Eugene Zelenko | d4304d2 | 2015-11-04 21:37:17 +0000 | [diff] [blame] | 1 | //===--- Tools.cpp - Tools Implementations ----------------------*- C++ -*-===// |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #include "Tools.h" |
Chandler Carruth | 3a02247 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 11 | #include "InputInfo.h" |
Chandler Carruth | 3a02247 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 12 | #include "ToolChains.h" |
Ben Langmuir | e056ec3 | 2015-02-04 18:34:23 +0000 | [diff] [blame] | 13 | #include "clang/Basic/CharInfo.h" |
Josh Magee | e0fc1a8 | 2014-02-11 01:35:14 +0000 | [diff] [blame] | 14 | #include "clang/Basic/LangOptions.h" |
Chandler Carruth | 3a02247 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 15 | #include "clang/Basic/ObjCRuntime.h" |
Kevin Enderby | ae2ec47 | 2013-01-17 21:38:06 +0000 | [diff] [blame] | 16 | #include "clang/Basic/Version.h" |
Rafael Espindola | 3e34e65 | 2015-02-03 16:33:53 +0000 | [diff] [blame] | 17 | #include "clang/Config/config.h" |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 18 | #include "clang/Driver/Action.h" |
Chandler Carruth | 3a02247 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 19 | #include "clang/Driver/Compilation.h" |
Daniel Dunbar | 1a8a2e8 | 2009-10-29 02:39:57 +0000 | [diff] [blame] | 20 | #include "clang/Driver/Driver.h" |
| 21 | #include "clang/Driver/DriverDiagnostic.h" |
Daniel Dunbar | 04c4c2c | 2009-03-18 07:06:02 +0000 | [diff] [blame] | 22 | #include "clang/Driver/Job.h" |
Daniel Dunbar | da13faf | 2009-11-19 04:25:22 +0000 | [diff] [blame] | 23 | #include "clang/Driver/Options.h" |
Alexey Samsonov | 609213f9 | 2013-08-19 09:14:21 +0000 | [diff] [blame] | 24 | #include "clang/Driver/SanitizerArgs.h" |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 25 | #include "clang/Driver/ToolChain.h" |
Daniel Dunbar | 04c4c2c | 2009-03-18 07:06:02 +0000 | [diff] [blame] | 26 | #include "clang/Driver/Util.h" |
Benjamin Kramer | 33335df | 2015-03-01 21:36:40 +0000 | [diff] [blame] | 27 | #include "llvm/ADT/STLExtras.h" |
Daniel Dunbar | 1c28f1e | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 28 | #include "llvm/ADT/SmallString.h" |
Hans Wennborg | 188382e | 2013-09-20 18:16:35 +0000 | [diff] [blame] | 29 | #include "llvm/ADT/StringExtras.h" |
Douglas Gregor | f7b87cb | 2009-10-29 00:41:01 +0000 | [diff] [blame] | 30 | #include "llvm/ADT/StringSwitch.h" |
Daniel Dunbar | b4a3e43 | 2009-09-09 22:32:34 +0000 | [diff] [blame] | 31 | #include "llvm/ADT/Twine.h" |
Reid Kleckner | 898229a | 2013-06-14 17:17:23 +0000 | [diff] [blame] | 32 | #include "llvm/Option/Arg.h" |
| 33 | #include "llvm/Option/ArgList.h" |
| 34 | #include "llvm/Option/Option.h" |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 35 | #include "llvm/Support/CodeGen.h" |
David Blaikie | 24bbfed2 | 2014-03-31 23:29:38 +0000 | [diff] [blame] | 36 | #include "llvm/Support/Compression.h" |
Chandler Carruth | 3a02247 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 37 | #include "llvm/Support/ErrorHandling.h" |
Michael J. Spencer | f6efe58 | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 38 | #include "llvm/Support/FileSystem.h" |
Michael J. Spencer | 8aaf499 | 2010-11-29 18:12:39 +0000 | [diff] [blame] | 39 | #include "llvm/Support/Host.h" |
Hans Wennborg | 188382e | 2013-09-20 18:16:35 +0000 | [diff] [blame] | 40 | #include "llvm/Support/Path.h" |
Michael J. Spencer | 8aaf499 | 2010-11-29 18:12:39 +0000 | [diff] [blame] | 41 | #include "llvm/Support/Process.h" |
Chandler Carruth | 5553d0d | 2014-01-07 11:51:46 +0000 | [diff] [blame] | 42 | #include "llvm/Support/Program.h" |
Chandler Carruth | 3a02247 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 43 | #include "llvm/Support/raw_ostream.h" |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 44 | #include "llvm/Support/TargetParser.h" |
Daniel Dunbar | 04c4c2c | 2009-03-18 07:06:02 +0000 | [diff] [blame] | 45 | |
Ben Langmuir | 3b7b540 | 2015-02-03 19:28:37 +0000 | [diff] [blame] | 46 | #ifdef LLVM_ON_UNIX |
| 47 | #include <unistd.h> // For getuid(). |
| 48 | #endif |
| 49 | |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 50 | using namespace clang::driver; |
| 51 | using namespace clang::driver::tools; |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 52 | using namespace clang; |
Reid Kleckner | 898229a | 2013-06-14 17:17:23 +0000 | [diff] [blame] | 53 | using namespace llvm::opt; |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 54 | |
Eric Christopher | 49062a5 | 2015-12-22 03:12:34 +0000 | [diff] [blame] | 55 | static void handleTargetFeaturesGroup(const ArgList &Args, |
| 56 | std::vector<const char *> &Features, |
| 57 | OptSpecifier Group) { |
| 58 | for (const Arg *A : Args.filtered(Group)) { |
| 59 | StringRef Name = A->getOption().getName(); |
| 60 | A->claim(); |
| 61 | |
| 62 | // Skip over "-m". |
| 63 | assert(Name.startswith("m") && "Invalid feature name."); |
| 64 | Name = Name.substr(1); |
| 65 | |
| 66 | bool IsNegative = Name.startswith("no-"); |
| 67 | if (IsNegative) |
| 68 | Name = Name.substr(3); |
| 69 | Features.push_back(Args.MakeArgString((IsNegative ? "-" : "+") + Name)); |
| 70 | } |
| 71 | } |
| 72 | |
Joerg Sonnenberger | ec353d3 | 2015-11-09 23:39:45 +0000 | [diff] [blame] | 73 | static const char *getSparcAsmModeForCPU(StringRef Name, |
| 74 | const llvm::Triple &Triple) { |
| 75 | if (Triple.getArch() == llvm::Triple::sparcv9) { |
| 76 | return llvm::StringSwitch<const char *>(Name) |
| 77 | .Case("niagara", "-Av9b") |
| 78 | .Case("niagara2", "-Av9b") |
| 79 | .Case("niagara3", "-Av9d") |
| 80 | .Case("niagara4", "-Av9d") |
| 81 | .Default("-Av9"); |
| 82 | } else { |
| 83 | return llvm::StringSwitch<const char *>(Name) |
| 84 | .Case("v8", "-Av8") |
| 85 | .Case("supersparc", "-Av8") |
| 86 | .Case("sparclite", "-Asparclite") |
| 87 | .Case("f934", "-Asparclite") |
| 88 | .Case("hypersparc", "-Av8") |
| 89 | .Case("sparclite86x", "-Asparclite") |
| 90 | .Case("sparclet", "-Asparclet") |
| 91 | .Case("tsc701", "-Asparclet") |
| 92 | .Case("v9", "-Av8plus") |
| 93 | .Case("ultrasparc", "-Av8plus") |
| 94 | .Case("ultrasparc3", "-Av8plus") |
| 95 | .Case("niagara", "-Av8plusb") |
| 96 | .Case("niagara2", "-Av8plusb") |
| 97 | .Case("niagara3", "-Av8plusd") |
| 98 | .Case("niagara4", "-Av8plusd") |
| 99 | .Default("-Av8"); |
| 100 | } |
| 101 | } |
| 102 | |
Daniel Dunbar | 64198ef | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 103 | /// CheckPreprocessingOptions - Perform some validation of preprocessing |
| 104 | /// arguments that is shared with gcc. |
| 105 | static void CheckPreprocessingOptions(const Driver &D, const ArgList &Args) { |
Hans Wennborg | 8f00837 | 2014-06-11 19:44:53 +0000 | [diff] [blame] | 106 | if (Arg *A = Args.getLastArg(options::OPT_C, options::OPT_CC)) { |
| 107 | if (!Args.hasArg(options::OPT_E) && !Args.hasArg(options::OPT__SLASH_P) && |
| 108 | !Args.hasArg(options::OPT__SLASH_EP) && !D.CCCIsCPP()) { |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 109 | D.Diag(diag::err_drv_argument_only_allowed_with) |
Hans Wennborg | 8f00837 | 2014-06-11 19:44:53 +0000 | [diff] [blame] | 110 | << A->getBaseArg().getAsString(Args) |
| 111 | << (D.IsCLMode() ? "/E, /P or /EP" : "-E"); |
| 112 | } |
| 113 | } |
Daniel Dunbar | 64198ef | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 114 | } |
| 115 | |
Daniel Dunbar | 4eadb60 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 116 | /// CheckCodeGenerationOptions - Perform some validation of code generation |
| 117 | /// arguments that is shared with gcc. |
| 118 | static void CheckCodeGenerationOptions(const Driver &D, const ArgList &Args) { |
| 119 | // In gcc, only ARM checks this, but it seems reasonable to check universally. |
| 120 | if (Args.hasArg(options::OPT_static)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 121 | if (const Arg *A = |
| 122 | Args.getLastArg(options::OPT_dynamic, options::OPT_mdynamic_no_pic)) |
| 123 | D.Diag(diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) |
| 124 | << "-static"; |
Daniel Dunbar | 4eadb60 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 125 | } |
| 126 | |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 127 | // Add backslashes to escape spaces and other backslashes. |
| 128 | // This is used for the space-separated argument list specified with |
| 129 | // the -dwarf-debug-flags option. |
| 130 | static void EscapeSpacesAndBackslashes(const char *Arg, |
| 131 | SmallVectorImpl<char> &Res) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 132 | for (; *Arg; ++Arg) { |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 133 | switch (*Arg) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 134 | default: |
| 135 | break; |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 136 | case ' ': |
| 137 | case '\\': |
| 138 | Res.push_back('\\'); |
| 139 | break; |
| 140 | } |
| 141 | Res.push_back(*Arg); |
| 142 | } |
| 143 | } |
| 144 | |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 145 | // Quote target names for inclusion in GNU Make dependency files. |
| 146 | // Only the characters '$', '#', ' ', '\t' are quoted. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 147 | static void QuoteTarget(StringRef Target, SmallVectorImpl<char> &Res) { |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 148 | for (unsigned i = 0, e = Target.size(); i != e; ++i) { |
| 149 | switch (Target[i]) { |
| 150 | case ' ': |
| 151 | case '\t': |
| 152 | // Escape the preceding backslashes |
| 153 | for (int j = i - 1; j >= 0 && Target[j] == '\\'; --j) |
| 154 | Res.push_back('\\'); |
| 155 | |
| 156 | // Escape the space/tab |
| 157 | Res.push_back('\\'); |
| 158 | break; |
| 159 | case '$': |
| 160 | Res.push_back('$'); |
| 161 | break; |
| 162 | case '#': |
| 163 | Res.push_back('\\'); |
| 164 | break; |
| 165 | default: |
| 166 | break; |
| 167 | } |
| 168 | |
| 169 | Res.push_back(Target[i]); |
| 170 | } |
| 171 | } |
| 172 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 173 | static void addDirectoryList(const ArgList &Args, ArgStringList &CmdArgs, |
| 174 | const char *ArgName, const char *EnvVar) { |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 175 | const char *DirList = ::getenv(EnvVar); |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 176 | bool CombinedArg = false; |
| 177 | |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 178 | if (!DirList) |
| 179 | return; // Nothing to do. |
| 180 | |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 181 | StringRef Name(ArgName); |
| 182 | if (Name.equals("-I") || Name.equals("-L")) |
| 183 | CombinedArg = true; |
| 184 | |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 185 | StringRef Dirs(DirList); |
| 186 | if (Dirs.empty()) // Empty string should not add '.'. |
| 187 | return; |
| 188 | |
| 189 | StringRef::size_type Delim; |
Rafael Espindola | 04b3fc4 | 2013-06-25 14:29:51 +0000 | [diff] [blame] | 190 | while ((Delim = Dirs.find(llvm::sys::EnvPathSeparator)) != StringRef::npos) { |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 191 | if (Delim == 0) { // Leading colon. |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 192 | if (CombinedArg) { |
| 193 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + ".")); |
| 194 | } else { |
| 195 | CmdArgs.push_back(ArgName); |
| 196 | CmdArgs.push_back("."); |
| 197 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 198 | } else { |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 199 | if (CombinedArg) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 200 | CmdArgs.push_back( |
| 201 | Args.MakeArgString(std::string(ArgName) + Dirs.substr(0, Delim))); |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 202 | } else { |
| 203 | CmdArgs.push_back(ArgName); |
| 204 | CmdArgs.push_back(Args.MakeArgString(Dirs.substr(0, Delim))); |
| 205 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 206 | } |
Nico Weber | 8935578 | 2012-03-19 15:00:03 +0000 | [diff] [blame] | 207 | Dirs = Dirs.substr(Delim + 1); |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 208 | } |
| 209 | |
| 210 | if (Dirs.empty()) { // Trailing colon. |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 211 | if (CombinedArg) { |
| 212 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + ".")); |
| 213 | } else { |
| 214 | CmdArgs.push_back(ArgName); |
| 215 | CmdArgs.push_back("."); |
| 216 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 217 | } else { // Add the last path. |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 218 | if (CombinedArg) { |
| 219 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + Dirs)); |
| 220 | } else { |
| 221 | CmdArgs.push_back(ArgName); |
| 222 | CmdArgs.push_back(Args.MakeArgString(Dirs)); |
| 223 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 224 | } |
| 225 | } |
| 226 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 227 | static void AddLinkerInputs(const ToolChain &TC, const InputInfoList &Inputs, |
| 228 | const ArgList &Args, ArgStringList &CmdArgs) { |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 229 | const Driver &D = TC.getDriver(); |
| 230 | |
Daniel Dunbar | 1094bb1 | 2011-02-19 05:33:51 +0000 | [diff] [blame] | 231 | // Add extra linker input arguments which are not treated as inputs |
| 232 | // (constructed via -Xarch_). |
| 233 | Args.AddAllArgValues(CmdArgs, options::OPT_Zlinker_input); |
| 234 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 235 | for (const auto &II : Inputs) { |
Eric Christopher | c198407 | 2015-12-08 02:10:19 +0000 | [diff] [blame] | 236 | if (!TC.HasNativeLLVMSupport() && types::isLLVMIR(II.getType())) |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 237 | // Don't try to pass LLVM inputs unless we have native support. |
Eric Christopher | c198407 | 2015-12-08 02:10:19 +0000 | [diff] [blame] | 238 | D.Diag(diag::err_drv_no_linker_llvm_support) << TC.getTripleString(); |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 239 | |
Daniel Dunbar | 2cc3f17 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 240 | // Add filenames immediately. |
| 241 | if (II.isFilename()) { |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 242 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 2cc3f17 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 243 | continue; |
| 244 | } |
| 245 | |
| 246 | // Otherwise, this is a linker input argument. |
| 247 | const Arg &A = II.getInputArg(); |
| 248 | |
| 249 | // Handle reserved library options. |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 250 | if (A.getOption().matches(options::OPT_Z_reserved_lib_stdcxx)) |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 251 | TC.AddCXXStdlibLibArgs(Args, CmdArgs); |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 252 | else if (A.getOption().matches(options::OPT_Z_reserved_lib_cckext)) |
Shantonu Sen | afeb03b | 2010-09-17 18:39:08 +0000 | [diff] [blame] | 253 | TC.AddCCKextLibArgs(Args, CmdArgs); |
Arthur Marble | 31fb6f4 | 2014-07-16 21:16:16 +0000 | [diff] [blame] | 254 | else if (A.getOption().matches(options::OPT_z)) { |
| 255 | // Pass -z prefix for gcc linker compatibility. |
| 256 | A.claim(); |
| 257 | A.render(Args, CmdArgs); |
| 258 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 259 | A.renderAsInput(Args, CmdArgs); |
Arthur Marble | 31fb6f4 | 2014-07-16 21:16:16 +0000 | [diff] [blame] | 260 | } |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 261 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 262 | |
| 263 | // LIBRARY_PATH - included following the user specified library paths. |
Richard Barton | 5828d7b | 2013-12-17 11:11:25 +0000 | [diff] [blame] | 264 | // and only supported on native toolchains. |
| 265 | if (!TC.isCrossCompiling()) |
| 266 | addDirectoryList(Args, CmdArgs, "-L", "LIBRARY_PATH"); |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 267 | } |
| 268 | |
John McCall | 31168b0 | 2011-06-15 23:02:42 +0000 | [diff] [blame] | 269 | /// \brief Determine whether Objective-C automated reference counting is |
| 270 | /// enabled. |
| 271 | static bool isObjCAutoRefCount(const ArgList &Args) { |
| 272 | return Args.hasFlag(options::OPT_fobjc_arc, options::OPT_fno_objc_arc, false); |
| 273 | } |
| 274 | |
Ted Kremenek | e65b086 | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 275 | /// \brief Determine whether we are linking the ObjC runtime. |
| 276 | static bool isObjCRuntimeLinked(const ArgList &Args) { |
Bob Wilson | 29536fc | 2012-08-07 19:58:00 +0000 | [diff] [blame] | 277 | if (isObjCAutoRefCount(Args)) { |
| 278 | Args.ClaimAllArgs(options::OPT_fobjc_link_runtime); |
Ted Kremenek | e65b086 | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 279 | return true; |
Bob Wilson | 29536fc | 2012-08-07 19:58:00 +0000 | [diff] [blame] | 280 | } |
Ted Kremenek | e65b086 | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 281 | return Args.hasArg(options::OPT_fobjc_link_runtime); |
| 282 | } |
| 283 | |
Michael J. Spencer | 66e2b20 | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 284 | static bool forwardToGCC(const Option &O) { |
Reid Kleckner | 3793d5e | 2013-06-19 15:09:06 +0000 | [diff] [blame] | 285 | // Don't forward inputs from the original command line. They are added from |
| 286 | // InputInfoList. |
Richard Smith | 8e5e976 | 2013-06-20 01:33:59 +0000 | [diff] [blame] | 287 | return O.getKind() != Option::InputClass && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 288 | !O.hasFlag(options::DriverOption) && !O.hasFlag(options::LinkerInput); |
Michael J. Spencer | 66e2b20 | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 289 | } |
| 290 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 291 | void Clang::AddPreprocessingOptions(Compilation &C, const JobAction &JA, |
| 292 | const Driver &D, const ArgList &Args, |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 293 | ArgStringList &CmdArgs, |
| 294 | const InputInfo &Output, |
Artem Belevich | fa11ab5 | 2015-11-17 22:28:46 +0000 | [diff] [blame] | 295 | const InputInfoList &Inputs, |
| 296 | const ToolChain *AuxToolChain) const { |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 297 | Arg *A; |
Daniel Dunbar | 367dbb9 | 2009-06-08 21:48:20 +0000 | [diff] [blame] | 298 | |
Daniel Dunbar | 64198ef | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 299 | CheckPreprocessingOptions(D, Args); |
| 300 | |
| 301 | Args.AddLastArg(CmdArgs, options::OPT_C); |
| 302 | Args.AddLastArg(CmdArgs, options::OPT_CC); |
Daniel Dunbar | 367dbb9 | 2009-06-08 21:48:20 +0000 | [diff] [blame] | 303 | |
| 304 | // Handle dependency file generation. |
Daniel Dunbar | 86aed7d | 2010-12-08 21:33:40 +0000 | [diff] [blame] | 305 | if ((A = Args.getLastArg(options::OPT_M, options::OPT_MM)) || |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 306 | (A = Args.getLastArg(options::OPT_MD)) || |
| 307 | (A = Args.getLastArg(options::OPT_MMD))) { |
| 308 | // Determine the output location. |
| 309 | const char *DepFile; |
Benjamin Kramer | 2715fce | 2012-09-26 19:01:49 +0000 | [diff] [blame] | 310 | if (Arg *MF = Args.getLastArg(options::OPT_MF)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 311 | DepFile = MF->getValue(); |
Chad Rosier | 633dcdc | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 312 | C.addFailureResultFile(DepFile, &JA); |
Benjamin Kramer | 2715fce | 2012-09-26 19:01:49 +0000 | [diff] [blame] | 313 | } else if (Output.getType() == types::TY_Dependencies) { |
| 314 | DepFile = Output.getFilename(); |
Daniel Dunbar | 0bfb21e | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 315 | } else if (A->getOption().matches(options::OPT_M) || |
| 316 | A->getOption().matches(options::OPT_MM)) { |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 317 | DepFile = "-"; |
| 318 | } else { |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 319 | DepFile = getDependencyFileName(Args, Inputs); |
Chad Rosier | 633dcdc | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 320 | C.addFailureResultFile(DepFile, &JA); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 321 | } |
| 322 | CmdArgs.push_back("-dependency-file"); |
| 323 | CmdArgs.push_back(DepFile); |
| 324 | |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 325 | // Add a default target if one wasn't specified. |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 326 | if (!Args.hasArg(options::OPT_MT) && !Args.hasArg(options::OPT_MQ)) { |
| 327 | const char *DepTarget; |
| 328 | |
| 329 | // If user provided -o, that is the dependency target, except |
| 330 | // when we are only generating a dependency file. |
| 331 | Arg *OutputOpt = Args.getLastArg(options::OPT_o); |
| 332 | if (OutputOpt && Output.getType() != types::TY_Dependencies) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 333 | DepTarget = OutputOpt->getValue(); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 334 | } else { |
| 335 | // Otherwise derive from the base input. |
| 336 | // |
| 337 | // FIXME: This should use the computed output file location. |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 338 | SmallString<128> P(Inputs[0].getBaseInput()); |
Michael J. Spencer | e169675 | 2010-12-18 00:19:12 +0000 | [diff] [blame] | 339 | llvm::sys::path::replace_extension(P, "o"); |
| 340 | DepTarget = Args.MakeArgString(llvm::sys::path::filename(P)); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 341 | } |
| 342 | |
| 343 | CmdArgs.push_back("-MT"); |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 344 | SmallString<128> Quoted; |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 345 | QuoteTarget(DepTarget, Quoted); |
| 346 | CmdArgs.push_back(Args.MakeArgString(Quoted)); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 347 | } |
| 348 | |
Daniel Dunbar | 0bfb21e | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 349 | if (A->getOption().matches(options::OPT_M) || |
| 350 | A->getOption().matches(options::OPT_MD)) |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 351 | CmdArgs.push_back("-sys-header-deps"); |
Manuel Klimek | c68aa16 | 2015-03-19 12:00:22 +0000 | [diff] [blame] | 352 | if ((isa<PrecompileJobAction>(JA) && |
| 353 | !Args.hasArg(options::OPT_fno_module_file_deps)) || |
| 354 | Args.hasArg(options::OPT_fmodule_file_deps)) |
Argyrios Kyrtzidis | 6d0753d | 2014-03-14 03:07:38 +0000 | [diff] [blame] | 355 | CmdArgs.push_back("-module-file-deps"); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 356 | } |
| 357 | |
Peter Collingbourne | 77b0e7f2 | 2011-07-12 19:35:15 +0000 | [diff] [blame] | 358 | if (Args.hasArg(options::OPT_MG)) { |
| 359 | if (!A || A->getOption().matches(options::OPT_MD) || |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 360 | A->getOption().matches(options::OPT_MMD)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 361 | D.Diag(diag::err_drv_mg_requires_m_or_mm); |
Peter Collingbourne | 77b0e7f2 | 2011-07-12 19:35:15 +0000 | [diff] [blame] | 362 | CmdArgs.push_back("-MG"); |
| 363 | } |
| 364 | |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 365 | Args.AddLastArg(CmdArgs, options::OPT_MP); |
Paul Robinson | d7214a7 | 2015-04-27 18:14:32 +0000 | [diff] [blame] | 366 | Args.AddLastArg(CmdArgs, options::OPT_MV); |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 367 | |
| 368 | // Convert all -MQ <target> args to -MT <quoted target> |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 369 | for (const Arg *A : Args.filtered(options::OPT_MT, options::OPT_MQ)) { |
Daniel Dunbar | a442fd5 | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 370 | A->claim(); |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 371 | |
Daniel Dunbar | a442fd5 | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 372 | if (A->getOption().matches(options::OPT_MQ)) { |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 373 | CmdArgs.push_back("-MT"); |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 374 | SmallString<128> Quoted; |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 375 | QuoteTarget(A->getValue(), Quoted); |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 376 | CmdArgs.push_back(Args.MakeArgString(Quoted)); |
| 377 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 378 | // -MT flag - no change |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 379 | } else { |
Daniel Dunbar | a442fd5 | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 380 | A->render(Args, CmdArgs); |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 381 | } |
| 382 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 383 | |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 384 | // Add -i* options, and automatically translate to |
| 385 | // -include-pch/-include-pth for transparent PCH support. It's |
| 386 | // wonky, but we include looking for .gch so we can support seamless |
| 387 | // replacement into a build system already set up to be generating |
| 388 | // .gch files. |
Nico Weber | 2ca4be9 | 2016-03-01 23:16:44 +0000 | [diff] [blame] | 389 | int YcIndex = -1, YuIndex = -1; |
| 390 | { |
| 391 | int AI = -1; |
| 392 | const Arg *YcArg = Args.getLastArg(options::OPT__SLASH_Yc); |
| 393 | const Arg *YuArg = Args.getLastArg(options::OPT__SLASH_Yu); |
| 394 | for (const Arg *A : Args.filtered(options::OPT_clang_i_Group)) { |
| 395 | // Walk the whole i_Group and skip non "-include" flags so that the index |
| 396 | // here matches the index in the next loop below. |
| 397 | ++AI; |
| 398 | if (!A->getOption().matches(options::OPT_include)) |
| 399 | continue; |
| 400 | if (YcArg && strcmp(A->getValue(), YcArg->getValue()) == 0) |
| 401 | YcIndex = AI; |
| 402 | if (YuArg && strcmp(A->getValue(), YuArg->getValue()) == 0) |
| 403 | YuIndex = AI; |
| 404 | } |
| 405 | } |
| 406 | if (isa<PrecompileJobAction>(JA) && YcIndex != -1) { |
| 407 | Driver::InputList Inputs; |
| 408 | D.BuildInputs(getToolChain(), C.getArgs(), Inputs); |
| 409 | assert(Inputs.size() == 1 && "Need one input when building pch"); |
| 410 | CmdArgs.push_back(Args.MakeArgString(Twine("-find-pch-source=") + |
| 411 | Inputs[0].second->getValue())); |
| 412 | } |
| 413 | |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 414 | bool RenderedImplicitInclude = false; |
Nico Weber | 2ca4be9 | 2016-03-01 23:16:44 +0000 | [diff] [blame] | 415 | int AI = -1; |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 416 | for (const Arg *A : Args.filtered(options::OPT_clang_i_Group)) { |
Nico Weber | 2ca4be9 | 2016-03-01 23:16:44 +0000 | [diff] [blame] | 417 | ++AI; |
| 418 | |
Nico Weber | d8ff0ee | 2016-04-02 19:10:07 +0000 | [diff] [blame] | 419 | if (getToolChain().getDriver().IsCLMode() && |
| 420 | A->getOption().matches(options::OPT_include)) { |
Junmo Park | e19d679 | 2016-03-17 06:41:27 +0000 | [diff] [blame] | 421 | // In clang-cl mode, /Ycfoo.h means that all code up to a foo.h |
Nico Weber | 2ca4be9 | 2016-03-01 23:16:44 +0000 | [diff] [blame] | 422 | // include is compiled into foo.h, and everything after goes into |
| 423 | // the .obj file. /Yufoo.h means that all includes prior to and including |
| 424 | // foo.h are completely skipped and replaced with a use of the pch file |
| 425 | // for foo.h. (Each flag can have at most one value, multiple /Yc flags |
| 426 | // just mean that the last one wins.) If /Yc and /Yu are both present |
| 427 | // and refer to the same file, /Yc wins. |
| 428 | // Note that OPT__SLASH_FI gets mapped to OPT_include. |
| 429 | // FIXME: The code here assumes that /Yc and /Yu refer to the same file. |
| 430 | // cl.exe seems to support both flags with different values, but that |
| 431 | // seems strange (which flag does /Fp now refer to?), so don't implement |
Nico Weber | d1728f0 | 2016-03-23 18:17:02 +0000 | [diff] [blame] | 432 | // that until someone needs it. |
Nico Weber | 2ca4be9 | 2016-03-01 23:16:44 +0000 | [diff] [blame] | 433 | int PchIndex = YcIndex != -1 ? YcIndex : YuIndex; |
| 434 | if (PchIndex != -1) { |
| 435 | if (isa<PrecompileJobAction>(JA)) { |
| 436 | // When building the pch, skip all includes after the pch. |
| 437 | assert(YcIndex != -1 && PchIndex == YcIndex); |
| 438 | if (AI >= YcIndex) |
| 439 | continue; |
| 440 | } else { |
| 441 | // When using the pch, skip all includes prior to the pch. |
Nico Weber | d1728f0 | 2016-03-23 18:17:02 +0000 | [diff] [blame] | 442 | if (AI < PchIndex) { |
| 443 | A->claim(); |
Nico Weber | 2ca4be9 | 2016-03-01 23:16:44 +0000 | [diff] [blame] | 444 | continue; |
Nico Weber | d1728f0 | 2016-03-23 18:17:02 +0000 | [diff] [blame] | 445 | } |
Nico Weber | 2ca4be9 | 2016-03-01 23:16:44 +0000 | [diff] [blame] | 446 | if (AI == PchIndex) { |
| 447 | A->claim(); |
| 448 | CmdArgs.push_back("-include-pch"); |
| 449 | CmdArgs.push_back( |
| 450 | Args.MakeArgString(D.GetClPchPath(C, A->getValue()))); |
| 451 | continue; |
| 452 | } |
| 453 | } |
| 454 | } |
| 455 | } else if (A->getOption().matches(options::OPT_include)) { |
| 456 | // Handling of gcc-style gch precompiled headers. |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 457 | bool IsFirstImplicitInclude = !RenderedImplicitInclude; |
| 458 | RenderedImplicitInclude = true; |
| 459 | |
Argyrios Kyrtzidis | 90bdfbb | 2010-08-11 23:27:58 +0000 | [diff] [blame] | 460 | // Use PCH if the user requested it. |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 461 | bool UsePCH = D.CCCUsePCH; |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 462 | |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 463 | bool FoundPTH = false; |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 464 | bool FoundPCH = false; |
Rafael Espindola | 00eaafd | 2013-06-25 15:03:59 +0000 | [diff] [blame] | 465 | SmallString<128> P(A->getValue()); |
| 466 | // We want the files to have a name like foo.h.pch. Add a dummy extension |
| 467 | // so that replace_extension does the right thing. |
| 468 | P += ".dummy"; |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 469 | if (UsePCH) { |
Rafael Espindola | 00eaafd | 2013-06-25 15:03:59 +0000 | [diff] [blame] | 470 | llvm::sys::path::replace_extension(P, "pch"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 471 | if (llvm::sys::fs::exists(P)) |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 472 | FoundPCH = true; |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 473 | } |
| 474 | |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 475 | if (!FoundPCH) { |
Rafael Espindola | 00eaafd | 2013-06-25 15:03:59 +0000 | [diff] [blame] | 476 | llvm::sys::path::replace_extension(P, "pth"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 477 | if (llvm::sys::fs::exists(P)) |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 478 | FoundPTH = true; |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 479 | } |
| 480 | |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 481 | if (!FoundPCH && !FoundPTH) { |
Rafael Espindola | 00eaafd | 2013-06-25 15:03:59 +0000 | [diff] [blame] | 482 | llvm::sys::path::replace_extension(P, "gch"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 483 | if (llvm::sys::fs::exists(P)) { |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 484 | FoundPCH = UsePCH; |
| 485 | FoundPTH = !UsePCH; |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 486 | } |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 487 | } |
| 488 | |
| 489 | if (FoundPCH || FoundPTH) { |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 490 | if (IsFirstImplicitInclude) { |
| 491 | A->claim(); |
| 492 | if (UsePCH) |
| 493 | CmdArgs.push_back("-include-pch"); |
| 494 | else |
| 495 | CmdArgs.push_back("-include-pth"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 496 | CmdArgs.push_back(Args.MakeArgString(P)); |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 497 | continue; |
| 498 | } else { |
| 499 | // Ignore the PCH if not first on command line and emit warning. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 500 | D.Diag(diag::warn_drv_pch_not_first_include) << P |
| 501 | << A->getAsString(Args); |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 502 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 503 | } |
| 504 | } |
| 505 | |
| 506 | // Not translated, render as usual. |
| 507 | A->claim(); |
| 508 | A->render(Args, CmdArgs); |
| 509 | } |
| 510 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 511 | Args.AddAllArgs(CmdArgs, |
| 512 | {options::OPT_D, options::OPT_U, options::OPT_I_Group, |
| 513 | options::OPT_F, options::OPT_index_header_map}); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 514 | |
Douglas Katzman | 9dc81a4 | 2015-10-02 14:41:38 +0000 | [diff] [blame] | 515 | // Add -Wp, and -Xpreprocessor if using the preprocessor. |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 516 | |
| 517 | // FIXME: There is a very unfortunate problem here, some troubled |
| 518 | // souls abuse -Wp, to pass preprocessor options in gcc syntax. To |
| 519 | // really support that we would have to parse and then translate |
| 520 | // those options. :( |
| 521 | Args.AddAllArgValues(CmdArgs, options::OPT_Wp_COMMA, |
| 522 | options::OPT_Xpreprocessor); |
Daniel Dunbar | 38b6279 | 2009-10-29 01:53:44 +0000 | [diff] [blame] | 523 | |
| 524 | // -I- is a deprecated GCC feature, reject it. |
| 525 | if (Arg *A = Args.getLastArg(options::OPT_I_)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 526 | D.Diag(diag::err_drv_I_dash_not_supported) << A->getAsString(Args); |
Chandler Carruth | 24e17e1 | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 527 | |
| 528 | // If we have a --sysroot, and don't have an explicit -isysroot flag, add an |
| 529 | // -isysroot to the CC1 invocation. |
Sebastian Pop | 980920a | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 530 | StringRef sysroot = C.getSysRoot(); |
| 531 | if (sysroot != "") { |
Chandler Carruth | 24e17e1 | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 532 | if (!Args.hasArg(options::OPT_isysroot)) { |
| 533 | CmdArgs.push_back("-isysroot"); |
Sebastian Pop | 980920a | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 534 | CmdArgs.push_back(C.getArgs().MakeArgString(sysroot)); |
Chandler Carruth | 24e17e1 | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 535 | } |
| 536 | } |
Douglas Gregor | 5dc3899 | 2013-02-07 00:21:12 +0000 | [diff] [blame] | 537 | |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 538 | // Parse additional include paths from environment variables. |
Chandler Carruth | 9802c14 | 2011-11-04 07:12:58 +0000 | [diff] [blame] | 539 | // FIXME: We should probably sink the logic for handling these from the |
| 540 | // frontend into the driver. It will allow deleting 4 otherwise unused flags. |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 541 | // CPATH - included following the user specified includes (but prior to |
| 542 | // builtin and standard includes). |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 543 | addDirectoryList(Args, CmdArgs, "-I", "CPATH"); |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 544 | // C_INCLUDE_PATH - system includes enabled when compiling C. |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 545 | addDirectoryList(Args, CmdArgs, "-c-isystem", "C_INCLUDE_PATH"); |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 546 | // CPLUS_INCLUDE_PATH - system includes enabled when compiling C++. |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 547 | addDirectoryList(Args, CmdArgs, "-cxx-isystem", "CPLUS_INCLUDE_PATH"); |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 548 | // OBJC_INCLUDE_PATH - system includes enabled when compiling ObjC. |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 549 | addDirectoryList(Args, CmdArgs, "-objc-isystem", "OBJC_INCLUDE_PATH"); |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 550 | // OBJCPLUS_INCLUDE_PATH - system includes enabled when compiling ObjC++. |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 551 | addDirectoryList(Args, CmdArgs, "-objcxx-isystem", "OBJCPLUS_INCLUDE_PATH"); |
Chandler Carruth | 6bfd84f | 2011-11-04 07:12:53 +0000 | [diff] [blame] | 552 | |
Artem Belevich | fa11ab5 | 2015-11-17 22:28:46 +0000 | [diff] [blame] | 553 | // Optional AuxToolChain indicates that we need to include headers |
| 554 | // for more than one target. If that's the case, add include paths |
| 555 | // from AuxToolChain right after include paths of the same kind for |
| 556 | // the current target. |
| 557 | |
Chandler Carruth | 6bfd84f | 2011-11-04 07:12:53 +0000 | [diff] [blame] | 558 | // Add C++ include arguments, if needed. |
Artem Belevich | fa11ab5 | 2015-11-17 22:28:46 +0000 | [diff] [blame] | 559 | if (types::isCXX(Inputs[0].getType())) { |
Chandler Carruth | 491db32 | 2011-11-04 07:34:47 +0000 | [diff] [blame] | 560 | getToolChain().AddClangCXXStdlibIncludeArgs(Args, CmdArgs); |
Artem Belevich | fa11ab5 | 2015-11-17 22:28:46 +0000 | [diff] [blame] | 561 | if (AuxToolChain) |
| 562 | AuxToolChain->AddClangCXXStdlibIncludeArgs(Args, CmdArgs); |
| 563 | } |
Chandler Carruth | a796f53 | 2011-11-05 20:17:13 +0000 | [diff] [blame] | 564 | |
| 565 | // Add system include arguments. |
| 566 | getToolChain().AddClangSystemIncludeArgs(Args, CmdArgs); |
Artem Belevich | fa11ab5 | 2015-11-17 22:28:46 +0000 | [diff] [blame] | 567 | if (AuxToolChain) |
| 568 | AuxToolChain->AddClangCXXStdlibIncludeArgs(Args, CmdArgs); |
| 569 | |
| 570 | // Add CUDA include arguments, if needed. |
| 571 | if (types::isCuda(Inputs[0].getType())) |
| 572 | getToolChain().AddCudaIncludeArgs(Args, CmdArgs); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 573 | } |
| 574 | |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 575 | // FIXME: Move to target hook. |
| 576 | static bool isSignedCharDefault(const llvm::Triple &Triple) { |
| 577 | switch (Triple.getArch()) { |
| 578 | default: |
| 579 | return true; |
| 580 | |
Tim Northover | 9bb857a | 2013-01-31 12:13:10 +0000 | [diff] [blame] | 581 | case llvm::Triple::aarch64: |
Christian Pirker | 9b019ae | 2014-02-25 13:51:00 +0000 | [diff] [blame] | 582 | case llvm::Triple::aarch64_be: |
Jim Grosbach | 7c2c664 | 2011-05-24 15:40:46 +0000 | [diff] [blame] | 583 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 584 | case llvm::Triple::armeb: |
Oliver Stannard | abed2ee | 2014-10-24 11:28:47 +0000 | [diff] [blame] | 585 | case llvm::Triple::thumb: |
| 586 | case llvm::Triple::thumbeb: |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 587 | if (Triple.isOSDarwin() || Triple.isOSWindows()) |
| 588 | return true; |
| 589 | return false; |
| 590 | |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 591 | case llvm::Triple::ppc: |
| 592 | case llvm::Triple::ppc64: |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 593 | if (Triple.isOSDarwin()) |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 594 | return true; |
| 595 | return false; |
Ulrich Weigand | 4744507 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 596 | |
David Majnemer | dcecd93 | 2015-05-23 19:23:55 +0000 | [diff] [blame] | 597 | case llvm::Triple::hexagon: |
Bill Schmidt | 778d387 | 2013-07-26 01:36:11 +0000 | [diff] [blame] | 598 | case llvm::Triple::ppc64le: |
Ulrich Weigand | 4744507 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 599 | case llvm::Triple::systemz: |
Robert Lytton | 0e07649 | 2013-08-13 09:43:10 +0000 | [diff] [blame] | 600 | case llvm::Triple::xcore: |
Ulrich Weigand | 4744507 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 601 | return false; |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 602 | } |
| 603 | } |
| 604 | |
Robert Lytton | 0e07649 | 2013-08-13 09:43:10 +0000 | [diff] [blame] | 605 | static bool isNoCommonDefault(const llvm::Triple &Triple) { |
| 606 | switch (Triple.getArch()) { |
| 607 | default: |
| 608 | return false; |
| 609 | |
| 610 | case llvm::Triple::xcore: |
Dan Gohman | c285307 | 2015-09-03 22:51:53 +0000 | [diff] [blame] | 611 | case llvm::Triple::wasm32: |
| 612 | case llvm::Triple::wasm64: |
Robert Lytton | 0e07649 | 2013-08-13 09:43:10 +0000 | [diff] [blame] | 613 | return true; |
| 614 | } |
| 615 | } |
| 616 | |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 617 | // ARM tools start. |
| 618 | |
| 619 | // Get SubArch (vN). |
| 620 | static int getARMSubArchVersionNumber(const llvm::Triple &Triple) { |
| 621 | llvm::StringRef Arch = Triple.getArchName(); |
Chandler Carruth | aa0caeb | 2015-08-30 02:16:36 +0000 | [diff] [blame] | 622 | return llvm::ARM::parseArchVersion(Arch); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 623 | } |
| 624 | |
| 625 | // True if M-profile. |
| 626 | static bool isARMMProfile(const llvm::Triple &Triple) { |
| 627 | llvm::StringRef Arch = Triple.getArchName(); |
Chandler Carruth | aa0caeb | 2015-08-30 02:16:36 +0000 | [diff] [blame] | 628 | unsigned Profile = llvm::ARM::parseArchProfile(Arch); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 629 | return Profile == llvm::ARM::PK_M; |
| 630 | } |
| 631 | |
| 632 | // Get Arch/CPU from args. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 633 | static void getARMArchCPUFromArgs(const ArgList &Args, llvm::StringRef &Arch, |
| 634 | llvm::StringRef &CPU, bool FromAs = false) { |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 635 | if (const Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) |
| 636 | CPU = A->getValue(); |
| 637 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) |
| 638 | Arch = A->getValue(); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 639 | if (!FromAs) |
| 640 | return; |
| 641 | |
| 642 | for (const Arg *A : |
| 643 | Args.filtered(options::OPT_Wa_COMMA, options::OPT_Xassembler)) { |
| 644 | StringRef Value = A->getValue(); |
| 645 | if (Value.startswith("-mcpu=")) |
| 646 | CPU = Value.substr(6); |
| 647 | if (Value.startswith("-march=")) |
| 648 | Arch = Value.substr(7); |
| 649 | } |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 650 | } |
| 651 | |
Silviu Baranga | f9671dd | 2013-10-21 10:54:53 +0000 | [diff] [blame] | 652 | // Handle -mhwdiv=. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 653 | // FIXME: Use ARMTargetParser. |
Silviu Baranga | f9671dd | 2013-10-21 10:54:53 +0000 | [diff] [blame] | 654 | static void getARMHWDivFeatures(const Driver &D, const Arg *A, |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 655 | const ArgList &Args, StringRef HWDiv, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 656 | std::vector<const char *> &Features) { |
Chandler Carruth | aa0caeb | 2015-08-30 02:16:36 +0000 | [diff] [blame] | 657 | unsigned HWDivID = llvm::ARM::parseHWDiv(HWDiv); |
| 658 | if (!llvm::ARM::getHWDivFeatures(HWDivID, Features)) |
Silviu Baranga | f9671dd | 2013-10-21 10:54:53 +0000 | [diff] [blame] | 659 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
| 660 | } |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 661 | |
Amara Emerson | 4cdb87b | 2013-10-01 10:20:54 +0000 | [diff] [blame] | 662 | // Handle -mfpu=. |
Amara Emerson | 4cdb87b | 2013-10-01 10:20:54 +0000 | [diff] [blame] | 663 | static void getARMFPUFeatures(const Driver &D, const Arg *A, |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 664 | const ArgList &Args, StringRef FPU, |
Amara Emerson | 4cdb87b | 2013-10-01 10:20:54 +0000 | [diff] [blame] | 665 | std::vector<const char *> &Features) { |
Chandler Carruth | aa0caeb | 2015-08-30 02:16:36 +0000 | [diff] [blame] | 666 | unsigned FPUID = llvm::ARM::parseFPU(FPU); |
| 667 | if (!llvm::ARM::getFPUFeatures(FPUID, Features)) |
Chad Rosier | cfbfc58 | 2012-04-04 20:51:35 +0000 | [diff] [blame] | 668 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
| 669 | } |
| 670 | |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 671 | // Decode ARM features from string like +[no]featureA+[no]featureB+... |
| 672 | static bool DecodeARMFeatures(const Driver &D, StringRef text, |
| 673 | std::vector<const char *> &Features) { |
| 674 | SmallVector<StringRef, 8> Split; |
| 675 | text.split(Split, StringRef("+"), -1, false); |
| 676 | |
| 677 | for (StringRef Feature : Split) { |
| 678 | const char *FeatureName = llvm::ARM::getArchExtFeature(Feature); |
| 679 | if (FeatureName) |
| 680 | Features.push_back(FeatureName); |
| 681 | else |
| 682 | return false; |
| 683 | } |
| 684 | return true; |
| 685 | } |
| 686 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 687 | // Check if -march is valid by checking if it can be canonicalised and parsed. |
| 688 | // getARMArch is used here instead of just checking the -march value in order |
| 689 | // to handle -march=native correctly. |
| 690 | static void checkARMArchName(const Driver &D, const Arg *A, const ArgList &Args, |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 691 | llvm::StringRef ArchName, |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 692 | std::vector<const char *> &Features, |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 693 | const llvm::Triple &Triple) { |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 694 | std::pair<StringRef, StringRef> Split = ArchName.split("+"); |
| 695 | |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 696 | std::string MArch = arm::getARMArch(ArchName, Triple); |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 697 | if (llvm::ARM::parseArch(MArch) == llvm::ARM::AK_INVALID || |
| 698 | (Split.second.size() && !DecodeARMFeatures(D, Split.second, Features))) |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 699 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 700 | } |
| 701 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 702 | // Check -mcpu=. Needs ArchName to handle -mcpu=generic. |
| 703 | static void checkARMCPUName(const Driver &D, const Arg *A, const ArgList &Args, |
| 704 | llvm::StringRef CPUName, llvm::StringRef ArchName, |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 705 | std::vector<const char *> &Features, |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 706 | const llvm::Triple &Triple) { |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 707 | std::pair<StringRef, StringRef> Split = CPUName.split("+"); |
| 708 | |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 709 | std::string CPU = arm::getARMTargetCPU(CPUName, ArchName, Triple); |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 710 | if (arm::getLLVMArchSuffixForARM(CPU, ArchName, Triple).empty() || |
| 711 | (Split.second.size() && !DecodeARMFeatures(D, Split.second, Features))) |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 712 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 713 | } |
| 714 | |
Akira Hatanaka | 9d99bb5 | 2015-08-26 19:00:11 +0000 | [diff] [blame] | 715 | static bool useAAPCSForMachO(const llvm::Triple &T) { |
| 716 | // The backend is hardwired to assume AAPCS for M-class processors, ensure |
| 717 | // the frontend matches that. |
| 718 | return T.getEnvironment() == llvm::Triple::EABI || |
| 719 | T.getOS() == llvm::Triple::UnknownOS || isARMMProfile(T); |
| 720 | } |
| 721 | |
Asiri Rathnayake | 9e3c7cb | 2014-10-03 09:11:41 +0000 | [diff] [blame] | 722 | // Select the float ABI as determined by -msoft-float, -mhard-float, and |
| 723 | // -mfloat-abi=. |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 724 | arm::FloatABI arm::getARMFloatABI(const ToolChain &TC, const ArgList &Args) { |
| 725 | const Driver &D = TC.getDriver(); |
| 726 | const llvm::Triple Triple(TC.ComputeEffectiveClangTriple(Args)); |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 727 | auto SubArch = getARMSubArchVersionNumber(Triple); |
| 728 | arm::FloatABI ABI = FloatABI::Invalid; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 729 | if (Arg *A = |
| 730 | Args.getLastArg(options::OPT_msoft_float, options::OPT_mhard_float, |
| 731 | options::OPT_mfloat_abi_EQ)) { |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 732 | if (A->getOption().matches(options::OPT_msoft_float)) { |
| 733 | ABI = FloatABI::Soft; |
| 734 | } else if (A->getOption().matches(options::OPT_mhard_float)) { |
| 735 | ABI = FloatABI::Hard; |
| 736 | } else { |
| 737 | ABI = llvm::StringSwitch<arm::FloatABI>(A->getValue()) |
| 738 | .Case("soft", FloatABI::Soft) |
| 739 | .Case("softfp", FloatABI::SoftFP) |
| 740 | .Case("hard", FloatABI::Hard) |
| 741 | .Default(FloatABI::Invalid); |
| 742 | if (ABI == FloatABI::Invalid && !StringRef(A->getValue()).empty()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 743 | D.Diag(diag::err_drv_invalid_mfloat_abi) << A->getAsString(Args); |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 744 | ABI = FloatABI::Soft; |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 745 | } |
| 746 | } |
Akira Hatanaka | 9d99bb5 | 2015-08-26 19:00:11 +0000 | [diff] [blame] | 747 | |
| 748 | // It is incorrect to select hard float ABI on MachO platforms if the ABI is |
| 749 | // "apcs-gnu". |
| 750 | if (Triple.isOSBinFormatMachO() && !useAAPCSForMachO(Triple) && |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 751 | ABI == FloatABI::Hard) { |
Akira Hatanaka | 9d99bb5 | 2015-08-26 19:00:11 +0000 | [diff] [blame] | 752 | D.Diag(diag::err_drv_unsupported_opt_for_target) << A->getAsString(Args) |
| 753 | << Triple.getArchName(); |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 754 | } |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 755 | } |
| 756 | |
| 757 | // If unspecified, choose the default based on the platform. |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 758 | if (ABI == FloatABI::Invalid) { |
Rafael Espindola | 0e1fb4f | 2010-06-28 17:18:09 +0000 | [diff] [blame] | 759 | switch (Triple.getOS()) { |
Bob Wilson | 6524dd3 | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 760 | case llvm::Triple::Darwin: |
| 761 | case llvm::Triple::MacOSX: |
Tim Northover | 756447a | 2015-10-30 16:30:36 +0000 | [diff] [blame] | 762 | case llvm::Triple::IOS: |
| 763 | case llvm::Triple::TvOS: { |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 764 | // Darwin defaults to "softfp" for v6 and v7. |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 765 | ABI = (SubArch == 6 || SubArch == 7) ? FloatABI::SoftFP : FloatABI::Soft; |
Tim Northover | d88ecb3 | 2016-01-27 19:32:40 +0000 | [diff] [blame] | 766 | ABI = Triple.isWatchABI() ? FloatABI::Hard : ABI; |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 767 | break; |
| 768 | } |
Tim Northover | 756447a | 2015-10-30 16:30:36 +0000 | [diff] [blame] | 769 | case llvm::Triple::WatchOS: |
| 770 | ABI = FloatABI::Hard; |
| 771 | break; |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 772 | |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 773 | // FIXME: this is invalid for WindowsCE |
| 774 | case llvm::Triple::Win32: |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 775 | ABI = FloatABI::Hard; |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 776 | break; |
| 777 | |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 778 | case llvm::Triple::FreeBSD: |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 779 | switch (Triple.getEnvironment()) { |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 780 | case llvm::Triple::GNUEABIHF: |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 781 | ABI = FloatABI::Hard; |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 782 | break; |
| 783 | default: |
| 784 | // FreeBSD defaults to soft float |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 785 | ABI = FloatABI::Soft; |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 786 | break; |
| 787 | } |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 788 | break; |
| 789 | |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 790 | default: |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 791 | switch (Triple.getEnvironment()) { |
Jiangning Liu | 61b06cb | 2012-07-31 08:06:29 +0000 | [diff] [blame] | 792 | case llvm::Triple::GNUEABIHF: |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 793 | case llvm::Triple::EABIHF: |
| 794 | ABI = FloatABI::Hard; |
Jiangning Liu | 61b06cb | 2012-07-31 08:06:29 +0000 | [diff] [blame] | 795 | break; |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 796 | case llvm::Triple::GNUEABI: |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 797 | case llvm::Triple::EABI: |
| 798 | // EABI is always AAPCS, and if it was not marked 'hard', it's softfp |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 799 | ABI = FloatABI::SoftFP; |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 800 | break; |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 801 | case llvm::Triple::Android: |
| 802 | ABI = (SubArch == 7) ? FloatABI::SoftFP : FloatABI::Soft; |
Chandler Carruth | c89aa9d | 2012-01-10 19:47:42 +0000 | [diff] [blame] | 803 | break; |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 804 | default: |
| 805 | // Assume "soft", but warn the user we are guessing. |
Tim Northover | 99694fe | 2016-04-13 17:08:51 +0000 | [diff] [blame] | 806 | if (Triple.isOSBinFormatMachO() && |
| 807 | Triple.getSubArch() == llvm::Triple::ARMSubArch_v7em) |
| 808 | ABI = FloatABI::Hard; |
| 809 | else |
| 810 | ABI = FloatABI::Soft; |
| 811 | |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 812 | if (Triple.getOS() != llvm::Triple::UnknownOS || |
| 813 | !Triple.isOSBinFormatMachO()) |
| 814 | D.Diag(diag::warn_drv_assuming_mfloat_abi_is) << "soft"; |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 815 | break; |
| 816 | } |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 817 | } |
| 818 | } |
| 819 | |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 820 | assert(ABI != FloatABI::Invalid && "must select an ABI"); |
| 821 | return ABI; |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 822 | } |
| 823 | |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 824 | static void getARMTargetFeatures(const ToolChain &TC, |
| 825 | const llvm::Triple &Triple, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 826 | const ArgList &Args, |
Rafael Espindola | 9c6fb0f | 2013-11-23 14:36:40 +0000 | [diff] [blame] | 827 | std::vector<const char *> &Features, |
| 828 | bool ForAS) { |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 829 | const Driver &D = TC.getDriver(); |
| 830 | |
Akira Hatanaka | 3fb33a5 | 2015-07-07 06:42:05 +0000 | [diff] [blame] | 831 | bool KernelOrKext = |
| 832 | Args.hasArg(options::OPT_mkernel, options::OPT_fapple_kext); |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 833 | arm::FloatABI ABI = arm::getARMFloatABI(TC, Args); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 834 | const Arg *WaCPU = nullptr, *WaFPU = nullptr; |
| 835 | const Arg *WaHDiv = nullptr, *WaArch = nullptr; |
| 836 | |
Nico Weber | 6e0ebae | 2015-04-29 21:16:40 +0000 | [diff] [blame] | 837 | if (!ForAS) { |
| 838 | // FIXME: Note, this is a hack, the LLVM backend doesn't actually use these |
| 839 | // yet (it uses the -mfloat-abi and -msoft-float options), and it is |
| 840 | // stripped out by the ARM target. We should probably pass this a new |
| 841 | // -target-option, which is handled by the -cc1/-cc1as invocation. |
| 842 | // |
| 843 | // FIXME2: For consistency, it would be ideal if we set up the target |
| 844 | // machine state the same when using the frontend or the assembler. We don't |
| 845 | // currently do that for the assembler, we pass the options directly to the |
| 846 | // backend and never even instantiate the frontend TargetInfo. If we did, |
| 847 | // and used its handleTargetFeatures hook, then we could ensure the |
| 848 | // assembler and the frontend behave the same. |
| 849 | |
| 850 | // Use software floating point operations? |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 851 | if (ABI == arm::FloatABI::Soft) |
Nico Weber | 6e0ebae | 2015-04-29 21:16:40 +0000 | [diff] [blame] | 852 | Features.push_back("+soft-float"); |
| 853 | |
| 854 | // Use software floating point argument passing? |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 855 | if (ABI != arm::FloatABI::Hard) |
Nico Weber | 6e0ebae | 2015-04-29 21:16:40 +0000 | [diff] [blame] | 856 | Features.push_back("+soft-float-abi"); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 857 | } else { |
| 858 | // Here, we make sure that -Wa,-mfpu/cpu/arch/hwdiv will be passed down |
| 859 | // to the assembler correctly. |
| 860 | for (const Arg *A : |
| 861 | Args.filtered(options::OPT_Wa_COMMA, options::OPT_Xassembler)) { |
| 862 | StringRef Value = A->getValue(); |
| 863 | if (Value.startswith("-mfpu=")) { |
| 864 | WaFPU = A; |
| 865 | } else if (Value.startswith("-mcpu=")) { |
| 866 | WaCPU = A; |
| 867 | } else if (Value.startswith("-mhwdiv=")) { |
| 868 | WaHDiv = A; |
| 869 | } else if (Value.startswith("-march=")) { |
| 870 | WaArch = A; |
| 871 | } |
| 872 | } |
Nico Weber | 6e0ebae | 2015-04-29 21:16:40 +0000 | [diff] [blame] | 873 | } |
| 874 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 875 | // Check -march. ClangAs gives preference to -Wa,-march=. |
| 876 | const Arg *ArchArg = Args.getLastArg(options::OPT_march_EQ); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 877 | StringRef ArchName; |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 878 | if (WaArch) { |
| 879 | if (ArchArg) |
| 880 | D.Diag(clang::diag::warn_drv_unused_argument) |
| 881 | << ArchArg->getAsString(Args); |
| 882 | ArchName = StringRef(WaArch->getValue()).substr(7); |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 883 | checkARMArchName(D, WaArch, Args, ArchName, Features, Triple); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 884 | // FIXME: Set Arch. |
| 885 | D.Diag(clang::diag::warn_drv_unused_argument) << WaArch->getAsString(Args); |
| 886 | } else if (ArchArg) { |
| 887 | ArchName = ArchArg->getValue(); |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 888 | checkARMArchName(D, ArchArg, Args, ArchName, Features, Triple); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 889 | } |
| 890 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 891 | // Check -mcpu. ClangAs gives preference to -Wa,-mcpu=. |
| 892 | const Arg *CPUArg = Args.getLastArg(options::OPT_mcpu_EQ); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 893 | StringRef CPUName; |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 894 | if (WaCPU) { |
| 895 | if (CPUArg) |
| 896 | D.Diag(clang::diag::warn_drv_unused_argument) |
| 897 | << CPUArg->getAsString(Args); |
| 898 | CPUName = StringRef(WaCPU->getValue()).substr(6); |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 899 | checkARMCPUName(D, WaCPU, Args, CPUName, ArchName, Features, Triple); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 900 | } else if (CPUArg) { |
| 901 | CPUName = CPUArg->getValue(); |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 902 | checkARMCPUName(D, CPUArg, Args, CPUName, ArchName, Features, Triple); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 903 | } |
John Brawn | a95c1a8 | 2015-05-08 12:52:18 +0000 | [diff] [blame] | 904 | |
Renato Golin | 23459c6 | 2015-07-30 16:40:17 +0000 | [diff] [blame] | 905 | // Add CPU features for generic CPUs |
| 906 | if (CPUName == "native") { |
| 907 | llvm::StringMap<bool> HostFeatures; |
| 908 | if (llvm::sys::getHostCPUFeatures(HostFeatures)) |
| 909 | for (auto &F : HostFeatures) |
| 910 | Features.push_back( |
| 911 | Args.MakeArgString((F.second ? "+" : "-") + F.first())); |
| 912 | } |
| 913 | |
| 914 | // Honor -mfpu=. ClangAs gives preference to -Wa,-mfpu=. |
| 915 | const Arg *FPUArg = Args.getLastArg(options::OPT_mfpu_EQ); |
| 916 | if (WaFPU) { |
| 917 | if (FPUArg) |
| 918 | D.Diag(clang::diag::warn_drv_unused_argument) |
| 919 | << FPUArg->getAsString(Args); |
| 920 | getARMFPUFeatures(D, WaFPU, Args, StringRef(WaFPU->getValue()).substr(6), |
| 921 | Features); |
| 922 | } else if (FPUArg) { |
| 923 | getARMFPUFeatures(D, FPUArg, Args, FPUArg->getValue(), Features); |
| 924 | } |
| 925 | |
| 926 | // Honor -mhwdiv=. ClangAs gives preference to -Wa,-mhwdiv=. |
| 927 | const Arg *HDivArg = Args.getLastArg(options::OPT_mhwdiv_EQ); |
| 928 | if (WaHDiv) { |
| 929 | if (HDivArg) |
| 930 | D.Diag(clang::diag::warn_drv_unused_argument) |
| 931 | << HDivArg->getAsString(Args); |
| 932 | getARMHWDivFeatures(D, WaHDiv, Args, |
| 933 | StringRef(WaHDiv->getValue()).substr(8), Features); |
| 934 | } else if (HDivArg) |
| 935 | getARMHWDivFeatures(D, HDivArg, Args, HDivArg->getValue(), Features); |
| 936 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 937 | // Setting -msoft-float effectively disables NEON because of the GCC |
| 938 | // implementation, although the same isn't true of VFP or VFP3. |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 939 | if (ABI == arm::FloatABI::Soft) { |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 940 | Features.push_back("-neon"); |
Amara Emerson | ecbe18e | 2014-02-12 10:22:35 +0000 | [diff] [blame] | 941 | // Also need to explicitly disable features which imply NEON. |
| 942 | Features.push_back("-crypto"); |
| 943 | } |
Bernard Ogden | 18b5701 | 2013-10-29 09:47:51 +0000 | [diff] [blame] | 944 | |
Eric Christopher | 269c2a2 | 2015-04-04 03:34:43 +0000 | [diff] [blame] | 945 | // En/disable crc code generation. |
| 946 | if (Arg *A = Args.getLastArg(options::OPT_mcrc, options::OPT_mnocrc)) { |
Bernard Ogden | 18b5701 | 2013-10-29 09:47:51 +0000 | [diff] [blame] | 947 | if (A->getOption().matches(options::OPT_mcrc)) |
| 948 | Features.push_back("+crc"); |
| 949 | else |
| 950 | Features.push_back("-crc"); |
| 951 | } |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 952 | |
Akira Hatanaka | c269482 | 2015-07-07 08:28:42 +0000 | [diff] [blame] | 953 | // Look for the last occurrence of -mlong-calls or -mno-long-calls. If |
| 954 | // neither options are specified, see if we are compiling for kernel/kext and |
| 955 | // decide whether to pass "+long-calls" based on the OS and its version. |
Akira Hatanaka | 3fb33a5 | 2015-07-07 06:42:05 +0000 | [diff] [blame] | 956 | if (Arg *A = Args.getLastArg(options::OPT_mlong_calls, |
| 957 | options::OPT_mno_long_calls)) { |
| 958 | if (A->getOption().matches(options::OPT_mlong_calls)) |
| 959 | Features.push_back("+long-calls"); |
Tim Northover | 756447a | 2015-10-30 16:30:36 +0000 | [diff] [blame] | 960 | } else if (KernelOrKext && (!Triple.isiOS() || Triple.isOSVersionLT(6)) && |
| 961 | !Triple.isWatchOS()) { |
Akira Hatanaka | 3fb33a5 | 2015-07-07 06:42:05 +0000 | [diff] [blame] | 962 | Features.push_back("+long-calls"); |
| 963 | } |
Akira Hatanaka | 580efb2 | 2015-07-16 00:43:00 +0000 | [diff] [blame] | 964 | |
Akira Hatanaka | 7651dd8 | 2015-07-28 22:26:45 +0000 | [diff] [blame] | 965 | // Kernel code has more strict alignment requirements. |
| 966 | if (KernelOrKext) |
| 967 | Features.push_back("+strict-align"); |
| 968 | else if (Arg *A = Args.getLastArg(options::OPT_mno_unaligned_access, |
| 969 | options::OPT_munaligned_access)) { |
| 970 | if (A->getOption().matches(options::OPT_munaligned_access)) { |
| 971 | // No v6M core supports unaligned memory access (v6M ARM ARM A3.2). |
| 972 | if (Triple.getSubArch() == llvm::Triple::SubArchType::ARMSubArch_v6m) |
| 973 | D.Diag(diag::err_target_unsupported_unaligned) << "v6m"; |
Bradley Smith | f4affc1 | 2016-03-03 13:52:22 +0000 | [diff] [blame] | 974 | // v8M Baseline follows on from v6M, so doesn't support unaligned memory |
| 975 | // access either. |
| 976 | else if (Triple.getSubArch() == llvm::Triple::SubArchType::ARMSubArch_v8m_baseline) |
| 977 | D.Diag(diag::err_target_unsupported_unaligned) << "v8m.base"; |
Akira Hatanaka | 7651dd8 | 2015-07-28 22:26:45 +0000 | [diff] [blame] | 978 | } else |
| 979 | Features.push_back("+strict-align"); |
| 980 | } else { |
| 981 | // Assume pre-ARMv6 doesn't support unaligned accesses. |
| 982 | // |
| 983 | // ARMv6 may or may not support unaligned accesses depending on the |
| 984 | // SCTLR.U bit, which is architecture-specific. We assume ARMv6 |
| 985 | // Darwin and NetBSD targets support unaligned accesses, and others don't. |
| 986 | // |
| 987 | // ARMv7 always has SCTLR.U set to 1, but it has a new SCTLR.A bit |
| 988 | // which raises an alignment fault on unaligned accesses. Linux |
| 989 | // defaults this bit to 0 and handles it as a system-wide (not |
| 990 | // per-process) setting. It is therefore safe to assume that ARMv7+ |
| 991 | // Linux targets support unaligned accesses. The same goes for NaCl. |
| 992 | // |
| 993 | // The above behavior is consistent with GCC. |
| 994 | int VersionNum = getARMSubArchVersionNumber(Triple); |
| 995 | if (Triple.isOSDarwin() || Triple.isOSNetBSD()) { |
Alexandros Lamprineas | eda554a | 2015-10-05 12:45:10 +0000 | [diff] [blame] | 996 | if (VersionNum < 6 || |
| 997 | Triple.getSubArch() == llvm::Triple::SubArchType::ARMSubArch_v6m) |
Akira Hatanaka | 7651dd8 | 2015-07-28 22:26:45 +0000 | [diff] [blame] | 998 | Features.push_back("+strict-align"); |
| 999 | } else if (Triple.isOSLinux() || Triple.isOSNaCl()) { |
| 1000 | if (VersionNum < 7) |
| 1001 | Features.push_back("+strict-align"); |
| 1002 | } else |
| 1003 | Features.push_back("+strict-align"); |
| 1004 | } |
| 1005 | |
Akira Hatanaka | 0a23fac | 2015-07-21 01:41:08 +0000 | [diff] [blame] | 1006 | // llvm does not support reserving registers in general. There is support |
| 1007 | // for reserving r9 on ARM though (defined as a platform-specific register |
| 1008 | // in ARM EABI). |
| 1009 | if (Args.hasArg(options::OPT_ffixed_r9)) |
| 1010 | Features.push_back("+reserve-r9"); |
| 1011 | |
Dimitry Andric | 0810739 | 2016-01-06 07:42:18 +0000 | [diff] [blame] | 1012 | // The kext linker doesn't know how to deal with movw/movt. |
| 1013 | if (KernelOrKext || Args.hasArg(options::OPT_mno_movt)) |
Akira Hatanaka | 580efb2 | 2015-07-16 00:43:00 +0000 | [diff] [blame] | 1014 | Features.push_back("+no-movt"); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1015 | } |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1016 | |
Saleem Abdulrasool | ce63ce9 | 2015-09-19 18:19:44 +0000 | [diff] [blame] | 1017 | void Clang::AddARMTargetArgs(const llvm::Triple &Triple, const ArgList &Args, |
| 1018 | ArgStringList &CmdArgs, bool KernelOrKext) const { |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1019 | // Select the ABI to use. |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1020 | // FIXME: Support -meabi. |
Eric Christopher | 5227653 | 2014-12-10 22:58:34 +0000 | [diff] [blame] | 1021 | // FIXME: Parts of this are duplicated in the backend, unify this somehow. |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 1022 | const char *ABIName = nullptr; |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1023 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1024 | ABIName = A->getValue(); |
Tim Northover | e5c6f4c | 2014-05-22 12:54:30 +0000 | [diff] [blame] | 1025 | } else if (Triple.isOSBinFormatMachO()) { |
Akira Hatanaka | 9d99bb5 | 2015-08-26 19:00:11 +0000 | [diff] [blame] | 1026 | if (useAAPCSForMachO(Triple)) { |
Daniel Dunbar | 5f18f6e | 2012-10-22 18:30:51 +0000 | [diff] [blame] | 1027 | ABIName = "aapcs"; |
Tim Northover | d88ecb3 | 2016-01-27 19:32:40 +0000 | [diff] [blame] | 1028 | } else if (Triple.isWatchABI()) { |
Tim Northover | 756447a | 2015-10-30 16:30:36 +0000 | [diff] [blame] | 1029 | ABIName = "aapcs16"; |
Daniel Dunbar | 5f18f6e | 2012-10-22 18:30:51 +0000 | [diff] [blame] | 1030 | } else { |
| 1031 | ABIName = "apcs-gnu"; |
| 1032 | } |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 1033 | } else if (Triple.isOSWindows()) { |
| 1034 | // FIXME: this is invalid for WindowsCE |
| 1035 | ABIName = "aapcs"; |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1036 | } else { |
| 1037 | // Select the default based on the platform. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1038 | switch (Triple.getEnvironment()) { |
Logan Chien | c6fd820 | 2012-09-02 09:30:11 +0000 | [diff] [blame] | 1039 | case llvm::Triple::Android: |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1040 | case llvm::Triple::GNUEABI: |
Jiangning Liu | 61b06cb | 2012-07-31 08:06:29 +0000 | [diff] [blame] | 1041 | case llvm::Triple::GNUEABIHF: |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1042 | ABIName = "aapcs-linux"; |
| 1043 | break; |
Joerg Sonnenberger | d75a1f8 | 2013-12-16 19:16:04 +0000 | [diff] [blame] | 1044 | case llvm::Triple::EABIHF: |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1045 | case llvm::Triple::EABI: |
| 1046 | ABIName = "aapcs"; |
| 1047 | break; |
Oliver Stannard | ec8b6b3 | 2014-09-04 10:38:53 +0000 | [diff] [blame] | 1048 | default: |
Eric Christopher | 7a8b31d | 2014-12-18 02:08:51 +0000 | [diff] [blame] | 1049 | if (Triple.getOS() == llvm::Triple::NetBSD) |
| 1050 | ABIName = "apcs-gnu"; |
| 1051 | else |
| 1052 | ABIName = "aapcs"; |
Oliver Stannard | ec8b6b3 | 2014-09-04 10:38:53 +0000 | [diff] [blame] | 1053 | break; |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1054 | } |
| 1055 | } |
| 1056 | CmdArgs.push_back("-target-abi"); |
| 1057 | CmdArgs.push_back(ABIName); |
| 1058 | |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 1059 | // Determine floating point ABI from the options & target defaults. |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 1060 | arm::FloatABI ABI = arm::getARMFloatABI(getToolChain(), Args); |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 1061 | if (ABI == arm::FloatABI::Soft) { |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 1062 | // Floating point operations and argument passing are soft. |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 1063 | // FIXME: This changes CPP defines, we need -target-soft-float. |
Daniel Dunbar | a74f8ff | 2009-11-30 08:42:00 +0000 | [diff] [blame] | 1064 | CmdArgs.push_back("-msoft-float"); |
Daniel Dunbar | 6cc525b | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 1065 | CmdArgs.push_back("-mfloat-abi"); |
| 1066 | CmdArgs.push_back("soft"); |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 1067 | } else if (ABI == arm::FloatABI::SoftFP) { |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 1068 | // Floating point operations are hard, but argument passing is soft. |
Daniel Dunbar | 6cc525b | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 1069 | CmdArgs.push_back("-mfloat-abi"); |
| 1070 | CmdArgs.push_back("soft"); |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 1071 | } else { |
| 1072 | // Floating point operations and argument passing are hard. |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 1073 | assert(ABI == arm::FloatABI::Hard && "Invalid float abi!"); |
Daniel Dunbar | 6cc525b | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 1074 | CmdArgs.push_back("-mfloat-abi"); |
| 1075 | CmdArgs.push_back("hard"); |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 1076 | } |
Daniel Dunbar | 893d475 | 2009-12-19 04:15:38 +0000 | [diff] [blame] | 1077 | |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 1078 | // Forward the -mglobal-merge option for explicit control over the pass. |
Chad Rosier | ba3df1d | 2011-08-26 00:26:29 +0000 | [diff] [blame] | 1079 | if (Arg *A = Args.getLastArg(options::OPT_mglobal_merge, |
| 1080 | options::OPT_mno_global_merge)) { |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 1081 | CmdArgs.push_back("-backend-option"); |
Chad Rosier | ba3df1d | 2011-08-26 00:26:29 +0000 | [diff] [blame] | 1082 | if (A->getOption().matches(options::OPT_mno_global_merge)) |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 1083 | CmdArgs.push_back("-arm-global-merge=false"); |
| 1084 | else |
| 1085 | CmdArgs.push_back("-arm-global-merge=true"); |
Chad Rosier | ba3df1d | 2011-08-26 00:26:29 +0000 | [diff] [blame] | 1086 | } |
Chad Rosier | f1985d2 | 2012-05-16 20:40:09 +0000 | [diff] [blame] | 1087 | |
Bob Wilson | 9c8af45 | 2013-04-11 18:53:25 +0000 | [diff] [blame] | 1088 | if (!Args.hasFlag(options::OPT_mimplicit_float, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1089 | options::OPT_mno_implicit_float, true)) |
Chad Rosier | f1985d2 | 2012-05-16 20:40:09 +0000 | [diff] [blame] | 1090 | CmdArgs.push_back("-no-implicit-float"); |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 1091 | } |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 1092 | // ARM tools end. |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 1093 | |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 1094 | /// getAArch64TargetCPU - Get the (LLVM) name of the AArch64 cpu we are |
| 1095 | /// targeting. |
| 1096 | static std::string getAArch64TargetCPU(const ArgList &Args) { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1097 | Arg *A; |
| 1098 | std::string CPU; |
| 1099 | // If we have -mtune or -mcpu, use that. |
| 1100 | if ((A = Args.getLastArg(options::OPT_mtune_EQ))) { |
Gabor Ballabas | a24a1a4 | 2015-07-20 11:28:20 +0000 | [diff] [blame] | 1101 | CPU = StringRef(A->getValue()).lower(); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1102 | } else if ((A = Args.getLastArg(options::OPT_mcpu_EQ))) { |
Renato Golin | 4045f66 | 2015-05-08 15:44:36 +0000 | [diff] [blame] | 1103 | StringRef Mcpu = A->getValue(); |
Gabor Ballabas | 726ce7f | 2015-06-12 17:33:37 +0000 | [diff] [blame] | 1104 | CPU = Mcpu.split("+").first.lower(); |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 1105 | } |
| 1106 | |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1107 | // Handle CPU name is 'native'. |
| 1108 | if (CPU == "native") |
| 1109 | return llvm::sys::getHostCPUName(); |
| 1110 | else if (CPU.size()) |
| 1111 | return CPU; |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 1112 | |
James Molloy | 9b1586b | 2014-04-17 12:51:17 +0000 | [diff] [blame] | 1113 | // Make sure we pick "cyclone" if -arch is used. |
| 1114 | // FIXME: Should this be picked by checking the target triple instead? |
| 1115 | if (Args.getLastArg(options::OPT_arch)) |
| 1116 | return "cyclone"; |
| 1117 | |
| 1118 | return "generic"; |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 1119 | } |
| 1120 | |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 1121 | void Clang::AddAArch64TargetArgs(const ArgList &Args, |
| 1122 | ArgStringList &CmdArgs) const { |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 1123 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 1124 | llvm::Triple Triple(TripleStr); |
| 1125 | |
| 1126 | if (!Args.hasFlag(options::OPT_mred_zone, options::OPT_mno_red_zone, true) || |
| 1127 | Args.hasArg(options::OPT_mkernel) || |
| 1128 | Args.hasArg(options::OPT_fapple_kext)) |
| 1129 | CmdArgs.push_back("-disable-red-zone"); |
| 1130 | |
| 1131 | if (!Args.hasFlag(options::OPT_mimplicit_float, |
| 1132 | options::OPT_mno_implicit_float, true)) |
| 1133 | CmdArgs.push_back("-no-implicit-float"); |
| 1134 | |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 1135 | const char *ABIName = nullptr; |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 1136 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) |
| 1137 | ABIName = A->getValue(); |
| 1138 | else if (Triple.isOSDarwin()) |
| 1139 | ABIName = "darwinpcs"; |
| 1140 | else |
| 1141 | ABIName = "aapcs"; |
| 1142 | |
| 1143 | CmdArgs.push_back("-target-abi"); |
| 1144 | CmdArgs.push_back(ABIName); |
| 1145 | |
Bradley Smith | 9ff6433 | 2014-10-13 10:16:06 +0000 | [diff] [blame] | 1146 | if (Arg *A = Args.getLastArg(options::OPT_mfix_cortex_a53_835769, |
| 1147 | options::OPT_mno_fix_cortex_a53_835769)) { |
| 1148 | CmdArgs.push_back("-backend-option"); |
| 1149 | if (A->getOption().matches(options::OPT_mfix_cortex_a53_835769)) |
| 1150 | CmdArgs.push_back("-aarch64-fix-cortex-a53-835769=1"); |
| 1151 | else |
| 1152 | CmdArgs.push_back("-aarch64-fix-cortex-a53-835769=0"); |
Evgeniy Stepanov | 14deb7b | 2015-10-08 21:21:44 +0000 | [diff] [blame] | 1153 | } else if (Triple.isAndroid()) { |
Bradley Smith | 04ee8aa | 2014-10-16 16:35:14 +0000 | [diff] [blame] | 1154 | // Enabled A53 errata (835769) workaround by default on android |
| 1155 | CmdArgs.push_back("-backend-option"); |
| 1156 | CmdArgs.push_back("-aarch64-fix-cortex-a53-835769=1"); |
Bradley Smith | 9ff6433 | 2014-10-13 10:16:06 +0000 | [diff] [blame] | 1157 | } |
| 1158 | |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 1159 | // Forward the -mglobal-merge option for explicit control over the pass. |
Bob Wilson | bdd2b3c | 2014-05-29 19:43:02 +0000 | [diff] [blame] | 1160 | if (Arg *A = Args.getLastArg(options::OPT_mglobal_merge, |
| 1161 | options::OPT_mno_global_merge)) { |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 1162 | CmdArgs.push_back("-backend-option"); |
Bob Wilson | bdd2b3c | 2014-05-29 19:43:02 +0000 | [diff] [blame] | 1163 | if (A->getOption().matches(options::OPT_mno_global_merge)) |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 1164 | CmdArgs.push_back("-aarch64-global-merge=false"); |
| 1165 | else |
| 1166 | CmdArgs.push_back("-aarch64-global-merge=true"); |
Bob Wilson | bdd2b3c | 2014-05-29 19:43:02 +0000 | [diff] [blame] | 1167 | } |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 1168 | } |
| 1169 | |
Simon Atanasyan | 3b7589a | 2012-04-07 22:09:23 +0000 | [diff] [blame] | 1170 | // Get CPU and ABI names. They are not independent |
| 1171 | // so we have to calculate them together. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1172 | void mips::getMipsCPUAndABI(const ArgList &Args, const llvm::Triple &Triple, |
| 1173 | StringRef &CPUName, StringRef &ABIName) { |
Simon Atanasyan | 1a3665b6 | 2014-01-27 13:59:04 +0000 | [diff] [blame] | 1174 | const char *DefMips32CPU = "mips32r2"; |
| 1175 | const char *DefMips64CPU = "mips64r2"; |
Akira Hatanaka | 37fd9e9 | 2011-09-26 21:07:52 +0000 | [diff] [blame] | 1176 | |
Daniel Sanders | 2bf1366 | 2014-07-10 14:40:57 +0000 | [diff] [blame] | 1177 | // MIPS32r6 is the default for mips(el)?-img-linux-gnu and MIPS64r6 is the |
| 1178 | // default for mips64(el)?-img-linux-gnu. |
| 1179 | if (Triple.getVendor() == llvm::Triple::ImaginationTechnologies && |
| 1180 | Triple.getEnvironment() == llvm::Triple::GNU) { |
| 1181 | DefMips32CPU = "mips32r6"; |
| 1182 | DefMips64CPU = "mips64r6"; |
| 1183 | } |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 1184 | |
Petar Jovanovic | 9fe32cd | 2015-07-17 12:57:30 +0000 | [diff] [blame] | 1185 | // MIPS64r6 is the default for Android MIPS64 (mips64el-linux-android). |
Petar Jovanovic | 009494f | 2016-05-17 10:46:10 +0000 | [diff] [blame] | 1186 | if (Triple.isAndroid()) { |
| 1187 | DefMips32CPU = "mips32"; |
Petar Jovanovic | 9fe32cd | 2015-07-17 12:57:30 +0000 | [diff] [blame] | 1188 | DefMips64CPU = "mips64r6"; |
Petar Jovanovic | 009494f | 2016-05-17 10:46:10 +0000 | [diff] [blame] | 1189 | } |
Daniel Sanders | 2bf1366 | 2014-07-10 14:40:57 +0000 | [diff] [blame] | 1190 | |
Brad Smith | ba26f58 | 2015-01-06 02:53:17 +0000 | [diff] [blame] | 1191 | // MIPS3 is the default for mips64*-unknown-openbsd. |
| 1192 | if (Triple.getOS() == llvm::Triple::OpenBSD) |
| 1193 | DefMips64CPU = "mips3"; |
| 1194 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1195 | if (Arg *A = Args.getLastArg(options::OPT_march_EQ, options::OPT_mcpu_EQ)) |
Simon Atanasyan | e0cc7c7 | 2013-10-09 12:12:24 +0000 | [diff] [blame] | 1196 | CPUName = A->getValue(); |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1197 | |
Simon Atanasyan | 4938ddb | 2013-04-21 13:30:10 +0000 | [diff] [blame] | 1198 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1199 | ABIName = A->getValue(); |
Simon Atanasyan | 4938ddb | 2013-04-21 13:30:10 +0000 | [diff] [blame] | 1200 | // Convert a GNU style Mips ABI name to the name |
| 1201 | // accepted by LLVM Mips backend. |
| 1202 | ABIName = llvm::StringSwitch<llvm::StringRef>(ABIName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1203 | .Case("32", "o32") |
| 1204 | .Case("64", "n64") |
| 1205 | .Default(ABIName); |
Simon Atanasyan | 4938ddb | 2013-04-21 13:30:10 +0000 | [diff] [blame] | 1206 | } |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1207 | |
| 1208 | // Setup default CPU and ABI names. |
| 1209 | if (CPUName.empty() && ABIName.empty()) { |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1210 | switch (Triple.getArch()) { |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1211 | default: |
| 1212 | llvm_unreachable("Unexpected triple arch name"); |
| 1213 | case llvm::Triple::mips: |
| 1214 | case llvm::Triple::mipsel: |
| 1215 | CPUName = DefMips32CPU; |
| 1216 | break; |
| 1217 | case llvm::Triple::mips64: |
| 1218 | case llvm::Triple::mips64el: |
| 1219 | CPUName = DefMips64CPU; |
| 1220 | break; |
| 1221 | } |
| 1222 | } |
| 1223 | |
Simon Atanasyan | a42a84e | 2014-07-02 13:20:36 +0000 | [diff] [blame] | 1224 | if (ABIName.empty()) { |
| 1225 | // Deduce ABI name from the target triple. |
| 1226 | if (Triple.getArch() == llvm::Triple::mips || |
| 1227 | Triple.getArch() == llvm::Triple::mipsel) |
| 1228 | ABIName = "o32"; |
| 1229 | else |
| 1230 | ABIName = "n64"; |
| 1231 | } |
| 1232 | |
| 1233 | if (CPUName.empty()) { |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1234 | // Deduce CPU name from ABI name. |
| 1235 | CPUName = llvm::StringSwitch<const char *>(ABIName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1236 | .Cases("o32", "eabi", DefMips32CPU) |
| 1237 | .Cases("n32", "n64", DefMips64CPU) |
| 1238 | .Default(""); |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1239 | } |
Simon Atanasyan | c92717f | 2014-07-23 09:27:10 +0000 | [diff] [blame] | 1240 | |
| 1241 | // FIXME: Warn on inconsistent use of -march and -mabi. |
Simon Atanasyan | 3b7589a | 2012-04-07 22:09:23 +0000 | [diff] [blame] | 1242 | } |
| 1243 | |
Vasileios Kalintiris | c744e12 | 2015-11-12 15:26:54 +0000 | [diff] [blame] | 1244 | std::string mips::getMipsABILibSuffix(const ArgList &Args, |
| 1245 | const llvm::Triple &Triple) { |
| 1246 | StringRef CPUName, ABIName; |
| 1247 | tools::mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName); |
| 1248 | return llvm::StringSwitch<std::string>(ABIName) |
| 1249 | .Case("o32", "") |
| 1250 | .Case("n32", "32") |
| 1251 | .Case("n64", "64"); |
| 1252 | } |
| 1253 | |
Simon Atanasyan | 0da400c | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 1254 | // Convert ABI name to the GNU tools acceptable variant. |
| 1255 | static StringRef getGnuCompatibleMipsABIName(StringRef ABI) { |
| 1256 | return llvm::StringSwitch<llvm::StringRef>(ABI) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1257 | .Case("o32", "32") |
| 1258 | .Case("n64", "64") |
| 1259 | .Default(ABI); |
Simon Atanasyan | 0da400c | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 1260 | } |
| 1261 | |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1262 | // Select the MIPS float ABI as determined by -msoft-float, -mhard-float, |
| 1263 | // and -mfloat-abi=. |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1264 | static mips::FloatABI getMipsFloatABI(const Driver &D, const ArgList &Args) { |
| 1265 | mips::FloatABI ABI = mips::FloatABI::Invalid; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1266 | if (Arg *A = |
| 1267 | Args.getLastArg(options::OPT_msoft_float, options::OPT_mhard_float, |
| 1268 | options::OPT_mfloat_abi_EQ)) { |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1269 | if (A->getOption().matches(options::OPT_msoft_float)) |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1270 | ABI = mips::FloatABI::Soft; |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1271 | else if (A->getOption().matches(options::OPT_mhard_float)) |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1272 | ABI = mips::FloatABI::Hard; |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1273 | else { |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1274 | ABI = llvm::StringSwitch<mips::FloatABI>(A->getValue()) |
| 1275 | .Case("soft", mips::FloatABI::Soft) |
| 1276 | .Case("hard", mips::FloatABI::Hard) |
| 1277 | .Default(mips::FloatABI::Invalid); |
| 1278 | if (ABI == mips::FloatABI::Invalid && !StringRef(A->getValue()).empty()) { |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1279 | D.Diag(diag::err_drv_invalid_mfloat_abi) << A->getAsString(Args); |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1280 | ABI = mips::FloatABI::Hard; |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1281 | } |
| 1282 | } |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1283 | } |
| 1284 | |
| 1285 | // If unspecified, choose the default based on the platform. |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1286 | if (ABI == mips::FloatABI::Invalid) { |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1287 | // Assume "hard", because it's a default value used by gcc. |
| 1288 | // When we start to recognize specific target MIPS processors, |
| 1289 | // we will be able to select the default more correctly. |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1290 | ABI = mips::FloatABI::Hard; |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1291 | } |
| 1292 | |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1293 | assert(ABI != mips::FloatABI::Invalid && "must select an ABI"); |
| 1294 | return ABI; |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1295 | } |
| 1296 | |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1297 | static void AddTargetFeature(const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1298 | std::vector<const char *> &Features, |
| 1299 | OptSpecifier OnOpt, OptSpecifier OffOpt, |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1300 | StringRef FeatureName) { |
| 1301 | if (Arg *A = Args.getLastArg(OnOpt, OffOpt)) { |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1302 | if (A->getOption().matches(OnOpt)) |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1303 | Features.push_back(Args.MakeArgString("+" + FeatureName)); |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1304 | else |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1305 | Features.push_back(Args.MakeArgString("-" + FeatureName)); |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1306 | } |
| 1307 | } |
| 1308 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1309 | static void getMIPSTargetFeatures(const Driver &D, const llvm::Triple &Triple, |
| 1310 | const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1311 | std::vector<const char *> &Features) { |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1312 | StringRef CPUName; |
| 1313 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 1314 | mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1315 | ABIName = getGnuCompatibleMipsABIName(ABIName); |
| 1316 | |
Daniel Sanders | feb6130 | 2014-08-08 15:47:17 +0000 | [diff] [blame] | 1317 | AddTargetFeature(Args, Features, options::OPT_mno_abicalls, |
| 1318 | options::OPT_mabicalls, "noabicalls"); |
Daniel Sanders | e805f44 | 2014-08-08 13:44:50 +0000 | [diff] [blame] | 1319 | |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1320 | mips::FloatABI FloatABI = getMipsFloatABI(D, Args); |
| 1321 | if (FloatABI == mips::FloatABI::Soft) { |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1322 | // FIXME: Note, this is a hack. We need to pass the selected float |
| 1323 | // mode to the MipsTargetInfoBase to define appropriate macros there. |
| 1324 | // Now it is the only method. |
| 1325 | Features.push_back("+soft-float"); |
| 1326 | } |
| 1327 | |
Simon Atanasyan | 22127ce | 2013-09-24 09:09:16 +0000 | [diff] [blame] | 1328 | if (Arg *A = Args.getLastArg(options::OPT_mnan_EQ)) { |
Matheus Almeida | 602bff3 | 2014-05-07 16:16:07 +0000 | [diff] [blame] | 1329 | StringRef Val = StringRef(A->getValue()); |
Petar Jovanovic | 1dbc317 | 2015-04-14 12:49:08 +0000 | [diff] [blame] | 1330 | if (Val == "2008") { |
| 1331 | if (mips::getSupportedNanEncoding(CPUName) & mips::Nan2008) |
| 1332 | Features.push_back("+nan2008"); |
| 1333 | else { |
| 1334 | Features.push_back("-nan2008"); |
| 1335 | D.Diag(diag::warn_target_unsupported_nan2008) << CPUName; |
| 1336 | } |
| 1337 | } else if (Val == "legacy") { |
| 1338 | if (mips::getSupportedNanEncoding(CPUName) & mips::NanLegacy) |
| 1339 | Features.push_back("-nan2008"); |
| 1340 | else { |
| 1341 | Features.push_back("+nan2008"); |
| 1342 | D.Diag(diag::warn_target_unsupported_nanlegacy) << CPUName; |
| 1343 | } |
| 1344 | } else |
Matheus Almeida | 602bff3 | 2014-05-07 16:16:07 +0000 | [diff] [blame] | 1345 | D.Diag(diag::err_drv_unsupported_option_argument) |
| 1346 | << A->getOption().getName() << Val; |
Simon Atanasyan | 22127ce | 2013-09-24 09:09:16 +0000 | [diff] [blame] | 1347 | } |
| 1348 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1349 | AddTargetFeature(Args, Features, options::OPT_msingle_float, |
| 1350 | options::OPT_mdouble_float, "single-float"); |
| 1351 | AddTargetFeature(Args, Features, options::OPT_mips16, options::OPT_mno_mips16, |
| 1352 | "mips16"); |
| 1353 | AddTargetFeature(Args, Features, options::OPT_mmicromips, |
| 1354 | options::OPT_mno_micromips, "micromips"); |
| 1355 | AddTargetFeature(Args, Features, options::OPT_mdsp, options::OPT_mno_dsp, |
| 1356 | "dsp"); |
| 1357 | AddTargetFeature(Args, Features, options::OPT_mdspr2, options::OPT_mno_dspr2, |
| 1358 | "dspr2"); |
| 1359 | AddTargetFeature(Args, Features, options::OPT_mmsa, options::OPT_mno_msa, |
| 1360 | "msa"); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1361 | |
Petar Jovanovic | 3ca1622 | 2016-05-18 12:46:06 +0000 | [diff] [blame^] | 1362 | // Add the last -mfp32/-mfpxx/-mfp64, if none are given and the ABI is O32 |
| 1363 | // pass -mfpxx, or if none are given and fp64a is default, pass fp64 and |
| 1364 | // nooddspreg. |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1365 | if (Arg *A = Args.getLastArg(options::OPT_mfp32, options::OPT_mfpxx, |
| 1366 | options::OPT_mfp64)) { |
| 1367 | if (A->getOption().matches(options::OPT_mfp32)) |
| 1368 | Features.push_back(Args.MakeArgString("-fp64")); |
| 1369 | else if (A->getOption().matches(options::OPT_mfpxx)) { |
| 1370 | Features.push_back(Args.MakeArgString("+fpxx")); |
| 1371 | Features.push_back(Args.MakeArgString("+nooddspreg")); |
| 1372 | } else |
| 1373 | Features.push_back(Args.MakeArgString("+fp64")); |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 1374 | } else if (mips::shouldUseFPXX(Args, Triple, CPUName, ABIName, FloatABI)) { |
Daniel Sanders | 2e9427a | 2014-07-16 09:57:54 +0000 | [diff] [blame] | 1375 | Features.push_back(Args.MakeArgString("+fpxx")); |
| 1376 | Features.push_back(Args.MakeArgString("+nooddspreg")); |
Petar Jovanovic | 3ca1622 | 2016-05-18 12:46:06 +0000 | [diff] [blame^] | 1377 | } else if (mips::isFP64ADefault(Triple, CPUName)) { |
| 1378 | Features.push_back(Args.MakeArgString("+fp64")); |
| 1379 | Features.push_back(Args.MakeArgString("+nooddspreg")); |
Daniel Sanders | 2e9427a | 2014-07-16 09:57:54 +0000 | [diff] [blame] | 1380 | } |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1381 | |
Daniel Sanders | 28e5d39 | 2014-07-10 10:39:51 +0000 | [diff] [blame] | 1382 | AddTargetFeature(Args, Features, options::OPT_mno_odd_spreg, |
| 1383 | options::OPT_modd_spreg, "nooddspreg"); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1384 | } |
| 1385 | |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1386 | void Clang::AddMIPSTargetArgs(const ArgList &Args, |
Simon Atanasyan | f008724 | 2013-04-14 14:07:41 +0000 | [diff] [blame] | 1387 | ArgStringList &CmdArgs) const { |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1388 | const Driver &D = getToolChain().getDriver(); |
| 1389 | StringRef CPUName; |
| 1390 | StringRef ABIName; |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1391 | const llvm::Triple &Triple = getToolChain().getTriple(); |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 1392 | mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName); |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1393 | |
| 1394 | CmdArgs.push_back("-target-abi"); |
| 1395 | CmdArgs.push_back(ABIName.data()); |
| 1396 | |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1397 | mips::FloatABI ABI = getMipsFloatABI(D, Args); |
| 1398 | if (ABI == mips::FloatABI::Soft) { |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1399 | // Floating point operations and argument passing are soft. |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1400 | CmdArgs.push_back("-msoft-float"); |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1401 | CmdArgs.push_back("-mfloat-abi"); |
| 1402 | CmdArgs.push_back("soft"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1403 | } else { |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1404 | // Floating point operations and argument passing are hard. |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 1405 | assert(ABI == mips::FloatABI::Hard && "Invalid float abi!"); |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1406 | CmdArgs.push_back("-mfloat-abi"); |
| 1407 | CmdArgs.push_back("hard"); |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1408 | } |
Simon Atanasyan | 6f23fa0 | 2012-07-05 14:19:39 +0000 | [diff] [blame] | 1409 | |
Simon Atanasyan | 2eaec51 | 2012-12-01 18:27:21 +0000 | [diff] [blame] | 1410 | if (Arg *A = Args.getLastArg(options::OPT_mxgot, options::OPT_mno_xgot)) { |
| 1411 | if (A->getOption().matches(options::OPT_mxgot)) { |
| 1412 | CmdArgs.push_back("-mllvm"); |
| 1413 | CmdArgs.push_back("-mxgot"); |
| 1414 | } |
| 1415 | } |
| 1416 | |
Simon Atanasyan | c580b32 | 2013-05-11 06:33:44 +0000 | [diff] [blame] | 1417 | if (Arg *A = Args.getLastArg(options::OPT_mldc1_sdc1, |
| 1418 | options::OPT_mno_ldc1_sdc1)) { |
| 1419 | if (A->getOption().matches(options::OPT_mno_ldc1_sdc1)) { |
| 1420 | CmdArgs.push_back("-mllvm"); |
| 1421 | CmdArgs.push_back("-mno-ldc1-sdc1"); |
| 1422 | } |
| 1423 | } |
| 1424 | |
Akira Hatanaka | 0aa60ef | 2013-07-19 18:58:48 +0000 | [diff] [blame] | 1425 | if (Arg *A = Args.getLastArg(options::OPT_mcheck_zero_division, |
| 1426 | options::OPT_mno_check_zero_division)) { |
| 1427 | if (A->getOption().matches(options::OPT_mno_check_zero_division)) { |
| 1428 | CmdArgs.push_back("-mllvm"); |
| 1429 | CmdArgs.push_back("-mno-check-zero-division"); |
| 1430 | } |
| 1431 | } |
| 1432 | |
Simon Atanasyan | ec4b1c1 | 2012-08-27 20:55:56 +0000 | [diff] [blame] | 1433 | if (Arg *A = Args.getLastArg(options::OPT_G)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1434 | StringRef v = A->getValue(); |
Simon Atanasyan | ec4b1c1 | 2012-08-27 20:55:56 +0000 | [diff] [blame] | 1435 | CmdArgs.push_back("-mllvm"); |
| 1436 | CmdArgs.push_back(Args.MakeArgString("-mips-ssection-threshold=" + v)); |
| 1437 | A->claim(); |
| 1438 | } |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1439 | } |
| 1440 | |
Hal Finkel | 8eb5928 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1441 | /// getPPCTargetCPU - Get the (LLVM) name of the PowerPC cpu we are targeting. |
| 1442 | static std::string getPPCTargetCPU(const ArgList &Args) { |
| 1443 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1444 | StringRef CPUName = A->getValue(); |
Hal Finkel | 8eb5928 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1445 | |
| 1446 | if (CPUName == "native") { |
| 1447 | std::string CPU = llvm::sys::getHostCPUName(); |
| 1448 | if (!CPU.empty() && CPU != "generic") |
| 1449 | return CPU; |
| 1450 | else |
| 1451 | return ""; |
| 1452 | } |
| 1453 | |
| 1454 | return llvm::StringSwitch<const char *>(CPUName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1455 | .Case("common", "generic") |
| 1456 | .Case("440", "440") |
| 1457 | .Case("440fp", "440") |
| 1458 | .Case("450", "450") |
| 1459 | .Case("601", "601") |
| 1460 | .Case("602", "602") |
| 1461 | .Case("603", "603") |
| 1462 | .Case("603e", "603e") |
| 1463 | .Case("603ev", "603ev") |
| 1464 | .Case("604", "604") |
| 1465 | .Case("604e", "604e") |
| 1466 | .Case("620", "620") |
| 1467 | .Case("630", "pwr3") |
| 1468 | .Case("G3", "g3") |
| 1469 | .Case("7400", "7400") |
| 1470 | .Case("G4", "g4") |
| 1471 | .Case("7450", "7450") |
| 1472 | .Case("G4+", "g4+") |
| 1473 | .Case("750", "750") |
| 1474 | .Case("970", "970") |
| 1475 | .Case("G5", "g5") |
| 1476 | .Case("a2", "a2") |
| 1477 | .Case("a2q", "a2q") |
| 1478 | .Case("e500mc", "e500mc") |
| 1479 | .Case("e5500", "e5500") |
| 1480 | .Case("power3", "pwr3") |
| 1481 | .Case("power4", "pwr4") |
| 1482 | .Case("power5", "pwr5") |
| 1483 | .Case("power5x", "pwr5x") |
| 1484 | .Case("power6", "pwr6") |
| 1485 | .Case("power6x", "pwr6x") |
| 1486 | .Case("power7", "pwr7") |
| 1487 | .Case("power8", "pwr8") |
Nemanja Ivanovic | d99f21b | 2016-05-09 18:58:02 +0000 | [diff] [blame] | 1488 | .Case("power9", "pwr9") |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1489 | .Case("pwr3", "pwr3") |
| 1490 | .Case("pwr4", "pwr4") |
| 1491 | .Case("pwr5", "pwr5") |
| 1492 | .Case("pwr5x", "pwr5x") |
| 1493 | .Case("pwr6", "pwr6") |
| 1494 | .Case("pwr6x", "pwr6x") |
| 1495 | .Case("pwr7", "pwr7") |
| 1496 | .Case("pwr8", "pwr8") |
Nemanja Ivanovic | d99f21b | 2016-05-09 18:58:02 +0000 | [diff] [blame] | 1497 | .Case("pwr9", "pwr9") |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1498 | .Case("powerpc", "ppc") |
| 1499 | .Case("powerpc64", "ppc64") |
| 1500 | .Case("powerpc64le", "ppc64le") |
| 1501 | .Default(""); |
Hal Finkel | 8eb5928 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1502 | } |
| 1503 | |
| 1504 | return ""; |
| 1505 | } |
| 1506 | |
Petar Jovanovic | 88a328f | 2015-12-14 17:51:50 +0000 | [diff] [blame] | 1507 | static void getPPCTargetFeatures(const Driver &D, const llvm::Triple &Triple, |
| 1508 | const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1509 | std::vector<const char *> &Features) { |
Eric Christopher | 49062a5 | 2015-12-22 03:12:34 +0000 | [diff] [blame] | 1510 | handleTargetFeaturesGroup(Args, Features, options::OPT_m_ppc_Features_Group); |
Eric Christopher | 643bb6a | 2013-10-16 20:40:08 +0000 | [diff] [blame] | 1511 | |
Petar Jovanovic | 88a328f | 2015-12-14 17:51:50 +0000 | [diff] [blame] | 1512 | ppc::FloatABI FloatABI = ppc::getPPCFloatABI(D, Args); |
| 1513 | if (FloatABI == ppc::FloatABI::Soft && |
| 1514 | !(Triple.getArch() == llvm::Triple::ppc64 || |
| 1515 | Triple.getArch() == llvm::Triple::ppc64le)) |
| 1516 | Features.push_back("+soft-float"); |
| 1517 | else if (FloatABI == ppc::FloatABI::Soft && |
| 1518 | (Triple.getArch() == llvm::Triple::ppc64 || |
| 1519 | Triple.getArch() == llvm::Triple::ppc64le)) |
Eric Christopher | bce2788 | 2015-12-28 21:57:05 +0000 | [diff] [blame] | 1520 | D.Diag(diag::err_drv_invalid_mfloat_abi) |
Petar Jovanovic | 88a328f | 2015-12-14 17:51:50 +0000 | [diff] [blame] | 1521 | << "soft float is not supported for ppc64"; |
| 1522 | |
Eric Christopher | 643bb6a | 2013-10-16 20:40:08 +0000 | [diff] [blame] | 1523 | // Altivec is a bit weird, allow overriding of the Altivec feature here. |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1524 | AddTargetFeature(Args, Features, options::OPT_faltivec, |
| 1525 | options::OPT_fno_altivec, "altivec"); |
Hal Finkel | 8eb5928 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1526 | } |
| 1527 | |
Petar Jovanovic | 88a328f | 2015-12-14 17:51:50 +0000 | [diff] [blame] | 1528 | ppc::FloatABI ppc::getPPCFloatABI(const Driver &D, const ArgList &Args) { |
| 1529 | ppc::FloatABI ABI = ppc::FloatABI::Invalid; |
| 1530 | if (Arg *A = |
| 1531 | Args.getLastArg(options::OPT_msoft_float, options::OPT_mhard_float, |
| 1532 | options::OPT_mfloat_abi_EQ)) { |
| 1533 | if (A->getOption().matches(options::OPT_msoft_float)) |
| 1534 | ABI = ppc::FloatABI::Soft; |
| 1535 | else if (A->getOption().matches(options::OPT_mhard_float)) |
| 1536 | ABI = ppc::FloatABI::Hard; |
| 1537 | else { |
| 1538 | ABI = llvm::StringSwitch<ppc::FloatABI>(A->getValue()) |
| 1539 | .Case("soft", ppc::FloatABI::Soft) |
| 1540 | .Case("hard", ppc::FloatABI::Hard) |
| 1541 | .Default(ppc::FloatABI::Invalid); |
| 1542 | if (ABI == ppc::FloatABI::Invalid && !StringRef(A->getValue()).empty()) { |
| 1543 | D.Diag(diag::err_drv_invalid_mfloat_abi) << A->getAsString(Args); |
| 1544 | ABI = ppc::FloatABI::Hard; |
| 1545 | } |
| 1546 | } |
| 1547 | } |
| 1548 | |
| 1549 | // If unspecified, choose the default based on the platform. |
| 1550 | if (ABI == ppc::FloatABI::Invalid) { |
| 1551 | ABI = ppc::FloatABI::Hard; |
| 1552 | } |
| 1553 | |
| 1554 | return ABI; |
| 1555 | } |
| 1556 | |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1557 | void Clang::AddPPCTargetArgs(const ArgList &Args, |
| 1558 | ArgStringList &CmdArgs) const { |
| 1559 | // Select the ABI to use. |
| 1560 | const char *ABIName = nullptr; |
Eric Christopher | 71e5e3d | 2015-07-10 18:25:54 +0000 | [diff] [blame] | 1561 | if (getToolChain().getTriple().isOSLinux()) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1562 | switch (getToolChain().getArch()) { |
Hal Finkel | 0d0a1a5 | 2015-03-11 19:14:15 +0000 | [diff] [blame] | 1563 | case llvm::Triple::ppc64: { |
| 1564 | // When targeting a processor that supports QPX, or if QPX is |
| 1565 | // specifically enabled, default to using the ABI that supports QPX (so |
| 1566 | // long as it is not specifically disabled). |
| 1567 | bool HasQPX = false; |
| 1568 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) |
| 1569 | HasQPX = A->getValue() == StringRef("a2q"); |
| 1570 | HasQPX = Args.hasFlag(options::OPT_mqpx, options::OPT_mno_qpx, HasQPX); |
| 1571 | if (HasQPX) { |
| 1572 | ABIName = "elfv1-qpx"; |
| 1573 | break; |
| 1574 | } |
| 1575 | |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1576 | ABIName = "elfv1"; |
| 1577 | break; |
Hal Finkel | 0d0a1a5 | 2015-03-11 19:14:15 +0000 | [diff] [blame] | 1578 | } |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1579 | case llvm::Triple::ppc64le: |
| 1580 | ABIName = "elfv2"; |
| 1581 | break; |
| 1582 | default: |
| 1583 | break; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1584 | } |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1585 | |
Eric Christopher | 71e5e3d | 2015-07-10 18:25:54 +0000 | [diff] [blame] | 1586 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) |
| 1587 | // The ppc64 linux abis are all "altivec" abis by default. Accept and ignore |
| 1588 | // the option if given as we don't have backend support for any targets |
| 1589 | // that don't use the altivec abi. |
| 1590 | if (StringRef(A->getValue()) != "altivec") |
| 1591 | ABIName = A->getValue(); |
| 1592 | |
Petar Jovanovic | 88a328f | 2015-12-14 17:51:50 +0000 | [diff] [blame] | 1593 | ppc::FloatABI FloatABI = |
| 1594 | ppc::getPPCFloatABI(getToolChain().getDriver(), Args); |
| 1595 | |
| 1596 | if (FloatABI == ppc::FloatABI::Soft) { |
| 1597 | // Floating point operations and argument passing are soft. |
| 1598 | CmdArgs.push_back("-msoft-float"); |
| 1599 | CmdArgs.push_back("-mfloat-abi"); |
| 1600 | CmdArgs.push_back("soft"); |
| 1601 | } else { |
| 1602 | // Floating point operations and argument passing are hard. |
| 1603 | assert(FloatABI == ppc::FloatABI::Hard && "Invalid float abi!"); |
| 1604 | CmdArgs.push_back("-mfloat-abi"); |
| 1605 | CmdArgs.push_back("hard"); |
| 1606 | } |
| 1607 | |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1608 | if (ABIName) { |
| 1609 | CmdArgs.push_back("-target-abi"); |
| 1610 | CmdArgs.push_back(ABIName); |
| 1611 | } |
| 1612 | } |
| 1613 | |
| 1614 | bool ppc::hasPPCAbiArg(const ArgList &Args, const char *Value) { |
| 1615 | Arg *A = Args.getLastArg(options::OPT_mabi_EQ); |
| 1616 | return A && (A->getValue() == StringRef(Value)); |
| 1617 | } |
| 1618 | |
Tom Stellard | 6674c70 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1619 | /// Get the (LLVM) name of the R600 gpu we are targeting. |
| 1620 | static std::string getR600TargetGPU(const ArgList &Args) { |
| 1621 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 1622 | const char *GPUName = A->getValue(); |
Tom Stellard | 6674c70 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1623 | return llvm::StringSwitch<const char *>(GPUName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1624 | .Cases("rv630", "rv635", "r600") |
| 1625 | .Cases("rv610", "rv620", "rs780", "rs880") |
| 1626 | .Case("rv740", "rv770") |
| 1627 | .Case("palm", "cedar") |
| 1628 | .Cases("sumo", "sumo2", "sumo") |
| 1629 | .Case("hemlock", "cypress") |
| 1630 | .Case("aruba", "cayman") |
| 1631 | .Default(GPUName); |
Tom Stellard | 6674c70 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1632 | } |
| 1633 | return ""; |
| 1634 | } |
| 1635 | |
Jacques Pienaar | d964cc2 | 2016-03-28 21:02:54 +0000 | [diff] [blame] | 1636 | static std::string getLanaiTargetCPU(const ArgList &Args) { |
| 1637 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
| 1638 | return A->getValue(); |
| 1639 | } |
| 1640 | return ""; |
| 1641 | } |
| 1642 | |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1643 | void Clang::AddSparcTargetArgs(const ArgList &Args, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1644 | ArgStringList &CmdArgs) const { |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1645 | const Driver &D = getToolChain().getDriver(); |
James Y Knight | b240652 | 2015-06-15 20:51:24 +0000 | [diff] [blame] | 1646 | std::string Triple = getToolChain().ComputeEffectiveClangTriple(Args); |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1647 | |
James Y Knight | b240652 | 2015-06-15 20:51:24 +0000 | [diff] [blame] | 1648 | bool SoftFloatABI = false; |
| 1649 | if (Arg *A = |
| 1650 | Args.getLastArg(options::OPT_msoft_float, options::OPT_mhard_float)) { |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1651 | if (A->getOption().matches(options::OPT_msoft_float)) |
James Y Knight | b240652 | 2015-06-15 20:51:24 +0000 | [diff] [blame] | 1652 | SoftFloatABI = true; |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1653 | } |
| 1654 | |
James Y Knight | b240652 | 2015-06-15 20:51:24 +0000 | [diff] [blame] | 1655 | // Only the hard-float ABI on Sparc is standardized, and it is the |
| 1656 | // default. GCC also supports a nonstandard soft-float ABI mode, and |
| 1657 | // perhaps LLVM should implement that, too. However, since llvm |
| 1658 | // currently does not support Sparc soft-float, at all, display an |
| 1659 | // error if it's requested. |
| 1660 | if (SoftFloatABI) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1661 | D.Diag(diag::err_drv_unsupported_opt_for_target) << "-msoft-float" |
| 1662 | << Triple; |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1663 | } |
| 1664 | } |
| 1665 | |
Marcin Koscielnicki | b31ee6d | 2016-05-04 23:37:40 +0000 | [diff] [blame] | 1666 | void Clang::AddSystemZTargetArgs(const ArgList &Args, |
| 1667 | ArgStringList &CmdArgs) const { |
| 1668 | if (Args.hasFlag(options::OPT_mbackchain, options::OPT_mno_backchain, false)) |
| 1669 | CmdArgs.push_back("-mbackchain"); |
| 1670 | } |
| 1671 | |
Richard Sandiford | 4652d89 | 2013-07-19 16:51:51 +0000 | [diff] [blame] | 1672 | static const char *getSystemZTargetCPU(const ArgList &Args) { |
| 1673 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) |
| 1674 | return A->getValue(); |
| 1675 | return "z10"; |
| 1676 | } |
| 1677 | |
Ulrich Weigand | 3a610eb | 2015-04-01 12:54:25 +0000 | [diff] [blame] | 1678 | static void getSystemZTargetFeatures(const ArgList &Args, |
| 1679 | std::vector<const char *> &Features) { |
| 1680 | // -m(no-)htm overrides use of the transactional-execution facility. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1681 | if (Arg *A = Args.getLastArg(options::OPT_mhtm, options::OPT_mno_htm)) { |
Ulrich Weigand | 3a610eb | 2015-04-01 12:54:25 +0000 | [diff] [blame] | 1682 | if (A->getOption().matches(options::OPT_mhtm)) |
| 1683 | Features.push_back("+transactional-execution"); |
| 1684 | else |
| 1685 | Features.push_back("-transactional-execution"); |
| 1686 | } |
Ulrich Weigand | 66ff51b | 2015-05-05 19:35:52 +0000 | [diff] [blame] | 1687 | // -m(no-)vx overrides use of the vector facility. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1688 | if (Arg *A = Args.getLastArg(options::OPT_mvx, options::OPT_mno_vx)) { |
Ulrich Weigand | 66ff51b | 2015-05-05 19:35:52 +0000 | [diff] [blame] | 1689 | if (A->getOption().matches(options::OPT_mvx)) |
| 1690 | Features.push_back("+vector"); |
| 1691 | else |
| 1692 | Features.push_back("-vector"); |
| 1693 | } |
Ulrich Weigand | 3a610eb | 2015-04-01 12:54:25 +0000 | [diff] [blame] | 1694 | } |
| 1695 | |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1696 | static const char *getX86TargetCPU(const ArgList &Args, |
| 1697 | const llvm::Triple &Triple) { |
| 1698 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) { |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1699 | if (StringRef(A->getValue()) != "native") { |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 1700 | if (Triple.isOSDarwin() && Triple.getArchName() == "x86_64h") |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1701 | return "core-avx2"; |
| 1702 | |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1703 | return A->getValue(); |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1704 | } |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1705 | |
| 1706 | // FIXME: Reject attempts to use -march=native unless the target matches |
| 1707 | // the host. |
| 1708 | // |
| 1709 | // FIXME: We should also incorporate the detected target features for use |
| 1710 | // with -native. |
| 1711 | std::string CPU = llvm::sys::getHostCPUName(); |
| 1712 | if (!CPU.empty() && CPU != "generic") |
| 1713 | return Args.MakeArgString(CPU); |
| 1714 | } |
| 1715 | |
Reid Kleckner | 3123eff | 2015-06-30 16:32:04 +0000 | [diff] [blame] | 1716 | if (const Arg *A = Args.getLastArg(options::OPT__SLASH_arch)) { |
| 1717 | // Mapping built by referring to X86TargetInfo::getDefaultFeatures(). |
| 1718 | StringRef Arch = A->getValue(); |
| 1719 | const char *CPU; |
| 1720 | if (Triple.getArch() == llvm::Triple::x86) { |
| 1721 | CPU = llvm::StringSwitch<const char *>(Arch) |
| 1722 | .Case("IA32", "i386") |
| 1723 | .Case("SSE", "pentium3") |
| 1724 | .Case("SSE2", "pentium4") |
| 1725 | .Case("AVX", "sandybridge") |
| 1726 | .Case("AVX2", "haswell") |
| 1727 | .Default(nullptr); |
| 1728 | } else { |
| 1729 | CPU = llvm::StringSwitch<const char *>(Arch) |
| 1730 | .Case("AVX", "sandybridge") |
| 1731 | .Case("AVX2", "haswell") |
| 1732 | .Default(nullptr); |
| 1733 | } |
| 1734 | if (CPU) |
| 1735 | return CPU; |
| 1736 | } |
| 1737 | |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1738 | // Select the default CPU if none was given (or detection failed). |
| 1739 | |
| 1740 | if (Triple.getArch() != llvm::Triple::x86_64 && |
| 1741 | Triple.getArch() != llvm::Triple::x86) |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 1742 | return nullptr; // This routine is only handling x86 targets. |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1743 | |
| 1744 | bool Is64Bit = Triple.getArch() == llvm::Triple::x86_64; |
| 1745 | |
| 1746 | // FIXME: Need target hooks. |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 1747 | if (Triple.isOSDarwin()) { |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1748 | if (Triple.getArchName() == "x86_64h") |
| 1749 | return "core-avx2"; |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1750 | return Is64Bit ? "core2" : "yonah"; |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1751 | } |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1752 | |
Filipe Cabecinhas | 4b44257 | 2015-01-27 17:27:37 +0000 | [diff] [blame] | 1753 | // Set up default CPU name for PS4 compilers. |
| 1754 | if (Triple.isPS4CPU()) |
| 1755 | return "btver2"; |
| 1756 | |
Alexey Bataev | 286d1b9 | 2014-01-31 04:07:13 +0000 | [diff] [blame] | 1757 | // On Android use targets compatible with gcc |
Evgeniy Stepanov | 14deb7b | 2015-10-08 21:21:44 +0000 | [diff] [blame] | 1758 | if (Triple.isAndroid()) |
Alexey Bataev | 286d1b9 | 2014-01-31 04:07:13 +0000 | [diff] [blame] | 1759 | return Is64Bit ? "x86-64" : "i686"; |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1760 | |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 1761 | // Everything else goes to x86-64 in 64-bit mode. |
| 1762 | if (Is64Bit) |
| 1763 | return "x86-64"; |
| 1764 | |
| 1765 | switch (Triple.getOS()) { |
| 1766 | case llvm::Triple::FreeBSD: |
| 1767 | case llvm::Triple::NetBSD: |
| 1768 | case llvm::Triple::OpenBSD: |
| 1769 | return "i486"; |
| 1770 | case llvm::Triple::Haiku: |
| 1771 | return "i586"; |
| 1772 | case llvm::Triple::Bitrig: |
| 1773 | return "i686"; |
| 1774 | default: |
| 1775 | // Fallback to p4. |
| 1776 | return "pentium4"; |
| 1777 | } |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1778 | } |
| 1779 | |
Dan Gohman | c285307 | 2015-09-03 22:51:53 +0000 | [diff] [blame] | 1780 | /// Get the (LLVM) name of the WebAssembly cpu we are targeting. |
| 1781 | static StringRef getWebAssemblyTargetCPU(const ArgList &Args) { |
| 1782 | // If we have -mcpu=, use that. |
| 1783 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
| 1784 | StringRef CPU = A->getValue(); |
| 1785 | |
| 1786 | #ifdef __wasm__ |
| 1787 | // Handle "native" by examining the host. "native" isn't meaningful when |
| 1788 | // cross compiling, so only support this when the host is also WebAssembly. |
| 1789 | if (CPU == "native") |
| 1790 | return llvm::sys::getHostCPUName(); |
| 1791 | #endif |
| 1792 | |
| 1793 | return CPU; |
| 1794 | } |
| 1795 | |
| 1796 | return "generic"; |
| 1797 | } |
| 1798 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 1799 | static std::string getCPUName(const ArgList &Args, const llvm::Triple &T, |
| 1800 | bool FromAs = false) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1801 | switch (T.getArch()) { |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1802 | default: |
| 1803 | return ""; |
| 1804 | |
Amara Emerson | 703da2e | 2013-10-31 09:32:33 +0000 | [diff] [blame] | 1805 | case llvm::Triple::aarch64: |
Christian Pirker | 9b019ae | 2014-02-25 13:51:00 +0000 | [diff] [blame] | 1806 | case llvm::Triple::aarch64_be: |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 1807 | return getAArch64TargetCPU(Args); |
Quentin Colombet | d9f2620 | 2014-04-15 00:27:35 +0000 | [diff] [blame] | 1808 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1809 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 1810 | case llvm::Triple::armeb: |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1811 | case llvm::Triple::thumb: |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 1812 | case llvm::Triple::thumbeb: { |
| 1813 | StringRef MArch, MCPU; |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 1814 | getARMArchCPUFromArgs(Args, MArch, MCPU, FromAs); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 1815 | return arm::getARMTargetCPU(MCPU, MArch, T); |
| 1816 | } |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1817 | case llvm::Triple::mips: |
| 1818 | case llvm::Triple::mipsel: |
| 1819 | case llvm::Triple::mips64: |
| 1820 | case llvm::Triple::mips64el: { |
| 1821 | StringRef CPUName; |
| 1822 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 1823 | mips::getMipsCPUAndABI(Args, T, CPUName, ABIName); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1824 | return CPUName; |
| 1825 | } |
| 1826 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 1827 | case llvm::Triple::nvptx: |
| 1828 | case llvm::Triple::nvptx64: |
| 1829 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) |
| 1830 | return A->getValue(); |
| 1831 | return ""; |
| 1832 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1833 | case llvm::Triple::ppc: |
| 1834 | case llvm::Triple::ppc64: |
| 1835 | case llvm::Triple::ppc64le: { |
| 1836 | std::string TargetCPUName = getPPCTargetCPU(Args); |
| 1837 | // LLVM may default to generating code for the native CPU, |
| 1838 | // but, like gcc, we default to a more generic option for |
| 1839 | // each architecture. (except on Darwin) |
| 1840 | if (TargetCPUName.empty() && !T.isOSDarwin()) { |
| 1841 | if (T.getArch() == llvm::Triple::ppc64) |
| 1842 | TargetCPUName = "ppc64"; |
| 1843 | else if (T.getArch() == llvm::Triple::ppc64le) |
| 1844 | TargetCPUName = "ppc64le"; |
| 1845 | else |
| 1846 | TargetCPUName = "ppc"; |
| 1847 | } |
| 1848 | return TargetCPUName; |
| 1849 | } |
| 1850 | |
| 1851 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 1852 | case llvm::Triple::sparcel: |
Roman Divacky | b1ae3d4 | 2014-02-25 18:35:30 +0000 | [diff] [blame] | 1853 | case llvm::Triple::sparcv9: |
| 1854 | if (const Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1855 | return A->getValue(); |
| 1856 | return ""; |
| 1857 | |
| 1858 | case llvm::Triple::x86: |
| 1859 | case llvm::Triple::x86_64: |
| 1860 | return getX86TargetCPU(Args, T); |
| 1861 | |
| 1862 | case llvm::Triple::hexagon: |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 1863 | return "hexagon" + |
| 1864 | toolchains::HexagonToolChain::GetTargetCPUVersion(Args).str(); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1865 | |
Jacques Pienaar | d964cc2 | 2016-03-28 21:02:54 +0000 | [diff] [blame] | 1866 | case llvm::Triple::lanai: |
| 1867 | return getLanaiTargetCPU(Args); |
| 1868 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1869 | case llvm::Triple::systemz: |
| 1870 | return getSystemZTargetCPU(Args); |
| 1871 | |
| 1872 | case llvm::Triple::r600: |
Tom Stellard | d8e38a3 | 2015-01-06 20:34:47 +0000 | [diff] [blame] | 1873 | case llvm::Triple::amdgcn: |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1874 | return getR600TargetGPU(Args); |
Dan Gohman | c285307 | 2015-09-03 22:51:53 +0000 | [diff] [blame] | 1875 | |
| 1876 | case llvm::Triple::wasm32: |
| 1877 | case llvm::Triple::wasm64: |
| 1878 | return getWebAssemblyTargetCPU(Args); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1879 | } |
| 1880 | } |
| 1881 | |
Alp Toker | ce365ca | 2013-12-02 12:43:03 +0000 | [diff] [blame] | 1882 | static void AddGoldPlugin(const ToolChain &ToolChain, const ArgList &Args, |
Teresa Johnson | 945bc50 | 2015-10-15 20:35:53 +0000 | [diff] [blame] | 1883 | ArgStringList &CmdArgs, bool IsThinLTO) { |
Alp Toker | ce365ca | 2013-12-02 12:43:03 +0000 | [diff] [blame] | 1884 | // Tell the linker to load the plugin. This has to come before AddLinkerInputs |
| 1885 | // as gold requires -plugin to come before any -plugin-opt that -Wl might |
| 1886 | // forward. |
| 1887 | CmdArgs.push_back("-plugin"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1888 | std::string Plugin = |
| 1889 | ToolChain.getDriver().Dir + "/../lib" CLANG_LIBDIR_SUFFIX "/LLVMgold.so"; |
Alp Toker | ce365ca | 2013-12-02 12:43:03 +0000 | [diff] [blame] | 1890 | CmdArgs.push_back(Args.MakeArgString(Plugin)); |
| 1891 | |
| 1892 | // Try to pass driver level flags relevant to LTO code generation down to |
| 1893 | // the plugin. |
| 1894 | |
| 1895 | // Handle flags for selecting CPU variants. |
| 1896 | std::string CPU = getCPUName(Args, ToolChain.getTriple()); |
| 1897 | if (!CPU.empty()) |
| 1898 | CmdArgs.push_back(Args.MakeArgString(Twine("-plugin-opt=mcpu=") + CPU)); |
Teresa Johnson | 945bc50 | 2015-10-15 20:35:53 +0000 | [diff] [blame] | 1899 | |
James Molloy | f97fdae | 2015-12-21 10:44:36 +0000 | [diff] [blame] | 1900 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
| 1901 | StringRef OOpt; |
| 1902 | if (A->getOption().matches(options::OPT_O4) || |
| 1903 | A->getOption().matches(options::OPT_Ofast)) |
| 1904 | OOpt = "3"; |
| 1905 | else if (A->getOption().matches(options::OPT_O)) |
| 1906 | OOpt = A->getValue(); |
| 1907 | else if (A->getOption().matches(options::OPT_O0)) |
| 1908 | OOpt = "0"; |
| 1909 | if (!OOpt.empty()) |
| 1910 | CmdArgs.push_back(Args.MakeArgString(Twine("-plugin-opt=O") + OOpt)); |
| 1911 | } |
| 1912 | |
Teresa Johnson | 6ef80dc | 2015-11-02 18:03:12 +0000 | [diff] [blame] | 1913 | if (IsThinLTO) |
| 1914 | CmdArgs.push_back("-plugin-opt=thinlto"); |
Paul Robinson | 4391d09 | 2016-01-25 19:46:40 +0000 | [diff] [blame] | 1915 | |
| 1916 | // If an explicit debugger tuning argument appeared, pass it along. |
| 1917 | if (Arg *A = Args.getLastArg(options::OPT_gTune_Group, |
| 1918 | options::OPT_ggdbN_Group)) { |
| 1919 | if (A->getOption().matches(options::OPT_glldb)) |
| 1920 | CmdArgs.push_back("-plugin-opt=-debugger-tune=lldb"); |
| 1921 | else if (A->getOption().matches(options::OPT_gsce)) |
| 1922 | CmdArgs.push_back("-plugin-opt=-debugger-tune=sce"); |
| 1923 | else |
| 1924 | CmdArgs.push_back("-plugin-opt=-debugger-tune=gdb"); |
| 1925 | } |
Alp Toker | ce365ca | 2013-12-02 12:43:03 +0000 | [diff] [blame] | 1926 | } |
| 1927 | |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 1928 | /// This is a helper function for validating the optional refinement step |
| 1929 | /// parameter in reciprocal argument strings. Return false if there is an error |
| 1930 | /// parsing the refinement step. Otherwise, return true and set the Position |
| 1931 | /// of the refinement step in the input string. |
Craig Topper | 3db9ba4 | 2015-09-21 00:20:04 +0000 | [diff] [blame] | 1932 | static bool getRefinementStep(StringRef In, const Driver &D, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1933 | const Arg &A, size_t &Position) { |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 1934 | const char RefinementStepToken = ':'; |
| 1935 | Position = In.find(RefinementStepToken); |
| 1936 | if (Position != StringRef::npos) { |
| 1937 | StringRef Option = A.getOption().getName(); |
| 1938 | StringRef RefStep = In.substr(Position + 1); |
| 1939 | // Allow exactly one numeric character for the additional refinement |
| 1940 | // step parameter. This is reasonable for all currently-supported |
| 1941 | // operations and architectures because we would expect that a larger value |
| 1942 | // of refinement steps would cause the estimate "optimization" to |
| 1943 | // under-perform the native operation. Also, if the estimate does not |
| 1944 | // converge quickly, it probably will not ever converge, so further |
| 1945 | // refinement steps will not produce a better answer. |
| 1946 | if (RefStep.size() != 1) { |
| 1947 | D.Diag(diag::err_drv_invalid_value) << Option << RefStep; |
| 1948 | return false; |
| 1949 | } |
| 1950 | char RefStepChar = RefStep[0]; |
| 1951 | if (RefStepChar < '0' || RefStepChar > '9') { |
| 1952 | D.Diag(diag::err_drv_invalid_value) << Option << RefStep; |
| 1953 | return false; |
| 1954 | } |
| 1955 | } |
| 1956 | return true; |
| 1957 | } |
| 1958 | |
| 1959 | /// The -mrecip flag requires processing of many optional parameters. |
| 1960 | static void ParseMRecip(const Driver &D, const ArgList &Args, |
| 1961 | ArgStringList &OutStrings) { |
| 1962 | StringRef DisabledPrefixIn = "!"; |
| 1963 | StringRef DisabledPrefixOut = "!"; |
| 1964 | StringRef EnabledPrefixOut = ""; |
| 1965 | StringRef Out = "-mrecip="; |
| 1966 | |
| 1967 | Arg *A = Args.getLastArg(options::OPT_mrecip, options::OPT_mrecip_EQ); |
| 1968 | if (!A) |
| 1969 | return; |
| 1970 | |
| 1971 | unsigned NumOptions = A->getNumValues(); |
| 1972 | if (NumOptions == 0) { |
| 1973 | // No option is the same as "all". |
| 1974 | OutStrings.push_back(Args.MakeArgString(Out + "all")); |
| 1975 | return; |
| 1976 | } |
| 1977 | |
| 1978 | // Pass through "all", "none", or "default" with an optional refinement step. |
| 1979 | if (NumOptions == 1) { |
| 1980 | StringRef Val = A->getValue(0); |
| 1981 | size_t RefStepLoc; |
| 1982 | if (!getRefinementStep(Val, D, *A, RefStepLoc)) |
| 1983 | return; |
| 1984 | StringRef ValBase = Val.slice(0, RefStepLoc); |
| 1985 | if (ValBase == "all" || ValBase == "none" || ValBase == "default") { |
| 1986 | OutStrings.push_back(Args.MakeArgString(Out + Val)); |
| 1987 | return; |
| 1988 | } |
| 1989 | } |
| 1990 | |
| 1991 | // Each reciprocal type may be enabled or disabled individually. |
| 1992 | // Check each input value for validity, concatenate them all back together, |
| 1993 | // and pass through. |
| 1994 | |
| 1995 | llvm::StringMap<bool> OptionStrings; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1996 | OptionStrings.insert(std::make_pair("divd", false)); |
| 1997 | OptionStrings.insert(std::make_pair("divf", false)); |
| 1998 | OptionStrings.insert(std::make_pair("vec-divd", false)); |
| 1999 | OptionStrings.insert(std::make_pair("vec-divf", false)); |
| 2000 | OptionStrings.insert(std::make_pair("sqrtd", false)); |
| 2001 | OptionStrings.insert(std::make_pair("sqrtf", false)); |
| 2002 | OptionStrings.insert(std::make_pair("vec-sqrtd", false)); |
| 2003 | OptionStrings.insert(std::make_pair("vec-sqrtf", false)); |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 2004 | |
| 2005 | for (unsigned i = 0; i != NumOptions; ++i) { |
| 2006 | StringRef Val = A->getValue(i); |
| 2007 | |
| 2008 | bool IsDisabled = Val.startswith(DisabledPrefixIn); |
| 2009 | // Ignore the disablement token for string matching. |
| 2010 | if (IsDisabled) |
| 2011 | Val = Val.substr(1); |
| 2012 | |
| 2013 | size_t RefStep; |
| 2014 | if (!getRefinementStep(Val, D, *A, RefStep)) |
| 2015 | return; |
| 2016 | |
| 2017 | StringRef ValBase = Val.slice(0, RefStep); |
| 2018 | llvm::StringMap<bool>::iterator OptionIter = OptionStrings.find(ValBase); |
| 2019 | if (OptionIter == OptionStrings.end()) { |
| 2020 | // Try again specifying float suffix. |
| 2021 | OptionIter = OptionStrings.find(ValBase.str() + 'f'); |
| 2022 | if (OptionIter == OptionStrings.end()) { |
| 2023 | // The input name did not match any known option string. |
| 2024 | D.Diag(diag::err_drv_unknown_argument) << Val; |
| 2025 | return; |
| 2026 | } |
| 2027 | // The option was specified without a float or double suffix. |
| 2028 | // Make sure that the double entry was not already specified. |
| 2029 | // The float entry will be checked below. |
| 2030 | if (OptionStrings[ValBase.str() + 'd']) { |
| 2031 | D.Diag(diag::err_drv_invalid_value) << A->getOption().getName() << Val; |
| 2032 | return; |
| 2033 | } |
| 2034 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2035 | |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 2036 | if (OptionIter->second == true) { |
| 2037 | // Duplicate option specified. |
| 2038 | D.Diag(diag::err_drv_invalid_value) << A->getOption().getName() << Val; |
| 2039 | return; |
| 2040 | } |
| 2041 | |
| 2042 | // Mark the matched option as found. Do not allow duplicate specifiers. |
| 2043 | OptionIter->second = true; |
| 2044 | |
| 2045 | // If the precision was not specified, also mark the double entry as found. |
| 2046 | if (ValBase.back() != 'f' && ValBase.back() != 'd') |
| 2047 | OptionStrings[ValBase.str() + 'd'] = true; |
| 2048 | |
| 2049 | // Build the output string. |
| 2050 | StringRef Prefix = IsDisabled ? DisabledPrefixOut : EnabledPrefixOut; |
| 2051 | Out = Args.MakeArgString(Out + Prefix + Val); |
| 2052 | if (i != NumOptions - 1) |
| 2053 | Out = Args.MakeArgString(Out + ","); |
| 2054 | } |
| 2055 | |
| 2056 | OutStrings.push_back(Args.MakeArgString(Out)); |
| 2057 | } |
| 2058 | |
Eric Christopher | c54920a | 2015-03-23 19:26:05 +0000 | [diff] [blame] | 2059 | static void getX86TargetFeatures(const Driver &D, const llvm::Triple &Triple, |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 2060 | const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2061 | std::vector<const char *> &Features) { |
Craig Topper | a8bd600 | 2015-03-31 05:45:00 +0000 | [diff] [blame] | 2062 | // If -march=native, autodetect the feature list. |
| 2063 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) { |
| 2064 | if (StringRef(A->getValue()) == "native") { |
| 2065 | llvm::StringMap<bool> HostFeatures; |
| 2066 | if (llvm::sys::getHostCPUFeatures(HostFeatures)) |
| 2067 | for (auto &F : HostFeatures) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2068 | Features.push_back( |
| 2069 | Args.MakeArgString((F.second ? "+" : "-") + F.first())); |
Craig Topper | a8bd600 | 2015-03-31 05:45:00 +0000 | [diff] [blame] | 2070 | } |
| 2071 | } |
| 2072 | |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 2073 | if (Triple.getArchName() == "x86_64h") { |
| 2074 | // x86_64h implies quite a few of the more modern subtarget features |
| 2075 | // for Haswell class CPUs, but not all of them. Opt-out of a few. |
| 2076 | Features.push_back("-rdrnd"); |
| 2077 | Features.push_back("-aes"); |
| 2078 | Features.push_back("-pclmul"); |
| 2079 | Features.push_back("-rtm"); |
| 2080 | Features.push_back("-hle"); |
| 2081 | Features.push_back("-fsgsbase"); |
| 2082 | } |
| 2083 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 2084 | const llvm::Triple::ArchType ArchType = Triple.getArch(); |
Eric Christopher | c54920a | 2015-03-23 19:26:05 +0000 | [diff] [blame] | 2085 | // Add features to be compatible with gcc for Android. |
Evgeniy Stepanov | 14deb7b | 2015-10-08 21:21:44 +0000 | [diff] [blame] | 2086 | if (Triple.isAndroid()) { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 2087 | if (ArchType == llvm::Triple::x86_64) { |
Alexey Volkov | 54ff080 | 2014-06-25 12:15:36 +0000 | [diff] [blame] | 2088 | Features.push_back("+sse4.2"); |
| 2089 | Features.push_back("+popcnt"); |
| 2090 | } else |
| 2091 | Features.push_back("+ssse3"); |
Alexey Bataev | 286d1b9 | 2014-01-31 04:07:13 +0000 | [diff] [blame] | 2092 | } |
| 2093 | |
Eric Christopher | c54920a | 2015-03-23 19:26:05 +0000 | [diff] [blame] | 2094 | // Set features according to the -arch flag on MSVC. |
Ehsan Akhgari | eeb7e65 | 2014-07-15 18:27:51 +0000 | [diff] [blame] | 2095 | if (Arg *A = Args.getLastArg(options::OPT__SLASH_arch)) { |
| 2096 | StringRef Arch = A->getValue(); |
| 2097 | bool ArchUsed = false; |
| 2098 | // First, look for flags that are shared in x86 and x86-64. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 2099 | if (ArchType == llvm::Triple::x86_64 || ArchType == llvm::Triple::x86) { |
Ehsan Akhgari | eeb7e65 | 2014-07-15 18:27:51 +0000 | [diff] [blame] | 2100 | if (Arch == "AVX" || Arch == "AVX2") { |
| 2101 | ArchUsed = true; |
| 2102 | Features.push_back(Args.MakeArgString("+" + Arch.lower())); |
| 2103 | } |
| 2104 | } |
| 2105 | // Then, look for x86-specific flags. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 2106 | if (ArchType == llvm::Triple::x86) { |
Ehsan Akhgari | eeb7e65 | 2014-07-15 18:27:51 +0000 | [diff] [blame] | 2107 | if (Arch == "IA32") { |
| 2108 | ArchUsed = true; |
| 2109 | } else if (Arch == "SSE" || Arch == "SSE2") { |
| 2110 | ArchUsed = true; |
| 2111 | Features.push_back(Args.MakeArgString("+" + Arch.lower())); |
| 2112 | } |
| 2113 | } |
| 2114 | if (!ArchUsed) |
| 2115 | D.Diag(clang::diag::warn_drv_unused_argument) << A->getAsString(Args); |
| 2116 | } |
| 2117 | |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 2118 | // Now add any that the user explicitly requested on the command line, |
| 2119 | // which may override the defaults. |
Eric Christopher | 49062a5 | 2015-12-22 03:12:34 +0000 | [diff] [blame] | 2120 | handleTargetFeaturesGroup(Args, Features, options::OPT_m_x86_Features_Group); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2121 | } |
| 2122 | |
Daniel Dunbar | 3b3191f | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 2123 | void Clang::AddX86TargetArgs(const ArgList &Args, |
| 2124 | ArgStringList &CmdArgs) const { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2125 | if (!Args.hasFlag(options::OPT_mred_zone, options::OPT_mno_red_zone, true) || |
Daniel Dunbar | e2cf8f7 | 2009-09-10 22:59:57 +0000 | [diff] [blame] | 2126 | Args.hasArg(options::OPT_mkernel) || |
| 2127 | Args.hasArg(options::OPT_fapple_kext)) |
Daniel Dunbar | 8bed86c | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 2128 | CmdArgs.push_back("-disable-red-zone"); |
Daniel Dunbar | e2cf8f7 | 2009-09-10 22:59:57 +0000 | [diff] [blame] | 2129 | |
Bob Wilson | 2616e2e | 2013-02-10 16:01:41 +0000 | [diff] [blame] | 2130 | // Default to avoid implicit floating-point for kernel/kext code, but allow |
| 2131 | // that to be overridden with -mno-soft-float. |
| 2132 | bool NoImplicitFloat = (Args.hasArg(options::OPT_mkernel) || |
| 2133 | Args.hasArg(options::OPT_fapple_kext)); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2134 | if (Arg *A = Args.getLastArg( |
| 2135 | options::OPT_msoft_float, options::OPT_mno_soft_float, |
| 2136 | options::OPT_mimplicit_float, options::OPT_mno_implicit_float)) { |
Bob Wilson | 2616e2e | 2013-02-10 16:01:41 +0000 | [diff] [blame] | 2137 | const Option &O = A->getOption(); |
| 2138 | NoImplicitFloat = (O.matches(options::OPT_mno_implicit_float) || |
| 2139 | O.matches(options::OPT_msoft_float)); |
| 2140 | } |
| 2141 | if (NoImplicitFloat) |
Daniel Dunbar | 8bed86c | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 2142 | CmdArgs.push_back("-no-implicit-float"); |
Nico Weber | ad8e36c | 2014-05-13 11:11:24 +0000 | [diff] [blame] | 2143 | |
| 2144 | if (Arg *A = Args.getLastArg(options::OPT_masm_EQ)) { |
| 2145 | StringRef Value = A->getValue(); |
| 2146 | if (Value == "intel" || Value == "att") { |
| 2147 | CmdArgs.push_back("-mllvm"); |
| 2148 | CmdArgs.push_back(Args.MakeArgString("-x86-asm-syntax=" + Value)); |
| 2149 | } else { |
| 2150 | getToolChain().getDriver().Diag(diag::err_drv_unsupported_option_argument) |
| 2151 | << A->getOption().getName() << Value; |
| 2152 | } |
| 2153 | } |
Andrey Turetskiy | 6a8b91d | 2016-04-21 10:16:48 +0000 | [diff] [blame] | 2154 | |
| 2155 | // Set flags to support MCU ABI. |
| 2156 | if (Args.hasArg(options::OPT_miamcu)) { |
| 2157 | CmdArgs.push_back("-mfloat-abi"); |
| 2158 | CmdArgs.push_back("soft"); |
| 2159 | CmdArgs.push_back("-mstack-alignment=4"); |
| 2160 | } |
Daniel Dunbar | 3b3191f | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 2161 | } |
| 2162 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 2163 | void Clang::AddHexagonTargetArgs(const ArgList &Args, |
| 2164 | ArgStringList &CmdArgs) const { |
Matthew Curtis | 6b22278 | 2012-12-07 13:52:44 +0000 | [diff] [blame] | 2165 | CmdArgs.push_back("-mqdsp6-compat"); |
| 2166 | CmdArgs.push_back("-Wreturn-type"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 2167 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 2168 | if (auto G = toolchains::HexagonToolChain::getSmallDataThreshold(Args)) { |
| 2169 | std::string N = llvm::utostr(G.getValue()); |
| 2170 | std::string Opt = std::string("-hexagon-small-data-threshold=") + N; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2171 | CmdArgs.push_back("-mllvm"); |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 2172 | CmdArgs.push_back(Args.MakeArgString(Opt)); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 2173 | } |
| 2174 | |
Sirish Pande | 11ebc4e | 2012-05-10 20:19:54 +0000 | [diff] [blame] | 2175 | if (!Args.hasArg(options::OPT_fno_short_enums)) |
| 2176 | CmdArgs.push_back("-fshort-enums"); |
| 2177 | if (Args.getLastArg(options::OPT_mieee_rnd_near)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2178 | CmdArgs.push_back("-mllvm"); |
| 2179 | CmdArgs.push_back("-enable-hexagon-ieee-rnd-near"); |
Sirish Pande | 11ebc4e | 2012-05-10 20:19:54 +0000 | [diff] [blame] | 2180 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2181 | CmdArgs.push_back("-mllvm"); |
| 2182 | CmdArgs.push_back("-machine-sink-split=0"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 2183 | } |
| 2184 | |
Jacques Pienaar | d964cc2 | 2016-03-28 21:02:54 +0000 | [diff] [blame] | 2185 | void Clang::AddLanaiTargetArgs(const ArgList &Args, |
| 2186 | ArgStringList &CmdArgs) const { |
| 2187 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
| 2188 | StringRef CPUName = A->getValue(); |
| 2189 | |
| 2190 | CmdArgs.push_back("-target-cpu"); |
| 2191 | CmdArgs.push_back(Args.MakeArgString(CPUName)); |
| 2192 | } |
| 2193 | if (Arg *A = Args.getLastArg(options::OPT_mregparm_EQ)) { |
| 2194 | StringRef Value = A->getValue(); |
| 2195 | // Only support mregparm=4 to support old usage. Report error for all other |
| 2196 | // cases. |
| 2197 | int Mregparm; |
| 2198 | if (Value.getAsInteger(10, Mregparm)) { |
| 2199 | if (Mregparm != 4) { |
| 2200 | getToolChain().getDriver().Diag( |
| 2201 | diag::err_drv_unsupported_option_argument) |
| 2202 | << A->getOption().getName() << Value; |
| 2203 | } |
| 2204 | } |
| 2205 | } |
| 2206 | } |
| 2207 | |
Dan Gohman | e3d71e1 | 2016-01-07 01:00:21 +0000 | [diff] [blame] | 2208 | void Clang::AddWebAssemblyTargetArgs(const ArgList &Args, |
| 2209 | ArgStringList &CmdArgs) const { |
| 2210 | // Default to "hidden" visibility. |
| 2211 | if (!Args.hasArg(options::OPT_fvisibility_EQ, |
| 2212 | options::OPT_fvisibility_ms_compat)) { |
| 2213 | CmdArgs.push_back("-fvisibility"); |
| 2214 | CmdArgs.push_back("hidden"); |
| 2215 | } |
| 2216 | } |
| 2217 | |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2218 | // Decode AArch64 features from string like +[no]featureA+[no]featureB+... |
Craig Topper | bf3e327 | 2014-08-30 16:55:52 +0000 | [diff] [blame] | 2219 | static bool DecodeAArch64Features(const Driver &D, StringRef text, |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2220 | std::vector<const char *> &Features) { |
| 2221 | SmallVector<StringRef, 8> Split; |
| 2222 | text.split(Split, StringRef("+"), -1, false); |
| 2223 | |
Benjamin Kramer | 72e6431 | 2015-09-24 14:48:49 +0000 | [diff] [blame] | 2224 | for (StringRef Feature : Split) { |
Douglas Katzman | 2675d01 | 2015-06-29 19:12:56 +0000 | [diff] [blame] | 2225 | const char *result = llvm::StringSwitch<const char *>(Feature) |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2226 | .Case("fp", "+fp-armv8") |
| 2227 | .Case("simd", "+neon") |
| 2228 | .Case("crc", "+crc") |
| 2229 | .Case("crypto", "+crypto") |
Oliver Stannard | 76afca7 | 2015-11-26 15:36:42 +0000 | [diff] [blame] | 2230 | .Case("fp16", "+fullfp16") |
Oliver Stannard | 4cc7080 | 2015-11-26 15:38:54 +0000 | [diff] [blame] | 2231 | .Case("profile", "+spe") |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2232 | .Case("nofp", "-fp-armv8") |
| 2233 | .Case("nosimd", "-neon") |
| 2234 | .Case("nocrc", "-crc") |
| 2235 | .Case("nocrypto", "-crypto") |
Oliver Stannard | 76afca7 | 2015-11-26 15:36:42 +0000 | [diff] [blame] | 2236 | .Case("nofp16", "-fullfp16") |
Oliver Stannard | 4cc7080 | 2015-11-26 15:38:54 +0000 | [diff] [blame] | 2237 | .Case("noprofile", "-spe") |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2238 | .Default(nullptr); |
| 2239 | if (result) |
| 2240 | Features.push_back(result); |
Douglas Katzman | 2675d01 | 2015-06-29 19:12:56 +0000 | [diff] [blame] | 2241 | else if (Feature == "neon" || Feature == "noneon") |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2242 | D.Diag(diag::err_drv_no_neon_modifier); |
| 2243 | else |
| 2244 | return false; |
| 2245 | } |
| 2246 | return true; |
| 2247 | } |
| 2248 | |
| 2249 | // Check if the CPU name and feature modifiers in -mcpu are legal. If yes, |
| 2250 | // decode CPU and feature. |
| 2251 | static bool DecodeAArch64Mcpu(const Driver &D, StringRef Mcpu, StringRef &CPU, |
| 2252 | std::vector<const char *> &Features) { |
| 2253 | std::pair<StringRef, StringRef> Split = Mcpu.split("+"); |
| 2254 | CPU = Split.first; |
Tim Northover | 2279b5f | 2016-02-24 17:57:48 +0000 | [diff] [blame] | 2255 | if (CPU == "cortex-a53" || CPU == "cortex-a57" || |
Chad Rosier | b0ce195 | 2016-02-11 18:09:31 +0000 | [diff] [blame] | 2256 | CPU == "cortex-a72" || CPU == "cortex-a35" || CPU == "exynos-m1" || |
| 2257 | CPU == "kryo") { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2258 | Features.push_back("+neon"); |
| 2259 | Features.push_back("+crc"); |
| 2260 | Features.push_back("+crypto"); |
Tim Northover | 2279b5f | 2016-02-24 17:57:48 +0000 | [diff] [blame] | 2261 | } else if (CPU == "cyclone") { |
| 2262 | Features.push_back("+neon"); |
| 2263 | Features.push_back("+crypto"); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2264 | } else if (CPU == "generic") { |
| 2265 | Features.push_back("+neon"); |
| 2266 | } else { |
| 2267 | return false; |
| 2268 | } |
| 2269 | |
| 2270 | if (Split.second.size() && !DecodeAArch64Features(D, Split.second, Features)) |
| 2271 | return false; |
| 2272 | |
| 2273 | return true; |
| 2274 | } |
| 2275 | |
| 2276 | static bool |
| 2277 | getAArch64ArchFeaturesFromMarch(const Driver &D, StringRef March, |
| 2278 | const ArgList &Args, |
| 2279 | std::vector<const char *> &Features) { |
Gabor Ballabas | 3645149 | 2015-06-18 14:23:12 +0000 | [diff] [blame] | 2280 | std::string MarchLowerCase = March.lower(); |
| 2281 | std::pair<StringRef, StringRef> Split = StringRef(MarchLowerCase).split("+"); |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 2282 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2283 | if (Split.first == "armv8-a" || Split.first == "armv8a") { |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 2284 | // ok, no additional features. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2285 | } else if (Split.first == "armv8.1-a" || Split.first == "armv8.1a") { |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 2286 | Features.push_back("+v8.1a"); |
Oliver Stannard | 76afca7 | 2015-11-26 15:36:42 +0000 | [diff] [blame] | 2287 | } else if (Split.first == "armv8.2-a" || Split.first == "armv8.2a" ) { |
| 2288 | Features.push_back("+v8.2a"); |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 2289 | } else { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2290 | return false; |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 2291 | } |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2292 | |
| 2293 | if (Split.second.size() && !DecodeAArch64Features(D, Split.second, Features)) |
| 2294 | return false; |
| 2295 | |
| 2296 | return true; |
| 2297 | } |
| 2298 | |
| 2299 | static bool |
| 2300 | getAArch64ArchFeaturesFromMcpu(const Driver &D, StringRef Mcpu, |
| 2301 | const ArgList &Args, |
| 2302 | std::vector<const char *> &Features) { |
| 2303 | StringRef CPU; |
Gabor Ballabas | 726ce7f | 2015-06-12 17:33:37 +0000 | [diff] [blame] | 2304 | std::string McpuLowerCase = Mcpu.lower(); |
| 2305 | if (!DecodeAArch64Mcpu(D, McpuLowerCase, CPU, Features)) |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2306 | return false; |
| 2307 | |
| 2308 | return true; |
| 2309 | } |
| 2310 | |
| 2311 | static bool |
| 2312 | getAArch64MicroArchFeaturesFromMtune(const Driver &D, StringRef Mtune, |
| 2313 | const ArgList &Args, |
| 2314 | std::vector<const char *> &Features) { |
Gabor Ballabas | a24a1a4 | 2015-07-20 11:28:20 +0000 | [diff] [blame] | 2315 | std::string MtuneLowerCase = Mtune.lower(); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2316 | // Handle CPU name is 'native'. |
Gabor Ballabas | a24a1a4 | 2015-07-20 11:28:20 +0000 | [diff] [blame] | 2317 | if (MtuneLowerCase == "native") |
| 2318 | MtuneLowerCase = llvm::sys::getHostCPUName(); |
| 2319 | if (MtuneLowerCase == "cyclone") { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2320 | Features.push_back("+zcm"); |
| 2321 | Features.push_back("+zcz"); |
| 2322 | } |
| 2323 | return true; |
| 2324 | } |
| 2325 | |
| 2326 | static bool |
| 2327 | getAArch64MicroArchFeaturesFromMcpu(const Driver &D, StringRef Mcpu, |
| 2328 | const ArgList &Args, |
| 2329 | std::vector<const char *> &Features) { |
| 2330 | StringRef CPU; |
| 2331 | std::vector<const char *> DecodedFeature; |
Gabor Ballabas | 726ce7f | 2015-06-12 17:33:37 +0000 | [diff] [blame] | 2332 | std::string McpuLowerCase = Mcpu.lower(); |
| 2333 | if (!DecodeAArch64Mcpu(D, McpuLowerCase, CPU, DecodedFeature)) |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2334 | return false; |
| 2335 | |
| 2336 | return getAArch64MicroArchFeaturesFromMtune(D, CPU, Args, Features); |
| 2337 | } |
| 2338 | |
Justin Bogner | f905256 | 2015-11-13 23:07:31 +0000 | [diff] [blame] | 2339 | static void getAArch64TargetFeatures(const Driver &D, const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2340 | std::vector<const char *> &Features) { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2341 | Arg *A; |
| 2342 | bool success = true; |
| 2343 | // Enable NEON by default. |
| 2344 | Features.push_back("+neon"); |
| 2345 | if ((A = Args.getLastArg(options::OPT_march_EQ))) |
| 2346 | success = getAArch64ArchFeaturesFromMarch(D, A->getValue(), Args, Features); |
| 2347 | else if ((A = Args.getLastArg(options::OPT_mcpu_EQ))) |
| 2348 | success = getAArch64ArchFeaturesFromMcpu(D, A->getValue(), Args, Features); |
Tim Northover | 642e770 | 2014-11-10 21:17:23 +0000 | [diff] [blame] | 2349 | else if (Args.hasArg(options::OPT_arch)) |
| 2350 | success = getAArch64ArchFeaturesFromMcpu(D, getAArch64TargetCPU(Args), Args, |
| 2351 | Features); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2352 | |
| 2353 | if (success && (A = Args.getLastArg(options::OPT_mtune_EQ))) |
| 2354 | success = |
| 2355 | getAArch64MicroArchFeaturesFromMtune(D, A->getValue(), Args, Features); |
| 2356 | else if (success && (A = Args.getLastArg(options::OPT_mcpu_EQ))) |
| 2357 | success = |
| 2358 | getAArch64MicroArchFeaturesFromMcpu(D, A->getValue(), Args, Features); |
Tim Northover | 642e770 | 2014-11-10 21:17:23 +0000 | [diff] [blame] | 2359 | else if (Args.hasArg(options::OPT_arch)) |
| 2360 | success = getAArch64MicroArchFeaturesFromMcpu(D, getAArch64TargetCPU(Args), |
| 2361 | Args, Features); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2362 | |
| 2363 | if (!success) |
| 2364 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
Amara Emerson | 04e2ecf | 2014-01-23 15:48:30 +0000 | [diff] [blame] | 2365 | |
| 2366 | if (Args.getLastArg(options::OPT_mgeneral_regs_only)) { |
| 2367 | Features.push_back("-fp-armv8"); |
| 2368 | Features.push_back("-crypto"); |
| 2369 | Features.push_back("-neon"); |
| 2370 | } |
Bradley Smith | 418c593 | 2014-05-02 15:17:51 +0000 | [diff] [blame] | 2371 | |
| 2372 | // En/disable crc |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2373 | if (Arg *A = Args.getLastArg(options::OPT_mcrc, options::OPT_mnocrc)) { |
Bradley Smith | 418c593 | 2014-05-02 15:17:51 +0000 | [diff] [blame] | 2374 | if (A->getOption().matches(options::OPT_mcrc)) |
| 2375 | Features.push_back("+crc"); |
| 2376 | else |
| 2377 | Features.push_back("-crc"); |
| 2378 | } |
Akira Hatanaka | 4e3c86f | 2015-07-25 00:18:00 +0000 | [diff] [blame] | 2379 | |
Akira Hatanaka | 085da7e | 2015-07-29 14:25:58 +0000 | [diff] [blame] | 2380 | if (Arg *A = Args.getLastArg(options::OPT_mno_unaligned_access, |
| 2381 | options::OPT_munaligned_access)) |
| 2382 | if (A->getOption().matches(options::OPT_mno_unaligned_access)) |
| 2383 | Features.push_back("+strict-align"); |
| 2384 | |
Justin Bogner | f905256 | 2015-11-13 23:07:31 +0000 | [diff] [blame] | 2385 | if (Args.hasArg(options::OPT_ffixed_x18)) |
Akira Hatanaka | 4e3c86f | 2015-07-25 00:18:00 +0000 | [diff] [blame] | 2386 | Features.push_back("+reserve-x18"); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2387 | } |
| 2388 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 2389 | static void getHexagonTargetFeatures(const ArgList &Args, |
| 2390 | std::vector<const char *> &Features) { |
| 2391 | bool HasHVX = false, HasHVXD = false; |
| 2392 | |
Eric Christopher | 49062a5 | 2015-12-22 03:12:34 +0000 | [diff] [blame] | 2393 | // FIXME: This should be able to use handleTargetFeaturesGroup except it is |
| 2394 | // doing dependent option handling here rather than in initFeatureMap or a |
| 2395 | // similar handler. |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 2396 | for (auto &A : Args) { |
| 2397 | auto &Opt = A->getOption(); |
| 2398 | if (Opt.matches(options::OPT_mhexagon_hvx)) |
| 2399 | HasHVX = true; |
| 2400 | else if (Opt.matches(options::OPT_mno_hexagon_hvx)) |
| 2401 | HasHVXD = HasHVX = false; |
| 2402 | else if (Opt.matches(options::OPT_mhexagon_hvx_double)) |
| 2403 | HasHVXD = HasHVX = true; |
| 2404 | else if (Opt.matches(options::OPT_mno_hexagon_hvx_double)) |
| 2405 | HasHVXD = false; |
| 2406 | else |
| 2407 | continue; |
| 2408 | A->claim(); |
| 2409 | } |
| 2410 | |
| 2411 | Features.push_back(HasHVX ? "+hvx" : "-hvx"); |
| 2412 | Features.push_back(HasHVXD ? "+hvx-double" : "-hvx-double"); |
| 2413 | } |
| 2414 | |
Dan Gohman | c285307 | 2015-09-03 22:51:53 +0000 | [diff] [blame] | 2415 | static void getWebAssemblyTargetFeatures(const ArgList &Args, |
| 2416 | std::vector<const char *> &Features) { |
Eric Christopher | 49062a5 | 2015-12-22 03:12:34 +0000 | [diff] [blame] | 2417 | handleTargetFeaturesGroup(Args, Features, options::OPT_m_wasm_Features_Group); |
Dan Gohman | c285307 | 2015-09-03 22:51:53 +0000 | [diff] [blame] | 2418 | } |
| 2419 | |
Konstantin Zhuravlyov | 5124bf8 | 2016-04-12 21:42:15 +0000 | [diff] [blame] | 2420 | static void getAMDGPUTargetFeatures(const Driver &D, const ArgList &Args, |
| 2421 | std::vector<const char *> &Features) { |
| 2422 | if (const Arg *dAbi = Args.getLastArg(options::OPT_mamdgpu_debugger_abi)) { |
| 2423 | StringRef value = dAbi->getValue(); |
| 2424 | if (value == "1.0") { |
| 2425 | Features.push_back("+amdgpu-debugger-insert-nops"); |
| 2426 | Features.push_back("+amdgpu-debugger-reserve-trap-regs"); |
| 2427 | } else { |
| 2428 | D.Diag(diag::err_drv_clang_unsupported) << dAbi->getAsString(Args); |
| 2429 | } |
| 2430 | } |
| 2431 | |
| 2432 | handleTargetFeaturesGroup( |
| 2433 | Args, Features, options::OPT_m_amdgpu_Features_Group); |
| 2434 | } |
| 2435 | |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 2436 | static void getTargetFeatures(const ToolChain &TC, const llvm::Triple &Triple, |
Rafael Espindola | 9c6fb0f | 2013-11-23 14:36:40 +0000 | [diff] [blame] | 2437 | const ArgList &Args, ArgStringList &CmdArgs, |
| 2438 | bool ForAS) { |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 2439 | const Driver &D = TC.getDriver(); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2440 | std::vector<const char *> Features; |
| 2441 | switch (Triple.getArch()) { |
| 2442 | default: |
| 2443 | break; |
| 2444 | case llvm::Triple::mips: |
| 2445 | case llvm::Triple::mipsel: |
| 2446 | case llvm::Triple::mips64: |
| 2447 | case llvm::Triple::mips64el: |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 2448 | getMIPSTargetFeatures(D, Triple, Args, Features); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2449 | break; |
| 2450 | |
| 2451 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 2452 | case llvm::Triple::armeb: |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2453 | case llvm::Triple::thumb: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 2454 | case llvm::Triple::thumbeb: |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 2455 | getARMTargetFeatures(TC, Triple, Args, Features, ForAS); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2456 | break; |
| 2457 | |
| 2458 | case llvm::Triple::ppc: |
| 2459 | case llvm::Triple::ppc64: |
| 2460 | case llvm::Triple::ppc64le: |
Petar Jovanovic | 88a328f | 2015-12-14 17:51:50 +0000 | [diff] [blame] | 2461 | getPPCTargetFeatures(D, Triple, Args, Features); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2462 | break; |
Ulrich Weigand | 3a610eb | 2015-04-01 12:54:25 +0000 | [diff] [blame] | 2463 | case llvm::Triple::systemz: |
| 2464 | getSystemZTargetFeatures(Args, Features); |
| 2465 | break; |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2466 | case llvm::Triple::aarch64: |
Christian Pirker | 9b019ae | 2014-02-25 13:51:00 +0000 | [diff] [blame] | 2467 | case llvm::Triple::aarch64_be: |
Justin Bogner | f905256 | 2015-11-13 23:07:31 +0000 | [diff] [blame] | 2468 | getAArch64TargetFeatures(D, Args, Features); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2469 | break; |
| 2470 | case llvm::Triple::x86: |
| 2471 | case llvm::Triple::x86_64: |
Ehsan Akhgari | eeb7e65 | 2014-07-15 18:27:51 +0000 | [diff] [blame] | 2472 | getX86TargetFeatures(D, Triple, Args, Features); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2473 | break; |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 2474 | case llvm::Triple::hexagon: |
| 2475 | getHexagonTargetFeatures(Args, Features); |
| 2476 | break; |
Dan Gohman | c285307 | 2015-09-03 22:51:53 +0000 | [diff] [blame] | 2477 | case llvm::Triple::wasm32: |
| 2478 | case llvm::Triple::wasm64: |
| 2479 | getWebAssemblyTargetFeatures(Args, Features); |
| 2480 | break; |
Konstantin Zhuravlyov | 5124bf8 | 2016-04-12 21:42:15 +0000 | [diff] [blame] | 2481 | case llvm::Triple::r600: |
| 2482 | case llvm::Triple::amdgcn: |
| 2483 | getAMDGPUTargetFeatures(D, Args, Features); |
| 2484 | break; |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2485 | } |
Rafael Espindola | 4396480 | 2013-08-21 17:34:32 +0000 | [diff] [blame] | 2486 | |
| 2487 | // Find the last of each feature. |
| 2488 | llvm::StringMap<unsigned> LastOpt; |
| 2489 | for (unsigned I = 0, N = Features.size(); I < N; ++I) { |
| 2490 | const char *Name = Features[I]; |
| 2491 | assert(Name[0] == '-' || Name[0] == '+'); |
| 2492 | LastOpt[Name + 1] = I; |
| 2493 | } |
| 2494 | |
| 2495 | for (unsigned I = 0, N = Features.size(); I < N; ++I) { |
| 2496 | // If this feature was overridden, ignore it. |
| 2497 | const char *Name = Features[I]; |
| 2498 | llvm::StringMap<unsigned>::iterator LastI = LastOpt.find(Name + 1); |
| 2499 | assert(LastI != LastOpt.end()); |
| 2500 | unsigned Last = LastI->second; |
| 2501 | if (Last != I) |
| 2502 | continue; |
| 2503 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2504 | CmdArgs.push_back("-target-feature"); |
Rafael Espindola | 4396480 | 2013-08-21 17:34:32 +0000 | [diff] [blame] | 2505 | CmdArgs.push_back(Name); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2506 | } |
Tim Northover | 2fe823a | 2013-08-01 09:23:19 +0000 | [diff] [blame] | 2507 | } |
| 2508 | |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2509 | static bool |
| 2510 | shouldUseExceptionTablesForObjCExceptions(const ObjCRuntime &runtime, |
| 2511 | const llvm::Triple &Triple) { |
| 2512 | // We use the zero-cost exception tables for Objective-C if the non-fragile |
| 2513 | // ABI is enabled or when compiling for x86_64 and ARM on Snow Leopard and |
| 2514 | // later. |
| 2515 | if (runtime.isNonFragile()) |
| 2516 | return true; |
| 2517 | |
| 2518 | if (!Triple.isMacOSX()) |
| 2519 | return false; |
| 2520 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2521 | return (!Triple.isMacOSXVersionLT(10, 5) && |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2522 | (Triple.getArch() == llvm::Triple::x86_64 || |
| 2523 | Triple.getArch() == llvm::Triple::arm)); |
| 2524 | } |
| 2525 | |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2526 | /// Adds exception related arguments to the driver command arguments. There's a |
| 2527 | /// master flag, -fexceptions and also language specific flags to enable/disable |
| 2528 | /// C++ and Objective-C exceptions. This makes it possible to for example |
| 2529 | /// disable C++ exceptions but enable Objective-C exceptions. |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2530 | static void addExceptionArgs(const ArgList &Args, types::ID InputType, |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2531 | const ToolChain &TC, bool KernelOrKext, |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 2532 | const ObjCRuntime &objcRuntime, |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2533 | ArgStringList &CmdArgs) { |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2534 | const Driver &D = TC.getDriver(); |
| 2535 | const llvm::Triple &Triple = TC.getTriple(); |
| 2536 | |
Chad Rosier | 4fab82c | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 2537 | if (KernelOrKext) { |
| 2538 | // -mkernel and -fapple-kext imply no exceptions, so claim exception related |
| 2539 | // arguments now to avoid warnings about unused arguments. |
| 2540 | Args.ClaimAllArgs(options::OPT_fexceptions); |
| 2541 | Args.ClaimAllArgs(options::OPT_fno_exceptions); |
| 2542 | Args.ClaimAllArgs(options::OPT_fobjc_exceptions); |
| 2543 | Args.ClaimAllArgs(options::OPT_fno_objc_exceptions); |
| 2544 | Args.ClaimAllArgs(options::OPT_fcxx_exceptions); |
| 2545 | Args.ClaimAllArgs(options::OPT_fno_cxx_exceptions); |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2546 | return; |
Chad Rosier | 4fab82c | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 2547 | } |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2548 | |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 2549 | // See if the user explicitly enabled exceptions. |
| 2550 | bool EH = Args.hasFlag(options::OPT_fexceptions, options::OPT_fno_exceptions, |
| 2551 | false); |
Daniel Dunbar | 30a12b8 | 2010-09-14 23:12:31 +0000 | [diff] [blame] | 2552 | |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2553 | // Obj-C exceptions are enabled by default, regardless of -fexceptions. This |
| 2554 | // is not necessarily sensible, but follows GCC. |
| 2555 | if (types::isObjC(InputType) && |
| 2556 | Args.hasFlag(options::OPT_fobjc_exceptions, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2557 | options::OPT_fno_objc_exceptions, true)) { |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2558 | CmdArgs.push_back("-fobjc-exceptions"); |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2559 | |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2560 | EH |= shouldUseExceptionTablesForObjCExceptions(objcRuntime, Triple); |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2561 | } |
| 2562 | |
| 2563 | if (types::isCXX(InputType)) { |
David Majnemer | 5972939 | 2016-02-18 08:15:05 +0000 | [diff] [blame] | 2564 | // Disable C++ EH by default on XCore and PS4. |
| 2565 | bool CXXExceptionsEnabled = |
| 2566 | Triple.getArch() != llvm::Triple::xcore && !Triple.isPS4CPU(); |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2567 | Arg *ExceptionArg = Args.getLastArg( |
| 2568 | options::OPT_fcxx_exceptions, options::OPT_fno_cxx_exceptions, |
| 2569 | options::OPT_fexceptions, options::OPT_fno_exceptions); |
| 2570 | if (ExceptionArg) |
David Majnemer | 8de6864 | 2014-12-05 08:11:58 +0000 | [diff] [blame] | 2571 | CXXExceptionsEnabled = |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2572 | ExceptionArg->getOption().matches(options::OPT_fcxx_exceptions) || |
| 2573 | ExceptionArg->getOption().matches(options::OPT_fexceptions); |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2574 | |
| 2575 | if (CXXExceptionsEnabled) { |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2576 | if (Triple.isPS4CPU()) { |
| 2577 | ToolChain::RTTIMode RTTIMode = TC.getRTTIMode(); |
| 2578 | assert(ExceptionArg && |
| 2579 | "On the PS4 exceptions should only be enabled if passing " |
| 2580 | "an argument"); |
| 2581 | if (RTTIMode == ToolChain::RM_DisabledExplicitly) { |
| 2582 | const Arg *RTTIArg = TC.getRTTIArg(); |
| 2583 | assert(RTTIArg && "RTTI disabled explicitly but no RTTIArg!"); |
| 2584 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 2585 | << RTTIArg->getAsString(Args) << ExceptionArg->getAsString(Args); |
| 2586 | } else if (RTTIMode == ToolChain::RM_EnabledImplicitly) |
| 2587 | D.Diag(diag::warn_drv_enabling_rtti_with_exceptions); |
| 2588 | } else |
| 2589 | assert(TC.getRTTIMode() != ToolChain::RM_DisabledImplicitly); |
| 2590 | |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2591 | CmdArgs.push_back("-fcxx-exceptions"); |
| 2592 | |
David Majnemer | 8de6864 | 2014-12-05 08:11:58 +0000 | [diff] [blame] | 2593 | EH = true; |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2594 | } |
| 2595 | } |
| 2596 | |
David Majnemer | 8de6864 | 2014-12-05 08:11:58 +0000 | [diff] [blame] | 2597 | if (EH) |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2598 | CmdArgs.push_back("-fexceptions"); |
Rafael Espindola | 00a6657 | 2009-10-01 13:33:33 +0000 | [diff] [blame] | 2599 | } |
| 2600 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2601 | static bool ShouldDisableAutolink(const ArgList &Args, const ToolChain &TC) { |
Daniel Dunbar | e246fbe | 2013-04-16 18:21:19 +0000 | [diff] [blame] | 2602 | bool Default = true; |
| 2603 | if (TC.getTriple().isOSDarwin()) { |
| 2604 | // The native darwin assembler doesn't support the linker_option directives, |
| 2605 | // so we disable them if we think the .s file will be passed to it. |
| 2606 | Default = TC.useIntegratedAs(); |
| 2607 | } |
| 2608 | return !Args.hasFlag(options::OPT_fautolink, options::OPT_fno_autolink, |
| 2609 | Default); |
| 2610 | } |
| 2611 | |
Ted Kremenek | 6209366 | 2013-03-12 17:02:12 +0000 | [diff] [blame] | 2612 | static bool ShouldDisableDwarfDirectory(const ArgList &Args, |
| 2613 | const ToolChain &TC) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2614 | bool UseDwarfDirectory = |
| 2615 | Args.hasFlag(options::OPT_fdwarf_directory_asm, |
| 2616 | options::OPT_fno_dwarf_directory_asm, TC.useIntegratedAs()); |
Nick Lewycky | 1d617ac | 2011-10-17 23:05:52 +0000 | [diff] [blame] | 2617 | return !UseDwarfDirectory; |
| 2618 | } |
| 2619 | |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2620 | /// \brief Check whether the given input tree contains any compilation actions. |
| 2621 | static bool ContainsCompileAction(const Action *A) { |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 2622 | if (isa<CompileJobAction>(A) || isa<BackendJobAction>(A)) |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2623 | return true; |
| 2624 | |
Nico Weber | 5a459f8 | 2016-02-23 19:30:43 +0000 | [diff] [blame] | 2625 | for (const auto &AI : A->inputs()) |
| 2626 | if (ContainsCompileAction(AI)) |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2627 | return true; |
| 2628 | |
| 2629 | return false; |
| 2630 | } |
| 2631 | |
| 2632 | /// \brief Check if -relax-all should be passed to the internal assembler. |
| 2633 | /// This is done by default when compiling non-assembler source with -O0. |
| 2634 | static bool UseRelaxAll(Compilation &C, const ArgList &Args) { |
| 2635 | bool RelaxDefault = true; |
| 2636 | |
| 2637 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 2638 | RelaxDefault = A->getOption().matches(options::OPT_O0); |
| 2639 | |
| 2640 | if (RelaxDefault) { |
| 2641 | RelaxDefault = false; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 2642 | for (const auto &Act : C.getActions()) { |
| 2643 | if (ContainsCompileAction(Act)) { |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2644 | RelaxDefault = true; |
| 2645 | break; |
| 2646 | } |
| 2647 | } |
| 2648 | } |
| 2649 | |
| 2650 | return Args.hasFlag(options::OPT_mrelax_all, options::OPT_mno_relax_all, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2651 | RelaxDefault); |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2652 | } |
| 2653 | |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 2654 | // Convert an arg of the form "-gN" or "-ggdbN" or one of their aliases |
| 2655 | // to the corresponding DebugInfoKind. |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 2656 | static codegenoptions::DebugInfoKind DebugLevelToInfoKind(const Arg &A) { |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 2657 | assert(A.getOption().matches(options::OPT_gN_Group) && |
| 2658 | "Not a -g option that specifies a debug-info level"); |
| 2659 | if (A.getOption().matches(options::OPT_g0) || |
| 2660 | A.getOption().matches(options::OPT_ggdb0)) |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 2661 | return codegenoptions::NoDebugInfo; |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 2662 | if (A.getOption().matches(options::OPT_gline_tables_only) || |
| 2663 | A.getOption().matches(options::OPT_ggdb1)) |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 2664 | return codegenoptions::DebugLineTablesOnly; |
| 2665 | return codegenoptions::LimitedDebugInfo; |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 2666 | } |
| 2667 | |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2668 | // Extract the integer N from a string spelled "-dwarf-N", returning 0 |
| 2669 | // on mismatch. The StringRef input (rather than an Arg) allows |
| 2670 | // for use by the "-Xassembler" option parser. |
| 2671 | static unsigned DwarfVersionNum(StringRef ArgValue) { |
| 2672 | return llvm::StringSwitch<unsigned>(ArgValue) |
| 2673 | .Case("-gdwarf-2", 2) |
| 2674 | .Case("-gdwarf-3", 3) |
| 2675 | .Case("-gdwarf-4", 4) |
Eric Christopher | 3cb592d | 2015-12-28 19:58:44 +0000 | [diff] [blame] | 2676 | .Case("-gdwarf-5", 5) |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2677 | .Default(0); |
| 2678 | } |
| 2679 | |
| 2680 | static void RenderDebugEnablingArgs(const ArgList &Args, ArgStringList &CmdArgs, |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 2681 | codegenoptions::DebugInfoKind DebugInfoKind, |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 2682 | unsigned DwarfVersion, |
| 2683 | llvm::DebuggerKind DebuggerTuning) { |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2684 | switch (DebugInfoKind) { |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 2685 | case codegenoptions::DebugLineTablesOnly: |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2686 | CmdArgs.push_back("-debug-info-kind=line-tables-only"); |
| 2687 | break; |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 2688 | case codegenoptions::LimitedDebugInfo: |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2689 | CmdArgs.push_back("-debug-info-kind=limited"); |
| 2690 | break; |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 2691 | case codegenoptions::FullDebugInfo: |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2692 | CmdArgs.push_back("-debug-info-kind=standalone"); |
| 2693 | break; |
| 2694 | default: |
| 2695 | break; |
| 2696 | } |
| 2697 | if (DwarfVersion > 0) |
| 2698 | CmdArgs.push_back( |
Benjamin Kramer | 32bd3c8 | 2015-10-08 10:31:17 +0000 | [diff] [blame] | 2699 | Args.MakeArgString("-dwarf-version=" + Twine(DwarfVersion))); |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 2700 | switch (DebuggerTuning) { |
| 2701 | case llvm::DebuggerKind::GDB: |
| 2702 | CmdArgs.push_back("-debugger-tuning=gdb"); |
| 2703 | break; |
| 2704 | case llvm::DebuggerKind::LLDB: |
| 2705 | CmdArgs.push_back("-debugger-tuning=lldb"); |
| 2706 | break; |
| 2707 | case llvm::DebuggerKind::SCE: |
| 2708 | CmdArgs.push_back("-debugger-tuning=sce"); |
| 2709 | break; |
| 2710 | default: |
| 2711 | break; |
| 2712 | } |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2713 | } |
| 2714 | |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2715 | static void CollectArgsForIntegratedAssembler(Compilation &C, |
| 2716 | const ArgList &Args, |
| 2717 | ArgStringList &CmdArgs, |
| 2718 | const Driver &D) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2719 | if (UseRelaxAll(C, Args)) |
| 2720 | CmdArgs.push_back("-mrelax-all"); |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2721 | |
David Majnemer | 2b9349d | 2015-12-21 22:09:34 +0000 | [diff] [blame] | 2722 | // Only default to -mincremental-linker-compatible if we think we are |
| 2723 | // targeting the MSVC linker. |
| 2724 | bool DefaultIncrementalLinkerCompatible = |
| 2725 | C.getDefaultToolChain().getTriple().isWindowsMSVCEnvironment(); |
| 2726 | if (Args.hasFlag(options::OPT_mincremental_linker_compatible, |
| 2727 | options::OPT_mno_incremental_linker_compatible, |
| 2728 | DefaultIncrementalLinkerCompatible)) |
| 2729 | CmdArgs.push_back("-mincremental-linker-compatible"); |
| 2730 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2731 | // When passing -I arguments to the assembler we sometimes need to |
| 2732 | // unconditionally take the next argument. For example, when parsing |
| 2733 | // '-Wa,-I -Wa,foo' we need to accept the -Wa,foo arg after seeing the |
| 2734 | // -Wa,-I arg and when parsing '-Wa,-I,foo' we need to accept the 'foo' |
| 2735 | // arg after parsing the '-I' arg. |
| 2736 | bool TakeNextArg = false; |
David Peixotto | dfb6614 | 2013-11-14 22:52:58 +0000 | [diff] [blame] | 2737 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2738 | // When using an integrated assembler, translate -Wa, and -Xassembler |
| 2739 | // options. |
| 2740 | bool CompressDebugSections = false; |
Scott Egerton | b67d469 | 2016-01-14 13:01:48 +0000 | [diff] [blame] | 2741 | const char *MipsTargetFeature = nullptr; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2742 | for (const Arg *A : |
| 2743 | Args.filtered(options::OPT_Wa_COMMA, options::OPT_Xassembler)) { |
| 2744 | A->claim(); |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2745 | |
Benjamin Kramer | 72e6431 | 2015-09-24 14:48:49 +0000 | [diff] [blame] | 2746 | for (StringRef Value : A->getValues()) { |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 2747 | if (TakeNextArg) { |
| 2748 | CmdArgs.push_back(Value.data()); |
| 2749 | TakeNextArg = false; |
| 2750 | continue; |
| 2751 | } |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2752 | |
Daniel Sanders | 3d5e568 | 2015-10-27 18:04:42 +0000 | [diff] [blame] | 2753 | switch (C.getDefaultToolChain().getArch()) { |
| 2754 | default: |
| 2755 | break; |
| 2756 | case llvm::Triple::mips: |
| 2757 | case llvm::Triple::mipsel: |
| 2758 | case llvm::Triple::mips64: |
| 2759 | case llvm::Triple::mips64el: |
| 2760 | if (Value == "--trap") { |
| 2761 | CmdArgs.push_back("-target-feature"); |
| 2762 | CmdArgs.push_back("+use-tcc-in-div"); |
| 2763 | continue; |
| 2764 | } |
| 2765 | if (Value == "--break") { |
| 2766 | CmdArgs.push_back("-target-feature"); |
| 2767 | CmdArgs.push_back("-use-tcc-in-div"); |
| 2768 | continue; |
| 2769 | } |
| 2770 | if (Value.startswith("-msoft-float")) { |
| 2771 | CmdArgs.push_back("-target-feature"); |
| 2772 | CmdArgs.push_back("+soft-float"); |
| 2773 | continue; |
| 2774 | } |
| 2775 | if (Value.startswith("-mhard-float")) { |
| 2776 | CmdArgs.push_back("-target-feature"); |
| 2777 | CmdArgs.push_back("-soft-float"); |
| 2778 | continue; |
| 2779 | } |
Scott Egerton | b67d469 | 2016-01-14 13:01:48 +0000 | [diff] [blame] | 2780 | |
| 2781 | MipsTargetFeature = llvm::StringSwitch<const char *>(Value) |
| 2782 | .Case("-mips1", "+mips1") |
| 2783 | .Case("-mips2", "+mips2") |
| 2784 | .Case("-mips3", "+mips3") |
| 2785 | .Case("-mips4", "+mips4") |
| 2786 | .Case("-mips5", "+mips5") |
| 2787 | .Case("-mips32", "+mips32") |
| 2788 | .Case("-mips32r2", "+mips32r2") |
| 2789 | .Case("-mips32r3", "+mips32r3") |
| 2790 | .Case("-mips32r5", "+mips32r5") |
| 2791 | .Case("-mips32r6", "+mips32r6") |
| 2792 | .Case("-mips64", "+mips64") |
| 2793 | .Case("-mips64r2", "+mips64r2") |
| 2794 | .Case("-mips64r3", "+mips64r3") |
| 2795 | .Case("-mips64r5", "+mips64r5") |
| 2796 | .Case("-mips64r6", "+mips64r6") |
| 2797 | .Default(nullptr); |
| 2798 | if (MipsTargetFeature) |
| 2799 | continue; |
Daniel Sanders | 3d5e568 | 2015-10-27 18:04:42 +0000 | [diff] [blame] | 2800 | } |
| 2801 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2802 | if (Value == "-force_cpusubtype_ALL") { |
| 2803 | // Do nothing, this is the default and we don't support anything else. |
| 2804 | } else if (Value == "-L") { |
| 2805 | CmdArgs.push_back("-msave-temp-labels"); |
| 2806 | } else if (Value == "--fatal-warnings") { |
| 2807 | CmdArgs.push_back("-massembler-fatal-warnings"); |
| 2808 | } else if (Value == "--noexecstack") { |
| 2809 | CmdArgs.push_back("-mnoexecstack"); |
| 2810 | } else if (Value == "-compress-debug-sections" || |
| 2811 | Value == "--compress-debug-sections") { |
| 2812 | CompressDebugSections = true; |
| 2813 | } else if (Value == "-nocompress-debug-sections" || |
| 2814 | Value == "--nocompress-debug-sections") { |
| 2815 | CompressDebugSections = false; |
| 2816 | } else if (Value.startswith("-I")) { |
| 2817 | CmdArgs.push_back(Value.data()); |
| 2818 | // We need to consume the next argument if the current arg is a plain |
| 2819 | // -I. The next arg will be the include directory. |
| 2820 | if (Value == "-I") |
| 2821 | TakeNextArg = true; |
| 2822 | } else if (Value.startswith("-gdwarf-")) { |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2823 | // "-gdwarf-N" options are not cc1as options. |
| 2824 | unsigned DwarfVersion = DwarfVersionNum(Value); |
| 2825 | if (DwarfVersion == 0) { // Send it onward, and let cc1as complain. |
| 2826 | CmdArgs.push_back(Value.data()); |
| 2827 | } else { |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 2828 | RenderDebugEnablingArgs(Args, CmdArgs, |
| 2829 | codegenoptions::LimitedDebugInfo, |
| 2830 | DwarfVersion, llvm::DebuggerKind::Default); |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 2831 | } |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 2832 | } else if (Value.startswith("-mcpu") || Value.startswith("-mfpu") || |
| 2833 | Value.startswith("-mhwdiv") || Value.startswith("-march")) { |
| 2834 | // Do nothing, we'll validate it later. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2835 | } else { |
| 2836 | D.Diag(diag::err_drv_unsupported_option_argument) |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2837 | << A->getOption().getName() << Value; |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2838 | } |
| 2839 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2840 | } |
| 2841 | if (CompressDebugSections) { |
| 2842 | if (llvm::zlib::isAvailable()) |
| 2843 | CmdArgs.push_back("-compress-debug-sections"); |
| 2844 | else |
| 2845 | D.Diag(diag::warn_debug_compression_unavailable); |
| 2846 | } |
Scott Egerton | b67d469 | 2016-01-14 13:01:48 +0000 | [diff] [blame] | 2847 | if (MipsTargetFeature != nullptr) { |
| 2848 | CmdArgs.push_back("-target-feature"); |
| 2849 | CmdArgs.push_back(MipsTargetFeature); |
| 2850 | } |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2851 | } |
| 2852 | |
Alexey Samsonov | 99ee10d | 2014-05-22 21:13:30 +0000 | [diff] [blame] | 2853 | // This adds the static libclang_rt.builtins-arch.a directly to the command line |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 2854 | // FIXME: Make sure we can also emit shared objects if they're requested |
| 2855 | // and available, check for possible errors, etc. |
Saleem Abdulrasool | 8d7ade7 | 2014-12-30 02:10:36 +0000 | [diff] [blame] | 2856 | static void addClangRT(const ToolChain &TC, const ArgList &Args, |
| 2857 | ArgStringList &CmdArgs) { |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 2858 | CmdArgs.push_back(TC.getCompilerRTArgString(Args, "builtins")); |
Alexey Samsonov | bdfa6c2 | 2014-04-01 13:31:10 +0000 | [diff] [blame] | 2859 | } |
| 2860 | |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2861 | namespace { |
| 2862 | enum OpenMPRuntimeKind { |
| 2863 | /// An unknown OpenMP runtime. We can't generate effective OpenMP code |
| 2864 | /// without knowing what runtime to target. |
| 2865 | OMPRT_Unknown, |
| 2866 | |
| 2867 | /// The LLVM OpenMP runtime. When completed and integrated, this will become |
| 2868 | /// the default for Clang. |
| 2869 | OMPRT_OMP, |
| 2870 | |
| 2871 | /// The GNU OpenMP runtime. Clang doesn't support generating OpenMP code for |
| 2872 | /// this runtime but can swallow the pragmas, and find and link against the |
| 2873 | /// runtime library itself. |
| 2874 | OMPRT_GOMP, |
| 2875 | |
Chandler Carruth | c6625c6 | 2015-05-28 21:10:31 +0000 | [diff] [blame] | 2876 | /// The legacy name for the LLVM OpenMP runtime from when it was the Intel |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2877 | /// OpenMP runtime. We support this mode for users with existing dependencies |
| 2878 | /// on this runtime library name. |
| 2879 | OMPRT_IOMP5 |
| 2880 | }; |
Alexander Kornienko | ab9db51 | 2015-06-22 23:07:51 +0000 | [diff] [blame] | 2881 | } |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2882 | |
| 2883 | /// Compute the desired OpenMP runtime from the flag provided. |
Chandler Carruth | c6625c6 | 2015-05-28 21:10:31 +0000 | [diff] [blame] | 2884 | static OpenMPRuntimeKind getOpenMPRuntime(const ToolChain &TC, |
| 2885 | const ArgList &Args) { |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2886 | StringRef RuntimeName(CLANG_DEFAULT_OPENMP_RUNTIME); |
| 2887 | |
| 2888 | const Arg *A = Args.getLastArg(options::OPT_fopenmp_EQ); |
| 2889 | if (A) |
| 2890 | RuntimeName = A->getValue(); |
| 2891 | |
| 2892 | auto RT = llvm::StringSwitch<OpenMPRuntimeKind>(RuntimeName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2893 | .Case("libomp", OMPRT_OMP) |
| 2894 | .Case("libgomp", OMPRT_GOMP) |
| 2895 | .Case("libiomp5", OMPRT_IOMP5) |
| 2896 | .Default(OMPRT_Unknown); |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2897 | |
| 2898 | if (RT == OMPRT_Unknown) { |
| 2899 | if (A) |
| 2900 | TC.getDriver().Diag(diag::err_drv_unsupported_option_argument) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2901 | << A->getOption().getName() << A->getValue(); |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2902 | else |
| 2903 | // FIXME: We could use a nicer diagnostic here. |
| 2904 | TC.getDriver().Diag(diag::err_drv_unsupported_opt) << "-fopenmp"; |
| 2905 | } |
| 2906 | |
| 2907 | return RT; |
| 2908 | } |
| 2909 | |
Joerg Sonnenberger | 95a9013 | 2015-09-23 14:06:52 +0000 | [diff] [blame] | 2910 | static void addOpenMPRuntime(ArgStringList &CmdArgs, const ToolChain &TC, |
| 2911 | const ArgList &Args) { |
| 2912 | if (!Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ, |
| 2913 | options::OPT_fno_openmp, false)) |
| 2914 | return; |
| 2915 | |
| 2916 | switch (getOpenMPRuntime(TC, Args)) { |
| 2917 | case OMPRT_OMP: |
| 2918 | CmdArgs.push_back("-lomp"); |
| 2919 | break; |
| 2920 | case OMPRT_GOMP: |
| 2921 | CmdArgs.push_back("-lgomp"); |
| 2922 | break; |
| 2923 | case OMPRT_IOMP5: |
| 2924 | CmdArgs.push_back("-liomp5"); |
| 2925 | break; |
| 2926 | case OMPRT_Unknown: |
| 2927 | // Already diagnosed. |
| 2928 | break; |
| 2929 | } |
| 2930 | } |
| 2931 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2932 | static void addSanitizerRuntime(const ToolChain &TC, const ArgList &Args, |
| 2933 | ArgStringList &CmdArgs, StringRef Sanitizer, |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 2934 | bool IsShared, bool IsWhole) { |
| 2935 | // Wrap any static runtimes that must be forced into executable in |
Peter Collingbourne | f7ef3fd81 | 2013-10-20 21:29:13 +0000 | [diff] [blame] | 2936 | // whole-archive. |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 2937 | if (IsWhole) CmdArgs.push_back("-whole-archive"); |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 2938 | CmdArgs.push_back(TC.getCompilerRTArgString(Args, Sanitizer, IsShared)); |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 2939 | if (IsWhole) CmdArgs.push_back("-no-whole-archive"); |
Alexey Samsonov | bfb0cd3 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 2940 | } |
| 2941 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2942 | // Tries to use a file with the list of dynamic symbols that need to be exported |
| 2943 | // from the runtime library. Returns true if the file was found. |
| 2944 | static bool addSanitizerDynamicList(const ToolChain &TC, const ArgList &Args, |
| 2945 | ArgStringList &CmdArgs, |
| 2946 | StringRef Sanitizer) { |
Vasileios Kalintiris | 447e357 | 2015-10-01 16:54:58 +0000 | [diff] [blame] | 2947 | SmallString<128> SanRT(TC.getCompilerRT(Args, Sanitizer)); |
Saleem Abdulrasool | 6815094 | 2014-12-30 22:52:08 +0000 | [diff] [blame] | 2948 | if (llvm::sys::fs::exists(SanRT + ".syms")) { |
| 2949 | CmdArgs.push_back(Args.MakeArgString("--dynamic-list=" + SanRT + ".syms")); |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2950 | return true; |
| 2951 | } |
| 2952 | return false; |
| 2953 | } |
| 2954 | |
| 2955 | static void linkSanitizerRuntimeDeps(const ToolChain &TC, |
| 2956 | ArgStringList &CmdArgs) { |
| 2957 | // Force linking against the system libraries sanitizers depends on |
| 2958 | // (see PR15823 why this is necessary). |
| 2959 | CmdArgs.push_back("--no-as-needed"); |
| 2960 | CmdArgs.push_back("-lpthread"); |
| 2961 | CmdArgs.push_back("-lrt"); |
| 2962 | CmdArgs.push_back("-lm"); |
| 2963 | // There's no libdl on FreeBSD. |
| 2964 | if (TC.getTriple().getOS() != llvm::Triple::FreeBSD) |
| 2965 | CmdArgs.push_back("-ldl"); |
| 2966 | } |
| 2967 | |
| 2968 | static void |
| 2969 | collectSanitizerRuntimes(const ToolChain &TC, const ArgList &Args, |
| 2970 | SmallVectorImpl<StringRef> &SharedRuntimes, |
| 2971 | SmallVectorImpl<StringRef> &StaticRuntimes, |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 2972 | SmallVectorImpl<StringRef> &NonWholeStaticRuntimes, |
| 2973 | SmallVectorImpl<StringRef> &HelperStaticRuntimes, |
| 2974 | SmallVectorImpl<StringRef> &RequiredSymbols) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2975 | const SanitizerArgs &SanArgs = TC.getSanitizerArgs(); |
| 2976 | // Collect shared runtimes. |
| 2977 | if (SanArgs.needsAsanRt() && SanArgs.needsSharedAsanRt()) { |
| 2978 | SharedRuntimes.push_back("asan"); |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 2979 | } |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 2980 | // The stats_client library is also statically linked into DSOs. |
| 2981 | if (SanArgs.needsStatsRt()) |
| 2982 | StaticRuntimes.push_back("stats_client"); |
Alexey Samsonov | bdfa6c2 | 2014-04-01 13:31:10 +0000 | [diff] [blame] | 2983 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2984 | // Collect static runtimes. |
Evgeniy Stepanov | 14deb7b | 2015-10-08 21:21:44 +0000 | [diff] [blame] | 2985 | if (Args.hasArg(options::OPT_shared) || TC.getTriple().isAndroid()) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2986 | // Don't link static runtimes into DSOs or if compiling for Android. |
Alexey Samsonov | bdfa6c2 | 2014-04-01 13:31:10 +0000 | [diff] [blame] | 2987 | return; |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2988 | } |
| 2989 | if (SanArgs.needsAsanRt()) { |
| 2990 | if (SanArgs.needsSharedAsanRt()) { |
| 2991 | HelperStaticRuntimes.push_back("asan-preinit"); |
| 2992 | } else { |
| 2993 | StaticRuntimes.push_back("asan"); |
| 2994 | if (SanArgs.linkCXXRuntimes()) |
| 2995 | StaticRuntimes.push_back("asan_cxx"); |
| 2996 | } |
| 2997 | } |
| 2998 | if (SanArgs.needsDfsanRt()) |
| 2999 | StaticRuntimes.push_back("dfsan"); |
| 3000 | if (SanArgs.needsLsanRt()) |
| 3001 | StaticRuntimes.push_back("lsan"); |
Alexey Samsonov | 381845d | 2015-04-27 22:07:50 +0000 | [diff] [blame] | 3002 | if (SanArgs.needsMsanRt()) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3003 | StaticRuntimes.push_back("msan"); |
Alexey Samsonov | 381845d | 2015-04-27 22:07:50 +0000 | [diff] [blame] | 3004 | if (SanArgs.linkCXXRuntimes()) |
| 3005 | StaticRuntimes.push_back("msan_cxx"); |
| 3006 | } |
| 3007 | if (SanArgs.needsTsanRt()) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3008 | StaticRuntimes.push_back("tsan"); |
Alexey Samsonov | 381845d | 2015-04-27 22:07:50 +0000 | [diff] [blame] | 3009 | if (SanArgs.linkCXXRuntimes()) |
| 3010 | StaticRuntimes.push_back("tsan_cxx"); |
| 3011 | } |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3012 | if (SanArgs.needsUbsanRt()) { |
Alexey Samsonov | 3109546 | 2015-04-01 22:42:25 +0000 | [diff] [blame] | 3013 | StaticRuntimes.push_back("ubsan_standalone"); |
| 3014 | if (SanArgs.linkCXXRuntimes()) |
| 3015 | StaticRuntimes.push_back("ubsan_standalone_cxx"); |
Alexey Samsonov | b01f936 | 2014-05-12 18:39:51 +0000 | [diff] [blame] | 3016 | } |
Peter Collingbourne | c4122c1 | 2015-06-15 21:08:13 +0000 | [diff] [blame] | 3017 | if (SanArgs.needsSafeStackRt()) |
| 3018 | StaticRuntimes.push_back("safestack"); |
Evgeniy Stepanov | fd6f92d | 2015-12-15 23:00:20 +0000 | [diff] [blame] | 3019 | if (SanArgs.needsCfiRt()) |
| 3020 | StaticRuntimes.push_back("cfi"); |
Evgeniy Stepanov | 3fd61df | 2016-01-25 23:34:52 +0000 | [diff] [blame] | 3021 | if (SanArgs.needsCfiDiagRt()) { |
Evgeniy Stepanov | e3fb51c | 2015-12-16 00:38:42 +0000 | [diff] [blame] | 3022 | StaticRuntimes.push_back("cfi_diag"); |
Evgeniy Stepanov | 3fd61df | 2016-01-25 23:34:52 +0000 | [diff] [blame] | 3023 | if (SanArgs.linkCXXRuntimes()) |
| 3024 | StaticRuntimes.push_back("ubsan_standalone_cxx"); |
| 3025 | } |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 3026 | if (SanArgs.needsStatsRt()) { |
| 3027 | NonWholeStaticRuntimes.push_back("stats"); |
| 3028 | RequiredSymbols.push_back("__sanitizer_stats_register"); |
| 3029 | } |
Derek Bruening | 256c2e1 | 2016-04-21 21:32:04 +0000 | [diff] [blame] | 3030 | if (SanArgs.needsEsanRt()) |
| 3031 | StaticRuntimes.push_back("esan"); |
Kostya Serebryany | 7bca6c2 | 2011-11-30 01:39:16 +0000 | [diff] [blame] | 3032 | } |
| 3033 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3034 | // Should be called before we add system libraries (C++ ABI, libstdc++/libc++, |
| 3035 | // C runtime, etc). Returns true if sanitizer system deps need to be linked in. |
| 3036 | static bool addSanitizerRuntimes(const ToolChain &TC, const ArgList &Args, |
Alexey Samsonov | ce8ab10 | 2014-02-25 12:43:43 +0000 | [diff] [blame] | 3037 | ArgStringList &CmdArgs) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3038 | SmallVector<StringRef, 4> SharedRuntimes, StaticRuntimes, |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 3039 | NonWholeStaticRuntimes, HelperStaticRuntimes, RequiredSymbols; |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3040 | collectSanitizerRuntimes(TC, Args, SharedRuntimes, StaticRuntimes, |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 3041 | NonWholeStaticRuntimes, HelperStaticRuntimes, |
| 3042 | RequiredSymbols); |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3043 | for (auto RT : SharedRuntimes) |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 3044 | addSanitizerRuntime(TC, Args, CmdArgs, RT, true, false); |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3045 | for (auto RT : HelperStaticRuntimes) |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 3046 | addSanitizerRuntime(TC, Args, CmdArgs, RT, false, true); |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3047 | bool AddExportDynamic = false; |
| 3048 | for (auto RT : StaticRuntimes) { |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 3049 | addSanitizerRuntime(TC, Args, CmdArgs, RT, false, true); |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3050 | AddExportDynamic |= !addSanitizerDynamicList(TC, Args, CmdArgs, RT); |
| 3051 | } |
Peter Collingbourne | dc13453 | 2016-01-16 00:31:22 +0000 | [diff] [blame] | 3052 | for (auto RT : NonWholeStaticRuntimes) { |
| 3053 | addSanitizerRuntime(TC, Args, CmdArgs, RT, false, false); |
| 3054 | AddExportDynamic |= !addSanitizerDynamicList(TC, Args, CmdArgs, RT); |
| 3055 | } |
| 3056 | for (auto S : RequiredSymbols) { |
| 3057 | CmdArgs.push_back("-u"); |
| 3058 | CmdArgs.push_back(Args.MakeArgString(S)); |
| 3059 | } |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 3060 | // If there is a static runtime with no dynamic list, force all the symbols |
| 3061 | // to be dynamic to be sure we export sanitizer interface functions. |
| 3062 | if (AddExportDynamic) |
| 3063 | CmdArgs.push_back("-export-dynamic"); |
| 3064 | return !StaticRuntimes.empty(); |
Peter Collingbourne | c377275 | 2013-08-07 22:47:34 +0000 | [diff] [blame] | 3065 | } |
| 3066 | |
Reid Kleckner | 86ea770 | 2015-02-04 23:45:07 +0000 | [diff] [blame] | 3067 | static bool areOptimizationsEnabled(const ArgList &Args) { |
| 3068 | // Find the last -O arg and see if it is non-zero. |
| 3069 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 3070 | return !A->getOption().matches(options::OPT_O0); |
| 3071 | // Defaults to -O0. |
| 3072 | return false; |
| 3073 | } |
| 3074 | |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 3075 | static bool shouldUseFramePointerForTarget(const ArgList &Args, |
| 3076 | const llvm::Triple &Triple) { |
Dan Gohman | c285307 | 2015-09-03 22:51:53 +0000 | [diff] [blame] | 3077 | switch (Triple.getArch()) { |
| 3078 | case llvm::Triple::xcore: |
| 3079 | case llvm::Triple::wasm32: |
| 3080 | case llvm::Triple::wasm64: |
| 3081 | // XCore never wants frame pointers, regardless of OS. |
| 3082 | // WebAssembly never wants frame pointers. |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 3083 | return false; |
Dan Gohman | c285307 | 2015-09-03 22:51:53 +0000 | [diff] [blame] | 3084 | default: |
| 3085 | break; |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 3086 | } |
Reid Kleckner | 86ea770 | 2015-02-04 23:45:07 +0000 | [diff] [blame] | 3087 | |
| 3088 | if (Triple.isOSLinux()) { |
| 3089 | switch (Triple.getArch()) { |
| 3090 | // Don't use a frame pointer on linux if optimizing for certain targets. |
| 3091 | case llvm::Triple::mips64: |
| 3092 | case llvm::Triple::mips64el: |
| 3093 | case llvm::Triple::mips: |
| 3094 | case llvm::Triple::mipsel: |
| 3095 | case llvm::Triple::systemz: |
| 3096 | case llvm::Triple::x86: |
| 3097 | case llvm::Triple::x86_64: |
| 3098 | return !areOptimizationsEnabled(Args); |
| 3099 | default: |
| 3100 | return true; |
| 3101 | } |
| 3102 | } |
| 3103 | |
| 3104 | if (Triple.isOSWindows()) { |
| 3105 | switch (Triple.getArch()) { |
| 3106 | case llvm::Triple::x86: |
| 3107 | return !areOptimizationsEnabled(Args); |
Akira Hatanaka | 8f5866a | 2016-02-26 05:07:00 +0000 | [diff] [blame] | 3108 | case llvm::Triple::x86_64: |
| 3109 | return Triple.isOSBinFormatMachO(); |
Saleem Abdulrasool | a8180a2 | 2015-10-03 03:39:28 +0000 | [diff] [blame] | 3110 | case llvm::Triple::arm: |
| 3111 | case llvm::Triple::thumb: |
| 3112 | // Windows on ARM builds with FPO disabled to aid fast stack walking |
| 3113 | return true; |
Reid Kleckner | 86ea770 | 2015-02-04 23:45:07 +0000 | [diff] [blame] | 3114 | default: |
| 3115 | // All other supported Windows ISAs use xdata unwind information, so frame |
| 3116 | // pointers are not generally useful. |
| 3117 | return false; |
| 3118 | } |
| 3119 | } |
| 3120 | |
| 3121 | return true; |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 3122 | } |
| 3123 | |
Rafael Espindola | 224dd63 | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 3124 | static bool shouldUseFramePointer(const ArgList &Args, |
| 3125 | const llvm::Triple &Triple) { |
| 3126 | if (Arg *A = Args.getLastArg(options::OPT_fno_omit_frame_pointer, |
| 3127 | options::OPT_fomit_frame_pointer)) |
| 3128 | return A->getOption().matches(options::OPT_fno_omit_frame_pointer); |
Xinliang David Li | 4dff875 | 2015-11-23 17:30:31 +0000 | [diff] [blame] | 3129 | if (Args.hasArg(options::OPT_pg)) |
| 3130 | return true; |
Rafael Espindola | 224dd63 | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 3131 | |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 3132 | return shouldUseFramePointerForTarget(Args, Triple); |
Rafael Espindola | 224dd63 | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 3133 | } |
| 3134 | |
Eric Christopher | b7d97e9 | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 3135 | static bool shouldUseLeafFramePointer(const ArgList &Args, |
| 3136 | const llvm::Triple &Triple) { |
| 3137 | if (Arg *A = Args.getLastArg(options::OPT_mno_omit_leaf_frame_pointer, |
| 3138 | options::OPT_momit_leaf_frame_pointer)) |
| 3139 | return A->getOption().matches(options::OPT_mno_omit_leaf_frame_pointer); |
Xinliang David Li | 4dff875 | 2015-11-23 17:30:31 +0000 | [diff] [blame] | 3140 | if (Args.hasArg(options::OPT_pg)) |
| 3141 | return true; |
Eric Christopher | b7d97e9 | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 3142 | |
Filipe Cabecinhas | b1e6c2d | 2015-01-27 18:08:32 +0000 | [diff] [blame] | 3143 | if (Triple.isPS4CPU()) |
| 3144 | return false; |
| 3145 | |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 3146 | return shouldUseFramePointerForTarget(Args, Triple); |
Eric Christopher | b7d97e9 | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 3147 | } |
| 3148 | |
Rafael Espindola | c7367ff | 2013-08-10 01:40:10 +0000 | [diff] [blame] | 3149 | /// Add a CC1 option to specify the debug compilation directory. |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 3150 | static void addDebugCompDirArg(const ArgList &Args, ArgStringList &CmdArgs) { |
Benjamin Kramer | 698d7c8 | 2013-04-27 08:12:29 +0000 | [diff] [blame] | 3151 | SmallString<128> cwd; |
| 3152 | if (!llvm::sys::fs::current_path(cwd)) { |
Chad Rosier | a35d5a3 | 2013-04-26 20:49:50 +0000 | [diff] [blame] | 3153 | CmdArgs.push_back("-fdebug-compilation-dir"); |
| 3154 | CmdArgs.push_back(Args.MakeArgString(cwd)); |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 3155 | } |
| 3156 | } |
| 3157 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3158 | static const char *SplitDebugName(const ArgList &Args, const InputInfo &Input) { |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 3159 | Arg *FinalOutput = Args.getLastArg(options::OPT_o); |
| 3160 | if (FinalOutput && Args.hasArg(options::OPT_c)) { |
| 3161 | SmallString<128> T(FinalOutput->getValue()); |
| 3162 | llvm::sys::path::replace_extension(T, "dwo"); |
| 3163 | return Args.MakeArgString(T); |
| 3164 | } else { |
| 3165 | // Use the compilation dir. |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 3166 | SmallString<128> T( |
| 3167 | Args.getLastArgValue(options::OPT_fdebug_compilation_dir)); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 3168 | SmallString<128> F(llvm::sys::path::stem(Input.getBaseInput())); |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 3169 | llvm::sys::path::replace_extension(F, "dwo"); |
| 3170 | T += F; |
| 3171 | return Args.MakeArgString(F); |
| 3172 | } |
| 3173 | } |
| 3174 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3175 | static void SplitDebugInfo(const ToolChain &TC, Compilation &C, const Tool &T, |
| 3176 | const JobAction &JA, const ArgList &Args, |
| 3177 | const InputInfo &Output, const char *OutFile) { |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 3178 | ArgStringList ExtractArgs; |
| 3179 | ExtractArgs.push_back("--extract-dwo"); |
| 3180 | |
| 3181 | ArgStringList StripArgs; |
| 3182 | StripArgs.push_back("--strip-dwo"); |
| 3183 | |
| 3184 | // Grabbing the output of the earlier compile step. |
| 3185 | StripArgs.push_back(Output.getFilename()); |
| 3186 | ExtractArgs.push_back(Output.getFilename()); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 3187 | ExtractArgs.push_back(OutFile); |
| 3188 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3189 | const char *Exec = Args.MakeArgString(TC.GetProgramPath("objcopy")); |
Justin Lebar | d98cea8 | 2016-01-11 23:15:21 +0000 | [diff] [blame] | 3190 | InputInfo II(types::TY_Object, Output.getFilename(), Output.getFilename()); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 3191 | |
| 3192 | // First extract the dwo sections. |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 3193 | C.addCommand(llvm::make_unique<Command>(JA, T, Exec, ExtractArgs, II)); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 3194 | |
| 3195 | // Then remove them from the original .o file. |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 3196 | C.addCommand(llvm::make_unique<Command>(JA, T, Exec, StripArgs, II)); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 3197 | } |
| 3198 | |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 3199 | /// \brief Vectorize at all optimization levels greater than 1 except for -Oz. |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 3200 | /// For -Oz the loop vectorizer is disable, while the slp vectorizer is enabled. |
| 3201 | static bool shouldEnableVectorizerAtOLevel(const ArgList &Args, bool isSlpVec) { |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 3202 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
Rafael Espindola | ad70d96 | 2013-08-27 16:58:15 +0000 | [diff] [blame] | 3203 | if (A->getOption().matches(options::OPT_O4) || |
| 3204 | A->getOption().matches(options::OPT_Ofast)) |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 3205 | return true; |
| 3206 | |
| 3207 | if (A->getOption().matches(options::OPT_O0)) |
| 3208 | return false; |
| 3209 | |
| 3210 | assert(A->getOption().matches(options::OPT_O) && "Must have a -O flag"); |
| 3211 | |
Rafael Espindola | 91780de | 2013-08-26 14:05:41 +0000 | [diff] [blame] | 3212 | // Vectorize -Os. |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 3213 | StringRef S(A->getValue()); |
Rafael Espindola | 91780de | 2013-08-26 14:05:41 +0000 | [diff] [blame] | 3214 | if (S == "s") |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 3215 | return true; |
| 3216 | |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 3217 | // Don't vectorize -Oz, unless it's the slp vectorizer. |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 3218 | if (S == "z") |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 3219 | return isSlpVec; |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 3220 | |
| 3221 | unsigned OptLevel = 0; |
| 3222 | if (S.getAsInteger(10, OptLevel)) |
| 3223 | return false; |
| 3224 | |
| 3225 | return OptLevel > 1; |
| 3226 | } |
| 3227 | |
| 3228 | return false; |
| 3229 | } |
| 3230 | |
Ben Langmuir | 2cb4a78 | 2014-02-05 22:21:15 +0000 | [diff] [blame] | 3231 | /// Add -x lang to \p CmdArgs for \p Input. |
| 3232 | static void addDashXForInput(const ArgList &Args, const InputInfo &Input, |
| 3233 | ArgStringList &CmdArgs) { |
| 3234 | // When using -verify-pch, we don't want to provide the type |
| 3235 | // 'precompiled-header' if it was inferred from the file extension |
| 3236 | if (Args.hasArg(options::OPT_verify_pch) && Input.getType() == types::TY_PCH) |
| 3237 | return; |
| 3238 | |
| 3239 | CmdArgs.push_back("-x"); |
| 3240 | if (Args.hasArg(options::OPT_rewrite_objc)) |
| 3241 | CmdArgs.push_back(types::getTypeName(types::TY_PP_ObjCXX)); |
| 3242 | else |
| 3243 | CmdArgs.push_back(types::getTypeName(Input.getType())); |
| 3244 | } |
| 3245 | |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 3246 | static VersionTuple getMSCompatibilityVersion(unsigned Version) { |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 3247 | if (Version < 100) |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 3248 | return VersionTuple(Version); |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 3249 | |
| 3250 | if (Version < 10000) |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 3251 | return VersionTuple(Version / 100, Version % 100); |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 3252 | |
| 3253 | unsigned Build = 0, Factor = 1; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3254 | for (; Version > 10000; Version = Version / 10, Factor = Factor * 10) |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 3255 | Build = Build + (Version % 10) * Factor; |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 3256 | return VersionTuple(Version / 100, Version % 100, Build); |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 3257 | } |
| 3258 | |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 3259 | // Claim options we don't want to warn if they are unused. We do this for |
Rafael Espindola | 7a45e87 | 2015-01-05 13:44:59 +0000 | [diff] [blame] | 3260 | // options that build systems might add but are unused when assembling or only |
| 3261 | // running the preprocessor for example. |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 3262 | static void claimNoWarnArgs(const ArgList &Args) { |
| 3263 | // Don't warn about unused -f(no-)?lto. This can happen when we're |
Rafael Espindola | 7a45e87 | 2015-01-05 13:44:59 +0000 | [diff] [blame] | 3264 | // preprocessing, precompiling or assembling. |
Teresa Johnson | 945bc50 | 2015-10-15 20:35:53 +0000 | [diff] [blame] | 3265 | Args.ClaimAllArgs(options::OPT_flto_EQ); |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 3266 | Args.ClaimAllArgs(options::OPT_flto); |
| 3267 | Args.ClaimAllArgs(options::OPT_fno_lto); |
| 3268 | } |
| 3269 | |
Ben Langmuir | 3b7b540 | 2015-02-03 19:28:37 +0000 | [diff] [blame] | 3270 | static void appendUserToPath(SmallVectorImpl<char> &Result) { |
| 3271 | #ifdef LLVM_ON_UNIX |
| 3272 | const char *Username = getenv("LOGNAME"); |
| 3273 | #else |
| 3274 | const char *Username = getenv("USERNAME"); |
| 3275 | #endif |
| 3276 | if (Username) { |
| 3277 | // Validate that LoginName can be used in a path, and get its length. |
| 3278 | size_t Len = 0; |
| 3279 | for (const char *P = Username; *P; ++P, ++Len) { |
Ben Langmuir | e056ec3 | 2015-02-04 18:34:23 +0000 | [diff] [blame] | 3280 | if (!isAlphanumeric(*P) && *P != '_') { |
Ben Langmuir | 3b7b540 | 2015-02-03 19:28:37 +0000 | [diff] [blame] | 3281 | Username = nullptr; |
| 3282 | break; |
| 3283 | } |
| 3284 | } |
| 3285 | |
| 3286 | if (Username && Len > 0) { |
| 3287 | Result.append(Username, Username + Len); |
| 3288 | return; |
| 3289 | } |
| 3290 | } |
| 3291 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3292 | // Fallback to user id. |
Ben Langmuir | 3b7b540 | 2015-02-03 19:28:37 +0000 | [diff] [blame] | 3293 | #ifdef LLVM_ON_UNIX |
| 3294 | std::string UID = llvm::utostr(getuid()); |
| 3295 | #else |
| 3296 | // FIXME: Windows seems to have an 'SID' that might work. |
| 3297 | std::string UID = "9999"; |
| 3298 | #endif |
| 3299 | Result.append(UID.begin(), UID.end()); |
| 3300 | } |
| 3301 | |
Adrian McCarthy | e4b26fc | 2016-05-13 23:20:11 +0000 | [diff] [blame] | 3302 | VersionTuple visualstudio::getMSVCVersion(const Driver *D, const ToolChain &TC, |
David Majnemer | e11d373 | 2015-06-08 00:22:46 +0000 | [diff] [blame] | 3303 | const llvm::Triple &Triple, |
| 3304 | const llvm::opt::ArgList &Args, |
| 3305 | bool IsWindowsMSVC) { |
| 3306 | if (Args.hasFlag(options::OPT_fms_extensions, options::OPT_fno_ms_extensions, |
| 3307 | IsWindowsMSVC) || |
| 3308 | Args.hasArg(options::OPT_fmsc_version) || |
| 3309 | Args.hasArg(options::OPT_fms_compatibility_version)) { |
| 3310 | const Arg *MSCVersion = Args.getLastArg(options::OPT_fmsc_version); |
| 3311 | const Arg *MSCompatibilityVersion = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3312 | Args.getLastArg(options::OPT_fms_compatibility_version); |
David Majnemer | e11d373 | 2015-06-08 00:22:46 +0000 | [diff] [blame] | 3313 | |
| 3314 | if (MSCVersion && MSCompatibilityVersion) { |
| 3315 | if (D) |
| 3316 | D->Diag(diag::err_drv_argument_not_allowed_with) |
| 3317 | << MSCVersion->getAsString(Args) |
| 3318 | << MSCompatibilityVersion->getAsString(Args); |
| 3319 | return VersionTuple(); |
| 3320 | } |
| 3321 | |
| 3322 | if (MSCompatibilityVersion) { |
| 3323 | VersionTuple MSVT; |
| 3324 | if (MSVT.tryParse(MSCompatibilityVersion->getValue()) && D) |
| 3325 | D->Diag(diag::err_drv_invalid_value) |
| 3326 | << MSCompatibilityVersion->getAsString(Args) |
| 3327 | << MSCompatibilityVersion->getValue(); |
| 3328 | return MSVT; |
| 3329 | } |
| 3330 | |
| 3331 | if (MSCVersion) { |
| 3332 | unsigned Version = 0; |
| 3333 | if (StringRef(MSCVersion->getValue()).getAsInteger(10, Version) && D) |
| 3334 | D->Diag(diag::err_drv_invalid_value) << MSCVersion->getAsString(Args) |
| 3335 | << MSCVersion->getValue(); |
| 3336 | return getMSCompatibilityVersion(Version); |
| 3337 | } |
| 3338 | |
| 3339 | unsigned Major, Minor, Micro; |
| 3340 | Triple.getEnvironmentVersion(Major, Minor, Micro); |
| 3341 | if (Major || Minor || Micro) |
| 3342 | return VersionTuple(Major, Minor, Micro); |
| 3343 | |
Adrian McCarthy | e4b26fc | 2016-05-13 23:20:11 +0000 | [diff] [blame] | 3344 | if (IsWindowsMSVC) { |
| 3345 | VersionTuple MSVT = TC.getMSVCVersionFromExe(); |
| 3346 | if (!MSVT.empty()) |
| 3347 | return MSVT; |
| 3348 | |
| 3349 | // FIXME: Consider bumping this to 19 (MSVC2015) soon. |
| 3350 | return VersionTuple(18); |
| 3351 | } |
David Majnemer | e11d373 | 2015-06-08 00:22:46 +0000 | [diff] [blame] | 3352 | } |
| 3353 | return VersionTuple(); |
| 3354 | } |
| 3355 | |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3356 | static void addPGOAndCoverageFlags(Compilation &C, const Driver &D, |
| 3357 | const InputInfo &Output, const ArgList &Args, |
| 3358 | ArgStringList &CmdArgs) { |
| 3359 | auto *ProfileGenerateArg = Args.getLastArg( |
| 3360 | options::OPT_fprofile_instr_generate, |
| 3361 | options::OPT_fprofile_instr_generate_EQ, options::OPT_fprofile_generate, |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 3362 | options::OPT_fprofile_generate_EQ, |
| 3363 | options::OPT_fno_profile_instr_generate); |
| 3364 | if (ProfileGenerateArg && |
| 3365 | ProfileGenerateArg->getOption().matches( |
| 3366 | options::OPT_fno_profile_instr_generate)) |
| 3367 | ProfileGenerateArg = nullptr; |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3368 | |
| 3369 | auto *ProfileUseArg = Args.getLastArg( |
| 3370 | options::OPT_fprofile_instr_use, options::OPT_fprofile_instr_use_EQ, |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 3371 | options::OPT_fprofile_use, options::OPT_fprofile_use_EQ, |
| 3372 | options::OPT_fno_profile_instr_use); |
| 3373 | if (ProfileUseArg && |
| 3374 | ProfileUseArg->getOption().matches(options::OPT_fno_profile_instr_use)) |
| 3375 | ProfileUseArg = nullptr; |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3376 | |
| 3377 | if (ProfileGenerateArg && ProfileUseArg) |
| 3378 | D.Diag(diag::err_drv_argument_not_allowed_with) |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 3379 | << ProfileGenerateArg->getSpelling() << ProfileUseArg->getSpelling(); |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3380 | |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 3381 | if (ProfileGenerateArg) { |
| 3382 | if (ProfileGenerateArg->getOption().matches( |
| 3383 | options::OPT_fprofile_instr_generate_EQ)) |
Rong Xu | 9837ef5 | 2016-02-04 18:39:09 +0000 | [diff] [blame] | 3384 | CmdArgs.push_back(Args.MakeArgString(Twine("-fprofile-instrument-path=") + |
| 3385 | ProfileGenerateArg->getValue())); |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 3386 | else if (ProfileGenerateArg->getOption().matches( |
| 3387 | options::OPT_fprofile_generate_EQ)) { |
| 3388 | SmallString<128> Path(ProfileGenerateArg->getValue()); |
| 3389 | llvm::sys::path::append(Path, "default.profraw"); |
| 3390 | CmdArgs.push_back( |
Rong Xu | 9837ef5 | 2016-02-04 18:39:09 +0000 | [diff] [blame] | 3391 | Args.MakeArgString(Twine("-fprofile-instrument-path=") + Path)); |
| 3392 | } |
| 3393 | // The default is to use Clang Instrumentation. |
| 3394 | CmdArgs.push_back("-fprofile-instrument=clang"); |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 3395 | } |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3396 | |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 3397 | if (ProfileUseArg) { |
| 3398 | if (ProfileUseArg->getOption().matches(options::OPT_fprofile_instr_use_EQ)) |
Rong Xu | 9c6f153 | 2016-03-02 20:59:36 +0000 | [diff] [blame] | 3399 | CmdArgs.push_back(Args.MakeArgString( |
| 3400 | Twine("-fprofile-instrument-use-path=") + ProfileUseArg->getValue())); |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 3401 | else if ((ProfileUseArg->getOption().matches( |
| 3402 | options::OPT_fprofile_use_EQ) || |
| 3403 | ProfileUseArg->getOption().matches( |
| 3404 | options::OPT_fprofile_instr_use))) { |
| 3405 | SmallString<128> Path( |
| 3406 | ProfileUseArg->getNumValues() == 0 ? "" : ProfileUseArg->getValue()); |
| 3407 | if (Path.empty() || llvm::sys::fs::is_directory(Path)) |
| 3408 | llvm::sys::path::append(Path, "default.profdata"); |
| 3409 | CmdArgs.push_back( |
Rong Xu | 9c6f153 | 2016-03-02 20:59:36 +0000 | [diff] [blame] | 3410 | Args.MakeArgString(Twine("-fprofile-instrument-use-path=") + Path)); |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 3411 | } |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3412 | } |
| 3413 | |
| 3414 | if (Args.hasArg(options::OPT_ftest_coverage) || |
| 3415 | Args.hasArg(options::OPT_coverage)) |
| 3416 | CmdArgs.push_back("-femit-coverage-notes"); |
| 3417 | if (Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs, |
| 3418 | false) || |
| 3419 | Args.hasArg(options::OPT_coverage)) |
| 3420 | CmdArgs.push_back("-femit-coverage-data"); |
| 3421 | |
Diego Novillo | c4b94da | 2015-08-05 23:27:40 +0000 | [diff] [blame] | 3422 | if (Args.hasFlag(options::OPT_fcoverage_mapping, |
| 3423 | options::OPT_fno_coverage_mapping, false) && |
| 3424 | !ProfileGenerateArg) |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3425 | D.Diag(diag::err_drv_argument_only_allowed_with) |
| 3426 | << "-fcoverage-mapping" |
| 3427 | << "-fprofile-instr-generate"; |
| 3428 | |
Diego Novillo | c4b94da | 2015-08-05 23:27:40 +0000 | [diff] [blame] | 3429 | if (Args.hasFlag(options::OPT_fcoverage_mapping, |
| 3430 | options::OPT_fno_coverage_mapping, false)) |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3431 | CmdArgs.push_back("-fcoverage-mapping"); |
| 3432 | |
| 3433 | if (C.getArgs().hasArg(options::OPT_c) || |
| 3434 | C.getArgs().hasArg(options::OPT_S)) { |
| 3435 | if (Output.isFilename()) { |
| 3436 | CmdArgs.push_back("-coverage-file"); |
| 3437 | SmallString<128> CoverageFilename; |
| 3438 | if (Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o)) { |
| 3439 | CoverageFilename = FinalOutput->getValue(); |
| 3440 | } else { |
| 3441 | CoverageFilename = llvm::sys::path::filename(Output.getBaseInput()); |
| 3442 | } |
| 3443 | if (llvm::sys::path::is_relative(CoverageFilename)) { |
| 3444 | SmallString<128> Pwd; |
| 3445 | if (!llvm::sys::fs::current_path(Pwd)) { |
| 3446 | llvm::sys::path::append(Pwd, CoverageFilename); |
| 3447 | CoverageFilename.swap(Pwd); |
| 3448 | } |
| 3449 | } |
| 3450 | CmdArgs.push_back(Args.MakeArgString(CoverageFilename)); |
| 3451 | } |
| 3452 | } |
| 3453 | } |
| 3454 | |
Paul Robinson | d083b9a | 2015-12-16 17:25:27 +0000 | [diff] [blame] | 3455 | static void addPS4ProfileRTArgs(const ToolChain &TC, const ArgList &Args, |
| 3456 | ArgStringList &CmdArgs) { |
| 3457 | if ((Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs, |
| 3458 | false) || |
| 3459 | Args.hasFlag(options::OPT_fprofile_generate, |
| 3460 | options::OPT_fno_profile_instr_generate, false) || |
| 3461 | Args.hasFlag(options::OPT_fprofile_generate_EQ, |
| 3462 | options::OPT_fno_profile_instr_generate, false) || |
| 3463 | Args.hasFlag(options::OPT_fprofile_instr_generate, |
| 3464 | options::OPT_fno_profile_instr_generate, false) || |
| 3465 | Args.hasFlag(options::OPT_fprofile_instr_generate_EQ, |
| 3466 | options::OPT_fno_profile_instr_generate, false) || |
| 3467 | Args.hasArg(options::OPT_fcreate_profile) || |
| 3468 | Args.hasArg(options::OPT_coverage))) |
| 3469 | CmdArgs.push_back("--dependent-lib=libclang_rt.profile-x86_64.a"); |
| 3470 | } |
| 3471 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3472 | /// Parses the various -fpic/-fPIC/-fpie/-fPIE arguments. Then, |
| 3473 | /// smooshes them together with platform defaults, to decide whether |
| 3474 | /// this compile should be using PIC mode or not. Returns a tuple of |
| 3475 | /// (RelocationModel, PICLevel, IsPIE). |
| 3476 | static std::tuple<llvm::Reloc::Model, unsigned, bool> |
| 3477 | ParsePICArgs(const ToolChain &ToolChain, const llvm::Triple &Triple, |
| 3478 | const ArgList &Args) { |
| 3479 | // FIXME: why does this code...and so much everywhere else, use both |
| 3480 | // ToolChain.getTriple() and Triple? |
| 3481 | bool PIE = ToolChain.isPIEDefault(); |
| 3482 | bool PIC = PIE || ToolChain.isPICDefault(); |
Bob Wilson | 0a15e6c | 2016-01-13 01:19:02 +0000 | [diff] [blame] | 3483 | // The Darwin/MachO default to use PIC does not apply when using -static. |
| 3484 | if (ToolChain.getTriple().isOSBinFormatMachO() && |
| 3485 | Args.hasArg(options::OPT_static)) |
Bob Wilson | 2b2a0ae | 2015-12-18 20:37:54 +0000 | [diff] [blame] | 3486 | PIE = PIC = false; |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3487 | bool IsPICLevelTwo = PIC; |
| 3488 | |
| 3489 | bool KernelOrKext = |
| 3490 | Args.hasArg(options::OPT_mkernel, options::OPT_fapple_kext); |
| 3491 | |
| 3492 | // Android-specific defaults for PIC/PIE |
Evgeniy Stepanov | 14deb7b | 2015-10-08 21:21:44 +0000 | [diff] [blame] | 3493 | if (ToolChain.getTriple().isAndroid()) { |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3494 | switch (ToolChain.getArch()) { |
| 3495 | case llvm::Triple::arm: |
| 3496 | case llvm::Triple::armeb: |
| 3497 | case llvm::Triple::thumb: |
| 3498 | case llvm::Triple::thumbeb: |
| 3499 | case llvm::Triple::aarch64: |
| 3500 | case llvm::Triple::mips: |
| 3501 | case llvm::Triple::mipsel: |
| 3502 | case llvm::Triple::mips64: |
| 3503 | case llvm::Triple::mips64el: |
| 3504 | PIC = true; // "-fpic" |
| 3505 | break; |
| 3506 | |
| 3507 | case llvm::Triple::x86: |
| 3508 | case llvm::Triple::x86_64: |
| 3509 | PIC = true; // "-fPIC" |
| 3510 | IsPICLevelTwo = true; |
| 3511 | break; |
| 3512 | |
| 3513 | default: |
| 3514 | break; |
| 3515 | } |
| 3516 | } |
| 3517 | |
| 3518 | // OpenBSD-specific defaults for PIE |
| 3519 | if (ToolChain.getTriple().getOS() == llvm::Triple::OpenBSD) { |
| 3520 | switch (ToolChain.getArch()) { |
| 3521 | case llvm::Triple::mips64: |
| 3522 | case llvm::Triple::mips64el: |
| 3523 | case llvm::Triple::sparcel: |
| 3524 | case llvm::Triple::x86: |
| 3525 | case llvm::Triple::x86_64: |
| 3526 | IsPICLevelTwo = false; // "-fpie" |
| 3527 | break; |
| 3528 | |
| 3529 | case llvm::Triple::ppc: |
| 3530 | case llvm::Triple::sparc: |
| 3531 | case llvm::Triple::sparcv9: |
| 3532 | IsPICLevelTwo = true; // "-fPIE" |
| 3533 | break; |
| 3534 | |
| 3535 | default: |
| 3536 | break; |
| 3537 | } |
| 3538 | } |
| 3539 | |
| 3540 | // The last argument relating to either PIC or PIE wins, and no |
| 3541 | // other argument is used. If the last argument is any flavor of the |
| 3542 | // '-fno-...' arguments, both PIC and PIE are disabled. Any PIE |
| 3543 | // option implicitly enables PIC at the same level. |
| 3544 | Arg *LastPICArg = Args.getLastArg(options::OPT_fPIC, options::OPT_fno_PIC, |
| 3545 | options::OPT_fpic, options::OPT_fno_pic, |
| 3546 | options::OPT_fPIE, options::OPT_fno_PIE, |
| 3547 | options::OPT_fpie, options::OPT_fno_pie); |
| 3548 | // Check whether the tool chain trumps the PIC-ness decision. If the PIC-ness |
| 3549 | // is forced, then neither PIC nor PIE flags will have no effect. |
| 3550 | if (!ToolChain.isPICDefaultForced()) { |
| 3551 | if (LastPICArg) { |
| 3552 | Option O = LastPICArg->getOption(); |
| 3553 | if (O.matches(options::OPT_fPIC) || O.matches(options::OPT_fpic) || |
| 3554 | O.matches(options::OPT_fPIE) || O.matches(options::OPT_fpie)) { |
| 3555 | PIE = O.matches(options::OPT_fPIE) || O.matches(options::OPT_fpie); |
| 3556 | PIC = |
| 3557 | PIE || O.matches(options::OPT_fPIC) || O.matches(options::OPT_fpic); |
| 3558 | IsPICLevelTwo = |
| 3559 | O.matches(options::OPT_fPIE) || O.matches(options::OPT_fPIC); |
| 3560 | } else { |
| 3561 | PIE = PIC = false; |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 3562 | if (Triple.isPS4CPU()) { |
| 3563 | Arg *ModelArg = Args.getLastArg(options::OPT_mcmodel_EQ); |
| 3564 | StringRef Model = ModelArg ? ModelArg->getValue() : ""; |
| 3565 | if (Model != "kernel") { |
| 3566 | PIC = true; |
| 3567 | ToolChain.getDriver().Diag(diag::warn_drv_ps4_force_pic) |
| 3568 | << LastPICArg->getSpelling(); |
| 3569 | } |
| 3570 | } |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3571 | } |
| 3572 | } |
| 3573 | } |
| 3574 | |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 3575 | // Introduce a Darwin and PS4-specific hack. If the default is PIC, but the |
| 3576 | // PIC level would've been set to level 1, force it back to level 2 PIC |
| 3577 | // instead. |
| 3578 | if (PIC && (ToolChain.getTriple().isOSDarwin() || Triple.isPS4CPU())) |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3579 | IsPICLevelTwo |= ToolChain.isPICDefault(); |
| 3580 | |
James Y Knight | c4015d3 | 2015-08-21 04:14:55 +0000 | [diff] [blame] | 3581 | // This kernel flags are a trump-card: they will disable PIC/PIE |
| 3582 | // generation, independent of the argument order. |
Tim Northover | 6f3ff22 | 2015-10-30 16:30:27 +0000 | [diff] [blame] | 3583 | if (KernelOrKext && ((!Triple.isiOS() || Triple.isOSVersionLT(6)) && |
| 3584 | !Triple.isWatchOS())) |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3585 | PIC = PIE = false; |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3586 | |
| 3587 | if (Arg *A = Args.getLastArg(options::OPT_mdynamic_no_pic)) { |
| 3588 | // This is a very special mode. It trumps the other modes, almost no one |
| 3589 | // uses it, and it isn't even valid on any OS but Darwin. |
| 3590 | if (!ToolChain.getTriple().isOSDarwin()) |
| 3591 | ToolChain.getDriver().Diag(diag::err_drv_unsupported_opt_for_target) |
| 3592 | << A->getSpelling() << ToolChain.getTriple().str(); |
| 3593 | |
| 3594 | // FIXME: Warn when this flag trumps some other PIC or PIE flag. |
| 3595 | |
| 3596 | // Only a forced PIC mode can cause the actual compile to have PIC defines |
| 3597 | // etc., no flags are sufficient. This behavior was selected to closely |
| 3598 | // match that of llvm-gcc and Apple GCC before that. |
| 3599 | PIC = ToolChain.isPICDefault() && ToolChain.isPICDefaultForced(); |
| 3600 | |
| 3601 | return std::make_tuple(llvm::Reloc::DynamicNoPIC, PIC ? 2 : 0, false); |
| 3602 | } |
| 3603 | |
| 3604 | if (PIC) |
| 3605 | return std::make_tuple(llvm::Reloc::PIC_, IsPICLevelTwo ? 2 : 1, PIE); |
| 3606 | |
| 3607 | return std::make_tuple(llvm::Reloc::Static, 0, false); |
| 3608 | } |
| 3609 | |
| 3610 | static const char *RelocationModelName(llvm::Reloc::Model Model) { |
| 3611 | switch (Model) { |
| 3612 | case llvm::Reloc::Default: |
| 3613 | return nullptr; |
| 3614 | case llvm::Reloc::Static: |
| 3615 | return "static"; |
| 3616 | case llvm::Reloc::PIC_: |
| 3617 | return "pic"; |
| 3618 | case llvm::Reloc::DynamicNoPIC: |
| 3619 | return "dynamic-no-pic"; |
| 3620 | } |
Aaron Ballman | 2ec4928 | 2015-08-20 13:31:16 +0000 | [diff] [blame] | 3621 | llvm_unreachable("Unknown Reloc::Model kind"); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3622 | } |
| 3623 | |
| 3624 | static void AddAssemblerKPIC(const ToolChain &ToolChain, const ArgList &Args, |
| 3625 | ArgStringList &CmdArgs) { |
| 3626 | llvm::Reloc::Model RelocationModel; |
| 3627 | unsigned PICLevel; |
| 3628 | bool IsPIE; |
| 3629 | std::tie(RelocationModel, PICLevel, IsPIE) = |
| 3630 | ParsePICArgs(ToolChain, ToolChain.getTriple(), Args); |
| 3631 | |
| 3632 | if (RelocationModel != llvm::Reloc::Static) |
| 3633 | CmdArgs.push_back("-KPIC"); |
| 3634 | } |
| 3635 | |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 3636 | void Clang::ConstructJob(Compilation &C, const JobAction &JA, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3637 | const InputInfo &Output, const InputInfoList &Inputs, |
| 3638 | const ArgList &Args, const char *LinkingOutput) const { |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 3639 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 3640 | const llvm::Triple Triple(TripleStr); |
| 3641 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3642 | bool KernelOrKext = |
| 3643 | Args.hasArg(options::OPT_mkernel, options::OPT_fapple_kext); |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 3644 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3645 | ArgStringList CmdArgs; |
| 3646 | |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 3647 | bool IsWindowsGNU = getToolChain().getTriple().isWindowsGNUEnvironment(); |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 3648 | bool IsWindowsCygnus = |
| 3649 | getToolChain().getTriple().isWindowsCygwinEnvironment(); |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 3650 | bool IsWindowsMSVC = getToolChain().getTriple().isWindowsMSVCEnvironment(); |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 3651 | bool IsPS4CPU = getToolChain().getTriple().isPS4CPU(); |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 3652 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 3653 | // Check number of inputs for sanity. We need at least one input. |
| 3654 | assert(Inputs.size() >= 1 && "Must have at least one input."); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 3655 | const InputInfo &Input = Inputs[0]; |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 3656 | // CUDA compilation may have multiple inputs (source file + results of |
| 3657 | // device-side compilations). All other jobs are expected to have exactly one |
| 3658 | // input. |
| 3659 | bool IsCuda = types::isCuda(Input.getType()); |
| 3660 | assert((IsCuda || Inputs.size() == 1) && "Unable to handle multiple inputs."); |
Daniel Dunbar | e521a89 | 2009-03-31 20:53:55 +0000 | [diff] [blame] | 3661 | |
Daniel Dunbar | 6c536aa | 2009-12-11 23:00:49 +0000 | [diff] [blame] | 3662 | // Invoke ourselves in -cc1 mode. |
| 3663 | // |
| 3664 | // FIXME: Implement custom jobs for internal actions. |
| 3665 | CmdArgs.push_back("-cc1"); |
| 3666 | |
Daniel Dunbar | 624c21b | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 3667 | // Add the "effective" target triple. |
Daniel Dunbar | d640be2 | 2009-03-31 17:35:15 +0000 | [diff] [blame] | 3668 | CmdArgs.push_back("-triple"); |
Daniel Dunbar | 624c21b | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 3669 | CmdArgs.push_back(Args.MakeArgString(TripleStr)); |
Daniel Dunbar | fb58b0a | 2009-09-10 06:49:20 +0000 | [diff] [blame] | 3670 | |
Artem Belevich | fa11ab5 | 2015-11-17 22:28:46 +0000 | [diff] [blame] | 3671 | const ToolChain *AuxToolChain = nullptr; |
Artem Belevich | 5e2a3ec | 2015-11-17 22:28:40 +0000 | [diff] [blame] | 3672 | if (IsCuda) { |
| 3673 | // FIXME: We need a (better) way to pass information about |
| 3674 | // particular compilation pass we're constructing here. For now we |
| 3675 | // can check which toolchain we're using and pick the other one to |
| 3676 | // extract the triple. |
Artem Belevich | 5e2a3ec | 2015-11-17 22:28:40 +0000 | [diff] [blame] | 3677 | if (&getToolChain() == C.getCudaDeviceToolChain()) |
| 3678 | AuxToolChain = C.getCudaHostToolChain(); |
| 3679 | else if (&getToolChain() == C.getCudaHostToolChain()) |
| 3680 | AuxToolChain = C.getCudaDeviceToolChain(); |
| 3681 | else |
| 3682 | llvm_unreachable("Can't figure out CUDA compilation mode."); |
| 3683 | assert(AuxToolChain != nullptr && "No aux toolchain."); |
| 3684 | CmdArgs.push_back("-aux-triple"); |
| 3685 | CmdArgs.push_back(Args.MakeArgString(AuxToolChain->getTriple().str())); |
| 3686 | } |
| 3687 | |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 3688 | if (Triple.isOSWindows() && (Triple.getArch() == llvm::Triple::arm || |
| 3689 | Triple.getArch() == llvm::Triple::thumb)) { |
| 3690 | unsigned Offset = Triple.getArch() == llvm::Triple::arm ? 4 : 6; |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 3691 | unsigned Version; |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 3692 | Triple.getArchName().substr(Offset).getAsInteger(10, Version); |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 3693 | if (Version < 7) |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 3694 | D.Diag(diag::err_target_unsupported_arch) << Triple.getArchName() |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 3695 | << TripleStr; |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 3696 | } |
| 3697 | |
Tim Northover | 336f189 | 2014-03-29 13:16:12 +0000 | [diff] [blame] | 3698 | // Push all default warning arguments that are specific to |
| 3699 | // the given target. These come before user provided warning options |
| 3700 | // are provided. |
| 3701 | getToolChain().addClangWarningOptions(CmdArgs); |
| 3702 | |
Daniel Dunbar | 624c21b | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 3703 | // Select the appropriate action. |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3704 | RewriteKind rewriteKind = RK_None; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3705 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3706 | if (isa<AnalyzeJobAction>(JA)) { |
| 3707 | assert(JA.getType() == types::TY_Plist && "Invalid output type."); |
| 3708 | CmdArgs.push_back("-analyze"); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3709 | } else if (isa<MigrateJobAction>(JA)) { |
| 3710 | CmdArgs.push_back("-migrate"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3711 | } else if (isa<PreprocessJobAction>(JA)) { |
Daniel Dunbar | d67a322 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 3712 | if (Output.getType() == types::TY_Dependencies) |
| 3713 | CmdArgs.push_back("-Eonly"); |
Fariborz Jahanian | e0a75d6 | 2013-03-18 19:41:18 +0000 | [diff] [blame] | 3714 | else { |
Daniel Dunbar | d67a322 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 3715 | CmdArgs.push_back("-E"); |
Fariborz Jahanian | e0a75d6 | 2013-03-18 19:41:18 +0000 | [diff] [blame] | 3716 | if (Args.hasArg(options::OPT_rewrite_objc) && |
| 3717 | !Args.hasArg(options::OPT_g_Group)) |
| 3718 | CmdArgs.push_back("-P"); |
| 3719 | } |
Daniel Dunbar | c434394 | 2010-02-03 03:07:56 +0000 | [diff] [blame] | 3720 | } else if (isa<AssembleJobAction>(JA)) { |
| 3721 | CmdArgs.push_back("-emit-obj"); |
Daniel Dunbar | 06e2cc3 | 2010-05-27 06:18:05 +0000 | [diff] [blame] | 3722 | |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 3723 | CollectArgsForIntegratedAssembler(C, Args, CmdArgs, D); |
Daniel Dunbar | 7c87433 | 2010-11-19 16:23:35 +0000 | [diff] [blame] | 3724 | |
| 3725 | // Also ignore explicit -force_cpusubtype_ALL option. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3726 | (void)Args.hasArg(options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3727 | } else if (isa<PrecompileJobAction>(JA)) { |
Argyrios Kyrtzidis | 90bdfbb | 2010-08-11 23:27:58 +0000 | [diff] [blame] | 3728 | // Use PCH if the user requested it. |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 3729 | bool UsePCH = D.CCCUsePCH; |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 3730 | |
Aaron Ballman | 1f10cc5 | 2012-07-31 01:21:00 +0000 | [diff] [blame] | 3731 | if (JA.getType() == types::TY_Nothing) |
| 3732 | CmdArgs.push_back("-fsyntax-only"); |
| 3733 | else if (UsePCH) |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 3734 | CmdArgs.push_back("-emit-pch"); |
| 3735 | else |
| 3736 | CmdArgs.push_back("-emit-pth"); |
Ben Langmuir | 9b9a8d3 | 2014-02-06 18:53:25 +0000 | [diff] [blame] | 3737 | } else if (isa<VerifyPCHJobAction>(JA)) { |
| 3738 | CmdArgs.push_back("-verify-pch"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3739 | } else { |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 3740 | assert((isa<CompileJobAction>(JA) || isa<BackendJobAction>(JA)) && |
| 3741 | "Invalid action for clang tool."); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3742 | if (JA.getType() == types::TY_Nothing) { |
Ben Langmuir | 9b9a8d3 | 2014-02-06 18:53:25 +0000 | [diff] [blame] | 3743 | CmdArgs.push_back("-fsyntax-only"); |
Daniel Dunbar | 24e5299 | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 3744 | } else if (JA.getType() == types::TY_LLVM_IR || |
| 3745 | JA.getType() == types::TY_LTO_IR) { |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3746 | CmdArgs.push_back("-emit-llvm"); |
Daniel Dunbar | 24e5299 | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 3747 | } else if (JA.getType() == types::TY_LLVM_BC || |
| 3748 | JA.getType() == types::TY_LTO_BC) { |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3749 | CmdArgs.push_back("-emit-llvm-bc"); |
| 3750 | } else if (JA.getType() == types::TY_PP_Asm) { |
Daniel Dunbar | d112f10 | 2009-09-17 00:47:53 +0000 | [diff] [blame] | 3751 | CmdArgs.push_back("-S"); |
Daniel Dunbar | 6cdf83c | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 3752 | } else if (JA.getType() == types::TY_AST) { |
| 3753 | CmdArgs.push_back("-emit-pch"); |
Douglas Gregor | bf7fc9c | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 3754 | } else if (JA.getType() == types::TY_ModuleFile) { |
| 3755 | CmdArgs.push_back("-module-file-info"); |
Daniel Dunbar | aeea8ac | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 3756 | } else if (JA.getType() == types::TY_RewrittenObjC) { |
| 3757 | CmdArgs.push_back("-rewrite-objc"); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3758 | rewriteKind = RK_NonFragile; |
Fariborz Jahanian | 73223bb | 2012-04-02 15:59:19 +0000 | [diff] [blame] | 3759 | } else if (JA.getType() == types::TY_RewrittenLegacyObjC) { |
| 3760 | CmdArgs.push_back("-rewrite-objc"); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3761 | rewriteKind = RK_Fragile; |
Daniel Dunbar | aeea8ac | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 3762 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3763 | assert(JA.getType() == types::TY_PP_Asm && "Unexpected output type!"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3764 | } |
Duncan P. N. Exon Smith | d863f6f | 2015-04-14 18:30:13 +0000 | [diff] [blame] | 3765 | |
| 3766 | // Preserve use-list order by default when emitting bitcode, so that |
| 3767 | // loading the bitcode up in 'opt' or 'llc' and running passes gives the |
| 3768 | // same result as running passes here. For LTO, we don't need to preserve |
| 3769 | // the use-list order, since serialization to bitcode is part of the flow. |
Duncan P. N. Exon Smith | bb61825 | 2015-04-15 01:16:18 +0000 | [diff] [blame] | 3770 | if (JA.getType() == types::TY_LLVM_BC) |
| 3771 | CmdArgs.push_back("-emit-llvm-uselists"); |
Teresa Johnson | 945bc50 | 2015-10-15 20:35:53 +0000 | [diff] [blame] | 3772 | |
| 3773 | if (D.isUsingLTO()) |
| 3774 | Args.AddLastArg(CmdArgs, options::OPT_flto, options::OPT_flto_EQ); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3775 | } |
| 3776 | |
Teresa Johnson | aff2232 | 2015-12-07 19:21:34 +0000 | [diff] [blame] | 3777 | if (const Arg *A = Args.getLastArg(options::OPT_fthinlto_index_EQ)) { |
| 3778 | if (!types::isLLVMIR(Input.getType())) |
| 3779 | D.Diag(diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) |
| 3780 | << "-x ir"; |
| 3781 | Args.AddLastArg(CmdArgs, options::OPT_fthinlto_index_EQ); |
| 3782 | } |
| 3783 | |
Steven Wu | 574b0f2 | 2016-03-01 01:07:58 +0000 | [diff] [blame] | 3784 | // Embed-bitcode option. |
| 3785 | if (C.getDriver().embedBitcodeEnabled() && |
| 3786 | (isa<BackendJobAction>(JA) || isa<AssembleJobAction>(JA))) { |
| 3787 | // Add flags implied by -fembed-bitcode. |
Steven Wu | 27fb522 | 2016-05-11 16:26:03 +0000 | [diff] [blame] | 3788 | Args.AddLastArg(CmdArgs, options::OPT_fembed_bitcode_EQ); |
Steven Wu | 574b0f2 | 2016-03-01 01:07:58 +0000 | [diff] [blame] | 3789 | // Disable all llvm IR level optimizations. |
| 3790 | CmdArgs.push_back("-disable-llvm-optzns"); |
| 3791 | } |
| 3792 | if (C.getDriver().embedBitcodeMarkerOnly()) |
Steven Wu | 27fb522 | 2016-05-11 16:26:03 +0000 | [diff] [blame] | 3793 | CmdArgs.push_back("-fembed-bitcode=marker"); |
Steven Wu | 574b0f2 | 2016-03-01 01:07:58 +0000 | [diff] [blame] | 3794 | |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 3795 | // We normally speed up the clang process a bit by skipping destructors at |
| 3796 | // exit, but when we're generating diagnostics we can rely on some of the |
| 3797 | // cleanup. |
| 3798 | if (!C.isForDiagnostics()) |
| 3799 | CmdArgs.push_back("-disable-free"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3800 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3801 | // Disable the verification pass in -asserts builds. |
John McCall | bb79b5f | 2010-02-13 03:50:24 +0000 | [diff] [blame] | 3802 | #ifdef NDEBUG |
| 3803 | CmdArgs.push_back("-disable-llvm-verifier"); |
Mehdi Amini | 557c20a | 2016-03-13 21:05:23 +0000 | [diff] [blame] | 3804 | // Discard LLVM value names in -asserts builds. |
| 3805 | CmdArgs.push_back("-discard-value-names"); |
John McCall | bb79b5f | 2010-02-13 03:50:24 +0000 | [diff] [blame] | 3806 | #endif |
| 3807 | |
Daniel Dunbar | 3b358a3 | 2009-04-08 05:11:16 +0000 | [diff] [blame] | 3808 | // Set the main file name, so that debug info works even with |
| 3809 | // -save-temps. |
| 3810 | CmdArgs.push_back("-main-file-name"); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 3811 | CmdArgs.push_back(getBaseInputName(Args, Input)); |
Daniel Dunbar | 3b358a3 | 2009-04-08 05:11:16 +0000 | [diff] [blame] | 3812 | |
Daniel Dunbar | 17ddaa6 | 2009-04-08 18:03:55 +0000 | [diff] [blame] | 3813 | // Some flags which affect the language (via preprocessor |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 3814 | // defines). |
Daniel Dunbar | 17ddaa6 | 2009-04-08 18:03:55 +0000 | [diff] [blame] | 3815 | if (Args.hasArg(options::OPT_static)) |
| 3816 | CmdArgs.push_back("-static-define"); |
| 3817 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3818 | if (isa<AnalyzeJobAction>(JA)) { |
Ted Kremenek | 05e6f5b | 2009-09-25 05:55:59 +0000 | [diff] [blame] | 3819 | // Enable region store model by default. |
| 3820 | CmdArgs.push_back("-analyzer-store=region"); |
| 3821 | |
Ted Kremenek | 7bea9a1 | 2009-12-07 22:26:14 +0000 | [diff] [blame] | 3822 | // Treat blocks as analysis entry points. |
| 3823 | CmdArgs.push_back("-analyzer-opt-analyze-nested-blocks"); |
| 3824 | |
Ted Kremenek | 49c7979 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 3825 | CmdArgs.push_back("-analyzer-eagerly-assume"); |
| 3826 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3827 | // Add default argument set. |
Daniel Dunbar | 58f345ce | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 3828 | if (!Args.hasArg(options::OPT__analyzer_no_default_checks)) { |
Argyrios Kyrtzidis | a6d04d5 | 2011-02-15 07:42:33 +0000 | [diff] [blame] | 3829 | CmdArgs.push_back("-analyzer-checker=core"); |
Ted Kremenek | 49c7979 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 3830 | |
Devin Coughlin | 65c7708 | 2016-01-21 20:09:49 +0000 | [diff] [blame] | 3831 | if (!IsWindowsMSVC) { |
| 3832 | CmdArgs.push_back("-analyzer-checker=unix"); |
| 3833 | } else { |
| 3834 | // Enable "unix" checkers that also work on Windows. |
| 3835 | CmdArgs.push_back("-analyzer-checker=unix.API"); |
| 3836 | CmdArgs.push_back("-analyzer-checker=unix.Malloc"); |
| 3837 | CmdArgs.push_back("-analyzer-checker=unix.MallocSizeof"); |
| 3838 | CmdArgs.push_back("-analyzer-checker=unix.MismatchedDeallocator"); |
| 3839 | CmdArgs.push_back("-analyzer-checker=unix.cstring.BadSizeArg"); |
| 3840 | CmdArgs.push_back("-analyzer-checker=unix.cstring.NullArg"); |
| 3841 | } |
Ted Kremenek | 49c7979 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 3842 | |
Sean Eveson | b38c32b | 2016-01-06 10:03:58 +0000 | [diff] [blame] | 3843 | // Disable some unix checkers for PS4. |
| 3844 | if (IsPS4CPU) { |
| 3845 | CmdArgs.push_back("-analyzer-disable-checker=unix.API"); |
| 3846 | CmdArgs.push_back("-analyzer-disable-checker=unix.Vfork"); |
| 3847 | } |
| 3848 | |
Argyrios Kyrtzidis | a6d04d5 | 2011-02-15 07:42:33 +0000 | [diff] [blame] | 3849 | if (getToolChain().getTriple().getVendor() == llvm::Triple::Apple) |
Ted Kremenek | 49c7979 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 3850 | CmdArgs.push_back("-analyzer-checker=osx"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3851 | |
Ted Kremenek | b9ff6b2 | 2012-01-20 06:00:17 +0000 | [diff] [blame] | 3852 | CmdArgs.push_back("-analyzer-checker=deadcode"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3853 | |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 3854 | if (types::isCXX(Input.getType())) |
Jordan Rose | 10ad081 | 2013-04-05 17:55:07 +0000 | [diff] [blame] | 3855 | CmdArgs.push_back("-analyzer-checker=cplusplus"); |
| 3856 | |
Sean Eveson | b38c32b | 2016-01-06 10:03:58 +0000 | [diff] [blame] | 3857 | if (!IsPS4CPU) { |
| 3858 | CmdArgs.push_back( |
| 3859 | "-analyzer-checker=security.insecureAPI.UncheckedReturn"); |
| 3860 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.getpw"); |
| 3861 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.gets"); |
| 3862 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.mktemp"); |
| 3863 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.mkstemp"); |
| 3864 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.vfork"); |
| 3865 | } |
Gabor Horvath | e308599 | 2015-09-14 20:34:06 +0000 | [diff] [blame] | 3866 | |
| 3867 | // Default nullability checks. |
| 3868 | CmdArgs.push_back("-analyzer-checker=nullability.NullPassedToNonnull"); |
| 3869 | CmdArgs.push_back( |
| 3870 | "-analyzer-checker=nullability.NullReturnedFromNonnull"); |
Daniel Dunbar | 58f345ce | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 3871 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3872 | |
Daniel Dunbar | 58f345ce | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 3873 | // Set the output format. The default is plist, for (lame) historical |
| 3874 | // reasons. |
| 3875 | CmdArgs.push_back("-analyzer-output"); |
| 3876 | if (Arg *A = Args.getLastArg(options::OPT__analyzer_output)) |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3877 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 58f345ce | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 3878 | else |
| 3879 | CmdArgs.push_back("plist"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3880 | |
Ted Kremenek | fe449a2 | 2010-03-22 22:32:05 +0000 | [diff] [blame] | 3881 | // Disable the presentation of standard compiler warnings when |
| 3882 | // using --analyze. We only want to show static analyzer diagnostics |
| 3883 | // or frontend errors. |
| 3884 | CmdArgs.push_back("-w"); |
| 3885 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3886 | // Add -Xanalyzer arguments when running as analyzer. |
| 3887 | Args.AddAllArgValues(CmdArgs, options::OPT_Xanalyzer); |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3888 | } |
| 3889 | |
Daniel Dunbar | 4eadb60 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 3890 | CheckCodeGenerationOptions(D, Args); |
| 3891 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3892 | llvm::Reloc::Model RelocationModel; |
| 3893 | unsigned PICLevel; |
| 3894 | bool IsPIE; |
| 3895 | std::tie(RelocationModel, PICLevel, IsPIE) = |
| 3896 | ParsePICArgs(getToolChain(), Triple, Args); |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 3897 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3898 | const char *RMName = RelocationModelName(RelocationModel); |
| 3899 | if (RMName) { |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3900 | CmdArgs.push_back("-mrelocation-model"); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3901 | CmdArgs.push_back(RMName); |
| 3902 | } |
| 3903 | if (PICLevel > 0) { |
| 3904 | CmdArgs.push_back("-pic-level"); |
| 3905 | CmdArgs.push_back(PICLevel == 1 ? "1" : "2"); |
| 3906 | if (IsPIE) { |
| 3907 | CmdArgs.push_back("-pie-level"); |
| 3908 | CmdArgs.push_back(PICLevel == 1 ? "1" : "2"); |
Chandler Carruth | 76a943b | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 3909 | } |
Daniel Dunbar | 44e7122 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 3910 | } |
Chandler Carruth | c0c0455 | 2012-04-08 16:40:35 +0000 | [diff] [blame] | 3911 | |
Renato Golin | 4854d80 | 2015-11-09 12:40:41 +0000 | [diff] [blame] | 3912 | if (Arg *A = Args.getLastArg(options::OPT_meabi)) { |
| 3913 | CmdArgs.push_back("-meabi"); |
| 3914 | CmdArgs.push_back(A->getValue()); |
| 3915 | } |
| 3916 | |
Jonathan Roelofs | b140a10 | 2014-10-03 21:57:44 +0000 | [diff] [blame] | 3917 | CmdArgs.push_back("-mthread-model"); |
| 3918 | if (Arg *A = Args.getLastArg(options::OPT_mthread_model)) |
| 3919 | CmdArgs.push_back(A->getValue()); |
| 3920 | else |
| 3921 | CmdArgs.push_back(Args.MakeArgString(getToolChain().getThreadModel())); |
| 3922 | |
Michael Zolotukhin | c888dd0 | 2015-03-17 20:03:11 +0000 | [diff] [blame] | 3923 | Args.AddLastArg(CmdArgs, options::OPT_fveclib); |
| 3924 | |
Tanya Lattner | f9d41df | 2009-11-04 01:18:09 +0000 | [diff] [blame] | 3925 | if (!Args.hasFlag(options::OPT_fmerge_all_constants, |
| 3926 | options::OPT_fno_merge_all_constants)) |
Chris Lattner | 9242b33 | 2011-04-08 18:06:54 +0000 | [diff] [blame] | 3927 | CmdArgs.push_back("-fno-merge-all-constants"); |
Daniel Dunbar | 306945d | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 3928 | |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3929 | // LLVM Code Generator Options. |
| 3930 | |
Saleem Abdulrasool | 76a4b95 | 2015-01-09 05:10:20 +0000 | [diff] [blame] | 3931 | if (Args.hasArg(options::OPT_frewrite_map_file) || |
| 3932 | Args.hasArg(options::OPT_frewrite_map_file_EQ)) { |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 3933 | for (const Arg *A : Args.filtered(options::OPT_frewrite_map_file, |
| 3934 | options::OPT_frewrite_map_file_EQ)) { |
Saleem Abdulrasool | 76a4b95 | 2015-01-09 05:10:20 +0000 | [diff] [blame] | 3935 | CmdArgs.push_back("-frewrite-map-file"); |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 3936 | CmdArgs.push_back(A->getValue()); |
| 3937 | A->claim(); |
Saleem Abdulrasool | 76a4b95 | 2015-01-09 05:10:20 +0000 | [diff] [blame] | 3938 | } |
| 3939 | } |
| 3940 | |
Alp Toker | fb8d02b | 2014-06-05 22:10:59 +0000 | [diff] [blame] | 3941 | if (Arg *A = Args.getLastArg(options::OPT_Wframe_larger_than_EQ)) { |
| 3942 | StringRef v = A->getValue(); |
| 3943 | CmdArgs.push_back("-mllvm"); |
| 3944 | CmdArgs.push_back(Args.MakeArgString("-warn-stack-size=" + v)); |
| 3945 | A->claim(); |
| 3946 | } |
| 3947 | |
Nirav Dave | d2f44d8 | 2016-04-05 17:50:43 +0000 | [diff] [blame] | 3948 | if (!Args.hasFlag(options::OPT_fjump_tables, options::OPT_fno_jump_tables, |
| 3949 | true)) |
| 3950 | CmdArgs.push_back("-fno-jump-tables"); |
| 3951 | |
Daniel Dunbar | 0bb0331 | 2011-02-09 17:54:19 +0000 | [diff] [blame] | 3952 | if (Arg *A = Args.getLastArg(options::OPT_mregparm_EQ)) { |
| 3953 | CmdArgs.push_back("-mregparm"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3954 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 0bb0331 | 2011-02-09 17:54:19 +0000 | [diff] [blame] | 3955 | } |
| 3956 | |
Nick Lewycky | d3f3e4f | 2013-06-25 01:49:44 +0000 | [diff] [blame] | 3957 | if (Arg *A = Args.getLastArg(options::OPT_fpcc_struct_return, |
| 3958 | options::OPT_freg_struct_return)) { |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 3959 | if (getToolChain().getArch() != llvm::Triple::x86) { |
John McCall | 1fe2a8c | 2013-06-18 02:46:29 +0000 | [diff] [blame] | 3960 | D.Diag(diag::err_drv_unsupported_opt_for_target) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3961 | << A->getSpelling() << getToolChain().getTriple().str(); |
John McCall | 1fe2a8c | 2013-06-18 02:46:29 +0000 | [diff] [blame] | 3962 | } else if (A->getOption().matches(options::OPT_fpcc_struct_return)) { |
| 3963 | CmdArgs.push_back("-fpcc-struct-return"); |
| 3964 | } else { |
| 3965 | assert(A->getOption().matches(options::OPT_freg_struct_return)); |
| 3966 | CmdArgs.push_back("-freg-struct-return"); |
| 3967 | } |
| 3968 | } |
| 3969 | |
Roman Divacky | 65b88cd | 2011-03-01 17:40:53 +0000 | [diff] [blame] | 3970 | if (Args.hasFlag(options::OPT_mrtd, options::OPT_mno_rtd, false)) |
Alexey Bataev | a754718 | 2016-05-18 09:06:38 +0000 | [diff] [blame] | 3971 | CmdArgs.push_back("-fdefault-calling-conv=stdcall"); |
Roman Divacky | 65b88cd | 2011-03-01 17:40:53 +0000 | [diff] [blame] | 3972 | |
Rafael Espindola | 224dd63 | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 3973 | if (shouldUseFramePointer(Args, getToolChain().getTriple())) |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3974 | CmdArgs.push_back("-mdisable-fp-elim"); |
| 3975 | if (!Args.hasFlag(options::OPT_fzero_initialized_in_bss, |
| 3976 | options::OPT_fno_zero_initialized_in_bss)) |
| 3977 | CmdArgs.push_back("-mno-zero-initialized-in-bss"); |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 3978 | |
| 3979 | bool OFastEnabled = isOptimizationLevelFast(Args); |
| 3980 | // If -Ofast is the optimization level, then -fstrict-aliasing should be |
| 3981 | // enabled. This alias option is being used to simplify the hasFlag logic. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3982 | OptSpecifier StrictAliasingAliasOption = |
| 3983 | OFastEnabled ? options::OPT_Ofast : options::OPT_fstrict_aliasing; |
Reid Kleckner | 2a24e3a | 2014-04-09 20:07:39 +0000 | [diff] [blame] | 3984 | // We turn strict aliasing off by default if we're in CL mode, since MSVC |
| 3985 | // doesn't do any TBAA. |
| 3986 | bool TBAAOnByDefault = !getToolChain().getDriver().IsCLMode(); |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 3987 | if (!Args.hasFlag(options::OPT_fstrict_aliasing, StrictAliasingAliasOption, |
Reid Kleckner | 2a24e3a | 2014-04-09 20:07:39 +0000 | [diff] [blame] | 3988 | options::OPT_fno_strict_aliasing, TBAAOnByDefault)) |
Dan Gohman | 10169b9 | 2010-10-14 22:36:56 +0000 | [diff] [blame] | 3989 | CmdArgs.push_back("-relaxed-aliasing"); |
Manman Ren | f5d9d34 | 2013-10-11 20:48:38 +0000 | [diff] [blame] | 3990 | if (!Args.hasFlag(options::OPT_fstruct_path_tbaa, |
| 3991 | options::OPT_fno_struct_path_tbaa)) |
| 3992 | CmdArgs.push_back("-no-struct-path-tbaa"); |
Chandler Carruth | 8b4140d | 2012-03-27 23:58:37 +0000 | [diff] [blame] | 3993 | if (Args.hasFlag(options::OPT_fstrict_enums, options::OPT_fno_strict_enums, |
| 3994 | false)) |
| 3995 | CmdArgs.push_back("-fstrict-enums"); |
Piotr Padlewski | 338c9d0 | 2015-09-15 21:46:47 +0000 | [diff] [blame] | 3996 | if (Args.hasFlag(options::OPT_fstrict_vtable_pointers, |
| 3997 | options::OPT_fno_strict_vtable_pointers, |
| 3998 | false)) |
| 3999 | CmdArgs.push_back("-fstrict-vtable-pointers"); |
Nick Lewycky | 1c8c436 | 2012-01-23 08:29:12 +0000 | [diff] [blame] | 4000 | if (!Args.hasFlag(options::OPT_foptimize_sibling_calls, |
| 4001 | options::OPT_fno_optimize_sibling_calls)) |
| 4002 | CmdArgs.push_back("-mdisable-tail-calls"); |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 4003 | |
Eric Christopher | 006208c | 2013-04-04 06:29:47 +0000 | [diff] [blame] | 4004 | // Handle segmented stacks. |
| 4005 | if (Args.hasArg(options::OPT_fsplit_stack)) |
| 4006 | CmdArgs.push_back("-split-stacks"); |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 4007 | |
| 4008 | // If -Ofast is the optimization level, then -ffast-math should be enabled. |
| 4009 | // This alias option is being used to simplify the getLastArg logic. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4010 | OptSpecifier FastMathAliasOption = |
| 4011 | OFastEnabled ? options::OPT_Ofast : options::OPT_ffast_math; |
| 4012 | |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4013 | // Handle various floating point optimization flags, mapping them to the |
| 4014 | // appropriate LLVM code generation flags. The pattern for all of these is to |
| 4015 | // default off the codegen optimizations, and if any flag enables them and no |
| 4016 | // flag disables them after the flag enabling them, enable the codegen |
| 4017 | // optimization. This is complicated by several "umbrella" flags. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4018 | if (Arg *A = Args.getLastArg( |
| 4019 | options::OPT_ffast_math, FastMathAliasOption, |
| 4020 | options::OPT_fno_fast_math, options::OPT_ffinite_math_only, |
| 4021 | options::OPT_fno_finite_math_only, options::OPT_fhonor_infinities, |
| 4022 | options::OPT_fno_honor_infinities)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 4023 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 4024 | A->getOption().getID() != options::OPT_fno_finite_math_only && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4025 | A->getOption().getID() != options::OPT_fhonor_infinities) |
| 4026 | CmdArgs.push_back("-menable-no-infs"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4027 | if (Arg *A = Args.getLastArg( |
| 4028 | options::OPT_ffast_math, FastMathAliasOption, |
| 4029 | options::OPT_fno_fast_math, options::OPT_ffinite_math_only, |
| 4030 | options::OPT_fno_finite_math_only, options::OPT_fhonor_nans, |
| 4031 | options::OPT_fno_honor_nans)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 4032 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 4033 | A->getOption().getID() != options::OPT_fno_finite_math_only && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4034 | A->getOption().getID() != options::OPT_fhonor_nans) |
| 4035 | CmdArgs.push_back("-menable-no-nans"); |
| 4036 | |
Benjamin Kramer | c242ef2 | 2012-05-02 14:55:48 +0000 | [diff] [blame] | 4037 | // -fmath-errno is the default on some platforms, e.g. BSD-derived OSes. |
| 4038 | bool MathErrno = getToolChain().IsMathErrnoDefault(); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4039 | if (Arg *A = |
| 4040 | Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
| 4041 | options::OPT_fno_fast_math, options::OPT_fmath_errno, |
| 4042 | options::OPT_fno_math_errno)) { |
Chandler Carruth | 0d4b9e6 | 2013-05-18 20:47:36 +0000 | [diff] [blame] | 4043 | // Turning on -ffast_math (with either flag) removes the need for MathErrno. |
| 4044 | // However, turning *off* -ffast_math merely restores the toolchain default |
| 4045 | // (which may be false). |
| 4046 | if (A->getOption().getID() == options::OPT_fno_math_errno || |
| 4047 | A->getOption().getID() == options::OPT_ffast_math || |
| 4048 | A->getOption().getID() == options::OPT_Ofast) |
| 4049 | MathErrno = false; |
| 4050 | else if (A->getOption().getID() == options::OPT_fmath_errno) |
| 4051 | MathErrno = true; |
| 4052 | } |
Chandler Carruth | 3634c66 | 2012-04-26 02:10:51 +0000 | [diff] [blame] | 4053 | if (MathErrno) |
| 4054 | CmdArgs.push_back("-fmath-errno"); |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4055 | |
| 4056 | // There are several flags which require disabling very specific |
| 4057 | // optimizations. Any of these being disabled forces us to turn off the |
| 4058 | // entire set of LLVM optimizations, so collect them through all the flag |
| 4059 | // madness. |
| 4060 | bool AssociativeMath = false; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4061 | if (Arg *A = Args.getLastArg( |
| 4062 | options::OPT_ffast_math, FastMathAliasOption, |
| 4063 | options::OPT_fno_fast_math, options::OPT_funsafe_math_optimizations, |
| 4064 | options::OPT_fno_unsafe_math_optimizations, |
| 4065 | options::OPT_fassociative_math, options::OPT_fno_associative_math)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 4066 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 4067 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4068 | A->getOption().getID() != options::OPT_fno_associative_math) |
| 4069 | AssociativeMath = true; |
| 4070 | bool ReciprocalMath = false; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4071 | if (Arg *A = Args.getLastArg( |
| 4072 | options::OPT_ffast_math, FastMathAliasOption, |
| 4073 | options::OPT_fno_fast_math, options::OPT_funsafe_math_optimizations, |
| 4074 | options::OPT_fno_unsafe_math_optimizations, |
| 4075 | options::OPT_freciprocal_math, options::OPT_fno_reciprocal_math)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 4076 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 4077 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4078 | A->getOption().getID() != options::OPT_fno_reciprocal_math) |
| 4079 | ReciprocalMath = true; |
| 4080 | bool SignedZeros = true; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4081 | if (Arg *A = Args.getLastArg( |
| 4082 | options::OPT_ffast_math, FastMathAliasOption, |
| 4083 | options::OPT_fno_fast_math, options::OPT_funsafe_math_optimizations, |
| 4084 | options::OPT_fno_unsafe_math_optimizations, |
| 4085 | options::OPT_fsigned_zeros, options::OPT_fno_signed_zeros)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 4086 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 4087 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4088 | A->getOption().getID() != options::OPT_fsigned_zeros) |
| 4089 | SignedZeros = false; |
| 4090 | bool TrappingMath = true; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4091 | if (Arg *A = Args.getLastArg( |
| 4092 | options::OPT_ffast_math, FastMathAliasOption, |
| 4093 | options::OPT_fno_fast_math, options::OPT_funsafe_math_optimizations, |
| 4094 | options::OPT_fno_unsafe_math_optimizations, |
| 4095 | options::OPT_ftrapping_math, options::OPT_fno_trapping_math)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 4096 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 4097 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4098 | A->getOption().getID() != options::OPT_ftrapping_math) |
| 4099 | TrappingMath = false; |
| 4100 | if (!MathErrno && AssociativeMath && ReciprocalMath && !SignedZeros && |
| 4101 | !TrappingMath) |
| 4102 | CmdArgs.push_back("-menable-unsafe-fp-math"); |
| 4103 | |
Sanjay Patel | 76c9e09 | 2015-01-23 16:40:50 +0000 | [diff] [blame] | 4104 | if (!SignedZeros) |
| 4105 | CmdArgs.push_back("-fno-signed-zeros"); |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 4106 | |
Sanjay Patel | 359b105 | 2015-04-09 15:03:23 +0000 | [diff] [blame] | 4107 | if (ReciprocalMath) |
| 4108 | CmdArgs.push_back("-freciprocal-math"); |
| 4109 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4110 | // Validate and pass through -fp-contract option. |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 4111 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 4112 | options::OPT_fno_fast_math, |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 4113 | options::OPT_ffp_contract)) { |
| 4114 | if (A->getOption().getID() == options::OPT_ffp_contract) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4115 | StringRef Val = A->getValue(); |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 4116 | if (Val == "fast" || Val == "on" || Val == "off") { |
| 4117 | CmdArgs.push_back(Args.MakeArgString("-ffp-contract=" + Val)); |
| 4118 | } else { |
| 4119 | D.Diag(diag::err_drv_unsupported_option_argument) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4120 | << A->getOption().getName() << Val; |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 4121 | } |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 4122 | } else if (A->getOption().matches(options::OPT_ffast_math) || |
| 4123 | (OFastEnabled && A->getOption().matches(options::OPT_Ofast))) { |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 4124 | // If fast-math is set then set the fp-contract mode to fast. |
| 4125 | CmdArgs.push_back(Args.MakeArgString("-ffp-contract=fast")); |
| 4126 | } |
| 4127 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4128 | |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 4129 | ParseMRecip(getToolChain().getDriver(), Args, CmdArgs); |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 4130 | |
Bob Wilson | 6a03916 | 2012-07-19 03:52:53 +0000 | [diff] [blame] | 4131 | // We separately look for the '-ffast-math' and '-ffinite-math-only' flags, |
| 4132 | // and if we find them, tell the frontend to provide the appropriate |
| 4133 | // preprocessor macros. This is distinct from enabling any optimizations as |
| 4134 | // these options induce language changes which must survive serialization |
| 4135 | // and deserialization, etc. |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 4136 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
| 4137 | options::OPT_fno_fast_math)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4138 | if (!A->getOption().matches(options::OPT_fno_fast_math)) |
| 4139 | CmdArgs.push_back("-ffast-math"); |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 4140 | if (Arg *A = Args.getLastArg(options::OPT_ffinite_math_only, |
| 4141 | options::OPT_fno_fast_math)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 4142 | if (A->getOption().matches(options::OPT_ffinite_math_only)) |
| 4143 | CmdArgs.push_back("-ffinite-math-only"); |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 4144 | |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 4145 | // Decide whether to use verbose asm. Verbose assembly is the default on |
| 4146 | // toolchains which have the integrated assembler on by default. |
Saleem Abdulrasool | 42e4b59 | 2014-02-22 23:37:58 +0000 | [diff] [blame] | 4147 | bool IsIntegratedAssemblerDefault = |
| 4148 | getToolChain().IsIntegratedAssemblerDefault(); |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 4149 | if (Args.hasFlag(options::OPT_fverbose_asm, options::OPT_fno_verbose_asm, |
Saleem Abdulrasool | 42e4b59 | 2014-02-22 23:37:58 +0000 | [diff] [blame] | 4150 | IsIntegratedAssemblerDefault) || |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 4151 | Args.hasArg(options::OPT_dA)) |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 4152 | CmdArgs.push_back("-masm-verbose"); |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 4153 | |
Rafael Espindola | b8a1293 | 2015-05-22 20:44:03 +0000 | [diff] [blame] | 4154 | if (!Args.hasFlag(options::OPT_fintegrated_as, options::OPT_fno_integrated_as, |
| 4155 | IsIntegratedAssemblerDefault)) |
Saleem Abdulrasool | 42e4b59 | 2014-02-22 23:37:58 +0000 | [diff] [blame] | 4156 | CmdArgs.push_back("-no-integrated-as"); |
| 4157 | |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 4158 | if (Args.hasArg(options::OPT_fdebug_pass_structure)) { |
| 4159 | CmdArgs.push_back("-mdebug-pass"); |
| 4160 | CmdArgs.push_back("Structure"); |
| 4161 | } |
| 4162 | if (Args.hasArg(options::OPT_fdebug_pass_arguments)) { |
| 4163 | CmdArgs.push_back("-mdebug-pass"); |
| 4164 | CmdArgs.push_back("Arguments"); |
| 4165 | } |
| 4166 | |
Justin Lebar | 710a35f | 2016-01-25 22:36:35 +0000 | [diff] [blame] | 4167 | // Enable -mconstructor-aliases except on darwin, where we have to work around |
| 4168 | // a linker bug (see <rdar://problem/7651567>), and CUDA device code, where |
| 4169 | // aliases aren't supported. |
| 4170 | if (!getToolChain().getTriple().isOSDarwin() && |
| 4171 | !getToolChain().getTriple().isNVPTX()) |
John McCall | 8517abc | 2010-02-19 02:45:38 +0000 | [diff] [blame] | 4172 | CmdArgs.push_back("-mconstructor-aliases"); |
NAKAMURA Takumi | 029d74b | 2011-02-17 08:50:50 +0000 | [diff] [blame] | 4173 | |
John McCall | 7ef5cb3 | 2011-03-18 02:56:14 +0000 | [diff] [blame] | 4174 | // Darwin's kernel doesn't support guard variables; just die if we |
| 4175 | // try to use them. |
Bob Wilson | 6524dd3 | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 4176 | if (KernelOrKext && getToolChain().getTriple().isOSDarwin()) |
John McCall | 7ef5cb3 | 2011-03-18 02:56:14 +0000 | [diff] [blame] | 4177 | CmdArgs.push_back("-fforbid-guard-variables"); |
| 4178 | |
Akira Hatanaka | 0202848 | 2015-11-12 17:21:22 +0000 | [diff] [blame] | 4179 | if (Args.hasFlag(options::OPT_mms_bitfields, options::OPT_mno_ms_bitfields, |
| 4180 | false)) { |
Douglas Gregor | dbe3927 | 2011-02-01 15:15:22 +0000 | [diff] [blame] | 4181 | CmdArgs.push_back("-mms-bitfields"); |
| 4182 | } |
John McCall | 8517abc | 2010-02-19 02:45:38 +0000 | [diff] [blame] | 4183 | |
Daniel Dunbar | 306945d | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 4184 | // This is a coarse approximation of what llvm-gcc actually does, both |
| 4185 | // -fasynchronous-unwind-tables and -fnon-call-exceptions interact in more |
| 4186 | // complicated ways. |
| 4187 | bool AsynchronousUnwindTables = |
Evgeniy Stepanov | 7429c59 | 2014-02-14 08:56:25 +0000 | [diff] [blame] | 4188 | Args.hasFlag(options::OPT_fasynchronous_unwind_tables, |
| 4189 | options::OPT_fno_asynchronous_unwind_tables, |
| 4190 | (getToolChain().IsUnwindTablesDefault() || |
| 4191 | getToolChain().getSanitizerArgs().needsUnwindTables()) && |
| 4192 | !KernelOrKext); |
Daniel Dunbar | 306945d | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 4193 | if (Args.hasFlag(options::OPT_funwind_tables, options::OPT_fno_unwind_tables, |
| 4194 | AsynchronousUnwindTables)) |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 4195 | CmdArgs.push_back("-munwind-tables"); |
| 4196 | |
Chandler Carruth | 05fb585 | 2012-11-21 23:40:23 +0000 | [diff] [blame] | 4197 | getToolChain().addClangTargetOptions(Args, CmdArgs); |
Rafael Espindola | 66aa045 | 2012-06-19 01:26:10 +0000 | [diff] [blame] | 4198 | |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 4199 | if (Arg *A = Args.getLastArg(options::OPT_flimited_precision_EQ)) { |
| 4200 | CmdArgs.push_back("-mlimit-float-precision"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4201 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 4202 | } |
Daniel Dunbar | 44e7122 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 4203 | |
Daniel Dunbar | 4dbaaa6 | 2009-05-06 03:16:41 +0000 | [diff] [blame] | 4204 | // FIXME: Handle -mtune=. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4205 | (void)Args.hasArg(options::OPT_mtune_EQ); |
Daniel Dunbar | 44e7122 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 4206 | |
Benjamin Kramer | cf4371a | 2009-08-05 14:30:52 +0000 | [diff] [blame] | 4207 | if (Arg *A = Args.getLastArg(options::OPT_mcmodel_EQ)) { |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 4208 | CmdArgs.push_back("-mcode-model"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4209 | CmdArgs.push_back(A->getValue()); |
Benjamin Kramer | cf4371a | 2009-08-05 14:30:52 +0000 | [diff] [blame] | 4210 | } |
| 4211 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 4212 | // Add the target cpu |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 4213 | std::string CPU = getCPUName(Args, Triple, /*FromAs*/ false); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 4214 | if (!CPU.empty()) { |
| 4215 | CmdArgs.push_back("-target-cpu"); |
| 4216 | CmdArgs.push_back(Args.MakeArgString(CPU)); |
| 4217 | } |
| 4218 | |
Rafael Espindola | eb26547 | 2013-08-21 21:59:03 +0000 | [diff] [blame] | 4219 | if (const Arg *A = Args.getLastArg(options::OPT_mfpmath_EQ)) { |
| 4220 | CmdArgs.push_back("-mfpmath"); |
| 4221 | CmdArgs.push_back(A->getValue()); |
| 4222 | } |
| 4223 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 4224 | // Add the target features |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 4225 | getTargetFeatures(getToolChain(), Triple, Args, CmdArgs, false); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 4226 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 4227 | // Add target specific flags. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4228 | switch (getToolChain().getArch()) { |
Daniel Dunbar | 3b3191f | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 4229 | default: |
| 4230 | break; |
Daniel Dunbar | 4dbaaa6 | 2009-05-06 03:16:41 +0000 | [diff] [blame] | 4231 | |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 4232 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 4233 | case llvm::Triple::armeb: |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 4234 | case llvm::Triple::thumb: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 4235 | case llvm::Triple::thumbeb: |
Saleem Abdulrasool | ce63ce9 | 2015-09-19 18:19:44 +0000 | [diff] [blame] | 4236 | // Use the effective triple, which takes into account the deployment target. |
| 4237 | AddARMTargetArgs(Triple, Args, CmdArgs, KernelOrKext); |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 4238 | break; |
| 4239 | |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 4240 | case llvm::Triple::aarch64: |
| 4241 | case llvm::Triple::aarch64_be: |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 4242 | AddAArch64TargetArgs(Args, CmdArgs); |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 4243 | break; |
| 4244 | |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 4245 | case llvm::Triple::mips: |
| 4246 | case llvm::Triple::mipsel: |
Akira Hatanaka | 94ab554 | 2011-09-21 02:13:07 +0000 | [diff] [blame] | 4247 | case llvm::Triple::mips64: |
| 4248 | case llvm::Triple::mips64el: |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 4249 | AddMIPSTargetArgs(Args, CmdArgs); |
| 4250 | break; |
| 4251 | |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 4252 | case llvm::Triple::ppc: |
| 4253 | case llvm::Triple::ppc64: |
| 4254 | case llvm::Triple::ppc64le: |
| 4255 | AddPPCTargetArgs(Args, CmdArgs); |
| 4256 | break; |
| 4257 | |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 4258 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 4259 | case llvm::Triple::sparcel: |
Brad Smith | 10cd0f4 | 2014-07-11 20:12:08 +0000 | [diff] [blame] | 4260 | case llvm::Triple::sparcv9: |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 4261 | AddSparcTargetArgs(Args, CmdArgs); |
| 4262 | break; |
| 4263 | |
Marcin Koscielnicki | b31ee6d | 2016-05-04 23:37:40 +0000 | [diff] [blame] | 4264 | case llvm::Triple::systemz: |
| 4265 | AddSystemZTargetArgs(Args, CmdArgs); |
| 4266 | break; |
| 4267 | |
Daniel Dunbar | 3b3191f | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 4268 | case llvm::Triple::x86: |
| 4269 | case llvm::Triple::x86_64: |
| 4270 | AddX86TargetArgs(Args, CmdArgs); |
| 4271 | break; |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4272 | |
Jacques Pienaar | d964cc2 | 2016-03-28 21:02:54 +0000 | [diff] [blame] | 4273 | case llvm::Triple::lanai: |
| 4274 | AddLanaiTargetArgs(Args, CmdArgs); |
| 4275 | break; |
| 4276 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4277 | case llvm::Triple::hexagon: |
| 4278 | AddHexagonTargetArgs(Args, CmdArgs); |
| 4279 | break; |
Dan Gohman | e3d71e1 | 2016-01-07 01:00:21 +0000 | [diff] [blame] | 4280 | |
| 4281 | case llvm::Triple::wasm32: |
| 4282 | case llvm::Triple::wasm64: |
| 4283 | AddWebAssemblyTargetArgs(Args, CmdArgs); |
| 4284 | break; |
Daniel Dunbar | 44e7122 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 4285 | } |
| 4286 | |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4287 | // The 'g' groups options involve a somewhat intricate sequence of decisions |
| 4288 | // about what to pass from the driver to the frontend, but by the time they |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 4289 | // reach cc1 they've been factored into three well-defined orthogonal choices: |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4290 | // * what level of debug info to generate |
| 4291 | // * what dwarf version to write |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 4292 | // * what debugger tuning to use |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4293 | // This avoids having to monkey around further in cc1 other than to disable |
| 4294 | // codeview if not running in a Windows environment. Perhaps even that |
| 4295 | // decision should be made in the driver as well though. |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 4296 | unsigned DwarfVersion = 0; |
| 4297 | llvm::DebuggerKind DebuggerTuning = getToolChain().getDefaultDebuggerTuning(); |
| 4298 | // These two are potentially updated by AddClangCLArgs. |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 4299 | codegenoptions::DebugInfoKind DebugInfoKind = codegenoptions::NoDebugInfo; |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4300 | bool EmitCodeView = false; |
| 4301 | |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 4302 | // Add clang-cl arguments. |
David Majnemer | cd5855e | 2016-02-29 01:40:36 +0000 | [diff] [blame] | 4303 | types::ID InputType = Input.getType(); |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 4304 | if (getToolChain().getDriver().IsCLMode()) |
David Majnemer | cd5855e | 2016-02-29 01:40:36 +0000 | [diff] [blame] | 4305 | AddClangCLArgs(Args, InputType, CmdArgs, &DebugInfoKind, &EmitCodeView); |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 4306 | |
Daniel Dunbar | 976a2f5 | 2010-08-11 23:07:47 +0000 | [diff] [blame] | 4307 | // Pass the linker version in use. |
| 4308 | if (Arg *A = Args.getLastArg(options::OPT_mlinker_version_EQ)) { |
| 4309 | CmdArgs.push_back("-target-linker-version"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4310 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 976a2f5 | 2010-08-11 23:07:47 +0000 | [diff] [blame] | 4311 | } |
| 4312 | |
Eric Christopher | b7d97e9 | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 4313 | if (!shouldUseLeafFramePointer(Args, getToolChain().getTriple())) |
Daniel Dunbar | bb7ac52 | 2010-07-01 01:31:45 +0000 | [diff] [blame] | 4314 | CmdArgs.push_back("-momit-leaf-frame-pointer"); |
| 4315 | |
Daniel Dunbar | fcc49a8 | 2010-05-12 18:19:58 +0000 | [diff] [blame] | 4316 | // Explicitly error on some things we know we don't support and can't just |
| 4317 | // ignore. |
Daniel Dunbar | 4ed214a | 2010-09-24 19:39:37 +0000 | [diff] [blame] | 4318 | if (!Args.hasArg(options::OPT_fallow_unsupported)) { |
| 4319 | Arg *Unsupported; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4320 | if (types::isCXX(InputType) && getToolChain().getTriple().isOSDarwin() && |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 4321 | getToolChain().getArch() == llvm::Triple::x86) { |
Bob Wilson | 0d45f58 | 2011-08-13 23:48:55 +0000 | [diff] [blame] | 4322 | if ((Unsupported = Args.getLastArg(options::OPT_fapple_kext)) || |
| 4323 | (Unsupported = Args.getLastArg(options::OPT_mkernel))) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4324 | D.Diag(diag::err_drv_clang_unsupported_opt_cxx_darwin_i386) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4325 | << Unsupported->getOption().getName(); |
Daniel Dunbar | 4ed214a | 2010-09-24 19:39:37 +0000 | [diff] [blame] | 4326 | } |
Daniel Dunbar | fcc49a8 | 2010-05-12 18:19:58 +0000 | [diff] [blame] | 4327 | } |
| 4328 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4329 | Args.AddAllArgs(CmdArgs, options::OPT_v); |
Daniel Dunbar | d435275 | 2010-08-24 22:44:13 +0000 | [diff] [blame] | 4330 | Args.AddLastArg(CmdArgs, options::OPT_H); |
Chad Rosier | be10f98 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 4331 | if (D.CCPrintHeaders && !D.CCGenDiagnostics) { |
Daniel Dunbar | ac540b3 | 2011-02-02 21:11:35 +0000 | [diff] [blame] | 4332 | CmdArgs.push_back("-header-include-file"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4333 | CmdArgs.push_back(D.CCPrintHeadersFilename ? D.CCPrintHeadersFilename |
| 4334 | : "-"); |
Daniel Dunbar | ac540b3 | 2011-02-02 21:11:35 +0000 | [diff] [blame] | 4335 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4336 | Args.AddLastArg(CmdArgs, options::OPT_P); |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4337 | Args.AddLastArg(CmdArgs, options::OPT_print_ivar_layout); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4338 | |
Chad Rosier | be10f98 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 4339 | if (D.CCLogDiagnostics && !D.CCGenDiagnostics) { |
Daniel Dunbar | 529c03b | 2011-04-07 18:01:20 +0000 | [diff] [blame] | 4340 | CmdArgs.push_back("-diagnostic-log-file"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4341 | CmdArgs.push_back(D.CCLogDiagnosticsFilename ? D.CCLogDiagnosticsFilename |
| 4342 | : "-"); |
Daniel Dunbar | 529c03b | 2011-04-07 18:01:20 +0000 | [diff] [blame] | 4343 | } |
| 4344 | |
Rafael Espindola | 08a692a | 2010-03-07 04:46:18 +0000 | [diff] [blame] | 4345 | Args.ClaimAllArgs(options::OPT_g_Group); |
David Blaikie | ce3e7a6 | 2015-07-30 21:42:22 +0000 | [diff] [blame] | 4346 | Arg *SplitDwarfArg = Args.getLastArg(options::OPT_gsplit_dwarf); |
Alexey Samsonov | dda3a7f | 2012-05-29 08:10:34 +0000 | [diff] [blame] | 4347 | if (Arg *A = Args.getLastArg(options::OPT_g_Group)) { |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 4348 | // If the last option explicitly specified a debug-info level, use it. |
| 4349 | if (A->getOption().matches(options::OPT_gN_Group)) { |
| 4350 | DebugInfoKind = DebugLevelToInfoKind(*A); |
| 4351 | // If you say "-gsplit-dwarf -gline-tables-only", -gsplit-dwarf loses. |
| 4352 | // But -gsplit-dwarf is not a g_group option, hence we have to check the |
| 4353 | // order explicitly. (If -gsplit-dwarf wins, we fix DebugInfoKind later.) |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 4354 | if (SplitDwarfArg && DebugInfoKind < codegenoptions::LimitedDebugInfo && |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 4355 | A->getIndex() > SplitDwarfArg->getIndex()) |
| 4356 | SplitDwarfArg = nullptr; |
| 4357 | } else |
| 4358 | // For any other 'g' option, use Limited. |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 4359 | DebugInfoKind = codegenoptions::LimitedDebugInfo; |
Alexey Samsonov | dda3a7f | 2012-05-29 08:10:34 +0000 | [diff] [blame] | 4360 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4361 | |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 4362 | // If a debugger tuning argument appeared, remember it. |
| 4363 | if (Arg *A = Args.getLastArg(options::OPT_gTune_Group, |
| 4364 | options::OPT_ggdbN_Group)) { |
| 4365 | if (A->getOption().matches(options::OPT_glldb)) |
| 4366 | DebuggerTuning = llvm::DebuggerKind::LLDB; |
| 4367 | else if (A->getOption().matches(options::OPT_gsce)) |
| 4368 | DebuggerTuning = llvm::DebuggerKind::SCE; |
| 4369 | else |
| 4370 | DebuggerTuning = llvm::DebuggerKind::GDB; |
| 4371 | } |
| 4372 | |
| 4373 | // If a -gdwarf argument appeared, remember it. |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4374 | if (Arg *A = Args.getLastArg(options::OPT_gdwarf_2, options::OPT_gdwarf_3, |
Eric Christopher | 3cb592d | 2015-12-28 19:58:44 +0000 | [diff] [blame] | 4375 | options::OPT_gdwarf_4, options::OPT_gdwarf_5)) |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4376 | DwarfVersion = DwarfVersionNum(A->getSpelling()); |
| 4377 | |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 4378 | // Forward -gcodeview. |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4379 | // 'EmitCodeView might have been set by CL-compatibility argument parsing. |
| 4380 | if (Args.hasArg(options::OPT_gcodeview) || EmitCodeView) { |
| 4381 | // DwarfVersion remains at 0 if no explicit choice was made. |
| 4382 | CmdArgs.push_back("-gcodeview"); |
| 4383 | } else if (DwarfVersion == 0 && |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 4384 | DebugInfoKind != codegenoptions::NoDebugInfo) { |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4385 | DwarfVersion = getToolChain().GetDefaultDwarfVersion(); |
| 4386 | } |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 4387 | |
Alexey Samsonov | f50a9ff | 2012-06-21 08:22:39 +0000 | [diff] [blame] | 4388 | // We ignore flags -gstrict-dwarf and -grecord-gcc-switches for now. |
| 4389 | Args.ClaimAllArgs(options::OPT_g_flags_Group); |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 4390 | |
| 4391 | // PS4 defaults to no column info |
Diego Novillo | 94b276d | 2014-07-10 23:29:28 +0000 | [diff] [blame] | 4392 | if (Args.hasFlag(options::OPT_gcolumn_info, options::OPT_gno_column_info, |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 4393 | /*Default=*/ !IsPS4CPU)) |
Eric Christopher | a2f7eb7 | 2012-10-18 21:52:18 +0000 | [diff] [blame] | 4394 | CmdArgs.push_back("-dwarf-column-info"); |
Alexey Samsonov | f50a9ff | 2012-06-21 08:22:39 +0000 | [diff] [blame] | 4395 | |
Eric Christopher | 138c32b | 2013-09-13 22:37:55 +0000 | [diff] [blame] | 4396 | // FIXME: Move backend command line options to the module. |
Adrian Prantl | 6b21ab2 | 2015-08-27 19:46:20 +0000 | [diff] [blame] | 4397 | if (Args.hasArg(options::OPT_gmodules)) { |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 4398 | DebugInfoKind = codegenoptions::LimitedDebugInfo; |
Adrian Prantl | 6b21ab2 | 2015-08-27 19:46:20 +0000 | [diff] [blame] | 4399 | CmdArgs.push_back("-dwarf-ext-refs"); |
| 4400 | CmdArgs.push_back("-fmodule-format=obj"); |
| 4401 | } |
| 4402 | |
Eric Christopher | 2ba5fcb | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 4403 | // -gsplit-dwarf should turn on -g and enable the backend dwarf |
| 4404 | // splitting and extraction. |
Eric Christopher | d42fb73 | 2013-02-21 22:35:05 +0000 | [diff] [blame] | 4405 | // FIXME: Currently only works on Linux. |
David Blaikie | ce3e7a6 | 2015-07-30 21:42:22 +0000 | [diff] [blame] | 4406 | if (getToolChain().getTriple().isOSLinux() && SplitDwarfArg) { |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 4407 | DebugInfoKind = codegenoptions::LimitedDebugInfo; |
Eric Christopher | 2ba5fcb | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 4408 | CmdArgs.push_back("-backend-option"); |
| 4409 | CmdArgs.push_back("-split-dwarf=Enable"); |
| 4410 | } |
| 4411 | |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4412 | // After we've dealt with all combinations of things that could |
| 4413 | // make DebugInfoKind be other than None or DebugLineTablesOnly, |
| 4414 | // figure out if we need to "upgrade" it to standalone debug info. |
| 4415 | // We parse these two '-f' options whether or not they will be used, |
| 4416 | // to claim them even if you wrote "-fstandalone-debug -gline-tables-only" |
| 4417 | bool NeedFullDebug = Args.hasFlag(options::OPT_fstandalone_debug, |
| 4418 | options::OPT_fno_standalone_debug, |
| 4419 | getToolChain().GetDefaultStandaloneDebug()); |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 4420 | if (DebugInfoKind == codegenoptions::LimitedDebugInfo && NeedFullDebug) |
| 4421 | DebugInfoKind = codegenoptions::FullDebugInfo; |
Paul Robinson | 0334a04 | 2015-12-19 19:41:48 +0000 | [diff] [blame] | 4422 | RenderDebugEnablingArgs(Args, CmdArgs, DebugInfoKind, DwarfVersion, |
| 4423 | DebuggerTuning); |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 4424 | |
Eric Christopher | 138c32b | 2013-09-13 22:37:55 +0000 | [diff] [blame] | 4425 | // -ggnu-pubnames turns on gnu style pubnames in the backend. |
| 4426 | if (Args.hasArg(options::OPT_ggnu_pubnames)) { |
| 4427 | CmdArgs.push_back("-backend-option"); |
| 4428 | CmdArgs.push_back("-generate-gnu-dwarf-pub-sections"); |
| 4429 | } |
Eric Christopher | eec89c2 | 2013-06-18 00:03:50 +0000 | [diff] [blame] | 4430 | |
Eric Christopher | 0d403d2 | 2014-02-14 01:27:03 +0000 | [diff] [blame] | 4431 | // -gdwarf-aranges turns on the emission of the aranges section in the |
| 4432 | // backend. |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 4433 | // Always enabled on the PS4. |
| 4434 | if (Args.hasArg(options::OPT_gdwarf_aranges) || IsPS4CPU) { |
Eric Christopher | 0d403d2 | 2014-02-14 01:27:03 +0000 | [diff] [blame] | 4435 | CmdArgs.push_back("-backend-option"); |
| 4436 | CmdArgs.push_back("-generate-arange-section"); |
| 4437 | } |
| 4438 | |
David Blaikie | f36d9ba | 2014-01-27 18:52:43 +0000 | [diff] [blame] | 4439 | if (Args.hasFlag(options::OPT_fdebug_types_section, |
| 4440 | options::OPT_fno_debug_types_section, false)) { |
David Blaikie | d74be70 | 2014-01-18 02:02:06 +0000 | [diff] [blame] | 4441 | CmdArgs.push_back("-backend-option"); |
| 4442 | CmdArgs.push_back("-generate-type-units"); |
| 4443 | } |
Eric Christopher | eec89c2 | 2013-06-18 00:03:50 +0000 | [diff] [blame] | 4444 | |
Dan Gohman | a5b804b | 2016-01-07 00:50:27 +0000 | [diff] [blame] | 4445 | // CloudABI and WebAssembly use -ffunction-sections and -fdata-sections by |
| 4446 | // default. |
| 4447 | bool UseSeparateSections = Triple.getOS() == llvm::Triple::CloudABI || |
| 4448 | Triple.getArch() == llvm::Triple::wasm32 || |
| 4449 | Triple.getArch() == llvm::Triple::wasm64; |
Ed Schouten | 6e57615 | 2015-03-26 17:50:28 +0000 | [diff] [blame] | 4450 | |
Evgeniy Stepanov | 9e7cb33 | 2014-02-03 11:11:37 +0000 | [diff] [blame] | 4451 | if (Args.hasFlag(options::OPT_ffunction_sections, |
Ed Schouten | 6e57615 | 2015-03-26 17:50:28 +0000 | [diff] [blame] | 4452 | options::OPT_fno_function_sections, UseSeparateSections)) { |
Evgeniy Stepanov | 9e7cb33 | 2014-02-03 11:11:37 +0000 | [diff] [blame] | 4453 | CmdArgs.push_back("-ffunction-sections"); |
| 4454 | } |
| 4455 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4456 | if (Args.hasFlag(options::OPT_fdata_sections, options::OPT_fno_data_sections, |
| 4457 | UseSeparateSections)) { |
Evgeniy Stepanov | 9e7cb33 | 2014-02-03 11:11:37 +0000 | [diff] [blame] | 4458 | CmdArgs.push_back("-fdata-sections"); |
| 4459 | } |
Rafael Espindola | 66bfb275 | 2010-05-06 21:06:04 +0000 | [diff] [blame] | 4460 | |
Rafael Espindola | 6b07a1c | 2015-02-20 18:08:57 +0000 | [diff] [blame] | 4461 | if (!Args.hasFlag(options::OPT_funique_section_names, |
Rafael Espindola | b8a1293 | 2015-05-22 20:44:03 +0000 | [diff] [blame] | 4462 | options::OPT_fno_unique_section_names, true)) |
Rafael Espindola | 6b07a1c | 2015-02-20 18:08:57 +0000 | [diff] [blame] | 4463 | CmdArgs.push_back("-fno-unique-section-names"); |
| 4464 | |
Chris Lattner | 3c77a35 | 2010-06-22 00:03:40 +0000 | [diff] [blame] | 4465 | Args.AddAllArgs(CmdArgs, options::OPT_finstrument_functions); |
| 4466 | |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 4467 | addPGOAndCoverageFlags(C, D, Output, Args, CmdArgs); |
Nick Lewycky | 480cb99 | 2011-05-04 20:46:58 +0000 | [diff] [blame] | 4468 | |
Paul Robinson | d083b9a | 2015-12-16 17:25:27 +0000 | [diff] [blame] | 4469 | // Add runtime flag for PS4 when PGO or Coverage are enabled. |
| 4470 | if (getToolChain().getTriple().isPS4CPU()) |
| 4471 | addPS4ProfileRTArgs(getToolChain(), Args, CmdArgs); |
| 4472 | |
Daniel Dunbar | b25bfde | 2011-10-11 18:20:10 +0000 | [diff] [blame] | 4473 | // Pass options for controlling the default header search paths. |
| 4474 | if (Args.hasArg(options::OPT_nostdinc)) { |
| 4475 | CmdArgs.push_back("-nostdsysteminc"); |
| 4476 | CmdArgs.push_back("-nobuiltininc"); |
| 4477 | } else { |
Daniel Dunbar | 0f41eee | 2011-10-11 18:20:16 +0000 | [diff] [blame] | 4478 | if (Args.hasArg(options::OPT_nostdlibinc)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4479 | CmdArgs.push_back("-nostdsysteminc"); |
Daniel Dunbar | b25bfde | 2011-10-11 18:20:10 +0000 | [diff] [blame] | 4480 | Args.AddLastArg(CmdArgs, options::OPT_nostdincxx); |
| 4481 | Args.AddLastArg(CmdArgs, options::OPT_nobuiltininc); |
| 4482 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4483 | |
Daniel Dunbar | 34e0b8c | 2009-12-15 01:02:52 +0000 | [diff] [blame] | 4484 | // Pass the path to compiler resource files. |
Daniel Dunbar | 34e0b8c | 2009-12-15 01:02:52 +0000 | [diff] [blame] | 4485 | CmdArgs.push_back("-resource-dir"); |
Daniel Dunbar | 3f3e2cd | 2010-01-20 02:35:16 +0000 | [diff] [blame] | 4486 | CmdArgs.push_back(D.ResourceDir.c_str()); |
Daniel Dunbar | 9dc82a2 | 2009-04-07 21:42:00 +0000 | [diff] [blame] | 4487 | |
Argyrios Kyrtzidis | 71731d6 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 4488 | Args.AddLastArg(CmdArgs, options::OPT_working_directory); |
| 4489 | |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4490 | bool ARCMTEnabled = false; |
Argyrios Kyrtzidis | 85230d5 | 2013-09-17 19:14:29 +0000 | [diff] [blame] | 4491 | if (!Args.hasArg(options::OPT_fno_objc_arc, options::OPT_fobjc_arc)) { |
Argyrios Kyrtzidis | c44b93d | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 4492 | if (const Arg *A = Args.getLastArg(options::OPT_ccc_arcmt_check, |
Argyrios Kyrtzidis | 7fbd97f | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 4493 | options::OPT_ccc_arcmt_modify, |
| 4494 | options::OPT_ccc_arcmt_migrate)) { |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4495 | ARCMTEnabled = true; |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 4496 | switch (A->getOption().getID()) { |
| 4497 | default: |
| 4498 | llvm_unreachable("missed a case"); |
Argyrios Kyrtzidis | c44b93d | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 4499 | case options::OPT_ccc_arcmt_check: |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 4500 | CmdArgs.push_back("-arcmt-check"); |
| 4501 | break; |
Argyrios Kyrtzidis | c44b93d | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 4502 | case options::OPT_ccc_arcmt_modify: |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 4503 | CmdArgs.push_back("-arcmt-modify"); |
| 4504 | break; |
Argyrios Kyrtzidis | 7fbd97f | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 4505 | case options::OPT_ccc_arcmt_migrate: |
| 4506 | CmdArgs.push_back("-arcmt-migrate"); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4507 | CmdArgs.push_back("-mt-migrate-directory"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4508 | CmdArgs.push_back(A->getValue()); |
Argyrios Kyrtzidis | d571363 | 2011-07-19 17:20:03 +0000 | [diff] [blame] | 4509 | |
| 4510 | Args.AddLastArg(CmdArgs, options::OPT_arcmt_migrate_report_output); |
| 4511 | Args.AddLastArg(CmdArgs, options::OPT_arcmt_migrate_emit_arc_errors); |
Argyrios Kyrtzidis | 7fbd97f | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 4512 | break; |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 4513 | } |
| 4514 | } |
Argyrios Kyrtzidis | b11a192 | 2013-06-24 19:01:18 +0000 | [diff] [blame] | 4515 | } else { |
| 4516 | Args.ClaimAllArgs(options::OPT_ccc_arcmt_check); |
| 4517 | Args.ClaimAllArgs(options::OPT_ccc_arcmt_modify); |
| 4518 | Args.ClaimAllArgs(options::OPT_ccc_arcmt_migrate); |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 4519 | } |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 4520 | |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4521 | if (const Arg *A = Args.getLastArg(options::OPT_ccc_objcmt_migrate)) { |
| 4522 | if (ARCMTEnabled) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4523 | D.Diag(diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) |
| 4524 | << "-ccc-arcmt-migrate"; |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4525 | } |
| 4526 | CmdArgs.push_back("-mt-migrate-directory"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4527 | CmdArgs.push_back(A->getValue()); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4528 | |
| 4529 | if (!Args.hasArg(options::OPT_objcmt_migrate_literals, |
Fariborz Jahanian | d83ef84 | 2013-07-09 16:59:14 +0000 | [diff] [blame] | 4530 | options::OPT_objcmt_migrate_subscripting, |
| 4531 | options::OPT_objcmt_migrate_property)) { |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4532 | // None specified, means enable them all. |
| 4533 | CmdArgs.push_back("-objcmt-migrate-literals"); |
| 4534 | CmdArgs.push_back("-objcmt-migrate-subscripting"); |
Fariborz Jahanian | d83ef84 | 2013-07-09 16:59:14 +0000 | [diff] [blame] | 4535 | CmdArgs.push_back("-objcmt-migrate-property"); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4536 | } else { |
| 4537 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_literals); |
| 4538 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_subscripting); |
Fariborz Jahanian | d83ef84 | 2013-07-09 16:59:14 +0000 | [diff] [blame] | 4539 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_property); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4540 | } |
Argyrios Kyrtzidis | 55ecf99 | 2013-11-13 23:38:20 +0000 | [diff] [blame] | 4541 | } else { |
| 4542 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_literals); |
| 4543 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_subscripting); |
| 4544 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_property); |
| 4545 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_all); |
| 4546 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_readonly_property); |
| 4547 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_readwrite_property); |
Fariborz Jahanian | 773fa2c | 2015-03-03 17:15:38 +0000 | [diff] [blame] | 4548 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_property_dot_syntax); |
Argyrios Kyrtzidis | 55ecf99 | 2013-11-13 23:38:20 +0000 | [diff] [blame] | 4549 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_annotation); |
| 4550 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_instancetype); |
| 4551 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_nsmacros); |
| 4552 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_protocol_conformance); |
| 4553 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_atomic_property); |
| 4554 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_returns_innerpointer_property); |
| 4555 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_ns_nonatomic_iosonly); |
Argyrios Kyrtzidis | 74aa0256 | 2013-12-11 01:29:48 +0000 | [diff] [blame] | 4556 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_designated_init); |
Argyrios Kyrtzidis | d5ba86b | 2013-12-10 18:36:53 +0000 | [diff] [blame] | 4557 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_whitelist_dir_path); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 4558 | } |
| 4559 | |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4560 | // Add preprocessing options like -I, -D, etc. if we are using the |
| 4561 | // preprocessor. |
| 4562 | // |
| 4563 | // FIXME: Support -fpreprocessed |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4564 | if (types::getPreprocessedType(InputType) != types::TY_INVALID) |
Artem Belevich | fa11ab5 | 2015-11-17 22:28:46 +0000 | [diff] [blame] | 4565 | AddPreprocessingOptions(C, JA, D, Args, CmdArgs, Output, Inputs, |
| 4566 | AuxToolChain); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4567 | |
Rafael Espindola | a743192 | 2011-07-21 23:40:37 +0000 | [diff] [blame] | 4568 | // Don't warn about "clang -c -DPIC -fPIC test.i" because libtool.m4 assumes |
| 4569 | // that "The compiler can only warn and ignore the option if not recognized". |
| 4570 | // When building with ccache, it will pass -D options to clang even on |
| 4571 | // preprocessed inputs and configure concludes that -fPIC is not supported. |
| 4572 | Args.ClaimAllArgs(options::OPT_D); |
| 4573 | |
Alp Toker | 7874bdc | 2013-11-15 20:40:58 +0000 | [diff] [blame] | 4574 | // Manually translate -O4 to -O3; let clang reject others. |
Rafael Espindola | ad70d96 | 2013-08-27 16:58:15 +0000 | [diff] [blame] | 4575 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
| 4576 | if (A->getOption().matches(options::OPT_O4)) { |
| 4577 | CmdArgs.push_back("-O3"); |
| 4578 | D.Diag(diag::warn_O4_is_O3); |
| 4579 | } else { |
| 4580 | A->render(Args, CmdArgs); |
| 4581 | } |
| 4582 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4583 | |
Sylvestre Ledru | 2fe501e | 2014-07-11 11:43:57 +0000 | [diff] [blame] | 4584 | // Warn about ignored options to clang. |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 4585 | for (const Arg *A : |
| 4586 | Args.filtered(options::OPT_clang_ignored_gcc_optimization_f_Group)) { |
| 4587 | D.Diag(diag::warn_ignored_gcc_optimization) << A->getAsString(Args); |
Douglas Katzman | 8b50e01 | 2015-08-05 18:03:47 +0000 | [diff] [blame] | 4588 | A->claim(); |
Sylvestre Ledru | 2fe501e | 2014-07-11 11:43:57 +0000 | [diff] [blame] | 4589 | } |
| 4590 | |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 4591 | claimNoWarnArgs(Args); |
Chad Rosier | 86b8208 | 2012-12-12 20:06:31 +0000 | [diff] [blame] | 4592 | |
Richard Smith | 3be1cb2 | 2014-08-07 00:24:21 +0000 | [diff] [blame] | 4593 | Args.AddAllArgs(CmdArgs, options::OPT_R_Group); |
Daniel Dunbar | 945577c | 2009-10-29 02:24:45 +0000 | [diff] [blame] | 4594 | Args.AddAllArgs(CmdArgs, options::OPT_W_Group); |
Ted Kremenek | b22ea2a | 2012-07-07 05:53:30 +0000 | [diff] [blame] | 4595 | if (Args.hasFlag(options::OPT_pedantic, options::OPT_no_pedantic, false)) |
| 4596 | CmdArgs.push_back("-pedantic"); |
Daniel Dunbar | 945577c | 2009-10-29 02:24:45 +0000 | [diff] [blame] | 4597 | Args.AddLastArg(CmdArgs, options::OPT_pedantic_errors); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4598 | Args.AddLastArg(CmdArgs, options::OPT_w); |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 4599 | |
| 4600 | // Handle -{std, ansi, trigraphs} -- take the last of -{std, ansi} |
Hans Wennborg | ec99382 | 2013-07-31 16:57:56 +0000 | [diff] [blame] | 4601 | // (-ansi is equivalent to -std=c89 or -std=c++98). |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 4602 | // |
| 4603 | // If a std is supplied, only add -trigraphs if it follows the |
| 4604 | // option. |
David Majnemer | 8db9176 | 2015-05-18 04:49:30 +0000 | [diff] [blame] | 4605 | bool ImplyVCPPCXXVer = false; |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 4606 | if (Arg *Std = Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi)) { |
| 4607 | if (Std->getOption().matches(options::OPT_ansi)) |
Nuno Lopes | 275225d | 2009-10-16 14:28:06 +0000 | [diff] [blame] | 4608 | if (types::isCXX(InputType)) |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 4609 | CmdArgs.push_back("-std=c++98"); |
Nuno Lopes | 275225d | 2009-10-16 14:28:06 +0000 | [diff] [blame] | 4610 | else |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 4611 | CmdArgs.push_back("-std=c89"); |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 4612 | else |
| 4613 | Std->render(Args, CmdArgs); |
| 4614 | |
Nico Weber | 0072150 | 2014-12-23 22:32:37 +0000 | [diff] [blame] | 4615 | // If -f(no-)trigraphs appears after the language standard flag, honor it. |
Daniel Dunbar | 3f1a1ff | 2010-06-14 21:23:08 +0000 | [diff] [blame] | 4616 | if (Arg *A = Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi, |
Nico Weber | 0072150 | 2014-12-23 22:32:37 +0000 | [diff] [blame] | 4617 | options::OPT_ftrigraphs, |
| 4618 | options::OPT_fno_trigraphs)) |
Daniel Dunbar | 3f1a1ff | 2010-06-14 21:23:08 +0000 | [diff] [blame] | 4619 | if (A != Std) |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 4620 | A->render(Args, CmdArgs); |
Daniel Dunbar | 72a6090 | 2009-04-26 01:10:38 +0000 | [diff] [blame] | 4621 | } else { |
| 4622 | // Honor -std-default. |
Daniel Dunbar | 1299819 | 2010-01-29 21:03:02 +0000 | [diff] [blame] | 4623 | // |
| 4624 | // FIXME: Clang doesn't correctly handle -std= when the input language |
| 4625 | // doesn't match. For the time being just ignore this for C++ inputs; |
| 4626 | // eventually we want to do all the standard defaulting here instead of |
| 4627 | // splitting it between the driver and clang -cc1. |
| 4628 | if (!types::isCXX(InputType)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4629 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ, "-std=", |
| 4630 | /*Joined=*/true); |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 4631 | else if (IsWindowsMSVC) |
David Majnemer | 8db9176 | 2015-05-18 04:49:30 +0000 | [diff] [blame] | 4632 | ImplyVCPPCXXVer = true; |
Nico Weber | 723b4f0 | 2012-08-30 02:08:31 +0000 | [diff] [blame] | 4633 | |
Nico Weber | 0072150 | 2014-12-23 22:32:37 +0000 | [diff] [blame] | 4634 | Args.AddLastArg(CmdArgs, options::OPT_ftrigraphs, |
| 4635 | options::OPT_fno_trigraphs); |
Daniel Dunbar | 72a6090 | 2009-04-26 01:10:38 +0000 | [diff] [blame] | 4636 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4637 | |
Richard Smith | 282b449 | 2013-09-04 22:50:31 +0000 | [diff] [blame] | 4638 | // GCC's behavior for -Wwrite-strings is a bit strange: |
| 4639 | // * In C, this "warning flag" changes the types of string literals from |
| 4640 | // 'char[N]' to 'const char[N]', and thus triggers an unrelated warning |
| 4641 | // for the discarded qualifier. |
| 4642 | // * In C++, this is just a normal warning flag. |
| 4643 | // |
| 4644 | // Implementing this warning correctly in C is hard, so we follow GCC's |
| 4645 | // behavior for now. FIXME: Directly diagnose uses of a string literal as |
| 4646 | // a non-const char* in C, rather than using this crude hack. |
| 4647 | if (!types::isCXX(InputType)) { |
Argyrios Kyrtzidis | 25f2afde | 2014-02-07 08:33:28 +0000 | [diff] [blame] | 4648 | // FIXME: This should behave just like a warning flag, and thus should also |
| 4649 | // respect -Weverything, -Wno-everything, -Werror=write-strings, and so on. |
| 4650 | Arg *WriteStrings = |
| 4651 | Args.getLastArg(options::OPT_Wwrite_strings, |
| 4652 | options::OPT_Wno_write_strings, options::OPT_w); |
| 4653 | if (WriteStrings && |
| 4654 | WriteStrings->getOption().matches(options::OPT_Wwrite_strings)) |
Richard Smith | 282b449 | 2013-09-04 22:50:31 +0000 | [diff] [blame] | 4655 | CmdArgs.push_back("-fconst-strings"); |
Chandler Carruth | b009b14 | 2011-04-23 06:30:43 +0000 | [diff] [blame] | 4656 | } |
| 4657 | |
Chandler Carruth | 61fbf62 | 2011-04-23 09:27:53 +0000 | [diff] [blame] | 4658 | // GCC provides a macro definition '__DEPRECATED' when -Wdeprecated is active |
Chandler Carruth | 30483fb | 2011-04-23 19:48:40 +0000 | [diff] [blame] | 4659 | // during C++ compilation, which it is by default. GCC keeps this define even |
| 4660 | // in the presence of '-w', match this behavior bug-for-bug. |
| 4661 | if (types::isCXX(InputType) && |
| 4662 | Args.hasFlag(options::OPT_Wdeprecated, options::OPT_Wno_deprecated, |
| 4663 | true)) { |
| 4664 | CmdArgs.push_back("-fdeprecated-macro"); |
Chandler Carruth | 61fbf62 | 2011-04-23 09:27:53 +0000 | [diff] [blame] | 4665 | } |
| 4666 | |
Chandler Carruth | e039148 | 2010-05-22 02:21:53 +0000 | [diff] [blame] | 4667 | // Translate GCC's misnamer '-fasm' arguments to '-fgnu-keywords'. |
| 4668 | if (Arg *Asm = Args.getLastArg(options::OPT_fasm, options::OPT_fno_asm)) { |
| 4669 | if (Asm->getOption().matches(options::OPT_fasm)) |
| 4670 | CmdArgs.push_back("-fgnu-keywords"); |
| 4671 | else |
| 4672 | CmdArgs.push_back("-fno-gnu-keywords"); |
| 4673 | } |
| 4674 | |
Nick Lewycky | 1d617ac | 2011-10-17 23:05:52 +0000 | [diff] [blame] | 4675 | if (ShouldDisableDwarfDirectory(Args, getToolChain())) |
| 4676 | CmdArgs.push_back("-fno-dwarf-directory-asm"); |
| 4677 | |
Daniel Dunbar | e246fbe | 2013-04-16 18:21:19 +0000 | [diff] [blame] | 4678 | if (ShouldDisableAutolink(Args, getToolChain())) |
| 4679 | CmdArgs.push_back("-fno-autolink"); |
| 4680 | |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 4681 | // Add in -fdebug-compilation-dir if necessary. |
| 4682 | addDebugCompDirArg(Args, CmdArgs); |
Nick Lewycky | ba743b7 | 2011-10-21 02:32:14 +0000 | [diff] [blame] | 4683 | |
Saleem Abdulrasool | 436256a | 2015-10-12 20:21:08 +0000 | [diff] [blame] | 4684 | for (const Arg *A : Args.filtered(options::OPT_fdebug_prefix_map_EQ)) { |
| 4685 | StringRef Map = A->getValue(); |
| 4686 | if (Map.find('=') == StringRef::npos) |
| 4687 | D.Diag(diag::err_drv_invalid_argument_to_fdebug_prefix_map) << Map; |
| 4688 | else |
| 4689 | CmdArgs.push_back(Args.MakeArgString("-fdebug-prefix-map=" + Map)); |
| 4690 | A->claim(); |
| 4691 | } |
| 4692 | |
Richard Smith | 9a56882 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 4693 | if (Arg *A = Args.getLastArg(options::OPT_ftemplate_depth_, |
| 4694 | options::OPT_ftemplate_depth_EQ)) { |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4695 | CmdArgs.push_back("-ftemplate-depth"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4696 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4697 | } |
| 4698 | |
Richard Smith | 79c927b | 2013-11-06 19:31:51 +0000 | [diff] [blame] | 4699 | if (Arg *A = Args.getLastArg(options::OPT_foperator_arrow_depth_EQ)) { |
| 4700 | CmdArgs.push_back("-foperator-arrow-depth"); |
| 4701 | CmdArgs.push_back(A->getValue()); |
| 4702 | } |
| 4703 | |
Richard Smith | 9a56882 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 4704 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_depth_EQ)) { |
| 4705 | CmdArgs.push_back("-fconstexpr-depth"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4706 | CmdArgs.push_back(A->getValue()); |
Richard Smith | 9a56882 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 4707 | } |
| 4708 | |
Richard Smith | a3d3bd2 | 2013-05-08 02:12:03 +0000 | [diff] [blame] | 4709 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_steps_EQ)) { |
| 4710 | CmdArgs.push_back("-fconstexpr-steps"); |
| 4711 | CmdArgs.push_back(A->getValue()); |
| 4712 | } |
| 4713 | |
Richard Smith | b3a1452 | 2013-02-22 01:59:51 +0000 | [diff] [blame] | 4714 | if (Arg *A = Args.getLastArg(options::OPT_fbracket_depth_EQ)) { |
| 4715 | CmdArgs.push_back("-fbracket-depth"); |
| 4716 | CmdArgs.push_back(A->getValue()); |
| 4717 | } |
| 4718 | |
Argyrios Kyrtzidis | ef6c8da | 2010-11-18 00:20:36 +0000 | [diff] [blame] | 4719 | if (Arg *A = Args.getLastArg(options::OPT_Wlarge_by_value_copy_EQ, |
| 4720 | options::OPT_Wlarge_by_value_copy_def)) { |
Jean-Daniel Dupas | 73d801c | 2012-05-04 08:08:37 +0000 | [diff] [blame] | 4721 | if (A->getNumValues()) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4722 | StringRef bytes = A->getValue(); |
Jean-Daniel Dupas | 73d801c | 2012-05-04 08:08:37 +0000 | [diff] [blame] | 4723 | CmdArgs.push_back(Args.MakeArgString("-Wlarge-by-value-copy=" + bytes)); |
| 4724 | } else |
| 4725 | CmdArgs.push_back("-Wlarge-by-value-copy=64"); // default value |
Argyrios Kyrtzidis | af84ec0 | 2010-11-17 23:11:54 +0000 | [diff] [blame] | 4726 | } |
| 4727 | |
Michael J. Spencer | 929fccd | 2012-10-22 22:13:48 +0000 | [diff] [blame] | 4728 | if (Args.hasArg(options::OPT_relocatable_pch)) |
Daniel Dunbar | 8bed86c | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 4729 | CmdArgs.push_back("-relocatable-pch"); |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4730 | |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 4731 | if (Arg *A = Args.getLastArg(options::OPT_fconstant_string_class_EQ)) { |
| 4732 | CmdArgs.push_back("-fconstant-string-class"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4733 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 4734 | } |
David Chisnall | 5778fce | 2009-08-31 16:41:57 +0000 | [diff] [blame] | 4735 | |
Chris Lattner | e23003d | 2010-01-09 21:54:33 +0000 | [diff] [blame] | 4736 | if (Arg *A = Args.getLastArg(options::OPT_ftabstop_EQ)) { |
| 4737 | CmdArgs.push_back("-ftabstop"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4738 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | e23003d | 2010-01-09 21:54:33 +0000 | [diff] [blame] | 4739 | } |
| 4740 | |
Chris Lattner | b35583d | 2010-04-07 20:49:23 +0000 | [diff] [blame] | 4741 | CmdArgs.push_back("-ferror-limit"); |
| 4742 | if (Arg *A = Args.getLastArg(options::OPT_ferror_limit_EQ)) |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4743 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | b35583d | 2010-04-07 20:49:23 +0000 | [diff] [blame] | 4744 | else |
| 4745 | CmdArgs.push_back("19"); |
Douglas Gregor | ffed1cb | 2010-04-20 07:18:24 +0000 | [diff] [blame] | 4746 | |
Chandler Carruth | a77a727 | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 4747 | if (Arg *A = Args.getLastArg(options::OPT_fmacro_backtrace_limit_EQ)) { |
| 4748 | CmdArgs.push_back("-fmacro-backtrace-limit"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4749 | CmdArgs.push_back(A->getValue()); |
Chandler Carruth | a77a727 | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 4750 | } |
| 4751 | |
| 4752 | if (Arg *A = Args.getLastArg(options::OPT_ftemplate_backtrace_limit_EQ)) { |
| 4753 | CmdArgs.push_back("-ftemplate-backtrace-limit"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4754 | CmdArgs.push_back(A->getValue()); |
Chandler Carruth | a77a727 | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 4755 | } |
| 4756 | |
Richard Smith | f6f003a | 2011-12-16 19:06:07 +0000 | [diff] [blame] | 4757 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_backtrace_limit_EQ)) { |
| 4758 | CmdArgs.push_back("-fconstexpr-backtrace-limit"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4759 | CmdArgs.push_back(A->getValue()); |
Richard Smith | f6f003a | 2011-12-16 19:06:07 +0000 | [diff] [blame] | 4760 | } |
| 4761 | |
Nick Lewycky | 2465326 | 2014-12-16 21:39:02 +0000 | [diff] [blame] | 4762 | if (Arg *A = Args.getLastArg(options::OPT_fspell_checking_limit_EQ)) { |
| 4763 | CmdArgs.push_back("-fspell-checking-limit"); |
| 4764 | CmdArgs.push_back(A->getValue()); |
| 4765 | } |
| 4766 | |
Daniel Dunbar | 2c97847 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 4767 | // Pass -fmessage-length=. |
Daniel Dunbar | 84bb793 | 2009-11-30 08:40:54 +0000 | [diff] [blame] | 4768 | CmdArgs.push_back("-fmessage-length"); |
Daniel Dunbar | 2c97847 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 4769 | if (Arg *A = Args.getLastArg(options::OPT_fmessage_length_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4770 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 2c97847 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 4771 | } else { |
| 4772 | // If -fmessage-length=N was not specified, determine whether this is a |
| 4773 | // terminal and, if so, implicitly define -fmessage-length appropriately. |
| 4774 | unsigned N = llvm::sys::Process::StandardErrColumns(); |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4775 | CmdArgs.push_back(Args.MakeArgString(Twine(N))); |
Daniel Dunbar | 2c97847 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 4776 | } |
| 4777 | |
John McCall | b4a99d3 | 2013-02-19 01:57:35 +0000 | [diff] [blame] | 4778 | // -fvisibility= and -fvisibility-ms-compat are of a piece. |
| 4779 | if (const Arg *A = Args.getLastArg(options::OPT_fvisibility_EQ, |
| 4780 | options::OPT_fvisibility_ms_compat)) { |
| 4781 | if (A->getOption().matches(options::OPT_fvisibility_EQ)) { |
| 4782 | CmdArgs.push_back("-fvisibility"); |
| 4783 | CmdArgs.push_back(A->getValue()); |
| 4784 | } else { |
| 4785 | assert(A->getOption().matches(options::OPT_fvisibility_ms_compat)); |
| 4786 | CmdArgs.push_back("-fvisibility"); |
| 4787 | CmdArgs.push_back("hidden"); |
| 4788 | CmdArgs.push_back("-ftype-visibility"); |
| 4789 | CmdArgs.push_back("default"); |
| 4790 | } |
Daniel Dunbar | e357d56 | 2009-12-03 18:42:11 +0000 | [diff] [blame] | 4791 | } |
| 4792 | |
Douglas Gregor | 0832963 | 2010-06-15 17:05:35 +0000 | [diff] [blame] | 4793 | Args.AddLastArg(CmdArgs, options::OPT_fvisibility_inlines_hidden); |
Michael J. Spencer | 4c0ffa8 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 4794 | |
Hans Wennborg | f60f6af | 2012-06-28 08:01:44 +0000 | [diff] [blame] | 4795 | Args.AddLastArg(CmdArgs, options::OPT_ftlsmodel_EQ); |
| 4796 | |
Daniel Dunbar | e46b52a | 2010-03-20 04:52:14 +0000 | [diff] [blame] | 4797 | // -fhosted is default. |
Chad Rosier | 4fab82c | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 4798 | if (Args.hasFlag(options::OPT_ffreestanding, options::OPT_fhosted, false) || |
| 4799 | KernelOrKext) |
Daniel Dunbar | e46b52a | 2010-03-20 04:52:14 +0000 | [diff] [blame] | 4800 | CmdArgs.push_back("-ffreestanding"); |
| 4801 | |
Daniel Dunbar | e357d56 | 2009-12-03 18:42:11 +0000 | [diff] [blame] | 4802 | // Forward -f (flag) options which we can pass directly. |
Daniel Dunbar | 3a148f2 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 4803 | Args.AddLastArg(CmdArgs, options::OPT_femit_all_decls); |
Daniel Dunbar | 3a148f2 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 4804 | Args.AddLastArg(CmdArgs, options::OPT_fheinous_gnu_extensions); |
Eric Christopher | 8605082 | 2011-10-25 07:13:06 +0000 | [diff] [blame] | 4805 | Args.AddLastArg(CmdArgs, options::OPT_fno_operator_names); |
Chih-Hung Hsieh | 2c656c9 | 2015-07-28 16:27:56 +0000 | [diff] [blame] | 4806 | // Emulated TLS is enabled by default on Android, and can be enabled manually |
| 4807 | // with -femulated-tls. |
NAKAMURA Takumi | 33ff1dd | 2016-01-16 03:44:52 +0000 | [diff] [blame] | 4808 | bool EmulatedTLSDefault = Triple.isAndroid() || Triple.isWindowsCygwinEnvironment(); |
Chih-Hung Hsieh | 2c656c9 | 2015-07-28 16:27:56 +0000 | [diff] [blame] | 4809 | if (Args.hasFlag(options::OPT_femulated_tls, options::OPT_fno_emulated_tls, |
| 4810 | EmulatedTLSDefault)) |
| 4811 | CmdArgs.push_back("-femulated-tls"); |
Ulrich Weigand | 3c5038a | 2015-07-30 14:08:36 +0000 | [diff] [blame] | 4812 | // AltiVec-like language extensions aren't relevant for assembling. |
| 4813 | if (!isa<PreprocessJobAction>(JA) || Output.getType() != types::TY_PP_Asm) { |
Bill Schmidt | b3b804e | 2013-07-03 15:36:02 +0000 | [diff] [blame] | 4814 | Args.AddLastArg(CmdArgs, options::OPT_faltivec); |
Ulrich Weigand | 3c5038a | 2015-07-30 14:08:36 +0000 | [diff] [blame] | 4815 | Args.AddLastArg(CmdArgs, options::OPT_fzvector); |
| 4816 | } |
Richard Trieu | 9184423 | 2012-06-26 18:18:47 +0000 | [diff] [blame] | 4817 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_show_template_tree); |
| 4818 | Args.AddLastArg(CmdArgs, options::OPT_fno_elide_type); |
Chad Rosier | 864dfe1 | 2012-03-13 23:45:51 +0000 | [diff] [blame] | 4819 | |
Alexey Bataev | db39021 | 2015-05-20 04:24:19 +0000 | [diff] [blame] | 4820 | // Forward flags for OpenMP |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 4821 | if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ, |
| 4822 | options::OPT_fno_openmp, false)) |
| 4823 | switch (getOpenMPRuntime(getToolChain(), Args)) { |
| 4824 | case OMPRT_OMP: |
| 4825 | case OMPRT_IOMP5: |
| 4826 | // Clang can generate useful OpenMP code for these two runtime libraries. |
| 4827 | CmdArgs.push_back("-fopenmp"); |
Samuel Antao | f8b5012 | 2015-07-13 22:54:53 +0000 | [diff] [blame] | 4828 | |
| 4829 | // If no option regarding the use of TLS in OpenMP codegeneration is |
| 4830 | // given, decide a default based on the target. Otherwise rely on the |
| 4831 | // options and pass the right information to the frontend. |
| 4832 | if (!Args.hasFlag(options::OPT_fopenmp_use_tls, |
Alexey Bataev | 6a43c00 | 2015-09-10 12:06:58 +0000 | [diff] [blame] | 4833 | options::OPT_fnoopenmp_use_tls, /*Default=*/true)) |
Samuel Antao | f8b5012 | 2015-07-13 22:54:53 +0000 | [diff] [blame] | 4834 | CmdArgs.push_back("-fnoopenmp-use-tls"); |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 4835 | break; |
| 4836 | default: |
| 4837 | // By default, if Clang doesn't know how to generate useful OpenMP code |
| 4838 | // for a specific runtime library, we just don't pass the '-fopenmp' flag |
| 4839 | // down to the actual compilation. |
| 4840 | // FIXME: It would be better to have a mode which *only* omits IR |
| 4841 | // generation based on the OpenMP support so that we get consistent |
| 4842 | // semantic analysis, etc. |
| 4843 | break; |
| 4844 | } |
Alexey Bataev | db39021 | 2015-05-20 04:24:19 +0000 | [diff] [blame] | 4845 | |
Peter Collingbourne | 3270164 | 2013-11-01 18:16:25 +0000 | [diff] [blame] | 4846 | const SanitizerArgs &Sanitize = getToolChain().getSanitizerArgs(); |
Peter Collingbourne | 581f438 | 2015-07-02 01:48:12 +0000 | [diff] [blame] | 4847 | Sanitize.addArgs(getToolChain(), Args, CmdArgs, InputType); |
Richard Smith | 52be619 | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 4848 | |
Eric Christopher | 459d271 | 2013-02-19 06:16:53 +0000 | [diff] [blame] | 4849 | // Report an error for -faltivec on anything other than PowerPC. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 4850 | if (const Arg *A = Args.getLastArg(options::OPT_faltivec)) { |
| 4851 | const llvm::Triple::ArchType Arch = getToolChain().getArch(); |
| 4852 | if (!(Arch == llvm::Triple::ppc || Arch == llvm::Triple::ppc64 || |
| 4853 | Arch == llvm::Triple::ppc64le)) |
| 4854 | D.Diag(diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) |
| 4855 | << "ppc/ppc64/ppc64le"; |
| 4856 | } |
Chad Rosier | 864dfe1 | 2012-03-13 23:45:51 +0000 | [diff] [blame] | 4857 | |
Ulrich Weigand | 3c5038a | 2015-07-30 14:08:36 +0000 | [diff] [blame] | 4858 | // -fzvector is incompatible with -faltivec. |
| 4859 | if (Arg *A = Args.getLastArg(options::OPT_fzvector)) |
| 4860 | if (Args.hasArg(options::OPT_faltivec)) |
| 4861 | D.Diag(diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) |
| 4862 | << "-faltivec"; |
| 4863 | |
Daniel Dunbar | 733b0f8 | 2011-03-01 18:49:30 +0000 | [diff] [blame] | 4864 | if (getToolChain().SupportsProfiling()) |
| 4865 | Args.AddLastArg(CmdArgs, options::OPT_pg); |
Daniel Dunbar | 35621a9 | 2010-03-16 16:57:46 +0000 | [diff] [blame] | 4866 | |
| 4867 | // -flax-vector-conversions is default. |
| 4868 | if (!Args.hasFlag(options::OPT_flax_vector_conversions, |
| 4869 | options::OPT_fno_lax_vector_conversions)) |
| 4870 | CmdArgs.push_back("-fno-lax-vector-conversions"); |
| 4871 | |
John Brawn | a7b4ec0 | 2015-08-10 11:11:28 +0000 | [diff] [blame] | 4872 | if (Args.getLastArg(options::OPT_fapple_kext) || |
| 4873 | (Args.hasArg(options::OPT_mkernel) && types::isCXX(InputType))) |
Fariborz Jahanian | a4cfff8 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 4874 | CmdArgs.push_back("-fapple-kext"); |
| 4875 | |
Fariborz Jahanian | a4404f2 | 2009-05-22 20:17:16 +0000 | [diff] [blame] | 4876 | Args.AddLastArg(CmdArgs, options::OPT_fobjc_sender_dependent_dispatch); |
Chris Lattner | 6968641 | 2009-04-21 05:34:31 +0000 | [diff] [blame] | 4877 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_print_source_range_info); |
Douglas Gregor | eec975c | 2010-08-19 20:24:43 +0000 | [diff] [blame] | 4878 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_parseable_fixits); |
Daniel Dunbar | 3a148f2 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 4879 | Args.AddLastArg(CmdArgs, options::OPT_ftime_report); |
| 4880 | Args.AddLastArg(CmdArgs, options::OPT_ftrapv); |
David Chisnall | dd84ef1 | 2010-09-17 18:29:54 +0000 | [diff] [blame] | 4881 | |
| 4882 | if (Arg *A = Args.getLastArg(options::OPT_ftrapv_handler_EQ)) { |
| 4883 | CmdArgs.push_back("-ftrapv-handler"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4884 | CmdArgs.push_back(A->getValue()); |
David Chisnall | dd84ef1 | 2010-09-17 18:29:54 +0000 | [diff] [blame] | 4885 | } |
| 4886 | |
Bob Wilson | 14adb36 | 2012-02-03 06:27:22 +0000 | [diff] [blame] | 4887 | Args.AddLastArg(CmdArgs, options::OPT_ftrap_function_EQ); |
Evan Cheng | 04c9429 | 2011-04-08 21:37:45 +0000 | [diff] [blame] | 4888 | |
Chandler Carruth | 6e50103 | 2011-03-27 00:04:55 +0000 | [diff] [blame] | 4889 | // -fno-strict-overflow implies -fwrapv if it isn't disabled, but |
| 4890 | // -fstrict-overflow won't turn off an explicitly enabled -fwrapv. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4891 | if (Arg *A = Args.getLastArg(options::OPT_fwrapv, options::OPT_fno_wrapv)) { |
Chandler Carruth | 6e50103 | 2011-03-27 00:04:55 +0000 | [diff] [blame] | 4892 | if (A->getOption().matches(options::OPT_fwrapv)) |
| 4893 | CmdArgs.push_back("-fwrapv"); |
| 4894 | } else if (Arg *A = Args.getLastArg(options::OPT_fstrict_overflow, |
| 4895 | options::OPT_fno_strict_overflow)) { |
| 4896 | if (A->getOption().matches(options::OPT_fno_strict_overflow)) |
| 4897 | CmdArgs.push_back("-fwrapv"); |
| 4898 | } |
Hal Finkel | ce0697f | 2013-11-17 16:03:29 +0000 | [diff] [blame] | 4899 | |
| 4900 | if (Arg *A = Args.getLastArg(options::OPT_freroll_loops, |
| 4901 | options::OPT_fno_reroll_loops)) |
| 4902 | if (A->getOption().matches(options::OPT_freroll_loops)) |
| 4903 | CmdArgs.push_back("-freroll-loops"); |
| 4904 | |
Daniel Dunbar | 3a148f2 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 4905 | Args.AddLastArg(CmdArgs, options::OPT_fwritable_strings); |
Chandler Carruth | 54c2910 | 2013-08-08 08:34:35 +0000 | [diff] [blame] | 4906 | Args.AddLastArg(CmdArgs, options::OPT_funroll_loops, |
| 4907 | options::OPT_fno_unroll_loops); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4908 | |
Daniel Dunbar | a77eaeb | 2009-09-03 04:54:28 +0000 | [diff] [blame] | 4909 | Args.AddLastArg(CmdArgs, options::OPT_pthread); |
| 4910 | |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 4911 | // -stack-protector=0 is default. |
| 4912 | unsigned StackProtectorLevel = 0; |
Evgeniy Stepanov | 368d307 | 2016-04-11 22:27:55 +0000 | [diff] [blame] | 4913 | if (Arg *A = Args.getLastArg(options::OPT_fno_stack_protector, |
| 4914 | options::OPT_fstack_protector_all, |
| 4915 | options::OPT_fstack_protector_strong, |
| 4916 | options::OPT_fstack_protector)) { |
Rafael Espindola | ce5c609 | 2014-05-22 22:57:39 +0000 | [diff] [blame] | 4917 | if (A->getOption().matches(options::OPT_fstack_protector)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4918 | StackProtectorLevel = std::max<unsigned>( |
| 4919 | LangOptions::SSPOn, |
| 4920 | getToolChain().GetDefaultStackProtectorLevel(KernelOrKext)); |
Rafael Espindola | ce5c609 | 2014-05-22 22:57:39 +0000 | [diff] [blame] | 4921 | } else if (A->getOption().matches(options::OPT_fstack_protector_strong)) |
Josh Magee | e0fc1a8 | 2014-02-11 01:35:14 +0000 | [diff] [blame] | 4922 | StackProtectorLevel = LangOptions::SSPStrong; |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 4923 | else if (A->getOption().matches(options::OPT_fstack_protector_all)) |
Josh Magee | e0fc1a8 | 2014-02-11 01:35:14 +0000 | [diff] [blame] | 4924 | StackProtectorLevel = LangOptions::SSPReq; |
Nico Weber | dd47363 | 2011-08-23 07:38:27 +0000 | [diff] [blame] | 4925 | } else { |
| 4926 | StackProtectorLevel = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4927 | getToolChain().GetDefaultStackProtectorLevel(KernelOrKext); |
Nico Weber | dd47363 | 2011-08-23 07:38:27 +0000 | [diff] [blame] | 4928 | } |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 4929 | if (StackProtectorLevel) { |
| 4930 | CmdArgs.push_back("-stack-protector"); |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4931 | CmdArgs.push_back(Args.MakeArgString(Twine(StackProtectorLevel))); |
Joerg Sonnenberger | 85e2bbc | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 4932 | } |
Chad Rosier | db3da83 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 4933 | |
Joerg Sonnenberger | 85e2bbc | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 4934 | // --param ssp-buffer-size= |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 4935 | for (const Arg *A : Args.filtered(options::OPT__param)) { |
| 4936 | StringRef Str(A->getValue()); |
Joerg Sonnenberger | 85e2bbc | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 4937 | if (Str.startswith("ssp-buffer-size=")) { |
| 4938 | if (StackProtectorLevel) { |
Chad Rosier | db3da83 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 4939 | CmdArgs.push_back("-stack-protector-buffer-size"); |
| 4940 | // FIXME: Verify the argument is a valid integer. |
| 4941 | CmdArgs.push_back(Args.MakeArgString(Str.drop_front(16))); |
Chad Rosier | db3da83 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 4942 | } |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 4943 | A->claim(); |
Chad Rosier | db3da83 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 4944 | } |
Bill Wendling | d63bbad | 2009-06-28 07:36:13 +0000 | [diff] [blame] | 4945 | } |
| 4946 | |
Nick Lewycky | f4d3f7a | 2011-12-06 03:33:03 +0000 | [diff] [blame] | 4947 | // Translate -mstackrealign |
| 4948 | if (Args.hasFlag(options::OPT_mstackrealign, options::OPT_mno_stackrealign, |
Akira Hatanaka | aecca04 | 2015-09-11 18:55:09 +0000 | [diff] [blame] | 4949 | false)) |
Nick Lewycky | f4d3f7a | 2011-12-06 03:33:03 +0000 | [diff] [blame] | 4950 | CmdArgs.push_back(Args.MakeArgString("-mstackrealign")); |
Nick Lewycky | f4d3f7a | 2011-12-06 03:33:03 +0000 | [diff] [blame] | 4951 | |
Joerg Sonnenberger | db66ed0 | 2011-12-05 23:05:23 +0000 | [diff] [blame] | 4952 | if (Args.hasArg(options::OPT_mstack_alignment)) { |
| 4953 | StringRef alignment = Args.getLastArgValue(options::OPT_mstack_alignment); |
| 4954 | CmdArgs.push_back(Args.MakeArgString("-mstack-alignment=" + alignment)); |
Eric Christopher | d5c45f6 | 2011-05-02 21:18:22 +0000 | [diff] [blame] | 4955 | } |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 4956 | |
Hans Wennborg | 77dc236 | 2015-01-20 19:45:50 +0000 | [diff] [blame] | 4957 | if (Args.hasArg(options::OPT_mstack_probe_size)) { |
| 4958 | StringRef Size = Args.getLastArgValue(options::OPT_mstack_probe_size); |
| 4959 | |
| 4960 | if (!Size.empty()) |
| 4961 | CmdArgs.push_back(Args.MakeArgString("-mstack-probe-size=" + Size)); |
| 4962 | else |
| 4963 | CmdArgs.push_back("-mstack-probe-size=0"); |
| 4964 | } |
| 4965 | |
Oliver Stannard | dc2854c | 2015-09-03 12:40:58 +0000 | [diff] [blame] | 4966 | switch (getToolChain().getArch()) { |
| 4967 | case llvm::Triple::aarch64: |
| 4968 | case llvm::Triple::aarch64_be: |
| 4969 | case llvm::Triple::arm: |
| 4970 | case llvm::Triple::armeb: |
| 4971 | case llvm::Triple::thumb: |
| 4972 | case llvm::Triple::thumbeb: |
Oliver Stannard | ed8ecc8 | 2014-08-27 16:31:57 +0000 | [diff] [blame] | 4973 | CmdArgs.push_back("-fallow-half-arguments-and-returns"); |
Oliver Stannard | dc2854c | 2015-09-03 12:40:58 +0000 | [diff] [blame] | 4974 | break; |
| 4975 | |
| 4976 | default: |
| 4977 | break; |
| 4978 | } |
Oliver Stannard | ed8ecc8 | 2014-08-27 16:31:57 +0000 | [diff] [blame] | 4979 | |
Weiming Zhao | 580dcfb | 2013-11-13 18:31:23 +0000 | [diff] [blame] | 4980 | if (Arg *A = Args.getLastArg(options::OPT_mrestrict_it, |
| 4981 | options::OPT_mno_restrict_it)) { |
| 4982 | if (A->getOption().matches(options::OPT_mrestrict_it)) { |
| 4983 | CmdArgs.push_back("-backend-option"); |
| 4984 | CmdArgs.push_back("-arm-restrict-it"); |
| 4985 | } else { |
| 4986 | CmdArgs.push_back("-backend-option"); |
| 4987 | CmdArgs.push_back("-arm-no-restrict-it"); |
| 4988 | } |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 4989 | } else if (Triple.isOSWindows() && |
| 4990 | (Triple.getArch() == llvm::Triple::arm || |
| 4991 | Triple.getArch() == llvm::Triple::thumb)) { |
Saleem Abdulrasool | 6deb816 | 2014-05-18 06:42:02 +0000 | [diff] [blame] | 4992 | // Windows on ARM expects restricted IT blocks |
| 4993 | CmdArgs.push_back("-backend-option"); |
| 4994 | CmdArgs.push_back("-arm-restrict-it"); |
Weiming Zhao | 580dcfb | 2013-11-13 18:31:23 +0000 | [diff] [blame] | 4995 | } |
| 4996 | |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 4997 | // Forward -f options with positive and negative forms; we translate |
| 4998 | // these by hand. |
Diego Novillo | 5c29705 | 2013-11-13 12:22:39 +0000 | [diff] [blame] | 4999 | if (Arg *A = Args.getLastArg(options::OPT_fprofile_sample_use_EQ)) { |
| 5000 | StringRef fname = A->getValue(); |
| 5001 | if (!llvm::sys::fs::exists(fname)) |
| 5002 | D.Diag(diag::err_drv_no_such_file) << fname; |
| 5003 | else |
| 5004 | A->render(Args, CmdArgs); |
| 5005 | } |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 5006 | |
Chad Rosier | 7dbc9cf | 2016-01-06 14:35:46 +0000 | [diff] [blame] | 5007 | // -fbuiltin is default unless -mkernel is used. |
| 5008 | bool UseBuiltins = |
| 5009 | Args.hasFlag(options::OPT_fbuiltin, options::OPT_fno_builtin, |
| 5010 | !Args.hasArg(options::OPT_mkernel)); |
| 5011 | if (!UseBuiltins) |
Daniel Dunbar | 484afa2 | 2009-11-19 04:55:23 +0000 | [diff] [blame] | 5012 | CmdArgs.push_back("-fno-builtin"); |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 5013 | |
Chad Rosier | 7dbc9cf | 2016-01-06 14:35:46 +0000 | [diff] [blame] | 5014 | // -ffreestanding implies -fno-builtin. |
| 5015 | if (Args.hasArg(options::OPT_ffreestanding)) |
| 5016 | UseBuiltins = false; |
| 5017 | |
| 5018 | // Process the -fno-builtin-* options. |
| 5019 | for (const auto &Arg : Args) { |
| 5020 | const Option &O = Arg->getOption(); |
| 5021 | if (!O.matches(options::OPT_fno_builtin_)) |
| 5022 | continue; |
| 5023 | |
| 5024 | Arg->claim(); |
| 5025 | // If -fno-builtin is specified, then there's no need to pass the option to |
| 5026 | // the frontend. |
| 5027 | if (!UseBuiltins) |
| 5028 | continue; |
| 5029 | |
| 5030 | StringRef FuncName = Arg->getValue(); |
| 5031 | CmdArgs.push_back(Args.MakeArgString("-fno-builtin-" + FuncName)); |
| 5032 | } |
| 5033 | |
Nuno Lopes | 13c88c7 | 2009-12-16 16:59:22 +0000 | [diff] [blame] | 5034 | if (!Args.hasFlag(options::OPT_fassume_sane_operator_new, |
| 5035 | options::OPT_fno_assume_sane_operator_new)) |
| 5036 | CmdArgs.push_back("-fno-assume-sane-operator-new"); |
| 5037 | |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 5038 | // -fblocks=0 is default. |
| 5039 | if (Args.hasFlag(options::OPT_fblocks, options::OPT_fno_blocks, |
David Chisnall | da20991 | 2011-02-28 17:11:43 +0000 | [diff] [blame] | 5040 | getToolChain().IsBlocksDefault()) || |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5041 | (Args.hasArg(options::OPT_fgnu_runtime) && |
| 5042 | Args.hasArg(options::OPT_fobjc_nonfragile_abi) && |
| 5043 | !Args.hasArg(options::OPT_fno_blocks))) { |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 5044 | CmdArgs.push_back("-fblocks"); |
John McCall | 7959fee | 2011-09-09 20:41:01 +0000 | [diff] [blame] | 5045 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5046 | if (!Args.hasArg(options::OPT_fgnu_runtime) && |
John McCall | 7959fee | 2011-09-09 20:41:01 +0000 | [diff] [blame] | 5047 | !getToolChain().hasBlocksRuntime()) |
| 5048 | CmdArgs.push_back("-fblocks-runtime-optional"); |
David Chisnall | 950a951 | 2009-11-17 19:33:30 +0000 | [diff] [blame] | 5049 | } |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 5050 | |
Richard Smith | 47972af | 2015-06-16 00:08:24 +0000 | [diff] [blame] | 5051 | // -fmodules enables the use of precompiled modules (off by default). |
Richard Smith | ffb6508 | 2014-09-30 23:10:19 +0000 | [diff] [blame] | 5052 | // Users can pass -fno-cxx-modules to turn off modules support for |
Richard Smith | 47972af | 2015-06-16 00:08:24 +0000 | [diff] [blame] | 5053 | // C++/Objective-C++ programs. |
Douglas Gregor | c60437f | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 5054 | bool HaveModules = false; |
Douglas Gregor | 226173a | 2012-01-18 15:19:58 +0000 | [diff] [blame] | 5055 | if (Args.hasFlag(options::OPT_fmodules, options::OPT_fno_modules, false)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5056 | bool AllowedInCXX = Args.hasFlag(options::OPT_fcxx_modules, |
| 5057 | options::OPT_fno_cxx_modules, true); |
Douglas Gregor | c60437f | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 5058 | if (AllowedInCXX || !types::isCXX(InputType)) { |
Douglas Gregor | 226173a | 2012-01-18 15:19:58 +0000 | [diff] [blame] | 5059 | CmdArgs.push_back("-fmodules"); |
Douglas Gregor | c60437f | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 5060 | HaveModules = true; |
| 5061 | } |
| 5062 | } |
| 5063 | |
Richard Smith | 47972af | 2015-06-16 00:08:24 +0000 | [diff] [blame] | 5064 | // -fmodule-maps enables implicit reading of module map files. By default, |
| 5065 | // this is enabled if we are using precompiled modules. |
Richard Smith | cf18b79 | 2015-06-16 00:20:23 +0000 | [diff] [blame] | 5066 | if (Args.hasFlag(options::OPT_fimplicit_module_maps, |
| 5067 | options::OPT_fno_implicit_module_maps, HaveModules)) { |
Richard Smith | 47972af | 2015-06-16 00:08:24 +0000 | [diff] [blame] | 5068 | CmdArgs.push_back("-fimplicit-module-maps"); |
Daniel Jasper | 07e6c40 | 2013-08-05 20:26:17 +0000 | [diff] [blame] | 5069 | } |
| 5070 | |
Daniel Jasper | ac42b75 | 2013-10-21 06:34:34 +0000 | [diff] [blame] | 5071 | // -fmodules-decluse checks that modules used are declared so (off by |
| 5072 | // default). |
Daniel Jasper | ba7f2f7 | 2013-09-24 09:14:14 +0000 | [diff] [blame] | 5073 | if (Args.hasFlag(options::OPT_fmodules_decluse, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5074 | options::OPT_fno_modules_decluse, false)) { |
Daniel Jasper | 6e16d54 | 2013-09-29 12:40:54 +0000 | [diff] [blame] | 5075 | CmdArgs.push_back("-fmodules-decluse"); |
Daniel Jasper | ba7f2f7 | 2013-09-24 09:14:14 +0000 | [diff] [blame] | 5076 | } |
| 5077 | |
Daniel Jasper | 962b38e | 2014-04-11 11:47:45 +0000 | [diff] [blame] | 5078 | // -fmodules-strict-decluse is like -fmodule-decluse, but also checks that |
| 5079 | // all #included headers are part of modules. |
| 5080 | if (Args.hasFlag(options::OPT_fmodules_strict_decluse, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5081 | options::OPT_fno_modules_strict_decluse, false)) { |
Daniel Jasper | 962b38e | 2014-04-11 11:47:45 +0000 | [diff] [blame] | 5082 | CmdArgs.push_back("-fmodules-strict-decluse"); |
| 5083 | } |
| 5084 | |
Manuel Klimek | d2e8b04 | 2015-02-20 11:44:41 +0000 | [diff] [blame] | 5085 | // -fno-implicit-modules turns off implicitly compiling modules on demand. |
| 5086 | if (!Args.hasFlag(options::OPT_fimplicit_modules, |
| 5087 | options::OPT_fno_implicit_modules)) { |
| 5088 | CmdArgs.push_back("-fno-implicit-modules"); |
Richard Smith | 8d83d6d | 2016-03-21 19:06:06 +0000 | [diff] [blame] | 5089 | } else if (HaveModules) { |
| 5090 | // -fmodule-cache-path specifies where our implicitly-built module files |
| 5091 | // should be written. |
| 5092 | SmallString<128> Path; |
| 5093 | if (Arg *A = Args.getLastArg(options::OPT_fmodules_cache_path)) |
| 5094 | Path = A->getValue(); |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 5095 | if (C.isForDiagnostics()) { |
| 5096 | // When generating crash reports, we want to emit the modules along with |
| 5097 | // the reproduction sources, so we ignore any provided module path. |
Daniel Jasper | 7450f91 | 2015-07-10 08:25:54 +0000 | [diff] [blame] | 5098 | Path = Output.getFilename(); |
| 5099 | llvm::sys::path::replace_extension(Path, ".cache"); |
| 5100 | llvm::sys::path::append(Path, "modules"); |
| 5101 | } else if (Path.empty()) { |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 5102 | // No module path was provided: use the default. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 5103 | llvm::sys::path::system_temp_directory(/*erasedOnReboot=*/false, Path); |
Daniel Jasper | 7450f91 | 2015-07-10 08:25:54 +0000 | [diff] [blame] | 5104 | llvm::sys::path::append(Path, "org.llvm.clang."); |
| 5105 | appendUserToPath(Path); |
| 5106 | llvm::sys::path::append(Path, "ModuleCache"); |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 5107 | } |
Douglas Gregor | 4bedb49 | 2013-02-07 22:59:12 +0000 | [diff] [blame] | 5108 | const char Arg[] = "-fmodules-cache-path="; |
Daniel Jasper | 7450f91 | 2015-07-10 08:25:54 +0000 | [diff] [blame] | 5109 | Path.insert(Path.begin(), Arg, Arg + strlen(Arg)); |
| 5110 | CmdArgs.push_back(Args.MakeArgString(Path)); |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 5111 | } |
| 5112 | |
Richard Smith | 8d83d6d | 2016-03-21 19:06:06 +0000 | [diff] [blame] | 5113 | // -fmodule-name specifies the module that is currently being built (or |
| 5114 | // used for header checking by -fmodule-maps). |
| 5115 | Args.AddLastArg(CmdArgs, options::OPT_fmodule_name_EQ); |
| 5116 | |
| 5117 | // -fmodule-map-file can be used to specify files containing module |
| 5118 | // definitions. |
| 5119 | Args.AddAllArgs(CmdArgs, options::OPT_fmodule_map_file); |
| 5120 | |
| 5121 | // -fmodule-file can be used to specify files containing precompiled modules. |
| 5122 | if (HaveModules) |
| 5123 | Args.AddAllArgs(CmdArgs, options::OPT_fmodule_file); |
| 5124 | else |
| 5125 | Args.ClaimAllArgs(options::OPT_fmodule_file); |
| 5126 | |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 5127 | // When building modules and generating crashdumps, we need to dump a module |
| 5128 | // dependency VFS alongside the output. |
| 5129 | if (HaveModules && C.isForDiagnostics()) { |
| 5130 | SmallString<128> VFSDir(Output.getFilename()); |
| 5131 | llvm::sys::path::replace_extension(VFSDir, ".cache"); |
Justin Bogner | 659ecc3 | 2014-10-20 22:47:23 +0000 | [diff] [blame] | 5132 | // Add the cache directory as a temp so the crash diagnostics pick it up. |
| 5133 | C.addTempFile(Args.MakeArgString(VFSDir)); |
| 5134 | |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 5135 | llvm::sys::path::append(VFSDir, "vfs"); |
| 5136 | CmdArgs.push_back("-module-dependency-dir"); |
| 5137 | CmdArgs.push_back(Args.MakeArgString(VFSDir)); |
Douglas Gregor | 35b04d6 | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 5138 | } |
| 5139 | |
Richard Smith | 9887d79 | 2014-10-17 01:42:53 +0000 | [diff] [blame] | 5140 | if (HaveModules) |
| 5141 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_user_build_path); |
Argyrios Kyrtzidis | 1594c15 | 2014-03-03 08:12:05 +0000 | [diff] [blame] | 5142 | |
Douglas Gregor | 35b04d6 | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 5143 | // Pass through all -fmodules-ignore-macro arguments. |
| 5144 | Args.AddAllArgs(CmdArgs, options::OPT_fmodules_ignore_macro); |
Douglas Gregor | 527b1c9 | 2013-03-25 21:19:16 +0000 | [diff] [blame] | 5145 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_prune_interval); |
| 5146 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_prune_after); |
Douglas Gregor | 35b04d6 | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 5147 | |
Dmitri Gribenko | f430da4 | 2014-02-12 10:33:14 +0000 | [diff] [blame] | 5148 | Args.AddLastArg(CmdArgs, options::OPT_fbuild_session_timestamp); |
| 5149 | |
Ben Langmuir | 19e6acb | 2014-08-01 22:12:21 +0000 | [diff] [blame] | 5150 | if (Arg *A = Args.getLastArg(options::OPT_fbuild_session_file)) { |
| 5151 | if (Args.hasArg(options::OPT_fbuild_session_timestamp)) |
| 5152 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 5153 | << A->getAsString(Args) << "-fbuild-session-timestamp"; |
| 5154 | |
| 5155 | llvm::sys::fs::file_status Status; |
| 5156 | if (llvm::sys::fs::status(A->getValue(), Status)) |
| 5157 | D.Diag(diag::err_drv_no_such_file) << A->getValue(); |
Benjamin Kramer | 320fc26 | 2015-02-14 18:19:55 +0000 | [diff] [blame] | 5158 | CmdArgs.push_back(Args.MakeArgString( |
| 5159 | "-fbuild-session-timestamp=" + |
| 5160 | Twine((uint64_t)Status.getLastModificationTime().toEpochTime()))); |
Ben Langmuir | 19e6acb | 2014-08-01 22:12:21 +0000 | [diff] [blame] | 5161 | } |
| 5162 | |
Dmitri Gribenko | f430da4 | 2014-02-12 10:33:14 +0000 | [diff] [blame] | 5163 | if (Args.getLastArg(options::OPT_fmodules_validate_once_per_build_session)) { |
Ben Langmuir | 19e6acb | 2014-08-01 22:12:21 +0000 | [diff] [blame] | 5164 | if (!Args.getLastArg(options::OPT_fbuild_session_timestamp, |
| 5165 | options::OPT_fbuild_session_file)) |
Dmitri Gribenko | f430da4 | 2014-02-12 10:33:14 +0000 | [diff] [blame] | 5166 | D.Diag(diag::err_drv_modules_validate_once_requires_timestamp); |
| 5167 | |
| 5168 | Args.AddLastArg(CmdArgs, |
| 5169 | options::OPT_fmodules_validate_once_per_build_session); |
| 5170 | } |
| 5171 | |
Ben Langmuir | dcf7386 | 2014-03-12 00:06:17 +0000 | [diff] [blame] | 5172 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_validate_system_headers); |
| 5173 | |
John McCall | dfea998 | 2010-04-09 19:12:06 +0000 | [diff] [blame] | 5174 | // -faccess-control is default. |
John McCall | 3155f57 | 2010-04-09 19:03:51 +0000 | [diff] [blame] | 5175 | if (Args.hasFlag(options::OPT_fno_access_control, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5176 | options::OPT_faccess_control, false)) |
John McCall | 3155f57 | 2010-04-09 19:03:51 +0000 | [diff] [blame] | 5177 | CmdArgs.push_back("-fno-access-control"); |
John McCall | 59bb1d4 | 2010-03-17 01:32:13 +0000 | [diff] [blame] | 5178 | |
Anders Carlsson | d470fef | 2010-11-21 00:09:52 +0000 | [diff] [blame] | 5179 | // -felide-constructors is the default. |
| 5180 | if (Args.hasFlag(options::OPT_fno_elide_constructors, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5181 | options::OPT_felide_constructors, false)) |
Anders Carlsson | d470fef | 2010-11-21 00:09:52 +0000 | [diff] [blame] | 5182 | CmdArgs.push_back("-fno-elide-constructors"); |
| 5183 | |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 5184 | ToolChain::RTTIMode RTTIMode = getToolChain().getRTTIMode(); |
Filipe Cabecinhas | 28f353c | 2015-01-29 23:56:43 +0000 | [diff] [blame] | 5185 | |
Filipe Cabecinhas | c473255 | 2015-03-20 23:51:15 +0000 | [diff] [blame] | 5186 | if (KernelOrKext || (types::isCXX(InputType) && |
| 5187 | (RTTIMode == ToolChain::RM_DisabledExplicitly || |
| 5188 | RTTIMode == ToolChain::RM_DisabledImplicitly))) |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 5189 | CmdArgs.push_back("-fno-rtti"); |
Richard Smith | 52be619 | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 5190 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5191 | // -fshort-enums=0 is default for all architectures except Hexagon. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5192 | if (Args.hasFlag(options::OPT_fshort_enums, options::OPT_fno_short_enums, |
| 5193 | getToolChain().getArch() == llvm::Triple::hexagon)) |
Argyrios Kyrtzidis | 74825bc | 2010-10-08 00:25:19 +0000 | [diff] [blame] | 5194 | CmdArgs.push_back("-fshort-enums"); |
| 5195 | |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 5196 | // -fsigned-char is default. |
David Majnemer | c3658d2 | 2015-05-23 18:48:37 +0000 | [diff] [blame] | 5197 | if (Arg *A = Args.getLastArg( |
| 5198 | options::OPT_fsigned_char, options::OPT_fno_signed_char, |
| 5199 | options::OPT_funsigned_char, options::OPT_fno_unsigned_char)) { |
| 5200 | if (A->getOption().matches(options::OPT_funsigned_char) || |
| 5201 | A->getOption().matches(options::OPT_fno_signed_char)) { |
| 5202 | CmdArgs.push_back("-fno-signed-char"); |
| 5203 | } |
| 5204 | } else if (!isSignedCharDefault(getToolChain().getTriple())) { |
Daniel Dunbar | 5fe0866 | 2009-11-29 02:39:08 +0000 | [diff] [blame] | 5205 | CmdArgs.push_back("-fno-signed-char"); |
David Majnemer | c3658d2 | 2015-05-23 18:48:37 +0000 | [diff] [blame] | 5206 | } |
Eli Friedman | 327f0b5 | 2009-06-05 07:21:14 +0000 | [diff] [blame] | 5207 | |
Daniel Dunbar | fe06df4 | 2010-03-20 04:15:41 +0000 | [diff] [blame] | 5208 | // -fuse-cxa-atexit is default. |
Vasileios Kalintiris | c744e12 | 2015-11-12 15:26:54 +0000 | [diff] [blame] | 5209 | if (!Args.hasFlag( |
| 5210 | options::OPT_fuse_cxa_atexit, options::OPT_fno_use_cxa_atexit, |
| 5211 | !IsWindowsCygnus && !IsWindowsGNU && |
| 5212 | getToolChain().getTriple().getOS() != llvm::Triple::Solaris && |
| 5213 | getToolChain().getArch() != llvm::Triple::hexagon && |
| 5214 | getToolChain().getArch() != llvm::Triple::xcore && |
| 5215 | ((getToolChain().getTriple().getVendor() != |
| 5216 | llvm::Triple::MipsTechnologies) || |
| 5217 | getToolChain().getTriple().hasEnvironment())) || |
Chad Rosier | 4fab82c | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 5218 | KernelOrKext) |
Daniel Dunbar | fe06df4 | 2010-03-20 04:15:41 +0000 | [diff] [blame] | 5219 | CmdArgs.push_back("-fno-use-cxa-atexit"); |
| 5220 | |
Daniel Dunbar | 0730e4f | 2009-11-17 07:06:20 +0000 | [diff] [blame] | 5221 | // -fms-extensions=0 is default. |
Daniel Dunbar | 5bdd299 | 2009-11-25 10:14:30 +0000 | [diff] [blame] | 5222 | if (Args.hasFlag(options::OPT_fms_extensions, options::OPT_fno_ms_extensions, |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 5223 | IsWindowsMSVC)) |
Daniel Dunbar | 0730e4f | 2009-11-17 07:06:20 +0000 | [diff] [blame] | 5224 | CmdArgs.push_back("-fms-extensions"); |
| 5225 | |
Reid Kleckner | 1df0fea | 2015-02-26 00:17:25 +0000 | [diff] [blame] | 5226 | // -fno-use-line-directives is default. |
| 5227 | if (Args.hasFlag(options::OPT_fuse_line_directives, |
| 5228 | options::OPT_fno_use_line_directives, false)) |
| 5229 | CmdArgs.push_back("-fuse-line-directives"); |
| 5230 | |
Francois Pichet | 1b4f163 | 2011-09-17 04:32:15 +0000 | [diff] [blame] | 5231 | // -fms-compatibility=0 is default. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5232 | if (Args.hasFlag(options::OPT_fms_compatibility, |
Douglas Gregor | 2b4907e | 2011-10-24 15:49:38 +0000 | [diff] [blame] | 5233 | options::OPT_fno_ms_compatibility, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5234 | (IsWindowsMSVC && |
| 5235 | Args.hasFlag(options::OPT_fms_extensions, |
| 5236 | options::OPT_fno_ms_extensions, true)))) |
Francois Pichet | 1b4f163 | 2011-09-17 04:32:15 +0000 | [diff] [blame] | 5237 | CmdArgs.push_back("-fms-compatibility"); |
| 5238 | |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 5239 | // -fms-compatibility-version=18.00 is default. |
David Majnemer | e11d373 | 2015-06-08 00:22:46 +0000 | [diff] [blame] | 5240 | VersionTuple MSVT = visualstudio::getMSVCVersion( |
Adrian McCarthy | e4b26fc | 2016-05-13 23:20:11 +0000 | [diff] [blame] | 5241 | &D, getToolChain(), getToolChain().getTriple(), Args, IsWindowsMSVC); |
David Majnemer | e11d373 | 2015-06-08 00:22:46 +0000 | [diff] [blame] | 5242 | if (!MSVT.empty()) |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 5243 | CmdArgs.push_back( |
| 5244 | Args.MakeArgString("-fms-compatibility-version=" + MSVT.getAsString())); |
Michael J. Spencer | 4992ca4b | 2010-10-21 05:21:48 +0000 | [diff] [blame] | 5245 | |
David Majnemer | 8db9176 | 2015-05-18 04:49:30 +0000 | [diff] [blame] | 5246 | bool IsMSVC2015Compatible = MSVT.getMajor() >= 19; |
| 5247 | if (ImplyVCPPCXXVer) { |
| 5248 | if (IsMSVC2015Compatible) |
| 5249 | CmdArgs.push_back("-std=c++14"); |
| 5250 | else |
| 5251 | CmdArgs.push_back("-std=c++11"); |
| 5252 | } |
| 5253 | |
Eric Christopher | 5ecce12 | 2013-02-18 00:38:31 +0000 | [diff] [blame] | 5254 | // -fno-borland-extensions is default. |
Dawn Perchik | 68bb1b4 | 2010-09-02 23:59:25 +0000 | [diff] [blame] | 5255 | if (Args.hasFlag(options::OPT_fborland_extensions, |
| 5256 | options::OPT_fno_borland_extensions, false)) |
| 5257 | CmdArgs.push_back("-fborland-extensions"); |
| 5258 | |
Saleem Abdulrasool | d170c4b | 2015-10-04 17:51:05 +0000 | [diff] [blame] | 5259 | // -fno-declspec is default, except for PS4. |
| 5260 | if (Args.hasFlag(options::OPT_fdeclspec, options::OPT_fno_declspec, |
| 5261 | getToolChain().getTriple().isPS4())) |
| 5262 | CmdArgs.push_back("-fdeclspec"); |
| 5263 | else if (Args.hasArg(options::OPT_fno_declspec)) |
| 5264 | CmdArgs.push_back("-fno-declspec"); // Explicitly disabling __declspec. |
| 5265 | |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 5266 | // -fthreadsafe-static is default, except for MSVC compatibility versions less |
| 5267 | // than 19. |
| 5268 | if (!Args.hasFlag(options::OPT_fthreadsafe_statics, |
| 5269 | options::OPT_fno_threadsafe_statics, |
David Majnemer | 8db9176 | 2015-05-18 04:49:30 +0000 | [diff] [blame] | 5270 | !IsWindowsMSVC || IsMSVC2015Compatible)) |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 5271 | CmdArgs.push_back("-fno-threadsafe-statics"); |
| 5272 | |
Francois Pichet | 0274487 | 2011-09-01 16:38:08 +0000 | [diff] [blame] | 5273 | // -fno-delayed-template-parsing is default, except for Windows where MSVC STL |
| 5274 | // needs it. |
Francois Pichet | 1c229c0 | 2011-04-22 22:18:13 +0000 | [diff] [blame] | 5275 | if (Args.hasFlag(options::OPT_fdelayed_template_parsing, |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 5276 | options::OPT_fno_delayed_template_parsing, IsWindowsMSVC)) |
Francois Pichet | 35bc5de | 2011-08-26 00:22:34 +0000 | [diff] [blame] | 5277 | CmdArgs.push_back("-fdelayed-template-parsing"); |
Francois Pichet | 1c229c0 | 2011-04-22 22:18:13 +0000 | [diff] [blame] | 5278 | |
Chandler Carruth | e03aa55 | 2010-04-17 20:17:31 +0000 | [diff] [blame] | 5279 | // -fgnu-keywords default varies depending on language; only pass if |
| 5280 | // specified. |
| 5281 | if (Arg *A = Args.getLastArg(options::OPT_fgnu_keywords, |
Daniel Dunbar | db05959 | 2010-04-24 17:56:39 +0000 | [diff] [blame] | 5282 | options::OPT_fno_gnu_keywords)) |
| 5283 | A->render(Args, CmdArgs); |
Chandler Carruth | e03aa55 | 2010-04-17 20:17:31 +0000 | [diff] [blame] | 5284 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5285 | if (Args.hasFlag(options::OPT_fgnu89_inline, options::OPT_fno_gnu89_inline, |
Rafael Espindola | 922a624 | 2011-06-02 17:30:53 +0000 | [diff] [blame] | 5286 | false)) |
Rafael Espindola | fb2af64 | 2011-06-02 16:13:27 +0000 | [diff] [blame] | 5287 | CmdArgs.push_back("-fgnu89-inline"); |
| 5288 | |
Chad Rosier | 9c76d24 | 2012-03-15 22:31:42 +0000 | [diff] [blame] | 5289 | if (Args.hasArg(options::OPT_fno_inline)) |
| 5290 | CmdArgs.push_back("-fno-inline"); |
| 5291 | |
Chad Rosier | 64d6be9 | 2012-03-06 21:17:19 +0000 | [diff] [blame] | 5292 | if (Args.hasArg(options::OPT_fno_inline_functions)) |
| 5293 | CmdArgs.push_back("-fno-inline-functions"); |
Chad Rosier | 8060318 | 2012-03-06 18:49:20 +0000 | [diff] [blame] | 5294 | |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5295 | ObjCRuntime objcRuntime = AddObjCRuntimeArgs(Args, CmdArgs, rewriteKind); |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5296 | |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5297 | // -fobjc-dispatch-method is only relevant with the nonfragile-abi, and |
Fariborz Jahanian | 15f60cb | 2014-01-20 19:32:33 +0000 | [diff] [blame] | 5298 | // legacy is the default. Except for deployment taget of 10.5, |
| 5299 | // next runtime is always legacy dispatch and -fno-objc-legacy-dispatch |
| 5300 | // gets ignored silently. |
| 5301 | if (objcRuntime.isNonFragile()) { |
David Chisnall | 3154e68 | 2011-09-30 13:32:35 +0000 | [diff] [blame] | 5302 | if (!Args.hasFlag(options::OPT_fobjc_legacy_dispatch, |
| 5303 | options::OPT_fno_objc_legacy_dispatch, |
David Chisnall | da22535 | 2012-07-04 11:52:24 +0000 | [diff] [blame] | 5304 | objcRuntime.isLegacyDispatchDefaultForArch( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5305 | getToolChain().getArch()))) { |
David Chisnall | 3154e68 | 2011-09-30 13:32:35 +0000 | [diff] [blame] | 5306 | if (getToolChain().UseObjCMixedDispatch()) |
| 5307 | CmdArgs.push_back("-fobjc-dispatch-method=mixed"); |
| 5308 | else |
| 5309 | CmdArgs.push_back("-fobjc-dispatch-method=non-legacy"); |
| 5310 | } |
| 5311 | } |
Rafael Espindola | b44676c | 2013-11-12 04:33:56 +0000 | [diff] [blame] | 5312 | |
Fariborz Jahanian | fd4ce19 | 2013-11-12 17:08:46 +0000 | [diff] [blame] | 5313 | // When ObjectiveC legacy runtime is in effect on MacOSX, |
| 5314 | // turn on the option to do Array/Dictionary subscripting |
| 5315 | // by default. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 5316 | if (getToolChain().getArch() == llvm::Triple::x86 && |
Fariborz Jahanian | ff6c97c | 2013-11-12 20:50:26 +0000 | [diff] [blame] | 5317 | getToolChain().getTriple().isMacOSX() && |
| 5318 | !getToolChain().getTriple().isMacOSXVersionLT(10, 7) && |
| 5319 | objcRuntime.getKind() == ObjCRuntime::FragileMacOSX && |
Fariborz Jahanian | fd4ce19 | 2013-11-12 17:08:46 +0000 | [diff] [blame] | 5320 | objcRuntime.isNeXTFamily()) |
| 5321 | CmdArgs.push_back("-fobjc-subscripting-legacy-runtime"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5322 | |
Fariborz Jahanian | 0e3043b | 2012-11-15 19:02:45 +0000 | [diff] [blame] | 5323 | // -fencode-extended-block-signature=1 is default. |
| 5324 | if (getToolChain().IsEncodeExtendedBlockSignatureDefault()) { |
| 5325 | CmdArgs.push_back("-fencode-extended-block-signature"); |
| 5326 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5327 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5328 | // Allow -fno-objc-arr to trump -fobjc-arr/-fobjc-arc. |
| 5329 | // NOTE: This logic is duplicated in ToolChains.cpp. |
| 5330 | bool ARC = isObjCAutoRefCount(Args); |
| 5331 | if (ARC) { |
John McCall | 3deb1ad | 2012-08-21 02:47:43 +0000 | [diff] [blame] | 5332 | getToolChain().CheckObjCARC(); |
Argyrios Kyrtzidis | 3dbeb55 | 2012-02-29 03:43:52 +0000 | [diff] [blame] | 5333 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5334 | CmdArgs.push_back("-fobjc-arc"); |
| 5335 | |
Chandler Carruth | 491db32 | 2011-11-04 07:34:47 +0000 | [diff] [blame] | 5336 | // FIXME: It seems like this entire block, and several around it should be |
| 5337 | // wrapped in isObjC, but for now we just use it here as this is where it |
| 5338 | // was being used previously. |
| 5339 | if (types::isCXX(InputType) && types::isObjC(InputType)) { |
| 5340 | if (getToolChain().GetCXXStdlibType(Args) == ToolChain::CST_Libcxx) |
| 5341 | CmdArgs.push_back("-fobjc-arc-cxxlib=libc++"); |
| 5342 | else |
| 5343 | CmdArgs.push_back("-fobjc-arc-cxxlib=libstdc++"); |
| 5344 | } |
| 5345 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5346 | // Allow the user to enable full exceptions code emission. |
| 5347 | // We define off for Objective-CC, on for Objective-C++. |
| 5348 | if (Args.hasFlag(options::OPT_fobjc_arc_exceptions, |
| 5349 | options::OPT_fno_objc_arc_exceptions, |
| 5350 | /*default*/ types::isCXX(InputType))) |
| 5351 | CmdArgs.push_back("-fobjc-arc-exceptions"); |
John McCall | 460ce58 | 2015-10-22 18:38:17 +0000 | [diff] [blame] | 5352 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5353 | } |
| 5354 | |
| 5355 | // -fobjc-infer-related-result-type is the default, except in the Objective-C |
| 5356 | // rewriter. |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5357 | if (rewriteKind != RK_None) |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5358 | CmdArgs.push_back("-fno-objc-infer-related-result-type"); |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 5359 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5360 | // Handle -fobjc-gc and -fobjc-gc-only. They are exclusive, and -fobjc-gc-only |
| 5361 | // takes precedence. |
| 5362 | const Arg *GCArg = Args.getLastArg(options::OPT_fobjc_gc_only); |
| 5363 | if (!GCArg) |
| 5364 | GCArg = Args.getLastArg(options::OPT_fobjc_gc); |
| 5365 | if (GCArg) { |
| 5366 | if (ARC) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5367 | D.Diag(diag::err_drv_objc_gc_arr) << GCArg->getAsString(Args); |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5368 | } else if (getToolChain().SupportsObjCGC()) { |
| 5369 | GCArg->render(Args, CmdArgs); |
| 5370 | } else { |
| 5371 | // FIXME: We should move this to a hard error. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5372 | D.Diag(diag::warn_drv_objc_gc_unsupported) << GCArg->getAsString(Args); |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 5373 | } |
| 5374 | } |
| 5375 | |
John McCall | fbe5ed7 | 2015-11-05 19:19:56 +0000 | [diff] [blame] | 5376 | // Pass down -fobjc-weak or -fno-objc-weak if present. |
| 5377 | if (types::isObjC(InputType)) { |
| 5378 | auto WeakArg = Args.getLastArg(options::OPT_fobjc_weak, |
| 5379 | options::OPT_fno_objc_weak); |
| 5380 | if (!WeakArg) { |
| 5381 | // nothing to do |
| 5382 | } else if (GCArg) { |
| 5383 | if (WeakArg->getOption().matches(options::OPT_fobjc_weak)) |
| 5384 | D.Diag(diag::err_objc_weak_with_gc); |
| 5385 | } else if (!objcRuntime.allowsWeak()) { |
| 5386 | if (WeakArg->getOption().matches(options::OPT_fobjc_weak)) |
| 5387 | D.Diag(diag::err_objc_weak_unsupported); |
| 5388 | } else { |
| 5389 | WeakArg->render(Args, CmdArgs); |
| 5390 | } |
| 5391 | } |
| 5392 | |
Bob Wilson | b111ec9 | 2015-03-02 19:01:14 +0000 | [diff] [blame] | 5393 | if (Args.hasFlag(options::OPT_fapplication_extension, |
| 5394 | options::OPT_fno_application_extension, false)) |
| 5395 | CmdArgs.push_back("-fapplication-extension"); |
| 5396 | |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5397 | // Handle GCC-style exception args. |
| 5398 | if (!C.getDriver().IsCLMode()) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5399 | addExceptionArgs(Args, InputType, getToolChain(), KernelOrKext, objcRuntime, |
| 5400 | CmdArgs); |
John McCall | b5f652e | 2011-06-22 00:53:57 +0000 | [diff] [blame] | 5401 | |
Tim Northover | e931f9f | 2015-10-30 16:30:41 +0000 | [diff] [blame] | 5402 | if (getToolChain().UseSjLjExceptions(Args)) |
John McCall | b5f652e | 2011-06-22 00:53:57 +0000 | [diff] [blame] | 5403 | CmdArgs.push_back("-fsjlj-exceptions"); |
| 5404 | |
| 5405 | // C++ "sane" operator new. |
Daniel Dunbar | 2e3f2c8 | 2010-02-01 21:07:25 +0000 | [diff] [blame] | 5406 | if (!Args.hasFlag(options::OPT_fassume_sane_operator_new, |
| 5407 | options::OPT_fno_assume_sane_operator_new)) |
| 5408 | CmdArgs.push_back("-fno-assume-sane-operator-new"); |
| 5409 | |
Reid Kleckner | 7ffc3fb | 2015-03-20 00:31:07 +0000 | [diff] [blame] | 5410 | // -fsized-deallocation is off by default, as it is an ABI-breaking change for |
| 5411 | // most platforms. |
| 5412 | if (Args.hasFlag(options::OPT_fsized_deallocation, |
| 5413 | options::OPT_fno_sized_deallocation, false)) |
| 5414 | CmdArgs.push_back("-fsized-deallocation"); |
| 5415 | |
Daniel Dunbar | 34d7a99 | 2010-04-27 15:34:57 +0000 | [diff] [blame] | 5416 | // -fconstant-cfstrings is default, and may be subject to argument translation |
| 5417 | // on Darwin. |
| 5418 | if (!Args.hasFlag(options::OPT_fconstant_cfstrings, |
| 5419 | options::OPT_fno_constant_cfstrings) || |
| 5420 | !Args.hasFlag(options::OPT_mconstant_cfstrings, |
| 5421 | options::OPT_mno_constant_cfstrings)) |
| 5422 | CmdArgs.push_back("-fno-constant-cfstrings"); |
| 5423 | |
John Thompson | ed4e295 | 2009-11-05 20:14:16 +0000 | [diff] [blame] | 5424 | // -fshort-wchar default varies depending on platform; only |
| 5425 | // pass if specified. |
Richard Barton | c9b5f35 | 2014-02-24 18:43:28 +0000 | [diff] [blame] | 5426 | if (Arg *A = Args.getLastArg(options::OPT_fshort_wchar, |
| 5427 | options::OPT_fno_short_wchar)) |
Daniel Dunbar | 2cb4e7a | 2010-04-27 15:35:03 +0000 | [diff] [blame] | 5428 | A->render(Args, CmdArgs); |
John Thompson | ed4e295 | 2009-11-05 20:14:16 +0000 | [diff] [blame] | 5429 | |
Hans Wennborg | 28c9631 | 2013-07-31 23:39:13 +0000 | [diff] [blame] | 5430 | // -fno-pascal-strings is default, only pass non-default. |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5431 | if (Args.hasFlag(options::OPT_fpascal_strings, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5432 | options::OPT_fno_pascal_strings, false)) |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 5433 | CmdArgs.push_back("-fpascal-strings"); |
NAKAMURA Takumi | 029d74b | 2011-02-17 08:50:50 +0000 | [diff] [blame] | 5434 | |
Daniel Dunbar | 096ed29 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 5435 | // Honor -fpack-struct= and -fpack-struct, if given. Note that |
| 5436 | // -fno-pack-struct doesn't apply to -fpack-struct=. |
| 5437 | if (Arg *A = Args.getLastArg(options::OPT_fpack_struct_EQ)) { |
James Molloy | cebf75e | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 5438 | std::string PackStructStr = "-fpack-struct="; |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5439 | PackStructStr += A->getValue(); |
James Molloy | cebf75e | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 5440 | CmdArgs.push_back(Args.MakeArgString(PackStructStr)); |
Daniel Dunbar | 096ed29 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 5441 | } else if (Args.hasFlag(options::OPT_fpack_struct, |
| 5442 | options::OPT_fno_pack_struct, false)) { |
James Molloy | cebf75e | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 5443 | CmdArgs.push_back("-fpack-struct=1"); |
Daniel Dunbar | 096ed29 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 5444 | } |
| 5445 | |
Fariborz Jahanian | bcd82af | 2014-08-05 18:37:48 +0000 | [diff] [blame] | 5446 | // Handle -fmax-type-align=N and -fno-type-align |
| 5447 | bool SkipMaxTypeAlign = Args.hasArg(options::OPT_fno_max_type_align); |
| 5448 | if (Arg *A = Args.getLastArg(options::OPT_fmax_type_align_EQ)) { |
| 5449 | if (!SkipMaxTypeAlign) { |
| 5450 | std::string MaxTypeAlignStr = "-fmax-type-align="; |
| 5451 | MaxTypeAlignStr += A->getValue(); |
| 5452 | CmdArgs.push_back(Args.MakeArgString(MaxTypeAlignStr)); |
| 5453 | } |
| 5454 | } else if (getToolChain().getTriple().isOSDarwin()) { |
| 5455 | if (!SkipMaxTypeAlign) { |
| 5456 | std::string MaxTypeAlignStr = "-fmax-type-align=16"; |
| 5457 | CmdArgs.push_back(Args.MakeArgString(MaxTypeAlignStr)); |
| 5458 | } |
| 5459 | } |
| 5460 | |
John Brawn | a7b4ec0 | 2015-08-10 11:11:28 +0000 | [diff] [blame] | 5461 | // -fcommon is the default unless compiling kernel code or the target says so |
| 5462 | bool NoCommonDefault = |
| 5463 | KernelOrKext || isNoCommonDefault(getToolChain().getTriple()); |
| 5464 | if (!Args.hasFlag(options::OPT_fcommon, options::OPT_fno_common, |
| 5465 | !NoCommonDefault)) |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 5466 | CmdArgs.push_back("-fno-common"); |
| 5467 | |
Daniel Dunbar | 2edd923 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 5468 | // -fsigned-bitfields is default, and clang doesn't yet support |
Daniel Dunbar | 6358d68 | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 5469 | // -funsigned-bitfields. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 5470 | if (!Args.hasFlag(options::OPT_fsigned_bitfields, |
Daniel Dunbar | 2edd923 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 5471 | options::OPT_funsigned_bitfields)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 5472 | D.Diag(diag::warn_drv_clang_unsupported) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5473 | << Args.getLastArg(options::OPT_funsigned_bitfields)->getAsString(Args); |
Daniel Dunbar | 2edd923 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 5474 | |
Daniel Dunbar | 6358d68 | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 5475 | // -fsigned-bitfields is default, and clang doesn't support -fno-for-scope. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5476 | if (!Args.hasFlag(options::OPT_ffor_scope, options::OPT_fno_for_scope)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 5477 | D.Diag(diag::err_drv_clang_unsupported) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5478 | << Args.getLastArg(options::OPT_fno_for_scope)->getAsString(Args); |
Daniel Dunbar | 6358d68 | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 5479 | |
Sylvestre Ledru | 91f380a | 2014-07-01 17:24:27 +0000 | [diff] [blame] | 5480 | // -finput_charset=UTF-8 is default. Reject others |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5481 | if (Arg *inputCharset = Args.getLastArg(options::OPT_finput_charset_EQ)) { |
| 5482 | StringRef value = inputCharset->getValue(); |
| 5483 | if (value != "UTF-8") |
| 5484 | D.Diag(diag::err_drv_invalid_value) << inputCharset->getAsString(Args) |
| 5485 | << value; |
Sylvestre Ledru | 91f380a | 2014-07-01 17:24:27 +0000 | [diff] [blame] | 5486 | } |
| 5487 | |
Sylvestre Ledru | b8198f022 | 2014-08-11 18:09:03 +0000 | [diff] [blame] | 5488 | // -fexec_charset=UTF-8 is default. Reject others |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5489 | if (Arg *execCharset = Args.getLastArg(options::OPT_fexec_charset_EQ)) { |
| 5490 | StringRef value = execCharset->getValue(); |
| 5491 | if (value != "UTF-8") |
| 5492 | D.Diag(diag::err_drv_invalid_value) << execCharset->getAsString(Args) |
| 5493 | << value; |
Sylvestre Ledru | b8198f022 | 2014-08-11 18:09:03 +0000 | [diff] [blame] | 5494 | } |
| 5495 | |
Jeffrey Yasskin | 460aa54 | 2010-06-08 04:56:20 +0000 | [diff] [blame] | 5496 | // -fcaret-diagnostics is default. |
| 5497 | if (!Args.hasFlag(options::OPT_fcaret_diagnostics, |
| 5498 | options::OPT_fno_caret_diagnostics, true)) |
| 5499 | CmdArgs.push_back("-fno-caret-diagnostics"); |
| 5500 | |
Daniel Dunbar | 8281bde | 2009-04-19 21:09:34 +0000 | [diff] [blame] | 5501 | // -fdiagnostics-fixit-info is default, only pass non-default. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 5502 | if (!Args.hasFlag(options::OPT_fdiagnostics_fixit_info, |
Daniel Dunbar | 8281bde | 2009-04-19 21:09:34 +0000 | [diff] [blame] | 5503 | options::OPT_fno_diagnostics_fixit_info)) |
| 5504 | CmdArgs.push_back("-fno-diagnostics-fixit-info"); |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 5505 | |
Daniel Dunbar | 092f0cc | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 5506 | // Enable -fdiagnostics-show-option by default. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 5507 | if (Args.hasFlag(options::OPT_fdiagnostics_show_option, |
Daniel Dunbar | 092f0cc | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 5508 | options::OPT_fno_diagnostics_show_option)) |
| 5509 | CmdArgs.push_back("-fdiagnostics-show-option"); |
Daniel Dunbar | 5ec9502 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 5510 | |
Chris Lattner | bf6fac8 | 2010-05-04 21:55:25 +0000 | [diff] [blame] | 5511 | if (const Arg *A = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5512 | Args.getLastArg(options::OPT_fdiagnostics_show_category_EQ)) { |
Chris Lattner | bf6fac8 | 2010-05-04 21:55:25 +0000 | [diff] [blame] | 5513 | CmdArgs.push_back("-fdiagnostics-show-category"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5514 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | bf6fac8 | 2010-05-04 21:55:25 +0000 | [diff] [blame] | 5515 | } |
Daniel Dunbar | fe6c97b | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 5516 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5517 | if (const Arg *A = Args.getLastArg(options::OPT_fdiagnostics_format_EQ)) { |
Douglas Gregor | 643c922 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 5518 | CmdArgs.push_back("-fdiagnostics-format"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5519 | CmdArgs.push_back(A->getValue()); |
Douglas Gregor | 643c922 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 5520 | } |
| 5521 | |
Chandler Carruth | b6766f0 | 2011-03-27 01:50:55 +0000 | [diff] [blame] | 5522 | if (Arg *A = Args.getLastArg( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5523 | options::OPT_fdiagnostics_show_note_include_stack, |
| 5524 | options::OPT_fno_diagnostics_show_note_include_stack)) { |
Chandler Carruth | b6766f0 | 2011-03-27 01:50:55 +0000 | [diff] [blame] | 5525 | if (A->getOption().matches( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5526 | options::OPT_fdiagnostics_show_note_include_stack)) |
Chandler Carruth | b6766f0 | 2011-03-27 01:50:55 +0000 | [diff] [blame] | 5527 | CmdArgs.push_back("-fdiagnostics-show-note-include-stack"); |
| 5528 | else |
| 5529 | CmdArgs.push_back("-fno-diagnostics-show-note-include-stack"); |
| 5530 | } |
| 5531 | |
Daniel Dunbar | 5ec9502 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 5532 | // Color diagnostics are the default, unless the terminal doesn't support |
| 5533 | // them. |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 5534 | // Support both clang's -f[no-]color-diagnostics and gcc's |
| 5535 | // -f[no-]diagnostics-colors[=never|always|auto]. |
| 5536 | enum { Colors_On, Colors_Off, Colors_Auto } ShowColors = Colors_Auto; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5537 | for (const auto &Arg : Args) { |
| 5538 | const Option &O = Arg->getOption(); |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 5539 | if (!O.matches(options::OPT_fcolor_diagnostics) && |
| 5540 | !O.matches(options::OPT_fdiagnostics_color) && |
| 5541 | !O.matches(options::OPT_fno_color_diagnostics) && |
| 5542 | !O.matches(options::OPT_fno_diagnostics_color) && |
| 5543 | !O.matches(options::OPT_fdiagnostics_color_EQ)) |
| 5544 | continue; |
| 5545 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5546 | Arg->claim(); |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 5547 | if (O.matches(options::OPT_fcolor_diagnostics) || |
| 5548 | O.matches(options::OPT_fdiagnostics_color)) { |
| 5549 | ShowColors = Colors_On; |
| 5550 | } else if (O.matches(options::OPT_fno_color_diagnostics) || |
| 5551 | O.matches(options::OPT_fno_diagnostics_color)) { |
| 5552 | ShowColors = Colors_Off; |
| 5553 | } else { |
| 5554 | assert(O.matches(options::OPT_fdiagnostics_color_EQ)); |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5555 | StringRef value(Arg->getValue()); |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 5556 | if (value == "always") |
| 5557 | ShowColors = Colors_On; |
| 5558 | else if (value == "never") |
| 5559 | ShowColors = Colors_Off; |
| 5560 | else if (value == "auto") |
| 5561 | ShowColors = Colors_Auto; |
| 5562 | else |
| 5563 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5564 | << ("-fdiagnostics-color=" + value).str(); |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 5565 | } |
| 5566 | } |
| 5567 | if (ShowColors == Colors_On || |
| 5568 | (ShowColors == Colors_Auto && llvm::sys::Process::StandardErrHasColors())) |
Daniel Dunbar | 5ec9502 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 5569 | CmdArgs.push_back("-fcolor-diagnostics"); |
| 5570 | |
Nico Rieck | 7857d46 | 2013-09-11 00:38:02 +0000 | [diff] [blame] | 5571 | if (Args.hasArg(options::OPT_fansi_escape_codes)) |
| 5572 | CmdArgs.push_back("-fansi-escape-codes"); |
| 5573 | |
Daniel Dunbar | db09702 | 2009-06-08 21:13:54 +0000 | [diff] [blame] | 5574 | if (!Args.hasFlag(options::OPT_fshow_source_location, |
| 5575 | options::OPT_fno_show_source_location)) |
| 5576 | CmdArgs.push_back("-fno-show-source-location"); |
Daniel Dunbar | 092f0cc | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 5577 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5578 | if (!Args.hasFlag(options::OPT_fshow_column, options::OPT_fno_show_column, |
Douglas Gregor | 643c922 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 5579 | true)) |
| 5580 | CmdArgs.push_back("-fno-show-column"); |
| 5581 | |
Douglas Gregor | 8ed0c0b | 2010-07-09 17:35:33 +0000 | [diff] [blame] | 5582 | if (!Args.hasFlag(options::OPT_fspell_checking, |
| 5583 | options::OPT_fno_spell_checking)) |
| 5584 | CmdArgs.push_back("-fno-spell-checking"); |
Daniel Dunbar | fe6c97b | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 5585 | |
Chad Rosier | c8e56e8 | 2012-12-05 21:08:21 +0000 | [diff] [blame] | 5586 | // -fno-asm-blocks is default. |
| 5587 | if (Args.hasFlag(options::OPT_fasm_blocks, options::OPT_fno_asm_blocks, |
| 5588 | false)) |
| 5589 | CmdArgs.push_back("-fasm-blocks"); |
Daniel Dunbar | 473f8a6 | 2010-10-18 22:49:46 +0000 | [diff] [blame] | 5590 | |
Steven Wu | cb0d13f | 2015-01-16 23:05:28 +0000 | [diff] [blame] | 5591 | // -fgnu-inline-asm is default. |
| 5592 | if (!Args.hasFlag(options::OPT_fgnu_inline_asm, |
| 5593 | options::OPT_fno_gnu_inline_asm, true)) |
| 5594 | CmdArgs.push_back("-fno-gnu-inline-asm"); |
| 5595 | |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 5596 | // Enable vectorization per default according to the optimization level |
| 5597 | // selected. For optimization levels that want vectorization we use the alias |
| 5598 | // option to simplify the hasFlag logic. |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 5599 | bool EnableVec = shouldEnableVectorizerAtOLevel(Args, false); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5600 | OptSpecifier VectorizeAliasOption = |
| 5601 | EnableVec ? options::OPT_O_Group : options::OPT_fvectorize; |
Chad Rosier | 679b075 | 2013-04-24 18:29:59 +0000 | [diff] [blame] | 5602 | if (Args.hasFlag(options::OPT_fvectorize, VectorizeAliasOption, |
Hal Finkel | 108c46a | 2013-08-28 05:21:45 +0000 | [diff] [blame] | 5603 | options::OPT_fno_vectorize, EnableVec)) |
Chad Rosier | 0d3ed6f | 2012-12-11 17:12:28 +0000 | [diff] [blame] | 5604 | CmdArgs.push_back("-vectorize-loops"); |
Chad Rosier | 0d3ed6f | 2012-12-11 17:12:28 +0000 | [diff] [blame] | 5605 | |
Chad Rosier | 136d67d | 2014-04-28 19:30:57 +0000 | [diff] [blame] | 5606 | // -fslp-vectorize is enabled based on the optimization level selected. |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 5607 | bool EnableSLPVec = shouldEnableVectorizerAtOLevel(Args, true); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5608 | OptSpecifier SLPVectAliasOption = |
| 5609 | EnableSLPVec ? options::OPT_O_Group : options::OPT_fslp_vectorize; |
Chad Rosier | 136d67d | 2014-04-28 19:30:57 +0000 | [diff] [blame] | 5610 | if (Args.hasFlag(options::OPT_fslp_vectorize, SLPVectAliasOption, |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 5611 | options::OPT_fno_slp_vectorize, EnableSLPVec)) |
Nadav Rotem | 0a2604d | 2013-04-15 04:57:18 +0000 | [diff] [blame] | 5612 | CmdArgs.push_back("-vectorize-slp"); |
Hal Finkel | 061f165 | 2012-12-11 19:59:32 +0000 | [diff] [blame] | 5613 | |
Nadav Rotem | 6a0dd6b | 2013-04-15 05:38:41 +0000 | [diff] [blame] | 5614 | // -fno-slp-vectorize-aggressive is default. |
| 5615 | if (Args.hasFlag(options::OPT_fslp_vectorize_aggressive, |
Nick Lewycky | d3f3e4f | 2013-06-25 01:49:44 +0000 | [diff] [blame] | 5616 | options::OPT_fno_slp_vectorize_aggressive, false)) |
Nadav Rotem | 6a0dd6b | 2013-04-15 05:38:41 +0000 | [diff] [blame] | 5617 | CmdArgs.push_back("-vectorize-slp-aggressive"); |
Nadav Rotem | 6a0dd6b | 2013-04-15 05:38:41 +0000 | [diff] [blame] | 5618 | |
Jeffrey Yasskin | 2b99c6f | 2010-06-11 05:57:47 +0000 | [diff] [blame] | 5619 | if (Arg *A = Args.getLastArg(options::OPT_fshow_overloads_EQ)) |
| 5620 | A->render(Args, CmdArgs); |
| 5621 | |
Filipe Cabecinhas | ab731f7 | 2016-05-12 16:51:36 +0000 | [diff] [blame] | 5622 | if (Arg *A = Args.getLastArg( |
| 5623 | options::OPT_fsanitize_undefined_strip_path_components_EQ)) |
| 5624 | A->render(Args, CmdArgs); |
| 5625 | |
Daniel Dunbar | f5e9b1f | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 5626 | // -fdollars-in-identifiers default varies depending on platform and |
| 5627 | // language; only pass if specified. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 5628 | if (Arg *A = Args.getLastArg(options::OPT_fdollars_in_identifiers, |
Daniel Dunbar | f5e9b1f | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 5629 | options::OPT_fno_dollars_in_identifiers)) { |
| 5630 | if (A->getOption().matches(options::OPT_fdollars_in_identifiers)) |
Daniel Dunbar | 15cef0e | 2009-12-16 20:10:18 +0000 | [diff] [blame] | 5631 | CmdArgs.push_back("-fdollars-in-identifiers"); |
Daniel Dunbar | f5e9b1f | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 5632 | else |
Daniel Dunbar | 15cef0e | 2009-12-16 20:10:18 +0000 | [diff] [blame] | 5633 | CmdArgs.push_back("-fno-dollars-in-identifiers"); |
Daniel Dunbar | f5e9b1f | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 5634 | } |
| 5635 | |
Daniel Dunbar | adeeb05 | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 5636 | // -funit-at-a-time is default, and we don't support -fno-unit-at-a-time for |
| 5637 | // practical purposes. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 5638 | if (Arg *A = Args.getLastArg(options::OPT_funit_at_a_time, |
Daniel Dunbar | adeeb05 | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 5639 | options::OPT_fno_unit_at_a_time)) { |
| 5640 | if (A->getOption().matches(options::OPT_fno_unit_at_a_time)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 5641 | D.Diag(diag::warn_drv_clang_unsupported) << A->getAsString(Args); |
Daniel Dunbar | adeeb05 | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 5642 | } |
Eli Friedman | bb0d9a5 | 2009-07-14 21:58:17 +0000 | [diff] [blame] | 5643 | |
Eli Friedman | 055c970 | 2011-11-02 01:53:16 +0000 | [diff] [blame] | 5644 | if (Args.hasFlag(options::OPT_fapple_pragma_pack, |
| 5645 | options::OPT_fno_apple_pragma_pack, false)) |
| 5646 | CmdArgs.push_back("-fapple-pragma-pack"); |
| 5647 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5648 | // le32-specific flags: |
Eli Bendersky | c95cfe8 | 2013-07-24 18:20:14 +0000 | [diff] [blame] | 5649 | // -fno-math-builtin: clang should not convert math builtins to intrinsics |
| 5650 | // by default. |
Chad Rosier | f662fb3 | 2016-01-26 16:16:53 +0000 | [diff] [blame] | 5651 | if (getToolChain().getArch() == llvm::Triple::le32) { |
Eli Bendersky | c95cfe8 | 2013-07-24 18:20:14 +0000 | [diff] [blame] | 5652 | CmdArgs.push_back("-fno-math-builtin"); |
Chad Rosier | f662fb3 | 2016-01-26 16:16:53 +0000 | [diff] [blame] | 5653 | } |
Eli Bendersky | c95cfe8 | 2013-07-24 18:20:14 +0000 | [diff] [blame] | 5654 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5655 | // Default to -fno-builtin-str{cat,cpy} on Darwin for ARM. |
| 5656 | // |
Chad Rosier | 38fd54e | 2016-01-26 15:46:29 +0000 | [diff] [blame] | 5657 | // FIXME: Now that PR4941 has been fixed this can be enabled. |
Daniel Dunbar | 4fa0811 | 2009-09-10 04:57:27 +0000 | [diff] [blame] | 5658 | #if 0 |
Bob Wilson | 6524dd3 | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 5659 | if (getToolChain().getTriple().isOSDarwin() && |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 5660 | (getToolChain().getArch() == llvm::Triple::arm || |
| 5661 | getToolChain().getArch() == llvm::Triple::thumb)) { |
Daniel Dunbar | 2ffe029 | 2009-09-10 03:37:02 +0000 | [diff] [blame] | 5662 | if (!Args.hasArg(options::OPT_fbuiltin_strcat)) |
| 5663 | CmdArgs.push_back("-fno-builtin-strcat"); |
| 5664 | if (!Args.hasArg(options::OPT_fbuiltin_strcpy)) |
| 5665 | CmdArgs.push_back("-fno-builtin-strcpy"); |
| 5666 | } |
Daniel Dunbar | 4fa0811 | 2009-09-10 04:57:27 +0000 | [diff] [blame] | 5667 | #endif |
Daniel Dunbar | 2ffe029 | 2009-09-10 03:37:02 +0000 | [diff] [blame] | 5668 | |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 5669 | // Enable rewrite includes if the user's asked for it or if we're generating |
| 5670 | // diagnostics. |
| 5671 | // TODO: Once -module-dependency-dir works with -frewrite-includes it'd be |
| 5672 | // nice to enable this when doing a crashdump for modules as well. |
Justin Bogner | 332a5e5 | 2014-06-20 22:16:00 +0000 | [diff] [blame] | 5673 | if (Args.hasFlag(options::OPT_frewrite_includes, |
| 5674 | options::OPT_fno_rewrite_includes, false) || |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 5675 | (C.isForDiagnostics() && !HaveModules)) |
Justin Bogner | 332a5e5 | 2014-06-20 22:16:00 +0000 | [diff] [blame] | 5676 | CmdArgs.push_back("-frewrite-includes"); |
| 5677 | |
Daniel Dunbar | 8c3d735 | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 5678 | // Only allow -traditional or -traditional-cpp outside in preprocessing modes. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 5679 | if (Arg *A = Args.getLastArg(options::OPT_traditional, |
Daniel Dunbar | 8c3d735 | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 5680 | options::OPT_traditional_cpp)) { |
| 5681 | if (isa<PreprocessJobAction>(JA)) |
| 5682 | CmdArgs.push_back("-traditional-cpp"); |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 5683 | else |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 5684 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
Daniel Dunbar | 8c3d735 | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 5685 | } |
Eli Friedman | bb0d9a5 | 2009-07-14 21:58:17 +0000 | [diff] [blame] | 5686 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 5687 | Args.AddLastArg(CmdArgs, options::OPT_dM); |
Chris Lattner | cac63f3 | 2009-04-12 01:56:53 +0000 | [diff] [blame] | 5688 | Args.AddLastArg(CmdArgs, options::OPT_dD); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5689 | |
Ted Kremenek | e73d9ed | 2011-11-11 00:07:43 +0000 | [diff] [blame] | 5690 | // Handle serialized diagnostics. |
| 5691 | if (Arg *A = Args.getLastArg(options::OPT__serialize_diags)) { |
| 5692 | CmdArgs.push_back("-serialize-diagnostic-file"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5693 | CmdArgs.push_back(Args.MakeArgString(A->getValue())); |
Ted Kremenek | e73d9ed | 2011-11-11 00:07:43 +0000 | [diff] [blame] | 5694 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 5695 | |
Ted Kremenek | b47e6bc | 2012-09-13 06:41:18 +0000 | [diff] [blame] | 5696 | if (Args.hasArg(options::OPT_fretain_comments_from_system_headers)) |
| 5697 | CmdArgs.push_back("-fretain-comments-from-system-headers"); |
| 5698 | |
Dmitri Gribenko | acf2e78 | 2013-02-22 14:21:27 +0000 | [diff] [blame] | 5699 | // Forward -fcomment-block-commands to -cc1. |
| 5700 | Args.AddAllArgs(CmdArgs, options::OPT_fcomment_block_commands); |
Dmitri Gribenko | a7d16ce | 2013-04-10 15:35:17 +0000 | [diff] [blame] | 5701 | // Forward -fparse-all-comments to -cc1. |
| 5702 | Args.AddAllArgs(CmdArgs, options::OPT_fparse_all_comments); |
Dmitri Gribenko | acf2e78 | 2013-02-22 14:21:27 +0000 | [diff] [blame] | 5703 | |
John Brawn | ad31ace | 2015-09-23 13:55:40 +0000 | [diff] [blame] | 5704 | // Turn -fplugin=name.so into -load name.so |
| 5705 | for (const Arg *A : Args.filtered(options::OPT_fplugin_EQ)) { |
| 5706 | CmdArgs.push_back("-load"); |
| 5707 | CmdArgs.push_back(A->getValue()); |
| 5708 | A->claim(); |
| 5709 | } |
| 5710 | |
Daniel Dunbar | 76fa840 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 5711 | // Forward -Xclang arguments to -cc1, and -mllvm arguments to the LLVM option |
| 5712 | // parser. |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 5713 | Args.AddAllArgValues(CmdArgs, options::OPT_Xclang); |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 5714 | for (const Arg *A : Args.filtered(options::OPT_mllvm)) { |
| 5715 | A->claim(); |
Daniel Dunbar | 88534f4 | 2010-04-17 06:10:00 +0000 | [diff] [blame] | 5716 | |
Daniel Dunbar | 76fa840 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 5717 | // We translate this by hand to the -cc1 argument, since nightly test uses |
| 5718 | // it and developers have been trained to spell it with -mllvm. |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 5719 | if (StringRef(A->getValue(0)) == "-disable-llvm-optzns") { |
Daniel Dunbar | 76fa840 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 5720 | CmdArgs.push_back("-disable-llvm-optzns"); |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 5721 | } else |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 5722 | A->render(Args, CmdArgs); |
Daniel Dunbar | 76fa840 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 5723 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 5724 | |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 5725 | // With -save-temps, we want to save the unoptimized bitcode output from the |
Steven Wu | 546a196 | 2015-07-17 20:09:56 +0000 | [diff] [blame] | 5726 | // CompileJobAction, use -disable-llvm-passes to get pristine IR generated |
| 5727 | // by the frontend. |
Steven Wu | 27fb522 | 2016-05-11 16:26:03 +0000 | [diff] [blame] | 5728 | // When -fembed-bitcode is enabled, optimized bitcode is emitted because it |
| 5729 | // has slightly different breakdown between stages. |
| 5730 | // FIXME: -fembed-bitcode -save-temps will save optimized bitcode instead of |
| 5731 | // pristine IR generated by the frontend. Ideally, a new compile action should |
| 5732 | // be added so both IR can be captured. |
| 5733 | if (C.getDriver().isSaveTempsEnabled() && |
| 5734 | !C.getDriver().embedBitcodeEnabled() && isa<CompileJobAction>(JA)) |
Steven Wu | 546a196 | 2015-07-17 20:09:56 +0000 | [diff] [blame] | 5735 | CmdArgs.push_back("-disable-llvm-passes"); |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 5736 | |
Daniel Dunbar | d67a322 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 5737 | if (Output.getType() == types::TY_Dependencies) { |
| 5738 | // Handled with other dependency code. |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 5739 | } else if (Output.isFilename()) { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5740 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 5741 | CmdArgs.push_back(Output.getFilename()); |
| 5742 | } else { |
| 5743 | assert(Output.isNothing() && "Invalid output."); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5744 | } |
| 5745 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 5746 | addDashXForInput(Args, Input, CmdArgs); |
Ben Langmuir | 2cb4a78 | 2014-02-05 22:21:15 +0000 | [diff] [blame] | 5747 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 5748 | if (Input.isFilename()) |
| 5749 | CmdArgs.push_back(Input.getFilename()); |
| 5750 | else |
| 5751 | Input.getInputArg().renderAsInput(Args, CmdArgs); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5752 | |
Chris Lattner | e9d7d78 | 2009-11-03 19:50:27 +0000 | [diff] [blame] | 5753 | Args.AddAllArgs(CmdArgs, options::OPT_undef); |
| 5754 | |
Daniel Dunbar | b31b76f | 2010-07-18 21:16:15 +0000 | [diff] [blame] | 5755 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 5756 | |
| 5757 | // Optionally embed the -cc1 level arguments into the debug info, for build |
| 5758 | // analysis. |
| 5759 | if (getToolChain().UseDwarfDebugFlags()) { |
Daniel Dunbar | 7f3d950 | 2010-06-04 18:47:06 +0000 | [diff] [blame] | 5760 | ArgStringList OriginalArgs; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5761 | for (const auto &Arg : Args) |
| 5762 | Arg->render(Args, OriginalArgs); |
Daniel Dunbar | fe6c97b | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 5763 | |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 5764 | SmallString<256> Flags; |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 5765 | Flags += Exec; |
Douglas Katzman | 6bbffc4 | 2015-06-25 18:51:37 +0000 | [diff] [blame] | 5766 | for (const char *OriginalArg : OriginalArgs) { |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 5767 | SmallString<128> EscapedArg; |
Douglas Katzman | 6bbffc4 | 2015-06-25 18:51:37 +0000 | [diff] [blame] | 5768 | EscapeSpacesAndBackslashes(OriginalArg, EscapedArg); |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 5769 | Flags += " "; |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 5770 | Flags += EscapedArg; |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 5771 | } |
| 5772 | CmdArgs.push_back("-dwarf-debug-flags"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 5773 | CmdArgs.push_back(Args.MakeArgString(Flags)); |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 5774 | } |
| 5775 | |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5776 | // Add the split debug info name to the command lines here so we |
| 5777 | // can propagate it to the backend. |
David Blaikie | ce3e7a6 | 2015-07-30 21:42:22 +0000 | [diff] [blame] | 5778 | bool SplitDwarf = SplitDwarfArg && getToolChain().getTriple().isOSLinux() && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5779 | (isa<AssembleJobAction>(JA) || isa<CompileJobAction>(JA) || |
| 5780 | isa<BackendJobAction>(JA)); |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5781 | const char *SplitDwarfOut; |
| 5782 | if (SplitDwarf) { |
| 5783 | CmdArgs.push_back("-split-dwarf-file"); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 5784 | SplitDwarfOut = SplitDebugName(Args, Input); |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5785 | CmdArgs.push_back(SplitDwarfOut); |
| 5786 | } |
| 5787 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 5788 | // Host-side cuda compilation receives device-side outputs as Inputs[1...]. |
| 5789 | // Include them with -fcuda-include-gpubinary. |
| 5790 | if (IsCuda && Inputs.size() > 1) |
Artem Belevich | 5bde4e0 | 2015-07-20 20:02:54 +0000 | [diff] [blame] | 5791 | for (auto I = std::next(Inputs.begin()), E = Inputs.end(); I != E; ++I) { |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 5792 | CmdArgs.push_back("-fcuda-include-gpubinary"); |
Artem Belevich | 5bde4e0 | 2015-07-20 20:02:54 +0000 | [diff] [blame] | 5793 | CmdArgs.push_back(I->getFilename()); |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 5794 | } |
| 5795 | |
Peter Collingbourne | 3afb266 | 2016-04-28 17:09:37 +0000 | [diff] [blame] | 5796 | bool WholeProgramVTables = |
| 5797 | Args.hasFlag(options::OPT_fwhole_program_vtables, |
| 5798 | options::OPT_fno_whole_program_vtables, false); |
| 5799 | if (WholeProgramVTables) { |
| 5800 | if (!D.isUsingLTO()) |
| 5801 | D.Diag(diag::err_drv_argument_only_allowed_with) |
| 5802 | << "-fwhole-program-vtables" |
| 5803 | << "-flto"; |
| 5804 | CmdArgs.push_back("-fwhole-program-vtables"); |
| 5805 | } |
| 5806 | |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5807 | // Finally add the compile command to the compilation. |
Hans Wennborg | 859422a | 2014-01-13 22:24:42 +0000 | [diff] [blame] | 5808 | if (Args.hasArg(options::OPT__SLASH_fallback) && |
Hans Wennborg | 26a4430 | 2014-04-25 16:44:17 +0000 | [diff] [blame] | 5809 | Output.getType() == types::TY_Object && |
| 5810 | (InputType == types::TY_C || InputType == types::TY_CXX)) { |
David Blaikie | c11bf80 | 2014-09-04 16:04:28 +0000 | [diff] [blame] | 5811 | auto CLCommand = |
| 5812 | getCLFallback()->GetCommand(C, JA, Output, Inputs, Args, LinkingOutput); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 5813 | C.addCommand(llvm::make_unique<FallbackCommand>( |
| 5814 | JA, *this, Exec, CmdArgs, Inputs, std::move(CLCommand))); |
Nico Weber | 2ca4be9 | 2016-03-01 23:16:44 +0000 | [diff] [blame] | 5815 | } else if (Args.hasArg(options::OPT__SLASH_fallback) && |
| 5816 | isa<PrecompileJobAction>(JA)) { |
| 5817 | // In /fallback builds, run the main compilation even if the pch generation |
| 5818 | // fails, so that the main compilation's fallback to cl.exe runs. |
| 5819 | C.addCommand(llvm::make_unique<ForceSuccessCommand>(JA, *this, Exec, |
| 5820 | CmdArgs, Inputs)); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 5821 | } else { |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 5822 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 5823 | } |
| 5824 | |
Eric Christopher | f154583 | 2013-02-22 23:50:16 +0000 | [diff] [blame] | 5825 | // Handle the debug info splitting at object creation time if we're |
| 5826 | // creating an object. |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 5827 | // TODO: Currently only works on linux with newer objcopy. |
Eric Christopher | 0945a64 | 2016-03-24 00:34:02 +0000 | [diff] [blame] | 5828 | if (SplitDwarf && Output.getType() == types::TY_Object) |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5829 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, SplitDwarfOut); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 5830 | |
Roman Divacky | 178e0160 | 2011-02-10 16:52:03 +0000 | [diff] [blame] | 5831 | if (Arg *A = Args.getLastArg(options::OPT_pg)) |
| 5832 | if (Args.hasArg(options::OPT_fomit_frame_pointer)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5833 | D.Diag(diag::err_drv_argument_not_allowed_with) << "-fomit-frame-pointer" |
| 5834 | << A->getAsString(Args); |
Michael J. Spencer | 4c0ffa8 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 5835 | |
Daniel Dunbar | c2a7189 | 2009-04-03 20:51:31 +0000 | [diff] [blame] | 5836 | // Claim some arguments which clang supports automatically. |
| 5837 | |
Daniel Dunbar | 3e0cac6 | 2010-04-15 06:18:42 +0000 | [diff] [blame] | 5838 | // -fpch-preprocess is used with gcc to add a special marker in the output to |
| 5839 | // include the PCH file. Clang's PTH solution is completely transparent, so we |
| 5840 | // do not need to deal with it at all. |
Daniel Dunbar | c2a7189 | 2009-04-03 20:51:31 +0000 | [diff] [blame] | 5841 | Args.ClaimAllArgs(options::OPT_fpch_preprocess); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5842 | |
Daniel Dunbar | 1773177 | 2009-03-23 19:03:36 +0000 | [diff] [blame] | 5843 | // Claim some arguments which clang doesn't support, but we don't |
| 5844 | // care to warn the user about. |
Daniel Dunbar | 44b36ee | 2009-11-25 11:53:23 +0000 | [diff] [blame] | 5845 | Args.ClaimAllArgs(options::OPT_clang_ignored_f_Group); |
| 5846 | Args.ClaimAllArgs(options::OPT_clang_ignored_m_Group); |
Rafael Espindola | 22f60303 | 2011-02-28 23:29:45 +0000 | [diff] [blame] | 5847 | |
Rafael Espindola | b0092d7 | 2013-09-04 19:37:35 +0000 | [diff] [blame] | 5848 | // Disable warnings for clang -E -emit-llvm foo.c |
Rafael Espindola | d95a812 | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 5849 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 5850 | } |
| 5851 | |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5852 | /// Add options related to the Objective-C runtime/ABI. |
| 5853 | /// |
| 5854 | /// Returns true if the runtime is non-fragile. |
| 5855 | ObjCRuntime Clang::AddObjCRuntimeArgs(const ArgList &args, |
| 5856 | ArgStringList &cmdArgs, |
| 5857 | RewriteKind rewriteKind) const { |
| 5858 | // Look for the controlling runtime option. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5859 | Arg *runtimeArg = |
| 5860 | args.getLastArg(options::OPT_fnext_runtime, options::OPT_fgnu_runtime, |
| 5861 | options::OPT_fobjc_runtime_EQ); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5862 | |
| 5863 | // Just forward -fobjc-runtime= to the frontend. This supercedes |
| 5864 | // options about fragility. |
| 5865 | if (runtimeArg && |
| 5866 | runtimeArg->getOption().matches(options::OPT_fobjc_runtime_EQ)) { |
| 5867 | ObjCRuntime runtime; |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5868 | StringRef value = runtimeArg->getValue(); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5869 | if (runtime.tryParse(value)) { |
| 5870 | getToolChain().getDriver().Diag(diag::err_drv_unknown_objc_runtime) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5871 | << value; |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5872 | } |
| 5873 | |
| 5874 | runtimeArg->render(args, cmdArgs); |
| 5875 | return runtime; |
| 5876 | } |
| 5877 | |
| 5878 | // Otherwise, we'll need the ABI "version". Version numbers are |
| 5879 | // slightly confusing for historical reasons: |
| 5880 | // 1 - Traditional "fragile" ABI |
| 5881 | // 2 - Non-fragile ABI, version 1 |
| 5882 | // 3 - Non-fragile ABI, version 2 |
| 5883 | unsigned objcABIVersion = 1; |
| 5884 | // If -fobjc-abi-version= is present, use that to set the version. |
| 5885 | if (Arg *abiArg = args.getLastArg(options::OPT_fobjc_abi_version_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5886 | StringRef value = abiArg->getValue(); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5887 | if (value == "1") |
| 5888 | objcABIVersion = 1; |
| 5889 | else if (value == "2") |
| 5890 | objcABIVersion = 2; |
| 5891 | else if (value == "3") |
| 5892 | objcABIVersion = 3; |
| 5893 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5894 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) << value; |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5895 | } else { |
| 5896 | // Otherwise, determine if we are using the non-fragile ABI. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5897 | bool nonFragileABIIsDefault = |
| 5898 | (rewriteKind == RK_NonFragile || |
| 5899 | (rewriteKind == RK_None && |
| 5900 | getToolChain().IsObjCNonFragileABIDefault())); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5901 | if (args.hasFlag(options::OPT_fobjc_nonfragile_abi, |
| 5902 | options::OPT_fno_objc_nonfragile_abi, |
| 5903 | nonFragileABIIsDefault)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5904 | // Determine the non-fragile ABI version to use. |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5905 | #ifdef DISABLE_DEFAULT_NONFRAGILEABI_TWO |
| 5906 | unsigned nonFragileABIVersion = 1; |
| 5907 | #else |
| 5908 | unsigned nonFragileABIVersion = 2; |
| 5909 | #endif |
| 5910 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5911 | if (Arg *abiArg = |
| 5912 | args.getLastArg(options::OPT_fobjc_nonfragile_abi_version_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5913 | StringRef value = abiArg->getValue(); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5914 | if (value == "1") |
| 5915 | nonFragileABIVersion = 1; |
| 5916 | else if (value == "2") |
| 5917 | nonFragileABIVersion = 2; |
| 5918 | else |
| 5919 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5920 | << value; |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5921 | } |
| 5922 | |
| 5923 | objcABIVersion = 1 + nonFragileABIVersion; |
| 5924 | } else { |
| 5925 | objcABIVersion = 1; |
| 5926 | } |
| 5927 | } |
| 5928 | |
| 5929 | // We don't actually care about the ABI version other than whether |
| 5930 | // it's non-fragile. |
| 5931 | bool isNonFragile = objcABIVersion != 1; |
| 5932 | |
| 5933 | // If we have no runtime argument, ask the toolchain for its default runtime. |
| 5934 | // However, the rewriter only really supports the Mac runtime, so assume that. |
| 5935 | ObjCRuntime runtime; |
| 5936 | if (!runtimeArg) { |
| 5937 | switch (rewriteKind) { |
| 5938 | case RK_None: |
| 5939 | runtime = getToolChain().getDefaultObjCRuntime(isNonFragile); |
| 5940 | break; |
| 5941 | case RK_Fragile: |
| 5942 | runtime = ObjCRuntime(ObjCRuntime::FragileMacOSX, VersionTuple()); |
| 5943 | break; |
| 5944 | case RK_NonFragile: |
| 5945 | runtime = ObjCRuntime(ObjCRuntime::MacOSX, VersionTuple()); |
| 5946 | break; |
| 5947 | } |
| 5948 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5949 | // -fnext-runtime |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5950 | } else if (runtimeArg->getOption().matches(options::OPT_fnext_runtime)) { |
| 5951 | // On Darwin, make this use the default behavior for the toolchain. |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 5952 | if (getToolChain().getTriple().isOSDarwin()) { |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5953 | runtime = getToolChain().getDefaultObjCRuntime(isNonFragile); |
| 5954 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5955 | // Otherwise, build for a generic macosx port. |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5956 | } else { |
| 5957 | runtime = ObjCRuntime(ObjCRuntime::MacOSX, VersionTuple()); |
| 5958 | } |
| 5959 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5960 | // -fgnu-runtime |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5961 | } else { |
| 5962 | assert(runtimeArg->getOption().matches(options::OPT_fgnu_runtime)); |
Eric Christopher | bce2788 | 2015-12-28 21:57:05 +0000 | [diff] [blame] | 5963 | // Legacy behaviour is to target the gnustep runtime if we are in |
David Chisnall | 314896c | 2012-07-04 10:37:03 +0000 | [diff] [blame] | 5964 | // non-fragile mode or the GCC runtime in fragile mode. |
| 5965 | if (isNonFragile) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5966 | runtime = ObjCRuntime(ObjCRuntime::GNUstep, VersionTuple(1, 6)); |
David Chisnall | 314896c | 2012-07-04 10:37:03 +0000 | [diff] [blame] | 5967 | else |
| 5968 | runtime = ObjCRuntime(ObjCRuntime::GCC, VersionTuple()); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5969 | } |
| 5970 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5971 | cmdArgs.push_back( |
| 5972 | args.MakeArgString("-fobjc-runtime=" + runtime.getAsString())); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5973 | return runtime; |
| 5974 | } |
| 5975 | |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5976 | static bool maybeConsumeDash(const std::string &EH, size_t &I) { |
| 5977 | bool HaveDash = (I + 1 < EH.size() && EH[I + 1] == '-'); |
| 5978 | I += HaveDash; |
| 5979 | return !HaveDash; |
Chandler Carruth | 095b696 | 2014-06-29 22:42:51 +0000 | [diff] [blame] | 5980 | } |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5981 | |
Benjamin Kramer | e003ca2 | 2015-10-28 13:54:16 +0000 | [diff] [blame] | 5982 | namespace { |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5983 | struct EHFlags { |
David Majnemer | b880909 | 2016-02-20 09:23:44 +0000 | [diff] [blame] | 5984 | bool Synch = false; |
| 5985 | bool Asynch = false; |
| 5986 | bool NoUnwindC = false; |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5987 | }; |
Benjamin Kramer | e003ca2 | 2015-10-28 13:54:16 +0000 | [diff] [blame] | 5988 | } // end anonymous namespace |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5989 | |
| 5990 | /// /EH controls whether to run destructor cleanups when exceptions are |
| 5991 | /// thrown. There are three modifiers: |
| 5992 | /// - s: Cleanup after "synchronous" exceptions, aka C++ exceptions. |
| 5993 | /// - a: Cleanup after "asynchronous" exceptions, aka structured exceptions. |
| 5994 | /// The 'a' modifier is unimplemented and fundamentally hard in LLVM IR. |
David Majnemer | 960813e | 2016-02-20 09:23:47 +0000 | [diff] [blame] | 5995 | /// - c: Assume that extern "C" functions are implicitly nounwind. |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5996 | /// The default is /EHs-c-, meaning cleanups are disabled. |
| 5997 | static EHFlags parseClangCLEHFlags(const Driver &D, const ArgList &Args) { |
| 5998 | EHFlags EH; |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 5999 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6000 | std::vector<std::string> EHArgs = |
| 6001 | Args.getAllArgValues(options::OPT__SLASH_EH); |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 6002 | for (auto EHVal : EHArgs) { |
| 6003 | for (size_t I = 0, E = EHVal.size(); I != E; ++I) { |
| 6004 | switch (EHVal[I]) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6005 | case 'a': |
| 6006 | EH.Asynch = maybeConsumeDash(EHVal, I); |
David Majnemer | 387fccd | 2016-02-29 01:40:30 +0000 | [diff] [blame] | 6007 | if (EH.Asynch) |
| 6008 | EH.Synch = false; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6009 | continue; |
| 6010 | case 'c': |
David Majnemer | b880909 | 2016-02-20 09:23:44 +0000 | [diff] [blame] | 6011 | EH.NoUnwindC = maybeConsumeDash(EHVal, I); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6012 | continue; |
| 6013 | case 's': |
| 6014 | EH.Synch = maybeConsumeDash(EHVal, I); |
David Majnemer | 387fccd | 2016-02-29 01:40:30 +0000 | [diff] [blame] | 6015 | if (EH.Synch) |
| 6016 | EH.Asynch = false; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6017 | continue; |
| 6018 | default: |
| 6019 | break; |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 6020 | } |
| 6021 | D.Diag(clang::diag::err_drv_invalid_value) << "/EH" << EHVal; |
| 6022 | break; |
| 6023 | } |
| 6024 | } |
David Majnemer | b880909 | 2016-02-20 09:23:44 +0000 | [diff] [blame] | 6025 | // The /GX, /GX- flags are only processed if there are not /EH flags. |
David Majnemer | a7bdc5a | 2016-02-22 17:44:51 +0000 | [diff] [blame] | 6026 | // The default is that /GX is not specified. |
David Majnemer | b880909 | 2016-02-20 09:23:44 +0000 | [diff] [blame] | 6027 | if (EHArgs.empty() && |
David Majnemer | a7bdc5a | 2016-02-22 17:44:51 +0000 | [diff] [blame] | 6028 | Args.hasFlag(options::OPT__SLASH_GX, options::OPT__SLASH_GX_, |
| 6029 | /*default=*/false)) { |
David Majnemer | b880909 | 2016-02-20 09:23:44 +0000 | [diff] [blame] | 6030 | EH.Synch = true; |
| 6031 | EH.NoUnwindC = true; |
| 6032 | } |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 6033 | |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 6034 | return EH; |
| 6035 | } |
| 6036 | |
David Majnemer | cd5855e | 2016-02-29 01:40:36 +0000 | [diff] [blame] | 6037 | void Clang::AddClangCLArgs(const ArgList &Args, types::ID InputType, |
| 6038 | ArgStringList &CmdArgs, |
Benjamin Kramer | 8c30592 | 2016-02-02 11:06:51 +0000 | [diff] [blame] | 6039 | codegenoptions::DebugInfoKind *DebugInfoKind, |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 6040 | bool *EmitCodeView) const { |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 6041 | unsigned RTOptionID = options::OPT__SLASH_MT; |
| 6042 | |
Hans Wennborg | f1a7425 | 2013-09-10 20:18:04 +0000 | [diff] [blame] | 6043 | if (Args.hasArg(options::OPT__SLASH_LDd)) |
| 6044 | // The /LDd option implies /MTd. The dependent lib part can be overridden, |
| 6045 | // but defining _DEBUG is sticky. |
| 6046 | RTOptionID = options::OPT__SLASH_MTd; |
| 6047 | |
Hans Wennborg | 9cb7d9ba | 2013-09-18 22:26:39 +0000 | [diff] [blame] | 6048 | if (Arg *A = Args.getLastArg(options::OPT__SLASH_M_Group)) |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 6049 | RTOptionID = A->getOption().getID(); |
Hans Wennborg | d9ad068 | 2013-09-11 16:38:41 +0000 | [diff] [blame] | 6050 | |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 6051 | StringRef FlagForCRT; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6052 | switch (RTOptionID) { |
| 6053 | case options::OPT__SLASH_MD: |
| 6054 | if (Args.hasArg(options::OPT__SLASH_LDd)) |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 6055 | CmdArgs.push_back("-D_DEBUG"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6056 | CmdArgs.push_back("-D_MT"); |
| 6057 | CmdArgs.push_back("-D_DLL"); |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 6058 | FlagForCRT = "--dependent-lib=msvcrt"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6059 | break; |
| 6060 | case options::OPT__SLASH_MDd: |
| 6061 | CmdArgs.push_back("-D_DEBUG"); |
| 6062 | CmdArgs.push_back("-D_MT"); |
| 6063 | CmdArgs.push_back("-D_DLL"); |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 6064 | FlagForCRT = "--dependent-lib=msvcrtd"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6065 | break; |
| 6066 | case options::OPT__SLASH_MT: |
| 6067 | if (Args.hasArg(options::OPT__SLASH_LDd)) |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 6068 | CmdArgs.push_back("-D_DEBUG"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6069 | CmdArgs.push_back("-D_MT"); |
Peter Collingbourne | 3afb266 | 2016-04-28 17:09:37 +0000 | [diff] [blame] | 6070 | CmdArgs.push_back("-flto-visibility-public-std"); |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 6071 | FlagForCRT = "--dependent-lib=libcmt"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6072 | break; |
| 6073 | case options::OPT__SLASH_MTd: |
| 6074 | CmdArgs.push_back("-D_DEBUG"); |
| 6075 | CmdArgs.push_back("-D_MT"); |
Peter Collingbourne | 3afb266 | 2016-04-28 17:09:37 +0000 | [diff] [blame] | 6076 | CmdArgs.push_back("-flto-visibility-public-std"); |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 6077 | FlagForCRT = "--dependent-lib=libcmtd"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6078 | break; |
| 6079 | default: |
| 6080 | llvm_unreachable("Unexpected option ID."); |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 6081 | } |
| 6082 | |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 6083 | if (Args.hasArg(options::OPT__SLASH_Zl)) { |
| 6084 | CmdArgs.push_back("-D_VC_NODEFAULTLIB"); |
| 6085 | } else { |
| 6086 | CmdArgs.push_back(FlagForCRT.data()); |
| 6087 | |
| 6088 | // This provides POSIX compatibility (maps 'open' to '_open'), which most |
| 6089 | // users want. The /Za flag to cl.exe turns this off, but it's not |
| 6090 | // implemented in clang. |
| 6091 | CmdArgs.push_back("--dependent-lib=oldnames"); |
| 6092 | } |
Hans Wennborg | 614f707 | 2013-08-08 19:54:30 +0000 | [diff] [blame] | 6093 | |
Hans Wennborg | 8858a03 | 2014-07-21 23:42:07 +0000 | [diff] [blame] | 6094 | // Both /showIncludes and /E (and /EP) write to stdout. Allowing both |
| 6095 | // would produce interleaved output, so ignore /showIncludes in such cases. |
| 6096 | if (!Args.hasArg(options::OPT_E) && !Args.hasArg(options::OPT__SLASH_EP)) |
| 6097 | if (Arg *A = Args.getLastArg(options::OPT_show_includes)) |
| 6098 | A->render(Args, CmdArgs); |
Hans Wennborg | 81f7448 | 2013-09-10 01:07:07 +0000 | [diff] [blame] | 6099 | |
David Majnemer | f607234 | 2014-07-01 22:24:56 +0000 | [diff] [blame] | 6100 | // This controls whether or not we emit RTTI data for polymorphic types. |
| 6101 | if (Args.hasFlag(options::OPT__SLASH_GR_, options::OPT__SLASH_GR, |
| 6102 | /*default=*/false)) |
| 6103 | CmdArgs.push_back("-fno-rtti-data"); |
Hans Wennborg | 7b0dcef | 2014-02-25 18:36:22 +0000 | [diff] [blame] | 6104 | |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 6105 | // Emit CodeView if -Z7 is present. |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 6106 | *EmitCodeView = Args.hasArg(options::OPT__SLASH_Z7); |
Reid Kleckner | 9ce06a4a | 2016-02-10 21:28:38 +0000 | [diff] [blame] | 6107 | if (*EmitCodeView) |
| 6108 | *DebugInfoKind = codegenoptions::LimitedDebugInfo; |
Douglas Katzman | 3459ce2 | 2015-10-08 04:24:12 +0000 | [diff] [blame] | 6109 | if (*EmitCodeView) |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 6110 | CmdArgs.push_back("-gcodeview"); |
| 6111 | |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 6112 | const Driver &D = getToolChain().getDriver(); |
| 6113 | EHFlags EH = parseClangCLEHFlags(D, Args); |
Reid Kleckner | deeddec | 2015-02-05 18:56:03 +0000 | [diff] [blame] | 6114 | if (EH.Synch || EH.Asynch) { |
David Majnemer | cd5855e | 2016-02-29 01:40:36 +0000 | [diff] [blame] | 6115 | if (types::isCXX(InputType)) |
| 6116 | CmdArgs.push_back("-fcxx-exceptions"); |
Reid Kleckner | deeddec | 2015-02-05 18:56:03 +0000 | [diff] [blame] | 6117 | CmdArgs.push_back("-fexceptions"); |
| 6118 | } |
David Majnemer | cd5855e | 2016-02-29 01:40:36 +0000 | [diff] [blame] | 6119 | if (types::isCXX(InputType) && EH.Synch && EH.NoUnwindC) |
| 6120 | CmdArgs.push_back("-fexternc-nounwind"); |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 6121 | |
Hans Wennborg | e50cec3 | 2014-06-13 20:59:54 +0000 | [diff] [blame] | 6122 | // /EP should expand to -E -P. |
| 6123 | if (Args.hasArg(options::OPT__SLASH_EP)) { |
| 6124 | CmdArgs.push_back("-E"); |
| 6125 | CmdArgs.push_back("-P"); |
| 6126 | } |
| 6127 | |
David Majnemer | a5b195a | 2015-02-14 01:35:12 +0000 | [diff] [blame] | 6128 | unsigned VolatileOptionID; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 6129 | if (getToolChain().getArch() == llvm::Triple::x86_64 || |
| 6130 | getToolChain().getArch() == llvm::Triple::x86) |
David Majnemer | a5b195a | 2015-02-14 01:35:12 +0000 | [diff] [blame] | 6131 | VolatileOptionID = options::OPT__SLASH_volatile_ms; |
| 6132 | else |
| 6133 | VolatileOptionID = options::OPT__SLASH_volatile_iso; |
| 6134 | |
| 6135 | if (Arg *A = Args.getLastArg(options::OPT__SLASH_volatile_Group)) |
| 6136 | VolatileOptionID = A->getOption().getID(); |
| 6137 | |
| 6138 | if (VolatileOptionID == options::OPT__SLASH_volatile_ms) |
| 6139 | CmdArgs.push_back("-fms-volatile"); |
| 6140 | |
David Majnemer | 86c318f | 2014-02-11 21:05:00 +0000 | [diff] [blame] | 6141 | Arg *MostGeneralArg = Args.getLastArg(options::OPT__SLASH_vmg); |
| 6142 | Arg *BestCaseArg = Args.getLastArg(options::OPT__SLASH_vmb); |
| 6143 | if (MostGeneralArg && BestCaseArg) |
| 6144 | D.Diag(clang::diag::err_drv_argument_not_allowed_with) |
| 6145 | << MostGeneralArg->getAsString(Args) << BestCaseArg->getAsString(Args); |
| 6146 | |
| 6147 | if (MostGeneralArg) { |
| 6148 | Arg *SingleArg = Args.getLastArg(options::OPT__SLASH_vms); |
| 6149 | Arg *MultipleArg = Args.getLastArg(options::OPT__SLASH_vmm); |
| 6150 | Arg *VirtualArg = Args.getLastArg(options::OPT__SLASH_vmv); |
| 6151 | |
| 6152 | Arg *FirstConflict = SingleArg ? SingleArg : MultipleArg; |
| 6153 | Arg *SecondConflict = VirtualArg ? VirtualArg : MultipleArg; |
| 6154 | if (FirstConflict && SecondConflict && FirstConflict != SecondConflict) |
| 6155 | D.Diag(clang::diag::err_drv_argument_not_allowed_with) |
| 6156 | << FirstConflict->getAsString(Args) |
| 6157 | << SecondConflict->getAsString(Args); |
| 6158 | |
| 6159 | if (SingleArg) |
| 6160 | CmdArgs.push_back("-fms-memptr-rep=single"); |
| 6161 | else if (MultipleArg) |
| 6162 | CmdArgs.push_back("-fms-memptr-rep=multiple"); |
| 6163 | else |
| 6164 | CmdArgs.push_back("-fms-memptr-rep=virtual"); |
| 6165 | } |
| 6166 | |
Alexey Bataev | a754718 | 2016-05-18 09:06:38 +0000 | [diff] [blame] | 6167 | if (Args.getLastArg(options::OPT__SLASH_Gd)) |
| 6168 | CmdArgs.push_back("-fdefault-calling-conv=cdecl"); |
| 6169 | else if (Args.getLastArg(options::OPT__SLASH_Gr)) |
| 6170 | CmdArgs.push_back("-fdefault-calling-conv=fastcall"); |
| 6171 | else if (Args.getLastArg(options::OPT__SLASH_Gz)) |
| 6172 | CmdArgs.push_back("-fdefault-calling-conv=stdcall"); |
| 6173 | else if (Args.getLastArg(options::OPT__SLASH_Gv)) |
| 6174 | CmdArgs.push_back("-fdefault-calling-conv=vectorcall"); |
| 6175 | |
Reid Kleckner | c0dca6d | 2014-02-12 23:50:26 +0000 | [diff] [blame] | 6176 | if (Arg *A = Args.getLastArg(options::OPT_vtordisp_mode_EQ)) |
| 6177 | A->render(Args, CmdArgs); |
| 6178 | |
Hans Wennborg | 81f7448 | 2013-09-10 01:07:07 +0000 | [diff] [blame] | 6179 | if (!Args.hasArg(options::OPT_fdiagnostics_format_EQ)) { |
| 6180 | CmdArgs.push_back("-fdiagnostics-format"); |
Hans Wennborg | f4aee18 | 2013-09-24 00:08:55 +0000 | [diff] [blame] | 6181 | if (Args.hasArg(options::OPT__SLASH_fallback)) |
| 6182 | CmdArgs.push_back("msvc-fallback"); |
| 6183 | else |
| 6184 | CmdArgs.push_back("msvc"); |
Hans Wennborg | 81f7448 | 2013-09-10 01:07:07 +0000 | [diff] [blame] | 6185 | } |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 6186 | } |
| 6187 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6188 | visualstudio::Compiler *Clang::getCLFallback() const { |
Hans Wennborg | 1da044a | 2014-06-26 19:59:02 +0000 | [diff] [blame] | 6189 | if (!CLFallback) |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6190 | CLFallback.reset(new visualstudio::Compiler(getToolChain())); |
Hans Wennborg | 1da044a | 2014-06-26 19:59:02 +0000 | [diff] [blame] | 6191 | return CLFallback.get(); |
| 6192 | } |
| 6193 | |
Daniel Sanders | 7f933f4 | 2015-01-30 17:35:23 +0000 | [diff] [blame] | 6194 | void ClangAs::AddMIPSTargetArgs(const ArgList &Args, |
| 6195 | ArgStringList &CmdArgs) const { |
| 6196 | StringRef CPUName; |
| 6197 | StringRef ABIName; |
| 6198 | const llvm::Triple &Triple = getToolChain().getTriple(); |
| 6199 | mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName); |
| 6200 | |
| 6201 | CmdArgs.push_back("-target-abi"); |
| 6202 | CmdArgs.push_back(ABIName.data()); |
| 6203 | } |
| 6204 | |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6205 | void ClangAs::ConstructJob(Compilation &C, const JobAction &JA, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6206 | const InputInfo &Output, const InputInfoList &Inputs, |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6207 | const ArgList &Args, |
| 6208 | const char *LinkingOutput) const { |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6209 | ArgStringList CmdArgs; |
| 6210 | |
| 6211 | assert(Inputs.size() == 1 && "Unexpected number of inputs."); |
| 6212 | const InputInfo &Input = Inputs[0]; |
| 6213 | |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 6214 | std::string TripleStr = |
| 6215 | getToolChain().ComputeEffectiveClangTriple(Args, Input.getType()); |
| 6216 | const llvm::Triple Triple(TripleStr); |
| 6217 | |
Rafael Espindola | cfaadda | 2010-11-17 22:13:25 +0000 | [diff] [blame] | 6218 | // Don't warn about "clang -w -c foo.s" |
| 6219 | Args.ClaimAllArgs(options::OPT_w); |
Rafael Espindola | d95a812 | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 6220 | // and "clang -emit-llvm -c foo.s" |
| 6221 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
Rafael Espindola | cfaadda | 2010-11-17 22:13:25 +0000 | [diff] [blame] | 6222 | |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 6223 | claimNoWarnArgs(Args); |
Rafael Espindola | 16042fc | 2015-01-02 23:23:52 +0000 | [diff] [blame] | 6224 | |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6225 | // Invoke ourselves in -cc1as mode. |
| 6226 | // |
| 6227 | // FIXME: Implement custom jobs for internal actions. |
| 6228 | CmdArgs.push_back("-cc1as"); |
| 6229 | |
| 6230 | // Add the "effective" target triple. |
| 6231 | CmdArgs.push_back("-triple"); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6232 | CmdArgs.push_back(Args.MakeArgString(TripleStr)); |
| 6233 | |
| 6234 | // Set the output mode, we currently only expect to be used as a real |
| 6235 | // assembler. |
| 6236 | CmdArgs.push_back("-filetype"); |
| 6237 | CmdArgs.push_back("obj"); |
| 6238 | |
Eric Christopher | 45f2e71 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 6239 | // Set the main file name, so that debug info works even with |
| 6240 | // -save-temps or preprocessed assembly. |
| 6241 | CmdArgs.push_back("-main-file-name"); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 6242 | CmdArgs.push_back(Clang::getBaseInputName(Args, Input)); |
Eric Christopher | 45f2e71 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 6243 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 6244 | // Add the target cpu |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 6245 | std::string CPU = getCPUName(Args, Triple, /*FromAs*/ true); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 6246 | if (!CPU.empty()) { |
| 6247 | CmdArgs.push_back("-target-cpu"); |
| 6248 | CmdArgs.push_back(Args.MakeArgString(CPU)); |
| 6249 | } |
| 6250 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 6251 | // Add the target features |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 6252 | getTargetFeatures(getToolChain(), Triple, Args, CmdArgs, true); |
Jim Grosbach | 576452b | 2012-02-10 20:37:10 +0000 | [diff] [blame] | 6253 | |
Daniel Dunbar | 1d733e2 | 2011-03-17 17:37:29 +0000 | [diff] [blame] | 6254 | // Ignore explicit -force_cpusubtype_ALL option. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6255 | (void)Args.hasArg(options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6256 | |
Jim Grosbach | c78c2bc | 2015-06-23 18:20:13 +0000 | [diff] [blame] | 6257 | // Pass along any -I options so we get proper .include search paths. |
| 6258 | Args.AddAllArgs(CmdArgs, options::OPT_I_Group); |
| 6259 | |
Eric Christopher | fc3ee56 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 6260 | // Determine the original source input. |
| 6261 | const Action *SourceAction = &JA; |
| 6262 | while (SourceAction->getKind() != Action::InputClass) { |
| 6263 | assert(!SourceAction->getInputs().empty() && "unexpected root action!"); |
| 6264 | SourceAction = SourceAction->getInputs()[0]; |
| 6265 | } |
| 6266 | |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 6267 | // Forward -g and handle debug info related flags, assuming we are dealing |
| 6268 | // with an actual assembly file. |
Douglas Katzman | 3103f25 | 2016-04-19 18:55:53 +0000 | [diff] [blame] | 6269 | bool WantDebug = false; |
| 6270 | unsigned DwarfVersion = 0; |
| 6271 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 6272 | if (Arg *A = Args.getLastArg(options::OPT_g_Group)) { |
| 6273 | WantDebug = !A->getOption().matches(options::OPT_g0) && |
| 6274 | !A->getOption().matches(options::OPT_ggdb0); |
| 6275 | if (WantDebug) |
| 6276 | DwarfVersion = DwarfVersionNum(A->getSpelling()); |
| 6277 | } |
| 6278 | if (DwarfVersion == 0) |
| 6279 | DwarfVersion = getToolChain().GetDefaultDwarfVersion(); |
| 6280 | |
| 6281 | codegenoptions::DebugInfoKind DebugInfoKind = codegenoptions::NoDebugInfo; |
| 6282 | |
Eric Christopher | fc3ee56 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 6283 | if (SourceAction->getType() == types::TY_Asm || |
| 6284 | SourceAction->getType() == types::TY_PP_Asm) { |
Douglas Katzman | 3103f25 | 2016-04-19 18:55:53 +0000 | [diff] [blame] | 6285 | // You might think that it would be ok to set DebugInfoKind outside of |
| 6286 | // the guard for source type, however there is a test which asserts |
| 6287 | // that some assembler invocation receives no -debug-info-kind, |
| 6288 | // and it's not clear whether that test is just overly restrictive. |
| 6289 | DebugInfoKind = (WantDebug ? codegenoptions::LimitedDebugInfo |
| 6290 | : codegenoptions::NoDebugInfo); |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 6291 | // Add the -fdebug-compilation-dir flag if needed. |
| 6292 | addDebugCompDirArg(Args, CmdArgs); |
Kevin Enderby | ae2ec47 | 2013-01-17 21:38:06 +0000 | [diff] [blame] | 6293 | |
| 6294 | // Set the AT_producer to the clang version when using the integrated |
| 6295 | // assembler on assembly source files. |
| 6296 | CmdArgs.push_back("-dwarf-debug-producer"); |
Bruno Cardoso Lopes | 34c549e | 2016-05-02 20:20:49 +0000 | [diff] [blame] | 6297 | CmdArgs.push_back(Args.MakeArgString(getClangFullVersion())); |
Renato Golin | a74bbc7 | 2015-07-22 15:32:36 +0000 | [diff] [blame] | 6298 | |
| 6299 | // And pass along -I options |
| 6300 | Args.AddAllArgs(CmdArgs, options::OPT_I); |
Eric Christopher | fc3ee56 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 6301 | } |
Douglas Katzman | 3103f25 | 2016-04-19 18:55:53 +0000 | [diff] [blame] | 6302 | RenderDebugEnablingArgs(Args, CmdArgs, DebugInfoKind, DwarfVersion, |
| 6303 | llvm::DebuggerKind::Default); |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 6304 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 6305 | // Handle -fPIC et al -- the relocation-model affects the assembler |
| 6306 | // for some targets. |
| 6307 | llvm::Reloc::Model RelocationModel; |
| 6308 | unsigned PICLevel; |
| 6309 | bool IsPIE; |
| 6310 | std::tie(RelocationModel, PICLevel, IsPIE) = |
| 6311 | ParsePICArgs(getToolChain(), Triple, Args); |
| 6312 | |
| 6313 | const char *RMName = RelocationModelName(RelocationModel); |
| 6314 | if (RMName) { |
| 6315 | CmdArgs.push_back("-mrelocation-model"); |
| 6316 | CmdArgs.push_back(RMName); |
| 6317 | } |
| 6318 | |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 6319 | // Optionally embed the -cc1as level arguments into the debug info, for build |
| 6320 | // analysis. |
| 6321 | if (getToolChain().UseDwarfDebugFlags()) { |
| 6322 | ArgStringList OriginalArgs; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6323 | for (const auto &Arg : Args) |
| 6324 | Arg->render(Args, OriginalArgs); |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 6325 | |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 6326 | SmallString<256> Flags; |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 6327 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
| 6328 | Flags += Exec; |
Douglas Katzman | 6bbffc4 | 2015-06-25 18:51:37 +0000 | [diff] [blame] | 6329 | for (const char *OriginalArg : OriginalArgs) { |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 6330 | SmallString<128> EscapedArg; |
Douglas Katzman | 6bbffc4 | 2015-06-25 18:51:37 +0000 | [diff] [blame] | 6331 | EscapeSpacesAndBackslashes(OriginalArg, EscapedArg); |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 6332 | Flags += " "; |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 6333 | Flags += EscapedArg; |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 6334 | } |
| 6335 | CmdArgs.push_back("-dwarf-debug-flags"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 6336 | CmdArgs.push_back(Args.MakeArgString(Flags)); |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 6337 | } |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6338 | |
| 6339 | // FIXME: Add -static support, once we have it. |
| 6340 | |
Daniel Sanders | 7f933f4 | 2015-01-30 17:35:23 +0000 | [diff] [blame] | 6341 | // Add target specific flags. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6342 | switch (getToolChain().getArch()) { |
Daniel Sanders | 7f933f4 | 2015-01-30 17:35:23 +0000 | [diff] [blame] | 6343 | default: |
| 6344 | break; |
| 6345 | |
| 6346 | case llvm::Triple::mips: |
| 6347 | case llvm::Triple::mipsel: |
| 6348 | case llvm::Triple::mips64: |
| 6349 | case llvm::Triple::mips64el: |
| 6350 | AddMIPSTargetArgs(Args, CmdArgs); |
| 6351 | break; |
| 6352 | } |
| 6353 | |
David Blaikie | 372d950 | 2014-01-17 03:17:40 +0000 | [diff] [blame] | 6354 | // Consume all the warning flags. Usually this would be handled more |
| 6355 | // gracefully by -cc1 (warning about unknown warning flags, etc) but -cc1as |
| 6356 | // doesn't handle that so rather than warning about unused flags that are |
| 6357 | // actually used, we'll lie by omission instead. |
| 6358 | // FIXME: Stop lying and consume only the appropriate driver flags |
Eric Christopher | 5d1caa5 | 2016-01-07 02:00:55 +0000 | [diff] [blame] | 6359 | Args.ClaimAllArgs(options::OPT_W_Group); |
David Blaikie | 372d950 | 2014-01-17 03:17:40 +0000 | [diff] [blame] | 6360 | |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 6361 | CollectArgsForIntegratedAssembler(C, Args, CmdArgs, |
| 6362 | getToolChain().getDriver()); |
| 6363 | |
Daniel Dunbar | 252e8f9 | 2011-04-29 17:53:18 +0000 | [diff] [blame] | 6364 | Args.AddAllArgs(CmdArgs, options::OPT_mllvm); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6365 | |
| 6366 | assert(Output.isFilename() && "Unexpected lipo output."); |
| 6367 | CmdArgs.push_back("-o"); |
| 6368 | CmdArgs.push_back(Output.getFilename()); |
| 6369 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6370 | assert(Input.isFilename() && "Invalid input."); |
| 6371 | CmdArgs.push_back(Input.getFilename()); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6372 | |
Daniel Dunbar | b31b76f | 2010-07-18 21:16:15 +0000 | [diff] [blame] | 6373 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6374 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eric Christopher | a75018a | 2013-04-10 21:30:40 +0000 | [diff] [blame] | 6375 | |
| 6376 | // Handle the debug info splitting at object creation time if we're |
| 6377 | // creating an object. |
| 6378 | // TODO: Currently only works on linux with newer objcopy. |
| 6379 | if (Args.hasArg(options::OPT_gsplit_dwarf) && |
Cameron Esfahani | 556d91e | 2013-09-14 01:09:11 +0000 | [diff] [blame] | 6380 | getToolChain().getTriple().isOSLinux()) |
Eric Christopher | a75018a | 2013-04-10 21:30:40 +0000 | [diff] [blame] | 6381 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 6382 | SplitDebugName(Args, Input)); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 6383 | } |
| 6384 | |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 6385 | void GnuTool::anchor() {} |
| 6386 | |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6387 | void gcc::Common::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6388 | const InputInfo &Output, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6389 | const InputInfoList &Inputs, const ArgList &Args, |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6390 | const char *LinkingOutput) const { |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 6391 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6392 | ArgStringList CmdArgs; |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 6393 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6394 | for (const auto &A : Args) { |
Michael J. Spencer | 66e2b20 | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 6395 | if (forwardToGCC(A->getOption())) { |
Eric Christopher | 3f07d85 | 2016-01-07 09:03:42 +0000 | [diff] [blame] | 6396 | // It is unfortunate that we have to claim here, as this means |
| 6397 | // we will basically never report anything interesting for |
| 6398 | // platforms using a generic gcc, even if we are just using gcc |
| 6399 | // to get to the assembler. |
| 6400 | A->claim(); |
| 6401 | |
Daniel Dunbar | 939c121 | 2010-08-03 16:14:14 +0000 | [diff] [blame] | 6402 | // Don't forward any -g arguments to assembly steps. |
| 6403 | if (isa<AssembleJobAction>(JA) && |
| 6404 | A->getOption().matches(options::OPT_g_Group)) |
| 6405 | continue; |
| 6406 | |
NAKAMURA Takumi | 053704f | 2013-08-19 11:51:51 +0000 | [diff] [blame] | 6407 | // Don't forward any -W arguments to assembly and link steps. |
| 6408 | if ((isa<AssembleJobAction>(JA) || isa<LinkJobAction>(JA)) && |
| 6409 | A->getOption().matches(options::OPT_W_Group)) |
| 6410 | continue; |
| 6411 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 6412 | A->render(Args, CmdArgs); |
Daniel Dunbar | 2da0272 | 2009-03-19 07:55:12 +0000 | [diff] [blame] | 6413 | } |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6414 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6415 | |
Daniel Dunbar | 4e29505 | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 6416 | RenderExtraToolArgs(JA, CmdArgs); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6417 | |
| 6418 | // If using a driver driver, force the arch. |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 6419 | if (getToolChain().getTriple().isOSDarwin()) { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6420 | CmdArgs.push_back("-arch"); |
Rafael Espindola | ed1233e | 2014-08-28 21:23:05 +0000 | [diff] [blame] | 6421 | CmdArgs.push_back( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6422 | Args.MakeArgString(getToolChain().getDefaultUniversalArchName())); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6423 | } |
| 6424 | |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 6425 | // Try to force gcc to match the tool chain we want, if we recognize |
| 6426 | // the arch. |
Daniel Dunbar | 5bbebfe | 2009-05-22 02:21:04 +0000 | [diff] [blame] | 6427 | // |
| 6428 | // FIXME: The triple class should directly provide the information we want |
| 6429 | // here. |
Douglas Katzman | 3885755 | 2015-08-20 18:32:26 +0000 | [diff] [blame] | 6430 | switch (getToolChain().getArch()) { |
| 6431 | default: |
| 6432 | break; |
| 6433 | case llvm::Triple::x86: |
| 6434 | case llvm::Triple::ppc: |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 6435 | CmdArgs.push_back("-m32"); |
Douglas Katzman | 3885755 | 2015-08-20 18:32:26 +0000 | [diff] [blame] | 6436 | break; |
| 6437 | case llvm::Triple::x86_64: |
| 6438 | case llvm::Triple::ppc64: |
| 6439 | case llvm::Triple::ppc64le: |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 6440 | CmdArgs.push_back("-m64"); |
Douglas Katzman | 3885755 | 2015-08-20 18:32:26 +0000 | [diff] [blame] | 6441 | break; |
| 6442 | case llvm::Triple::sparcel: |
| 6443 | CmdArgs.push_back("-EL"); |
| 6444 | break; |
| 6445 | } |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 6446 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6447 | if (Output.isFilename()) { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6448 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 6449 | CmdArgs.push_back(Output.getFilename()); |
| 6450 | } else { |
| 6451 | assert(Output.isNothing() && "Unexpected output"); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6452 | CmdArgs.push_back("-fsyntax-only"); |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 6453 | } |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6454 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6455 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6456 | |
| 6457 | // Only pass -x if gcc will understand it; otherwise hope gcc |
| 6458 | // understands the suffix correctly. The main use case this would go |
| 6459 | // wrong in is for linker inputs if they happened to have an odd |
| 6460 | // suffix; really the only way to get this to happen is a command |
| 6461 | // like '-x foobar a.c' which will treat a.c like a linker input. |
| 6462 | // |
| 6463 | // FIXME: For the linker case specifically, can we safely convert |
| 6464 | // inputs into '-Wl,' options? |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6465 | for (const auto &II : Inputs) { |
Daniel Dunbar | 6cdf83c | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 6466 | // Don't try to pass LLVM or AST inputs to a generic gcc. |
Eric Christopher | c198407 | 2015-12-08 02:10:19 +0000 | [diff] [blame] | 6467 | if (types::isLLVMIR(II.getType())) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 6468 | D.Diag(diag::err_drv_no_linker_llvm_support) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6469 | << getToolChain().getTripleString(); |
Daniel Dunbar | 6cdf83c | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 6470 | else if (II.getType() == types::TY_AST) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6471 | D.Diag(diag::err_drv_no_ast_support) << getToolChain().getTripleString(); |
Douglas Gregor | bf7fc9c | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 6472 | else if (II.getType() == types::TY_ModuleFile) |
| 6473 | D.Diag(diag::err_drv_no_module_support) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6474 | << getToolChain().getTripleString(); |
Daniel Dunbar | e3e263f | 2009-05-02 20:14:53 +0000 | [diff] [blame] | 6475 | |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6476 | if (types::canTypeBeUserSpecified(II.getType())) { |
| 6477 | CmdArgs.push_back("-x"); |
| 6478 | CmdArgs.push_back(types::getTypeName(II.getType())); |
| 6479 | } |
| 6480 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6481 | if (II.isFilename()) |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 6482 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | f247675 | 2010-09-25 18:10:05 +0000 | [diff] [blame] | 6483 | else { |
| 6484 | const Arg &A = II.getInputArg(); |
| 6485 | |
| 6486 | // Reverse translate some rewritten options. |
| 6487 | if (A.getOption().matches(options::OPT_Z_reserved_lib_stdcxx)) { |
| 6488 | CmdArgs.push_back("-lstdc++"); |
| 6489 | continue; |
| 6490 | } |
| 6491 | |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 6492 | // Don't render as input, we need gcc to do the translations. |
Daniel Dunbar | f247675 | 2010-09-25 18:10:05 +0000 | [diff] [blame] | 6493 | A.render(Args, CmdArgs); |
| 6494 | } |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6495 | } |
| 6496 | |
Dylan Noblesmith | 70e73a3 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 6497 | const std::string customGCCName = D.getCCCGenericGCCName(); |
| 6498 | const char *GCCName; |
| 6499 | if (!customGCCName.empty()) |
| 6500 | GCCName = customGCCName.c_str(); |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 6501 | else if (D.CCCIsCXX()) { |
Dylan Noblesmith | 70e73a3 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 6502 | GCCName = "g++"; |
Dylan Noblesmith | 70e73a3 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 6503 | } else |
| 6504 | GCCName = "gcc"; |
| 6505 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6506 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(GCCName)); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6507 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 6508 | } |
| 6509 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6510 | void gcc::Preprocessor::RenderExtraToolArgs(const JobAction &JA, |
| 6511 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6512 | CmdArgs.push_back("-E"); |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 6513 | } |
| 6514 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6515 | void gcc::Compiler::RenderExtraToolArgs(const JobAction &JA, |
| 6516 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | aeea8ac | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 6517 | const Driver &D = getToolChain().getDriver(); |
| 6518 | |
Eric Christopher | cc7ff50 | 2015-01-29 00:56:17 +0000 | [diff] [blame] | 6519 | switch (JA.getType()) { |
Daniel Dunbar | 4e29505 | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 6520 | // If -flto, etc. are present then make sure not to force assembly output. |
Eric Christopher | cc7ff50 | 2015-01-29 00:56:17 +0000 | [diff] [blame] | 6521 | case types::TY_LLVM_IR: |
| 6522 | case types::TY_LTO_IR: |
| 6523 | case types::TY_LLVM_BC: |
| 6524 | case types::TY_LTO_BC: |
Daniel Dunbar | 4e29505 | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 6525 | CmdArgs.push_back("-c"); |
Eric Christopher | cc7ff50 | 2015-01-29 00:56:17 +0000 | [diff] [blame] | 6526 | break; |
Eric Christopher | 29a50bc | 2016-01-06 07:24:45 +0000 | [diff] [blame] | 6527 | // We assume we've got an "integrated" assembler in that gcc will produce an |
| 6528 | // object file itself. |
| 6529 | case types::TY_Object: |
| 6530 | CmdArgs.push_back("-c"); |
| 6531 | break; |
Eric Christopher | cc7ff50 | 2015-01-29 00:56:17 +0000 | [diff] [blame] | 6532 | case types::TY_PP_Asm: |
Daniel Dunbar | 4e29505 | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 6533 | CmdArgs.push_back("-S"); |
Eric Christopher | 58c2199 | 2015-01-30 18:22:23 +0000 | [diff] [blame] | 6534 | break; |
Eric Christopher | cc7ff50 | 2015-01-29 00:56:17 +0000 | [diff] [blame] | 6535 | case types::TY_Nothing: |
| 6536 | CmdArgs.push_back("-fsyntax-only"); |
| 6537 | break; |
| 6538 | default: |
| 6539 | D.Diag(diag::err_drv_invalid_gcc_output_type) << getTypeName(JA.getType()); |
Daniel Dunbar | aeea8ac | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 6540 | } |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 6541 | } |
| 6542 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6543 | void gcc::Linker::RenderExtraToolArgs(const JobAction &JA, |
| 6544 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 6545 | // The types are (hopefully) good enough. |
| 6546 | } |
| 6547 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6548 | // Hexagon tools start. |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6549 | void hexagon::Assembler::RenderExtraToolArgs(const JobAction &JA, |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6550 | ArgStringList &CmdArgs) const { |
| 6551 | } |
| 6552 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6553 | void hexagon::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 6554 | const InputInfo &Output, |
| 6555 | const InputInfoList &Inputs, |
| 6556 | const ArgList &Args, |
| 6557 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 6558 | claimNoWarnArgs(Args); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6559 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6560 | auto &HTC = static_cast<const toolchains::HexagonToolChain&>(getToolChain()); |
| 6561 | const Driver &D = HTC.getDriver(); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6562 | ArgStringList CmdArgs; |
| 6563 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6564 | std::string MArchString = "-march=hexagon"; |
| 6565 | CmdArgs.push_back(Args.MakeArgString(MArchString)); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6566 | |
| 6567 | RenderExtraToolArgs(JA, CmdArgs); |
| 6568 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6569 | std::string AsName = "hexagon-llvm-mc"; |
| 6570 | std::string MCpuString = "-mcpu=hexagon" + |
| 6571 | toolchains::HexagonToolChain::GetTargetCPUVersion(Args).str(); |
| 6572 | CmdArgs.push_back("-filetype=obj"); |
| 6573 | CmdArgs.push_back(Args.MakeArgString(MCpuString)); |
| 6574 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6575 | if (Output.isFilename()) { |
| 6576 | CmdArgs.push_back("-o"); |
| 6577 | CmdArgs.push_back(Output.getFilename()); |
| 6578 | } else { |
| 6579 | assert(Output.isNothing() && "Unexpected output"); |
| 6580 | CmdArgs.push_back("-fsyntax-only"); |
| 6581 | } |
| 6582 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6583 | if (auto G = toolchains::HexagonToolChain::getSmallDataThreshold(Args)) { |
| 6584 | std::string N = llvm::utostr(G.getValue()); |
| 6585 | CmdArgs.push_back(Args.MakeArgString(std::string("-gpsize=") + N)); |
| 6586 | } |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6587 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6588 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Matthew Curtis | e5df381 | 2012-12-07 17:23:04 +0000 | [diff] [blame] | 6589 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6590 | // Only pass -x if gcc will understand it; otherwise hope gcc |
| 6591 | // understands the suffix correctly. The main use case this would go |
| 6592 | // wrong in is for linker inputs if they happened to have an odd |
| 6593 | // suffix; really the only way to get this to happen is a command |
| 6594 | // like '-x foobar a.c' which will treat a.c like a linker input. |
| 6595 | // |
| 6596 | // FIXME: For the linker case specifically, can we safely convert |
| 6597 | // inputs into '-Wl,' options? |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6598 | for (const auto &II : Inputs) { |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6599 | // Don't try to pass LLVM or AST inputs to a generic gcc. |
Eric Christopher | c198407 | 2015-12-08 02:10:19 +0000 | [diff] [blame] | 6600 | if (types::isLLVMIR(II.getType())) |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6601 | D.Diag(clang::diag::err_drv_no_linker_llvm_support) |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6602 | << HTC.getTripleString(); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6603 | else if (II.getType() == types::TY_AST) |
| 6604 | D.Diag(clang::diag::err_drv_no_ast_support) |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6605 | << HTC.getTripleString(); |
Douglas Gregor | bf7fc9c | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 6606 | else if (II.getType() == types::TY_ModuleFile) |
| 6607 | D.Diag(diag::err_drv_no_module_support) |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6608 | << HTC.getTripleString(); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6609 | |
| 6610 | if (II.isFilename()) |
| 6611 | CmdArgs.push_back(II.getFilename()); |
| 6612 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6613 | // Don't render as input, we need gcc to do the translations. |
Eric Christopher | b0a44f7 | 2015-12-08 01:59:51 +0000 | [diff] [blame] | 6614 | // FIXME: What is this? |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6615 | II.getInputArg().render(Args, CmdArgs); |
| 6616 | } |
| 6617 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6618 | auto *Exec = Args.MakeArgString(HTC.GetProgramPath(AsName.c_str())); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6619 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6620 | } |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6621 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6622 | void hexagon::Linker::RenderExtraToolArgs(const JobAction &JA, |
| 6623 | ArgStringList &CmdArgs) const { |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6624 | } |
| 6625 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 6626 | static void |
| 6627 | constructHexagonLinkArgs(Compilation &C, const JobAction &JA, |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6628 | const toolchains::HexagonToolChain &HTC, |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 6629 | const InputInfo &Output, const InputInfoList &Inputs, |
| 6630 | const ArgList &Args, ArgStringList &CmdArgs, |
| 6631 | const char *LinkingOutput) { |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6632 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6633 | const Driver &D = HTC.getDriver(); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6634 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6635 | //---------------------------------------------------------------------------- |
| 6636 | // |
| 6637 | //---------------------------------------------------------------------------- |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6638 | bool IsStatic = Args.hasArg(options::OPT_static); |
| 6639 | bool IsShared = Args.hasArg(options::OPT_shared); |
| 6640 | bool IsPIE = Args.hasArg(options::OPT_pie); |
| 6641 | bool IncStdLib = !Args.hasArg(options::OPT_nostdlib); |
| 6642 | bool IncStartFiles = !Args.hasArg(options::OPT_nostartfiles); |
| 6643 | bool IncDefLibs = !Args.hasArg(options::OPT_nodefaultlibs); |
| 6644 | bool UseG0 = false; |
| 6645 | bool UseShared = IsShared && !IsStatic; |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6646 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6647 | //---------------------------------------------------------------------------- |
| 6648 | // Silence warnings for various options |
| 6649 | //---------------------------------------------------------------------------- |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6650 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 6651 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 6652 | Args.ClaimAllArgs(options::OPT_w); // Other warning options are already |
| 6653 | // handled somewhere else. |
| 6654 | Args.ClaimAllArgs(options::OPT_static_libgcc); |
| 6655 | |
| 6656 | //---------------------------------------------------------------------------- |
| 6657 | // |
| 6658 | //---------------------------------------------------------------------------- |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6659 | if (Args.hasArg(options::OPT_s)) |
| 6660 | CmdArgs.push_back("-s"); |
| 6661 | |
| 6662 | if (Args.hasArg(options::OPT_r)) |
| 6663 | CmdArgs.push_back("-r"); |
| 6664 | |
| 6665 | for (const auto &Opt : HTC.ExtraOpts) |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6666 | CmdArgs.push_back(Opt.c_str()); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6667 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6668 | CmdArgs.push_back("-march=hexagon"); |
| 6669 | std::string CpuVer = |
| 6670 | toolchains::HexagonToolChain::GetTargetCPUVersion(Args).str(); |
| 6671 | std::string MCpuString = "-mcpu=hexagon" + CpuVer; |
| 6672 | CmdArgs.push_back(Args.MakeArgString(MCpuString)); |
Sebastian Pop | 8650028 | 2012-01-13 20:37:10 +0000 | [diff] [blame] | 6673 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6674 | if (IsShared) { |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6675 | CmdArgs.push_back("-shared"); |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6676 | // The following should be the default, but doing as hexagon-gcc does. |
| 6677 | CmdArgs.push_back("-call_shared"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6678 | } |
| 6679 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6680 | if (IsStatic) |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6681 | CmdArgs.push_back("-static"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6682 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6683 | if (IsPIE && !IsShared) |
Matthew Curtis | e8f80a1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 6684 | CmdArgs.push_back("-pie"); |
| 6685 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6686 | if (auto G = toolchains::HexagonToolChain::getSmallDataThreshold(Args)) { |
| 6687 | std::string N = llvm::utostr(G.getValue()); |
| 6688 | CmdArgs.push_back(Args.MakeArgString(std::string("-G") + N)); |
| 6689 | UseG0 = G.getValue() == 0; |
Matthew Curtis | e8f80a1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 6690 | } |
| 6691 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6692 | //---------------------------------------------------------------------------- |
| 6693 | // |
| 6694 | //---------------------------------------------------------------------------- |
| 6695 | CmdArgs.push_back("-o"); |
| 6696 | CmdArgs.push_back(Output.getFilename()); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6697 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6698 | //---------------------------------------------------------------------------- |
| 6699 | // moslib |
| 6700 | //---------------------------------------------------------------------------- |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6701 | std::vector<std::string> OsLibs; |
| 6702 | bool HasStandalone = false; |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6703 | |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 6704 | for (const Arg *A : Args.filtered(options::OPT_moslib_EQ)) { |
| 6705 | A->claim(); |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6706 | OsLibs.emplace_back(A->getValue()); |
| 6707 | HasStandalone = HasStandalone || (OsLibs.back() == "standalone"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6708 | } |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6709 | if (OsLibs.empty()) { |
| 6710 | OsLibs.push_back("standalone"); |
| 6711 | HasStandalone = true; |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6712 | } |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6713 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6714 | //---------------------------------------------------------------------------- |
| 6715 | // Start Files |
| 6716 | //---------------------------------------------------------------------------- |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6717 | const std::string MCpuSuffix = "/" + CpuVer; |
| 6718 | const std::string MCpuG0Suffix = MCpuSuffix + "/G0"; |
| 6719 | const std::string RootDir = |
| 6720 | HTC.getHexagonTargetDir(D.InstalledDir, D.PrefixDirs) + "/"; |
| 6721 | const std::string StartSubDir = |
| 6722 | "hexagon/lib" + (UseG0 ? MCpuG0Suffix : MCpuSuffix); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6723 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6724 | auto Find = [&HTC] (const std::string &RootDir, const std::string &SubDir, |
| 6725 | const char *Name) -> std::string { |
| 6726 | std::string RelName = SubDir + Name; |
| 6727 | std::string P = HTC.GetFilePath(RelName.c_str()); |
| 6728 | if (llvm::sys::fs::exists(P)) |
| 6729 | return P; |
| 6730 | return RootDir + RelName; |
| 6731 | }; |
| 6732 | |
| 6733 | if (IncStdLib && IncStartFiles) { |
| 6734 | if (!IsShared) { |
| 6735 | if (HasStandalone) { |
| 6736 | std::string Crt0SA = Find(RootDir, StartSubDir, "/crt0_standalone.o"); |
| 6737 | CmdArgs.push_back(Args.MakeArgString(Crt0SA)); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6738 | } |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6739 | std::string Crt0 = Find(RootDir, StartSubDir, "/crt0.o"); |
| 6740 | CmdArgs.push_back(Args.MakeArgString(Crt0)); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6741 | } |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6742 | std::string Init = UseShared |
| 6743 | ? Find(RootDir, StartSubDir + "/pic", "/initS.o") |
| 6744 | : Find(RootDir, StartSubDir, "/init.o"); |
| 6745 | CmdArgs.push_back(Args.MakeArgString(Init)); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6746 | } |
| 6747 | |
| 6748 | //---------------------------------------------------------------------------- |
| 6749 | // Library Search Paths |
| 6750 | //---------------------------------------------------------------------------- |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6751 | const ToolChain::path_list &LibPaths = HTC.getFilePaths(); |
| 6752 | for (const auto &LibPath : LibPaths) |
| 6753 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + LibPath)); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6754 | |
| 6755 | //---------------------------------------------------------------------------- |
| 6756 | // |
| 6757 | //---------------------------------------------------------------------------- |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 6758 | Args.AddAllArgs(CmdArgs, |
| 6759 | {options::OPT_T_Group, options::OPT_e, options::OPT_s, |
| 6760 | options::OPT_t, options::OPT_u_Group}); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6761 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6762 | AddLinkerInputs(HTC, Inputs, Args, CmdArgs); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6763 | |
| 6764 | //---------------------------------------------------------------------------- |
| 6765 | // Libraries |
| 6766 | //---------------------------------------------------------------------------- |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6767 | if (IncStdLib && IncDefLibs) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 6768 | if (D.CCCIsCXX()) { |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6769 | HTC.AddCXXStdlibLibArgs(Args, CmdArgs); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6770 | CmdArgs.push_back("-lm"); |
| 6771 | } |
| 6772 | |
| 6773 | CmdArgs.push_back("--start-group"); |
| 6774 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6775 | if (!IsShared) { |
| 6776 | for (const std::string &Lib : OsLibs) |
Douglas Katzman | 2675d01 | 2015-06-29 19:12:56 +0000 | [diff] [blame] | 6777 | CmdArgs.push_back(Args.MakeArgString("-l" + Lib)); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6778 | CmdArgs.push_back("-lc"); |
| 6779 | } |
| 6780 | CmdArgs.push_back("-lgcc"); |
| 6781 | |
| 6782 | CmdArgs.push_back("--end-group"); |
| 6783 | } |
| 6784 | |
| 6785 | //---------------------------------------------------------------------------- |
| 6786 | // End files |
| 6787 | //---------------------------------------------------------------------------- |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6788 | if (IncStdLib && IncStartFiles) { |
| 6789 | std::string Fini = UseShared |
| 6790 | ? Find(RootDir, StartSubDir + "/pic", "/finiS.o") |
| 6791 | : Find(RootDir, StartSubDir, "/fini.o"); |
| 6792 | CmdArgs.push_back(Args.MakeArgString(Fini)); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6793 | } |
Ikhlas Ajbar | 71d19f3 | 2015-05-09 02:13:25 +0000 | [diff] [blame] | 6794 | } |
| 6795 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6796 | void hexagon::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 6797 | const InputInfo &Output, |
| 6798 | const InputInfoList &Inputs, |
| 6799 | const ArgList &Args, |
| 6800 | const char *LinkingOutput) const { |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6801 | auto &HTC = static_cast<const toolchains::HexagonToolChain&>(getToolChain()); |
Ikhlas Ajbar | 71d19f3 | 2015-05-09 02:13:25 +0000 | [diff] [blame] | 6802 | |
| 6803 | ArgStringList CmdArgs; |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6804 | constructHexagonLinkArgs(C, JA, HTC, Output, Inputs, Args, CmdArgs, |
Ikhlas Ajbar | 71d19f3 | 2015-05-09 02:13:25 +0000 | [diff] [blame] | 6805 | LinkingOutput); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 6806 | |
Krzysztof Parzyszek | 1e6e3c6 | 2015-12-14 15:03:57 +0000 | [diff] [blame] | 6807 | std::string Linker = HTC.GetProgramPath("hexagon-link"); |
David Blaikie | c11bf80 | 2014-09-04 16:04:28 +0000 | [diff] [blame] | 6808 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Linker), |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6809 | CmdArgs, Inputs)); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6810 | } |
| 6811 | // Hexagon tools end. |
| 6812 | |
Tom Stellard | 8fa3309 | 2015-07-18 01:49:05 +0000 | [diff] [blame] | 6813 | void amdgpu::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 6814 | const InputInfo &Output, |
| 6815 | const InputInfoList &Inputs, |
| 6816 | const ArgList &Args, |
| 6817 | const char *LinkingOutput) const { |
| 6818 | |
| 6819 | std::string Linker = getToolChain().GetProgramPath(getShortName()); |
| 6820 | ArgStringList CmdArgs; |
Tom Stellard | 8fa3309 | 2015-07-18 01:49:05 +0000 | [diff] [blame] | 6821 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Tom Stellard | f6699f5 | 2016-05-05 17:03:41 +0000 | [diff] [blame] | 6822 | CmdArgs.push_back("-shared"); |
| 6823 | CmdArgs.push_back("-o"); |
Tom Stellard | 8fa3309 | 2015-07-18 01:49:05 +0000 | [diff] [blame] | 6824 | CmdArgs.push_back(Output.getFilename()); |
| 6825 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Linker), |
| 6826 | CmdArgs, Inputs)); |
| 6827 | } |
| 6828 | // AMDGPU tools end. |
| 6829 | |
Dan Gohman | 5281686 | 2015-12-16 23:30:41 +0000 | [diff] [blame] | 6830 | wasm::Linker::Linker(const ToolChain &TC) |
| 6831 | : GnuTool("wasm::Linker", "lld", TC) {} |
| 6832 | |
| 6833 | bool wasm::Linker::isLinkJob() const { |
| 6834 | return true; |
| 6835 | } |
| 6836 | |
| 6837 | bool wasm::Linker::hasIntegratedCPP() const { |
| 6838 | return false; |
| 6839 | } |
| 6840 | |
| 6841 | void wasm::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 6842 | const InputInfo &Output, |
| 6843 | const InputInfoList &Inputs, |
| 6844 | const ArgList &Args, |
| 6845 | const char *LinkingOutput) const { |
Dan Gohman | 57b62c5 | 2016-02-22 19:26:15 +0000 | [diff] [blame] | 6846 | |
| 6847 | const ToolChain &ToolChain = getToolChain(); |
| 6848 | const Driver &D = ToolChain.getDriver(); |
| 6849 | const char *Linker = Args.MakeArgString(ToolChain.GetLinkerPath()); |
Dan Gohman | 5281686 | 2015-12-16 23:30:41 +0000 | [diff] [blame] | 6850 | ArgStringList CmdArgs; |
| 6851 | CmdArgs.push_back("-flavor"); |
| 6852 | CmdArgs.push_back("ld"); |
Dan Gohman | 1aa5828 | 2016-01-06 19:43:32 +0000 | [diff] [blame] | 6853 | |
| 6854 | // Enable garbage collection of unused input sections by default, since code |
Dan Gohman | a5b804b | 2016-01-07 00:50:27 +0000 | [diff] [blame] | 6855 | // size is of particular importance. This is significantly facilitated by |
| 6856 | // the enabling of -ffunction-sections and -fdata-sections in |
| 6857 | // Clang::ConstructJob. |
Dan Gohman | 4e48020 | 2016-01-07 00:32:04 +0000 | [diff] [blame] | 6858 | if (areOptimizationsEnabled(Args)) |
| 6859 | CmdArgs.push_back("--gc-sections"); |
Dan Gohman | 1aa5828 | 2016-01-06 19:43:32 +0000 | [diff] [blame] | 6860 | |
Dan Gohman | 57b62c5 | 2016-02-22 19:26:15 +0000 | [diff] [blame] | 6861 | if (Args.hasArg(options::OPT_rdynamic)) |
| 6862 | CmdArgs.push_back("-export-dynamic"); |
| 6863 | if (Args.hasArg(options::OPT_s)) |
| 6864 | CmdArgs.push_back("--strip-all"); |
| 6865 | if (Args.hasArg(options::OPT_shared)) |
| 6866 | CmdArgs.push_back("-shared"); |
| 6867 | if (Args.hasArg(options::OPT_static)) |
| 6868 | CmdArgs.push_back("-Bstatic"); |
| 6869 | |
| 6870 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 6871 | ToolChain.AddFilePathLibArgs(Args, CmdArgs); |
| 6872 | |
| 6873 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
| 6874 | if (Args.hasArg(options::OPT_shared)) |
| 6875 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("rcrt1.o"))); |
| 6876 | else if (Args.hasArg(options::OPT_pie)) |
| 6877 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("Scrt1.o"))); |
| 6878 | else |
| 6879 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crt1.o"))); |
| 6880 | |
| 6881 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 6882 | } |
| 6883 | |
| 6884 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 6885 | |
| 6886 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
| 6887 | if (D.CCCIsCXX()) |
| 6888 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 6889 | |
| 6890 | if (Args.hasArg(options::OPT_pthread)) |
| 6891 | CmdArgs.push_back("-lpthread"); |
| 6892 | |
| 6893 | CmdArgs.push_back("-lc"); |
| 6894 | CmdArgs.push_back("-lcompiler_rt"); |
| 6895 | } |
| 6896 | |
| 6897 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) |
| 6898 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
| 6899 | |
Dan Gohman | 5281686 | 2015-12-16 23:30:41 +0000 | [diff] [blame] | 6900 | CmdArgs.push_back("-o"); |
| 6901 | CmdArgs.push_back(Output.getFilename()); |
Dan Gohman | 57b62c5 | 2016-02-22 19:26:15 +0000 | [diff] [blame] | 6902 | |
Dan Gohman | 5281686 | 2015-12-16 23:30:41 +0000 | [diff] [blame] | 6903 | C.addCommand(llvm::make_unique<Command>(JA, *this, Linker, CmdArgs, Inputs)); |
| 6904 | } |
| 6905 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 6906 | const std::string arm::getARMArch(StringRef Arch, const llvm::Triple &Triple) { |
Gabor Ballabas | cebcb3b | 2015-06-11 12:29:56 +0000 | [diff] [blame] | 6907 | std::string MArch; |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 6908 | if (!Arch.empty()) |
| 6909 | MArch = Arch; |
| 6910 | else |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6911 | MArch = Triple.getArchName(); |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 6912 | MArch = StringRef(MArch).split("+").first.lower(); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6913 | |
| 6914 | // Handle -march=native. |
| 6915 | if (MArch == "native") { |
| 6916 | std::string CPU = llvm::sys::getHostCPUName(); |
| 6917 | if (CPU != "generic") { |
| 6918 | // Translate the native cpu into the architecture suffix for that CPU. |
Vladimir Sukharev | 64f6824 | 2015-09-23 09:29:32 +0000 | [diff] [blame] | 6919 | StringRef Suffix = arm::getLLVMArchSuffixForARM(CPU, MArch, Triple); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6920 | // If there is no valid architecture suffix for this CPU we don't know how |
| 6921 | // to handle it, so return no architecture. |
Chandler Carruth | d96f37a | 2015-08-30 07:51:18 +0000 | [diff] [blame] | 6922 | if (Suffix.empty()) |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6923 | MArch = ""; |
| 6924 | else |
Chandler Carruth | d96f37a | 2015-08-30 07:51:18 +0000 | [diff] [blame] | 6925 | MArch = std::string("arm") + Suffix.str(); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6926 | } |
| 6927 | } |
| 6928 | |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6929 | return MArch; |
| 6930 | } |
Chandler Carruth | d96f37a | 2015-08-30 07:51:18 +0000 | [diff] [blame] | 6931 | |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6932 | /// Get the (LLVM) name of the minimum ARM CPU for the arch we are targeting. |
Chandler Carruth | d96f37a | 2015-08-30 07:51:18 +0000 | [diff] [blame] | 6933 | StringRef arm::getARMCPUForMArch(StringRef Arch, const llvm::Triple &Triple) { |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 6934 | std::string MArch = getARMArch(Arch, Triple); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6935 | // getARMCPUForArch defaults to the triple if MArch is empty, but empty MArch |
| 6936 | // here means an -march=native that we can't handle, so instead return no CPU. |
| 6937 | if (MArch.empty()) |
Chandler Carruth | d96f37a | 2015-08-30 07:51:18 +0000 | [diff] [blame] | 6938 | return StringRef(); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6939 | |
John Brawn | a95c1a8 | 2015-05-08 12:52:18 +0000 | [diff] [blame] | 6940 | // We need to return an empty string here on invalid MArch values as the |
| 6941 | // various places that call this function can't cope with a null result. |
Chandler Carruth | d96f37a | 2015-08-30 07:51:18 +0000 | [diff] [blame] | 6942 | return Triple.getARMCPUForArch(MArch); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6943 | } |
| 6944 | |
| 6945 | /// getARMTargetCPU - Get the (LLVM) name of the ARM cpu we are targeting. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 6946 | std::string arm::getARMTargetCPU(StringRef CPU, StringRef Arch, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6947 | const llvm::Triple &Triple) { |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6948 | // FIXME: Warn on inconsistent use of -mcpu and -march. |
| 6949 | // If we have -mcpu=, use that. |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 6950 | if (!CPU.empty()) { |
Bradley Smith | bbf5a00 | 2015-11-18 16:33:48 +0000 | [diff] [blame] | 6951 | std::string MCPU = StringRef(CPU).split("+").first.lower(); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6952 | // Handle -mcpu=native. |
| 6953 | if (MCPU == "native") |
Rafael Espindola | 9c5ef12 | 2013-12-12 15:39:05 +0000 | [diff] [blame] | 6954 | return llvm::sys::getHostCPUName(); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6955 | else |
Rafael Espindola | 80d333b | 2013-12-12 15:48:19 +0000 | [diff] [blame] | 6956 | return MCPU; |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6957 | } |
| 6958 | |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 6959 | return getARMCPUForMArch(Arch, Triple); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6960 | } |
| 6961 | |
| 6962 | /// getLLVMArchSuffixForARM - Get the LLVM arch name to use for a particular |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6963 | /// CPU (or Arch, if CPU is generic). |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6964 | // FIXME: This is redundant with -mcpu, why does LLVM use this. |
Vladimir Sukharev | 64f6824 | 2015-09-23 09:29:32 +0000 | [diff] [blame] | 6965 | StringRef arm::getLLVMArchSuffixForARM(StringRef CPU, StringRef Arch, |
| 6966 | const llvm::Triple &Triple) { |
| 6967 | unsigned ArchKind; |
Vladimir Sukharev | 64f6824 | 2015-09-23 09:29:32 +0000 | [diff] [blame] | 6968 | if (CPU == "generic") { |
Vladimir Sukharev | a317dfb | 2015-09-24 10:06:44 +0000 | [diff] [blame] | 6969 | std::string ARMArch = tools::arm::getARMArch(Arch, Triple); |
Vladimir Sukharev | 2eef4b5 | 2015-09-24 09:55:08 +0000 | [diff] [blame] | 6970 | ArchKind = llvm::ARM::parseArch(ARMArch); |
Vladimir Sukharev | 64f6824 | 2015-09-23 09:29:32 +0000 | [diff] [blame] | 6971 | if (ArchKind == llvm::ARM::AK_INVALID) |
| 6972 | // In case of generic Arch, i.e. "arm", |
| 6973 | // extract arch from default cpu of the Triple |
Vladimir Sukharev | 2eef4b5 | 2015-09-24 09:55:08 +0000 | [diff] [blame] | 6974 | ArchKind = llvm::ARM::parseCPUArch(Triple.getARMCPUForArch(ARMArch)); |
Vladimir Sukharev | 64f6824 | 2015-09-23 09:29:32 +0000 | [diff] [blame] | 6975 | } else { |
Tim Northover | 6f3ff22 | 2015-10-30 16:30:27 +0000 | [diff] [blame] | 6976 | // FIXME: horrible hack to get around the fact that Cortex-A7 is only an |
| 6977 | // armv7k triple if it's actually been specified via "-arch armv7k". |
| 6978 | ArchKind = (Arch == "armv7k" || Arch == "thumbv7k") |
Aaron Ballman | 4305910 | 2015-11-04 14:43:43 +0000 | [diff] [blame] | 6979 | ? (unsigned)llvm::ARM::AK_ARMV7K |
Tim Northover | 6f3ff22 | 2015-10-30 16:30:27 +0000 | [diff] [blame] | 6980 | : llvm::ARM::parseCPUArch(CPU); |
Vladimir Sukharev | 64f6824 | 2015-09-23 09:29:32 +0000 | [diff] [blame] | 6981 | } |
Renato Golin | 3c00725 | 2015-05-28 15:05:53 +0000 | [diff] [blame] | 6982 | if (ArchKind == llvm::ARM::AK_INVALID) |
| 6983 | return ""; |
Chandler Carruth | aa0caeb | 2015-08-30 02:16:36 +0000 | [diff] [blame] | 6984 | return llvm::ARM::getSubArch(ArchKind); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6985 | } |
| 6986 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6987 | void arm::appendEBLinkFlags(const ArgList &Args, ArgStringList &CmdArgs, |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6988 | const llvm::Triple &Triple) { |
Joerg Sonnenberger | 1689d3f | 2015-01-28 23:30:39 +0000 | [diff] [blame] | 6989 | if (Args.hasArg(options::OPT_r)) |
| 6990 | return; |
| 6991 | |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6992 | // ARMv7 (and later) and ARMv6-M do not support BE-32, so instruct the linker |
| 6993 | // to generate BE-8 executables. |
| 6994 | if (getARMSubArchVersionNumber(Triple) >= 7 || isARMMProfile(Triple)) |
| 6995 | CmdArgs.push_back("--be8"); |
Joerg Sonnenberger | 1689d3f | 2015-01-28 23:30:39 +0000 | [diff] [blame] | 6996 | } |
| 6997 | |
Petar Jovanovic | 1dbc317 | 2015-04-14 12:49:08 +0000 | [diff] [blame] | 6998 | mips::NanEncoding mips::getSupportedNanEncoding(StringRef &CPU) { |
Daniel Sanders | e0395a7 | 2015-09-24 10:22:17 +0000 | [diff] [blame] | 6999 | // Strictly speaking, mips32r2 and mips64r2 are NanLegacy-only since Nan2008 |
| 7000 | // was first introduced in Release 3. However, other compilers have |
| 7001 | // traditionally allowed it for Release 2 so we should do the same. |
Petar Jovanovic | 1dbc317 | 2015-04-14 12:49:08 +0000 | [diff] [blame] | 7002 | return (NanEncoding)llvm::StringSwitch<int>(CPU) |
| 7003 | .Case("mips1", NanLegacy) |
| 7004 | .Case("mips2", NanLegacy) |
| 7005 | .Case("mips3", NanLegacy) |
| 7006 | .Case("mips4", NanLegacy) |
| 7007 | .Case("mips5", NanLegacy) |
| 7008 | .Case("mips32", NanLegacy) |
Daniel Sanders | e0395a7 | 2015-09-24 10:22:17 +0000 | [diff] [blame] | 7009 | .Case("mips32r2", NanLegacy | Nan2008) |
Petar Jovanovic | 1dbc317 | 2015-04-14 12:49:08 +0000 | [diff] [blame] | 7010 | .Case("mips32r3", NanLegacy | Nan2008) |
| 7011 | .Case("mips32r5", NanLegacy | Nan2008) |
| 7012 | .Case("mips32r6", Nan2008) |
| 7013 | .Case("mips64", NanLegacy) |
Daniel Sanders | e0395a7 | 2015-09-24 10:22:17 +0000 | [diff] [blame] | 7014 | .Case("mips64r2", NanLegacy | Nan2008) |
Petar Jovanovic | 1dbc317 | 2015-04-14 12:49:08 +0000 | [diff] [blame] | 7015 | .Case("mips64r3", NanLegacy | Nan2008) |
| 7016 | .Case("mips64r5", NanLegacy | Nan2008) |
| 7017 | .Case("mips64r6", Nan2008) |
| 7018 | .Default(NanLegacy); |
| 7019 | } |
| 7020 | |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 7021 | bool mips::hasMipsAbiArg(const ArgList &Args, const char *Value) { |
| 7022 | Arg *A = Args.getLastArg(options::OPT_mabi_EQ); |
| 7023 | return A && (A->getValue() == StringRef(Value)); |
| 7024 | } |
| 7025 | |
Simon Atanasyan | d95c67d | 2014-08-13 14:34:14 +0000 | [diff] [blame] | 7026 | bool mips::isUCLibc(const ArgList &Args) { |
| 7027 | Arg *A = Args.getLastArg(options::OPT_m_libc_Group); |
Rafael Espindola | d3d657c | 2014-08-13 17:15:42 +0000 | [diff] [blame] | 7028 | return A && A->getOption().matches(options::OPT_muclibc); |
Simon Atanasyan | d95c67d | 2014-08-13 14:34:14 +0000 | [diff] [blame] | 7029 | } |
| 7030 | |
Daniel Sanders | 2bf1366 | 2014-07-10 14:40:57 +0000 | [diff] [blame] | 7031 | bool mips::isNaN2008(const ArgList &Args, const llvm::Triple &Triple) { |
Daniel Sanders | 3b92c5b | 2014-06-24 15:04:16 +0000 | [diff] [blame] | 7032 | if (Arg *NaNArg = Args.getLastArg(options::OPT_mnan_EQ)) |
| 7033 | return llvm::StringSwitch<bool>(NaNArg->getValue()) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7034 | .Case("2008", true) |
| 7035 | .Case("legacy", false) |
| 7036 | .Default(false); |
Daniel Sanders | 3b92c5b | 2014-06-24 15:04:16 +0000 | [diff] [blame] | 7037 | |
| 7038 | // NaN2008 is the default for MIPS32r6/MIPS64r6. |
Daniel Sanders | 2bf1366 | 2014-07-10 14:40:57 +0000 | [diff] [blame] | 7039 | return llvm::StringSwitch<bool>(getCPUName(Args, Triple)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7040 | .Cases("mips32r6", "mips64r6", true) |
| 7041 | .Default(false); |
Daniel Sanders | 3b92c5b | 2014-06-24 15:04:16 +0000 | [diff] [blame] | 7042 | |
| 7043 | return false; |
| 7044 | } |
| 7045 | |
Petar Jovanovic | 3ca1622 | 2016-05-18 12:46:06 +0000 | [diff] [blame^] | 7046 | bool mips::isFP64ADefault(const llvm::Triple &Triple, StringRef CPUName) { |
| 7047 | if (!Triple.isAndroid()) |
| 7048 | return false; |
| 7049 | |
| 7050 | // Android MIPS32R6 defaults to FP64A. |
| 7051 | return llvm::StringSwitch<bool>(CPUName) |
| 7052 | .Case("mips32r6", true) |
| 7053 | .Default(false); |
| 7054 | } |
| 7055 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7056 | bool mips::isFPXXDefault(const llvm::Triple &Triple, StringRef CPUName, |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 7057 | StringRef ABIName, mips::FloatABI FloatABI) { |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7058 | if (Triple.getVendor() != llvm::Triple::ImaginationTechnologies && |
Petar Jovanovic | 3ca1622 | 2016-05-18 12:46:06 +0000 | [diff] [blame^] | 7059 | Triple.getVendor() != llvm::Triple::MipsTechnologies && |
| 7060 | !Triple.isAndroid()) |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7061 | return false; |
| 7062 | |
| 7063 | if (ABIName != "32") |
| 7064 | return false; |
| 7065 | |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 7066 | // FPXX shouldn't be used if either -msoft-float or -mfloat-abi=soft is |
| 7067 | // present. |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 7068 | if (FloatABI == mips::FloatABI::Soft) |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 7069 | return false; |
| 7070 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7071 | return llvm::StringSwitch<bool>(CPUName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7072 | .Cases("mips2", "mips3", "mips4", "mips5", true) |
| 7073 | .Cases("mips32", "mips32r2", "mips32r3", "mips32r5", true) |
| 7074 | .Cases("mips64", "mips64r2", "mips64r3", "mips64r5", true) |
| 7075 | .Default(false); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7076 | } |
| 7077 | |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 7078 | bool mips::shouldUseFPXX(const ArgList &Args, const llvm::Triple &Triple, |
| 7079 | StringRef CPUName, StringRef ABIName, |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 7080 | mips::FloatABI FloatABI) { |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 7081 | bool UseFPXX = isFPXXDefault(Triple, CPUName, ABIName, FloatABI); |
| 7082 | |
| 7083 | // FPXX shouldn't be used if -msingle-float is present. |
| 7084 | if (Arg *A = Args.getLastArg(options::OPT_msingle_float, |
| 7085 | options::OPT_mdouble_float)) |
| 7086 | if (A->getOption().matches(options::OPT_msingle_float)) |
| 7087 | UseFPXX = false; |
| 7088 | |
| 7089 | return UseFPXX; |
| 7090 | } |
| 7091 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7092 | llvm::Triple::ArchType darwin::getArchTypeForMachOArchName(StringRef Str) { |
Rafael Espindola | dcbf698 | 2012-10-31 18:51:07 +0000 | [diff] [blame] | 7093 | // See arch(3) and llvm-gcc's driver-driver.c. We don't implement support for |
| 7094 | // archs which Darwin doesn't use. |
| 7095 | |
| 7096 | // The matching this routine does is fairly pointless, since it is neither the |
| 7097 | // complete architecture list, nor a reasonable subset. The problem is that |
| 7098 | // historically the driver driver accepts this and also ties its -march= |
| 7099 | // handling to the architecture name, so we need to be careful before removing |
| 7100 | // support for it. |
| 7101 | |
| 7102 | // This code must be kept in sync with Clang's Darwin specific argument |
| 7103 | // translation. |
| 7104 | |
| 7105 | return llvm::StringSwitch<llvm::Triple::ArchType>(Str) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7106 | .Cases("ppc", "ppc601", "ppc603", "ppc604", "ppc604e", llvm::Triple::ppc) |
| 7107 | .Cases("ppc750", "ppc7400", "ppc7450", "ppc970", llvm::Triple::ppc) |
| 7108 | .Case("ppc64", llvm::Triple::ppc64) |
| 7109 | .Cases("i386", "i486", "i486SX", "i586", "i686", llvm::Triple::x86) |
| 7110 | .Cases("pentium", "pentpro", "pentIIm3", "pentIIm5", "pentium4", |
| 7111 | llvm::Triple::x86) |
| 7112 | .Cases("x86_64", "x86_64h", llvm::Triple::x86_64) |
| 7113 | // This is derived from the driver driver. |
| 7114 | .Cases("arm", "armv4t", "armv5", "armv6", "armv6m", llvm::Triple::arm) |
| 7115 | .Cases("armv7", "armv7em", "armv7k", "armv7m", llvm::Triple::arm) |
| 7116 | .Cases("armv7s", "xscale", llvm::Triple::arm) |
| 7117 | .Case("arm64", llvm::Triple::aarch64) |
| 7118 | .Case("r600", llvm::Triple::r600) |
| 7119 | .Case("amdgcn", llvm::Triple::amdgcn) |
| 7120 | .Case("nvptx", llvm::Triple::nvptx) |
| 7121 | .Case("nvptx64", llvm::Triple::nvptx64) |
| 7122 | .Case("amdil", llvm::Triple::amdil) |
| 7123 | .Case("spir", llvm::Triple::spir) |
| 7124 | .Default(llvm::Triple::UnknownArch); |
Rafael Espindola | dcbf698 | 2012-10-31 18:51:07 +0000 | [diff] [blame] | 7125 | } |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 7126 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7127 | void darwin::setTripleTypeForMachOArchName(llvm::Triple &T, StringRef Str) { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 7128 | const llvm::Triple::ArchType Arch = getArchTypeForMachOArchName(Str); |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7129 | T.setArch(Arch); |
| 7130 | |
| 7131 | if (Str == "x86_64h") |
| 7132 | T.setArchName(Str); |
| 7133 | else if (Str == "armv6m" || Str == "armv7m" || Str == "armv7em") { |
| 7134 | T.setOS(llvm::Triple::UnknownOS); |
Saleem Abdulrasool | 29b82b6 | 2014-03-06 20:47:19 +0000 | [diff] [blame] | 7135 | T.setObjectFormat(llvm::Triple::MachO); |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7136 | } |
| 7137 | } |
| 7138 | |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 7139 | const char *Clang::getBaseInputName(const ArgList &Args, |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 7140 | const InputInfo &Input) { |
| 7141 | return Args.MakeArgString(llvm::sys::path::filename(Input.getBaseInput())); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 7142 | } |
| 7143 | |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 7144 | const char *Clang::getBaseInputStem(const ArgList &Args, |
| 7145 | const InputInfoList &Inputs) { |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 7146 | const char *Str = getBaseInputName(Args, Inputs[0]); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 7147 | |
Chris Lattner | 906bb90 | 2011-01-16 08:14:11 +0000 | [diff] [blame] | 7148 | if (const char *End = strrchr(Str, '.')) |
Daniel Dunbar | 1c28f1e | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 7149 | return Args.MakeArgString(std::string(Str, End)); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 7150 | |
| 7151 | return Str; |
| 7152 | } |
| 7153 | |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 7154 | const char *Clang::getDependencyFileName(const ArgList &Args, |
| 7155 | const InputInfoList &Inputs) { |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 7156 | // FIXME: Think about this more. |
| 7157 | std::string Res; |
| 7158 | |
| 7159 | if (Arg *OutputOpt = Args.getLastArg(options::OPT_o)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 7160 | std::string Str(OutputOpt->getValue()); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 7161 | Res = Str.substr(0, Str.rfind('.')); |
Chad Rosier | 6fdf38b | 2011-08-17 23:08:45 +0000 | [diff] [blame] | 7162 | } else { |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 7163 | Res = getBaseInputStem(Args, Inputs); |
Chad Rosier | 6fdf38b | 2011-08-17 23:08:45 +0000 | [diff] [blame] | 7164 | } |
Daniel Dunbar | 1c28f1e | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 7165 | return Args.MakeArgString(Res + ".d"); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 7166 | } |
| 7167 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7168 | void cloudabi::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 7169 | const InputInfo &Output, |
| 7170 | const InputInfoList &Inputs, |
| 7171 | const ArgList &Args, |
| 7172 | const char *LinkingOutput) const { |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 7173 | const ToolChain &ToolChain = getToolChain(); |
| 7174 | const Driver &D = ToolChain.getDriver(); |
| 7175 | ArgStringList CmdArgs; |
| 7176 | |
| 7177 | // Silence warning for "clang -g foo.o -o foo" |
| 7178 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 7179 | // and "clang -emit-llvm foo.o -o foo" |
| 7180 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 7181 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 7182 | // handled somewhere else. |
| 7183 | Args.ClaimAllArgs(options::OPT_w); |
| 7184 | |
| 7185 | if (!D.SysRoot.empty()) |
| 7186 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 7187 | |
| 7188 | // CloudABI only supports static linkage. |
| 7189 | CmdArgs.push_back("-Bstatic"); |
Ed Schouten | 506f295 | 2016-04-06 15:37:06 +0000 | [diff] [blame] | 7190 | |
| 7191 | // CloudABI uses Position Independent Executables exclusively. |
| 7192 | CmdArgs.push_back("-pie"); |
| 7193 | CmdArgs.push_back("--no-dynamic-linker"); |
| 7194 | CmdArgs.push_back("-zrelro"); |
| 7195 | |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 7196 | CmdArgs.push_back("--eh-frame-hdr"); |
| 7197 | CmdArgs.push_back("--gc-sections"); |
| 7198 | |
| 7199 | if (Output.isFilename()) { |
| 7200 | CmdArgs.push_back("-o"); |
| 7201 | CmdArgs.push_back(Output.getFilename()); |
| 7202 | } else { |
| 7203 | assert(Output.isNothing() && "Invalid output."); |
| 7204 | } |
| 7205 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7206 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 7207 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crt0.o"))); |
| 7208 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtbegin.o"))); |
| 7209 | } |
| 7210 | |
| 7211 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Douglas Katzman | 6059ef9 | 2015-11-17 17:41:23 +0000 | [diff] [blame] | 7212 | ToolChain.AddFilePathLibArgs(Args, CmdArgs); |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 7213 | Args.AddAllArgs(CmdArgs, |
| 7214 | {options::OPT_T_Group, options::OPT_e, options::OPT_s, |
| 7215 | options::OPT_t, options::OPT_Z_Flag, options::OPT_r}); |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 7216 | |
Teresa Johnson | 945bc50 | 2015-10-15 20:35:53 +0000 | [diff] [blame] | 7217 | if (D.isUsingLTO()) |
| 7218 | AddGoldPlugin(ToolChain, Args, CmdArgs, D.getLTOMode() == LTOK_Thin); |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 7219 | |
| 7220 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 7221 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7222 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 7223 | if (D.CCCIsCXX()) |
| 7224 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 7225 | CmdArgs.push_back("-lc"); |
| 7226 | CmdArgs.push_back("-lcompiler_rt"); |
| 7227 | } |
| 7228 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7229 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 7230 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o"))); |
| 7231 | |
| 7232 | const char *Exec = Args.MakeArgString(ToolChain.GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7233 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 7234 | } |
| 7235 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7236 | void darwin::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 7237 | const InputInfo &Output, |
| 7238 | const InputInfoList &Inputs, |
| 7239 | const ArgList &Args, |
| 7240 | const char *LinkingOutput) const { |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 7241 | ArgStringList CmdArgs; |
| 7242 | |
| 7243 | assert(Inputs.size() == 1 && "Unexpected number of inputs."); |
| 7244 | const InputInfo &Input = Inputs[0]; |
| 7245 | |
Daniel Dunbar | dc8355e | 2011-04-12 23:59:20 +0000 | [diff] [blame] | 7246 | // Determine the original source input. |
| 7247 | const Action *SourceAction = &JA; |
| 7248 | while (SourceAction->getKind() != Action::InputClass) { |
| 7249 | assert(!SourceAction->getInputs().empty() && "unexpected root action!"); |
| 7250 | SourceAction = SourceAction->getInputs()[0]; |
| 7251 | } |
| 7252 | |
Eric Christopher | f5a8f49 | 2015-12-08 00:10:10 +0000 | [diff] [blame] | 7253 | // If -fno-integrated-as is used add -Q to the darwin assember driver to make |
Kevin Enderby | 319baa4 | 2013-11-18 23:30:29 +0000 | [diff] [blame] | 7254 | // sure it runs its system assembler not clang's integrated assembler. |
David Fang | 073a7c9 | 2013-12-10 22:51:25 +0000 | [diff] [blame] | 7255 | // Applicable to darwin11+ and Xcode 4+. darwin<10 lacked integrated-as. |
| 7256 | // FIXME: at run-time detect assembler capabilities or rely on version |
Eric Christopher | f5a8f49 | 2015-12-08 00:10:10 +0000 | [diff] [blame] | 7257 | // information forwarded by -target-assembler-version. |
Saleem Abdulrasool | cfeb90d | 2014-02-23 00:40:30 +0000 | [diff] [blame] | 7258 | if (Args.hasArg(options::OPT_fno_integrated_as)) { |
David Fang | adcdde0 | 2013-12-10 23:13:11 +0000 | [diff] [blame] | 7259 | const llvm::Triple &T(getToolChain().getTriple()); |
| 7260 | if (!(T.isMacOSX() && T.isMacOSXVersionLT(10, 7))) |
David Fang | 073a7c9 | 2013-12-10 22:51:25 +0000 | [diff] [blame] | 7261 | CmdArgs.push_back("-Q"); |
| 7262 | } |
Kevin Enderby | 319baa4 | 2013-11-18 23:30:29 +0000 | [diff] [blame] | 7263 | |
Daniel Dunbar | dc8355e | 2011-04-12 23:59:20 +0000 | [diff] [blame] | 7264 | // Forward -g, assuming we are dealing with an actual assembly file. |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 7265 | if (SourceAction->getType() == types::TY_Asm || |
Daniel Dunbar | dc8355e | 2011-04-12 23:59:20 +0000 | [diff] [blame] | 7266 | SourceAction->getType() == types::TY_PP_Asm) { |
Daniel Dunbar | 5c9c118 | 2009-04-01 00:27:44 +0000 | [diff] [blame] | 7267 | if (Args.hasArg(options::OPT_gstabs)) |
| 7268 | CmdArgs.push_back("--gstabs"); |
| 7269 | else if (Args.hasArg(options::OPT_g_Group)) |
Bob Wilson | 126c491 | 2011-11-02 05:10:45 +0000 | [diff] [blame] | 7270 | CmdArgs.push_back("-g"); |
Daniel Dunbar | 5c9c118 | 2009-04-01 00:27:44 +0000 | [diff] [blame] | 7271 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 7272 | |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 7273 | // Derived from asm spec. |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7274 | AddMachOArch(Args, CmdArgs); |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 7275 | |
Daniel Dunbar | 6d48476 | 2010-07-22 01:47:22 +0000 | [diff] [blame] | 7276 | // Use -force_cpusubtype_ALL on x86 by default. |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 7277 | if (getToolChain().getArch() == llvm::Triple::x86 || |
| 7278 | getToolChain().getArch() == llvm::Triple::x86_64 || |
Daniel Dunbar | 3571dd9 | 2009-09-09 18:36:27 +0000 | [diff] [blame] | 7279 | Args.hasArg(options::OPT_force__cpusubtype__ALL)) |
| 7280 | CmdArgs.push_back("-force_cpusubtype_ALL"); |
| 7281 | |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 7282 | if (getToolChain().getArch() != llvm::Triple::x86_64 && |
Daniel Dunbar | bd847cc | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 7283 | (((Args.hasArg(options::OPT_mkernel) || |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 7284 | Args.hasArg(options::OPT_fapple_kext)) && |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7285 | getMachOToolChain().isKernelStatic()) || |
Daniel Dunbar | bd847cc | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 7286 | Args.hasArg(options::OPT_static))) |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 7287 | CmdArgs.push_back("-static"); |
| 7288 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7289 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 7290 | |
| 7291 | assert(Output.isFilename() && "Unexpected lipo output."); |
| 7292 | CmdArgs.push_back("-o"); |
| 7293 | CmdArgs.push_back(Output.getFilename()); |
| 7294 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 7295 | assert(Input.isFilename() && "Invalid input."); |
| 7296 | CmdArgs.push_back(Input.getFilename()); |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 7297 | |
| 7298 | // asm_final spec is empty. |
| 7299 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7300 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7301 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 7302 | } |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 7303 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7304 | void darwin::MachOTool::anchor() {} |
David Blaikie | 68e081d | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 7305 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7306 | void darwin::MachOTool::AddMachOArch(const ArgList &Args, |
| 7307 | ArgStringList &CmdArgs) const { |
| 7308 | StringRef ArchName = getMachOToolChain().getMachOArchName(Args); |
Daniel Dunbar | dcc3b65 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 7309 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7310 | // Derived from darwin_arch spec. |
| 7311 | CmdArgs.push_back("-arch"); |
Daniel Dunbar | dcc3b65 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 7312 | CmdArgs.push_back(Args.MakeArgString(ArchName)); |
Daniel Dunbar | 91dbfd6 | 2009-09-04 18:35:31 +0000 | [diff] [blame] | 7313 | |
Daniel Dunbar | dcc3b65 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 7314 | // FIXME: Is this needed anymore? |
| 7315 | if (ArchName == "arm") |
Daniel Dunbar | 91dbfd6 | 2009-09-04 18:35:31 +0000 | [diff] [blame] | 7316 | CmdArgs.push_back("-force_cpusubtype_ALL"); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7317 | } |
| 7318 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7319 | bool darwin::Linker::NeedsTempPath(const InputInfoList &Inputs) const { |
Bill Wendling | 3b2000f | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 7320 | // We only need to generate a temp path for LTO if we aren't compiling object |
| 7321 | // files. When compiling source files, we run 'dsymutil' after linking. We |
| 7322 | // don't run 'dsymutil' when compiling object files. |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7323 | for (const auto &Input : Inputs) |
| 7324 | if (Input.getType() != types::TY_Object) |
Bill Wendling | 3b2000f | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 7325 | return true; |
| 7326 | |
| 7327 | return false; |
| 7328 | } |
| 7329 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7330 | void darwin::Linker::AddLinkArgs(Compilation &C, const ArgList &Args, |
| 7331 | ArgStringList &CmdArgs, |
| 7332 | const InputInfoList &Inputs) const { |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 7333 | const Driver &D = getToolChain().getDriver(); |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7334 | const toolchains::MachO &MachOTC = getMachOToolChain(); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7335 | |
Bruno Cardoso Lopes | 8ed5cac | 2016-03-31 02:45:46 +0000 | [diff] [blame] | 7336 | unsigned Version[5] = {0, 0, 0, 0, 0}; |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 7337 | if (Arg *A = Args.getLastArg(options::OPT_mlinker_version_EQ)) { |
Bruno Cardoso Lopes | 8ed5cac | 2016-03-31 02:45:46 +0000 | [diff] [blame] | 7338 | if (!Driver::GetReleaseVersion(A->getValue(), Version)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7339 | D.Diag(diag::err_drv_invalid_version_number) << A->getAsString(Args); |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 7340 | } |
| 7341 | |
Bob Wilson | 5a4f3ea | 2014-01-14 01:56:31 +0000 | [diff] [blame] | 7342 | // Newer linkers support -demangle. Pass it if supported and not disabled by |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 7343 | // the user. |
Bob Wilson | 5a4f3ea | 2014-01-14 01:56:31 +0000 | [diff] [blame] | 7344 | if (Version[0] >= 100 && !Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 7345 | CmdArgs.push_back("-demangle"); |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 7346 | |
Bob Wilson | 3d27dad | 2013-08-02 22:25:34 +0000 | [diff] [blame] | 7347 | if (Args.hasArg(options::OPT_rdynamic) && Version[0] >= 137) |
| 7348 | CmdArgs.push_back("-export_dynamic"); |
| 7349 | |
Bob Wilson | b111ec9 | 2015-03-02 19:01:14 +0000 | [diff] [blame] | 7350 | // If we are using App Extension restrictions, pass a flag to the linker |
| 7351 | // telling it that the compiled code has been audited. |
| 7352 | if (Args.hasFlag(options::OPT_fapplication_extension, |
| 7353 | options::OPT_fno_application_extension, false)) |
| 7354 | CmdArgs.push_back("-application_extension"); |
| 7355 | |
Teresa Johnson | 945bc50 | 2015-10-15 20:35:53 +0000 | [diff] [blame] | 7356 | if (D.isUsingLTO()) { |
Bruno Cardoso Lopes | a5efe3a | 2015-10-02 15:10:33 +0000 | [diff] [blame] | 7357 | // If we are using LTO, then automatically create a temporary file path for |
| 7358 | // the linker to use, so that it's lifetime will extend past a possible |
| 7359 | // dsymutil step. |
| 7360 | if (Version[0] >= 116 && NeedsTempPath(Inputs)) { |
| 7361 | const char *TmpPath = C.getArgs().MakeArgString( |
| 7362 | D.GetTemporaryPath("cc", types::getTypeTempSuffix(types::TY_Object))); |
| 7363 | C.addTempFile(TmpPath); |
| 7364 | CmdArgs.push_back("-object_path_lto"); |
| 7365 | CmdArgs.push_back(TmpPath); |
| 7366 | } |
| 7367 | |
| 7368 | // Use -lto_library option to specify the libLTO.dylib path. Try to find |
| 7369 | // it in clang installed libraries. If not found, the option is not used |
| 7370 | // and 'ld' will use its default mechanism to search for libLTO.dylib. |
| 7371 | if (Version[0] >= 133) { |
| 7372 | // Search for libLTO in <InstalledDir>/../lib/libLTO.dylib |
| 7373 | StringRef P = llvm::sys::path::parent_path(D.getInstalledDir()); |
| 7374 | SmallString<128> LibLTOPath(P); |
| 7375 | llvm::sys::path::append(LibLTOPath, "lib"); |
| 7376 | llvm::sys::path::append(LibLTOPath, "libLTO.dylib"); |
| 7377 | if (llvm::sys::fs::exists(LibLTOPath)) { |
| 7378 | CmdArgs.push_back("-lto_library"); |
| 7379 | CmdArgs.push_back(C.getArgs().MakeArgString(LibLTOPath)); |
| 7380 | } else { |
| 7381 | D.Diag(diag::warn_drv_lto_libpath); |
| 7382 | } |
| 7383 | } |
Daniel Dunbar | ef889c7 | 2011-06-21 20:55:11 +0000 | [diff] [blame] | 7384 | } |
| 7385 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7386 | // Derived from the "link" spec. |
| 7387 | Args.AddAllArgs(CmdArgs, options::OPT_static); |
| 7388 | if (!Args.hasArg(options::OPT_static)) |
| 7389 | CmdArgs.push_back("-dynamic"); |
| 7390 | if (Args.hasArg(options::OPT_fgnu_runtime)) { |
| 7391 | // FIXME: gcc replaces -lobjc in forward args with -lobjc-gnu |
| 7392 | // here. How do we wish to handle such things? |
| 7393 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 7394 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7395 | if (!Args.hasArg(options::OPT_dynamiclib)) { |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7396 | AddMachOArch(Args, CmdArgs); |
Daniel Dunbar | a48823f | 2010-01-22 02:04:52 +0000 | [diff] [blame] | 7397 | // FIXME: Why do this only on this path? |
Daniel Dunbar | 93d7acf | 2010-01-22 03:37:33 +0000 | [diff] [blame] | 7398 | Args.AddLastArg(CmdArgs, options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7399 | |
| 7400 | Args.AddLastArg(CmdArgs, options::OPT_bundle); |
| 7401 | Args.AddAllArgs(CmdArgs, options::OPT_bundle__loader); |
| 7402 | Args.AddAllArgs(CmdArgs, options::OPT_client__name); |
| 7403 | |
| 7404 | Arg *A; |
| 7405 | if ((A = Args.getLastArg(options::OPT_compatibility__version)) || |
| 7406 | (A = Args.getLastArg(options::OPT_current__version)) || |
| 7407 | (A = Args.getLastArg(options::OPT_install__name))) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7408 | D.Diag(diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) |
| 7409 | << "-dynamiclib"; |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7410 | |
| 7411 | Args.AddLastArg(CmdArgs, options::OPT_force__flat__namespace); |
| 7412 | Args.AddLastArg(CmdArgs, options::OPT_keep__private__externs); |
| 7413 | Args.AddLastArg(CmdArgs, options::OPT_private__bundle); |
| 7414 | } else { |
| 7415 | CmdArgs.push_back("-dylib"); |
| 7416 | |
| 7417 | Arg *A; |
| 7418 | if ((A = Args.getLastArg(options::OPT_bundle)) || |
| 7419 | (A = Args.getLastArg(options::OPT_bundle__loader)) || |
| 7420 | (A = Args.getLastArg(options::OPT_client__name)) || |
| 7421 | (A = Args.getLastArg(options::OPT_force__flat__namespace)) || |
| 7422 | (A = Args.getLastArg(options::OPT_keep__private__externs)) || |
| 7423 | (A = Args.getLastArg(options::OPT_private__bundle))) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7424 | D.Diag(diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) |
| 7425 | << "-dynamiclib"; |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 7426 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7427 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_compatibility__version, |
| 7428 | "-dylib_compatibility_version"); |
| 7429 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_current__version, |
| 7430 | "-dylib_current_version"); |
| 7431 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7432 | AddMachOArch(Args, CmdArgs); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7433 | |
| 7434 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_install__name, |
| 7435 | "-dylib_install_name"); |
| 7436 | } |
| 7437 | |
| 7438 | Args.AddLastArg(CmdArgs, options::OPT_all__load); |
| 7439 | Args.AddAllArgs(CmdArgs, options::OPT_allowable__client); |
| 7440 | Args.AddLastArg(CmdArgs, options::OPT_bind__at__load); |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7441 | if (MachOTC.isTargetIOSBased()) |
Daniel Dunbar | 2b5f681 | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 7442 | Args.AddLastArg(CmdArgs, options::OPT_arch__errors__fatal); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7443 | Args.AddLastArg(CmdArgs, options::OPT_dead__strip); |
| 7444 | Args.AddLastArg(CmdArgs, options::OPT_no__dead__strip__inits__and__terms); |
| 7445 | Args.AddAllArgs(CmdArgs, options::OPT_dylib__file); |
| 7446 | Args.AddLastArg(CmdArgs, options::OPT_dynamic); |
| 7447 | Args.AddAllArgs(CmdArgs, options::OPT_exported__symbols__list); |
| 7448 | Args.AddLastArg(CmdArgs, options::OPT_flat__namespace); |
Daniel Dunbar | 044a390 | 2011-06-28 20:16:02 +0000 | [diff] [blame] | 7449 | Args.AddAllArgs(CmdArgs, options::OPT_force__load); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7450 | Args.AddAllArgs(CmdArgs, options::OPT_headerpad__max__install__names); |
| 7451 | Args.AddAllArgs(CmdArgs, options::OPT_image__base); |
| 7452 | Args.AddAllArgs(CmdArgs, options::OPT_init); |
| 7453 | |
Daniel Dunbar | c44d313 | 2011-04-28 21:23:41 +0000 | [diff] [blame] | 7454 | // Add the deployment target. |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7455 | MachOTC.addMinVersionArgs(Args, CmdArgs); |
Daniel Dunbar | c44d313 | 2011-04-28 21:23:41 +0000 | [diff] [blame] | 7456 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7457 | Args.AddLastArg(CmdArgs, options::OPT_nomultidefs); |
| 7458 | Args.AddLastArg(CmdArgs, options::OPT_multi__module); |
| 7459 | Args.AddLastArg(CmdArgs, options::OPT_single__module); |
| 7460 | Args.AddAllArgs(CmdArgs, options::OPT_multiply__defined); |
| 7461 | Args.AddAllArgs(CmdArgs, options::OPT_multiply__defined__unused); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 7462 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7463 | if (const Arg *A = |
| 7464 | Args.getLastArg(options::OPT_fpie, options::OPT_fPIE, |
| 7465 | options::OPT_fno_pie, options::OPT_fno_PIE)) { |
Daniel Dunbar | af68a88 | 2010-07-13 23:31:40 +0000 | [diff] [blame] | 7466 | if (A->getOption().matches(options::OPT_fpie) || |
| 7467 | A->getOption().matches(options::OPT_fPIE)) |
| 7468 | CmdArgs.push_back("-pie"); |
| 7469 | else |
| 7470 | CmdArgs.push_back("-no_pie"); |
| 7471 | } |
Steven Wu | 574b0f2 | 2016-03-01 01:07:58 +0000 | [diff] [blame] | 7472 | // for embed-bitcode, use -bitcode_bundle in linker command |
| 7473 | if (C.getDriver().embedBitcodeEnabled() || |
| 7474 | C.getDriver().embedBitcodeMarkerOnly()) { |
| 7475 | // Check if the toolchain supports bitcode build flow. |
| 7476 | if (MachOTC.SupportsEmbeddedBitcode()) |
| 7477 | CmdArgs.push_back("-bitcode_bundle"); |
| 7478 | else |
| 7479 | D.Diag(diag::err_drv_bitcode_unsupported_on_toolchain); |
| 7480 | } |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7481 | |
| 7482 | Args.AddLastArg(CmdArgs, options::OPT_prebind); |
| 7483 | Args.AddLastArg(CmdArgs, options::OPT_noprebind); |
| 7484 | Args.AddLastArg(CmdArgs, options::OPT_nofixprebinding); |
| 7485 | Args.AddLastArg(CmdArgs, options::OPT_prebind__all__twolevel__modules); |
| 7486 | Args.AddLastArg(CmdArgs, options::OPT_read__only__relocs); |
| 7487 | Args.AddAllArgs(CmdArgs, options::OPT_sectcreate); |
| 7488 | Args.AddAllArgs(CmdArgs, options::OPT_sectorder); |
| 7489 | Args.AddAllArgs(CmdArgs, options::OPT_seg1addr); |
| 7490 | Args.AddAllArgs(CmdArgs, options::OPT_segprot); |
| 7491 | Args.AddAllArgs(CmdArgs, options::OPT_segaddr); |
| 7492 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__only__addr); |
| 7493 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__write__addr); |
| 7494 | Args.AddAllArgs(CmdArgs, options::OPT_seg__addr__table); |
| 7495 | Args.AddAllArgs(CmdArgs, options::OPT_seg__addr__table__filename); |
| 7496 | Args.AddAllArgs(CmdArgs, options::OPT_sub__library); |
| 7497 | Args.AddAllArgs(CmdArgs, options::OPT_sub__umbrella); |
Daniel Dunbar | 2b5f681 | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 7498 | |
Daniel Dunbar | 8438464 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 7499 | // Give --sysroot= preference, over the Apple specific behavior to also use |
| 7500 | // --isysroot as the syslibroot. |
Sebastian Pop | 980920a | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 7501 | StringRef sysroot = C.getSysRoot(); |
| 7502 | if (sysroot != "") { |
Daniel Dunbar | 8438464 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 7503 | CmdArgs.push_back("-syslibroot"); |
Sebastian Pop | 980920a | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 7504 | CmdArgs.push_back(C.getArgs().MakeArgString(sysroot)); |
Daniel Dunbar | 8438464 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 7505 | } else if (const Arg *A = Args.getLastArg(options::OPT_isysroot)) { |
| 7506 | CmdArgs.push_back("-syslibroot"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 7507 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 2b5f681 | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 7508 | } |
| 7509 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7510 | Args.AddLastArg(CmdArgs, options::OPT_twolevel__namespace); |
| 7511 | Args.AddLastArg(CmdArgs, options::OPT_twolevel__namespace__hints); |
| 7512 | Args.AddAllArgs(CmdArgs, options::OPT_umbrella); |
| 7513 | Args.AddAllArgs(CmdArgs, options::OPT_undefined); |
| 7514 | Args.AddAllArgs(CmdArgs, options::OPT_unexported__symbols__list); |
Daniel Dunbar | 2b5f681 | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 7515 | Args.AddAllArgs(CmdArgs, options::OPT_weak__reference__mismatches); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7516 | Args.AddLastArg(CmdArgs, options::OPT_X_Flag); |
| 7517 | Args.AddAllArgs(CmdArgs, options::OPT_y); |
| 7518 | Args.AddLastArg(CmdArgs, options::OPT_w); |
| 7519 | Args.AddAllArgs(CmdArgs, options::OPT_pagezero__size); |
| 7520 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__); |
| 7521 | Args.AddLastArg(CmdArgs, options::OPT_seglinkedit); |
| 7522 | Args.AddLastArg(CmdArgs, options::OPT_noseglinkedit); |
| 7523 | Args.AddAllArgs(CmdArgs, options::OPT_sectalign); |
| 7524 | Args.AddAllArgs(CmdArgs, options::OPT_sectobjectsymbols); |
| 7525 | Args.AddAllArgs(CmdArgs, options::OPT_segcreate); |
| 7526 | Args.AddLastArg(CmdArgs, options::OPT_whyload); |
| 7527 | Args.AddLastArg(CmdArgs, options::OPT_whatsloaded); |
| 7528 | Args.AddAllArgs(CmdArgs, options::OPT_dylinker__install__name); |
| 7529 | Args.AddLastArg(CmdArgs, options::OPT_dylinker); |
| 7530 | Args.AddLastArg(CmdArgs, options::OPT_Mach); |
| 7531 | } |
| 7532 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7533 | void darwin::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 7534 | const InputInfo &Output, |
| 7535 | const InputInfoList &Inputs, |
| 7536 | const ArgList &Args, |
| 7537 | const char *LinkingOutput) const { |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7538 | assert(Output.getType() == types::TY_Image && "Invalid linker output type."); |
Daniel Dunbar | c09988d | 2009-09-08 16:39:16 +0000 | [diff] [blame] | 7539 | |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 7540 | // If the number of arguments surpasses the system limits, we will encode the |
| 7541 | // input files in a separate file, shortening the command line. To this end, |
| 7542 | // build a list of input file names that can be passed via a file with the |
| 7543 | // -filelist linker option. |
| 7544 | llvm::opt::ArgStringList InputFileList; |
| 7545 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7546 | // The logic here is derived from gcc's behavior; most of which |
| 7547 | // comes from specs (starting with link_command). Consult gcc for |
| 7548 | // more information. |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7549 | ArgStringList CmdArgs; |
| 7550 | |
Argyrios Kyrtzidis | 741fab1 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 7551 | /// Hack(tm) to ignore linking errors when we are doing ARC migration. |
| 7552 | if (Args.hasArg(options::OPT_ccc_arcmt_check, |
| 7553 | options::OPT_ccc_arcmt_migrate)) { |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7554 | for (const auto &Arg : Args) |
| 7555 | Arg->claim(); |
Argyrios Kyrtzidis | 741fab1 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 7556 | const char *Exec = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7557 | Args.MakeArgString(getToolChain().GetProgramPath("touch")); |
Argyrios Kyrtzidis | 741fab1 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 7558 | CmdArgs.push_back(Output.getFilename()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7559 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, None)); |
Argyrios Kyrtzidis | 741fab1 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 7560 | return; |
| 7561 | } |
| 7562 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7563 | // I'm not sure why this particular decomposition exists in gcc, but |
| 7564 | // we follow suite for ease of comparison. |
Bill Wendling | 3b2000f | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 7565 | AddLinkArgs(C, Args, CmdArgs, Inputs); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7566 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 7567 | // It seems that the 'e' option is completely ignored for dynamic executables |
| 7568 | // (the default), and with static executables, the last one wins, as expected. |
| 7569 | Args.AddAllArgs(CmdArgs, {options::OPT_d_Flag, options::OPT_s, options::OPT_t, |
| 7570 | options::OPT_Z_Flag, options::OPT_u_Group, |
| 7571 | options::OPT_e, options::OPT_r}); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7572 | |
Daniel Dunbar | 767bbab | 2010-10-18 22:08:36 +0000 | [diff] [blame] | 7573 | // Forward -ObjC when either -ObjC or -ObjC++ is used, to force loading |
| 7574 | // members of static archive libraries which implement Objective-C classes or |
| 7575 | // categories. |
| 7576 | if (Args.hasArg(options::OPT_ObjC) || Args.hasArg(options::OPT_ObjCXX)) |
| 7577 | CmdArgs.push_back("-ObjC"); |
Michael J. Spencer | 4c0ffa8 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 7578 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7579 | CmdArgs.push_back("-o"); |
| 7580 | CmdArgs.push_back(Output.getFilename()); |
| 7581 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7582 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7583 | getMachOToolChain().addStartObjectFileArgs(Args, CmdArgs); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7584 | |
Peter Collingbourne | c4122c1 | 2015-06-15 21:08:13 +0000 | [diff] [blame] | 7585 | // SafeStack requires its own runtime libraries |
| 7586 | // These libraries should be linked first, to make sure the |
| 7587 | // __safestack_init constructor executes before everything else |
| 7588 | if (getToolChain().getSanitizerArgs().needsSafeStackRt()) { |
| 7589 | getMachOToolChain().AddLinkRuntimeLib(Args, CmdArgs, |
| 7590 | "libclang_rt.safestack_osx.a", |
| 7591 | /*AlwaysLink=*/true); |
| 7592 | } |
| 7593 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7594 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 7595 | |
Douglas Gregor | 9295df0 | 2012-05-15 21:00:27 +0000 | [diff] [blame] | 7596 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 7597 | // Build the input file for -filelist (list of linker input files) in case we |
| 7598 | // need it later |
| 7599 | for (const auto &II : Inputs) { |
| 7600 | if (!II.isFilename()) { |
| 7601 | // This is a linker input argument. |
| 7602 | // We cannot mix input arguments and file names in a -filelist input, thus |
| 7603 | // we prematurely stop our list (remaining files shall be passed as |
| 7604 | // arguments). |
| 7605 | if (InputFileList.size() > 0) |
| 7606 | break; |
| 7607 | |
| 7608 | continue; |
| 7609 | } |
| 7610 | |
| 7611 | InputFileList.push_back(II.getFilename()); |
| 7612 | } |
| 7613 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7614 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) |
Joerg Sonnenberger | 5c3f9d5 | 2015-09-23 20:07:56 +0000 | [diff] [blame] | 7615 | addOpenMPRuntime(CmdArgs, getToolChain(), Args); |
| 7616 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7617 | if (isObjCRuntimeLinked(Args) && |
| 7618 | !Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7619 | // We use arclite library for both ARC and subscripting support. |
| 7620 | getMachOToolChain().AddLinkARCArgs(Args, CmdArgs); |
| 7621 | |
Bob Wilson | 7dda0cd | 2012-04-21 00:21:42 +0000 | [diff] [blame] | 7622 | CmdArgs.push_back("-framework"); |
| 7623 | CmdArgs.push_back("Foundation"); |
Ted Kremenek | e65b086 | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 7624 | // Link libobj. |
| 7625 | CmdArgs.push_back("-lobjc"); |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 7626 | } |
John McCall | 31168b0 | 2011-06-15 23:02:42 +0000 | [diff] [blame] | 7627 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7628 | if (LinkingOutput) { |
| 7629 | CmdArgs.push_back("-arch_multiple"); |
| 7630 | CmdArgs.push_back("-final_output"); |
| 7631 | CmdArgs.push_back(LinkingOutput); |
| 7632 | } |
| 7633 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7634 | if (Args.hasArg(options::OPT_fnested_functions)) |
| 7635 | CmdArgs.push_back("-allow_stack_execute"); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 7636 | |
Justin Bogner | c770124 | 2015-05-12 05:44:36 +0000 | [diff] [blame] | 7637 | getMachOToolChain().addProfileRTLibs(Args, CmdArgs); |
| 7638 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7639 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 7640 | if (getToolChain().getDriver().CCCIsCXX()) |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 7641 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Daniel Dunbar | ad0f62b | 2009-04-08 06:06:21 +0000 | [diff] [blame] | 7642 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7643 | // link_ssp spec is empty. |
| 7644 | |
Daniel Dunbar | 26d482a | 2009-09-18 08:15:03 +0000 | [diff] [blame] | 7645 | // Let the tool chain choose which runtime library to link. |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 7646 | getMachOToolChain().AddLinkRuntimeLibArgs(Args, CmdArgs); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7647 | } |
| 7648 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7649 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7650 | // endfile_spec is empty. |
| 7651 | } |
| 7652 | |
| 7653 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 7654 | Args.AddAllArgs(CmdArgs, options::OPT_F); |
| 7655 | |
Steven Wu | 3ffb61b | 2015-02-06 18:08:29 +0000 | [diff] [blame] | 7656 | // -iframework should be forwarded as -F. |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 7657 | for (const Arg *A : Args.filtered(options::OPT_iframework)) |
| 7658 | CmdArgs.push_back(Args.MakeArgString(std::string("-F") + A->getValue())); |
Steven Wu | 3ffb61b | 2015-02-06 18:08:29 +0000 | [diff] [blame] | 7659 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7660 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Michael Zolotukhin | d0cf6c8 | 2015-03-17 22:13:05 +0000 | [diff] [blame] | 7661 | if (Arg *A = Args.getLastArg(options::OPT_fveclib)) { |
| 7662 | if (A->getValue() == StringRef("Accelerate")) { |
| 7663 | CmdArgs.push_back("-framework"); |
| 7664 | CmdArgs.push_back("Accelerate"); |
| 7665 | } |
| 7666 | } |
| 7667 | } |
| 7668 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7669 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 7670 | std::unique_ptr<Command> Cmd = |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7671 | llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs); |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 7672 | Cmd->setInputFileList(std::move(InputFileList)); |
| 7673 | C.addCommand(std::move(Cmd)); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 7674 | } |
| 7675 | |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 7676 | void darwin::Lipo::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 7fbaf53 | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 7677 | const InputInfo &Output, |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 7678 | const InputInfoList &Inputs, |
| 7679 | const ArgList &Args, |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 7680 | const char *LinkingOutput) const { |
| 7681 | ArgStringList CmdArgs; |
| 7682 | |
| 7683 | CmdArgs.push_back("-create"); |
| 7684 | assert(Output.isFilename() && "Unexpected lipo output."); |
Daniel Dunbar | 06686ab | 2009-03-24 00:24:37 +0000 | [diff] [blame] | 7685 | |
| 7686 | CmdArgs.push_back("-output"); |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 7687 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | 06686ab | 2009-03-24 00:24:37 +0000 | [diff] [blame] | 7688 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7689 | for (const auto &II : Inputs) { |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 7690 | assert(II.isFilename() && "Unexpected lipo input."); |
| 7691 | CmdArgs.push_back(II.getFilename()); |
| 7692 | } |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7693 | |
| 7694 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("lipo")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7695 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 7696 | } |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 7697 | |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 7698 | void darwin::Dsymutil::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 7fbaf53 | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 7699 | const InputInfo &Output, |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 7700 | const InputInfoList &Inputs, |
| 7701 | const ArgList &Args, |
| 7702 | const char *LinkingOutput) const { |
| 7703 | ArgStringList CmdArgs; |
| 7704 | |
Daniel Dunbar | eb86b04 | 2011-05-09 17:23:16 +0000 | [diff] [blame] | 7705 | CmdArgs.push_back("-o"); |
| 7706 | CmdArgs.push_back(Output.getFilename()); |
| 7707 | |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 7708 | assert(Inputs.size() == 1 && "Unable to handle multiple inputs."); |
| 7709 | const InputInfo &Input = Inputs[0]; |
| 7710 | assert(Input.isFilename() && "Unexpected dsymutil input."); |
| 7711 | CmdArgs.push_back(Input.getFilename()); |
| 7712 | |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 7713 | const char *Exec = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7714 | Args.MakeArgString(getToolChain().GetProgramPath("dsymutil")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7715 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 7716 | } |
| 7717 | |
Eric Christopher | 551ef45 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 7718 | void darwin::VerifyDebug::ConstructJob(Compilation &C, const JobAction &JA, |
Eric Christopher | 45f2e71 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 7719 | const InputInfo &Output, |
| 7720 | const InputInfoList &Inputs, |
| 7721 | const ArgList &Args, |
| 7722 | const char *LinkingOutput) const { |
Eric Christopher | 551ef45 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 7723 | ArgStringList CmdArgs; |
| 7724 | CmdArgs.push_back("--verify"); |
Eric Christopher | 3622221 | 2012-02-06 19:13:09 +0000 | [diff] [blame] | 7725 | CmdArgs.push_back("--debug-info"); |
| 7726 | CmdArgs.push_back("--eh-frame"); |
Eric Christopher | 65c05fa | 2012-02-06 19:43:51 +0000 | [diff] [blame] | 7727 | CmdArgs.push_back("--quiet"); |
Eric Christopher | 551ef45 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 7728 | |
| 7729 | assert(Inputs.size() == 1 && "Unable to handle multiple inputs."); |
| 7730 | const InputInfo &Input = Inputs[0]; |
| 7731 | assert(Input.isFilename() && "Unexpected verify input"); |
| 7732 | |
| 7733 | // Grabbing the output of the earlier dsymutil run. |
| 7734 | CmdArgs.push_back(Input.getFilename()); |
| 7735 | |
| 7736 | const char *Exec = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7737 | Args.MakeArgString(getToolChain().GetProgramPath("dwarfdump")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7738 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eric Christopher | 551ef45 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 7739 | } |
| 7740 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7741 | void solaris::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7742 | const InputInfo &Output, |
| 7743 | const InputInfoList &Inputs, |
| 7744 | const ArgList &Args, |
| 7745 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 7746 | claimNoWarnArgs(Args); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7747 | ArgStringList CmdArgs; |
| 7748 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7749 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7750 | |
| 7751 | CmdArgs.push_back("-o"); |
| 7752 | CmdArgs.push_back(Output.getFilename()); |
| 7753 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7754 | for (const auto &II : Inputs) |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7755 | CmdArgs.push_back(II.getFilename()); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7756 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7757 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7758 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7759 | } |
| 7760 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7761 | void solaris::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 7762 | const InputInfo &Output, |
| 7763 | const InputInfoList &Inputs, |
| 7764 | const ArgList &Args, |
| 7765 | const char *LinkingOutput) const { |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7766 | ArgStringList CmdArgs; |
| 7767 | |
David Chisnall | 272a071 | 2012-02-29 15:06:12 +0000 | [diff] [blame] | 7768 | // Demangle C++ names in errors |
| 7769 | CmdArgs.push_back("-C"); |
| 7770 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7771 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_shared)) { |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7772 | CmdArgs.push_back("-e"); |
| 7773 | CmdArgs.push_back("_start"); |
| 7774 | } |
| 7775 | |
| 7776 | if (Args.hasArg(options::OPT_static)) { |
| 7777 | CmdArgs.push_back("-Bstatic"); |
| 7778 | CmdArgs.push_back("-dn"); |
| 7779 | } else { |
| 7780 | CmdArgs.push_back("-Bdynamic"); |
| 7781 | if (Args.hasArg(options::OPT_shared)) { |
| 7782 | CmdArgs.push_back("-shared"); |
| 7783 | } else { |
| 7784 | CmdArgs.push_back("--dynamic-linker"); |
Rafael Espindola | c53c5b1 | 2015-08-31 19:17:51 +0000 | [diff] [blame] | 7785 | CmdArgs.push_back( |
| 7786 | Args.MakeArgString(getToolChain().GetFilePath("ld.so.1"))); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7787 | } |
| 7788 | } |
| 7789 | |
| 7790 | if (Output.isFilename()) { |
| 7791 | CmdArgs.push_back("-o"); |
| 7792 | CmdArgs.push_back(Output.getFilename()); |
| 7793 | } else { |
| 7794 | assert(Output.isNothing() && "Invalid output."); |
| 7795 | } |
| 7796 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7797 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Rafael Espindola | c53c5b1 | 2015-08-31 19:17:51 +0000 | [diff] [blame] | 7798 | if (!Args.hasArg(options::OPT_shared)) |
| 7799 | CmdArgs.push_back( |
| 7800 | Args.MakeArgString(getToolChain().GetFilePath("crt1.o"))); |
| 7801 | |
| 7802 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
| 7803 | CmdArgs.push_back( |
| 7804 | Args.MakeArgString(getToolChain().GetFilePath("values-Xa.o"))); |
| 7805 | CmdArgs.push_back( |
| 7806 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7807 | } |
| 7808 | |
Douglas Katzman | 6059ef9 | 2015-11-17 17:41:23 +0000 | [diff] [blame] | 7809 | getToolChain().AddFilePathLibArgs(Args, CmdArgs); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7810 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 7811 | Args.AddAllArgs(CmdArgs, {options::OPT_L, options::OPT_T_Group, |
| 7812 | options::OPT_e, options::OPT_r}); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7813 | |
| 7814 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 7815 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7816 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 7817 | if (getToolChain().getDriver().CCCIsCXX()) |
David Chisnall | 3d127c7 | 2012-04-10 11:49:50 +0000 | [diff] [blame] | 7818 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
David Chisnall | 1026fb0 | 2012-02-15 18:24:31 +0000 | [diff] [blame] | 7819 | CmdArgs.push_back("-lgcc_s"); |
Rafael Espindola | 8d4d9d2f | 2015-09-14 19:30:53 +0000 | [diff] [blame] | 7820 | CmdArgs.push_back("-lc"); |
David Chisnall | 0c52c0f | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 7821 | if (!Args.hasArg(options::OPT_shared)) { |
| 7822 | CmdArgs.push_back("-lgcc"); |
David Chisnall | c73fb89 | 2012-02-28 20:06:45 +0000 | [diff] [blame] | 7823 | CmdArgs.push_back("-lm"); |
David Chisnall | 0c52c0f | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 7824 | } |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7825 | } |
| 7826 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7827 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Rafael Espindola | c53c5b1 | 2015-08-31 19:17:51 +0000 | [diff] [blame] | 7828 | CmdArgs.push_back( |
| 7829 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7830 | } |
Rafael Espindola | c53c5b1 | 2015-08-31 19:17:51 +0000 | [diff] [blame] | 7831 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o"))); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7832 | |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 7833 | getToolChain().addProfileRTLibs(Args, CmdArgs); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7834 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7835 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7836 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 7837 | } |
| 7838 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7839 | void openbsd::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 7840 | const InputInfo &Output, |
| 7841 | const InputInfoList &Inputs, |
| 7842 | const ArgList &Args, |
| 7843 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 7844 | claimNoWarnArgs(Args); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7845 | ArgStringList CmdArgs; |
| 7846 | |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7847 | switch (getToolChain().getArch()) { |
| 7848 | case llvm::Triple::x86: |
| 7849 | // When building 32-bit code on OpenBSD/amd64, we have to explicitly |
| 7850 | // instruct as in the base system to assemble 32-bit code. |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 7851 | CmdArgs.push_back("--32"); |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7852 | break; |
| 7853 | |
| 7854 | case llvm::Triple::ppc: |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 7855 | CmdArgs.push_back("-mppc"); |
| 7856 | CmdArgs.push_back("-many"); |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7857 | break; |
| 7858 | |
| 7859 | case llvm::Triple::sparc: |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 7860 | case llvm::Triple::sparcel: { |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7861 | CmdArgs.push_back("-32"); |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 7862 | std::string CPU = getCPUName(Args, getToolChain().getTriple()); |
| 7863 | CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple())); |
| 7864 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7865 | break; |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 7866 | } |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7867 | |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 7868 | case llvm::Triple::sparcv9: { |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7869 | CmdArgs.push_back("-64"); |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 7870 | std::string CPU = getCPUName(Args, getToolChain().getTriple()); |
| 7871 | CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple())); |
| 7872 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7873 | break; |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 7874 | } |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7875 | |
| 7876 | case llvm::Triple::mips64: |
| 7877 | case llvm::Triple::mips64el: { |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 7878 | StringRef CPUName; |
| 7879 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 7880 | mips::getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName); |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 7881 | |
| 7882 | CmdArgs.push_back("-mabi"); |
| 7883 | CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data()); |
| 7884 | |
| 7885 | if (getToolChain().getArch() == llvm::Triple::mips64) |
| 7886 | CmdArgs.push_back("-EB"); |
| 7887 | else |
| 7888 | CmdArgs.push_back("-EL"); |
| 7889 | |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 7890 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7891 | break; |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 7892 | } |
| 7893 | |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 7894 | default: |
| 7895 | break; |
| 7896 | } |
| 7897 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7898 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7899 | |
| 7900 | CmdArgs.push_back("-o"); |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 7901 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7902 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7903 | for (const auto &II : Inputs) |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 7904 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7905 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7906 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7907 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7908 | } |
| 7909 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7910 | void openbsd::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 7911 | const InputInfo &Output, |
| 7912 | const InputInfoList &Inputs, |
| 7913 | const ArgList &Args, |
| 7914 | const char *LinkingOutput) const { |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 7915 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7916 | ArgStringList CmdArgs; |
| 7917 | |
Rafael Espindola | aadd30e | 2012-12-31 22:41:36 +0000 | [diff] [blame] | 7918 | // Silence warning for "clang -g foo.o -o foo" |
| 7919 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 7920 | // and "clang -emit-llvm foo.o -o foo" |
| 7921 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 7922 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 7923 | // handled somewhere else. |
| 7924 | Args.ClaimAllArgs(options::OPT_w); |
| 7925 | |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 7926 | if (getToolChain().getArch() == llvm::Triple::mips64) |
| 7927 | CmdArgs.push_back("-EB"); |
| 7928 | else if (getToolChain().getArch() == llvm::Triple::mips64el) |
| 7929 | CmdArgs.push_back("-EL"); |
| 7930 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7931 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_shared)) { |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7932 | CmdArgs.push_back("-e"); |
| 7933 | CmdArgs.push_back("__start"); |
| 7934 | } |
| 7935 | |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7936 | if (Args.hasArg(options::OPT_static)) { |
| 7937 | CmdArgs.push_back("-Bstatic"); |
| 7938 | } else { |
Rafael Espindola | 7ba97af | 2010-11-11 02:17:51 +0000 | [diff] [blame] | 7939 | if (Args.hasArg(options::OPT_rdynamic)) |
| 7940 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7941 | CmdArgs.push_back("--eh-frame-hdr"); |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7942 | CmdArgs.push_back("-Bdynamic"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7943 | if (Args.hasArg(options::OPT_shared)) { |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7944 | CmdArgs.push_back("-shared"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7945 | } else { |
| 7946 | CmdArgs.push_back("-dynamic-linker"); |
| 7947 | CmdArgs.push_back("/usr/libexec/ld.so"); |
| 7948 | } |
| 7949 | } |
| 7950 | |
Rafael Espindola | 044f783 | 2013-06-05 04:28:55 +0000 | [diff] [blame] | 7951 | if (Args.hasArg(options::OPT_nopie)) |
| 7952 | CmdArgs.push_back("-nopie"); |
| 7953 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 7954 | if (Output.isFilename()) { |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7955 | CmdArgs.push_back("-o"); |
| 7956 | CmdArgs.push_back(Output.getFilename()); |
| 7957 | } else { |
| 7958 | assert(Output.isNothing() && "Invalid output."); |
| 7959 | } |
| 7960 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7961 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7962 | if (!Args.hasArg(options::OPT_shared)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7963 | if (Args.hasArg(options::OPT_pg)) |
| 7964 | CmdArgs.push_back( |
| 7965 | Args.MakeArgString(getToolChain().GetFilePath("gcrt0.o"))); |
Eli Friedman | 3715d1f | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 7966 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7967 | CmdArgs.push_back( |
| 7968 | Args.MakeArgString(getToolChain().GetFilePath("crt0.o"))); |
| 7969 | CmdArgs.push_back( |
| 7970 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7971 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7972 | CmdArgs.push_back( |
| 7973 | Args.MakeArgString(getToolChain().GetFilePath("crtbeginS.o"))); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7974 | } |
| 7975 | } |
| 7976 | |
Edward O'Callaghan | 5c52146 | 2009-10-28 15:13:08 +0000 | [diff] [blame] | 7977 | std::string Triple = getToolChain().getTripleString(); |
| 7978 | if (Triple.substr(0, 6) == "x86_64") |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 7979 | Triple.replace(0, 6, "amd64"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7980 | CmdArgs.push_back( |
| 7981 | Args.MakeArgString("-L/usr/lib/gcc-lib/" + Triple + "/4.2.1")); |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7982 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 7983 | Args.AddAllArgs(CmdArgs, {options::OPT_L, options::OPT_T_Group, |
| 7984 | options::OPT_e, options::OPT_s, options::OPT_t, |
| 7985 | options::OPT_Z_Flag, options::OPT_r}); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7986 | |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 7987 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7988 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 7989 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 7990 | if (D.CCCIsCXX()) { |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 7991 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7992 | if (Args.hasArg(options::OPT_pg)) |
Eli Friedman | 3715d1f | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 7993 | CmdArgs.push_back("-lm_p"); |
| 7994 | else |
| 7995 | CmdArgs.push_back("-lm"); |
Daniel Dunbar | ea3813f | 2010-08-01 23:13:54 +0000 | [diff] [blame] | 7996 | } |
| 7997 | |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7998 | // FIXME: For some reason GCC passes -lgcc before adding |
| 7999 | // the default system libraries. Just mimic this for now. |
| 8000 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 8001 | |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 8002 | if (Args.hasArg(options::OPT_pthread)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8003 | if (!Args.hasArg(options::OPT_shared) && Args.hasArg(options::OPT_pg)) |
| 8004 | CmdArgs.push_back("-lpthread_p"); |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 8005 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8006 | CmdArgs.push_back("-lpthread"); |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 8007 | } |
| 8008 | |
Chandler Carruth | 4566165 | 2011-12-17 22:32:42 +0000 | [diff] [blame] | 8009 | if (!Args.hasArg(options::OPT_shared)) { |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 8010 | if (Args.hasArg(options::OPT_pg)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8011 | CmdArgs.push_back("-lc_p"); |
Eli Friedman | 3715d1f | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 8012 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8013 | CmdArgs.push_back("-lc"); |
Chandler Carruth | 4566165 | 2011-12-17 22:32:42 +0000 | [diff] [blame] | 8014 | } |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 8015 | |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 8016 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 8017 | } |
| 8018 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8019 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 8020 | if (!Args.hasArg(options::OPT_shared)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8021 | CmdArgs.push_back( |
| 8022 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 8023 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8024 | CmdArgs.push_back( |
| 8025 | Args.MakeArgString(getToolChain().GetFilePath("crtendS.o"))); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 8026 | } |
| 8027 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8028 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8029 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 8030 | } |
Ed Schouten | e33194b | 2009-04-02 19:13:12 +0000 | [diff] [blame] | 8031 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8032 | void bitrig::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 8033 | const InputInfo &Output, |
| 8034 | const InputInfoList &Inputs, |
| 8035 | const ArgList &Args, |
| 8036 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 8037 | claimNoWarnArgs(Args); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8038 | ArgStringList CmdArgs; |
| 8039 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8040 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8041 | |
| 8042 | CmdArgs.push_back("-o"); |
| 8043 | CmdArgs.push_back(Output.getFilename()); |
| 8044 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8045 | for (const auto &II : Inputs) |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8046 | CmdArgs.push_back(II.getFilename()); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8047 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8048 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8049 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8050 | } |
| 8051 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8052 | void bitrig::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 8053 | const InputInfo &Output, |
| 8054 | const InputInfoList &Inputs, |
| 8055 | const ArgList &Args, |
| 8056 | const char *LinkingOutput) const { |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8057 | const Driver &D = getToolChain().getDriver(); |
| 8058 | ArgStringList CmdArgs; |
| 8059 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8060 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_shared)) { |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8061 | CmdArgs.push_back("-e"); |
| 8062 | CmdArgs.push_back("__start"); |
| 8063 | } |
| 8064 | |
| 8065 | if (Args.hasArg(options::OPT_static)) { |
| 8066 | CmdArgs.push_back("-Bstatic"); |
| 8067 | } else { |
| 8068 | if (Args.hasArg(options::OPT_rdynamic)) |
| 8069 | CmdArgs.push_back("-export-dynamic"); |
| 8070 | CmdArgs.push_back("--eh-frame-hdr"); |
| 8071 | CmdArgs.push_back("-Bdynamic"); |
| 8072 | if (Args.hasArg(options::OPT_shared)) { |
| 8073 | CmdArgs.push_back("-shared"); |
| 8074 | } else { |
| 8075 | CmdArgs.push_back("-dynamic-linker"); |
| 8076 | CmdArgs.push_back("/usr/libexec/ld.so"); |
| 8077 | } |
| 8078 | } |
| 8079 | |
| 8080 | if (Output.isFilename()) { |
| 8081 | CmdArgs.push_back("-o"); |
| 8082 | CmdArgs.push_back(Output.getFilename()); |
| 8083 | } else { |
| 8084 | assert(Output.isNothing() && "Invalid output."); |
| 8085 | } |
| 8086 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8087 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8088 | if (!Args.hasArg(options::OPT_shared)) { |
| 8089 | if (Args.hasArg(options::OPT_pg)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8090 | CmdArgs.push_back( |
| 8091 | Args.MakeArgString(getToolChain().GetFilePath("gcrt0.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8092 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8093 | CmdArgs.push_back( |
| 8094 | Args.MakeArgString(getToolChain().GetFilePath("crt0.o"))); |
| 8095 | CmdArgs.push_back( |
| 8096 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8097 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8098 | CmdArgs.push_back( |
| 8099 | Args.MakeArgString(getToolChain().GetFilePath("crtbeginS.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8100 | } |
| 8101 | } |
| 8102 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 8103 | Args.AddAllArgs(CmdArgs, |
| 8104 | {options::OPT_L, options::OPT_T_Group, options::OPT_e}); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8105 | |
| 8106 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 8107 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8108 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8109 | if (D.CCCIsCXX()) { |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8110 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
| 8111 | if (Args.hasArg(options::OPT_pg)) |
| 8112 | CmdArgs.push_back("-lm_p"); |
| 8113 | else |
| 8114 | CmdArgs.push_back("-lm"); |
| 8115 | } |
| 8116 | |
Rafael Espindola | 1ad26f0 | 2012-10-23 17:07:31 +0000 | [diff] [blame] | 8117 | if (Args.hasArg(options::OPT_pthread)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8118 | if (!Args.hasArg(options::OPT_shared) && Args.hasArg(options::OPT_pg)) |
Rafael Espindola | 1ad26f0 | 2012-10-23 17:07:31 +0000 | [diff] [blame] | 8119 | CmdArgs.push_back("-lpthread_p"); |
| 8120 | else |
| 8121 | CmdArgs.push_back("-lpthread"); |
| 8122 | } |
| 8123 | |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8124 | if (!Args.hasArg(options::OPT_shared)) { |
| 8125 | if (Args.hasArg(options::OPT_pg)) |
| 8126 | CmdArgs.push_back("-lc_p"); |
| 8127 | else |
| 8128 | CmdArgs.push_back("-lc"); |
| 8129 | } |
| 8130 | |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 8131 | StringRef MyArch; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8132 | switch (getToolChain().getArch()) { |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 8133 | case llvm::Triple::arm: |
| 8134 | MyArch = "arm"; |
| 8135 | break; |
| 8136 | case llvm::Triple::x86: |
| 8137 | MyArch = "i386"; |
| 8138 | break; |
| 8139 | case llvm::Triple::x86_64: |
| 8140 | MyArch = "amd64"; |
| 8141 | break; |
| 8142 | default: |
| 8143 | llvm_unreachable("Unsupported architecture"); |
| 8144 | } |
| 8145 | CmdArgs.push_back(Args.MakeArgString("-lclang_rt." + MyArch)); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8146 | } |
| 8147 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8148 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8149 | if (!Args.hasArg(options::OPT_shared)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8150 | CmdArgs.push_back( |
| 8151 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8152 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8153 | CmdArgs.push_back( |
| 8154 | Args.MakeArgString(getToolChain().GetFilePath("crtendS.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8155 | } |
Eli Friedman | 5bb2ba0 | 2012-08-09 22:42:04 +0000 | [diff] [blame] | 8156 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8157 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8158 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 8159 | } |
| 8160 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8161 | void freebsd::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 8162 | const InputInfo &Output, |
| 8163 | const InputInfoList &Inputs, |
| 8164 | const ArgList &Args, |
| 8165 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 8166 | claimNoWarnArgs(Args); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 8167 | ArgStringList CmdArgs; |
| 8168 | |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8169 | // When building 32-bit code on FreeBSD/amd64, we have to explicitly |
| 8170 | // instruct as in the base system to assemble 32-bit code. |
Joerg Sonnenberger | 9d3e4f6 | 2015-11-10 00:23:12 +0000 | [diff] [blame] | 8171 | switch (getToolChain().getArch()) { |
| 8172 | default: |
| 8173 | break; |
| 8174 | case llvm::Triple::x86: |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 8175 | CmdArgs.push_back("--32"); |
Joerg Sonnenberger | 9d3e4f6 | 2015-11-10 00:23:12 +0000 | [diff] [blame] | 8176 | break; |
| 8177 | case llvm::Triple::ppc: |
Roman Divacky | 00859c2 | 2011-06-04 07:37:31 +0000 | [diff] [blame] | 8178 | CmdArgs.push_back("-a32"); |
Joerg Sonnenberger | 9d3e4f6 | 2015-11-10 00:23:12 +0000 | [diff] [blame] | 8179 | break; |
| 8180 | case llvm::Triple::mips: |
| 8181 | case llvm::Triple::mipsel: |
| 8182 | case llvm::Triple::mips64: |
| 8183 | case llvm::Triple::mips64el: { |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 8184 | StringRef CPUName; |
| 8185 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 8186 | mips::getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName); |
Michael J. Spencer | 4c0ffa8 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 8187 | |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 8188 | CmdArgs.push_back("-march"); |
| 8189 | CmdArgs.push_back(CPUName.data()); |
| 8190 | |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 8191 | CmdArgs.push_back("-mabi"); |
Simon Atanasyan | 0da400c | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 8192 | CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data()); |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 8193 | |
| 8194 | if (getToolChain().getArch() == llvm::Triple::mips || |
| 8195 | getToolChain().getArch() == llvm::Triple::mips64) |
| 8196 | CmdArgs.push_back("-EB"); |
| 8197 | else |
| 8198 | CmdArgs.push_back("-EL"); |
| 8199 | |
Dimitry Andric | 46f338c | 2015-12-27 10:36:44 +0000 | [diff] [blame] | 8200 | if (Arg *A = Args.getLastArg(options::OPT_G)) { |
| 8201 | StringRef v = A->getValue(); |
| 8202 | CmdArgs.push_back(Args.MakeArgString("-G" + v)); |
| 8203 | A->claim(); |
| 8204 | } |
| 8205 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 8206 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Joerg Sonnenberger | 9d3e4f6 | 2015-11-10 00:23:12 +0000 | [diff] [blame] | 8207 | break; |
| 8208 | } |
| 8209 | case llvm::Triple::arm: |
| 8210 | case llvm::Triple::armeb: |
| 8211 | case llvm::Triple::thumb: |
| 8212 | case llvm::Triple::thumbeb: { |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 8213 | arm::FloatABI ABI = arm::getARMFloatABI(getToolChain(), Args); |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 8214 | |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 8215 | if (ABI == arm::FloatABI::Hard) |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 8216 | CmdArgs.push_back("-mfpu=vfp"); |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 8217 | else |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 8218 | CmdArgs.push_back("-mfpu=softvfp"); |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 8219 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8220 | switch (getToolChain().getTriple().getEnvironment()) { |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 8221 | case llvm::Triple::GNUEABIHF: |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 8222 | case llvm::Triple::GNUEABI: |
| 8223 | case llvm::Triple::EABI: |
Anton Korobeynikov | 2bed847 | 2013-03-18 07:59:20 +0000 | [diff] [blame] | 8224 | CmdArgs.push_back("-meabi=5"); |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 8225 | break; |
| 8226 | |
| 8227 | default: |
| 8228 | CmdArgs.push_back("-matpcs"); |
| 8229 | } |
Joerg Sonnenberger | 9d3e4f6 | 2015-11-10 00:23:12 +0000 | [diff] [blame] | 8230 | break; |
| 8231 | } |
| 8232 | case llvm::Triple::sparc: |
| 8233 | case llvm::Triple::sparcel: |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 8234 | case llvm::Triple::sparcv9: { |
| 8235 | std::string CPU = getCPUName(Args, getToolChain().getTriple()); |
| 8236 | CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple())); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 8237 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Joerg Sonnenberger | 9d3e4f6 | 2015-11-10 00:23:12 +0000 | [diff] [blame] | 8238 | break; |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 8239 | } |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 8240 | } |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 8241 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8242 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 8243 | |
| 8244 | CmdArgs.push_back("-o"); |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8245 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 8246 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8247 | for (const auto &II : Inputs) |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8248 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 8249 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8250 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8251 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 8252 | } |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8253 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8254 | void freebsd::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 8255 | const InputInfo &Output, |
| 8256 | const InputInfoList &Inputs, |
| 8257 | const ArgList &Args, |
| 8258 | const char *LinkingOutput) const { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8259 | const toolchains::FreeBSD &ToolChain = |
| 8260 | static_cast<const toolchains::FreeBSD &>(getToolChain()); |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8261 | const Driver &D = ToolChain.getDriver(); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8262 | const llvm::Triple::ArchType Arch = ToolChain.getArch(); |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 8263 | const bool IsPIE = |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8264 | !Args.hasArg(options::OPT_shared) && |
| 8265 | (Args.hasArg(options::OPT_pie) || ToolChain.isPIEDefault()); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8266 | ArgStringList CmdArgs; |
David Chisnall | 5f99f48 | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 8267 | |
| 8268 | // Silence warning for "clang -g foo.o -o foo" |
| 8269 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 8270 | // and "clang -emit-llvm foo.o -o foo" |
| 8271 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 8272 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 8273 | // handled somewhere else. |
| 8274 | Args.ClaimAllArgs(options::OPT_w); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8275 | |
Joerg Sonnenberger | 6165ab1 | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 8276 | if (!D.SysRoot.empty()) |
| 8277 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 8278 | |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 8279 | if (IsPIE) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8280 | CmdArgs.push_back("-pie"); |
| 8281 | |
Ed Maste | 1bc232d | 2016-04-12 21:11:46 +0000 | [diff] [blame] | 8282 | CmdArgs.push_back("--eh-frame-hdr"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8283 | if (Args.hasArg(options::OPT_static)) { |
| 8284 | CmdArgs.push_back("-Bstatic"); |
| 8285 | } else { |
Rafael Espindola | 7ba97af | 2010-11-11 02:17:51 +0000 | [diff] [blame] | 8286 | if (Args.hasArg(options::OPT_rdynamic)) |
| 8287 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8288 | if (Args.hasArg(options::OPT_shared)) { |
| 8289 | CmdArgs.push_back("-Bshareable"); |
| 8290 | } else { |
| 8291 | CmdArgs.push_back("-dynamic-linker"); |
| 8292 | CmdArgs.push_back("/libexec/ld-elf.so.1"); |
| 8293 | } |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8294 | if (ToolChain.getTriple().getOSMajorVersion() >= 9) { |
David Chisnall | 5f99f48 | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 8295 | if (Arch == llvm::Triple::arm || Arch == llvm::Triple::sparc || |
| 8296 | Arch == llvm::Triple::x86 || Arch == llvm::Triple::x86_64) { |
| 8297 | CmdArgs.push_back("--hash-style=both"); |
| 8298 | } |
| 8299 | } |
| 8300 | CmdArgs.push_back("--enable-new-dtags"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8301 | } |
| 8302 | |
| 8303 | // When building 32-bit code on FreeBSD/amd64, we have to explicitly |
| 8304 | // instruct ld in the base system to link 32-bit code. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8305 | if (Arch == llvm::Triple::x86) { |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8306 | CmdArgs.push_back("-m"); |
| 8307 | CmdArgs.push_back("elf_i386_fbsd"); |
| 8308 | } |
| 8309 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8310 | if (Arch == llvm::Triple::ppc) { |
Roman Divacky | 5e300b8 | 2011-06-04 07:40:24 +0000 | [diff] [blame] | 8311 | CmdArgs.push_back("-m"); |
Roman Divacky | d150ad3 | 2011-11-21 16:50:32 +0000 | [diff] [blame] | 8312 | CmdArgs.push_back("elf32ppc_fbsd"); |
Roman Divacky | 5e300b8 | 2011-06-04 07:40:24 +0000 | [diff] [blame] | 8313 | } |
| 8314 | |
Dimitry Andric | 904895f | 2015-12-27 06:47:09 +0000 | [diff] [blame] | 8315 | if (Arg *A = Args.getLastArg(options::OPT_G)) { |
| 8316 | if (ToolChain.getArch() == llvm::Triple::mips || |
| 8317 | ToolChain.getArch() == llvm::Triple::mipsel || |
| 8318 | ToolChain.getArch() == llvm::Triple::mips64 || |
| 8319 | ToolChain.getArch() == llvm::Triple::mips64el) { |
| 8320 | StringRef v = A->getValue(); |
| 8321 | CmdArgs.push_back(Args.MakeArgString("-G" + v)); |
| 8322 | A->claim(); |
| 8323 | } |
| 8324 | } |
| 8325 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8326 | if (Output.isFilename()) { |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8327 | CmdArgs.push_back("-o"); |
| 8328 | CmdArgs.push_back(Output.getFilename()); |
| 8329 | } else { |
| 8330 | assert(Output.isNothing() && "Invalid output."); |
| 8331 | } |
| 8332 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8333 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 8334 | const char *crt1 = nullptr; |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8335 | if (!Args.hasArg(options::OPT_shared)) { |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 8336 | if (Args.hasArg(options::OPT_pg)) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8337 | crt1 = "gcrt1.o"; |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 8338 | else if (IsPIE) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8339 | crt1 = "Scrt1.o"; |
| 8340 | else |
| 8341 | crt1 = "crt1.o"; |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8342 | } |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8343 | if (crt1) |
| 8344 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1))); |
| 8345 | |
| 8346 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 8347 | |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 8348 | const char *crtbegin = nullptr; |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8349 | if (Args.hasArg(options::OPT_static)) |
| 8350 | crtbegin = "crtbeginT.o"; |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 8351 | else if (Args.hasArg(options::OPT_shared) || IsPIE) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8352 | crtbegin = "crtbeginS.o"; |
| 8353 | else |
| 8354 | crtbegin = "crtbegin.o"; |
| 8355 | |
| 8356 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8357 | } |
| 8358 | |
| 8359 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Douglas Katzman | 6059ef9 | 2015-11-17 17:41:23 +0000 | [diff] [blame] | 8360 | ToolChain.AddFilePathLibArgs(Args, CmdArgs); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8361 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 8362 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
David Chisnall | 589a494 | 2010-08-15 22:58:12 +0000 | [diff] [blame] | 8363 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 8364 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 8365 | Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); |
| 8366 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8367 | |
Teresa Johnson | 945bc50 | 2015-10-15 20:35:53 +0000 | [diff] [blame] | 8368 | if (D.isUsingLTO()) |
| 8369 | AddGoldPlugin(ToolChain, Args, CmdArgs, D.getLTOMode() == LTOK_Thin); |
Roman Divacky | f0d7f94 | 2013-11-10 09:31:43 +0000 | [diff] [blame] | 8370 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 8371 | bool NeedsSanitizerDeps = addSanitizerRuntimes(ToolChain, Args, CmdArgs); |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8372 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8373 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8374 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Dimitry Andric | 0cc6f47 | 2015-10-18 13:32:20 +0000 | [diff] [blame] | 8375 | addOpenMPRuntime(CmdArgs, ToolChain, Args); |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8376 | if (D.CCCIsCXX()) { |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8377 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 8378 | if (Args.hasArg(options::OPT_pg)) |
| 8379 | CmdArgs.push_back("-lm_p"); |
| 8380 | else |
| 8381 | CmdArgs.push_back("-lm"); |
Daniel Dunbar | 4b8ef28 | 2010-02-17 08:07:51 +0000 | [diff] [blame] | 8382 | } |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 8383 | if (NeedsSanitizerDeps) |
| 8384 | linkSanitizerRuntimeDeps(ToolChain, CmdArgs); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8385 | // FIXME: For some reason GCC passes -lgcc and -lgcc_s before adding |
| 8386 | // the default system libraries. Just mimic this for now. |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 8387 | if (Args.hasArg(options::OPT_pg)) |
| 8388 | CmdArgs.push_back("-lgcc_p"); |
| 8389 | else |
| 8390 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8391 | if (Args.hasArg(options::OPT_static)) { |
| 8392 | CmdArgs.push_back("-lgcc_eh"); |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 8393 | } else if (Args.hasArg(options::OPT_pg)) { |
| 8394 | CmdArgs.push_back("-lgcc_eh_p"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8395 | } else { |
| 8396 | CmdArgs.push_back("--as-needed"); |
| 8397 | CmdArgs.push_back("-lgcc_s"); |
| 8398 | CmdArgs.push_back("--no-as-needed"); |
| 8399 | } |
| 8400 | |
Matt Beaumont-Gay | 1fe4915 | 2011-02-10 20:35:01 +0000 | [diff] [blame] | 8401 | if (Args.hasArg(options::OPT_pthread)) { |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 8402 | if (Args.hasArg(options::OPT_pg)) |
| 8403 | CmdArgs.push_back("-lpthread_p"); |
| 8404 | else |
| 8405 | CmdArgs.push_back("-lpthread"); |
Matt Beaumont-Gay | 1fe4915 | 2011-02-10 20:35:01 +0000 | [diff] [blame] | 8406 | } |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8407 | |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 8408 | if (Args.hasArg(options::OPT_pg)) { |
| 8409 | if (Args.hasArg(options::OPT_shared)) |
| 8410 | CmdArgs.push_back("-lc"); |
| 8411 | else |
| 8412 | CmdArgs.push_back("-lc_p"); |
| 8413 | CmdArgs.push_back("-lgcc_p"); |
| 8414 | } else { |
| 8415 | CmdArgs.push_back("-lc"); |
| 8416 | CmdArgs.push_back("-lgcc"); |
| 8417 | } |
| 8418 | |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8419 | if (Args.hasArg(options::OPT_static)) { |
| 8420 | CmdArgs.push_back("-lgcc_eh"); |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 8421 | } else if (Args.hasArg(options::OPT_pg)) { |
| 8422 | CmdArgs.push_back("-lgcc_eh_p"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8423 | } else { |
| 8424 | CmdArgs.push_back("--as-needed"); |
| 8425 | CmdArgs.push_back("-lgcc_s"); |
| 8426 | CmdArgs.push_back("--no-as-needed"); |
| 8427 | } |
| 8428 | } |
| 8429 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8430 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 8431 | if (Args.hasArg(options::OPT_shared) || IsPIE) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8432 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o"))); |
Roman Divacky | a3c5024 | 2012-09-07 13:36:21 +0000 | [diff] [blame] | 8433 | else |
| 8434 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o"))); |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 8435 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8436 | } |
| 8437 | |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 8438 | ToolChain.addProfileRTLibs(Args, CmdArgs); |
Nick Lewycky | 82fe5f4 | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 8439 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8440 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8441 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 8442 | } |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8443 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8444 | void netbsd::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8445 | const InputInfo &Output, |
| 8446 | const InputInfoList &Inputs, |
| 8447 | const ArgList &Args, |
| 8448 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 8449 | claimNoWarnArgs(Args); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8450 | ArgStringList CmdArgs; |
| 8451 | |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 8452 | // GNU as needs different flags for creating the correct output format |
| 8453 | // on architectures with different ABIs or optional feature sets. |
| 8454 | switch (getToolChain().getArch()) { |
| 8455 | case llvm::Triple::x86: |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8456 | CmdArgs.push_back("--32"); |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 8457 | break; |
| 8458 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 8459 | case llvm::Triple::armeb: |
| 8460 | case llvm::Triple::thumb: |
| 8461 | case llvm::Triple::thumbeb: { |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 8462 | StringRef MArch, MCPU; |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 8463 | getARMArchCPUFromArgs(Args, MArch, MCPU, /*FromAs*/ true); |
| 8464 | std::string Arch = |
| 8465 | arm::getARMTargetCPU(MCPU, MArch, getToolChain().getTriple()); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 8466 | CmdArgs.push_back(Args.MakeArgString("-mcpu=" + Arch)); |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 8467 | break; |
Joerg Sonnenberger | 1f94da5 | 2013-12-05 21:07:29 +0000 | [diff] [blame] | 8468 | } |
| 8469 | |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 8470 | case llvm::Triple::mips: |
| 8471 | case llvm::Triple::mipsel: |
| 8472 | case llvm::Triple::mips64: |
| 8473 | case llvm::Triple::mips64el: { |
Joerg Sonnenberger | 21baded | 2013-12-08 13:54:58 +0000 | [diff] [blame] | 8474 | StringRef CPUName; |
| 8475 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 8476 | mips::getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName); |
Joerg Sonnenberger | 21baded | 2013-12-08 13:54:58 +0000 | [diff] [blame] | 8477 | |
| 8478 | CmdArgs.push_back("-march"); |
| 8479 | CmdArgs.push_back(CPUName.data()); |
| 8480 | |
| 8481 | CmdArgs.push_back("-mabi"); |
| 8482 | CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data()); |
| 8483 | |
| 8484 | if (getToolChain().getArch() == llvm::Triple::mips || |
| 8485 | getToolChain().getArch() == llvm::Triple::mips64) |
| 8486 | CmdArgs.push_back("-EB"); |
| 8487 | else |
| 8488 | CmdArgs.push_back("-EL"); |
| 8489 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 8490 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 8491 | break; |
| 8492 | } |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 8493 | |
| 8494 | case llvm::Triple::sparc: |
Joerg Sonnenberger | ec353d3 | 2015-11-09 23:39:45 +0000 | [diff] [blame] | 8495 | case llvm::Triple::sparcel: { |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 8496 | CmdArgs.push_back("-32"); |
Joerg Sonnenberger | ec353d3 | 2015-11-09 23:39:45 +0000 | [diff] [blame] | 8497 | std::string CPU = getCPUName(Args, getToolChain().getTriple()); |
| 8498 | CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple())); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 8499 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 8500 | break; |
Joerg Sonnenberger | ec353d3 | 2015-11-09 23:39:45 +0000 | [diff] [blame] | 8501 | } |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 8502 | |
Joerg Sonnenberger | ec353d3 | 2015-11-09 23:39:45 +0000 | [diff] [blame] | 8503 | case llvm::Triple::sparcv9: { |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 8504 | CmdArgs.push_back("-64"); |
Joerg Sonnenberger | ec353d3 | 2015-11-09 23:39:45 +0000 | [diff] [blame] | 8505 | std::string CPU = getCPUName(Args, getToolChain().getTriple()); |
| 8506 | CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple())); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 8507 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 8508 | break; |
Joerg Sonnenberger | ec353d3 | 2015-11-09 23:39:45 +0000 | [diff] [blame] | 8509 | } |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 8510 | |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 8511 | default: |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8512 | break; |
Joerg Sonnenberger | 21baded | 2013-12-08 13:54:58 +0000 | [diff] [blame] | 8513 | } |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8514 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8515 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8516 | |
| 8517 | CmdArgs.push_back("-o"); |
| 8518 | CmdArgs.push_back(Output.getFilename()); |
| 8519 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8520 | for (const auto &II : Inputs) |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8521 | CmdArgs.push_back(II.getFilename()); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8522 | |
David Chisnall | ddbd68f | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 8523 | const char *Exec = Args.MakeArgString((getToolChain().GetProgramPath("as"))); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8524 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8525 | } |
| 8526 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8527 | void netbsd::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 8528 | const InputInfo &Output, |
| 8529 | const InputInfoList &Inputs, |
| 8530 | const ArgList &Args, |
| 8531 | const char *LinkingOutput) const { |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8532 | const Driver &D = getToolChain().getDriver(); |
| 8533 | ArgStringList CmdArgs; |
| 8534 | |
Joerg Sonnenberger | 6165ab1 | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 8535 | if (!D.SysRoot.empty()) |
| 8536 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 8537 | |
Joerg Sonnenberger | 52be0b4 | 2014-03-13 00:42:01 +0000 | [diff] [blame] | 8538 | CmdArgs.push_back("--eh-frame-hdr"); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8539 | if (Args.hasArg(options::OPT_static)) { |
| 8540 | CmdArgs.push_back("-Bstatic"); |
| 8541 | } else { |
| 8542 | if (Args.hasArg(options::OPT_rdynamic)) |
| 8543 | CmdArgs.push_back("-export-dynamic"); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8544 | if (Args.hasArg(options::OPT_shared)) { |
| 8545 | CmdArgs.push_back("-Bshareable"); |
| 8546 | } else { |
| 8547 | CmdArgs.push_back("-dynamic-linker"); |
| 8548 | CmdArgs.push_back("/libexec/ld.elf_so"); |
| 8549 | } |
| 8550 | } |
| 8551 | |
Joerg Sonnenberger | 6cd7deb | 2014-02-02 22:50:34 +0000 | [diff] [blame] | 8552 | // Many NetBSD architectures support more than one ABI. |
| 8553 | // Determine the correct emulation for ld. |
| 8554 | switch (getToolChain().getArch()) { |
| 8555 | case llvm::Triple::x86: |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8556 | CmdArgs.push_back("-m"); |
| 8557 | CmdArgs.push_back("elf_i386"); |
Joerg Sonnenberger | 6cd7deb | 2014-02-02 22:50:34 +0000 | [diff] [blame] | 8558 | break; |
| 8559 | case llvm::Triple::arm: |
| 8560 | case llvm::Triple::thumb: |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 8561 | CmdArgs.push_back("-m"); |
| 8562 | switch (getToolChain().getTriple().getEnvironment()) { |
| 8563 | case llvm::Triple::EABI: |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 8564 | case llvm::Triple::GNUEABI: |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 8565 | CmdArgs.push_back("armelf_nbsd_eabi"); |
| 8566 | break; |
Joerg Sonnenberger | 83a33c0 | 2014-02-06 21:04:32 +0000 | [diff] [blame] | 8567 | case llvm::Triple::EABIHF: |
| 8568 | case llvm::Triple::GNUEABIHF: |
| 8569 | CmdArgs.push_back("armelf_nbsd_eabihf"); |
| 8570 | break; |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 8571 | default: |
| 8572 | CmdArgs.push_back("armelf_nbsd"); |
| 8573 | break; |
| 8574 | } |
Joerg Sonnenberger | 6cd7deb | 2014-02-02 22:50:34 +0000 | [diff] [blame] | 8575 | break; |
Joerg Sonnenberger | b704534 | 2014-08-14 19:12:41 +0000 | [diff] [blame] | 8576 | case llvm::Triple::armeb: |
| 8577 | case llvm::Triple::thumbeb: |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8578 | arm::appendEBLinkFlags( |
| 8579 | Args, CmdArgs, |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 8580 | llvm::Triple(getToolChain().ComputeEffectiveClangTriple(Args))); |
Joerg Sonnenberger | b704534 | 2014-08-14 19:12:41 +0000 | [diff] [blame] | 8581 | CmdArgs.push_back("-m"); |
| 8582 | switch (getToolChain().getTriple().getEnvironment()) { |
| 8583 | case llvm::Triple::EABI: |
| 8584 | case llvm::Triple::GNUEABI: |
| 8585 | CmdArgs.push_back("armelfb_nbsd_eabi"); |
| 8586 | break; |
| 8587 | case llvm::Triple::EABIHF: |
| 8588 | case llvm::Triple::GNUEABIHF: |
| 8589 | CmdArgs.push_back("armelfb_nbsd_eabihf"); |
| 8590 | break; |
| 8591 | default: |
| 8592 | CmdArgs.push_back("armelfb_nbsd"); |
| 8593 | break; |
| 8594 | } |
| 8595 | break; |
Joerg Sonnenberger | e7f9759 | 2014-02-02 22:59:16 +0000 | [diff] [blame] | 8596 | case llvm::Triple::mips64: |
| 8597 | case llvm::Triple::mips64el: |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 8598 | if (mips::hasMipsAbiArg(Args, "32")) { |
Joerg Sonnenberger | e7f9759 | 2014-02-02 22:59:16 +0000 | [diff] [blame] | 8599 | CmdArgs.push_back("-m"); |
| 8600 | if (getToolChain().getArch() == llvm::Triple::mips64) |
| 8601 | CmdArgs.push_back("elf32btsmip"); |
| 8602 | else |
| 8603 | CmdArgs.push_back("elf32ltsmip"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8604 | } else if (mips::hasMipsAbiArg(Args, "64")) { |
| 8605 | CmdArgs.push_back("-m"); |
| 8606 | if (getToolChain().getArch() == llvm::Triple::mips64) |
| 8607 | CmdArgs.push_back("elf64btsmip"); |
| 8608 | else |
| 8609 | CmdArgs.push_back("elf64ltsmip"); |
| 8610 | } |
| 8611 | break; |
Joerg Sonnenberger | dd13b30 | 2014-08-13 14:17:32 +0000 | [diff] [blame] | 8612 | case llvm::Triple::ppc: |
| 8613 | CmdArgs.push_back("-m"); |
| 8614 | CmdArgs.push_back("elf32ppc_nbsd"); |
| 8615 | break; |
| 8616 | |
| 8617 | case llvm::Triple::ppc64: |
| 8618 | case llvm::Triple::ppc64le: |
| 8619 | CmdArgs.push_back("-m"); |
| 8620 | CmdArgs.push_back("elf64ppc"); |
| 8621 | break; |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 8622 | |
| 8623 | case llvm::Triple::sparc: |
| 8624 | CmdArgs.push_back("-m"); |
| 8625 | CmdArgs.push_back("elf32_sparc"); |
| 8626 | break; |
| 8627 | |
| 8628 | case llvm::Triple::sparcv9: |
| 8629 | CmdArgs.push_back("-m"); |
| 8630 | CmdArgs.push_back("elf64_sparc"); |
| 8631 | break; |
| 8632 | |
Joerg Sonnenberger | 6cd7deb | 2014-02-02 22:50:34 +0000 | [diff] [blame] | 8633 | default: |
| 8634 | break; |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 8635 | } |
| 8636 | |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8637 | if (Output.isFilename()) { |
| 8638 | CmdArgs.push_back("-o"); |
| 8639 | CmdArgs.push_back(Output.getFilename()); |
| 8640 | } else { |
| 8641 | assert(Output.isNothing() && "Invalid output."); |
| 8642 | } |
| 8643 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8644 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8645 | if (!Args.hasArg(options::OPT_shared)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8646 | CmdArgs.push_back( |
| 8647 | Args.MakeArgString(getToolChain().GetFilePath("crt0.o"))); |
| 8648 | CmdArgs.push_back( |
| 8649 | Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
| 8650 | CmdArgs.push_back( |
| 8651 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8652 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8653 | CmdArgs.push_back( |
| 8654 | Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
| 8655 | CmdArgs.push_back( |
| 8656 | Args.MakeArgString(getToolChain().GetFilePath("crtbeginS.o"))); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8657 | } |
| 8658 | } |
| 8659 | |
| 8660 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 8661 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 8662 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 8663 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 8664 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 8665 | Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); |
| 8666 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
| 8667 | |
| 8668 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 8669 | |
Joerg Sonnenberger | a443563 | 2013-10-14 20:13:05 +0000 | [diff] [blame] | 8670 | unsigned Major, Minor, Micro; |
| 8671 | getToolChain().getTriple().getOSVersion(Major, Minor, Micro); |
| 8672 | bool useLibgcc = true; |
Joerg Sonnenberger | 21156e8 | 2016-02-11 23:35:03 +0000 | [diff] [blame] | 8673 | if (Major >= 7 || Major == 0) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8674 | switch (getToolChain().getArch()) { |
Joerg Sonnenberger | 323cea9 | 2014-08-09 18:28:36 +0000 | [diff] [blame] | 8675 | case llvm::Triple::aarch64: |
Joerg Sonnenberger | 1ea6647 | 2014-05-07 08:45:26 +0000 | [diff] [blame] | 8676 | case llvm::Triple::arm: |
| 8677 | case llvm::Triple::armeb: |
| 8678 | case llvm::Triple::thumb: |
| 8679 | case llvm::Triple::thumbeb: |
Joerg Sonnenberger | c888757 | 2014-07-25 20:57:24 +0000 | [diff] [blame] | 8680 | case llvm::Triple::ppc: |
Joerg Sonnenberger | dd13b30 | 2014-08-13 14:17:32 +0000 | [diff] [blame] | 8681 | case llvm::Triple::ppc64: |
| 8682 | case llvm::Triple::ppc64le: |
Joerg Sonnenberger | 059613c | 2016-02-11 23:18:36 +0000 | [diff] [blame] | 8683 | case llvm::Triple::sparc: |
| 8684 | case llvm::Triple::sparcv9: |
Joerg Sonnenberger | d769a1e | 2014-01-18 00:50:49 +0000 | [diff] [blame] | 8685 | case llvm::Triple::x86: |
| 8686 | case llvm::Triple::x86_64: |
Joerg Sonnenberger | a443563 | 2013-10-14 20:13:05 +0000 | [diff] [blame] | 8687 | useLibgcc = false; |
Joerg Sonnenberger | d769a1e | 2014-01-18 00:50:49 +0000 | [diff] [blame] | 8688 | break; |
| 8689 | default: |
| 8690 | break; |
| 8691 | } |
Joerg Sonnenberger | a443563 | 2013-10-14 20:13:05 +0000 | [diff] [blame] | 8692 | } |
| 8693 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8694 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Joerg Sonnenberger | 27a69a2 | 2015-09-23 20:11:00 +0000 | [diff] [blame] | 8695 | addOpenMPRuntime(CmdArgs, getToolChain(), Args); |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8696 | if (D.CCCIsCXX()) { |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8697 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
| 8698 | CmdArgs.push_back("-lm"); |
| 8699 | } |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8700 | if (Args.hasArg(options::OPT_pthread)) |
| 8701 | CmdArgs.push_back("-lpthread"); |
| 8702 | CmdArgs.push_back("-lc"); |
| 8703 | |
Joerg Sonnenberger | a443563 | 2013-10-14 20:13:05 +0000 | [diff] [blame] | 8704 | if (useLibgcc) { |
| 8705 | if (Args.hasArg(options::OPT_static)) { |
| 8706 | // libgcc_eh depends on libc, so resolve as much as possible, |
| 8707 | // pull in any new requirements from libc and then get the rest |
| 8708 | // of libgcc. |
| 8709 | CmdArgs.push_back("-lgcc_eh"); |
| 8710 | CmdArgs.push_back("-lc"); |
| 8711 | CmdArgs.push_back("-lgcc"); |
| 8712 | } else { |
| 8713 | CmdArgs.push_back("-lgcc"); |
| 8714 | CmdArgs.push_back("--as-needed"); |
| 8715 | CmdArgs.push_back("-lgcc_s"); |
| 8716 | CmdArgs.push_back("--no-as-needed"); |
| 8717 | } |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8718 | } |
| 8719 | } |
| 8720 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 8721 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8722 | if (!Args.hasArg(options::OPT_shared)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8723 | CmdArgs.push_back( |
| 8724 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8725 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8726 | CmdArgs.push_back( |
| 8727 | Args.MakeArgString(getToolChain().GetFilePath("crtendS.o"))); |
| 8728 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o"))); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8729 | } |
| 8730 | |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 8731 | getToolChain().addProfileRTLibs(Args, CmdArgs); |
Nick Lewycky | 82fe5f4 | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 8732 | |
Logan Chien | eb9162f | 2014-06-26 14:23:45 +0000 | [diff] [blame] | 8733 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8734 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 8735 | } |
| 8736 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8737 | void gnutools::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 8738 | const InputInfo &Output, |
| 8739 | const InputInfoList &Inputs, |
| 8740 | const ArgList &Args, |
| 8741 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 8742 | claimNoWarnArgs(Args); |
| 8743 | |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 8744 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 8745 | llvm::Triple Triple = llvm::Triple(TripleStr); |
| 8746 | |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8747 | ArgStringList CmdArgs; |
| 8748 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 8749 | llvm::Reloc::Model RelocationModel; |
| 8750 | unsigned PICLevel; |
| 8751 | bool IsPIE; |
| 8752 | std::tie(RelocationModel, PICLevel, IsPIE) = |
| 8753 | ParsePICArgs(getToolChain(), Triple, Args); |
| 8754 | |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8755 | switch (getToolChain().getArch()) { |
| 8756 | default: |
| 8757 | break; |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8758 | // Add --32/--64 to make sure we get the format we want. |
| 8759 | // This is incomplete |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8760 | case llvm::Triple::x86: |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8761 | CmdArgs.push_back("--32"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8762 | break; |
| 8763 | case llvm::Triple::x86_64: |
Zinovy Nis | 1db9573 | 2014-07-10 15:27:19 +0000 | [diff] [blame] | 8764 | if (getToolChain().getTriple().getEnvironment() == llvm::Triple::GNUX32) |
| 8765 | CmdArgs.push_back("--x32"); |
| 8766 | else |
| 8767 | CmdArgs.push_back("--64"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8768 | break; |
| 8769 | case llvm::Triple::ppc: |
Eli Friedman | 4a4932c | 2011-11-28 23:46:52 +0000 | [diff] [blame] | 8770 | CmdArgs.push_back("-a32"); |
| 8771 | CmdArgs.push_back("-mppc"); |
| 8772 | CmdArgs.push_back("-many"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8773 | break; |
| 8774 | case llvm::Triple::ppc64: |
Eli Friedman | 4a4932c | 2011-11-28 23:46:52 +0000 | [diff] [blame] | 8775 | CmdArgs.push_back("-a64"); |
| 8776 | CmdArgs.push_back("-mppc64"); |
| 8777 | CmdArgs.push_back("-many"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8778 | break; |
| 8779 | case llvm::Triple::ppc64le: |
Bill Schmidt | 778d387 | 2013-07-26 01:36:11 +0000 | [diff] [blame] | 8780 | CmdArgs.push_back("-a64"); |
Will Schmidt | c1fc190 | 2014-03-24 17:10:37 +0000 | [diff] [blame] | 8781 | CmdArgs.push_back("-mppc64"); |
Bill Schmidt | 778d387 | 2013-07-26 01:36:11 +0000 | [diff] [blame] | 8782 | CmdArgs.push_back("-many"); |
Will Schmidt | c1fc190 | 2014-03-24 17:10:37 +0000 | [diff] [blame] | 8783 | CmdArgs.push_back("-mlittle-endian"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8784 | break; |
| 8785 | case llvm::Triple::sparc: |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 8786 | case llvm::Triple::sparcel: { |
Jakob Stoklund Olesen | 2490e55 | 2014-01-10 03:51:29 +0000 | [diff] [blame] | 8787 | CmdArgs.push_back("-32"); |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 8788 | std::string CPU = getCPUName(Args, getToolChain().getTriple()); |
| 8789 | CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple())); |
| 8790 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8791 | break; |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 8792 | } |
| 8793 | case llvm::Triple::sparcv9: { |
Jakob Stoklund Olesen | 2490e55 | 2014-01-10 03:51:29 +0000 | [diff] [blame] | 8794 | CmdArgs.push_back("-64"); |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 8795 | std::string CPU = getCPUName(Args, getToolChain().getTriple()); |
| 8796 | CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple())); |
| 8797 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8798 | break; |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 8799 | } |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8800 | case llvm::Triple::arm: |
| 8801 | case llvm::Triple::armeb: |
| 8802 | case llvm::Triple::thumb: |
| 8803 | case llvm::Triple::thumbeb: { |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 8804 | const llvm::Triple &Triple2 = getToolChain().getTriple(); |
| 8805 | switch (Triple2.getSubArch()) { |
Scott Douglass | 3205f52 | 2015-03-23 10:54:24 +0000 | [diff] [blame] | 8806 | case llvm::Triple::ARMSubArch_v7: |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8807 | CmdArgs.push_back("-mfpu=neon"); |
Scott Douglass | 3205f52 | 2015-03-23 10:54:24 +0000 | [diff] [blame] | 8808 | break; |
| 8809 | case llvm::Triple::ARMSubArch_v8: |
Bernard Ogden | a58ef05 | 2013-10-24 18:32:41 +0000 | [diff] [blame] | 8810 | CmdArgs.push_back("-mfpu=crypto-neon-fp-armv8"); |
Scott Douglass | 3205f52 | 2015-03-23 10:54:24 +0000 | [diff] [blame] | 8811 | break; |
| 8812 | default: |
| 8813 | break; |
| 8814 | } |
Evgeniy Stepanov | ed943f6 | 2012-04-20 09:03:40 +0000 | [diff] [blame] | 8815 | |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 8816 | switch (arm::getARMFloatABI(getToolChain(), Args)) { |
Saleem Abdulrasool | eee54b4 | 2015-09-18 05:32:23 +0000 | [diff] [blame] | 8817 | case arm::FloatABI::Invalid: llvm_unreachable("must have an ABI!"); |
| 8818 | case arm::FloatABI::Soft: |
| 8819 | CmdArgs.push_back(Args.MakeArgString("-mfloat-abi=soft")); |
| 8820 | break; |
| 8821 | case arm::FloatABI::SoftFP: |
| 8822 | CmdArgs.push_back(Args.MakeArgString("-mfloat-abi=softfp")); |
| 8823 | break; |
| 8824 | case arm::FloatABI::Hard: |
| 8825 | CmdArgs.push_back(Args.MakeArgString("-mfloat-abi=hard")); |
| 8826 | break; |
| 8827 | } |
Evgeniy Stepanov | 582911a | 2012-04-24 09:05:31 +0000 | [diff] [blame] | 8828 | |
| 8829 | Args.AddLastArg(CmdArgs, options::OPT_march_EQ); |
Ana Pazos | dd6068d | 2013-12-06 22:43:17 +0000 | [diff] [blame] | 8830 | |
| 8831 | // FIXME: remove krait check when GNU tools support krait cpu |
Stephen Hines | e3f91e3 | 2016-03-04 20:57:22 +0000 | [diff] [blame] | 8832 | // for now replace it with -mcpu=cortex-a15 to avoid a lower |
Ana Pazos | dd6068d | 2013-12-06 22:43:17 +0000 | [diff] [blame] | 8833 | // march from being picked in the absence of a cpu flag. |
| 8834 | Arg *A; |
| 8835 | if ((A = Args.getLastArg(options::OPT_mcpu_EQ)) && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8836 | StringRef(A->getValue()).lower() == "krait") |
Stephen Hines | e3f91e3 | 2016-03-04 20:57:22 +0000 | [diff] [blame] | 8837 | CmdArgs.push_back("-mcpu=cortex-a15"); |
Ana Pazos | dd6068d | 2013-12-06 22:43:17 +0000 | [diff] [blame] | 8838 | else |
| 8839 | Args.AddLastArg(CmdArgs, options::OPT_mcpu_EQ); |
Evgeniy Stepanov | 582911a | 2012-04-24 09:05:31 +0000 | [diff] [blame] | 8840 | Args.AddLastArg(CmdArgs, options::OPT_mfpu_EQ); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8841 | break; |
| 8842 | } |
| 8843 | case llvm::Triple::mips: |
| 8844 | case llvm::Triple::mipsel: |
| 8845 | case llvm::Triple::mips64: |
| 8846 | case llvm::Triple::mips64el: { |
Simon Atanasyan | 571d7bd | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 8847 | StringRef CPUName; |
| 8848 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 8849 | mips::getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 8850 | ABIName = getGnuCompatibleMipsABIName(ABIName); |
Akira Hatanaka | 5e9dde3 | 2011-11-30 19:31:38 +0000 | [diff] [blame] | 8851 | |
Simon Atanasyan | 571d7bd | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 8852 | CmdArgs.push_back("-march"); |
| 8853 | CmdArgs.push_back(CPUName.data()); |
| 8854 | |
Simon Atanasyan | 571d7bd | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 8855 | CmdArgs.push_back("-mabi"); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 8856 | CmdArgs.push_back(ABIName.data()); |
| 8857 | |
Daniel Sanders | 54d8ee6 | 2014-07-23 12:06:13 +0000 | [diff] [blame] | 8858 | // -mno-shared should be emitted unless -fpic, -fpie, -fPIC, -fPIE, |
| 8859 | // or -mshared (not implemented) is in effect. |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 8860 | if (RelocationModel == llvm::Reloc::Static) |
Daniel Sanders | 54d8ee6 | 2014-07-23 12:06:13 +0000 | [diff] [blame] | 8861 | CmdArgs.push_back("-mno-shared"); |
| 8862 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 8863 | // LLVM doesn't support -mplt yet and acts as if it is always given. |
| 8864 | // However, -mplt has no effect with the N64 ABI. |
| 8865 | CmdArgs.push_back(ABIName == "64" ? "-KPIC" : "-call_nonpic"); |
Simon Atanasyan | 2390aa1 | 2012-04-06 19:15:24 +0000 | [diff] [blame] | 8866 | |
| 8867 | if (getToolChain().getArch() == llvm::Triple::mips || |
| 8868 | getToolChain().getArch() == llvm::Triple::mips64) |
| 8869 | CmdArgs.push_back("-EB"); |
| 8870 | else |
| 8871 | CmdArgs.push_back("-EL"); |
Simon Atanasyan | 217dc2d | 2012-05-29 19:07:33 +0000 | [diff] [blame] | 8872 | |
Simon Atanasyan | 22127ce | 2013-09-24 09:09:16 +0000 | [diff] [blame] | 8873 | if (Arg *A = Args.getLastArg(options::OPT_mnan_EQ)) { |
| 8874 | if (StringRef(A->getValue()) == "2008") |
| 8875 | CmdArgs.push_back(Args.MakeArgString("-mnan=2008")); |
| 8876 | } |
| 8877 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 8878 | // Add the last -mfp32/-mfpxx/-mfp64 or -mfpxx if it is enabled by default. |
| 8879 | if (Arg *A = Args.getLastArg(options::OPT_mfp32, options::OPT_mfpxx, |
| 8880 | options::OPT_mfp64)) { |
| 8881 | A->claim(); |
| 8882 | A->render(Args, CmdArgs); |
Saleem Abdulrasool | d5556e3 | 2015-09-19 04:33:38 +0000 | [diff] [blame] | 8883 | } else if (mips::shouldUseFPXX( |
| 8884 | Args, getToolChain().getTriple(), CPUName, ABIName, |
| 8885 | getMipsFloatABI(getToolChain().getDriver(), Args))) |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 8886 | CmdArgs.push_back("-mfpxx"); |
| 8887 | |
| 8888 | // Pass on -mmips16 or -mno-mips16. However, the assembler equivalent of |
| 8889 | // -mno-mips16 is actually -no-mips16. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8890 | if (Arg *A = |
| 8891 | Args.getLastArg(options::OPT_mips16, options::OPT_mno_mips16)) { |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 8892 | if (A->getOption().matches(options::OPT_mips16)) { |
| 8893 | A->claim(); |
| 8894 | A->render(Args, CmdArgs); |
| 8895 | } else { |
| 8896 | A->claim(); |
| 8897 | CmdArgs.push_back("-no-mips16"); |
| 8898 | } |
| 8899 | } |
| 8900 | |
Simon Atanasyan | 036d16d | 2013-04-30 07:47:13 +0000 | [diff] [blame] | 8901 | Args.AddLastArg(CmdArgs, options::OPT_mmicromips, |
| 8902 | options::OPT_mno_micromips); |
| 8903 | Args.AddLastArg(CmdArgs, options::OPT_mdsp, options::OPT_mno_dsp); |
| 8904 | Args.AddLastArg(CmdArgs, options::OPT_mdspr2, options::OPT_mno_dspr2); |
| 8905 | |
Simon Atanasyan | bd98663 | 2013-11-26 11:58:04 +0000 | [diff] [blame] | 8906 | if (Arg *A = Args.getLastArg(options::OPT_mmsa, options::OPT_mno_msa)) { |
| 8907 | // Do not use AddLastArg because not all versions of MIPS assembler |
| 8908 | // support -mmsa / -mno-msa options. |
| 8909 | if (A->getOption().matches(options::OPT_mmsa)) |
| 8910 | CmdArgs.push_back(Args.MakeArgString("-mmsa")); |
| 8911 | } |
| 8912 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 8913 | Args.AddLastArg(CmdArgs, options::OPT_mhard_float, |
| 8914 | options::OPT_msoft_float); |
| 8915 | |
Toma Tabacu | b36d610 | 2015-06-11 12:13:18 +0000 | [diff] [blame] | 8916 | Args.AddLastArg(CmdArgs, options::OPT_mdouble_float, |
| 8917 | options::OPT_msingle_float); |
| 8918 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 8919 | Args.AddLastArg(CmdArgs, options::OPT_modd_spreg, |
| 8920 | options::OPT_mno_odd_spreg); |
| 8921 | |
Joerg Sonnenberger | 5c1ac90 | 2015-11-10 00:40:29 +0000 | [diff] [blame] | 8922 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8923 | break; |
| 8924 | } |
| 8925 | case llvm::Triple::systemz: { |
Jakob Stoklund Olesen | 8d7f506 | 2014-01-12 04:53:36 +0000 | [diff] [blame] | 8926 | // Always pass an -march option, since our default of z10 is later |
| 8927 | // than the GNU assembler's default. |
| 8928 | StringRef CPUName = getSystemZTargetCPU(Args); |
| 8929 | CmdArgs.push_back(Args.MakeArgString("-march=" + CPUName)); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 8930 | break; |
| 8931 | } |
Jakob Stoklund Olesen | 8d7f506 | 2014-01-12 04:53:36 +0000 | [diff] [blame] | 8932 | } |
| 8933 | |
Renato Golin | a74bbc7 | 2015-07-22 15:32:36 +0000 | [diff] [blame] | 8934 | Args.AddAllArgs(CmdArgs, options::OPT_I); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8935 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8936 | |
| 8937 | CmdArgs.push_back("-o"); |
| 8938 | CmdArgs.push_back(Output.getFilename()); |
| 8939 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8940 | for (const auto &II : Inputs) |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8941 | CmdArgs.push_back(II.getFilename()); |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8942 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8943 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8944 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eric Christopher | 30aa6b6 | 2013-06-05 23:58:15 +0000 | [diff] [blame] | 8945 | |
| 8946 | // Handle the debug info splitting at object creation time if we're |
| 8947 | // creating an object. |
| 8948 | // TODO: Currently only works on linux with newer objcopy. |
| 8949 | if (Args.hasArg(options::OPT_gsplit_dwarf) && |
Cameron Esfahani | 556d91e | 2013-09-14 01:09:11 +0000 | [diff] [blame] | 8950 | getToolChain().getTriple().isOSLinux()) |
Eric Christopher | 30aa6b6 | 2013-06-05 23:58:15 +0000 | [diff] [blame] | 8951 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 8952 | SplitDebugName(Args, Inputs[0])); |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8953 | } |
| 8954 | |
Benjamin Kramer | 9299637dc | 2014-03-04 19:31:42 +0000 | [diff] [blame] | 8955 | static void AddLibgcc(const llvm::Triple &Triple, const Driver &D, |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8956 | ArgStringList &CmdArgs, const ArgList &Args) { |
Evgeniy Stepanov | 14deb7b | 2015-10-08 21:21:44 +0000 | [diff] [blame] | 8957 | bool isAndroid = Triple.isAndroid(); |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 8958 | bool isCygMing = Triple.isOSCygMing(); |
Chandler Carruth | 58d6eb6 | 2013-03-04 02:07:55 +0000 | [diff] [blame] | 8959 | bool StaticLibgcc = Args.hasArg(options::OPT_static_libgcc) || |
| 8960 | Args.hasArg(options::OPT_static); |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8961 | if (!D.CCCIsCXX()) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8962 | CmdArgs.push_back("-lgcc"); |
| 8963 | |
Logan Chien | 3d3373c | 2012-11-19 12:04:11 +0000 | [diff] [blame] | 8964 | if (StaticLibgcc || isAndroid) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8965 | if (D.CCCIsCXX()) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8966 | CmdArgs.push_back("-lgcc"); |
| 8967 | } else { |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 8968 | if (!D.CCCIsCXX() && !isCygMing) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8969 | CmdArgs.push_back("--as-needed"); |
| 8970 | CmdArgs.push_back("-lgcc_s"); |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 8971 | if (!D.CCCIsCXX() && !isCygMing) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8972 | CmdArgs.push_back("--no-as-needed"); |
| 8973 | } |
| 8974 | |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8975 | if (StaticLibgcc && !isAndroid) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8976 | CmdArgs.push_back("-lgcc_eh"); |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8977 | else if (!Args.hasArg(options::OPT_shared) && D.CCCIsCXX()) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8978 | CmdArgs.push_back("-lgcc"); |
Logan Chien | 3d3373c | 2012-11-19 12:04:11 +0000 | [diff] [blame] | 8979 | |
| 8980 | // According to Android ABI, we have to link with libdl if we are |
| 8981 | // linking with non-static libgcc. |
| 8982 | // |
| 8983 | // NOTE: This fixes a link error on Android MIPS as well. The non-static |
| 8984 | // libgcc for MIPS relies on _Unwind_Find_FDE and dl_iterate_phdr from libdl. |
| 8985 | if (isAndroid && !StaticLibgcc) |
| 8986 | CmdArgs.push_back("-ldl"); |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8987 | } |
| 8988 | |
Simon Atanasyan | 2c590ff | 2014-08-04 12:57:52 +0000 | [diff] [blame] | 8989 | static std::string getLinuxDynamicLinker(const ArgList &Args, |
| 8990 | const toolchains::Linux &ToolChain) { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8991 | const llvm::Triple::ArchType Arch = ToolChain.getArch(); |
Vasileios Kalintiris | fc11865 | 2016-05-13 12:34:14 +0000 | [diff] [blame] | 8992 | const llvm::Triple &Triple = ToolChain.getTriple(); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8993 | |
Vasileios Kalintiris | fc11865 | 2016-05-13 12:34:14 +0000 | [diff] [blame] | 8994 | if (Triple.isAndroid()) { |
| 8995 | if (Triple.isArch64Bit()) |
Alexey Bataev | cf7ae30 | 2014-01-23 09:08:32 +0000 | [diff] [blame] | 8996 | return "/system/bin/linker64"; |
| 8997 | else |
| 8998 | return "/system/bin/linker"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8999 | } else if (Arch == llvm::Triple::x86 || Arch == llvm::Triple::sparc || |
| 9000 | Arch == llvm::Triple::sparcel) |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 9001 | return "/lib/ld-linux.so.2"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9002 | else if (Arch == llvm::Triple::aarch64) |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 9003 | return "/lib/ld-linux-aarch64.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9004 | else if (Arch == llvm::Triple::aarch64_be) |
Christian Pirker | a74c791 | 2014-03-14 12:15:45 +0000 | [diff] [blame] | 9005 | return "/lib/ld-linux-aarch64_be.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9006 | else if (Arch == llvm::Triple::arm || Arch == llvm::Triple::thumb) { |
Vasileios Kalintiris | fc11865 | 2016-05-13 12:34:14 +0000 | [diff] [blame] | 9007 | if (Triple.getEnvironment() == llvm::Triple::GNUEABIHF || |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 9008 | arm::getARMFloatABI(ToolChain, Args) == arm::FloatABI::Hard) |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 9009 | return "/lib/ld-linux-armhf.so.3"; |
| 9010 | else |
| 9011 | return "/lib/ld-linux.so.3"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9012 | } else if (Arch == llvm::Triple::armeb || Arch == llvm::Triple::thumbeb) { |
| 9013 | // TODO: check which dynamic linker name. |
Vasileios Kalintiris | fc11865 | 2016-05-13 12:34:14 +0000 | [diff] [blame] | 9014 | if (Triple.getEnvironment() == llvm::Triple::GNUEABIHF || |
Saleem Abdulrasool | 06f6f99 | 2015-09-19 20:40:16 +0000 | [diff] [blame] | 9015 | arm::getARMFloatABI(ToolChain, Args) == arm::FloatABI::Hard) |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9016 | return "/lib/ld-linux-armhf.so.3"; |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 9017 | else |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9018 | return "/lib/ld-linux.so.3"; |
| 9019 | } else if (Arch == llvm::Triple::mips || Arch == llvm::Triple::mipsel || |
| 9020 | Arch == llvm::Triple::mips64 || Arch == llvm::Triple::mips64el) { |
Vasileios Kalintiris | fc11865 | 2016-05-13 12:34:14 +0000 | [diff] [blame] | 9021 | std::string LibDir = "/lib" + mips::getMipsABILibSuffix(Args, Triple); |
Vasileios Kalintiris | 71b0dfe | 2015-10-30 11:28:39 +0000 | [diff] [blame] | 9022 | StringRef LibName; |
Vasileios Kalintiris | fc11865 | 2016-05-13 12:34:14 +0000 | [diff] [blame] | 9023 | bool IsNaN2008 = mips::isNaN2008(Args, Triple); |
Simon Atanasyan | d95c67d | 2014-08-13 14:34:14 +0000 | [diff] [blame] | 9024 | if (mips::isUCLibc(Args)) |
| 9025 | LibName = IsNaN2008 ? "ld-uClibc-mipsn8.so.0" : "ld-uClibc.so.0"; |
Vasileios Kalintiris | fc11865 | 2016-05-13 12:34:14 +0000 | [diff] [blame] | 9026 | else if (!Triple.hasEnvironment() && |
| 9027 | Triple.getVendor() == llvm::Triple::VendorType::MipsTechnologies) { |
| 9028 | bool LE = (Triple.getArch() == llvm::Triple::mipsel) || |
| 9029 | (Triple.getArch() == llvm::Triple::mips64el); |
Vasileios Kalintiris | c744e12 | 2015-11-12 15:26:54 +0000 | [diff] [blame] | 9030 | LibName = LE ? "ld-musl-mipsel.so.1" : "ld-musl-mips.so.1"; |
| 9031 | } else |
Simon Atanasyan | d95c67d | 2014-08-13 14:34:14 +0000 | [diff] [blame] | 9032 | LibName = IsNaN2008 ? "ld-linux-mipsn8.so.1" : "ld.so.1"; |
Simon Atanasyan | 2c590ff | 2014-08-04 12:57:52 +0000 | [diff] [blame] | 9033 | |
| 9034 | return (LibDir + "/" + LibName).str(); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9035 | } else if (Arch == llvm::Triple::ppc) |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 9036 | return "/lib/ld.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9037 | else if (Arch == llvm::Triple::ppc64) { |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 9038 | if (ppc::hasPPCAbiArg(Args, "elfv2")) |
| 9039 | return "/lib64/ld64.so.2"; |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 9040 | return "/lib64/ld64.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9041 | } else if (Arch == llvm::Triple::ppc64le) { |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 9042 | if (ppc::hasPPCAbiArg(Args, "elfv1")) |
| 9043 | return "/lib64/ld64.so.1"; |
Ulrich Weigand | 68e902c | 2014-06-20 14:19:02 +0000 | [diff] [blame] | 9044 | return "/lib64/ld64.so.2"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9045 | } else if (Arch == llvm::Triple::systemz) |
Sylvestre Ledru | c0babf2 | 2015-08-28 12:26:09 +0000 | [diff] [blame] | 9046 | return "/lib/ld64.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9047 | else if (Arch == llvm::Triple::sparcv9) |
Jakob Stoklund Olesen | 73cb84c | 2014-01-10 08:18:34 +0000 | [diff] [blame] | 9048 | return "/lib64/ld-linux.so.2"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9049 | else if (Arch == llvm::Triple::x86_64 && |
Vasileios Kalintiris | fc11865 | 2016-05-13 12:34:14 +0000 | [diff] [blame] | 9050 | Triple.getEnvironment() == llvm::Triple::GNUX32) |
Zinovy Nis | 1db9573 | 2014-07-10 15:27:19 +0000 | [diff] [blame] | 9051 | return "/libx32/ld-linux-x32.so.2"; |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 9052 | else |
| 9053 | return "/lib64/ld-linux-x86-64.so.2"; |
| 9054 | } |
| 9055 | |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 9056 | static void AddRunTimeLibs(const ToolChain &TC, const Driver &D, |
Saleem Abdulrasool | 2e46ebe | 2014-12-30 22:52:06 +0000 | [diff] [blame] | 9057 | ArgStringList &CmdArgs, const ArgList &Args) { |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 9058 | // Make use of compiler-rt if --rtlib option is used |
| 9059 | ToolChain::RuntimeLibType RLT = TC.GetRuntimeLibType(Args); |
| 9060 | |
Saleem Abdulrasool | 8d7ade7 | 2014-12-30 02:10:36 +0000 | [diff] [blame] | 9061 | switch (RLT) { |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 9062 | case ToolChain::RLT_CompilerRT: |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9063 | switch (TC.getTriple().getOS()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9064 | default: |
| 9065 | llvm_unreachable("unsupported OS"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9066 | case llvm::Triple::Win32: |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9067 | case llvm::Triple::Linux: |
Saleem Abdulrasool | 8d7ade7 | 2014-12-30 02:10:36 +0000 | [diff] [blame] | 9068 | addClangRT(TC, Args, CmdArgs); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9069 | break; |
| 9070 | } |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 9071 | break; |
| 9072 | case ToolChain::RLT_Libgcc: |
Andrey Turetskiy | a486857 | 2016-03-14 11:19:43 +0000 | [diff] [blame] | 9073 | // Make sure libgcc is not used under MSVC environment by default |
| 9074 | if (TC.getTriple().isKnownWindowsMSVCEnvironment()) { |
| 9075 | // Issue error diagnostic if libgcc is explicitly specified |
| 9076 | // through command line as --rtlib option argument. |
| 9077 | if (Args.hasArg(options::OPT_rtlib_EQ)) { |
| 9078 | TC.getDriver().Diag(diag::err_drv_unsupported_rtlib_for_platform) |
| 9079 | << Args.getLastArg(options::OPT_rtlib_EQ)->getValue() << "MSVC"; |
| 9080 | } |
| 9081 | } else |
| 9082 | AddLibgcc(TC.getTriple(), D, CmdArgs, Args); |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 9083 | break; |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 9084 | } |
| 9085 | } |
| 9086 | |
Rafael Espindola | 1e08577 | 2014-08-15 17:14:35 +0000 | [diff] [blame] | 9087 | static const char *getLDMOption(const llvm::Triple &T, const ArgList &Args) { |
| 9088 | switch (T.getArch()) { |
| 9089 | case llvm::Triple::x86: |
| 9090 | return "elf_i386"; |
| 9091 | case llvm::Triple::aarch64: |
| 9092 | return "aarch64linux"; |
| 9093 | case llvm::Triple::aarch64_be: |
| 9094 | return "aarch64_be_linux"; |
| 9095 | case llvm::Triple::arm: |
| 9096 | case llvm::Triple::thumb: |
| 9097 | return "armelf_linux_eabi"; |
| 9098 | case llvm::Triple::armeb: |
| 9099 | case llvm::Triple::thumbeb: |
| 9100 | return "armebelf_linux_eabi"; /* TODO: check which NAME. */ |
| 9101 | case llvm::Triple::ppc: |
| 9102 | return "elf32ppclinux"; |
| 9103 | case llvm::Triple::ppc64: |
| 9104 | return "elf64ppc"; |
| 9105 | case llvm::Triple::ppc64le: |
| 9106 | return "elf64lppc"; |
| 9107 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 9108 | case llvm::Triple::sparcel: |
Rafael Espindola | 1e08577 | 2014-08-15 17:14:35 +0000 | [diff] [blame] | 9109 | return "elf32_sparc"; |
| 9110 | case llvm::Triple::sparcv9: |
| 9111 | return "elf64_sparc"; |
| 9112 | case llvm::Triple::mips: |
| 9113 | return "elf32btsmip"; |
| 9114 | case llvm::Triple::mipsel: |
| 9115 | return "elf32ltsmip"; |
| 9116 | case llvm::Triple::mips64: |
| 9117 | if (mips::hasMipsAbiArg(Args, "n32")) |
| 9118 | return "elf32btsmipn32"; |
| 9119 | return "elf64btsmip"; |
| 9120 | case llvm::Triple::mips64el: |
| 9121 | if (mips::hasMipsAbiArg(Args, "n32")) |
| 9122 | return "elf32ltsmipn32"; |
| 9123 | return "elf64ltsmip"; |
| 9124 | case llvm::Triple::systemz: |
| 9125 | return "elf64_s390"; |
| 9126 | case llvm::Triple::x86_64: |
| 9127 | if (T.getEnvironment() == llvm::Triple::GNUX32) |
| 9128 | return "elf32_x86_64"; |
| 9129 | return "elf_x86_64"; |
| 9130 | default: |
| 9131 | llvm_unreachable("Unexpected arch"); |
| 9132 | } |
| 9133 | } |
| 9134 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9135 | void gnutools::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 9136 | const InputInfo &Output, |
| 9137 | const InputInfoList &Inputs, |
| 9138 | const ArgList &Args, |
| 9139 | const char *LinkingOutput) const { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9140 | const toolchains::Linux &ToolChain = |
| 9141 | static_cast<const toolchains::Linux &>(getToolChain()); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9142 | const Driver &D = ToolChain.getDriver(); |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 9143 | |
| 9144 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 9145 | llvm::Triple Triple = llvm::Triple(TripleStr); |
| 9146 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9147 | const llvm::Triple::ArchType Arch = ToolChain.getArch(); |
Evgeniy Stepanov | 14deb7b | 2015-10-08 21:21:44 +0000 | [diff] [blame] | 9148 | const bool isAndroid = ToolChain.getTriple().isAndroid(); |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 9149 | const bool IsPIE = |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9150 | !Args.hasArg(options::OPT_shared) && !Args.hasArg(options::OPT_static) && |
| 9151 | (Args.hasArg(options::OPT_pie) || ToolChain.isPIEDefault()); |
Vasileios Kalintiris | c744e12 | 2015-11-12 15:26:54 +0000 | [diff] [blame] | 9152 | const bool HasCRTBeginEndFiles = |
| 9153 | ToolChain.getTriple().hasEnvironment() || |
| 9154 | (ToolChain.getTriple().getVendor() != llvm::Triple::MipsTechnologies); |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9155 | |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9156 | ArgStringList CmdArgs; |
| 9157 | |
Rafael Espindola | d1002f6 | 2010-11-15 18:28:16 +0000 | [diff] [blame] | 9158 | // Silence warning for "clang -g foo.o -o foo" |
| 9159 | Args.ClaimAllArgs(options::OPT_g_Group); |
Rafael Espindola | d95a812 | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 9160 | // and "clang -emit-llvm foo.o -o foo" |
| 9161 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
David Chisnall | 5f99f48 | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 9162 | // and for "clang -w foo.o -o foo". Other warning options are already |
Rafael Espindola | f92614c | 2010-11-17 20:37:10 +0000 | [diff] [blame] | 9163 | // handled somewhere else. |
| 9164 | Args.ClaimAllArgs(options::OPT_w); |
Rafael Espindola | d1002f6 | 2010-11-15 18:28:16 +0000 | [diff] [blame] | 9165 | |
Peter Collingbourne | 39719a7 | 2015-11-20 20:49:39 +0000 | [diff] [blame] | 9166 | const char *Exec = Args.MakeArgString(ToolChain.GetLinkerPath()); |
| 9167 | if (llvm::sys::path::filename(Exec) == "lld") { |
Vasileios Kalintiris | c744e12 | 2015-11-12 15:26:54 +0000 | [diff] [blame] | 9168 | CmdArgs.push_back("-flavor"); |
Rafael Espindola | 156aac0 | 2015-11-16 09:12:12 +0000 | [diff] [blame] | 9169 | CmdArgs.push_back("old-gnu"); |
Vasileios Kalintiris | c744e12 | 2015-11-12 15:26:54 +0000 | [diff] [blame] | 9170 | CmdArgs.push_back("-target"); |
| 9171 | CmdArgs.push_back(Args.MakeArgString(getToolChain().getTripleString())); |
| 9172 | } |
| 9173 | |
Joerg Sonnenberger | 6165ab1 | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 9174 | if (!D.SysRoot.empty()) |
| 9175 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9176 | |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 9177 | if (IsPIE) |
Rafael Espindola | d47ac23 | 2010-11-17 22:26:15 +0000 | [diff] [blame] | 9178 | CmdArgs.push_back("-pie"); |
| 9179 | |
Rafael Espindola | 1c76c59 | 2010-11-07 22:57:16 +0000 | [diff] [blame] | 9180 | if (Args.hasArg(options::OPT_rdynamic)) |
| 9181 | CmdArgs.push_back("-export-dynamic"); |
| 9182 | |
Rafael Espindola | 34d77dc | 2010-11-11 19:34:42 +0000 | [diff] [blame] | 9183 | if (Args.hasArg(options::OPT_s)) |
| 9184 | CmdArgs.push_back("-s"); |
| 9185 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9186 | if (Arch == llvm::Triple::armeb || Arch == llvm::Triple::thumbeb) |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 9187 | arm::appendEBLinkFlags(Args, CmdArgs, Triple); |
Joerg Sonnenberger | 1689d3f | 2015-01-28 23:30:39 +0000 | [diff] [blame] | 9188 | |
NAKAMURA Takumi | 557fb62 | 2014-06-29 16:00:11 +0000 | [diff] [blame] | 9189 | for (const auto &Opt : ToolChain.ExtraOpts) |
| 9190 | CmdArgs.push_back(Opt.c_str()); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9191 | |
| 9192 | if (!Args.hasArg(options::OPT_static)) { |
| 9193 | CmdArgs.push_back("--eh-frame-hdr"); |
| 9194 | } |
| 9195 | |
| 9196 | CmdArgs.push_back("-m"); |
Rafael Espindola | 1e08577 | 2014-08-15 17:14:35 +0000 | [diff] [blame] | 9197 | CmdArgs.push_back(getLDMOption(ToolChain.getTriple(), Args)); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9198 | |
| 9199 | if (Args.hasArg(options::OPT_static)) { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9200 | if (Arch == llvm::Triple::arm || Arch == llvm::Triple::armeb || |
| 9201 | Arch == llvm::Triple::thumb || Arch == llvm::Triple::thumbeb) |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9202 | CmdArgs.push_back("-Bstatic"); |
| 9203 | else |
| 9204 | CmdArgs.push_back("-static"); |
| 9205 | } else if (Args.hasArg(options::OPT_shared)) { |
| 9206 | CmdArgs.push_back("-shared"); |
| 9207 | } |
| 9208 | |
Saleem Abdulrasool | f56c6d8 | 2016-02-07 06:03:38 +0000 | [diff] [blame] | 9209 | if (!Args.hasArg(options::OPT_static)) { |
| 9210 | if (Args.hasArg(options::OPT_rdynamic)) |
| 9211 | CmdArgs.push_back("-export-dynamic"); |
| 9212 | |
| 9213 | if (!Args.hasArg(options::OPT_shared)) { |
| 9214 | const std::string Loader = |
| 9215 | D.DyldPrefix + getLinuxDynamicLinker(Args, ToolChain); |
| 9216 | CmdArgs.push_back("-dynamic-linker"); |
| 9217 | CmdArgs.push_back(Args.MakeArgString(Loader)); |
| 9218 | } |
NAKAMURA Takumi | 557fb62 | 2014-06-29 16:00:11 +0000 | [diff] [blame] | 9219 | } |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9220 | |
| 9221 | CmdArgs.push_back("-o"); |
| 9222 | CmdArgs.push_back(Output.getFilename()); |
| 9223 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9224 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9225 | if (!isAndroid) { |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 9226 | const char *crt1 = nullptr; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9227 | if (!Args.hasArg(options::OPT_shared)) { |
Eric Christopher | ac02174 | 2013-06-07 23:25:01 +0000 | [diff] [blame] | 9228 | if (Args.hasArg(options::OPT_pg)) |
| 9229 | crt1 = "gcrt1.o"; |
| 9230 | else if (IsPIE) |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9231 | crt1 = "Scrt1.o"; |
| 9232 | else |
| 9233 | crt1 = "crt1.o"; |
| 9234 | } |
| 9235 | if (crt1) |
| 9236 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1))); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9237 | |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9238 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 9239 | } |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9240 | |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 9241 | const char *crtbegin; |
| 9242 | if (Args.hasArg(options::OPT_static)) |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9243 | crtbegin = isAndroid ? "crtbegin_static.o" : "crtbeginT.o"; |
Evgeniy Stepanov | c9cde48 | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 9244 | else if (Args.hasArg(options::OPT_shared)) |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9245 | crtbegin = isAndroid ? "crtbegin_so.o" : "crtbeginS.o"; |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 9246 | else if (IsPIE) |
Evgeniy Stepanov | c9cde48 | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 9247 | crtbegin = isAndroid ? "crtbegin_dynamic.o" : "crtbeginS.o"; |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 9248 | else |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9249 | crtbegin = isAndroid ? "crtbegin_dynamic.o" : "crtbegin.o"; |
Vasileios Kalintiris | c744e12 | 2015-11-12 15:26:54 +0000 | [diff] [blame] | 9250 | |
| 9251 | if (HasCRTBeginEndFiles) |
| 9252 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
Benjamin Kramer | 058666a | 2012-10-04 19:42:20 +0000 | [diff] [blame] | 9253 | |
| 9254 | // Add crtfastmath.o if available and fast math is enabled. |
| 9255 | ToolChain.AddFastMathRuntimeIfAvailable(Args, CmdArgs); |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 9256 | } |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9257 | |
| 9258 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Reid Kleckner | 6907144 | 2014-06-26 01:08:54 +0000 | [diff] [blame] | 9259 | Args.AddAllArgs(CmdArgs, options::OPT_u); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9260 | |
Douglas Katzman | 6059ef9 | 2015-11-17 17:41:23 +0000 | [diff] [blame] | 9261 | ToolChain.AddFilePathLibArgs(Args, CmdArgs); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9262 | |
Teresa Johnson | 945bc50 | 2015-10-15 20:35:53 +0000 | [diff] [blame] | 9263 | if (D.isUsingLTO()) |
| 9264 | AddGoldPlugin(ToolChain, Args, CmdArgs, D.getLTOMode() == LTOK_Thin); |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 9265 | |
Nick Lewycky | 2fe6aab | 2012-08-17 03:39:16 +0000 | [diff] [blame] | 9266 | if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 9267 | CmdArgs.push_back("--no-demangle"); |
| 9268 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 9269 | bool NeedsSanitizerDeps = addSanitizerRuntimes(ToolChain, Args, CmdArgs); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9270 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
Chandler Carruth | e4458b3 | 2013-06-24 09:38:45 +0000 | [diff] [blame] | 9271 | // The profile runtime also needs access to system libraries. |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 9272 | getToolChain().addProfileRTLibs(Args, CmdArgs); |
Chandler Carruth | e4458b3 | 2013-06-24 09:38:45 +0000 | [diff] [blame] | 9273 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9274 | if (D.CCCIsCXX() && |
| 9275 | !Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Rafael Espindola | 70b8d76 | 2011-10-17 22:14:51 +0000 | [diff] [blame] | 9276 | bool OnlyLibstdcxxStatic = Args.hasArg(options::OPT_static_libstdcxx) && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9277 | !Args.hasArg(options::OPT_static); |
Rafael Espindola | 70b8d76 | 2011-10-17 22:14:51 +0000 | [diff] [blame] | 9278 | if (OnlyLibstdcxxStatic) |
| 9279 | CmdArgs.push_back("-Bstatic"); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9280 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
Rafael Espindola | 70b8d76 | 2011-10-17 22:14:51 +0000 | [diff] [blame] | 9281 | if (OnlyLibstdcxxStatic) |
| 9282 | CmdArgs.push_back("-Bdynamic"); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9283 | CmdArgs.push_back("-lm"); |
| 9284 | } |
Chandler Carruth | 7e7dd47 | 2015-03-07 10:01:29 +0000 | [diff] [blame] | 9285 | // Silence warnings when linking C code with a C++ '-stdlib' argument. |
| 9286 | Args.ClaimAllArgs(options::OPT_stdlib_EQ); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9287 | |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 9288 | if (!Args.hasArg(options::OPT_nostdlib)) { |
Chandler Carruth | 94a3201 | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 9289 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 9290 | if (Args.hasArg(options::OPT_static)) |
| 9291 | CmdArgs.push_back("--start-group"); |
Nick Lewycky | 97864da | 2011-06-04 06:27:06 +0000 | [diff] [blame] | 9292 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 9293 | if (NeedsSanitizerDeps) |
| 9294 | linkSanitizerRuntimeDeps(ToolChain, CmdArgs); |
| 9295 | |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 9296 | bool WantPthread = Args.hasArg(options::OPT_pthread) || |
| 9297 | Args.hasArg(options::OPT_pthreads); |
| 9298 | |
| 9299 | if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ, |
| 9300 | options::OPT_fno_openmp, false)) { |
| 9301 | // OpenMP runtimes implies pthreads when using the GNU toolchain. |
| 9302 | // FIXME: Does this really make sense for all GNU toolchains? |
| 9303 | WantPthread = true; |
| 9304 | |
| 9305 | // Also link the particular OpenMP runtimes. |
| 9306 | switch (getOpenMPRuntime(ToolChain, Args)) { |
| 9307 | case OMPRT_OMP: |
| 9308 | CmdArgs.push_back("-lomp"); |
| 9309 | break; |
| 9310 | case OMPRT_GOMP: |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 9311 | CmdArgs.push_back("-lgomp"); |
| 9312 | |
| 9313 | // FIXME: Exclude this for platforms with libgomp that don't require |
| 9314 | // librt. Most modern Linux platforms require it, but some may not. |
| 9315 | CmdArgs.push_back("-lrt"); |
| 9316 | break; |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 9317 | case OMPRT_IOMP5: |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 9318 | CmdArgs.push_back("-liomp5"); |
| 9319 | break; |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 9320 | case OMPRT_Unknown: |
| 9321 | // Already diagnosed. |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 9322 | break; |
| 9323 | } |
Chandler Carruth | 0153800 | 2013-01-17 13:19:29 +0000 | [diff] [blame] | 9324 | } |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 9325 | |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 9326 | AddRunTimeLibs(ToolChain, D, CmdArgs, Args); |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 9327 | |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 9328 | if (WantPthread && !isAndroid) |
Chandler Carruth | 94a3201 | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 9329 | CmdArgs.push_back("-lpthread"); |
| 9330 | |
Rafael Espindola | b17bc53 | 2016-01-25 18:29:16 +0000 | [diff] [blame] | 9331 | if (Args.hasArg(options::OPT_fsplit_stack)) |
| 9332 | CmdArgs.push_back("--wrap=pthread_create"); |
| 9333 | |
Chandler Carruth | 94a3201 | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 9334 | CmdArgs.push_back("-lc"); |
| 9335 | |
| 9336 | if (Args.hasArg(options::OPT_static)) |
| 9337 | CmdArgs.push_back("--end-group"); |
| 9338 | else |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 9339 | AddRunTimeLibs(ToolChain, D, CmdArgs, Args); |
Chandler Carruth | 94a3201 | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 9340 | } |
Rafael Espindola | d47ac23 | 2010-11-17 22:26:15 +0000 | [diff] [blame] | 9341 | |
Rafael Espindola | 81937ec | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 9342 | if (!Args.hasArg(options::OPT_nostartfiles)) { |
| 9343 | const char *crtend; |
Evgeniy Stepanov | c9cde48 | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 9344 | if (Args.hasArg(options::OPT_shared)) |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9345 | crtend = isAndroid ? "crtend_so.o" : "crtendS.o"; |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 9346 | else if (IsPIE) |
Evgeniy Stepanov | c9cde48 | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 9347 | crtend = isAndroid ? "crtend_android.o" : "crtendS.o"; |
Rafael Espindola | 81937ec | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 9348 | else |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9349 | crtend = isAndroid ? "crtend_android.o" : "crtend.o"; |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 9350 | |
Vasileios Kalintiris | c744e12 | 2015-11-12 15:26:54 +0000 | [diff] [blame] | 9351 | if (HasCRTBeginEndFiles) |
| 9352 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtend))); |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 9353 | if (!isAndroid) |
| 9354 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
Rafael Espindola | 81937ec | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 9355 | } |
Sumanth Gundapaneni | b79fdff | 2015-12-02 19:12:41 +0000 | [diff] [blame] | 9356 | } |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 9357 | |
Peter Collingbourne | 39719a7 | 2015-11-20 20:49:39 +0000 | [diff] [blame] | 9358 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Saleem Abdulrasool | a4a474b | 2014-06-29 06:11:14 +0000 | [diff] [blame] | 9359 | } |
| 9360 | |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9361 | // NaCl ARM assembly (inline or standalone) can be written with a set of macros |
| 9362 | // for the various SFI requirements like register masking. The assembly tool |
| 9363 | // inserts the file containing the macros as an input into all the assembly |
| 9364 | // jobs. |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9365 | void nacltools::AssemblerARM::ConstructJob(Compilation &C, const JobAction &JA, |
| 9366 | const InputInfo &Output, |
| 9367 | const InputInfoList &Inputs, |
| 9368 | const ArgList &Args, |
| 9369 | const char *LinkingOutput) const { |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 9370 | const toolchains::NaClToolChain &ToolChain = |
| 9371 | static_cast<const toolchains::NaClToolChain &>(getToolChain()); |
Justin Lebar | d98cea8 | 2016-01-11 23:15:21 +0000 | [diff] [blame] | 9372 | InputInfo NaClMacros(types::TY_PP_Asm, ToolChain.GetNaClArmMacrosPath(), |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9373 | "nacl-arm-macros.s"); |
| 9374 | InputInfoList NewInputs; |
| 9375 | NewInputs.push_back(NaClMacros); |
| 9376 | NewInputs.append(Inputs.begin(), Inputs.end()); |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9377 | gnutools::Assembler::ConstructJob(C, JA, Output, NewInputs, Args, |
| 9378 | LinkingOutput); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9379 | } |
| 9380 | |
Douglas Katzman | 750cfc5 | 2015-06-29 18:42:16 +0000 | [diff] [blame] | 9381 | // This is quite similar to gnutools::Linker::ConstructJob with changes that |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9382 | // we use static by default, do not yet support sanitizers or LTO, and a few |
| 9383 | // others. Eventually we can support more of that and hopefully migrate back |
Douglas Katzman | 750cfc5 | 2015-06-29 18:42:16 +0000 | [diff] [blame] | 9384 | // to gnutools::Linker. |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9385 | void nacltools::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 9386 | const InputInfo &Output, |
| 9387 | const InputInfoList &Inputs, |
| 9388 | const ArgList &Args, |
| 9389 | const char *LinkingOutput) const { |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9390 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 9391 | const toolchains::NaClToolChain &ToolChain = |
| 9392 | static_cast<const toolchains::NaClToolChain &>(getToolChain()); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9393 | const Driver &D = ToolChain.getDriver(); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9394 | const llvm::Triple::ArchType Arch = ToolChain.getArch(); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9395 | const bool IsStatic = |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9396 | !Args.hasArg(options::OPT_dynamic) && !Args.hasArg(options::OPT_shared); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9397 | |
| 9398 | ArgStringList CmdArgs; |
| 9399 | |
| 9400 | // Silence warning for "clang -g foo.o -o foo" |
| 9401 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 9402 | // and "clang -emit-llvm foo.o -o foo" |
| 9403 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 9404 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 9405 | // handled somewhere else. |
| 9406 | Args.ClaimAllArgs(options::OPT_w); |
| 9407 | |
| 9408 | if (!D.SysRoot.empty()) |
| 9409 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 9410 | |
| 9411 | if (Args.hasArg(options::OPT_rdynamic)) |
| 9412 | CmdArgs.push_back("-export-dynamic"); |
| 9413 | |
| 9414 | if (Args.hasArg(options::OPT_s)) |
| 9415 | CmdArgs.push_back("-s"); |
| 9416 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 9417 | // NaClToolChain doesn't have ExtraOpts like Linux; the only relevant flag |
| 9418 | // from there is --build-id, which we do want. |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9419 | CmdArgs.push_back("--build-id"); |
| 9420 | |
| 9421 | if (!IsStatic) |
| 9422 | CmdArgs.push_back("--eh-frame-hdr"); |
| 9423 | |
| 9424 | CmdArgs.push_back("-m"); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9425 | if (Arch == llvm::Triple::x86) |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9426 | CmdArgs.push_back("elf_i386_nacl"); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9427 | else if (Arch == llvm::Triple::arm) |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9428 | CmdArgs.push_back("armelf_nacl"); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9429 | else if (Arch == llvm::Triple::x86_64) |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9430 | CmdArgs.push_back("elf_x86_64_nacl"); |
Petar Jovanovic | 26a4a40 | 2015-07-08 13:07:31 +0000 | [diff] [blame] | 9431 | else if (Arch == llvm::Triple::mipsel) |
| 9432 | CmdArgs.push_back("mipselelf_nacl"); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9433 | else |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 9434 | D.Diag(diag::err_target_unsupported_arch) << ToolChain.getArchName() |
| 9435 | << "Native Client"; |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9436 | |
| 9437 | if (IsStatic) |
| 9438 | CmdArgs.push_back("-static"); |
| 9439 | else if (Args.hasArg(options::OPT_shared)) |
| 9440 | CmdArgs.push_back("-shared"); |
| 9441 | |
| 9442 | CmdArgs.push_back("-o"); |
| 9443 | CmdArgs.push_back(Output.getFilename()); |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9444 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9445 | if (!Args.hasArg(options::OPT_shared)) |
| 9446 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crt1.o"))); |
| 9447 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 9448 | |
| 9449 | const char *crtbegin; |
| 9450 | if (IsStatic) |
| 9451 | crtbegin = "crtbeginT.o"; |
| 9452 | else if (Args.hasArg(options::OPT_shared)) |
| 9453 | crtbegin = "crtbeginS.o"; |
| 9454 | else |
| 9455 | crtbegin = "crtbegin.o"; |
| 9456 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
| 9457 | } |
| 9458 | |
| 9459 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 9460 | Args.AddAllArgs(CmdArgs, options::OPT_u); |
| 9461 | |
Douglas Katzman | 6059ef9 | 2015-11-17 17:41:23 +0000 | [diff] [blame] | 9462 | ToolChain.AddFilePathLibArgs(Args, CmdArgs); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9463 | |
| 9464 | if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 9465 | CmdArgs.push_back("--no-demangle"); |
| 9466 | |
| 9467 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 9468 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9469 | if (D.CCCIsCXX() && |
| 9470 | !Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9471 | bool OnlyLibstdcxxStatic = |
| 9472 | Args.hasArg(options::OPT_static_libstdcxx) && !IsStatic; |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9473 | if (OnlyLibstdcxxStatic) |
| 9474 | CmdArgs.push_back("-Bstatic"); |
| 9475 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 9476 | if (OnlyLibstdcxxStatic) |
| 9477 | CmdArgs.push_back("-Bdynamic"); |
| 9478 | CmdArgs.push_back("-lm"); |
| 9479 | } |
| 9480 | |
| 9481 | if (!Args.hasArg(options::OPT_nostdlib)) { |
| 9482 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 9483 | // Always use groups, since it has no effect on dynamic libraries. |
| 9484 | CmdArgs.push_back("--start-group"); |
| 9485 | CmdArgs.push_back("-lc"); |
| 9486 | // NaCl's libc++ currently requires libpthread, so just always include it |
| 9487 | // in the group for C++. |
| 9488 | if (Args.hasArg(options::OPT_pthread) || |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9489 | Args.hasArg(options::OPT_pthreads) || D.CCCIsCXX()) { |
Petar Jovanovic | 26a4a40 | 2015-07-08 13:07:31 +0000 | [diff] [blame] | 9490 | // Gold, used by Mips, handles nested groups differently than ld, and |
| 9491 | // without '-lnacl' it prefers symbols from libpthread.a over libnacl.a, |
| 9492 | // which is not a desired behaviour here. |
| 9493 | // See https://sourceware.org/ml/binutils/2015-03/msg00034.html |
| 9494 | if (getToolChain().getArch() == llvm::Triple::mipsel) |
| 9495 | CmdArgs.push_back("-lnacl"); |
| 9496 | |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9497 | CmdArgs.push_back("-lpthread"); |
| 9498 | } |
| 9499 | |
| 9500 | CmdArgs.push_back("-lgcc"); |
| 9501 | CmdArgs.push_back("--as-needed"); |
| 9502 | if (IsStatic) |
| 9503 | CmdArgs.push_back("-lgcc_eh"); |
| 9504 | else |
| 9505 | CmdArgs.push_back("-lgcc_s"); |
| 9506 | CmdArgs.push_back("--no-as-needed"); |
Petar Jovanovic | 26a4a40 | 2015-07-08 13:07:31 +0000 | [diff] [blame] | 9507 | |
| 9508 | // Mips needs to create and use pnacl_legacy library that contains |
| 9509 | // definitions from bitcode/pnaclmm.c and definitions for |
| 9510 | // __nacl_tp_tls_offset() and __nacl_tp_tdb_offset(). |
| 9511 | if (getToolChain().getArch() == llvm::Triple::mipsel) |
| 9512 | CmdArgs.push_back("-lpnacl_legacy"); |
| 9513 | |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9514 | CmdArgs.push_back("--end-group"); |
| 9515 | } |
| 9516 | |
| 9517 | if (!Args.hasArg(options::OPT_nostartfiles)) { |
| 9518 | const char *crtend; |
| 9519 | if (Args.hasArg(options::OPT_shared)) |
| 9520 | crtend = "crtendS.o"; |
| 9521 | else |
| 9522 | crtend = "crtend.o"; |
| 9523 | |
| 9524 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtend))); |
| 9525 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
| 9526 | } |
| 9527 | } |
| 9528 | |
Peter Collingbourne | 39719a7 | 2015-11-20 20:49:39 +0000 | [diff] [blame] | 9529 | const char *Exec = Args.MakeArgString(ToolChain.GetLinkerPath()); |
| 9530 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 9531 | } |
| 9532 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9533 | void minix::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9534 | const InputInfo &Output, |
| 9535 | const InputInfoList &Inputs, |
| 9536 | const ArgList &Args, |
| 9537 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 9538 | claimNoWarnArgs(Args); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9539 | ArgStringList CmdArgs; |
| 9540 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9541 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9542 | |
| 9543 | CmdArgs.push_back("-o"); |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 9544 | CmdArgs.push_back(Output.getFilename()); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9545 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9546 | for (const auto &II : Inputs) |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 9547 | CmdArgs.push_back(II.getFilename()); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9548 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9549 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9550 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9551 | } |
| 9552 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9553 | void minix::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 9554 | const InputInfo &Output, |
| 9555 | const InputInfoList &Inputs, |
| 9556 | const ArgList &Args, |
| 9557 | const char *LinkingOutput) const { |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9558 | const Driver &D = getToolChain().getDriver(); |
| 9559 | ArgStringList CmdArgs; |
| 9560 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 9561 | if (Output.isFilename()) { |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9562 | CmdArgs.push_back("-o"); |
| 9563 | CmdArgs.push_back(Output.getFilename()); |
| 9564 | } else { |
| 9565 | assert(Output.isNothing() && "Invalid output."); |
| 9566 | } |
| 9567 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9568 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9569 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crt1.o"))); |
| 9570 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
| 9571 | CmdArgs.push_back( |
| 9572 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
| 9573 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o"))); |
Eli Friedman | 83de513 | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 9574 | } |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9575 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 9576 | Args.AddAllArgs(CmdArgs, |
| 9577 | {options::OPT_L, options::OPT_T_Group, options::OPT_e}); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9578 | |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 9579 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9580 | |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 9581 | getToolChain().addProfileRTLibs(Args, CmdArgs); |
Eli Friedman | 83de513 | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 9582 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9583 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 9584 | if (D.CCCIsCXX()) { |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 9585 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9586 | CmdArgs.push_back("-lm"); |
| 9587 | } |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9588 | } |
| 9589 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9590 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Eli Friedman | 83de513 | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 9591 | if (Args.hasArg(options::OPT_pthread)) |
| 9592 | CmdArgs.push_back("-lpthread"); |
| 9593 | CmdArgs.push_back("-lc"); |
| 9594 | CmdArgs.push_back("-lCompilerRT-Generic"); |
| 9595 | CmdArgs.push_back("-L/usr/pkg/compiler-rt/lib"); |
| 9596 | CmdArgs.push_back( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9597 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9598 | } |
| 9599 | |
Logan Chien | eb9162f | 2014-06-26 14:23:45 +0000 | [diff] [blame] | 9600 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9601 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 9602 | } |
| 9603 | |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9604 | /// DragonFly Tools |
| 9605 | |
| 9606 | // For now, DragonFly Assemble does just about the same as for |
| 9607 | // FreeBSD, but this may change soon. |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9608 | void dragonfly::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9609 | const InputInfo &Output, |
| 9610 | const InputInfoList &Inputs, |
| 9611 | const ArgList &Args, |
| 9612 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 9613 | claimNoWarnArgs(Args); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9614 | ArgStringList CmdArgs; |
| 9615 | |
| 9616 | // When building 32-bit code on DragonFly/pc64, we have to explicitly |
| 9617 | // instruct as in the base system to assemble 32-bit code. |
Rafael Espindola | 35ca7d9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 9618 | if (getToolChain().getArch() == llvm::Triple::x86) |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9619 | CmdArgs.push_back("--32"); |
| 9620 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9621 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9622 | |
| 9623 | CmdArgs.push_back("-o"); |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 9624 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9625 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9626 | for (const auto &II : Inputs) |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 9627 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9628 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9629 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9630 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9631 | } |
| 9632 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9633 | void dragonfly::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 9634 | const InputInfo &Output, |
| 9635 | const InputInfoList &Inputs, |
| 9636 | const ArgList &Args, |
| 9637 | const char *LinkingOutput) const { |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 9638 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9639 | ArgStringList CmdArgs; |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9640 | |
Joerg Sonnenberger | 6165ab1 | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 9641 | if (!D.SysRoot.empty()) |
| 9642 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 9643 | |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9644 | CmdArgs.push_back("--eh-frame-hdr"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9645 | if (Args.hasArg(options::OPT_static)) { |
| 9646 | CmdArgs.push_back("-Bstatic"); |
| 9647 | } else { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9648 | if (Args.hasArg(options::OPT_rdynamic)) |
| 9649 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9650 | if (Args.hasArg(options::OPT_shared)) |
| 9651 | CmdArgs.push_back("-Bshareable"); |
| 9652 | else { |
| 9653 | CmdArgs.push_back("-dynamic-linker"); |
| 9654 | CmdArgs.push_back("/usr/libexec/ld-elf.so.2"); |
| 9655 | } |
Dimitry Andric | f59a2b3 | 2015-12-27 10:01:44 +0000 | [diff] [blame] | 9656 | CmdArgs.push_back("--hash-style=gnu"); |
| 9657 | CmdArgs.push_back("--enable-new-dtags"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9658 | } |
| 9659 | |
| 9660 | // When building 32-bit code on DragonFly/pc64, we have to explicitly |
| 9661 | // instruct ld in the base system to link 32-bit code. |
Rafael Espindola | 35ca7d9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 9662 | if (getToolChain().getArch() == llvm::Triple::x86) { |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9663 | CmdArgs.push_back("-m"); |
| 9664 | CmdArgs.push_back("elf_i386"); |
| 9665 | } |
| 9666 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 9667 | if (Output.isFilename()) { |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9668 | CmdArgs.push_back("-o"); |
| 9669 | CmdArgs.push_back(Output.getFilename()); |
| 9670 | } else { |
| 9671 | assert(Output.isNothing() && "Invalid output."); |
| 9672 | } |
| 9673 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9674 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9675 | if (!Args.hasArg(options::OPT_shared)) { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9676 | if (Args.hasArg(options::OPT_pg)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9677 | CmdArgs.push_back( |
| 9678 | Args.MakeArgString(getToolChain().GetFilePath("gcrt1.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9679 | else { |
| 9680 | if (Args.hasArg(options::OPT_pie)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9681 | CmdArgs.push_back( |
| 9682 | Args.MakeArgString(getToolChain().GetFilePath("Scrt1.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9683 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9684 | CmdArgs.push_back( |
| 9685 | Args.MakeArgString(getToolChain().GetFilePath("crt1.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9686 | } |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9687 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9688 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9689 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9690 | CmdArgs.push_back( |
| 9691 | Args.MakeArgString(getToolChain().GetFilePath("crtbeginS.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9692 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9693 | CmdArgs.push_back( |
| 9694 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9695 | } |
| 9696 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 9697 | Args.AddAllArgs(CmdArgs, |
| 9698 | {options::OPT_L, options::OPT_T_Group, options::OPT_e}); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9699 | |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 9700 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9701 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9702 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Dimitry Andric | f59a2b3 | 2015-12-27 10:01:44 +0000 | [diff] [blame] | 9703 | CmdArgs.push_back("-L/usr/lib/gcc50"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9704 | |
| 9705 | if (!Args.hasArg(options::OPT_static)) { |
Dimitry Andric | f59a2b3 | 2015-12-27 10:01:44 +0000 | [diff] [blame] | 9706 | CmdArgs.push_back("-rpath"); |
| 9707 | CmdArgs.push_back("/usr/lib/gcc50"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9708 | } |
| 9709 | |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 9710 | if (D.CCCIsCXX()) { |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 9711 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Rafael Espindola | 38360b3 | 2010-07-20 12:59:03 +0000 | [diff] [blame] | 9712 | CmdArgs.push_back("-lm"); |
| 9713 | } |
| 9714 | |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9715 | if (Args.hasArg(options::OPT_pthread)) |
Mike Stump | 0a65b63 | 2009-10-31 20:11:46 +0000 | [diff] [blame] | 9716 | CmdArgs.push_back("-lpthread"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9717 | |
| 9718 | if (!Args.hasArg(options::OPT_nolibc)) { |
| 9719 | CmdArgs.push_back("-lc"); |
| 9720 | } |
| 9721 | |
Dimitry Andric | f59a2b3 | 2015-12-27 10:01:44 +0000 | [diff] [blame] | 9722 | if (Args.hasArg(options::OPT_static) || |
| 9723 | Args.hasArg(options::OPT_static_libgcc)) { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9724 | CmdArgs.push_back("-lgcc"); |
| 9725 | CmdArgs.push_back("-lgcc_eh"); |
Dimitry Andric | f59a2b3 | 2015-12-27 10:01:44 +0000 | [diff] [blame] | 9726 | } else { |
| 9727 | if (Args.hasArg(options::OPT_shared_libgcc)) { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9728 | CmdArgs.push_back("-lgcc_pic"); |
| 9729 | if (!Args.hasArg(options::OPT_shared)) |
| 9730 | CmdArgs.push_back("-lgcc"); |
Dimitry Andric | f59a2b3 | 2015-12-27 10:01:44 +0000 | [diff] [blame] | 9731 | } else { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9732 | CmdArgs.push_back("-lgcc"); |
| 9733 | CmdArgs.push_back("--as-needed"); |
| 9734 | CmdArgs.push_back("-lgcc_pic"); |
| 9735 | CmdArgs.push_back("--no-as-needed"); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9736 | } |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9737 | } |
| 9738 | } |
| 9739 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9740 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9741 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9742 | CmdArgs.push_back( |
| 9743 | Args.MakeArgString(getToolChain().GetFilePath("crtendS.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 9744 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9745 | CmdArgs.push_back( |
| 9746 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
| 9747 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o"))); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9748 | } |
| 9749 | |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 9750 | getToolChain().addProfileRTLibs(Args, CmdArgs); |
Nick Lewycky | 82fe5f4 | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 9751 | |
Logan Chien | eb9162f | 2014-06-26 14:23:45 +0000 | [diff] [blame] | 9752 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9753 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 9754 | } |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9755 | |
Zachary Turner | 0eaf8fc | 2014-10-22 20:40:28 +0000 | [diff] [blame] | 9756 | // Try to find Exe from a Visual Studio distribution. This first tries to find |
| 9757 | // an installed copy of Visual Studio and, failing that, looks in the PATH, |
| 9758 | // making sure that whatever executable that's found is not a same-named exe |
| 9759 | // from clang itself to prevent clang from falling back to itself. |
| 9760 | static std::string FindVisualStudioExecutable(const ToolChain &TC, |
| 9761 | const char *Exe, |
| 9762 | const char *ClangProgramPath) { |
| 9763 | const auto &MSVC = static_cast<const toolchains::MSVCToolChain &>(TC); |
| 9764 | std::string visualStudioBinDir; |
| 9765 | if (MSVC.getVisualStudioBinariesFolder(ClangProgramPath, |
| 9766 | visualStudioBinDir)) { |
| 9767 | SmallString<128> FilePath(visualStudioBinDir); |
| 9768 | llvm::sys::path::append(FilePath, Exe); |
| 9769 | if (llvm::sys::fs::can_execute(FilePath.c_str())) |
| 9770 | return FilePath.str(); |
| 9771 | } |
| 9772 | |
| 9773 | return Exe; |
| 9774 | } |
| 9775 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9776 | void visualstudio::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 9777 | const InputInfo &Output, |
| 9778 | const InputInfoList &Inputs, |
| 9779 | const ArgList &Args, |
| 9780 | const char *LinkingOutput) const { |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9781 | ArgStringList CmdArgs; |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 9782 | const ToolChain &TC = getToolChain(); |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9783 | |
Saleem Abdulrasool | 9a21546 | 2014-12-19 23:56:31 +0000 | [diff] [blame] | 9784 | assert((Output.isFilename() || Output.isNothing()) && "invalid output"); |
| 9785 | if (Output.isFilename()) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9786 | CmdArgs.push_back( |
| 9787 | Args.MakeArgString(std::string("-out:") + Output.getFilename())); |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9788 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 9789 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles) && |
| 9790 | !C.getDriver().IsCLMode()) |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9791 | CmdArgs.push_back("-defaultlib:libcmt"); |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9792 | |
Zachary Turner | 10d75b2 | 2014-10-22 20:40:43 +0000 | [diff] [blame] | 9793 | if (!llvm::sys::Process::GetEnv("LIB")) { |
| 9794 | // If the VC environment hasn't been configured (perhaps because the user |
| 9795 | // did not run vcvarsall), try to build a consistent link environment. If |
Nico Weber | e93bcd1 | 2015-03-11 00:05:26 +0000 | [diff] [blame] | 9796 | // the environment variable is set however, assume the user knows what |
| 9797 | // they're doing. |
Zachary Turner | 10d75b2 | 2014-10-22 20:40:43 +0000 | [diff] [blame] | 9798 | std::string VisualStudioDir; |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 9799 | const auto &MSVC = static_cast<const toolchains::MSVCToolChain &>(TC); |
Zachary Turner | 10d75b2 | 2014-10-22 20:40:43 +0000 | [diff] [blame] | 9800 | if (MSVC.getVisualStudioInstallDir(VisualStudioDir)) { |
| 9801 | SmallString<128> LibDir(VisualStudioDir); |
| 9802 | llvm::sys::path::append(LibDir, "VC", "lib"); |
| 9803 | switch (MSVC.getArch()) { |
| 9804 | case llvm::Triple::x86: |
| 9805 | // x86 just puts the libraries directly in lib |
| 9806 | break; |
| 9807 | case llvm::Triple::x86_64: |
| 9808 | llvm::sys::path::append(LibDir, "amd64"); |
| 9809 | break; |
| 9810 | case llvm::Triple::arm: |
| 9811 | llvm::sys::path::append(LibDir, "arm"); |
| 9812 | break; |
| 9813 | default: |
| 9814 | break; |
| 9815 | } |
| 9816 | CmdArgs.push_back( |
| 9817 | Args.MakeArgString(std::string("-libpath:") + LibDir.c_str())); |
Reid Kleckner | 7531f7d | 2015-09-11 00:09:39 +0000 | [diff] [blame] | 9818 | |
| 9819 | if (MSVC.useUniversalCRT(VisualStudioDir)) { |
| 9820 | std::string UniversalCRTLibPath; |
| 9821 | if (MSVC.getUniversalCRTLibraryPath(UniversalCRTLibPath)) |
| 9822 | CmdArgs.push_back(Args.MakeArgString(std::string("-libpath:") + |
| 9823 | UniversalCRTLibPath.c_str())); |
| 9824 | } |
Zachary Turner | 10d75b2 | 2014-10-22 20:40:43 +0000 | [diff] [blame] | 9825 | } |
| 9826 | |
| 9827 | std::string WindowsSdkLibPath; |
| 9828 | if (MSVC.getWindowsSDKLibraryPath(WindowsSdkLibPath)) |
| 9829 | CmdArgs.push_back(Args.MakeArgString(std::string("-libpath:") + |
| 9830 | WindowsSdkLibPath.c_str())); |
| 9831 | } |
| 9832 | |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9833 | CmdArgs.push_back("-nologo"); |
| 9834 | |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 9835 | if (Args.hasArg(options::OPT_g_Group, options::OPT__SLASH_Z7)) |
Hans Wennborg | bbb5f07 | 2014-04-25 16:24:19 +0000 | [diff] [blame] | 9836 | CmdArgs.push_back("-debug"); |
Hans Wennborg | bbb5f07 | 2014-04-25 16:24:19 +0000 | [diff] [blame] | 9837 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9838 | bool DLL = Args.hasArg(options::OPT__SLASH_LD, options::OPT__SLASH_LDd, |
Hans Wennborg | e4c47f2 | 2015-03-04 23:16:21 +0000 | [diff] [blame] | 9839 | options::OPT_shared); |
Hans Wennborg | f1a7425 | 2013-09-10 20:18:04 +0000 | [diff] [blame] | 9840 | if (DLL) { |
| 9841 | CmdArgs.push_back(Args.MakeArgString("-dll")); |
| 9842 | |
| 9843 | SmallString<128> ImplibName(Output.getFilename()); |
| 9844 | llvm::sys::path::replace_extension(ImplibName, "lib"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9845 | CmdArgs.push_back(Args.MakeArgString(std::string("-implib:") + ImplibName)); |
Hans Wennborg | f1a7425 | 2013-09-10 20:18:04 +0000 | [diff] [blame] | 9846 | } |
| 9847 | |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 9848 | if (TC.getSanitizerArgs().needsAsanRt()) { |
Hans Wennborg | 0517e75 | 2013-08-28 17:36:07 +0000 | [diff] [blame] | 9849 | CmdArgs.push_back(Args.MakeArgString("-debug")); |
Hans Wennborg | d024c1c | 2013-08-30 10:50:52 +0000 | [diff] [blame] | 9850 | CmdArgs.push_back(Args.MakeArgString("-incremental:no")); |
Timur Iskhodzhanov | 6903e10 | 2014-08-26 10:08:24 +0000 | [diff] [blame] | 9851 | if (Args.hasArg(options::OPT__SLASH_MD, options::OPT__SLASH_MDd)) { |
Saleem Abdulrasool | b48f1fe | 2015-10-29 03:36:42 +0000 | [diff] [blame] | 9852 | for (const auto &Lib : {"asan_dynamic", "asan_dynamic_runtime_thunk"}) |
| 9853 | CmdArgs.push_back(TC.getCompilerRTArgString(Args, Lib)); |
Timur Iskhodzhanov | 651725e | 2014-09-12 14:01:30 +0000 | [diff] [blame] | 9854 | // Make sure the dynamic runtime thunk is not optimized out at link time |
| 9855 | // to ensure proper SEH handling. |
| 9856 | CmdArgs.push_back(Args.MakeArgString("-include:___asan_seh_interceptor")); |
Timur Iskhodzhanov | 6903e10 | 2014-08-26 10:08:24 +0000 | [diff] [blame] | 9857 | } else if (DLL) { |
Xinliang David Li | 69306c0 | 2015-10-22 06:15:31 +0000 | [diff] [blame] | 9858 | CmdArgs.push_back(TC.getCompilerRTArgString(Args, "asan_dll_thunk")); |
Alexey Samsonov | 6424e02 | 2014-05-12 20:20:20 +0000 | [diff] [blame] | 9859 | } else { |
Saleem Abdulrasool | b48f1fe | 2015-10-29 03:36:42 +0000 | [diff] [blame] | 9860 | for (const auto &Lib : {"asan", "asan_cxx"}) |
| 9861 | CmdArgs.push_back(TC.getCompilerRTArgString(Args, Lib)); |
Alexey Samsonov | 6424e02 | 2014-05-12 20:20:20 +0000 | [diff] [blame] | 9862 | } |
Hans Wennborg | 65f1752 | 2013-08-27 18:10:21 +0000 | [diff] [blame] | 9863 | } |
| 9864 | |
Hans Wennborg | 2e27459 | 2013-08-13 23:38:57 +0000 | [diff] [blame] | 9865 | Args.AddAllArgValues(CmdArgs, options::OPT__SLASH_link); |
Michael J. Spencer | e2f4936 | 2012-06-18 16:56:04 +0000 | [diff] [blame] | 9866 | |
Alexey Bataev | c7e8435 | 2015-08-19 04:49:01 +0000 | [diff] [blame] | 9867 | if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ, |
| 9868 | options::OPT_fno_openmp, false)) { |
| 9869 | CmdArgs.push_back("-nodefaultlib:vcomp.lib"); |
| 9870 | CmdArgs.push_back("-nodefaultlib:vcompd.lib"); |
| 9871 | CmdArgs.push_back(Args.MakeArgString(std::string("-libpath:") + |
| 9872 | TC.getDriver().Dir + "/../lib")); |
| 9873 | switch (getOpenMPRuntime(getToolChain(), Args)) { |
| 9874 | case OMPRT_OMP: |
| 9875 | CmdArgs.push_back("-defaultlib:libomp.lib"); |
| 9876 | break; |
| 9877 | case OMPRT_IOMP5: |
| 9878 | CmdArgs.push_back("-defaultlib:libiomp5md.lib"); |
| 9879 | break; |
| 9880 | case OMPRT_GOMP: |
| 9881 | break; |
| 9882 | case OMPRT_Unknown: |
| 9883 | // Already diagnosed. |
| 9884 | break; |
| 9885 | } |
| 9886 | } |
| 9887 | |
Andrey Turetskiy | a486857 | 2016-03-14 11:19:43 +0000 | [diff] [blame] | 9888 | // Add compiler-rt lib in case if it was explicitly |
| 9889 | // specified as an argument for --rtlib option. |
| 9890 | if (!Args.hasArg(options::OPT_nostdlib)) { |
| 9891 | AddRunTimeLibs(TC, TC.getDriver(), CmdArgs, Args); |
| 9892 | } |
| 9893 | |
Reid Kleckner | 337188f | 2014-09-16 19:22:00 +0000 | [diff] [blame] | 9894 | // Add filenames, libraries, and other linker inputs. |
| 9895 | for (const auto &Input : Inputs) { |
| 9896 | if (Input.isFilename()) { |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9897 | CmdArgs.push_back(Input.getFilename()); |
Reid Kleckner | 337188f | 2014-09-16 19:22:00 +0000 | [diff] [blame] | 9898 | continue; |
| 9899 | } |
| 9900 | |
| 9901 | const Arg &A = Input.getInputArg(); |
| 9902 | |
| 9903 | // Render -l options differently for the MSVC linker. |
| 9904 | if (A.getOption().matches(options::OPT_l)) { |
| 9905 | StringRef Lib = A.getValue(); |
| 9906 | const char *LinkLibArg; |
| 9907 | if (Lib.endswith(".lib")) |
| 9908 | LinkLibArg = Args.MakeArgString(Lib); |
| 9909 | else |
| 9910 | LinkLibArg = Args.MakeArgString(Lib + ".lib"); |
| 9911 | CmdArgs.push_back(LinkLibArg); |
| 9912 | continue; |
| 9913 | } |
| 9914 | |
| 9915 | // Otherwise, this is some other kind of linker input option like -Wl, -z, |
| 9916 | // or -L. Render it, even if MSVC doesn't understand it. |
| 9917 | A.renderAsInput(Args, CmdArgs); |
| 9918 | } |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9919 | |
Nathan Slingerland | e8ddf9e | 2016-01-05 18:27:06 +0000 | [diff] [blame] | 9920 | TC.addProfileRTLibs(Args, CmdArgs); |
| 9921 | |
Zachary Turner | 719f58c | 2014-12-01 23:06:47 +0000 | [diff] [blame] | 9922 | // We need to special case some linker paths. In the case of lld, we need to |
| 9923 | // translate 'lld' into 'lld-link', and in the case of the regular msvc |
| 9924 | // linker, we need to use a special search algorithm. |
| 9925 | llvm::SmallString<128> linkPath; |
| 9926 | StringRef Linker = Args.getLastArgValue(options::OPT_fuse_ld_EQ, "link"); |
| 9927 | if (Linker.equals_lower("lld")) |
| 9928 | Linker = "lld-link"; |
| 9929 | |
| 9930 | if (Linker.equals_lower("link")) { |
| 9931 | // If we're using the MSVC linker, it's not sufficient to just use link |
| 9932 | // from the program PATH, because other environments like GnuWin32 install |
| 9933 | // their own link.exe which may come first. |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 9934 | linkPath = FindVisualStudioExecutable(TC, "link.exe", |
Zachary Turner | 719f58c | 2014-12-01 23:06:47 +0000 | [diff] [blame] | 9935 | C.getDriver().getClangProgramPath()); |
| 9936 | } else { |
| 9937 | linkPath = Linker; |
| 9938 | llvm::sys::path::replace_extension(linkPath, "exe"); |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 9939 | linkPath = TC.GetProgramPath(linkPath.c_str()); |
Zachary Turner | 719f58c | 2014-12-01 23:06:47 +0000 | [diff] [blame] | 9940 | } |
| 9941 | |
Zachary Turner | 0eaf8fc | 2014-10-22 20:40:28 +0000 | [diff] [blame] | 9942 | const char *Exec = Args.MakeArgString(linkPath); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9943 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9944 | } |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9945 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9946 | void visualstudio::Compiler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9947 | const InputInfo &Output, |
| 9948 | const InputInfoList &Inputs, |
| 9949 | const ArgList &Args, |
| 9950 | const char *LinkingOutput) const { |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9951 | C.addCommand(GetCommand(C, JA, Output, Inputs, Args, LinkingOutput)); |
| 9952 | } |
| 9953 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9954 | std::unique_ptr<Command> visualstudio::Compiler::GetCommand( |
David Blaikie | c11bf80 | 2014-09-04 16:04:28 +0000 | [diff] [blame] | 9955 | Compilation &C, const JobAction &JA, const InputInfo &Output, |
| 9956 | const InputInfoList &Inputs, const ArgList &Args, |
| 9957 | const char *LinkingOutput) const { |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9958 | ArgStringList CmdArgs; |
Hans Wennborg | 263c213 | 2013-09-24 17:36:21 +0000 | [diff] [blame] | 9959 | CmdArgs.push_back("/nologo"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9960 | CmdArgs.push_back("/c"); // Compile only. |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9961 | CmdArgs.push_back("/W0"); // No warnings. |
| 9962 | |
| 9963 | // The goal is to be able to invoke this tool correctly based on |
| 9964 | // any flag accepted by clang-cl. |
| 9965 | |
| 9966 | // These are spelled the same way in clang and cl.exe,. |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 9967 | Args.AddAllArgs(CmdArgs, {options::OPT_D, options::OPT_U, options::OPT_I}); |
Hans Wennborg | b6331dc | 2013-09-24 18:17:21 +0000 | [diff] [blame] | 9968 | |
| 9969 | // Optimization level. |
David Majnemer | 015ce0f | 2015-07-27 07:32:11 +0000 | [diff] [blame] | 9970 | if (Arg *A = Args.getLastArg(options::OPT_fbuiltin, options::OPT_fno_builtin)) |
| 9971 | CmdArgs.push_back(A->getOption().getID() == options::OPT_fbuiltin ? "/Oi" |
| 9972 | : "/Oi-"); |
Hans Wennborg | b6331dc | 2013-09-24 18:17:21 +0000 | [diff] [blame] | 9973 | if (Arg *A = Args.getLastArg(options::OPT_O, options::OPT_O0)) { |
| 9974 | if (A->getOption().getID() == options::OPT_O0) { |
| 9975 | CmdArgs.push_back("/Od"); |
| 9976 | } else { |
David Majnemer | 015ce0f | 2015-07-27 07:32:11 +0000 | [diff] [blame] | 9977 | CmdArgs.push_back("/Og"); |
| 9978 | |
Hans Wennborg | b6331dc | 2013-09-24 18:17:21 +0000 | [diff] [blame] | 9979 | StringRef OptLevel = A->getValue(); |
David Majnemer | 015ce0f | 2015-07-27 07:32:11 +0000 | [diff] [blame] | 9980 | if (OptLevel == "s" || OptLevel == "z") |
| 9981 | CmdArgs.push_back("/Os"); |
| 9982 | else |
| 9983 | CmdArgs.push_back("/Ot"); |
| 9984 | |
| 9985 | CmdArgs.push_back("/Ob2"); |
Hans Wennborg | b6331dc | 2013-09-24 18:17:21 +0000 | [diff] [blame] | 9986 | } |
| 9987 | } |
David Majnemer | 015ce0f | 2015-07-27 07:32:11 +0000 | [diff] [blame] | 9988 | if (Arg *A = Args.getLastArg(options::OPT_fomit_frame_pointer, |
| 9989 | options::OPT_fno_omit_frame_pointer)) |
| 9990 | CmdArgs.push_back(A->getOption().getID() == options::OPT_fomit_frame_pointer |
| 9991 | ? "/Oy" |
| 9992 | : "/Oy-"); |
| 9993 | if (!Args.hasArg(options::OPT_fwritable_strings)) |
| 9994 | CmdArgs.push_back("/GF"); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9995 | |
Nico Weber | 3f8dafb | 2015-03-12 19:37:10 +0000 | [diff] [blame] | 9996 | // Flags for which clang-cl has an alias. |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9997 | // FIXME: How can we ensure this stays in sync with relevant clang-cl options? |
| 9998 | |
David Majnemer | f607234 | 2014-07-01 22:24:56 +0000 | [diff] [blame] | 9999 | if (Args.hasFlag(options::OPT__SLASH_GR_, options::OPT__SLASH_GR, |
| 10000 | /*default=*/false)) |
| 10001 | CmdArgs.push_back("/GR-"); |
Hans Wennborg | 5149a3b | 2014-03-25 14:48:54 +0000 | [diff] [blame] | 10002 | if (Arg *A = Args.getLastArg(options::OPT_ffunction_sections, |
| 10003 | options::OPT_fno_function_sections)) |
| 10004 | CmdArgs.push_back(A->getOption().getID() == options::OPT_ffunction_sections |
| 10005 | ? "/Gy" |
| 10006 | : "/Gy-"); |
David Majnemer | dc7a47c | 2014-04-07 16:14:38 +0000 | [diff] [blame] | 10007 | if (Arg *A = Args.getLastArg(options::OPT_fdata_sections, |
| 10008 | options::OPT_fno_data_sections)) |
David Majnemer | 6c684a7 | 2014-04-07 16:19:27 +0000 | [diff] [blame] | 10009 | CmdArgs.push_back( |
| 10010 | A->getOption().getID() == options::OPT_fdata_sections ? "/Gw" : "/Gw-"); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 10011 | if (Args.hasArg(options::OPT_fsyntax_only)) |
| 10012 | CmdArgs.push_back("/Zs"); |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 10013 | if (Args.hasArg(options::OPT_g_Flag, options::OPT_gline_tables_only, |
| 10014 | options::OPT__SLASH_Z7)) |
Reid Kleckner | c688daf | 2014-02-19 22:05:59 +0000 | [diff] [blame] | 10015 | CmdArgs.push_back("/Z7"); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 10016 | |
Nico Weber | 3f8dafb | 2015-03-12 19:37:10 +0000 | [diff] [blame] | 10017 | std::vector<std::string> Includes = |
| 10018 | Args.getAllArgValues(options::OPT_include); |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 10019 | for (const auto &Include : Includes) |
| 10020 | CmdArgs.push_back(Args.MakeArgString(std::string("/FI") + Include)); |
Hans Wennborg | 260ff40 | 2013-09-27 17:54:18 +0000 | [diff] [blame] | 10021 | |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 10022 | // Flags that can simply be passed through. |
| 10023 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_LD); |
| 10024 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_LDd); |
David Majnemer | b880909 | 2016-02-20 09:23:44 +0000 | [diff] [blame] | 10025 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_GX); |
| 10026 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_GX_); |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 10027 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_EH); |
David Majnemer | bac941c | 2015-07-25 06:07:59 +0000 | [diff] [blame] | 10028 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_Zl); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 10029 | |
| 10030 | // The order of these flags is relevant, so pick the last one. |
| 10031 | if (Arg *A = Args.getLastArg(options::OPT__SLASH_MD, options::OPT__SLASH_MDd, |
| 10032 | options::OPT__SLASH_MT, options::OPT__SLASH_MTd)) |
| 10033 | A->render(Args, CmdArgs); |
| 10034 | |
Ehsan Akhgari | d851833 | 2016-01-25 21:14:52 +0000 | [diff] [blame] | 10035 | // Pass through all unknown arguments so that the fallback command can see |
| 10036 | // them too. |
| 10037 | Args.AddAllArgs(CmdArgs, options::OPT_UNKNOWN); |
| 10038 | |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 10039 | // Input filename. |
| 10040 | assert(Inputs.size() == 1); |
| 10041 | const InputInfo &II = Inputs[0]; |
| 10042 | assert(II.getType() == types::TY_C || II.getType() == types::TY_CXX); |
| 10043 | CmdArgs.push_back(II.getType() == types::TY_C ? "/Tc" : "/Tp"); |
| 10044 | if (II.isFilename()) |
| 10045 | CmdArgs.push_back(II.getFilename()); |
| 10046 | else |
| 10047 | II.getInputArg().renderAsInput(Args, CmdArgs); |
| 10048 | |
| 10049 | // Output filename. |
| 10050 | assert(Output.getType() == types::TY_Object); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 10051 | const char *Fo = |
| 10052 | Args.MakeArgString(std::string("/Fo") + Output.getFilename()); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 10053 | CmdArgs.push_back(Fo); |
| 10054 | |
Hans Wennborg | 188382e | 2013-09-20 18:16:35 +0000 | [diff] [blame] | 10055 | const Driver &D = getToolChain().getDriver(); |
Zachary Turner | 0eaf8fc | 2014-10-22 20:40:28 +0000 | [diff] [blame] | 10056 | std::string Exec = FindVisualStudioExecutable(getToolChain(), "cl.exe", |
| 10057 | D.getClangProgramPath()); |
David Blaikie | c11bf80 | 2014-09-04 16:04:28 +0000 | [diff] [blame] | 10058 | return llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec), |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10059 | CmdArgs, Inputs); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 10060 | } |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10061 | |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10062 | /// MinGW Tools |
| 10063 | void MinGW::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 10064 | const InputInfo &Output, |
| 10065 | const InputInfoList &Inputs, |
| 10066 | const ArgList &Args, |
| 10067 | const char *LinkingOutput) const { |
| 10068 | claimNoWarnArgs(Args); |
| 10069 | ArgStringList CmdArgs; |
| 10070 | |
| 10071 | if (getToolChain().getArch() == llvm::Triple::x86) { |
| 10072 | CmdArgs.push_back("--32"); |
| 10073 | } else if (getToolChain().getArch() == llvm::Triple::x86_64) { |
| 10074 | CmdArgs.push_back("--64"); |
| 10075 | } |
| 10076 | |
| 10077 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
| 10078 | |
| 10079 | CmdArgs.push_back("-o"); |
| 10080 | CmdArgs.push_back(Output.getFilename()); |
| 10081 | |
| 10082 | for (const auto &II : Inputs) |
| 10083 | CmdArgs.push_back(II.getFilename()); |
| 10084 | |
| 10085 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10086 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10087 | |
| 10088 | if (Args.hasArg(options::OPT_gsplit_dwarf)) |
| 10089 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, |
| 10090 | SplitDebugName(Args, Inputs[0])); |
| 10091 | } |
| 10092 | |
| 10093 | void MinGW::Linker::AddLibGCC(const ArgList &Args, |
| 10094 | ArgStringList &CmdArgs) const { |
| 10095 | if (Args.hasArg(options::OPT_mthreads)) |
| 10096 | CmdArgs.push_back("-lmingwthrd"); |
| 10097 | CmdArgs.push_back("-lmingw32"); |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 10098 | |
Yaron Keren | aa28133 | 2015-08-09 00:24:07 +0000 | [diff] [blame] | 10099 | // Make use of compiler-rt if --rtlib option is used |
| 10100 | ToolChain::RuntimeLibType RLT = getToolChain().GetRuntimeLibType(Args); |
| 10101 | if (RLT == ToolChain::RLT_Libgcc) { |
| 10102 | bool Static = Args.hasArg(options::OPT_static_libgcc) || |
| 10103 | Args.hasArg(options::OPT_static); |
| 10104 | bool Shared = Args.hasArg(options::OPT_shared); |
| 10105 | bool CXX = getToolChain().getDriver().CCCIsCXX(); |
| 10106 | |
| 10107 | if (Static || (!CXX && !Shared)) { |
| 10108 | CmdArgs.push_back("-lgcc"); |
| 10109 | CmdArgs.push_back("-lgcc_eh"); |
| 10110 | } else { |
| 10111 | CmdArgs.push_back("-lgcc_s"); |
| 10112 | CmdArgs.push_back("-lgcc"); |
| 10113 | } |
| 10114 | } else { |
| 10115 | AddRunTimeLibs(getToolChain(), getToolChain().getDriver(), CmdArgs, Args); |
| 10116 | } |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 10117 | |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10118 | CmdArgs.push_back("-lmoldname"); |
| 10119 | CmdArgs.push_back("-lmingwex"); |
| 10120 | CmdArgs.push_back("-lmsvcrt"); |
| 10121 | } |
| 10122 | |
| 10123 | void MinGW::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 10124 | const InputInfo &Output, |
| 10125 | const InputInfoList &Inputs, |
| 10126 | const ArgList &Args, |
| 10127 | const char *LinkingOutput) const { |
| 10128 | const ToolChain &TC = getToolChain(); |
| 10129 | const Driver &D = TC.getDriver(); |
| 10130 | // const SanitizerArgs &Sanitize = TC.getSanitizerArgs(); |
| 10131 | |
| 10132 | ArgStringList CmdArgs; |
| 10133 | |
| 10134 | // Silence warning for "clang -g foo.o -o foo" |
| 10135 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 10136 | // and "clang -emit-llvm foo.o -o foo" |
| 10137 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 10138 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 10139 | // handled somewhere else. |
| 10140 | Args.ClaimAllArgs(options::OPT_w); |
| 10141 | |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 10142 | StringRef LinkerName = Args.getLastArgValue(options::OPT_fuse_ld_EQ, "ld"); |
| 10143 | if (LinkerName.equals_lower("lld")) { |
| 10144 | CmdArgs.push_back("-flavor"); |
Martell Malone | aac044e | 2015-11-22 05:40:06 +0000 | [diff] [blame] | 10145 | CmdArgs.push_back("gnu"); |
Yaron Keren | a7fa79f | 2015-11-15 08:06:27 +0000 | [diff] [blame] | 10146 | } else if (!LinkerName.equals_lower("ld")) { |
| 10147 | D.Diag(diag::err_drv_unsupported_linker) << LinkerName; |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 10148 | } |
| 10149 | |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10150 | if (!D.SysRoot.empty()) |
| 10151 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 10152 | |
| 10153 | if (Args.hasArg(options::OPT_s)) |
| 10154 | CmdArgs.push_back("-s"); |
| 10155 | |
| 10156 | CmdArgs.push_back("-m"); |
| 10157 | if (TC.getArch() == llvm::Triple::x86) |
| 10158 | CmdArgs.push_back("i386pe"); |
| 10159 | if (TC.getArch() == llvm::Triple::x86_64) |
| 10160 | CmdArgs.push_back("i386pep"); |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 10161 | if (TC.getArch() == llvm::Triple::arm) |
| 10162 | CmdArgs.push_back("thumb2pe"); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10163 | |
| 10164 | if (Args.hasArg(options::OPT_mwindows)) { |
| 10165 | CmdArgs.push_back("--subsystem"); |
| 10166 | CmdArgs.push_back("windows"); |
| 10167 | } else if (Args.hasArg(options::OPT_mconsole)) { |
| 10168 | CmdArgs.push_back("--subsystem"); |
| 10169 | CmdArgs.push_back("console"); |
| 10170 | } |
| 10171 | |
| 10172 | if (Args.hasArg(options::OPT_static)) |
| 10173 | CmdArgs.push_back("-Bstatic"); |
| 10174 | else { |
| 10175 | if (Args.hasArg(options::OPT_mdll)) |
| 10176 | CmdArgs.push_back("--dll"); |
| 10177 | else if (Args.hasArg(options::OPT_shared)) |
| 10178 | CmdArgs.push_back("--shared"); |
| 10179 | CmdArgs.push_back("-Bdynamic"); |
| 10180 | if (Args.hasArg(options::OPT_mdll) || Args.hasArg(options::OPT_shared)) { |
| 10181 | CmdArgs.push_back("-e"); |
| 10182 | if (TC.getArch() == llvm::Triple::x86) |
| 10183 | CmdArgs.push_back("_DllMainCRTStartup@12"); |
| 10184 | else |
| 10185 | CmdArgs.push_back("DllMainCRTStartup"); |
| 10186 | CmdArgs.push_back("--enable-auto-image-base"); |
| 10187 | } |
| 10188 | } |
| 10189 | |
| 10190 | CmdArgs.push_back("-o"); |
| 10191 | CmdArgs.push_back(Output.getFilename()); |
| 10192 | |
| 10193 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 10194 | // FIXME: add -N, -n flags |
| 10195 | Args.AddLastArg(CmdArgs, options::OPT_r); |
| 10196 | Args.AddLastArg(CmdArgs, options::OPT_s); |
| 10197 | Args.AddLastArg(CmdArgs, options::OPT_t); |
| 10198 | Args.AddAllArgs(CmdArgs, options::OPT_u_Group); |
| 10199 | Args.AddLastArg(CmdArgs, options::OPT_Z_Flag); |
| 10200 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 10201 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10202 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_mdll)) { |
| 10203 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("dllcrt2.o"))); |
| 10204 | } else { |
| 10205 | if (Args.hasArg(options::OPT_municode)) |
| 10206 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crt2u.o"))); |
| 10207 | else |
| 10208 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crt2.o"))); |
| 10209 | } |
| 10210 | if (Args.hasArg(options::OPT_pg)) |
| 10211 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("gcrt2.o"))); |
| 10212 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crtbegin.o"))); |
| 10213 | } |
| 10214 | |
| 10215 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Douglas Katzman | 6059ef9 | 2015-11-17 17:41:23 +0000 | [diff] [blame] | 10216 | TC.AddFilePathLibArgs(Args, CmdArgs); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10217 | AddLinkerInputs(TC, Inputs, Args, CmdArgs); |
| 10218 | |
| 10219 | // TODO: Add ASan stuff here |
| 10220 | |
| 10221 | // TODO: Add profile stuff here |
| 10222 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 10223 | if (D.CCCIsCXX() && |
| 10224 | !Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10225 | bool OnlyLibstdcxxStatic = Args.hasArg(options::OPT_static_libstdcxx) && |
| 10226 | !Args.hasArg(options::OPT_static); |
| 10227 | if (OnlyLibstdcxxStatic) |
| 10228 | CmdArgs.push_back("-Bstatic"); |
| 10229 | TC.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 10230 | if (OnlyLibstdcxxStatic) |
| 10231 | CmdArgs.push_back("-Bdynamic"); |
| 10232 | } |
| 10233 | |
| 10234 | if (!Args.hasArg(options::OPT_nostdlib)) { |
| 10235 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 10236 | if (Args.hasArg(options::OPT_static)) |
| 10237 | CmdArgs.push_back("--start-group"); |
| 10238 | |
| 10239 | if (Args.hasArg(options::OPT_fstack_protector) || |
| 10240 | Args.hasArg(options::OPT_fstack_protector_strong) || |
| 10241 | Args.hasArg(options::OPT_fstack_protector_all)) { |
| 10242 | CmdArgs.push_back("-lssp_nonshared"); |
| 10243 | CmdArgs.push_back("-lssp"); |
| 10244 | } |
| 10245 | if (Args.hasArg(options::OPT_fopenmp)) |
| 10246 | CmdArgs.push_back("-lgomp"); |
| 10247 | |
| 10248 | AddLibGCC(Args, CmdArgs); |
| 10249 | |
| 10250 | if (Args.hasArg(options::OPT_pg)) |
| 10251 | CmdArgs.push_back("-lgmon"); |
| 10252 | |
Yaron Keren | adce68e | 2015-07-06 18:52:19 +0000 | [diff] [blame] | 10253 | if (Args.hasArg(options::OPT_pthread)) |
| 10254 | CmdArgs.push_back("-lpthread"); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10255 | |
| 10256 | // add system libraries |
| 10257 | if (Args.hasArg(options::OPT_mwindows)) { |
| 10258 | CmdArgs.push_back("-lgdi32"); |
| 10259 | CmdArgs.push_back("-lcomdlg32"); |
| 10260 | } |
| 10261 | CmdArgs.push_back("-ladvapi32"); |
| 10262 | CmdArgs.push_back("-lshell32"); |
| 10263 | CmdArgs.push_back("-luser32"); |
| 10264 | CmdArgs.push_back("-lkernel32"); |
| 10265 | |
| 10266 | if (Args.hasArg(options::OPT_static)) |
| 10267 | CmdArgs.push_back("--end-group"); |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 10268 | else if (!LinkerName.equals_lower("lld")) |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10269 | AddLibGCC(Args, CmdArgs); |
| 10270 | } |
| 10271 | |
| 10272 | if (!Args.hasArg(options::OPT_nostartfiles)) { |
| 10273 | // Add crtfastmath.o if available and fast math is enabled. |
| 10274 | TC.AddFastMathRuntimeIfAvailable(Args, CmdArgs); |
| 10275 | |
| 10276 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crtend.o"))); |
| 10277 | } |
| 10278 | } |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 10279 | const char *Exec = Args.MakeArgString(TC.GetProgramPath(LinkerName.data())); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10280 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 10281 | } |
| 10282 | |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10283 | /// XCore Tools |
| 10284 | // We pass assemble and link construction to the xcc tool. |
| 10285 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 10286 | void XCore::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 10287 | const InputInfo &Output, |
| 10288 | const InputInfoList &Inputs, |
| 10289 | const ArgList &Args, |
| 10290 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 10291 | claimNoWarnArgs(Args); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10292 | ArgStringList CmdArgs; |
| 10293 | |
| 10294 | CmdArgs.push_back("-o"); |
| 10295 | CmdArgs.push_back(Output.getFilename()); |
| 10296 | |
| 10297 | CmdArgs.push_back("-c"); |
| 10298 | |
Robert Lytton | 9e8c1a4 | 2014-02-13 10:40:12 +0000 | [diff] [blame] | 10299 | if (Args.hasArg(options::OPT_v)) |
| 10300 | CmdArgs.push_back("-v"); |
| 10301 | |
Robert Lytton | 894d25c | 2014-05-02 09:33:25 +0000 | [diff] [blame] | 10302 | if (Arg *A = Args.getLastArg(options::OPT_g_Group)) |
| 10303 | if (!A->getOption().matches(options::OPT_g0)) |
| 10304 | CmdArgs.push_back("-g"); |
Robert Lytton | 9e8c1a4 | 2014-02-13 10:40:12 +0000 | [diff] [blame] | 10305 | |
Robert Lytton | 8e95d4e | 2014-02-11 10:34:45 +0000 | [diff] [blame] | 10306 | if (Args.hasFlag(options::OPT_fverbose_asm, options::OPT_fno_verbose_asm, |
| 10307 | false)) |
| 10308 | CmdArgs.push_back("-fverbose-asm"); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10309 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 10310 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10311 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 10312 | for (const auto &II : Inputs) |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10313 | CmdArgs.push_back(II.getFilename()); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10314 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 10315 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10316 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10317 | } |
| 10318 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 10319 | void XCore::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 10320 | const InputInfo &Output, |
| 10321 | const InputInfoList &Inputs, |
| 10322 | const ArgList &Args, |
| 10323 | const char *LinkingOutput) const { |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10324 | ArgStringList CmdArgs; |
| 10325 | |
| 10326 | if (Output.isFilename()) { |
| 10327 | CmdArgs.push_back("-o"); |
| 10328 | CmdArgs.push_back(Output.getFilename()); |
| 10329 | } else { |
| 10330 | assert(Output.isNothing() && "Invalid output."); |
| 10331 | } |
| 10332 | |
Robert Lytton | 9e8c1a4 | 2014-02-13 10:40:12 +0000 | [diff] [blame] | 10333 | if (Args.hasArg(options::OPT_v)) |
| 10334 | CmdArgs.push_back("-v"); |
| 10335 | |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 10336 | // Pass -fexceptions through to the linker if it was present. |
| 10337 | if (Args.hasFlag(options::OPT_fexceptions, options::OPT_fno_exceptions, |
| 10338 | false)) |
Robert Lytton | f7e03c1 | 2014-02-13 10:34:44 +0000 | [diff] [blame] | 10339 | CmdArgs.push_back("-fexceptions"); |
| 10340 | |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10341 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 10342 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 10343 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10344 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 10345 | } |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10346 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 10347 | void CrossWindows::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 10348 | const InputInfo &Output, |
| 10349 | const InputInfoList &Inputs, |
| 10350 | const ArgList &Args, |
| 10351 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 10352 | claimNoWarnArgs(Args); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10353 | const auto &TC = |
| 10354 | static_cast<const toolchains::CrossWindowsToolChain &>(getToolChain()); |
| 10355 | ArgStringList CmdArgs; |
| 10356 | const char *Exec; |
| 10357 | |
| 10358 | switch (TC.getArch()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 10359 | default: |
| 10360 | llvm_unreachable("unsupported architecture"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10361 | case llvm::Triple::arm: |
| 10362 | case llvm::Triple::thumb: |
| 10363 | break; |
| 10364 | case llvm::Triple::x86: |
| 10365 | CmdArgs.push_back("--32"); |
| 10366 | break; |
| 10367 | case llvm::Triple::x86_64: |
| 10368 | CmdArgs.push_back("--64"); |
| 10369 | break; |
| 10370 | } |
| 10371 | |
| 10372 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
| 10373 | |
| 10374 | CmdArgs.push_back("-o"); |
| 10375 | CmdArgs.push_back(Output.getFilename()); |
| 10376 | |
| 10377 | for (const auto &Input : Inputs) |
| 10378 | CmdArgs.push_back(Input.getFilename()); |
| 10379 | |
| 10380 | const std::string Assembler = TC.GetProgramPath("as"); |
| 10381 | Exec = Args.MakeArgString(Assembler); |
| 10382 | |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10383 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10384 | } |
| 10385 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 10386 | void CrossWindows::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 10387 | const InputInfo &Output, |
| 10388 | const InputInfoList &Inputs, |
| 10389 | const ArgList &Args, |
| 10390 | const char *LinkingOutput) const { |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10391 | const auto &TC = |
| 10392 | static_cast<const toolchains::CrossWindowsToolChain &>(getToolChain()); |
| 10393 | const llvm::Triple &T = TC.getTriple(); |
| 10394 | const Driver &D = TC.getDriver(); |
| 10395 | SmallString<128> EntryPoint; |
| 10396 | ArgStringList CmdArgs; |
| 10397 | const char *Exec; |
| 10398 | |
| 10399 | // Silence warning for "clang -g foo.o -o foo" |
| 10400 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 10401 | // and "clang -emit-llvm foo.o -o foo" |
| 10402 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 10403 | // and for "clang -w foo.o -o foo" |
| 10404 | Args.ClaimAllArgs(options::OPT_w); |
| 10405 | // Other warning options are already handled somewhere else. |
| 10406 | |
| 10407 | if (!D.SysRoot.empty()) |
| 10408 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 10409 | |
| 10410 | if (Args.hasArg(options::OPT_pie)) |
| 10411 | CmdArgs.push_back("-pie"); |
| 10412 | if (Args.hasArg(options::OPT_rdynamic)) |
| 10413 | CmdArgs.push_back("-export-dynamic"); |
| 10414 | if (Args.hasArg(options::OPT_s)) |
| 10415 | CmdArgs.push_back("--strip-all"); |
| 10416 | |
| 10417 | CmdArgs.push_back("-m"); |
| 10418 | switch (TC.getArch()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 10419 | default: |
| 10420 | llvm_unreachable("unsupported architecture"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10421 | case llvm::Triple::arm: |
| 10422 | case llvm::Triple::thumb: |
| 10423 | // FIXME: this is incorrect for WinCE |
| 10424 | CmdArgs.push_back("thumb2pe"); |
| 10425 | break; |
| 10426 | case llvm::Triple::x86: |
| 10427 | CmdArgs.push_back("i386pe"); |
| 10428 | EntryPoint.append("_"); |
| 10429 | break; |
| 10430 | case llvm::Triple::x86_64: |
| 10431 | CmdArgs.push_back("i386pep"); |
| 10432 | break; |
| 10433 | } |
| 10434 | |
| 10435 | if (Args.hasArg(options::OPT_shared)) { |
| 10436 | switch (T.getArch()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 10437 | default: |
| 10438 | llvm_unreachable("unsupported architecture"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10439 | case llvm::Triple::arm: |
| 10440 | case llvm::Triple::thumb: |
| 10441 | case llvm::Triple::x86_64: |
| 10442 | EntryPoint.append("_DllMainCRTStartup"); |
| 10443 | break; |
| 10444 | case llvm::Triple::x86: |
| 10445 | EntryPoint.append("_DllMainCRTStartup@12"); |
| 10446 | break; |
| 10447 | } |
| 10448 | |
| 10449 | CmdArgs.push_back("-shared"); |
| 10450 | CmdArgs.push_back("-Bdynamic"); |
| 10451 | |
| 10452 | CmdArgs.push_back("--enable-auto-image-base"); |
| 10453 | |
| 10454 | CmdArgs.push_back("--entry"); |
| 10455 | CmdArgs.push_back(Args.MakeArgString(EntryPoint)); |
| 10456 | } else { |
| 10457 | EntryPoint.append("mainCRTStartup"); |
| 10458 | |
| 10459 | CmdArgs.push_back(Args.hasArg(options::OPT_static) ? "-Bstatic" |
| 10460 | : "-Bdynamic"); |
| 10461 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 10462 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10463 | CmdArgs.push_back("--entry"); |
| 10464 | CmdArgs.push_back(Args.MakeArgString(EntryPoint)); |
| 10465 | } |
| 10466 | |
| 10467 | // FIXME: handle subsystem |
| 10468 | } |
| 10469 | |
| 10470 | // NOTE: deal with multiple definitions on Windows (e.g. COMDAT) |
Saleem Abdulrasool | 56dd1ac | 2014-10-28 03:15:02 +0000 | [diff] [blame] | 10471 | CmdArgs.push_back("--allow-multiple-definition"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10472 | |
| 10473 | CmdArgs.push_back("-o"); |
| 10474 | CmdArgs.push_back(Output.getFilename()); |
| 10475 | |
| 10476 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_rdynamic)) { |
| 10477 | SmallString<261> ImpLib(Output.getFilename()); |
| 10478 | llvm::sys::path::replace_extension(ImpLib, ".lib"); |
| 10479 | |
| 10480 | CmdArgs.push_back("--out-implib"); |
| 10481 | CmdArgs.push_back(Args.MakeArgString(ImpLib)); |
| 10482 | } |
| 10483 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 10484 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10485 | const std::string CRTPath(D.SysRoot + "/usr/lib/"); |
| 10486 | const char *CRTBegin; |
| 10487 | |
| 10488 | CRTBegin = |
| 10489 | Args.hasArg(options::OPT_shared) ? "crtbeginS.obj" : "crtbegin.obj"; |
| 10490 | CmdArgs.push_back(Args.MakeArgString(CRTPath + CRTBegin)); |
| 10491 | } |
| 10492 | |
| 10493 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Douglas Katzman | 6059ef9 | 2015-11-17 17:41:23 +0000 | [diff] [blame] | 10494 | TC.AddFilePathLibArgs(Args, CmdArgs); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10495 | AddLinkerInputs(TC, Inputs, Args, CmdArgs); |
| 10496 | |
| 10497 | if (D.CCCIsCXX() && !Args.hasArg(options::OPT_nostdlib) && |
| 10498 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 10499 | bool StaticCXX = Args.hasArg(options::OPT_static_libstdcxx) && |
| 10500 | !Args.hasArg(options::OPT_static); |
| 10501 | if (StaticCXX) |
| 10502 | CmdArgs.push_back("-Bstatic"); |
| 10503 | TC.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 10504 | if (StaticCXX) |
| 10505 | CmdArgs.push_back("-Bdynamic"); |
| 10506 | } |
| 10507 | |
| 10508 | if (!Args.hasArg(options::OPT_nostdlib)) { |
| 10509 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 10510 | // TODO handle /MT[d] /MD[d] |
| 10511 | CmdArgs.push_back("-lmsvcrt"); |
| 10512 | AddRunTimeLibs(TC, D, CmdArgs, Args); |
| 10513 | } |
| 10514 | } |
| 10515 | |
Saleem Abdulrasool | bb2e5e4 | 2015-10-29 03:36:45 +0000 | [diff] [blame] | 10516 | if (TC.getSanitizerArgs().needsAsanRt()) { |
| 10517 | // TODO handle /MT[d] /MD[d] |
| 10518 | if (Args.hasArg(options::OPT_shared)) { |
| 10519 | CmdArgs.push_back(TC.getCompilerRTArgString(Args, "asan_dll_thunk")); |
| 10520 | } else { |
| 10521 | for (const auto &Lib : {"asan_dynamic", "asan_dynamic_runtime_thunk"}) |
| 10522 | CmdArgs.push_back(TC.getCompilerRTArgString(Args, Lib)); |
Marcin Koscielnicki | 1072143 | 2016-05-12 10:27:59 +0000 | [diff] [blame] | 10523 | // Make sure the dynamic runtime thunk is not optimized out at link time |
| 10524 | // to ensure proper SEH handling. |
| 10525 | CmdArgs.push_back(Args.MakeArgString("--undefined")); |
| 10526 | CmdArgs.push_back(Args.MakeArgString(TC.getArch() == llvm::Triple::x86 |
| 10527 | ? "___asan_seh_interceptor" |
| 10528 | : "__asan_seh_interceptor")); |
Saleem Abdulrasool | bb2e5e4 | 2015-10-29 03:36:45 +0000 | [diff] [blame] | 10529 | } |
| 10530 | } |
| 10531 | |
Saleem Abdulrasool | fd80f83 | 2015-10-28 04:45:58 +0000 | [diff] [blame] | 10532 | Exec = Args.MakeArgString(TC.GetLinkerPath()); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10533 | |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10534 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 10535 | } |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10536 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 10537 | void tools::SHAVE::Compiler::ConstructJob(Compilation &C, const JobAction &JA, |
| 10538 | const InputInfo &Output, |
| 10539 | const InputInfoList &Inputs, |
| 10540 | const ArgList &Args, |
| 10541 | const char *LinkingOutput) const { |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10542 | ArgStringList CmdArgs; |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10543 | assert(Inputs.size() == 1); |
| 10544 | const InputInfo &II = Inputs[0]; |
Douglas Katzman | 9dc4c62 | 2015-11-20 04:58:12 +0000 | [diff] [blame] | 10545 | assert(II.getType() == types::TY_C || II.getType() == types::TY_CXX || |
| 10546 | II.getType() == types::TY_PP_CXX); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10547 | |
Douglas Katzman | 9dc4c62 | 2015-11-20 04:58:12 +0000 | [diff] [blame] | 10548 | if (JA.getKind() == Action::PreprocessJobClass) { |
| 10549 | Args.ClaimAllArgs(); |
| 10550 | CmdArgs.push_back("-E"); |
| 10551 | } else { |
| 10552 | assert(Output.getType() == types::TY_PP_Asm); // Require preprocessed asm. |
| 10553 | CmdArgs.push_back("-S"); |
| 10554 | CmdArgs.push_back("-fno-exceptions"); // Always do this even if unspecified. |
| 10555 | } |
Douglas Katzman | 9dc4c62 | 2015-11-20 04:58:12 +0000 | [diff] [blame] | 10556 | CmdArgs.push_back("-DMYRIAD2"); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10557 | |
Douglas Katzman | f607111 | 2015-08-03 14:34:22 +0000 | [diff] [blame] | 10558 | // Append all -I, -iquote, -isystem paths, defines/undefines, |
| 10559 | // 'f' flags, optimize flags, and warning options. |
| 10560 | // These are spelled the same way in clang and moviCompile. |
Douglas Katzman | 38dca88 | 2015-09-08 19:29:55 +0000 | [diff] [blame] | 10561 | Args.AddAllArgs(CmdArgs, {options::OPT_I_Group, options::OPT_clang_i_Group, |
Douglas Katzman | 642e5f9 | 2015-11-16 15:38:40 +0000 | [diff] [blame] | 10562 | options::OPT_std_EQ, options::OPT_D, options::OPT_U, |
Douglas Katzman | 38dca88 | 2015-09-08 19:29:55 +0000 | [diff] [blame] | 10563 | options::OPT_f_Group, options::OPT_f_clang_Group, |
| 10564 | options::OPT_g_Group, options::OPT_M_Group, |
Douglas Katzman | 4c12508 | 2016-03-15 16:41:31 +0000 | [diff] [blame] | 10565 | options::OPT_O_Group, options::OPT_W_Group, |
| 10566 | options::OPT_mcpu_EQ}); |
Douglas Katzman | 38dca88 | 2015-09-08 19:29:55 +0000 | [diff] [blame] | 10567 | |
| 10568 | // If we're producing a dependency file, and assembly is the final action, |
| 10569 | // then the name of the target in the dependency file should be the '.o' |
| 10570 | // file, not the '.s' file produced by this step. For example, instead of |
| 10571 | // /tmp/mumble.s: mumble.c .../someheader.h |
| 10572 | // the filename on the lefthand side should be "mumble.o" |
| 10573 | if (Args.getLastArg(options::OPT_MF) && !Args.getLastArg(options::OPT_MT) && |
| 10574 | C.getActions().size() == 1 && |
| 10575 | C.getActions()[0]->getKind() == Action::AssembleJobClass) { |
| 10576 | Arg *A = Args.getLastArg(options::OPT_o); |
| 10577 | if (A) { |
| 10578 | CmdArgs.push_back("-MT"); |
| 10579 | CmdArgs.push_back(Args.MakeArgString(A->getValue())); |
| 10580 | } |
| 10581 | } |
| 10582 | |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10583 | CmdArgs.push_back(II.getFilename()); |
| 10584 | CmdArgs.push_back("-o"); |
| 10585 | CmdArgs.push_back(Output.getFilename()); |
| 10586 | |
| 10587 | std::string Exec = |
| 10588 | Args.MakeArgString(getToolChain().GetProgramPath("moviCompile")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10589 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec), |
| 10590 | CmdArgs, Inputs)); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10591 | } |
| 10592 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 10593 | void tools::SHAVE::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 10594 | const InputInfo &Output, |
| 10595 | const InputInfoList &Inputs, |
| 10596 | const ArgList &Args, |
| 10597 | const char *LinkingOutput) const { |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10598 | ArgStringList CmdArgs; |
| 10599 | |
| 10600 | assert(Inputs.size() == 1); |
| 10601 | const InputInfo &II = Inputs[0]; |
| 10602 | assert(II.getType() == types::TY_PP_Asm); // Require preprocessed asm input. |
| 10603 | assert(Output.getType() == types::TY_Object); |
| 10604 | |
| 10605 | CmdArgs.push_back("-no6thSlotCompression"); |
Douglas Katzman | 4c12508 | 2016-03-15 16:41:31 +0000 | [diff] [blame] | 10606 | const Arg *CPUArg = Args.getLastArg(options::OPT_mcpu_EQ); |
| 10607 | if (CPUArg) |
| 10608 | CmdArgs.push_back( |
| 10609 | Args.MakeArgString("-cv:" + StringRef(CPUArg->getValue()))); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10610 | CmdArgs.push_back("-noSPrefixing"); |
| 10611 | CmdArgs.push_back("-a"); // Mystery option. |
Douglas Katzman | ae2f358 | 2015-09-11 21:13:46 +0000 | [diff] [blame] | 10612 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
| 10613 | for (const Arg *A : Args.filtered(options::OPT_I, options::OPT_isystem)) { |
| 10614 | A->claim(); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10615 | CmdArgs.push_back( |
Douglas Katzman | ae2f358 | 2015-09-11 21:13:46 +0000 | [diff] [blame] | 10616 | Args.MakeArgString(std::string("-i:") + A->getValue(0))); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10617 | } |
| 10618 | CmdArgs.push_back("-elf"); // Output format. |
| 10619 | CmdArgs.push_back(II.getFilename()); |
| 10620 | CmdArgs.push_back( |
| 10621 | Args.MakeArgString(std::string("-o:") + Output.getFilename())); |
| 10622 | |
| 10623 | std::string Exec = |
| 10624 | Args.MakeArgString(getToolChain().GetProgramPath("moviAsm")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 10625 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec), |
| 10626 | CmdArgs, Inputs)); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 10627 | } |
Douglas Katzman | d6e597c | 2015-09-17 19:56:40 +0000 | [diff] [blame] | 10628 | |
| 10629 | void tools::Myriad::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 10630 | const InputInfo &Output, |
| 10631 | const InputInfoList &Inputs, |
| 10632 | const ArgList &Args, |
| 10633 | const char *LinkingOutput) const { |
| 10634 | const auto &TC = |
| 10635 | static_cast<const toolchains::MyriadToolChain &>(getToolChain()); |
| 10636 | const llvm::Triple &T = TC.getTriple(); |
| 10637 | ArgStringList CmdArgs; |
Eric Christopher | 3f5d2bc | 2015-12-08 00:10:13 +0000 | [diff] [blame] | 10638 | bool UseStartfiles = |
| 10639 | !Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles); |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 10640 | bool UseDefaultLibs = |
| 10641 | !Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs); |
Douglas Katzman | d6e597c | 2015-09-17 19:56:40 +0000 | [diff] [blame] | 10642 | |
Douglas Katzman | d6e597c | 2015-09-17 19:56:40 +0000 | [diff] [blame] | 10643 | if (T.getArch() == llvm::Triple::sparc) |
| 10644 | CmdArgs.push_back("-EB"); |
| 10645 | else // SHAVE assumes little-endian, and sparcel is expressly so. |
| 10646 | CmdArgs.push_back("-EL"); |
| 10647 | |
| 10648 | // The remaining logic is mostly like gnutools::Linker::ConstructJob, |
| 10649 | // but we never pass through a --sysroot option and various other bits. |
| 10650 | // For example, there are no sanitizers (yet) nor gold linker. |
| 10651 | |
| 10652 | // Eat some arguments that may be present but have no effect. |
| 10653 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 10654 | Args.ClaimAllArgs(options::OPT_w); |
| 10655 | Args.ClaimAllArgs(options::OPT_static_libgcc); |
| 10656 | |
| 10657 | if (Args.hasArg(options::OPT_s)) // Pass the 'strip' option. |
| 10658 | CmdArgs.push_back("-s"); |
| 10659 | |
| 10660 | CmdArgs.push_back("-o"); |
| 10661 | CmdArgs.push_back(Output.getFilename()); |
| 10662 | |
| 10663 | if (UseStartfiles) { |
| 10664 | // If you want startfiles, it means you want the builtin crti and crtbegin, |
| 10665 | // but not crt0. Myriad link commands provide their own crt0.o as needed. |
Douglas Katzman | 674a312 | 2015-11-18 16:24:46 +0000 | [diff] [blame] | 10666 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crti.o"))); |
| 10667 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crtbegin.o"))); |
Douglas Katzman | d6e597c | 2015-09-17 19:56:40 +0000 | [diff] [blame] | 10668 | } |
| 10669 | |
| 10670 | Args.AddAllArgs(CmdArgs, {options::OPT_L, options::OPT_T_Group, |
| 10671 | options::OPT_e, options::OPT_s, options::OPT_t, |
| 10672 | options::OPT_Z_Flag, options::OPT_r}); |
| 10673 | |
Douglas Katzman | 674a312 | 2015-11-18 16:24:46 +0000 | [diff] [blame] | 10674 | TC.AddFilePathLibArgs(Args, CmdArgs); |
Douglas Katzman | d6e597c | 2015-09-17 19:56:40 +0000 | [diff] [blame] | 10675 | |
| 10676 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 10677 | |
Douglas Katzman | 9e31cb9 | 2015-10-02 18:39:08 +0000 | [diff] [blame] | 10678 | if (UseDefaultLibs) { |
Douglas Katzman | 795f57f | 2015-10-09 20:26:20 +0000 | [diff] [blame] | 10679 | if (C.getDriver().CCCIsCXX()) |
| 10680 | CmdArgs.push_back("-lstdc++"); |
Douglas Katzman | 9e31cb9 | 2015-10-02 18:39:08 +0000 | [diff] [blame] | 10681 | if (T.getOS() == llvm::Triple::RTEMS) { |
| 10682 | CmdArgs.push_back("--start-group"); |
| 10683 | CmdArgs.push_back("-lc"); |
| 10684 | // You must provide your own "-L" option to enable finding these. |
| 10685 | CmdArgs.push_back("-lrtemscpu"); |
| 10686 | CmdArgs.push_back("-lrtemsbsp"); |
| 10687 | CmdArgs.push_back("--end-group"); |
| 10688 | } else { |
| 10689 | CmdArgs.push_back("-lc"); |
| 10690 | } |
Douglas Katzman | 9e31cb9 | 2015-10-02 18:39:08 +0000 | [diff] [blame] | 10691 | CmdArgs.push_back("-lgcc"); |
Douglas Katzman | d6e597c | 2015-09-17 19:56:40 +0000 | [diff] [blame] | 10692 | } |
Douglas Katzman | d6e597c | 2015-09-17 19:56:40 +0000 | [diff] [blame] | 10693 | if (UseStartfiles) { |
Douglas Katzman | 674a312 | 2015-11-18 16:24:46 +0000 | [diff] [blame] | 10694 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crtend.o"))); |
| 10695 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crtn.o"))); |
Douglas Katzman | d6e597c | 2015-09-17 19:56:40 +0000 | [diff] [blame] | 10696 | } |
| 10697 | |
| 10698 | std::string Exec = |
| 10699 | Args.MakeArgString(TC.GetProgramPath("sparc-myriad-elf-ld")); |
| 10700 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec), |
| 10701 | CmdArgs, Inputs)); |
| 10702 | } |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10703 | |
| 10704 | void PS4cpu::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
| 10705 | const InputInfo &Output, |
| 10706 | const InputInfoList &Inputs, |
| 10707 | const ArgList &Args, |
| 10708 | const char *LinkingOutput) const { |
| 10709 | claimNoWarnArgs(Args); |
| 10710 | ArgStringList CmdArgs; |
| 10711 | |
| 10712 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
| 10713 | |
| 10714 | CmdArgs.push_back("-o"); |
| 10715 | CmdArgs.push_back(Output.getFilename()); |
| 10716 | |
| 10717 | assert(Inputs.size() == 1 && "Unexpected number of inputs."); |
| 10718 | const InputInfo &Input = Inputs[0]; |
| 10719 | assert(Input.isFilename() && "Invalid input."); |
| 10720 | CmdArgs.push_back(Input.getFilename()); |
| 10721 | |
| 10722 | const char *Exec = |
Paul Robinson | 9d61361 | 2016-05-16 17:22:25 +0000 | [diff] [blame] | 10723 | Args.MakeArgString(getToolChain().GetProgramPath("orbis-as")); |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10724 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
| 10725 | } |
| 10726 | |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10727 | static void AddPS4SanitizerArgs(const ToolChain &TC, ArgStringList &CmdArgs) { |
| 10728 | const SanitizerArgs &SanArgs = TC.getSanitizerArgs(); |
| 10729 | if (SanArgs.needsUbsanRt()) { |
| 10730 | CmdArgs.push_back("-lSceDbgUBSanitizer_stub_weak"); |
| 10731 | } |
| 10732 | if (SanArgs.needsAsanRt()) { |
| 10733 | CmdArgs.push_back("-lSceDbgAddressSanitizer_stub_weak"); |
| 10734 | } |
| 10735 | } |
| 10736 | |
| 10737 | static void ConstructPS4LinkJob(const Tool &T, Compilation &C, |
| 10738 | const JobAction &JA, const InputInfo &Output, |
| 10739 | const InputInfoList &Inputs, |
| 10740 | const ArgList &Args, |
| 10741 | const char *LinkingOutput) { |
| 10742 | const toolchains::FreeBSD &ToolChain = |
| 10743 | static_cast<const toolchains::FreeBSD &>(T.getToolChain()); |
| 10744 | const Driver &D = ToolChain.getDriver(); |
| 10745 | ArgStringList CmdArgs; |
| 10746 | |
| 10747 | // Silence warning for "clang -g foo.o -o foo" |
| 10748 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 10749 | // and "clang -emit-llvm foo.o -o foo" |
| 10750 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 10751 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 10752 | // handled somewhere else. |
| 10753 | Args.ClaimAllArgs(options::OPT_w); |
| 10754 | |
| 10755 | if (!D.SysRoot.empty()) |
| 10756 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 10757 | |
| 10758 | if (Args.hasArg(options::OPT_pie)) |
| 10759 | CmdArgs.push_back("-pie"); |
| 10760 | |
| 10761 | if (Args.hasArg(options::OPT_rdynamic)) |
| 10762 | CmdArgs.push_back("-export-dynamic"); |
| 10763 | if (Args.hasArg(options::OPT_shared)) |
| 10764 | CmdArgs.push_back("--oformat=so"); |
| 10765 | |
| 10766 | if (Output.isFilename()) { |
| 10767 | CmdArgs.push_back("-o"); |
| 10768 | CmdArgs.push_back(Output.getFilename()); |
| 10769 | } else { |
| 10770 | assert(Output.isNothing() && "Invalid output."); |
| 10771 | } |
| 10772 | |
Filipe Cabecinhas | 82cd6af | 2015-10-16 15:07:48 +0000 | [diff] [blame] | 10773 | AddPS4SanitizerArgs(ToolChain, CmdArgs); |
| 10774 | |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10775 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 10776 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 10777 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 10778 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 10779 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 10780 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
| 10781 | |
| 10782 | if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 10783 | CmdArgs.push_back("--no-demangle"); |
| 10784 | |
| 10785 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 10786 | |
| 10787 | if (Args.hasArg(options::OPT_pthread)) { |
| 10788 | CmdArgs.push_back("-lpthread"); |
| 10789 | } |
| 10790 | |
Paul Robinson | 9d61361 | 2016-05-16 17:22:25 +0000 | [diff] [blame] | 10791 | const char *Exec = Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld")); |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10792 | |
| 10793 | C.addCommand(llvm::make_unique<Command>(JA, T, Exec, CmdArgs, Inputs)); |
| 10794 | } |
| 10795 | |
| 10796 | static void ConstructGoldLinkJob(const Tool &T, Compilation &C, |
| 10797 | const JobAction &JA, const InputInfo &Output, |
| 10798 | const InputInfoList &Inputs, |
| 10799 | const ArgList &Args, |
| 10800 | const char *LinkingOutput) { |
| 10801 | const toolchains::FreeBSD &ToolChain = |
| 10802 | static_cast<const toolchains::FreeBSD &>(T.getToolChain()); |
| 10803 | const Driver &D = ToolChain.getDriver(); |
| 10804 | ArgStringList CmdArgs; |
| 10805 | |
| 10806 | // Silence warning for "clang -g foo.o -o foo" |
| 10807 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 10808 | // and "clang -emit-llvm foo.o -o foo" |
| 10809 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 10810 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 10811 | // handled somewhere else. |
| 10812 | Args.ClaimAllArgs(options::OPT_w); |
| 10813 | |
| 10814 | if (!D.SysRoot.empty()) |
| 10815 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 10816 | |
| 10817 | if (Args.hasArg(options::OPT_pie)) |
| 10818 | CmdArgs.push_back("-pie"); |
| 10819 | |
| 10820 | if (Args.hasArg(options::OPT_static)) { |
| 10821 | CmdArgs.push_back("-Bstatic"); |
| 10822 | } else { |
| 10823 | if (Args.hasArg(options::OPT_rdynamic)) |
| 10824 | CmdArgs.push_back("-export-dynamic"); |
| 10825 | CmdArgs.push_back("--eh-frame-hdr"); |
| 10826 | if (Args.hasArg(options::OPT_shared)) { |
| 10827 | CmdArgs.push_back("-Bshareable"); |
| 10828 | } else { |
| 10829 | CmdArgs.push_back("-dynamic-linker"); |
| 10830 | CmdArgs.push_back("/libexec/ld-elf.so.1"); |
| 10831 | } |
| 10832 | CmdArgs.push_back("--enable-new-dtags"); |
| 10833 | } |
| 10834 | |
| 10835 | if (Output.isFilename()) { |
| 10836 | CmdArgs.push_back("-o"); |
| 10837 | CmdArgs.push_back(Output.getFilename()); |
| 10838 | } else { |
| 10839 | assert(Output.isNothing() && "Invalid output."); |
| 10840 | } |
| 10841 | |
Filipe Cabecinhas | 82cd6af | 2015-10-16 15:07:48 +0000 | [diff] [blame] | 10842 | AddPS4SanitizerArgs(ToolChain, CmdArgs); |
| 10843 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 10844 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Eugene Zelenko | d4304d2 | 2015-11-04 21:37:17 +0000 | [diff] [blame] | 10845 | const char *crt1 = nullptr; |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10846 | if (!Args.hasArg(options::OPT_shared)) { |
| 10847 | if (Args.hasArg(options::OPT_pg)) |
| 10848 | crt1 = "gcrt1.o"; |
| 10849 | else if (Args.hasArg(options::OPT_pie)) |
| 10850 | crt1 = "Scrt1.o"; |
| 10851 | else |
| 10852 | crt1 = "crt1.o"; |
| 10853 | } |
| 10854 | if (crt1) |
| 10855 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1))); |
| 10856 | |
| 10857 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 10858 | |
Eugene Zelenko | d4304d2 | 2015-11-04 21:37:17 +0000 | [diff] [blame] | 10859 | const char *crtbegin = nullptr; |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10860 | if (Args.hasArg(options::OPT_static)) |
| 10861 | crtbegin = "crtbeginT.o"; |
| 10862 | else if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
| 10863 | crtbegin = "crtbeginS.o"; |
| 10864 | else |
| 10865 | crtbegin = "crtbegin.o"; |
| 10866 | |
| 10867 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
| 10868 | } |
| 10869 | |
| 10870 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Douglas Katzman | 6059ef9 | 2015-11-17 17:41:23 +0000 | [diff] [blame] | 10871 | ToolChain.AddFilePathLibArgs(Args, CmdArgs); |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10872 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 10873 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 10874 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 10875 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 10876 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
| 10877 | |
| 10878 | if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 10879 | CmdArgs.push_back("--no-demangle"); |
| 10880 | |
| 10881 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 10882 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 10883 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) { |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10884 | // For PS4, we always want to pass libm, libstdc++ and libkernel |
| 10885 | // libraries for both C and C++ compilations. |
| 10886 | CmdArgs.push_back("-lkernel"); |
| 10887 | if (D.CCCIsCXX()) { |
| 10888 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 10889 | if (Args.hasArg(options::OPT_pg)) |
| 10890 | CmdArgs.push_back("-lm_p"); |
| 10891 | else |
| 10892 | CmdArgs.push_back("-lm"); |
| 10893 | } |
| 10894 | // FIXME: For some reason GCC passes -lgcc and -lgcc_s before adding |
| 10895 | // the default system libraries. Just mimic this for now. |
| 10896 | if (Args.hasArg(options::OPT_pg)) |
| 10897 | CmdArgs.push_back("-lgcc_p"); |
| 10898 | else |
| 10899 | CmdArgs.push_back("-lcompiler_rt"); |
| 10900 | if (Args.hasArg(options::OPT_static)) { |
| 10901 | CmdArgs.push_back("-lstdc++"); |
| 10902 | } else if (Args.hasArg(options::OPT_pg)) { |
| 10903 | CmdArgs.push_back("-lgcc_eh_p"); |
| 10904 | } else { |
| 10905 | CmdArgs.push_back("--as-needed"); |
| 10906 | CmdArgs.push_back("-lstdc++"); |
| 10907 | CmdArgs.push_back("--no-as-needed"); |
| 10908 | } |
| 10909 | |
| 10910 | if (Args.hasArg(options::OPT_pthread)) { |
| 10911 | if (Args.hasArg(options::OPT_pg)) |
| 10912 | CmdArgs.push_back("-lpthread_p"); |
| 10913 | else |
| 10914 | CmdArgs.push_back("-lpthread"); |
| 10915 | } |
| 10916 | |
| 10917 | if (Args.hasArg(options::OPT_pg)) { |
| 10918 | if (Args.hasArg(options::OPT_shared)) |
| 10919 | CmdArgs.push_back("-lc"); |
| 10920 | else { |
| 10921 | if (Args.hasArg(options::OPT_static)) { |
| 10922 | CmdArgs.push_back("--start-group"); |
| 10923 | CmdArgs.push_back("-lc_p"); |
| 10924 | CmdArgs.push_back("-lpthread_p"); |
| 10925 | CmdArgs.push_back("--end-group"); |
| 10926 | } else { |
| 10927 | CmdArgs.push_back("-lc_p"); |
| 10928 | } |
| 10929 | } |
| 10930 | CmdArgs.push_back("-lgcc_p"); |
| 10931 | } else { |
| 10932 | if (Args.hasArg(options::OPT_static)) { |
| 10933 | CmdArgs.push_back("--start-group"); |
| 10934 | CmdArgs.push_back("-lc"); |
| 10935 | CmdArgs.push_back("-lpthread"); |
| 10936 | CmdArgs.push_back("--end-group"); |
| 10937 | } else { |
| 10938 | CmdArgs.push_back("-lc"); |
| 10939 | } |
| 10940 | CmdArgs.push_back("-lcompiler_rt"); |
| 10941 | } |
| 10942 | |
| 10943 | if (Args.hasArg(options::OPT_static)) { |
| 10944 | CmdArgs.push_back("-lstdc++"); |
| 10945 | } else if (Args.hasArg(options::OPT_pg)) { |
| 10946 | CmdArgs.push_back("-lgcc_eh_p"); |
| 10947 | } else { |
| 10948 | CmdArgs.push_back("--as-needed"); |
| 10949 | CmdArgs.push_back("-lstdc++"); |
| 10950 | CmdArgs.push_back("--no-as-needed"); |
| 10951 | } |
| 10952 | } |
| 10953 | |
Douglas Katzman | 78b37b0 | 2015-11-17 20:28:07 +0000 | [diff] [blame] | 10954 | if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) { |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10955 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
| 10956 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o"))); |
| 10957 | else |
| 10958 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o"))); |
| 10959 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
| 10960 | } |
| 10961 | |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10962 | const char *Exec = |
| 10963 | #ifdef LLVM_ON_WIN32 |
Paul Robinson | 9d61361 | 2016-05-16 17:22:25 +0000 | [diff] [blame] | 10964 | Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld.gold")); |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10965 | #else |
Paul Robinson | 9d61361 | 2016-05-16 17:22:25 +0000 | [diff] [blame] | 10966 | Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld")); |
Filipe Cabecinhas | c888e19 | 2015-10-14 12:25:43 +0000 | [diff] [blame] | 10967 | #endif |
| 10968 | |
| 10969 | C.addCommand(llvm::make_unique<Command>(JA, T, Exec, CmdArgs, Inputs)); |
| 10970 | } |
| 10971 | |
| 10972 | void PS4cpu::Link::ConstructJob(Compilation &C, const JobAction &JA, |
| 10973 | const InputInfo &Output, |
| 10974 | const InputInfoList &Inputs, |
| 10975 | const ArgList &Args, |
| 10976 | const char *LinkingOutput) const { |
| 10977 | const toolchains::FreeBSD &ToolChain = |
| 10978 | static_cast<const toolchains::FreeBSD &>(getToolChain()); |
| 10979 | const Driver &D = ToolChain.getDriver(); |
| 10980 | bool PS4Linker; |
| 10981 | StringRef LinkerOptName; |
| 10982 | if (const Arg *A = Args.getLastArg(options::OPT_fuse_ld_EQ)) { |
| 10983 | LinkerOptName = A->getValue(); |
| 10984 | if (LinkerOptName != "ps4" && LinkerOptName != "gold") |
| 10985 | D.Diag(diag::err_drv_unsupported_linker) << LinkerOptName; |
| 10986 | } |
| 10987 | |
| 10988 | if (LinkerOptName == "gold") |
| 10989 | PS4Linker = false; |
| 10990 | else if (LinkerOptName == "ps4") |
| 10991 | PS4Linker = true; |
| 10992 | else |
| 10993 | PS4Linker = !Args.hasArg(options::OPT_shared); |
| 10994 | |
| 10995 | if (PS4Linker) |
| 10996 | ConstructPS4LinkJob(*this, C, JA, Output, Inputs, Args, LinkingOutput); |
| 10997 | else |
| 10998 | ConstructGoldLinkJob(*this, C, JA, Output, Inputs, Args, LinkingOutput); |
| 10999 | } |
Justin Lebar | 21e5d4f | 2016-01-14 21:41:27 +0000 | [diff] [blame] | 11000 | |
| 11001 | void NVPTX::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 11002 | const InputInfo &Output, |
| 11003 | const InputInfoList &Inputs, |
| 11004 | const ArgList &Args, |
| 11005 | const char *LinkingOutput) const { |
| 11006 | const auto &TC = |
| 11007 | static_cast<const toolchains::CudaToolChain &>(getToolChain()); |
Justin Lebar | b2db450 | 2016-01-23 21:28:08 +0000 | [diff] [blame] | 11008 | assert(TC.getTriple().isNVPTX() && "Wrong platform"); |
Justin Lebar | 21e5d4f | 2016-01-14 21:41:27 +0000 | [diff] [blame] | 11009 | |
| 11010 | std::vector<std::string> gpu_archs = |
| 11011 | Args.getAllArgValues(options::OPT_march_EQ); |
| 11012 | assert(gpu_archs.size() == 1 && "Exactly one GPU Arch required for ptxas."); |
| 11013 | const std::string& gpu_arch = gpu_archs[0]; |
| 11014 | |
Justin Lebar | 21e5d4f | 2016-01-14 21:41:27 +0000 | [diff] [blame] | 11015 | ArgStringList CmdArgs; |
| 11016 | CmdArgs.push_back(TC.getTriple().isArch64Bit() ? "-m64" : "-m32"); |
Justin Lebar | b41f33c | 2016-04-19 02:27:11 +0000 | [diff] [blame] | 11017 | if (Args.hasFlag(options::OPT_cuda_noopt_device_debug, |
| 11018 | options::OPT_no_cuda_noopt_device_debug, false)) { |
Artem Belevich | 0a0e54c | 2016-02-16 22:03:20 +0000 | [diff] [blame] | 11019 | // ptxas does not accept -g option if optimization is enabled, so |
| 11020 | // we ignore the compiler's -O* options if we want debug info. |
| 11021 | CmdArgs.push_back("-g"); |
| 11022 | CmdArgs.push_back("--dont-merge-basicblocks"); |
| 11023 | CmdArgs.push_back("--return-at-end"); |
| 11024 | } else if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
| 11025 | // Map the -O we received to -O{0,1,2,3}. |
| 11026 | // |
| 11027 | // TODO: Perhaps we should map host -O2 to ptxas -O3. -O3 is ptxas's |
| 11028 | // default, so it may correspond more closely to the spirit of clang -O2. |
Justin Lebar | 21e5d4f | 2016-01-14 21:41:27 +0000 | [diff] [blame] | 11029 | |
Justin Lebar | 2836dcd | 2016-01-19 19:52:21 +0000 | [diff] [blame] | 11030 | // -O3 seems like the least-bad option when -Osomething is specified to |
| 11031 | // clang but it isn't handled below. |
| 11032 | StringRef OOpt = "3"; |
| 11033 | if (A->getOption().matches(options::OPT_O4) || |
| 11034 | A->getOption().matches(options::OPT_Ofast)) |
| 11035 | OOpt = "3"; |
| 11036 | else if (A->getOption().matches(options::OPT_O0)) |
| 11037 | OOpt = "0"; |
| 11038 | else if (A->getOption().matches(options::OPT_O)) { |
| 11039 | // -Os, -Oz, and -O(anything else) map to -O2, for lack of better options. |
| 11040 | OOpt = llvm::StringSwitch<const char *>(A->getValue()) |
| 11041 | .Case("1", "1") |
| 11042 | .Case("2", "2") |
| 11043 | .Case("3", "3") |
| 11044 | .Case("s", "2") |
| 11045 | .Case("z", "2") |
| 11046 | .Default("2"); |
| 11047 | } |
| 11048 | CmdArgs.push_back(Args.MakeArgString(llvm::Twine("-O") + OOpt)); |
| 11049 | } else { |
| 11050 | // If no -O was passed, pass -O0 to ptxas -- no opt flag should correspond |
| 11051 | // to no optimizations, but ptxas's default is -O3. |
| 11052 | CmdArgs.push_back("-O0"); |
| 11053 | } |
Justin Lebar | 21e5d4f | 2016-01-14 21:41:27 +0000 | [diff] [blame] | 11054 | |
Justin Lebar | 21e5d4f | 2016-01-14 21:41:27 +0000 | [diff] [blame] | 11055 | CmdArgs.push_back("--gpu-name"); |
| 11056 | CmdArgs.push_back(Args.MakeArgString(gpu_arch)); |
| 11057 | CmdArgs.push_back("--output-file"); |
| 11058 | CmdArgs.push_back(Args.MakeArgString(Output.getFilename())); |
| 11059 | for (const auto& II : Inputs) |
| 11060 | CmdArgs.push_back(Args.MakeArgString(II.getFilename())); |
| 11061 | |
| 11062 | for (const auto& A : Args.getAllArgValues(options::OPT_Xcuda_ptxas)) |
| 11063 | CmdArgs.push_back(Args.MakeArgString(A)); |
| 11064 | |
| 11065 | const char *Exec = Args.MakeArgString(TC.GetProgramPath("ptxas")); |
| 11066 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
| 11067 | } |
| 11068 | |
| 11069 | // All inputs to this linker must be from CudaDeviceActions, as we need to look |
| 11070 | // at the Inputs' Actions in order to figure out which GPU architecture they |
| 11071 | // correspond to. |
| 11072 | void NVPTX::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 11073 | const InputInfo &Output, |
| 11074 | const InputInfoList &Inputs, |
| 11075 | const ArgList &Args, |
| 11076 | const char *LinkingOutput) const { |
| 11077 | const auto &TC = |
| 11078 | static_cast<const toolchains::CudaToolChain &>(getToolChain()); |
Justin Lebar | b2db450 | 2016-01-23 21:28:08 +0000 | [diff] [blame] | 11079 | assert(TC.getTriple().isNVPTX() && "Wrong platform"); |
Justin Lebar | 21e5d4f | 2016-01-14 21:41:27 +0000 | [diff] [blame] | 11080 | |
| 11081 | ArgStringList CmdArgs; |
| 11082 | CmdArgs.push_back("--cuda"); |
| 11083 | CmdArgs.push_back(TC.getTriple().isArch64Bit() ? "-64" : "-32"); |
| 11084 | CmdArgs.push_back(Args.MakeArgString("--create")); |
| 11085 | CmdArgs.push_back(Args.MakeArgString(Output.getFilename())); |
| 11086 | |
| 11087 | for (const auto& II : Inputs) { |
| 11088 | auto* A = cast<const CudaDeviceAction>(II.getAction()); |
| 11089 | // We need to pass an Arch of the form "sm_XX" for cubin files and |
| 11090 | // "compute_XX" for ptx. |
| 11091 | const char *Arch = (II.getType() == types::TY_PP_Asm) |
| 11092 | ? A->getComputeArchName() |
| 11093 | : A->getGpuArchName(); |
| 11094 | CmdArgs.push_back(Args.MakeArgString(llvm::Twine("--image=profile=") + |
| 11095 | Arch + ",file=" + II.getFilename())); |
| 11096 | } |
| 11097 | |
| 11098 | for (const auto& A : Args.getAllArgValues(options::OPT_Xcuda_fatbinary)) |
| 11099 | CmdArgs.push_back(Args.MakeArgString(A)); |
| 11100 | |
| 11101 | const char *Exec = Args.MakeArgString(TC.GetProgramPath("fatbinary")); |
| 11102 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
| 11103 | } |