Nick Lewycky | e47c245 | 2010-09-23 23:48:20 +0000 | [diff] [blame] | 1 | //===--- Tools.cpp - Tools Implementations --------------------------------===// |
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 | |
Daniel Dunbar | 64198ef | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 55 | /// CheckPreprocessingOptions - Perform some validation of preprocessing |
| 56 | /// arguments that is shared with gcc. |
| 57 | static void CheckPreprocessingOptions(const Driver &D, const ArgList &Args) { |
Hans Wennborg | 8f00837 | 2014-06-11 19:44:53 +0000 | [diff] [blame] | 58 | if (Arg *A = Args.getLastArg(options::OPT_C, options::OPT_CC)) { |
| 59 | if (!Args.hasArg(options::OPT_E) && !Args.hasArg(options::OPT__SLASH_P) && |
| 60 | !Args.hasArg(options::OPT__SLASH_EP) && !D.CCCIsCPP()) { |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 61 | D.Diag(diag::err_drv_argument_only_allowed_with) |
Hans Wennborg | 8f00837 | 2014-06-11 19:44:53 +0000 | [diff] [blame] | 62 | << A->getBaseArg().getAsString(Args) |
| 63 | << (D.IsCLMode() ? "/E, /P or /EP" : "-E"); |
| 64 | } |
| 65 | } |
Daniel Dunbar | 64198ef | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 66 | } |
| 67 | |
Daniel Dunbar | 4eadb60 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 68 | /// CheckCodeGenerationOptions - Perform some validation of code generation |
| 69 | /// arguments that is shared with gcc. |
| 70 | static void CheckCodeGenerationOptions(const Driver &D, const ArgList &Args) { |
| 71 | // In gcc, only ARM checks this, but it seems reasonable to check universally. |
| 72 | if (Args.hasArg(options::OPT_static)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 73 | if (const Arg *A = |
| 74 | Args.getLastArg(options::OPT_dynamic, options::OPT_mdynamic_no_pic)) |
| 75 | D.Diag(diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) |
| 76 | << "-static"; |
Daniel Dunbar | 4eadb60 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 77 | } |
| 78 | |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 79 | // Add backslashes to escape spaces and other backslashes. |
| 80 | // This is used for the space-separated argument list specified with |
| 81 | // the -dwarf-debug-flags option. |
| 82 | static void EscapeSpacesAndBackslashes(const char *Arg, |
| 83 | SmallVectorImpl<char> &Res) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 84 | for (; *Arg; ++Arg) { |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 85 | switch (*Arg) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 86 | default: |
| 87 | break; |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 88 | case ' ': |
| 89 | case '\\': |
| 90 | Res.push_back('\\'); |
| 91 | break; |
| 92 | } |
| 93 | Res.push_back(*Arg); |
| 94 | } |
| 95 | } |
| 96 | |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 97 | // Quote target names for inclusion in GNU Make dependency files. |
| 98 | // Only the characters '$', '#', ' ', '\t' are quoted. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 99 | static void QuoteTarget(StringRef Target, SmallVectorImpl<char> &Res) { |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 100 | for (unsigned i = 0, e = Target.size(); i != e; ++i) { |
| 101 | switch (Target[i]) { |
| 102 | case ' ': |
| 103 | case '\t': |
| 104 | // Escape the preceding backslashes |
| 105 | for (int j = i - 1; j >= 0 && Target[j] == '\\'; --j) |
| 106 | Res.push_back('\\'); |
| 107 | |
| 108 | // Escape the space/tab |
| 109 | Res.push_back('\\'); |
| 110 | break; |
| 111 | case '$': |
| 112 | Res.push_back('$'); |
| 113 | break; |
| 114 | case '#': |
| 115 | Res.push_back('\\'); |
| 116 | break; |
| 117 | default: |
| 118 | break; |
| 119 | } |
| 120 | |
| 121 | Res.push_back(Target[i]); |
| 122 | } |
| 123 | } |
| 124 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 125 | static void addDirectoryList(const ArgList &Args, ArgStringList &CmdArgs, |
| 126 | const char *ArgName, const char *EnvVar) { |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 127 | const char *DirList = ::getenv(EnvVar); |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 128 | bool CombinedArg = false; |
| 129 | |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 130 | if (!DirList) |
| 131 | return; // Nothing to do. |
| 132 | |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 133 | StringRef Name(ArgName); |
| 134 | if (Name.equals("-I") || Name.equals("-L")) |
| 135 | CombinedArg = true; |
| 136 | |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 137 | StringRef Dirs(DirList); |
| 138 | if (Dirs.empty()) // Empty string should not add '.'. |
| 139 | return; |
| 140 | |
| 141 | StringRef::size_type Delim; |
Rafael Espindola | 04b3fc4 | 2013-06-25 14:29:51 +0000 | [diff] [blame] | 142 | while ((Delim = Dirs.find(llvm::sys::EnvPathSeparator)) != StringRef::npos) { |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 143 | if (Delim == 0) { // Leading colon. |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 144 | if (CombinedArg) { |
| 145 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + ".")); |
| 146 | } else { |
| 147 | CmdArgs.push_back(ArgName); |
| 148 | CmdArgs.push_back("."); |
| 149 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 150 | } else { |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 151 | if (CombinedArg) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 152 | CmdArgs.push_back( |
| 153 | Args.MakeArgString(std::string(ArgName) + Dirs.substr(0, Delim))); |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 154 | } else { |
| 155 | CmdArgs.push_back(ArgName); |
| 156 | CmdArgs.push_back(Args.MakeArgString(Dirs.substr(0, Delim))); |
| 157 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 158 | } |
Nico Weber | 8935578 | 2012-03-19 15:00:03 +0000 | [diff] [blame] | 159 | Dirs = Dirs.substr(Delim + 1); |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 160 | } |
| 161 | |
| 162 | if (Dirs.empty()) { // Trailing colon. |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 163 | if (CombinedArg) { |
| 164 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + ".")); |
| 165 | } else { |
| 166 | CmdArgs.push_back(ArgName); |
| 167 | CmdArgs.push_back("."); |
| 168 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 169 | } else { // Add the last path. |
Chad Rosier | 616e8a5 | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 170 | if (CombinedArg) { |
| 171 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + Dirs)); |
| 172 | } else { |
| 173 | CmdArgs.push_back(ArgName); |
| 174 | CmdArgs.push_back(Args.MakeArgString(Dirs)); |
| 175 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 176 | } |
| 177 | } |
| 178 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 179 | static void AddLinkerInputs(const ToolChain &TC, const InputInfoList &Inputs, |
| 180 | const ArgList &Args, ArgStringList &CmdArgs) { |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 181 | const Driver &D = TC.getDriver(); |
| 182 | |
Daniel Dunbar | 1094bb1 | 2011-02-19 05:33:51 +0000 | [diff] [blame] | 183 | // Add extra linker input arguments which are not treated as inputs |
| 184 | // (constructed via -Xarch_). |
| 185 | Args.AddAllArgValues(CmdArgs, options::OPT_Zlinker_input); |
| 186 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 187 | for (const auto &II : Inputs) { |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 188 | if (!TC.HasNativeLLVMSupport()) { |
| 189 | // Don't try to pass LLVM inputs unless we have native support. |
| 190 | if (II.getType() == types::TY_LLVM_IR || |
| 191 | II.getType() == types::TY_LTO_IR || |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 192 | II.getType() == types::TY_LLVM_BC || II.getType() == types::TY_LTO_BC) |
| 193 | D.Diag(diag::err_drv_no_linker_llvm_support) << TC.getTripleString(); |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 194 | } |
| 195 | |
Daniel Dunbar | 2cc3f17 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 196 | // Add filenames immediately. |
| 197 | if (II.isFilename()) { |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 198 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 2cc3f17 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 199 | continue; |
| 200 | } |
| 201 | |
| 202 | // Otherwise, this is a linker input argument. |
| 203 | const Arg &A = II.getInputArg(); |
| 204 | |
| 205 | // Handle reserved library options. |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 206 | if (A.getOption().matches(options::OPT_Z_reserved_lib_stdcxx)) |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 207 | TC.AddCXXStdlibLibArgs(Args, CmdArgs); |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 208 | else if (A.getOption().matches(options::OPT_Z_reserved_lib_cckext)) |
Shantonu Sen | afeb03b | 2010-09-17 18:39:08 +0000 | [diff] [blame] | 209 | TC.AddCCKextLibArgs(Args, CmdArgs); |
Arthur Marble | 31fb6f4 | 2014-07-16 21:16:16 +0000 | [diff] [blame] | 210 | else if (A.getOption().matches(options::OPT_z)) { |
| 211 | // Pass -z prefix for gcc linker compatibility. |
| 212 | A.claim(); |
| 213 | A.render(Args, CmdArgs); |
| 214 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 215 | A.renderAsInput(Args, CmdArgs); |
Arthur Marble | 31fb6f4 | 2014-07-16 21:16:16 +0000 | [diff] [blame] | 216 | } |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 217 | } |
Bill Wendling | 281ca29 | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 218 | |
| 219 | // LIBRARY_PATH - included following the user specified library paths. |
Richard Barton | 5828d7b | 2013-12-17 11:11:25 +0000 | [diff] [blame] | 220 | // and only supported on native toolchains. |
| 221 | if (!TC.isCrossCompiling()) |
| 222 | addDirectoryList(Args, CmdArgs, "-L", "LIBRARY_PATH"); |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 223 | } |
| 224 | |
John McCall | 31168b0 | 2011-06-15 23:02:42 +0000 | [diff] [blame] | 225 | /// \brief Determine whether Objective-C automated reference counting is |
| 226 | /// enabled. |
| 227 | static bool isObjCAutoRefCount(const ArgList &Args) { |
| 228 | return Args.hasFlag(options::OPT_fobjc_arc, options::OPT_fno_objc_arc, false); |
| 229 | } |
| 230 | |
Ted Kremenek | e65b086 | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 231 | /// \brief Determine whether we are linking the ObjC runtime. |
| 232 | static bool isObjCRuntimeLinked(const ArgList &Args) { |
Bob Wilson | 29536fc | 2012-08-07 19:58:00 +0000 | [diff] [blame] | 233 | if (isObjCAutoRefCount(Args)) { |
| 234 | Args.ClaimAllArgs(options::OPT_fobjc_link_runtime); |
Ted Kremenek | e65b086 | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 235 | return true; |
Bob Wilson | 29536fc | 2012-08-07 19:58:00 +0000 | [diff] [blame] | 236 | } |
Ted Kremenek | e65b086 | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 237 | return Args.hasArg(options::OPT_fobjc_link_runtime); |
| 238 | } |
| 239 | |
Michael J. Spencer | 66e2b20 | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 240 | static bool forwardToGCC(const Option &O) { |
Reid Kleckner | 3793d5e | 2013-06-19 15:09:06 +0000 | [diff] [blame] | 241 | // Don't forward inputs from the original command line. They are added from |
| 242 | // InputInfoList. |
Richard Smith | 8e5e976 | 2013-06-20 01:33:59 +0000 | [diff] [blame] | 243 | return O.getKind() != Option::InputClass && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 244 | !O.hasFlag(options::DriverOption) && !O.hasFlag(options::LinkerInput); |
Michael J. Spencer | 66e2b20 | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 245 | } |
| 246 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 247 | void Clang::AddPreprocessingOptions(Compilation &C, const JobAction &JA, |
| 248 | const Driver &D, const ArgList &Args, |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 249 | ArgStringList &CmdArgs, |
| 250 | const InputInfo &Output, |
| 251 | const InputInfoList &Inputs) const { |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 252 | Arg *A; |
Daniel Dunbar | 367dbb9 | 2009-06-08 21:48:20 +0000 | [diff] [blame] | 253 | |
Daniel Dunbar | 64198ef | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 254 | CheckPreprocessingOptions(D, Args); |
| 255 | |
| 256 | Args.AddLastArg(CmdArgs, options::OPT_C); |
| 257 | Args.AddLastArg(CmdArgs, options::OPT_CC); |
Daniel Dunbar | 367dbb9 | 2009-06-08 21:48:20 +0000 | [diff] [blame] | 258 | |
| 259 | // Handle dependency file generation. |
Daniel Dunbar | 86aed7d | 2010-12-08 21:33:40 +0000 | [diff] [blame] | 260 | if ((A = Args.getLastArg(options::OPT_M, options::OPT_MM)) || |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 261 | (A = Args.getLastArg(options::OPT_MD)) || |
| 262 | (A = Args.getLastArg(options::OPT_MMD))) { |
| 263 | // Determine the output location. |
| 264 | const char *DepFile; |
Benjamin Kramer | 2715fce | 2012-09-26 19:01:49 +0000 | [diff] [blame] | 265 | if (Arg *MF = Args.getLastArg(options::OPT_MF)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 266 | DepFile = MF->getValue(); |
Chad Rosier | 633dcdc | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 267 | C.addFailureResultFile(DepFile, &JA); |
Benjamin Kramer | 2715fce | 2012-09-26 19:01:49 +0000 | [diff] [blame] | 268 | } else if (Output.getType() == types::TY_Dependencies) { |
| 269 | DepFile = Output.getFilename(); |
Daniel Dunbar | 0bfb21e | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 270 | } else if (A->getOption().matches(options::OPT_M) || |
| 271 | A->getOption().matches(options::OPT_MM)) { |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 272 | DepFile = "-"; |
| 273 | } else { |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 274 | DepFile = getDependencyFileName(Args, Inputs); |
Chad Rosier | 633dcdc | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 275 | C.addFailureResultFile(DepFile, &JA); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 276 | } |
| 277 | CmdArgs.push_back("-dependency-file"); |
| 278 | CmdArgs.push_back(DepFile); |
| 279 | |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 280 | // Add a default target if one wasn't specified. |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 281 | if (!Args.hasArg(options::OPT_MT) && !Args.hasArg(options::OPT_MQ)) { |
| 282 | const char *DepTarget; |
| 283 | |
| 284 | // If user provided -o, that is the dependency target, except |
| 285 | // when we are only generating a dependency file. |
| 286 | Arg *OutputOpt = Args.getLastArg(options::OPT_o); |
| 287 | if (OutputOpt && Output.getType() != types::TY_Dependencies) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 288 | DepTarget = OutputOpt->getValue(); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 289 | } else { |
| 290 | // Otherwise derive from the base input. |
| 291 | // |
| 292 | // FIXME: This should use the computed output file location. |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 293 | SmallString<128> P(Inputs[0].getBaseInput()); |
Michael J. Spencer | e169675 | 2010-12-18 00:19:12 +0000 | [diff] [blame] | 294 | llvm::sys::path::replace_extension(P, "o"); |
| 295 | DepTarget = Args.MakeArgString(llvm::sys::path::filename(P)); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 296 | } |
| 297 | |
| 298 | CmdArgs.push_back("-MT"); |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 299 | SmallString<128> Quoted; |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 300 | QuoteTarget(DepTarget, Quoted); |
| 301 | CmdArgs.push_back(Args.MakeArgString(Quoted)); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 302 | } |
| 303 | |
Daniel Dunbar | 0bfb21e | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 304 | if (A->getOption().matches(options::OPT_M) || |
| 305 | A->getOption().matches(options::OPT_MD)) |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 306 | CmdArgs.push_back("-sys-header-deps"); |
Manuel Klimek | c68aa16 | 2015-03-19 12:00:22 +0000 | [diff] [blame] | 307 | if ((isa<PrecompileJobAction>(JA) && |
| 308 | !Args.hasArg(options::OPT_fno_module_file_deps)) || |
| 309 | Args.hasArg(options::OPT_fmodule_file_deps)) |
Argyrios Kyrtzidis | 6d0753d | 2014-03-14 03:07:38 +0000 | [diff] [blame] | 310 | CmdArgs.push_back("-module-file-deps"); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 311 | } |
| 312 | |
Peter Collingbourne | 77b0e7f2 | 2011-07-12 19:35:15 +0000 | [diff] [blame] | 313 | if (Args.hasArg(options::OPT_MG)) { |
| 314 | if (!A || A->getOption().matches(options::OPT_MD) || |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 315 | A->getOption().matches(options::OPT_MMD)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 316 | D.Diag(diag::err_drv_mg_requires_m_or_mm); |
Peter Collingbourne | 77b0e7f2 | 2011-07-12 19:35:15 +0000 | [diff] [blame] | 317 | CmdArgs.push_back("-MG"); |
| 318 | } |
| 319 | |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 320 | Args.AddLastArg(CmdArgs, options::OPT_MP); |
Paul Robinson | d7214a7 | 2015-04-27 18:14:32 +0000 | [diff] [blame] | 321 | Args.AddLastArg(CmdArgs, options::OPT_MV); |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 322 | |
| 323 | // Convert all -MQ <target> args to -MT <quoted target> |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 324 | for (const Arg *A : Args.filtered(options::OPT_MT, options::OPT_MQ)) { |
Daniel Dunbar | a442fd5 | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 325 | A->claim(); |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 326 | |
Daniel Dunbar | a442fd5 | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 327 | if (A->getOption().matches(options::OPT_MQ)) { |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 328 | CmdArgs.push_back("-MT"); |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 329 | SmallString<128> Quoted; |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 330 | QuoteTarget(A->getValue(), Quoted); |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 331 | CmdArgs.push_back(Args.MakeArgString(Quoted)); |
| 332 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 333 | // -MT flag - no change |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 334 | } else { |
Daniel Dunbar | a442fd5 | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 335 | A->render(Args, CmdArgs); |
Chris Lattner | bf2803f | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 336 | } |
| 337 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 338 | |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 339 | // Add -i* options, and automatically translate to |
| 340 | // -include-pch/-include-pth for transparent PCH support. It's |
| 341 | // wonky, but we include looking for .gch so we can support seamless |
| 342 | // replacement into a build system already set up to be generating |
| 343 | // .gch files. |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 344 | bool RenderedImplicitInclude = false; |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 345 | for (const Arg *A : Args.filtered(options::OPT_clang_i_Group)) { |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 346 | if (A->getOption().matches(options::OPT_include)) { |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 347 | bool IsFirstImplicitInclude = !RenderedImplicitInclude; |
| 348 | RenderedImplicitInclude = true; |
| 349 | |
Argyrios Kyrtzidis | 90bdfbb | 2010-08-11 23:27:58 +0000 | [diff] [blame] | 350 | // Use PCH if the user requested it. |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 351 | bool UsePCH = D.CCCUsePCH; |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 352 | |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 353 | bool FoundPTH = false; |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 354 | bool FoundPCH = false; |
Rafael Espindola | 00eaafd | 2013-06-25 15:03:59 +0000 | [diff] [blame] | 355 | SmallString<128> P(A->getValue()); |
| 356 | // We want the files to have a name like foo.h.pch. Add a dummy extension |
| 357 | // so that replace_extension does the right thing. |
| 358 | P += ".dummy"; |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 359 | if (UsePCH) { |
Rafael Espindola | 00eaafd | 2013-06-25 15:03:59 +0000 | [diff] [blame] | 360 | llvm::sys::path::replace_extension(P, "pch"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 361 | if (llvm::sys::fs::exists(P)) |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 362 | FoundPCH = true; |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 363 | } |
| 364 | |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 365 | if (!FoundPCH) { |
Rafael Espindola | 00eaafd | 2013-06-25 15:03:59 +0000 | [diff] [blame] | 366 | llvm::sys::path::replace_extension(P, "pth"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 367 | if (llvm::sys::fs::exists(P)) |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 368 | FoundPTH = true; |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 369 | } |
| 370 | |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 371 | if (!FoundPCH && !FoundPTH) { |
Rafael Espindola | 00eaafd | 2013-06-25 15:03:59 +0000 | [diff] [blame] | 372 | llvm::sys::path::replace_extension(P, "gch"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 373 | if (llvm::sys::fs::exists(P)) { |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 374 | FoundPCH = UsePCH; |
| 375 | FoundPTH = !UsePCH; |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 376 | } |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 377 | } |
| 378 | |
| 379 | if (FoundPCH || FoundPTH) { |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 380 | if (IsFirstImplicitInclude) { |
| 381 | A->claim(); |
| 382 | if (UsePCH) |
| 383 | CmdArgs.push_back("-include-pch"); |
| 384 | else |
| 385 | CmdArgs.push_back("-include-pth"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 386 | CmdArgs.push_back(Args.MakeArgString(P)); |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 387 | continue; |
| 388 | } else { |
| 389 | // Ignore the PCH if not first on command line and emit warning. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 390 | D.Diag(diag::warn_drv_pch_not_first_include) << P |
| 391 | << A->getAsString(Args); |
Argyrios Kyrtzidis | 2f23b41 | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 392 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 393 | } |
| 394 | } |
| 395 | |
| 396 | // Not translated, render as usual. |
| 397 | A->claim(); |
| 398 | A->render(Args, CmdArgs); |
| 399 | } |
| 400 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 401 | Args.AddAllArgs(CmdArgs, |
| 402 | {options::OPT_D, options::OPT_U, options::OPT_I_Group, |
| 403 | options::OPT_F, options::OPT_index_header_map}); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 404 | |
| 405 | // Add -Wp, and -Xassembler if using the preprocessor. |
| 406 | |
| 407 | // FIXME: There is a very unfortunate problem here, some troubled |
| 408 | // souls abuse -Wp, to pass preprocessor options in gcc syntax. To |
| 409 | // really support that we would have to parse and then translate |
| 410 | // those options. :( |
| 411 | Args.AddAllArgValues(CmdArgs, options::OPT_Wp_COMMA, |
| 412 | options::OPT_Xpreprocessor); |
Daniel Dunbar | 38b6279 | 2009-10-29 01:53:44 +0000 | [diff] [blame] | 413 | |
| 414 | // -I- is a deprecated GCC feature, reject it. |
| 415 | if (Arg *A = Args.getLastArg(options::OPT_I_)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 416 | D.Diag(diag::err_drv_I_dash_not_supported) << A->getAsString(Args); |
Chandler Carruth | 24e17e1 | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 417 | |
| 418 | // If we have a --sysroot, and don't have an explicit -isysroot flag, add an |
| 419 | // -isysroot to the CC1 invocation. |
Sebastian Pop | 980920a | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 420 | StringRef sysroot = C.getSysRoot(); |
| 421 | if (sysroot != "") { |
Chandler Carruth | 24e17e1 | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 422 | if (!Args.hasArg(options::OPT_isysroot)) { |
| 423 | CmdArgs.push_back("-isysroot"); |
Sebastian Pop | 980920a | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 424 | CmdArgs.push_back(C.getArgs().MakeArgString(sysroot)); |
Chandler Carruth | 24e17e1 | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 425 | } |
| 426 | } |
Douglas Gregor | 5dc3899 | 2013-02-07 00:21:12 +0000 | [diff] [blame] | 427 | |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 428 | // Parse additional include paths from environment variables. |
Chandler Carruth | 9802c14 | 2011-11-04 07:12:58 +0000 | [diff] [blame] | 429 | // FIXME: We should probably sink the logic for handling these from the |
| 430 | // frontend into the driver. It will allow deleting 4 otherwise unused flags. |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 431 | // CPATH - included following the user specified includes (but prior to |
| 432 | // builtin and standard includes). |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 433 | addDirectoryList(Args, CmdArgs, "-I", "CPATH"); |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 434 | // C_INCLUDE_PATH - system includes enabled when compiling C. |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 435 | addDirectoryList(Args, CmdArgs, "-c-isystem", "C_INCLUDE_PATH"); |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 436 | // CPLUS_INCLUDE_PATH - system includes enabled when compiling C++. |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 437 | addDirectoryList(Args, CmdArgs, "-cxx-isystem", "CPLUS_INCLUDE_PATH"); |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 438 | // OBJC_INCLUDE_PATH - system includes enabled when compiling ObjC. |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 439 | addDirectoryList(Args, CmdArgs, "-objc-isystem", "OBJC_INCLUDE_PATH"); |
Benjamin Kramer | 8404eb0 | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 440 | // OBJCPLUS_INCLUDE_PATH - system includes enabled when compiling ObjC++. |
Bill Wendling | c0938f3 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 441 | addDirectoryList(Args, CmdArgs, "-objcxx-isystem", "OBJCPLUS_INCLUDE_PATH"); |
Chandler Carruth | 6bfd84f | 2011-11-04 07:12:53 +0000 | [diff] [blame] | 442 | |
Chandler Carruth | 6bfd84f | 2011-11-04 07:12:53 +0000 | [diff] [blame] | 443 | // Add C++ include arguments, if needed. |
Chandler Carruth | 4c81dfa | 2011-11-04 07:43:33 +0000 | [diff] [blame] | 444 | if (types::isCXX(Inputs[0].getType())) |
Chandler Carruth | 491db32 | 2011-11-04 07:34:47 +0000 | [diff] [blame] | 445 | getToolChain().AddClangCXXStdlibIncludeArgs(Args, CmdArgs); |
Chandler Carruth | a796f53 | 2011-11-05 20:17:13 +0000 | [diff] [blame] | 446 | |
| 447 | // Add system include arguments. |
| 448 | getToolChain().AddClangSystemIncludeArgs(Args, CmdArgs); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 449 | } |
| 450 | |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 451 | // FIXME: Move to target hook. |
| 452 | static bool isSignedCharDefault(const llvm::Triple &Triple) { |
| 453 | switch (Triple.getArch()) { |
| 454 | default: |
| 455 | return true; |
| 456 | |
Tim Northover | 9bb857a | 2013-01-31 12:13:10 +0000 | [diff] [blame] | 457 | case llvm::Triple::aarch64: |
Christian Pirker | 9b019ae | 2014-02-25 13:51:00 +0000 | [diff] [blame] | 458 | case llvm::Triple::aarch64_be: |
Jim Grosbach | 7c2c664 | 2011-05-24 15:40:46 +0000 | [diff] [blame] | 459 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 460 | case llvm::Triple::armeb: |
Oliver Stannard | abed2ee | 2014-10-24 11:28:47 +0000 | [diff] [blame] | 461 | case llvm::Triple::thumb: |
| 462 | case llvm::Triple::thumbeb: |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 463 | if (Triple.isOSDarwin() || Triple.isOSWindows()) |
| 464 | return true; |
| 465 | return false; |
| 466 | |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 467 | case llvm::Triple::ppc: |
| 468 | case llvm::Triple::ppc64: |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 469 | if (Triple.isOSDarwin()) |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 470 | return true; |
| 471 | return false; |
Ulrich Weigand | 4744507 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 472 | |
David Majnemer | dcecd93 | 2015-05-23 19:23:55 +0000 | [diff] [blame] | 473 | case llvm::Triple::hexagon: |
Bill Schmidt | 778d387 | 2013-07-26 01:36:11 +0000 | [diff] [blame] | 474 | case llvm::Triple::ppc64le: |
Ulrich Weigand | 4744507 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 475 | case llvm::Triple::systemz: |
Robert Lytton | 0e07649 | 2013-08-13 09:43:10 +0000 | [diff] [blame] | 476 | case llvm::Triple::xcore: |
Ulrich Weigand | 4744507 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 477 | return false; |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 478 | } |
| 479 | } |
| 480 | |
Robert Lytton | 0e07649 | 2013-08-13 09:43:10 +0000 | [diff] [blame] | 481 | static bool isNoCommonDefault(const llvm::Triple &Triple) { |
| 482 | switch (Triple.getArch()) { |
| 483 | default: |
| 484 | return false; |
| 485 | |
| 486 | case llvm::Triple::xcore: |
| 487 | return true; |
| 488 | } |
| 489 | } |
| 490 | |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 491 | // ARM tools start. |
| 492 | |
| 493 | // Get SubArch (vN). |
| 494 | static int getARMSubArchVersionNumber(const llvm::Triple &Triple) { |
| 495 | llvm::StringRef Arch = Triple.getArchName(); |
| 496 | return llvm::ARMTargetParser::parseArchVersion(Arch); |
| 497 | } |
| 498 | |
| 499 | // True if M-profile. |
| 500 | static bool isARMMProfile(const llvm::Triple &Triple) { |
| 501 | llvm::StringRef Arch = Triple.getArchName(); |
| 502 | unsigned Profile = llvm::ARMTargetParser::parseArchProfile(Arch); |
| 503 | return Profile == llvm::ARM::PK_M; |
| 504 | } |
| 505 | |
| 506 | // Get Arch/CPU from args. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 507 | static void getARMArchCPUFromArgs(const ArgList &Args, llvm::StringRef &Arch, |
| 508 | llvm::StringRef &CPU, bool FromAs = false) { |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 509 | if (const Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) |
| 510 | CPU = A->getValue(); |
| 511 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) |
| 512 | Arch = A->getValue(); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 513 | if (!FromAs) |
| 514 | return; |
| 515 | |
| 516 | for (const Arg *A : |
| 517 | Args.filtered(options::OPT_Wa_COMMA, options::OPT_Xassembler)) { |
| 518 | StringRef Value = A->getValue(); |
| 519 | if (Value.startswith("-mcpu=")) |
| 520 | CPU = Value.substr(6); |
| 521 | if (Value.startswith("-march=")) |
| 522 | Arch = Value.substr(7); |
| 523 | } |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 524 | } |
| 525 | |
Silviu Baranga | f9671dd | 2013-10-21 10:54:53 +0000 | [diff] [blame] | 526 | // Handle -mhwdiv=. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 527 | // FIXME: Use ARMTargetParser. |
Silviu Baranga | f9671dd | 2013-10-21 10:54:53 +0000 | [diff] [blame] | 528 | static void getARMHWDivFeatures(const Driver &D, const Arg *A, |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 529 | const ArgList &Args, StringRef HWDiv, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 530 | std::vector<const char *> &Features) { |
Alexandros Lamprineas | e5b4764 | 2015-07-28 09:08:03 +0000 | [diff] [blame] | 531 | unsigned HWDivID = llvm::ARMTargetParser::parseHWDiv(HWDiv); |
| 532 | if (!llvm::ARMTargetParser::getHWDivFeatures(HWDivID, Features)) |
Silviu Baranga | f9671dd | 2013-10-21 10:54:53 +0000 | [diff] [blame] | 533 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
| 534 | } |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 535 | |
Amara Emerson | 4cdb87b | 2013-10-01 10:20:54 +0000 | [diff] [blame] | 536 | // Handle -mfpu=. |
Amara Emerson | 4cdb87b | 2013-10-01 10:20:54 +0000 | [diff] [blame] | 537 | static void getARMFPUFeatures(const Driver &D, const Arg *A, |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 538 | const ArgList &Args, StringRef FPU, |
Amara Emerson | 4cdb87b | 2013-10-01 10:20:54 +0000 | [diff] [blame] | 539 | std::vector<const char *> &Features) { |
John Brawn | 5a589ad | 2015-06-05 13:34:11 +0000 | [diff] [blame] | 540 | unsigned FPUID = llvm::ARMTargetParser::parseFPU(FPU); |
| 541 | if (!llvm::ARMTargetParser::getFPUFeatures(FPUID, Features)) |
Chad Rosier | cfbfc58 | 2012-04-04 20:51:35 +0000 | [diff] [blame] | 542 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
| 543 | } |
| 544 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 545 | // Check if -march is valid by checking if it can be canonicalised and parsed. |
| 546 | // getARMArch is used here instead of just checking the -march value in order |
| 547 | // to handle -march=native correctly. |
| 548 | static void checkARMArchName(const Driver &D, const Arg *A, const ArgList &Args, |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 549 | llvm::StringRef ArchName, |
| 550 | const llvm::Triple &Triple) { |
| 551 | std::string MArch = arm::getARMArch(ArchName, Triple); |
| 552 | if (llvm::ARMTargetParser::parseArch(MArch) == llvm::ARM::AK_INVALID) |
| 553 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 554 | } |
| 555 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 556 | // Check -mcpu=. Needs ArchName to handle -mcpu=generic. |
| 557 | static void checkARMCPUName(const Driver &D, const Arg *A, const ArgList &Args, |
| 558 | llvm::StringRef CPUName, llvm::StringRef ArchName, |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 559 | const llvm::Triple &Triple) { |
| 560 | std::string CPU = arm::getARMTargetCPU(CPUName, ArchName, Triple); |
| 561 | std::string Arch = arm::getARMArch(ArchName, Triple); |
| 562 | if (strcmp(arm::getLLVMArchSuffixForARM(CPU, Arch), "") == 0) |
| 563 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 564 | } |
| 565 | |
Asiri Rathnayake | 9e3c7cb | 2014-10-03 09:11:41 +0000 | [diff] [blame] | 566 | // Select the float ABI as determined by -msoft-float, -mhard-float, and |
| 567 | // -mfloat-abi=. |
Tim Northover | 9c7e035 | 2013-12-12 11:55:52 +0000 | [diff] [blame] | 568 | StringRef tools::arm::getARMFloatABI(const Driver &D, const ArgList &Args, |
Asiri Rathnayake | 9e3c7cb | 2014-10-03 09:11:41 +0000 | [diff] [blame] | 569 | const llvm::Triple &Triple) { |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 570 | StringRef FloatABI; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 571 | if (Arg *A = |
| 572 | Args.getLastArg(options::OPT_msoft_float, options::OPT_mhard_float, |
| 573 | options::OPT_mfloat_abi_EQ)) { |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 574 | if (A->getOption().matches(options::OPT_msoft_float)) |
| 575 | FloatABI = "soft"; |
| 576 | else if (A->getOption().matches(options::OPT_mhard_float)) |
| 577 | FloatABI = "hard"; |
| 578 | else { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 579 | FloatABI = A->getValue(); |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 580 | if (FloatABI != "soft" && FloatABI != "softfp" && FloatABI != "hard") { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 581 | D.Diag(diag::err_drv_invalid_mfloat_abi) << A->getAsString(Args); |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 582 | FloatABI = "soft"; |
| 583 | } |
| 584 | } |
| 585 | } |
| 586 | |
| 587 | // If unspecified, choose the default based on the platform. |
| 588 | if (FloatABI.empty()) { |
Rafael Espindola | 0e1fb4f | 2010-06-28 17:18:09 +0000 | [diff] [blame] | 589 | switch (Triple.getOS()) { |
Bob Wilson | 6524dd3 | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 590 | case llvm::Triple::Darwin: |
| 591 | case llvm::Triple::MacOSX: |
| 592 | case llvm::Triple::IOS: { |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 593 | // Darwin defaults to "softfp" for v6 and v7. |
| 594 | // |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 595 | if (getARMSubArchVersionNumber(Triple) == 6 || |
| 596 | getARMSubArchVersionNumber(Triple) == 7) |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 597 | FloatABI = "softfp"; |
| 598 | else |
| 599 | FloatABI = "soft"; |
| 600 | break; |
| 601 | } |
| 602 | |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 603 | // FIXME: this is invalid for WindowsCE |
| 604 | case llvm::Triple::Win32: |
| 605 | FloatABI = "hard"; |
| 606 | break; |
| 607 | |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 608 | case llvm::Triple::FreeBSD: |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 609 | switch (Triple.getEnvironment()) { |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 610 | case llvm::Triple::GNUEABIHF: |
| 611 | FloatABI = "hard"; |
| 612 | break; |
| 613 | default: |
| 614 | // FreeBSD defaults to soft float |
| 615 | FloatABI = "soft"; |
| 616 | break; |
| 617 | } |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 618 | break; |
| 619 | |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 620 | default: |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 621 | switch (Triple.getEnvironment()) { |
Jiangning Liu | 61b06cb | 2012-07-31 08:06:29 +0000 | [diff] [blame] | 622 | case llvm::Triple::GNUEABIHF: |
| 623 | FloatABI = "hard"; |
| 624 | break; |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 625 | case llvm::Triple::GNUEABI: |
| 626 | FloatABI = "softfp"; |
| 627 | break; |
Joerg Sonnenberger | d75a1f8 | 2013-12-16 19:16:04 +0000 | [diff] [blame] | 628 | case llvm::Triple::EABIHF: |
| 629 | FloatABI = "hard"; |
| 630 | break; |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 631 | case llvm::Triple::EABI: |
| 632 | // EABI is always AAPCS, and if it was not marked 'hard', it's softfp |
| 633 | FloatABI = "softfp"; |
| 634 | break; |
Logan Chien | c6fd820 | 2012-09-02 09:30:11 +0000 | [diff] [blame] | 635 | case llvm::Triple::Android: { |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 636 | if (getARMSubArchVersionNumber(Triple) == 7) |
Chandler Carruth | c89aa9d | 2012-01-10 19:47:42 +0000 | [diff] [blame] | 637 | FloatABI = "softfp"; |
| 638 | else |
| 639 | FloatABI = "soft"; |
| 640 | break; |
| 641 | } |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 642 | default: |
| 643 | // Assume "soft", but warn the user we are guessing. |
| 644 | FloatABI = "soft"; |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 645 | if (Triple.getOS() != llvm::Triple::UnknownOS || |
| 646 | !Triple.isOSBinFormatMachO()) |
| 647 | D.Diag(diag::warn_drv_assuming_mfloat_abi_is) << "soft"; |
Bob Wilson | d1447c4 | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 648 | break; |
| 649 | } |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 650 | } |
| 651 | } |
| 652 | |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 653 | return FloatABI; |
| 654 | } |
| 655 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 656 | static void getARMTargetFeatures(const Driver &D, const llvm::Triple &Triple, |
| 657 | const ArgList &Args, |
Rafael Espindola | 9c6fb0f | 2013-11-23 14:36:40 +0000 | [diff] [blame] | 658 | std::vector<const char *> &Features, |
| 659 | bool ForAS) { |
Akira Hatanaka | 3fb33a5 | 2015-07-07 06:42:05 +0000 | [diff] [blame] | 660 | bool KernelOrKext = |
| 661 | Args.hasArg(options::OPT_mkernel, options::OPT_fapple_kext); |
Nico Weber | 6e0ebae | 2015-04-29 21:16:40 +0000 | [diff] [blame] | 662 | StringRef FloatABI = tools::arm::getARMFloatABI(D, Args, Triple); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 663 | const Arg *WaCPU = nullptr, *WaFPU = nullptr; |
| 664 | const Arg *WaHDiv = nullptr, *WaArch = nullptr; |
| 665 | |
Nico Weber | 6e0ebae | 2015-04-29 21:16:40 +0000 | [diff] [blame] | 666 | if (!ForAS) { |
| 667 | // FIXME: Note, this is a hack, the LLVM backend doesn't actually use these |
| 668 | // yet (it uses the -mfloat-abi and -msoft-float options), and it is |
| 669 | // stripped out by the ARM target. We should probably pass this a new |
| 670 | // -target-option, which is handled by the -cc1/-cc1as invocation. |
| 671 | // |
| 672 | // FIXME2: For consistency, it would be ideal if we set up the target |
| 673 | // machine state the same when using the frontend or the assembler. We don't |
| 674 | // currently do that for the assembler, we pass the options directly to the |
| 675 | // backend and never even instantiate the frontend TargetInfo. If we did, |
| 676 | // and used its handleTargetFeatures hook, then we could ensure the |
| 677 | // assembler and the frontend behave the same. |
| 678 | |
| 679 | // Use software floating point operations? |
| 680 | if (FloatABI == "soft") |
| 681 | Features.push_back("+soft-float"); |
| 682 | |
| 683 | // Use software floating point argument passing? |
| 684 | if (FloatABI != "hard") |
| 685 | Features.push_back("+soft-float-abi"); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 686 | } else { |
| 687 | // Here, we make sure that -Wa,-mfpu/cpu/arch/hwdiv will be passed down |
| 688 | // to the assembler correctly. |
| 689 | for (const Arg *A : |
| 690 | Args.filtered(options::OPT_Wa_COMMA, options::OPT_Xassembler)) { |
| 691 | StringRef Value = A->getValue(); |
| 692 | if (Value.startswith("-mfpu=")) { |
| 693 | WaFPU = A; |
| 694 | } else if (Value.startswith("-mcpu=")) { |
| 695 | WaCPU = A; |
| 696 | } else if (Value.startswith("-mhwdiv=")) { |
| 697 | WaHDiv = A; |
| 698 | } else if (Value.startswith("-march=")) { |
| 699 | WaArch = A; |
| 700 | } |
| 701 | } |
Nico Weber | 6e0ebae | 2015-04-29 21:16:40 +0000 | [diff] [blame] | 702 | } |
| 703 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 704 | // Check -march. ClangAs gives preference to -Wa,-march=. |
| 705 | const Arg *ArchArg = Args.getLastArg(options::OPT_march_EQ); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 706 | StringRef ArchName; |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 707 | if (WaArch) { |
| 708 | if (ArchArg) |
| 709 | D.Diag(clang::diag::warn_drv_unused_argument) |
| 710 | << ArchArg->getAsString(Args); |
| 711 | ArchName = StringRef(WaArch->getValue()).substr(7); |
| 712 | checkARMArchName(D, WaArch, Args, ArchName, Triple); |
| 713 | // FIXME: Set Arch. |
| 714 | D.Diag(clang::diag::warn_drv_unused_argument) << WaArch->getAsString(Args); |
| 715 | } else if (ArchArg) { |
| 716 | ArchName = ArchArg->getValue(); |
| 717 | checkARMArchName(D, ArchArg, Args, ArchName, Triple); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 718 | } |
| 719 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 720 | // Check -mcpu. ClangAs gives preference to -Wa,-mcpu=. |
| 721 | const Arg *CPUArg = Args.getLastArg(options::OPT_mcpu_EQ); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 722 | StringRef CPUName; |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 723 | if (WaCPU) { |
| 724 | if (CPUArg) |
| 725 | D.Diag(clang::diag::warn_drv_unused_argument) |
| 726 | << CPUArg->getAsString(Args); |
| 727 | CPUName = StringRef(WaCPU->getValue()).substr(6); |
| 728 | checkARMCPUName(D, WaCPU, Args, CPUName, ArchName, Triple); |
| 729 | } else if (CPUArg) { |
| 730 | CPUName = CPUArg->getValue(); |
| 731 | checkARMCPUName(D, CPUArg, Args, CPUName, ArchName, Triple); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 732 | } |
John Brawn | a95c1a8 | 2015-05-08 12:52:18 +0000 | [diff] [blame] | 733 | |
Renato Golin | 23459c6 | 2015-07-30 16:40:17 +0000 | [diff] [blame] | 734 | // Add CPU features for generic CPUs |
| 735 | if (CPUName == "native") { |
| 736 | llvm::StringMap<bool> HostFeatures; |
| 737 | if (llvm::sys::getHostCPUFeatures(HostFeatures)) |
| 738 | for (auto &F : HostFeatures) |
| 739 | Features.push_back( |
| 740 | Args.MakeArgString((F.second ? "+" : "-") + F.first())); |
| 741 | } |
| 742 | |
| 743 | // Honor -mfpu=. ClangAs gives preference to -Wa,-mfpu=. |
| 744 | const Arg *FPUArg = Args.getLastArg(options::OPT_mfpu_EQ); |
| 745 | if (WaFPU) { |
| 746 | if (FPUArg) |
| 747 | D.Diag(clang::diag::warn_drv_unused_argument) |
| 748 | << FPUArg->getAsString(Args); |
| 749 | getARMFPUFeatures(D, WaFPU, Args, StringRef(WaFPU->getValue()).substr(6), |
| 750 | Features); |
| 751 | } else if (FPUArg) { |
| 752 | getARMFPUFeatures(D, FPUArg, Args, FPUArg->getValue(), Features); |
| 753 | } |
| 754 | |
| 755 | // Honor -mhwdiv=. ClangAs gives preference to -Wa,-mhwdiv=. |
| 756 | const Arg *HDivArg = Args.getLastArg(options::OPT_mhwdiv_EQ); |
| 757 | if (WaHDiv) { |
| 758 | if (HDivArg) |
| 759 | D.Diag(clang::diag::warn_drv_unused_argument) |
| 760 | << HDivArg->getAsString(Args); |
| 761 | getARMHWDivFeatures(D, WaHDiv, Args, |
| 762 | StringRef(WaHDiv->getValue()).substr(8), Features); |
| 763 | } else if (HDivArg) |
| 764 | getARMHWDivFeatures(D, HDivArg, Args, HDivArg->getValue(), Features); |
| 765 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 766 | // Setting -msoft-float effectively disables NEON because of the GCC |
| 767 | // implementation, although the same isn't true of VFP or VFP3. |
Amara Emerson | ecbe18e | 2014-02-12 10:22:35 +0000 | [diff] [blame] | 768 | if (FloatABI == "soft") { |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 769 | Features.push_back("-neon"); |
Amara Emerson | ecbe18e | 2014-02-12 10:22:35 +0000 | [diff] [blame] | 770 | // Also need to explicitly disable features which imply NEON. |
| 771 | Features.push_back("-crypto"); |
| 772 | } |
Bernard Ogden | 18b5701 | 2013-10-29 09:47:51 +0000 | [diff] [blame] | 773 | |
Eric Christopher | 269c2a2 | 2015-04-04 03:34:43 +0000 | [diff] [blame] | 774 | // En/disable crc code generation. |
| 775 | if (Arg *A = Args.getLastArg(options::OPT_mcrc, options::OPT_mnocrc)) { |
Bernard Ogden | 18b5701 | 2013-10-29 09:47:51 +0000 | [diff] [blame] | 776 | if (A->getOption().matches(options::OPT_mcrc)) |
| 777 | Features.push_back("+crc"); |
| 778 | else |
| 779 | Features.push_back("-crc"); |
| 780 | } |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 781 | |
| 782 | if (Triple.getSubArch() == llvm::Triple::SubArchType::ARMSubArch_v8_1a) { |
| 783 | Features.insert(Features.begin(), "+v8.1a"); |
| 784 | } |
Akira Hatanaka | 3fb33a5 | 2015-07-07 06:42:05 +0000 | [diff] [blame] | 785 | |
Akira Hatanaka | c269482 | 2015-07-07 08:28:42 +0000 | [diff] [blame] | 786 | // Look for the last occurrence of -mlong-calls or -mno-long-calls. If |
| 787 | // neither options are specified, see if we are compiling for kernel/kext and |
| 788 | // 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] | 789 | if (Arg *A = Args.getLastArg(options::OPT_mlong_calls, |
| 790 | options::OPT_mno_long_calls)) { |
| 791 | if (A->getOption().matches(options::OPT_mlong_calls)) |
| 792 | Features.push_back("+long-calls"); |
| 793 | } else if (KernelOrKext && (!Triple.isiOS() || Triple.isOSVersionLT(6))) { |
| 794 | Features.push_back("+long-calls"); |
| 795 | } |
Akira Hatanaka | 580efb2 | 2015-07-16 00:43:00 +0000 | [diff] [blame] | 796 | |
Akira Hatanaka | 7651dd8 | 2015-07-28 22:26:45 +0000 | [diff] [blame] | 797 | // Kernel code has more strict alignment requirements. |
| 798 | if (KernelOrKext) |
| 799 | Features.push_back("+strict-align"); |
| 800 | else if (Arg *A = Args.getLastArg(options::OPT_mno_unaligned_access, |
| 801 | options::OPT_munaligned_access)) { |
| 802 | if (A->getOption().matches(options::OPT_munaligned_access)) { |
| 803 | // No v6M core supports unaligned memory access (v6M ARM ARM A3.2). |
| 804 | if (Triple.getSubArch() == llvm::Triple::SubArchType::ARMSubArch_v6m) |
| 805 | D.Diag(diag::err_target_unsupported_unaligned) << "v6m"; |
| 806 | } else |
| 807 | Features.push_back("+strict-align"); |
| 808 | } else { |
| 809 | // Assume pre-ARMv6 doesn't support unaligned accesses. |
| 810 | // |
| 811 | // ARMv6 may or may not support unaligned accesses depending on the |
| 812 | // SCTLR.U bit, which is architecture-specific. We assume ARMv6 |
| 813 | // Darwin and NetBSD targets support unaligned accesses, and others don't. |
| 814 | // |
| 815 | // ARMv7 always has SCTLR.U set to 1, but it has a new SCTLR.A bit |
| 816 | // which raises an alignment fault on unaligned accesses. Linux |
| 817 | // defaults this bit to 0 and handles it as a system-wide (not |
| 818 | // per-process) setting. It is therefore safe to assume that ARMv7+ |
| 819 | // Linux targets support unaligned accesses. The same goes for NaCl. |
| 820 | // |
| 821 | // The above behavior is consistent with GCC. |
| 822 | int VersionNum = getARMSubArchVersionNumber(Triple); |
| 823 | if (Triple.isOSDarwin() || Triple.isOSNetBSD()) { |
| 824 | if (VersionNum < 6) |
| 825 | Features.push_back("+strict-align"); |
| 826 | } else if (Triple.isOSLinux() || Triple.isOSNaCl()) { |
| 827 | if (VersionNum < 7) |
| 828 | Features.push_back("+strict-align"); |
| 829 | } else |
| 830 | Features.push_back("+strict-align"); |
| 831 | } |
| 832 | |
Akira Hatanaka | 0a23fac | 2015-07-21 01:41:08 +0000 | [diff] [blame] | 833 | // llvm does not support reserving registers in general. There is support |
| 834 | // for reserving r9 on ARM though (defined as a platform-specific register |
| 835 | // in ARM EABI). |
| 836 | if (Args.hasArg(options::OPT_ffixed_r9)) |
| 837 | Features.push_back("+reserve-r9"); |
| 838 | |
Akira Hatanaka | 580efb2 | 2015-07-16 00:43:00 +0000 | [diff] [blame] | 839 | // The kext linker doesn't know how to deal with movw/movt. |
| 840 | if (KernelOrKext) |
| 841 | Features.push_back("+no-movt"); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 842 | } |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 843 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 844 | void Clang::AddARMTargetArgs(const ArgList &Args, ArgStringList &CmdArgs, |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 845 | bool KernelOrKext) const { |
| 846 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | bd847cc | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 847 | // Get the effective triple, which takes into account the deployment target. |
| 848 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 849 | llvm::Triple Triple(TripleStr); |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 850 | |
| 851 | // Select the ABI to use. |
| 852 | // |
| 853 | // FIXME: Support -meabi. |
Eric Christopher | 5227653 | 2014-12-10 22:58:34 +0000 | [diff] [blame] | 854 | // FIXME: Parts of this are duplicated in the backend, unify this somehow. |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 855 | const char *ABIName = nullptr; |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 856 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 857 | ABIName = A->getValue(); |
Tim Northover | e5c6f4c | 2014-05-22 12:54:30 +0000 | [diff] [blame] | 858 | } else if (Triple.isOSBinFormatMachO()) { |
Daniel Dunbar | 5f18f6e | 2012-10-22 18:30:51 +0000 | [diff] [blame] | 859 | // The backend is hardwired to assume AAPCS for M-class processors, ensure |
| 860 | // the frontend matches that. |
Tim Northover | e66c946 | 2013-10-03 14:23:28 +0000 | [diff] [blame] | 861 | if (Triple.getEnvironment() == llvm::Triple::EABI || |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 862 | Triple.getOS() == llvm::Triple::UnknownOS || isARMMProfile(Triple)) { |
Daniel Dunbar | 5f18f6e | 2012-10-22 18:30:51 +0000 | [diff] [blame] | 863 | ABIName = "aapcs"; |
| 864 | } else { |
| 865 | ABIName = "apcs-gnu"; |
| 866 | } |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 867 | } else if (Triple.isOSWindows()) { |
| 868 | // FIXME: this is invalid for WindowsCE |
| 869 | ABIName = "aapcs"; |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 870 | } else { |
| 871 | // Select the default based on the platform. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 872 | switch (Triple.getEnvironment()) { |
Logan Chien | c6fd820 | 2012-09-02 09:30:11 +0000 | [diff] [blame] | 873 | case llvm::Triple::Android: |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 874 | case llvm::Triple::GNUEABI: |
Jiangning Liu | 61b06cb | 2012-07-31 08:06:29 +0000 | [diff] [blame] | 875 | case llvm::Triple::GNUEABIHF: |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 876 | ABIName = "aapcs-linux"; |
| 877 | break; |
Joerg Sonnenberger | d75a1f8 | 2013-12-16 19:16:04 +0000 | [diff] [blame] | 878 | case llvm::Triple::EABIHF: |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 879 | case llvm::Triple::EABI: |
| 880 | ABIName = "aapcs"; |
| 881 | break; |
Oliver Stannard | ec8b6b3 | 2014-09-04 10:38:53 +0000 | [diff] [blame] | 882 | default: |
Eric Christopher | 7a8b31d | 2014-12-18 02:08:51 +0000 | [diff] [blame] | 883 | if (Triple.getOS() == llvm::Triple::NetBSD) |
| 884 | ABIName = "apcs-gnu"; |
| 885 | else |
| 886 | ABIName = "aapcs"; |
Oliver Stannard | ec8b6b3 | 2014-09-04 10:38:53 +0000 | [diff] [blame] | 887 | break; |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 888 | } |
| 889 | } |
| 890 | CmdArgs.push_back("-target-abi"); |
| 891 | CmdArgs.push_back(ABIName); |
| 892 | |
Anton Korobeynikov | a29e462 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 893 | // Determine floating point ABI from the options & target defaults. |
Tim Northover | 9c7e035 | 2013-12-12 11:55:52 +0000 | [diff] [blame] | 894 | StringRef FloatABI = tools::arm::getARMFloatABI(D, Args, Triple); |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 895 | if (FloatABI == "soft") { |
| 896 | // Floating point operations and argument passing are soft. |
| 897 | // |
| 898 | // FIXME: This changes CPP defines, we need -target-soft-float. |
Daniel Dunbar | a74f8ff | 2009-11-30 08:42:00 +0000 | [diff] [blame] | 899 | CmdArgs.push_back("-msoft-float"); |
Daniel Dunbar | 6cc525b | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 900 | CmdArgs.push_back("-mfloat-abi"); |
| 901 | CmdArgs.push_back("soft"); |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 902 | } else if (FloatABI == "softfp") { |
| 903 | // Floating point operations are hard, but argument passing is soft. |
Daniel Dunbar | 6cc525b | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 904 | CmdArgs.push_back("-mfloat-abi"); |
| 905 | CmdArgs.push_back("soft"); |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 906 | } else { |
| 907 | // Floating point operations and argument passing are hard. |
| 908 | assert(FloatABI == "hard" && "Invalid float abi!"); |
Daniel Dunbar | 6cc525b | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 909 | CmdArgs.push_back("-mfloat-abi"); |
| 910 | CmdArgs.push_back("hard"); |
Daniel Dunbar | 7848592 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 911 | } |
Daniel Dunbar | 893d475 | 2009-12-19 04:15:38 +0000 | [diff] [blame] | 912 | |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 913 | // Forward the -mglobal-merge option for explicit control over the pass. |
Chad Rosier | ba3df1d | 2011-08-26 00:26:29 +0000 | [diff] [blame] | 914 | if (Arg *A = Args.getLastArg(options::OPT_mglobal_merge, |
| 915 | options::OPT_mno_global_merge)) { |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 916 | CmdArgs.push_back("-backend-option"); |
Chad Rosier | ba3df1d | 2011-08-26 00:26:29 +0000 | [diff] [blame] | 917 | if (A->getOption().matches(options::OPT_mno_global_merge)) |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 918 | CmdArgs.push_back("-arm-global-merge=false"); |
| 919 | else |
| 920 | CmdArgs.push_back("-arm-global-merge=true"); |
Chad Rosier | ba3df1d | 2011-08-26 00:26:29 +0000 | [diff] [blame] | 921 | } |
Chad Rosier | f1985d2 | 2012-05-16 20:40:09 +0000 | [diff] [blame] | 922 | |
Bob Wilson | 9c8af45 | 2013-04-11 18:53:25 +0000 | [diff] [blame] | 923 | if (!Args.hasFlag(options::OPT_mimplicit_float, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 924 | options::OPT_mno_implicit_float, true)) |
Chad Rosier | f1985d2 | 2012-05-16 20:40:09 +0000 | [diff] [blame] | 925 | CmdArgs.push_back("-no-implicit-float"); |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 926 | } |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 927 | // ARM tools end. |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 928 | |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 929 | /// getAArch64TargetCPU - Get the (LLVM) name of the AArch64 cpu we are |
| 930 | /// targeting. |
| 931 | static std::string getAArch64TargetCPU(const ArgList &Args) { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 932 | Arg *A; |
| 933 | std::string CPU; |
| 934 | // If we have -mtune or -mcpu, use that. |
| 935 | if ((A = Args.getLastArg(options::OPT_mtune_EQ))) { |
Gabor Ballabas | a24a1a4 | 2015-07-20 11:28:20 +0000 | [diff] [blame] | 936 | CPU = StringRef(A->getValue()).lower(); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 937 | } else if ((A = Args.getLastArg(options::OPT_mcpu_EQ))) { |
Renato Golin | 4045f66 | 2015-05-08 15:44:36 +0000 | [diff] [blame] | 938 | StringRef Mcpu = A->getValue(); |
Gabor Ballabas | 726ce7f | 2015-06-12 17:33:37 +0000 | [diff] [blame] | 939 | CPU = Mcpu.split("+").first.lower(); |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 940 | } |
| 941 | |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 942 | // Handle CPU name is 'native'. |
| 943 | if (CPU == "native") |
| 944 | return llvm::sys::getHostCPUName(); |
| 945 | else if (CPU.size()) |
| 946 | return CPU; |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 947 | |
James Molloy | 9b1586b | 2014-04-17 12:51:17 +0000 | [diff] [blame] | 948 | // Make sure we pick "cyclone" if -arch is used. |
| 949 | // FIXME: Should this be picked by checking the target triple instead? |
| 950 | if (Args.getLastArg(options::OPT_arch)) |
| 951 | return "cyclone"; |
| 952 | |
| 953 | return "generic"; |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 954 | } |
| 955 | |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 956 | void Clang::AddAArch64TargetArgs(const ArgList &Args, |
| 957 | ArgStringList &CmdArgs) const { |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 958 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 959 | llvm::Triple Triple(TripleStr); |
| 960 | |
| 961 | if (!Args.hasFlag(options::OPT_mred_zone, options::OPT_mno_red_zone, true) || |
| 962 | Args.hasArg(options::OPT_mkernel) || |
| 963 | Args.hasArg(options::OPT_fapple_kext)) |
| 964 | CmdArgs.push_back("-disable-red-zone"); |
| 965 | |
| 966 | if (!Args.hasFlag(options::OPT_mimplicit_float, |
| 967 | options::OPT_mno_implicit_float, true)) |
| 968 | CmdArgs.push_back("-no-implicit-float"); |
| 969 | |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 970 | const char *ABIName = nullptr; |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 971 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) |
| 972 | ABIName = A->getValue(); |
| 973 | else if (Triple.isOSDarwin()) |
| 974 | ABIName = "darwinpcs"; |
| 975 | else |
| 976 | ABIName = "aapcs"; |
| 977 | |
| 978 | CmdArgs.push_back("-target-abi"); |
| 979 | CmdArgs.push_back(ABIName); |
| 980 | |
Bradley Smith | 9ff6433 | 2014-10-13 10:16:06 +0000 | [diff] [blame] | 981 | if (Arg *A = Args.getLastArg(options::OPT_mfix_cortex_a53_835769, |
| 982 | options::OPT_mno_fix_cortex_a53_835769)) { |
| 983 | CmdArgs.push_back("-backend-option"); |
| 984 | if (A->getOption().matches(options::OPT_mfix_cortex_a53_835769)) |
| 985 | CmdArgs.push_back("-aarch64-fix-cortex-a53-835769=1"); |
| 986 | else |
| 987 | CmdArgs.push_back("-aarch64-fix-cortex-a53-835769=0"); |
Bradley Smith | 04ee8aa | 2014-10-16 16:35:14 +0000 | [diff] [blame] | 988 | } else if (Triple.getEnvironment() == llvm::Triple::Android) { |
| 989 | // Enabled A53 errata (835769) workaround by default on android |
| 990 | CmdArgs.push_back("-backend-option"); |
| 991 | CmdArgs.push_back("-aarch64-fix-cortex-a53-835769=1"); |
Bradley Smith | 9ff6433 | 2014-10-13 10:16:06 +0000 | [diff] [blame] | 992 | } |
| 993 | |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 994 | // Forward the -mglobal-merge option for explicit control over the pass. |
Bob Wilson | bdd2b3c | 2014-05-29 19:43:02 +0000 | [diff] [blame] | 995 | if (Arg *A = Args.getLastArg(options::OPT_mglobal_merge, |
| 996 | options::OPT_mno_global_merge)) { |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 997 | CmdArgs.push_back("-backend-option"); |
Bob Wilson | bdd2b3c | 2014-05-29 19:43:02 +0000 | [diff] [blame] | 998 | if (A->getOption().matches(options::OPT_mno_global_merge)) |
Ahmed Bougacha | 256a869 | 2015-04-11 00:10:44 +0000 | [diff] [blame] | 999 | CmdArgs.push_back("-aarch64-global-merge=false"); |
| 1000 | else |
| 1001 | CmdArgs.push_back("-aarch64-global-merge=true"); |
Bob Wilson | bdd2b3c | 2014-05-29 19:43:02 +0000 | [diff] [blame] | 1002 | } |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 1003 | } |
| 1004 | |
Simon Atanasyan | 3b7589a | 2012-04-07 22:09:23 +0000 | [diff] [blame] | 1005 | // Get CPU and ABI names. They are not independent |
| 1006 | // so we have to calculate them together. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1007 | void mips::getMipsCPUAndABI(const ArgList &Args, const llvm::Triple &Triple, |
| 1008 | StringRef &CPUName, StringRef &ABIName) { |
Simon Atanasyan | 1a3665b6 | 2014-01-27 13:59:04 +0000 | [diff] [blame] | 1009 | const char *DefMips32CPU = "mips32r2"; |
| 1010 | const char *DefMips64CPU = "mips64r2"; |
Akira Hatanaka | 37fd9e9 | 2011-09-26 21:07:52 +0000 | [diff] [blame] | 1011 | |
Daniel Sanders | 2bf1366 | 2014-07-10 14:40:57 +0000 | [diff] [blame] | 1012 | // MIPS32r6 is the default for mips(el)?-img-linux-gnu and MIPS64r6 is the |
| 1013 | // default for mips64(el)?-img-linux-gnu. |
| 1014 | if (Triple.getVendor() == llvm::Triple::ImaginationTechnologies && |
| 1015 | Triple.getEnvironment() == llvm::Triple::GNU) { |
| 1016 | DefMips32CPU = "mips32r6"; |
| 1017 | DefMips64CPU = "mips64r6"; |
| 1018 | } |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 1019 | |
Petar Jovanovic | 9fe32cd | 2015-07-17 12:57:30 +0000 | [diff] [blame] | 1020 | // MIPS64r6 is the default for Android MIPS64 (mips64el-linux-android). |
| 1021 | if (Triple.getEnvironment() == llvm::Triple::Android) |
| 1022 | DefMips64CPU = "mips64r6"; |
Daniel Sanders | 2bf1366 | 2014-07-10 14:40:57 +0000 | [diff] [blame] | 1023 | |
Brad Smith | ba26f58 | 2015-01-06 02:53:17 +0000 | [diff] [blame] | 1024 | // MIPS3 is the default for mips64*-unknown-openbsd. |
| 1025 | if (Triple.getOS() == llvm::Triple::OpenBSD) |
| 1026 | DefMips64CPU = "mips3"; |
| 1027 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1028 | 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] | 1029 | CPUName = A->getValue(); |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1030 | |
Simon Atanasyan | 4938ddb | 2013-04-21 13:30:10 +0000 | [diff] [blame] | 1031 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1032 | ABIName = A->getValue(); |
Simon Atanasyan | 4938ddb | 2013-04-21 13:30:10 +0000 | [diff] [blame] | 1033 | // Convert a GNU style Mips ABI name to the name |
| 1034 | // accepted by LLVM Mips backend. |
| 1035 | ABIName = llvm::StringSwitch<llvm::StringRef>(ABIName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1036 | .Case("32", "o32") |
| 1037 | .Case("64", "n64") |
| 1038 | .Default(ABIName); |
Simon Atanasyan | 4938ddb | 2013-04-21 13:30:10 +0000 | [diff] [blame] | 1039 | } |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1040 | |
| 1041 | // Setup default CPU and ABI names. |
| 1042 | if (CPUName.empty() && ABIName.empty()) { |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1043 | switch (Triple.getArch()) { |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1044 | default: |
| 1045 | llvm_unreachable("Unexpected triple arch name"); |
| 1046 | case llvm::Triple::mips: |
| 1047 | case llvm::Triple::mipsel: |
| 1048 | CPUName = DefMips32CPU; |
| 1049 | break; |
| 1050 | case llvm::Triple::mips64: |
| 1051 | case llvm::Triple::mips64el: |
| 1052 | CPUName = DefMips64CPU; |
| 1053 | break; |
| 1054 | } |
| 1055 | } |
| 1056 | |
Simon Atanasyan | a42a84e | 2014-07-02 13:20:36 +0000 | [diff] [blame] | 1057 | if (ABIName.empty()) { |
| 1058 | // Deduce ABI name from the target triple. |
| 1059 | if (Triple.getArch() == llvm::Triple::mips || |
| 1060 | Triple.getArch() == llvm::Triple::mipsel) |
| 1061 | ABIName = "o32"; |
| 1062 | else |
| 1063 | ABIName = "n64"; |
| 1064 | } |
| 1065 | |
| 1066 | if (CPUName.empty()) { |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1067 | // Deduce CPU name from ABI name. |
| 1068 | CPUName = llvm::StringSwitch<const char *>(ABIName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1069 | .Cases("o32", "eabi", DefMips32CPU) |
| 1070 | .Cases("n32", "n64", DefMips64CPU) |
| 1071 | .Default(""); |
Simon Atanasyan | 464a7f7 | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 1072 | } |
Simon Atanasyan | c92717f | 2014-07-23 09:27:10 +0000 | [diff] [blame] | 1073 | |
| 1074 | // FIXME: Warn on inconsistent use of -march and -mabi. |
Simon Atanasyan | 3b7589a | 2012-04-07 22:09:23 +0000 | [diff] [blame] | 1075 | } |
| 1076 | |
Simon Atanasyan | 0da400c | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 1077 | // Convert ABI name to the GNU tools acceptable variant. |
| 1078 | static StringRef getGnuCompatibleMipsABIName(StringRef ABI) { |
| 1079 | return llvm::StringSwitch<llvm::StringRef>(ABI) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1080 | .Case("o32", "32") |
| 1081 | .Case("n64", "64") |
| 1082 | .Default(ABI); |
Simon Atanasyan | 0da400c | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 1083 | } |
| 1084 | |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1085 | // Select the MIPS float ABI as determined by -msoft-float, -mhard-float, |
| 1086 | // and -mfloat-abi=. |
| 1087 | static StringRef getMipsFloatABI(const Driver &D, const ArgList &Args) { |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 1088 | StringRef FloatABI; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1089 | if (Arg *A = |
| 1090 | Args.getLastArg(options::OPT_msoft_float, options::OPT_mhard_float, |
| 1091 | options::OPT_mfloat_abi_EQ)) { |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1092 | if (A->getOption().matches(options::OPT_msoft_float)) |
| 1093 | FloatABI = "soft"; |
| 1094 | else if (A->getOption().matches(options::OPT_mhard_float)) |
| 1095 | FloatABI = "hard"; |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1096 | else { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1097 | FloatABI = A->getValue(); |
Simon Atanasyan | 512dc38 | 2013-04-14 08:37:15 +0000 | [diff] [blame] | 1098 | if (FloatABI != "soft" && FloatABI != "hard") { |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1099 | D.Diag(diag::err_drv_invalid_mfloat_abi) << A->getAsString(Args); |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1100 | FloatABI = "hard"; |
| 1101 | } |
| 1102 | } |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1103 | } |
| 1104 | |
| 1105 | // If unspecified, choose the default based on the platform. |
| 1106 | if (FloatABI.empty()) { |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1107 | // Assume "hard", because it's a default value used by gcc. |
| 1108 | // When we start to recognize specific target MIPS processors, |
| 1109 | // we will be able to select the default more correctly. |
| 1110 | FloatABI = "hard"; |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1111 | } |
| 1112 | |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1113 | return FloatABI; |
| 1114 | } |
| 1115 | |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1116 | static void AddTargetFeature(const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1117 | std::vector<const char *> &Features, |
| 1118 | OptSpecifier OnOpt, OptSpecifier OffOpt, |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1119 | StringRef FeatureName) { |
| 1120 | if (Arg *A = Args.getLastArg(OnOpt, OffOpt)) { |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1121 | if (A->getOption().matches(OnOpt)) |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1122 | Features.push_back(Args.MakeArgString("+" + FeatureName)); |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1123 | else |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1124 | Features.push_back(Args.MakeArgString("-" + FeatureName)); |
Simon Atanasyan | 9b1932d | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1125 | } |
| 1126 | } |
| 1127 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1128 | static void getMIPSTargetFeatures(const Driver &D, const llvm::Triple &Triple, |
| 1129 | const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1130 | std::vector<const char *> &Features) { |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1131 | StringRef CPUName; |
| 1132 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 1133 | mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1134 | ABIName = getGnuCompatibleMipsABIName(ABIName); |
| 1135 | |
Daniel Sanders | feb6130 | 2014-08-08 15:47:17 +0000 | [diff] [blame] | 1136 | AddTargetFeature(Args, Features, options::OPT_mno_abicalls, |
| 1137 | options::OPT_mabicalls, "noabicalls"); |
Daniel Sanders | e805f44 | 2014-08-08 13:44:50 +0000 | [diff] [blame] | 1138 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1139 | StringRef FloatABI = getMipsFloatABI(D, Args); |
Simon Atanasyan | 22a6f4d | 2013-11-19 12:22:38 +0000 | [diff] [blame] | 1140 | if (FloatABI == "soft") { |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1141 | // FIXME: Note, this is a hack. We need to pass the selected float |
| 1142 | // mode to the MipsTargetInfoBase to define appropriate macros there. |
| 1143 | // Now it is the only method. |
| 1144 | Features.push_back("+soft-float"); |
| 1145 | } |
| 1146 | |
Simon Atanasyan | 22127ce | 2013-09-24 09:09:16 +0000 | [diff] [blame] | 1147 | if (Arg *A = Args.getLastArg(options::OPT_mnan_EQ)) { |
Matheus Almeida | 602bff3 | 2014-05-07 16:16:07 +0000 | [diff] [blame] | 1148 | StringRef Val = StringRef(A->getValue()); |
Petar Jovanovic | 1dbc317 | 2015-04-14 12:49:08 +0000 | [diff] [blame] | 1149 | if (Val == "2008") { |
| 1150 | if (mips::getSupportedNanEncoding(CPUName) & mips::Nan2008) |
| 1151 | Features.push_back("+nan2008"); |
| 1152 | else { |
| 1153 | Features.push_back("-nan2008"); |
| 1154 | D.Diag(diag::warn_target_unsupported_nan2008) << CPUName; |
| 1155 | } |
| 1156 | } else if (Val == "legacy") { |
| 1157 | if (mips::getSupportedNanEncoding(CPUName) & mips::NanLegacy) |
| 1158 | Features.push_back("-nan2008"); |
| 1159 | else { |
| 1160 | Features.push_back("+nan2008"); |
| 1161 | D.Diag(diag::warn_target_unsupported_nanlegacy) << CPUName; |
| 1162 | } |
| 1163 | } else |
Matheus Almeida | 602bff3 | 2014-05-07 16:16:07 +0000 | [diff] [blame] | 1164 | D.Diag(diag::err_drv_unsupported_option_argument) |
| 1165 | << A->getOption().getName() << Val; |
Simon Atanasyan | 22127ce | 2013-09-24 09:09:16 +0000 | [diff] [blame] | 1166 | } |
| 1167 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1168 | AddTargetFeature(Args, Features, options::OPT_msingle_float, |
| 1169 | options::OPT_mdouble_float, "single-float"); |
| 1170 | AddTargetFeature(Args, Features, options::OPT_mips16, options::OPT_mno_mips16, |
| 1171 | "mips16"); |
| 1172 | AddTargetFeature(Args, Features, options::OPT_mmicromips, |
| 1173 | options::OPT_mno_micromips, "micromips"); |
| 1174 | AddTargetFeature(Args, Features, options::OPT_mdsp, options::OPT_mno_dsp, |
| 1175 | "dsp"); |
| 1176 | AddTargetFeature(Args, Features, options::OPT_mdspr2, options::OPT_mno_dspr2, |
| 1177 | "dspr2"); |
| 1178 | AddTargetFeature(Args, Features, options::OPT_mmsa, options::OPT_mno_msa, |
| 1179 | "msa"); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1180 | |
| 1181 | // Add the last -mfp32/-mfpxx/-mfp64 or if none are given and the ABI is O32 |
| 1182 | // pass -mfpxx |
| 1183 | if (Arg *A = Args.getLastArg(options::OPT_mfp32, options::OPT_mfpxx, |
| 1184 | options::OPT_mfp64)) { |
| 1185 | if (A->getOption().matches(options::OPT_mfp32)) |
| 1186 | Features.push_back(Args.MakeArgString("-fp64")); |
| 1187 | else if (A->getOption().matches(options::OPT_mfpxx)) { |
| 1188 | Features.push_back(Args.MakeArgString("+fpxx")); |
| 1189 | Features.push_back(Args.MakeArgString("+nooddspreg")); |
| 1190 | } else |
| 1191 | Features.push_back(Args.MakeArgString("+fp64")); |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 1192 | } else if (mips::shouldUseFPXX(Args, Triple, CPUName, ABIName, FloatABI)) { |
Daniel Sanders | 2e9427a | 2014-07-16 09:57:54 +0000 | [diff] [blame] | 1193 | Features.push_back(Args.MakeArgString("+fpxx")); |
| 1194 | Features.push_back(Args.MakeArgString("+nooddspreg")); |
| 1195 | } |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 1196 | |
Daniel Sanders | 28e5d39 | 2014-07-10 10:39:51 +0000 | [diff] [blame] | 1197 | AddTargetFeature(Args, Features, options::OPT_mno_odd_spreg, |
| 1198 | options::OPT_modd_spreg, "nooddspreg"); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1199 | } |
| 1200 | |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1201 | void Clang::AddMIPSTargetArgs(const ArgList &Args, |
Simon Atanasyan | f008724 | 2013-04-14 14:07:41 +0000 | [diff] [blame] | 1202 | ArgStringList &CmdArgs) const { |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1203 | const Driver &D = getToolChain().getDriver(); |
| 1204 | StringRef CPUName; |
| 1205 | StringRef ABIName; |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1206 | const llvm::Triple &Triple = getToolChain().getTriple(); |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 1207 | mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName); |
Simon Atanasyan | 590ad8f | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 1208 | |
| 1209 | CmdArgs.push_back("-target-abi"); |
| 1210 | CmdArgs.push_back(ABIName.data()); |
| 1211 | |
| 1212 | StringRef FloatABI = getMipsFloatABI(D, Args); |
| 1213 | |
Simon Atanasyan | 22a6f4d | 2013-11-19 12:22:38 +0000 | [diff] [blame] | 1214 | if (FloatABI == "soft") { |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1215 | // Floating point operations and argument passing are soft. |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1216 | CmdArgs.push_back("-msoft-float"); |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1217 | CmdArgs.push_back("-mfloat-abi"); |
| 1218 | CmdArgs.push_back("soft"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1219 | } else { |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1220 | // Floating point operations and argument passing are hard. |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1221 | assert(FloatABI == "hard" && "Invalid float abi!"); |
Akira Hatanaka | 6976ec8 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1222 | CmdArgs.push_back("-mfloat-abi"); |
| 1223 | CmdArgs.push_back("hard"); |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1224 | } |
Simon Atanasyan | 6f23fa0 | 2012-07-05 14:19:39 +0000 | [diff] [blame] | 1225 | |
Simon Atanasyan | 2eaec51 | 2012-12-01 18:27:21 +0000 | [diff] [blame] | 1226 | if (Arg *A = Args.getLastArg(options::OPT_mxgot, options::OPT_mno_xgot)) { |
| 1227 | if (A->getOption().matches(options::OPT_mxgot)) { |
| 1228 | CmdArgs.push_back("-mllvm"); |
| 1229 | CmdArgs.push_back("-mxgot"); |
| 1230 | } |
| 1231 | } |
| 1232 | |
Simon Atanasyan | c580b32 | 2013-05-11 06:33:44 +0000 | [diff] [blame] | 1233 | if (Arg *A = Args.getLastArg(options::OPT_mldc1_sdc1, |
| 1234 | options::OPT_mno_ldc1_sdc1)) { |
| 1235 | if (A->getOption().matches(options::OPT_mno_ldc1_sdc1)) { |
| 1236 | CmdArgs.push_back("-mllvm"); |
| 1237 | CmdArgs.push_back("-mno-ldc1-sdc1"); |
| 1238 | } |
| 1239 | } |
| 1240 | |
Akira Hatanaka | 0aa60ef | 2013-07-19 18:58:48 +0000 | [diff] [blame] | 1241 | if (Arg *A = Args.getLastArg(options::OPT_mcheck_zero_division, |
| 1242 | options::OPT_mno_check_zero_division)) { |
| 1243 | if (A->getOption().matches(options::OPT_mno_check_zero_division)) { |
| 1244 | CmdArgs.push_back("-mllvm"); |
| 1245 | CmdArgs.push_back("-mno-check-zero-division"); |
| 1246 | } |
| 1247 | } |
| 1248 | |
Simon Atanasyan | ec4b1c1 | 2012-08-27 20:55:56 +0000 | [diff] [blame] | 1249 | if (Arg *A = Args.getLastArg(options::OPT_G)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1250 | StringRef v = A->getValue(); |
Simon Atanasyan | ec4b1c1 | 2012-08-27 20:55:56 +0000 | [diff] [blame] | 1251 | CmdArgs.push_back("-mllvm"); |
| 1252 | CmdArgs.push_back(Args.MakeArgString("-mips-ssection-threshold=" + v)); |
| 1253 | A->claim(); |
| 1254 | } |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1255 | } |
| 1256 | |
Hal Finkel | 8eb5928 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1257 | /// getPPCTargetCPU - Get the (LLVM) name of the PowerPC cpu we are targeting. |
| 1258 | static std::string getPPCTargetCPU(const ArgList &Args) { |
| 1259 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1260 | StringRef CPUName = A->getValue(); |
Hal Finkel | 8eb5928 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1261 | |
| 1262 | if (CPUName == "native") { |
| 1263 | std::string CPU = llvm::sys::getHostCPUName(); |
| 1264 | if (!CPU.empty() && CPU != "generic") |
| 1265 | return CPU; |
| 1266 | else |
| 1267 | return ""; |
| 1268 | } |
| 1269 | |
| 1270 | return llvm::StringSwitch<const char *>(CPUName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1271 | .Case("common", "generic") |
| 1272 | .Case("440", "440") |
| 1273 | .Case("440fp", "440") |
| 1274 | .Case("450", "450") |
| 1275 | .Case("601", "601") |
| 1276 | .Case("602", "602") |
| 1277 | .Case("603", "603") |
| 1278 | .Case("603e", "603e") |
| 1279 | .Case("603ev", "603ev") |
| 1280 | .Case("604", "604") |
| 1281 | .Case("604e", "604e") |
| 1282 | .Case("620", "620") |
| 1283 | .Case("630", "pwr3") |
| 1284 | .Case("G3", "g3") |
| 1285 | .Case("7400", "7400") |
| 1286 | .Case("G4", "g4") |
| 1287 | .Case("7450", "7450") |
| 1288 | .Case("G4+", "g4+") |
| 1289 | .Case("750", "750") |
| 1290 | .Case("970", "970") |
| 1291 | .Case("G5", "g5") |
| 1292 | .Case("a2", "a2") |
| 1293 | .Case("a2q", "a2q") |
| 1294 | .Case("e500mc", "e500mc") |
| 1295 | .Case("e5500", "e5500") |
| 1296 | .Case("power3", "pwr3") |
| 1297 | .Case("power4", "pwr4") |
| 1298 | .Case("power5", "pwr5") |
| 1299 | .Case("power5x", "pwr5x") |
| 1300 | .Case("power6", "pwr6") |
| 1301 | .Case("power6x", "pwr6x") |
| 1302 | .Case("power7", "pwr7") |
| 1303 | .Case("power8", "pwr8") |
| 1304 | .Case("pwr3", "pwr3") |
| 1305 | .Case("pwr4", "pwr4") |
| 1306 | .Case("pwr5", "pwr5") |
| 1307 | .Case("pwr5x", "pwr5x") |
| 1308 | .Case("pwr6", "pwr6") |
| 1309 | .Case("pwr6x", "pwr6x") |
| 1310 | .Case("pwr7", "pwr7") |
| 1311 | .Case("pwr8", "pwr8") |
| 1312 | .Case("powerpc", "ppc") |
| 1313 | .Case("powerpc64", "ppc64") |
| 1314 | .Case("powerpc64le", "ppc64le") |
| 1315 | .Default(""); |
Hal Finkel | 8eb5928 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1316 | } |
| 1317 | |
| 1318 | return ""; |
| 1319 | } |
| 1320 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1321 | static void getPPCTargetFeatures(const ArgList &Args, |
| 1322 | std::vector<const char *> &Features) { |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 1323 | for (const Arg *A : Args.filtered(options::OPT_m_ppc_Features_Group)) { |
| 1324 | StringRef Name = A->getOption().getName(); |
| 1325 | A->claim(); |
Eric Christopher | 643bb6a | 2013-10-16 20:40:08 +0000 | [diff] [blame] | 1326 | |
| 1327 | // Skip over "-m". |
| 1328 | assert(Name.startswith("m") && "Invalid feature name."); |
| 1329 | Name = Name.substr(1); |
| 1330 | |
| 1331 | bool IsNegative = Name.startswith("no-"); |
| 1332 | if (IsNegative) |
| 1333 | Name = Name.substr(3); |
| 1334 | |
| 1335 | // Note that gcc calls this mfcrf and LLVM calls this mfocrf so we |
| 1336 | // pass the correct option to the backend while calling the frontend |
| 1337 | // option the same. |
| 1338 | // TODO: Change the LLVM backend option maybe? |
| 1339 | if (Name == "mfcrf") |
| 1340 | Name = "mfocrf"; |
| 1341 | |
| 1342 | Features.push_back(Args.MakeArgString((IsNegative ? "-" : "+") + Name)); |
| 1343 | } |
| 1344 | |
| 1345 | // Altivec is a bit weird, allow overriding of the Altivec feature here. |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1346 | AddTargetFeature(Args, Features, options::OPT_faltivec, |
| 1347 | options::OPT_fno_altivec, "altivec"); |
Hal Finkel | 8eb5928 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1348 | } |
| 1349 | |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1350 | void Clang::AddPPCTargetArgs(const ArgList &Args, |
| 1351 | ArgStringList &CmdArgs) const { |
| 1352 | // Select the ABI to use. |
| 1353 | const char *ABIName = nullptr; |
Eric Christopher | 71e5e3d | 2015-07-10 18:25:54 +0000 | [diff] [blame] | 1354 | if (getToolChain().getTriple().isOSLinux()) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1355 | switch (getToolChain().getArch()) { |
Hal Finkel | 0d0a1a5 | 2015-03-11 19:14:15 +0000 | [diff] [blame] | 1356 | case llvm::Triple::ppc64: { |
| 1357 | // When targeting a processor that supports QPX, or if QPX is |
| 1358 | // specifically enabled, default to using the ABI that supports QPX (so |
| 1359 | // long as it is not specifically disabled). |
| 1360 | bool HasQPX = false; |
| 1361 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) |
| 1362 | HasQPX = A->getValue() == StringRef("a2q"); |
| 1363 | HasQPX = Args.hasFlag(options::OPT_mqpx, options::OPT_mno_qpx, HasQPX); |
| 1364 | if (HasQPX) { |
| 1365 | ABIName = "elfv1-qpx"; |
| 1366 | break; |
| 1367 | } |
| 1368 | |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1369 | ABIName = "elfv1"; |
| 1370 | break; |
Hal Finkel | 0d0a1a5 | 2015-03-11 19:14:15 +0000 | [diff] [blame] | 1371 | } |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1372 | case llvm::Triple::ppc64le: |
| 1373 | ABIName = "elfv2"; |
| 1374 | break; |
| 1375 | default: |
| 1376 | break; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1377 | } |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1378 | |
Eric Christopher | 71e5e3d | 2015-07-10 18:25:54 +0000 | [diff] [blame] | 1379 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) |
| 1380 | // The ppc64 linux abis are all "altivec" abis by default. Accept and ignore |
| 1381 | // the option if given as we don't have backend support for any targets |
| 1382 | // that don't use the altivec abi. |
| 1383 | if (StringRef(A->getValue()) != "altivec") |
| 1384 | ABIName = A->getValue(); |
| 1385 | |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 1386 | if (ABIName) { |
| 1387 | CmdArgs.push_back("-target-abi"); |
| 1388 | CmdArgs.push_back(ABIName); |
| 1389 | } |
| 1390 | } |
| 1391 | |
| 1392 | bool ppc::hasPPCAbiArg(const ArgList &Args, const char *Value) { |
| 1393 | Arg *A = Args.getLastArg(options::OPT_mabi_EQ); |
| 1394 | return A && (A->getValue() == StringRef(Value)); |
| 1395 | } |
| 1396 | |
Tom Stellard | 6674c70 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1397 | /// Get the (LLVM) name of the R600 gpu we are targeting. |
| 1398 | static std::string getR600TargetGPU(const ArgList &Args) { |
| 1399 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 1400 | const char *GPUName = A->getValue(); |
Tom Stellard | 6674c70 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1401 | return llvm::StringSwitch<const char *>(GPUName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1402 | .Cases("rv630", "rv635", "r600") |
| 1403 | .Cases("rv610", "rv620", "rs780", "rs880") |
| 1404 | .Case("rv740", "rv770") |
| 1405 | .Case("palm", "cedar") |
| 1406 | .Cases("sumo", "sumo2", "sumo") |
| 1407 | .Case("hemlock", "cypress") |
| 1408 | .Case("aruba", "cayman") |
| 1409 | .Default(GPUName); |
Tom Stellard | 6674c70 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1410 | } |
| 1411 | return ""; |
| 1412 | } |
| 1413 | |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1414 | void Clang::AddSparcTargetArgs(const ArgList &Args, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1415 | ArgStringList &CmdArgs) const { |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1416 | const Driver &D = getToolChain().getDriver(); |
James Y Knight | b240652 | 2015-06-15 20:51:24 +0000 | [diff] [blame] | 1417 | std::string Triple = getToolChain().ComputeEffectiveClangTriple(Args); |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1418 | |
James Y Knight | b240652 | 2015-06-15 20:51:24 +0000 | [diff] [blame] | 1419 | bool SoftFloatABI = false; |
| 1420 | if (Arg *A = |
| 1421 | Args.getLastArg(options::OPT_msoft_float, options::OPT_mhard_float)) { |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1422 | if (A->getOption().matches(options::OPT_msoft_float)) |
James Y Knight | b240652 | 2015-06-15 20:51:24 +0000 | [diff] [blame] | 1423 | SoftFloatABI = true; |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1424 | } |
| 1425 | |
James Y Knight | b240652 | 2015-06-15 20:51:24 +0000 | [diff] [blame] | 1426 | // Only the hard-float ABI on Sparc is standardized, and it is the |
| 1427 | // default. GCC also supports a nonstandard soft-float ABI mode, and |
| 1428 | // perhaps LLVM should implement that, too. However, since llvm |
| 1429 | // currently does not support Sparc soft-float, at all, display an |
| 1430 | // error if it's requested. |
| 1431 | if (SoftFloatABI) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1432 | D.Diag(diag::err_drv_unsupported_opt_for_target) << "-msoft-float" |
| 1433 | << Triple; |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1434 | } |
| 1435 | } |
| 1436 | |
Richard Sandiford | 4652d89 | 2013-07-19 16:51:51 +0000 | [diff] [blame] | 1437 | static const char *getSystemZTargetCPU(const ArgList &Args) { |
| 1438 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) |
| 1439 | return A->getValue(); |
| 1440 | return "z10"; |
| 1441 | } |
| 1442 | |
Ulrich Weigand | 3a610eb | 2015-04-01 12:54:25 +0000 | [diff] [blame] | 1443 | static void getSystemZTargetFeatures(const ArgList &Args, |
| 1444 | std::vector<const char *> &Features) { |
| 1445 | // -m(no-)htm overrides use of the transactional-execution facility. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1446 | if (Arg *A = Args.getLastArg(options::OPT_mhtm, options::OPT_mno_htm)) { |
Ulrich Weigand | 3a610eb | 2015-04-01 12:54:25 +0000 | [diff] [blame] | 1447 | if (A->getOption().matches(options::OPT_mhtm)) |
| 1448 | Features.push_back("+transactional-execution"); |
| 1449 | else |
| 1450 | Features.push_back("-transactional-execution"); |
| 1451 | } |
Ulrich Weigand | 66ff51b | 2015-05-05 19:35:52 +0000 | [diff] [blame] | 1452 | // -m(no-)vx overrides use of the vector facility. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1453 | if (Arg *A = Args.getLastArg(options::OPT_mvx, options::OPT_mno_vx)) { |
Ulrich Weigand | 66ff51b | 2015-05-05 19:35:52 +0000 | [diff] [blame] | 1454 | if (A->getOption().matches(options::OPT_mvx)) |
| 1455 | Features.push_back("+vector"); |
| 1456 | else |
| 1457 | Features.push_back("-vector"); |
| 1458 | } |
Ulrich Weigand | 3a610eb | 2015-04-01 12:54:25 +0000 | [diff] [blame] | 1459 | } |
| 1460 | |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1461 | static const char *getX86TargetCPU(const ArgList &Args, |
| 1462 | const llvm::Triple &Triple) { |
| 1463 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) { |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1464 | if (StringRef(A->getValue()) != "native") { |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 1465 | if (Triple.isOSDarwin() && Triple.getArchName() == "x86_64h") |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1466 | return "core-avx2"; |
| 1467 | |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1468 | return A->getValue(); |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1469 | } |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1470 | |
| 1471 | // FIXME: Reject attempts to use -march=native unless the target matches |
| 1472 | // the host. |
| 1473 | // |
| 1474 | // FIXME: We should also incorporate the detected target features for use |
| 1475 | // with -native. |
| 1476 | std::string CPU = llvm::sys::getHostCPUName(); |
| 1477 | if (!CPU.empty() && CPU != "generic") |
| 1478 | return Args.MakeArgString(CPU); |
| 1479 | } |
| 1480 | |
Reid Kleckner | 3123eff | 2015-06-30 16:32:04 +0000 | [diff] [blame] | 1481 | if (const Arg *A = Args.getLastArg(options::OPT__SLASH_arch)) { |
| 1482 | // Mapping built by referring to X86TargetInfo::getDefaultFeatures(). |
| 1483 | StringRef Arch = A->getValue(); |
| 1484 | const char *CPU; |
| 1485 | if (Triple.getArch() == llvm::Triple::x86) { |
| 1486 | CPU = llvm::StringSwitch<const char *>(Arch) |
| 1487 | .Case("IA32", "i386") |
| 1488 | .Case("SSE", "pentium3") |
| 1489 | .Case("SSE2", "pentium4") |
| 1490 | .Case("AVX", "sandybridge") |
| 1491 | .Case("AVX2", "haswell") |
| 1492 | .Default(nullptr); |
| 1493 | } else { |
| 1494 | CPU = llvm::StringSwitch<const char *>(Arch) |
| 1495 | .Case("AVX", "sandybridge") |
| 1496 | .Case("AVX2", "haswell") |
| 1497 | .Default(nullptr); |
| 1498 | } |
| 1499 | if (CPU) |
| 1500 | return CPU; |
| 1501 | } |
| 1502 | |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1503 | // Select the default CPU if none was given (or detection failed). |
| 1504 | |
| 1505 | if (Triple.getArch() != llvm::Triple::x86_64 && |
| 1506 | Triple.getArch() != llvm::Triple::x86) |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 1507 | return nullptr; // This routine is only handling x86 targets. |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1508 | |
| 1509 | bool Is64Bit = Triple.getArch() == llvm::Triple::x86_64; |
| 1510 | |
| 1511 | // FIXME: Need target hooks. |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 1512 | if (Triple.isOSDarwin()) { |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1513 | if (Triple.getArchName() == "x86_64h") |
| 1514 | return "core-avx2"; |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1515 | return Is64Bit ? "core2" : "yonah"; |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1516 | } |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1517 | |
Filipe Cabecinhas | 4b44257 | 2015-01-27 17:27:37 +0000 | [diff] [blame] | 1518 | // Set up default CPU name for PS4 compilers. |
| 1519 | if (Triple.isPS4CPU()) |
| 1520 | return "btver2"; |
| 1521 | |
Alexey Bataev | 286d1b9 | 2014-01-31 04:07:13 +0000 | [diff] [blame] | 1522 | // On Android use targets compatible with gcc |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1523 | if (Triple.getEnvironment() == llvm::Triple::Android) |
Alexey Bataev | 286d1b9 | 2014-01-31 04:07:13 +0000 | [diff] [blame] | 1524 | return Is64Bit ? "x86-64" : "i686"; |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1525 | |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 1526 | // Everything else goes to x86-64 in 64-bit mode. |
| 1527 | if (Is64Bit) |
| 1528 | return "x86-64"; |
| 1529 | |
| 1530 | switch (Triple.getOS()) { |
| 1531 | case llvm::Triple::FreeBSD: |
| 1532 | case llvm::Triple::NetBSD: |
| 1533 | case llvm::Triple::OpenBSD: |
| 1534 | return "i486"; |
| 1535 | case llvm::Triple::Haiku: |
| 1536 | return "i586"; |
| 1537 | case llvm::Triple::Bitrig: |
| 1538 | return "i686"; |
| 1539 | default: |
| 1540 | // Fallback to p4. |
| 1541 | return "pentium4"; |
| 1542 | } |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1543 | } |
| 1544 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 1545 | static std::string getCPUName(const ArgList &Args, const llvm::Triple &T, |
| 1546 | bool FromAs = false) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1547 | switch (T.getArch()) { |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1548 | default: |
| 1549 | return ""; |
| 1550 | |
Amara Emerson | 703da2e | 2013-10-31 09:32:33 +0000 | [diff] [blame] | 1551 | case llvm::Triple::aarch64: |
Christian Pirker | 9b019ae | 2014-02-25 13:51:00 +0000 | [diff] [blame] | 1552 | case llvm::Triple::aarch64_be: |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 1553 | return getAArch64TargetCPU(Args); |
Quentin Colombet | d9f2620 | 2014-04-15 00:27:35 +0000 | [diff] [blame] | 1554 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1555 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 1556 | case llvm::Triple::armeb: |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1557 | case llvm::Triple::thumb: |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 1558 | case llvm::Triple::thumbeb: { |
| 1559 | StringRef MArch, MCPU; |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 1560 | getARMArchCPUFromArgs(Args, MArch, MCPU, FromAs); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 1561 | return arm::getARMTargetCPU(MCPU, MArch, T); |
| 1562 | } |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1563 | case llvm::Triple::mips: |
| 1564 | case llvm::Triple::mipsel: |
| 1565 | case llvm::Triple::mips64: |
| 1566 | case llvm::Triple::mips64el: { |
| 1567 | StringRef CPUName; |
| 1568 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 1569 | mips::getMipsCPUAndABI(Args, T, CPUName, ABIName); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1570 | return CPUName; |
| 1571 | } |
| 1572 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 1573 | case llvm::Triple::nvptx: |
| 1574 | case llvm::Triple::nvptx64: |
| 1575 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) |
| 1576 | return A->getValue(); |
| 1577 | return ""; |
| 1578 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1579 | case llvm::Triple::ppc: |
| 1580 | case llvm::Triple::ppc64: |
| 1581 | case llvm::Triple::ppc64le: { |
| 1582 | std::string TargetCPUName = getPPCTargetCPU(Args); |
| 1583 | // LLVM may default to generating code for the native CPU, |
| 1584 | // but, like gcc, we default to a more generic option for |
| 1585 | // each architecture. (except on Darwin) |
| 1586 | if (TargetCPUName.empty() && !T.isOSDarwin()) { |
| 1587 | if (T.getArch() == llvm::Triple::ppc64) |
| 1588 | TargetCPUName = "ppc64"; |
| 1589 | else if (T.getArch() == llvm::Triple::ppc64le) |
| 1590 | TargetCPUName = "ppc64le"; |
| 1591 | else |
| 1592 | TargetCPUName = "ppc"; |
| 1593 | } |
| 1594 | return TargetCPUName; |
| 1595 | } |
| 1596 | |
| 1597 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 1598 | case llvm::Triple::sparcel: |
Roman Divacky | b1ae3d4 | 2014-02-25 18:35:30 +0000 | [diff] [blame] | 1599 | case llvm::Triple::sparcv9: |
| 1600 | if (const Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1601 | return A->getValue(); |
| 1602 | return ""; |
| 1603 | |
| 1604 | case llvm::Triple::x86: |
| 1605 | case llvm::Triple::x86_64: |
| 1606 | return getX86TargetCPU(Args, T); |
| 1607 | |
| 1608 | case llvm::Triple::hexagon: |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 1609 | return "hexagon" + toolchains::HexagonToolChain::GetTargetCPU(Args).str(); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1610 | |
| 1611 | case llvm::Triple::systemz: |
| 1612 | return getSystemZTargetCPU(Args); |
| 1613 | |
| 1614 | case llvm::Triple::r600: |
Tom Stellard | d8e38a3 | 2015-01-06 20:34:47 +0000 | [diff] [blame] | 1615 | case llvm::Triple::amdgcn: |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 1616 | return getR600TargetGPU(Args); |
| 1617 | } |
| 1618 | } |
| 1619 | |
Alp Toker | ce365ca | 2013-12-02 12:43:03 +0000 | [diff] [blame] | 1620 | static void AddGoldPlugin(const ToolChain &ToolChain, const ArgList &Args, |
| 1621 | ArgStringList &CmdArgs) { |
| 1622 | // Tell the linker to load the plugin. This has to come before AddLinkerInputs |
| 1623 | // as gold requires -plugin to come before any -plugin-opt that -Wl might |
| 1624 | // forward. |
| 1625 | CmdArgs.push_back("-plugin"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1626 | std::string Plugin = |
| 1627 | ToolChain.getDriver().Dir + "/../lib" CLANG_LIBDIR_SUFFIX "/LLVMgold.so"; |
Alp Toker | ce365ca | 2013-12-02 12:43:03 +0000 | [diff] [blame] | 1628 | CmdArgs.push_back(Args.MakeArgString(Plugin)); |
| 1629 | |
| 1630 | // Try to pass driver level flags relevant to LTO code generation down to |
| 1631 | // the plugin. |
| 1632 | |
| 1633 | // Handle flags for selecting CPU variants. |
| 1634 | std::string CPU = getCPUName(Args, ToolChain.getTriple()); |
| 1635 | if (!CPU.empty()) |
| 1636 | CmdArgs.push_back(Args.MakeArgString(Twine("-plugin-opt=mcpu=") + CPU)); |
| 1637 | } |
| 1638 | |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 1639 | /// This is a helper function for validating the optional refinement step |
| 1640 | /// parameter in reciprocal argument strings. Return false if there is an error |
| 1641 | /// parsing the refinement step. Otherwise, return true and set the Position |
| 1642 | /// of the refinement step in the input string. |
| 1643 | static bool getRefinementStep(const StringRef &In, const Driver &D, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1644 | const Arg &A, size_t &Position) { |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 1645 | const char RefinementStepToken = ':'; |
| 1646 | Position = In.find(RefinementStepToken); |
| 1647 | if (Position != StringRef::npos) { |
| 1648 | StringRef Option = A.getOption().getName(); |
| 1649 | StringRef RefStep = In.substr(Position + 1); |
| 1650 | // Allow exactly one numeric character for the additional refinement |
| 1651 | // step parameter. This is reasonable for all currently-supported |
| 1652 | // operations and architectures because we would expect that a larger value |
| 1653 | // of refinement steps would cause the estimate "optimization" to |
| 1654 | // under-perform the native operation. Also, if the estimate does not |
| 1655 | // converge quickly, it probably will not ever converge, so further |
| 1656 | // refinement steps will not produce a better answer. |
| 1657 | if (RefStep.size() != 1) { |
| 1658 | D.Diag(diag::err_drv_invalid_value) << Option << RefStep; |
| 1659 | return false; |
| 1660 | } |
| 1661 | char RefStepChar = RefStep[0]; |
| 1662 | if (RefStepChar < '0' || RefStepChar > '9') { |
| 1663 | D.Diag(diag::err_drv_invalid_value) << Option << RefStep; |
| 1664 | return false; |
| 1665 | } |
| 1666 | } |
| 1667 | return true; |
| 1668 | } |
| 1669 | |
| 1670 | /// The -mrecip flag requires processing of many optional parameters. |
| 1671 | static void ParseMRecip(const Driver &D, const ArgList &Args, |
| 1672 | ArgStringList &OutStrings) { |
| 1673 | StringRef DisabledPrefixIn = "!"; |
| 1674 | StringRef DisabledPrefixOut = "!"; |
| 1675 | StringRef EnabledPrefixOut = ""; |
| 1676 | StringRef Out = "-mrecip="; |
| 1677 | |
| 1678 | Arg *A = Args.getLastArg(options::OPT_mrecip, options::OPT_mrecip_EQ); |
| 1679 | if (!A) |
| 1680 | return; |
| 1681 | |
| 1682 | unsigned NumOptions = A->getNumValues(); |
| 1683 | if (NumOptions == 0) { |
| 1684 | // No option is the same as "all". |
| 1685 | OutStrings.push_back(Args.MakeArgString(Out + "all")); |
| 1686 | return; |
| 1687 | } |
| 1688 | |
| 1689 | // Pass through "all", "none", or "default" with an optional refinement step. |
| 1690 | if (NumOptions == 1) { |
| 1691 | StringRef Val = A->getValue(0); |
| 1692 | size_t RefStepLoc; |
| 1693 | if (!getRefinementStep(Val, D, *A, RefStepLoc)) |
| 1694 | return; |
| 1695 | StringRef ValBase = Val.slice(0, RefStepLoc); |
| 1696 | if (ValBase == "all" || ValBase == "none" || ValBase == "default") { |
| 1697 | OutStrings.push_back(Args.MakeArgString(Out + Val)); |
| 1698 | return; |
| 1699 | } |
| 1700 | } |
| 1701 | |
| 1702 | // Each reciprocal type may be enabled or disabled individually. |
| 1703 | // Check each input value for validity, concatenate them all back together, |
| 1704 | // and pass through. |
| 1705 | |
| 1706 | llvm::StringMap<bool> OptionStrings; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1707 | OptionStrings.insert(std::make_pair("divd", false)); |
| 1708 | OptionStrings.insert(std::make_pair("divf", false)); |
| 1709 | OptionStrings.insert(std::make_pair("vec-divd", false)); |
| 1710 | OptionStrings.insert(std::make_pair("vec-divf", false)); |
| 1711 | OptionStrings.insert(std::make_pair("sqrtd", false)); |
| 1712 | OptionStrings.insert(std::make_pair("sqrtf", false)); |
| 1713 | OptionStrings.insert(std::make_pair("vec-sqrtd", false)); |
| 1714 | OptionStrings.insert(std::make_pair("vec-sqrtf", false)); |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 1715 | |
| 1716 | for (unsigned i = 0; i != NumOptions; ++i) { |
| 1717 | StringRef Val = A->getValue(i); |
| 1718 | |
| 1719 | bool IsDisabled = Val.startswith(DisabledPrefixIn); |
| 1720 | // Ignore the disablement token for string matching. |
| 1721 | if (IsDisabled) |
| 1722 | Val = Val.substr(1); |
| 1723 | |
| 1724 | size_t RefStep; |
| 1725 | if (!getRefinementStep(Val, D, *A, RefStep)) |
| 1726 | return; |
| 1727 | |
| 1728 | StringRef ValBase = Val.slice(0, RefStep); |
| 1729 | llvm::StringMap<bool>::iterator OptionIter = OptionStrings.find(ValBase); |
| 1730 | if (OptionIter == OptionStrings.end()) { |
| 1731 | // Try again specifying float suffix. |
| 1732 | OptionIter = OptionStrings.find(ValBase.str() + 'f'); |
| 1733 | if (OptionIter == OptionStrings.end()) { |
| 1734 | // The input name did not match any known option string. |
| 1735 | D.Diag(diag::err_drv_unknown_argument) << Val; |
| 1736 | return; |
| 1737 | } |
| 1738 | // The option was specified without a float or double suffix. |
| 1739 | // Make sure that the double entry was not already specified. |
| 1740 | // The float entry will be checked below. |
| 1741 | if (OptionStrings[ValBase.str() + 'd']) { |
| 1742 | D.Diag(diag::err_drv_invalid_value) << A->getOption().getName() << Val; |
| 1743 | return; |
| 1744 | } |
| 1745 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1746 | |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 1747 | if (OptionIter->second == true) { |
| 1748 | // Duplicate option specified. |
| 1749 | D.Diag(diag::err_drv_invalid_value) << A->getOption().getName() << Val; |
| 1750 | return; |
| 1751 | } |
| 1752 | |
| 1753 | // Mark the matched option as found. Do not allow duplicate specifiers. |
| 1754 | OptionIter->second = true; |
| 1755 | |
| 1756 | // If the precision was not specified, also mark the double entry as found. |
| 1757 | if (ValBase.back() != 'f' && ValBase.back() != 'd') |
| 1758 | OptionStrings[ValBase.str() + 'd'] = true; |
| 1759 | |
| 1760 | // Build the output string. |
| 1761 | StringRef Prefix = IsDisabled ? DisabledPrefixOut : EnabledPrefixOut; |
| 1762 | Out = Args.MakeArgString(Out + Prefix + Val); |
| 1763 | if (i != NumOptions - 1) |
| 1764 | Out = Args.MakeArgString(Out + ","); |
| 1765 | } |
| 1766 | |
| 1767 | OutStrings.push_back(Args.MakeArgString(Out)); |
| 1768 | } |
| 1769 | |
Eric Christopher | c54920a | 2015-03-23 19:26:05 +0000 | [diff] [blame] | 1770 | static void getX86TargetFeatures(const Driver &D, const llvm::Triple &Triple, |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1771 | const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1772 | std::vector<const char *> &Features) { |
Craig Topper | a8bd600 | 2015-03-31 05:45:00 +0000 | [diff] [blame] | 1773 | // If -march=native, autodetect the feature list. |
| 1774 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) { |
| 1775 | if (StringRef(A->getValue()) == "native") { |
| 1776 | llvm::StringMap<bool> HostFeatures; |
| 1777 | if (llvm::sys::getHostCPUFeatures(HostFeatures)) |
| 1778 | for (auto &F : HostFeatures) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1779 | Features.push_back( |
| 1780 | Args.MakeArgString((F.second ? "+" : "-") + F.first())); |
Craig Topper | a8bd600 | 2015-03-31 05:45:00 +0000 | [diff] [blame] | 1781 | } |
| 1782 | } |
| 1783 | |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1784 | if (Triple.getArchName() == "x86_64h") { |
| 1785 | // x86_64h implies quite a few of the more modern subtarget features |
| 1786 | // for Haswell class CPUs, but not all of them. Opt-out of a few. |
| 1787 | Features.push_back("-rdrnd"); |
| 1788 | Features.push_back("-aes"); |
| 1789 | Features.push_back("-pclmul"); |
| 1790 | Features.push_back("-rtm"); |
| 1791 | Features.push_back("-hle"); |
| 1792 | Features.push_back("-fsgsbase"); |
| 1793 | } |
| 1794 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 1795 | const llvm::Triple::ArchType ArchType = Triple.getArch(); |
Eric Christopher | c54920a | 2015-03-23 19:26:05 +0000 | [diff] [blame] | 1796 | // Add features to be compatible with gcc for Android. |
Alexey Bataev | 286d1b9 | 2014-01-31 04:07:13 +0000 | [diff] [blame] | 1797 | if (Triple.getEnvironment() == llvm::Triple::Android) { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 1798 | if (ArchType == llvm::Triple::x86_64) { |
Alexey Volkov | 54ff080 | 2014-06-25 12:15:36 +0000 | [diff] [blame] | 1799 | Features.push_back("+sse4.2"); |
| 1800 | Features.push_back("+popcnt"); |
| 1801 | } else |
| 1802 | Features.push_back("+ssse3"); |
Alexey Bataev | 286d1b9 | 2014-01-31 04:07:13 +0000 | [diff] [blame] | 1803 | } |
| 1804 | |
Eric Christopher | c54920a | 2015-03-23 19:26:05 +0000 | [diff] [blame] | 1805 | // Set features according to the -arch flag on MSVC. |
Ehsan Akhgari | eeb7e65 | 2014-07-15 18:27:51 +0000 | [diff] [blame] | 1806 | if (Arg *A = Args.getLastArg(options::OPT__SLASH_arch)) { |
| 1807 | StringRef Arch = A->getValue(); |
| 1808 | bool ArchUsed = false; |
| 1809 | // First, look for flags that are shared in x86 and x86-64. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 1810 | if (ArchType == llvm::Triple::x86_64 || ArchType == llvm::Triple::x86) { |
Ehsan Akhgari | eeb7e65 | 2014-07-15 18:27:51 +0000 | [diff] [blame] | 1811 | if (Arch == "AVX" || Arch == "AVX2") { |
| 1812 | ArchUsed = true; |
| 1813 | Features.push_back(Args.MakeArgString("+" + Arch.lower())); |
| 1814 | } |
| 1815 | } |
| 1816 | // Then, look for x86-specific flags. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 1817 | if (ArchType == llvm::Triple::x86) { |
Ehsan Akhgari | eeb7e65 | 2014-07-15 18:27:51 +0000 | [diff] [blame] | 1818 | if (Arch == "IA32") { |
| 1819 | ArchUsed = true; |
| 1820 | } else if (Arch == "SSE" || Arch == "SSE2") { |
| 1821 | ArchUsed = true; |
| 1822 | Features.push_back(Args.MakeArgString("+" + Arch.lower())); |
| 1823 | } |
| 1824 | } |
| 1825 | if (!ArchUsed) |
| 1826 | D.Diag(clang::diag::warn_drv_unused_argument) << A->getAsString(Args); |
| 1827 | } |
| 1828 | |
Jim Grosbach | 82eee26 | 2013-11-16 00:53:35 +0000 | [diff] [blame] | 1829 | // Now add any that the user explicitly requested on the command line, |
| 1830 | // which may override the defaults. |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 1831 | for (const Arg *A : Args.filtered(options::OPT_m_x86_Features_Group)) { |
| 1832 | StringRef Name = A->getOption().getName(); |
| 1833 | A->claim(); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 1834 | |
| 1835 | // Skip over "-m". |
| 1836 | assert(Name.startswith("m") && "Invalid feature name."); |
| 1837 | Name = Name.substr(1); |
| 1838 | |
| 1839 | bool IsNegative = Name.startswith("no-"); |
| 1840 | if (IsNegative) |
| 1841 | Name = Name.substr(3); |
| 1842 | |
| 1843 | Features.push_back(Args.MakeArgString((IsNegative ? "-" : "+") + Name)); |
| 1844 | } |
| 1845 | } |
| 1846 | |
Daniel Dunbar | 3b3191f | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 1847 | void Clang::AddX86TargetArgs(const ArgList &Args, |
| 1848 | ArgStringList &CmdArgs) const { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1849 | 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] | 1850 | Args.hasArg(options::OPT_mkernel) || |
| 1851 | Args.hasArg(options::OPT_fapple_kext)) |
Daniel Dunbar | 8bed86c | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 1852 | CmdArgs.push_back("-disable-red-zone"); |
Daniel Dunbar | e2cf8f7 | 2009-09-10 22:59:57 +0000 | [diff] [blame] | 1853 | |
Bob Wilson | 2616e2e | 2013-02-10 16:01:41 +0000 | [diff] [blame] | 1854 | // Default to avoid implicit floating-point for kernel/kext code, but allow |
| 1855 | // that to be overridden with -mno-soft-float. |
| 1856 | bool NoImplicitFloat = (Args.hasArg(options::OPT_mkernel) || |
| 1857 | Args.hasArg(options::OPT_fapple_kext)); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1858 | if (Arg *A = Args.getLastArg( |
| 1859 | options::OPT_msoft_float, options::OPT_mno_soft_float, |
| 1860 | options::OPT_mimplicit_float, options::OPT_mno_implicit_float)) { |
Bob Wilson | 2616e2e | 2013-02-10 16:01:41 +0000 | [diff] [blame] | 1861 | const Option &O = A->getOption(); |
| 1862 | NoImplicitFloat = (O.matches(options::OPT_mno_implicit_float) || |
| 1863 | O.matches(options::OPT_msoft_float)); |
| 1864 | } |
| 1865 | if (NoImplicitFloat) |
Daniel Dunbar | 8bed86c | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 1866 | CmdArgs.push_back("-no-implicit-float"); |
Nico Weber | ad8e36c | 2014-05-13 11:11:24 +0000 | [diff] [blame] | 1867 | |
| 1868 | if (Arg *A = Args.getLastArg(options::OPT_masm_EQ)) { |
| 1869 | StringRef Value = A->getValue(); |
| 1870 | if (Value == "intel" || Value == "att") { |
| 1871 | CmdArgs.push_back("-mllvm"); |
| 1872 | CmdArgs.push_back(Args.MakeArgString("-x86-asm-syntax=" + Value)); |
| 1873 | } else { |
| 1874 | getToolChain().getDriver().Diag(diag::err_drv_unsupported_option_argument) |
| 1875 | << A->getOption().getName() << Value; |
| 1876 | } |
| 1877 | } |
Daniel Dunbar | 3b3191f | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 1878 | } |
| 1879 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1880 | void Clang::AddHexagonTargetArgs(const ArgList &Args, |
| 1881 | ArgStringList &CmdArgs) const { |
Matthew Curtis | 6b22278 | 2012-12-07 13:52:44 +0000 | [diff] [blame] | 1882 | CmdArgs.push_back("-mqdsp6-compat"); |
| 1883 | CmdArgs.push_back("-Wreturn-type"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1884 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 1885 | if (const char *v = |
| 1886 | toolchains::HexagonToolChain::GetSmallDataThreshold(Args)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1887 | std::string SmallDataThreshold = "-hexagon-small-data-threshold="; |
Ikhlas Ajbar | 522e619 | 2015-05-14 13:52:08 +0000 | [diff] [blame] | 1888 | SmallDataThreshold += v; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1889 | CmdArgs.push_back("-mllvm"); |
Ikhlas Ajbar | 522e619 | 2015-05-14 13:52:08 +0000 | [diff] [blame] | 1890 | CmdArgs.push_back(Args.MakeArgString(SmallDataThreshold)); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1891 | } |
| 1892 | |
Sirish Pande | 11ebc4e | 2012-05-10 20:19:54 +0000 | [diff] [blame] | 1893 | if (!Args.hasArg(options::OPT_fno_short_enums)) |
| 1894 | CmdArgs.push_back("-fshort-enums"); |
| 1895 | if (Args.getLastArg(options::OPT_mieee_rnd_near)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1896 | CmdArgs.push_back("-mllvm"); |
| 1897 | CmdArgs.push_back("-enable-hexagon-ieee-rnd-near"); |
Sirish Pande | 11ebc4e | 2012-05-10 20:19:54 +0000 | [diff] [blame] | 1898 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1899 | CmdArgs.push_back("-mllvm"); |
| 1900 | CmdArgs.push_back("-machine-sink-split=0"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1901 | } |
| 1902 | |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1903 | // Decode AArch64 features from string like +[no]featureA+[no]featureB+... |
Craig Topper | bf3e327 | 2014-08-30 16:55:52 +0000 | [diff] [blame] | 1904 | static bool DecodeAArch64Features(const Driver &D, StringRef text, |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1905 | std::vector<const char *> &Features) { |
| 1906 | SmallVector<StringRef, 8> Split; |
| 1907 | text.split(Split, StringRef("+"), -1, false); |
| 1908 | |
Douglas Katzman | 2675d01 | 2015-06-29 19:12:56 +0000 | [diff] [blame] | 1909 | for (const StringRef Feature : Split) { |
| 1910 | const char *result = llvm::StringSwitch<const char *>(Feature) |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1911 | .Case("fp", "+fp-armv8") |
| 1912 | .Case("simd", "+neon") |
| 1913 | .Case("crc", "+crc") |
| 1914 | .Case("crypto", "+crypto") |
| 1915 | .Case("nofp", "-fp-armv8") |
| 1916 | .Case("nosimd", "-neon") |
| 1917 | .Case("nocrc", "-crc") |
| 1918 | .Case("nocrypto", "-crypto") |
| 1919 | .Default(nullptr); |
| 1920 | if (result) |
| 1921 | Features.push_back(result); |
Douglas Katzman | 2675d01 | 2015-06-29 19:12:56 +0000 | [diff] [blame] | 1922 | else if (Feature == "neon" || Feature == "noneon") |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1923 | D.Diag(diag::err_drv_no_neon_modifier); |
| 1924 | else |
| 1925 | return false; |
| 1926 | } |
| 1927 | return true; |
| 1928 | } |
| 1929 | |
| 1930 | // Check if the CPU name and feature modifiers in -mcpu are legal. If yes, |
| 1931 | // decode CPU and feature. |
| 1932 | static bool DecodeAArch64Mcpu(const Driver &D, StringRef Mcpu, StringRef &CPU, |
| 1933 | std::vector<const char *> &Features) { |
| 1934 | std::pair<StringRef, StringRef> Split = Mcpu.split("+"); |
| 1935 | CPU = Split.first; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1936 | if (CPU == "cyclone" || CPU == "cortex-a53" || CPU == "cortex-a57" || |
| 1937 | CPU == "cortex-a72") { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1938 | Features.push_back("+neon"); |
| 1939 | Features.push_back("+crc"); |
| 1940 | Features.push_back("+crypto"); |
| 1941 | } else if (CPU == "generic") { |
| 1942 | Features.push_back("+neon"); |
| 1943 | } else { |
| 1944 | return false; |
| 1945 | } |
| 1946 | |
| 1947 | if (Split.second.size() && !DecodeAArch64Features(D, Split.second, Features)) |
| 1948 | return false; |
| 1949 | |
| 1950 | return true; |
| 1951 | } |
| 1952 | |
| 1953 | static bool |
| 1954 | getAArch64ArchFeaturesFromMarch(const Driver &D, StringRef March, |
| 1955 | const ArgList &Args, |
| 1956 | std::vector<const char *> &Features) { |
Gabor Ballabas | 3645149 | 2015-06-18 14:23:12 +0000 | [diff] [blame] | 1957 | std::string MarchLowerCase = March.lower(); |
| 1958 | std::pair<StringRef, StringRef> Split = StringRef(MarchLowerCase).split("+"); |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 1959 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1960 | if (Split.first == "armv8-a" || Split.first == "armv8a") { |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 1961 | // ok, no additional features. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 1962 | } else if (Split.first == "armv8.1-a" || Split.first == "armv8.1a") { |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 1963 | Features.push_back("+v8.1a"); |
| 1964 | } else { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1965 | return false; |
Vladimir Sukharev | e851e04 | 2015-04-16 15:53:09 +0000 | [diff] [blame] | 1966 | } |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1967 | |
| 1968 | if (Split.second.size() && !DecodeAArch64Features(D, Split.second, Features)) |
| 1969 | return false; |
| 1970 | |
| 1971 | return true; |
| 1972 | } |
| 1973 | |
| 1974 | static bool |
| 1975 | getAArch64ArchFeaturesFromMcpu(const Driver &D, StringRef Mcpu, |
| 1976 | const ArgList &Args, |
| 1977 | std::vector<const char *> &Features) { |
| 1978 | StringRef CPU; |
Gabor Ballabas | 726ce7f | 2015-06-12 17:33:37 +0000 | [diff] [blame] | 1979 | std::string McpuLowerCase = Mcpu.lower(); |
| 1980 | if (!DecodeAArch64Mcpu(D, McpuLowerCase, CPU, Features)) |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1981 | return false; |
| 1982 | |
| 1983 | return true; |
| 1984 | } |
| 1985 | |
| 1986 | static bool |
| 1987 | getAArch64MicroArchFeaturesFromMtune(const Driver &D, StringRef Mtune, |
| 1988 | const ArgList &Args, |
| 1989 | std::vector<const char *> &Features) { |
Gabor Ballabas | a24a1a4 | 2015-07-20 11:28:20 +0000 | [diff] [blame] | 1990 | std::string MtuneLowerCase = Mtune.lower(); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1991 | // Handle CPU name is 'native'. |
Gabor Ballabas | a24a1a4 | 2015-07-20 11:28:20 +0000 | [diff] [blame] | 1992 | if (MtuneLowerCase == "native") |
| 1993 | MtuneLowerCase = llvm::sys::getHostCPUName(); |
| 1994 | if (MtuneLowerCase == "cyclone") { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 1995 | Features.push_back("+zcm"); |
| 1996 | Features.push_back("+zcz"); |
| 1997 | } |
| 1998 | return true; |
| 1999 | } |
| 2000 | |
| 2001 | static bool |
| 2002 | getAArch64MicroArchFeaturesFromMcpu(const Driver &D, StringRef Mcpu, |
| 2003 | const ArgList &Args, |
| 2004 | std::vector<const char *> &Features) { |
| 2005 | StringRef CPU; |
| 2006 | std::vector<const char *> DecodedFeature; |
Gabor Ballabas | 726ce7f | 2015-06-12 17:33:37 +0000 | [diff] [blame] | 2007 | std::string McpuLowerCase = Mcpu.lower(); |
| 2008 | if (!DecodeAArch64Mcpu(D, McpuLowerCase, CPU, DecodedFeature)) |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2009 | return false; |
| 2010 | |
| 2011 | return getAArch64MicroArchFeaturesFromMtune(D, CPU, Args, Features); |
| 2012 | } |
| 2013 | |
Akira Hatanaka | 9250047 | 2015-07-27 19:29:04 +0000 | [diff] [blame] | 2014 | static void getAArch64TargetFeatures(const Driver &D, |
| 2015 | const llvm::Triple &Triple, |
| 2016 | const ArgList &Args, |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2017 | std::vector<const char *> &Features) { |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2018 | Arg *A; |
| 2019 | bool success = true; |
| 2020 | // Enable NEON by default. |
| 2021 | Features.push_back("+neon"); |
| 2022 | if ((A = Args.getLastArg(options::OPT_march_EQ))) |
| 2023 | success = getAArch64ArchFeaturesFromMarch(D, A->getValue(), Args, Features); |
| 2024 | else if ((A = Args.getLastArg(options::OPT_mcpu_EQ))) |
| 2025 | success = getAArch64ArchFeaturesFromMcpu(D, A->getValue(), Args, Features); |
Tim Northover | 642e770 | 2014-11-10 21:17:23 +0000 | [diff] [blame] | 2026 | else if (Args.hasArg(options::OPT_arch)) |
| 2027 | success = getAArch64ArchFeaturesFromMcpu(D, getAArch64TargetCPU(Args), Args, |
| 2028 | Features); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2029 | |
| 2030 | if (success && (A = Args.getLastArg(options::OPT_mtune_EQ))) |
| 2031 | success = |
| 2032 | getAArch64MicroArchFeaturesFromMtune(D, A->getValue(), Args, Features); |
| 2033 | else if (success && (A = Args.getLastArg(options::OPT_mcpu_EQ))) |
| 2034 | success = |
| 2035 | getAArch64MicroArchFeaturesFromMcpu(D, A->getValue(), Args, Features); |
Tim Northover | 642e770 | 2014-11-10 21:17:23 +0000 | [diff] [blame] | 2036 | else if (Args.hasArg(options::OPT_arch)) |
| 2037 | success = getAArch64MicroArchFeaturesFromMcpu(D, getAArch64TargetCPU(Args), |
| 2038 | Args, Features); |
Kevin Qin | 110db6f | 2014-07-18 07:03:22 +0000 | [diff] [blame] | 2039 | |
| 2040 | if (!success) |
| 2041 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
Amara Emerson | 04e2ecf | 2014-01-23 15:48:30 +0000 | [diff] [blame] | 2042 | |
| 2043 | if (Args.getLastArg(options::OPT_mgeneral_regs_only)) { |
| 2044 | Features.push_back("-fp-armv8"); |
| 2045 | Features.push_back("-crypto"); |
| 2046 | Features.push_back("-neon"); |
| 2047 | } |
Bradley Smith | 418c593 | 2014-05-02 15:17:51 +0000 | [diff] [blame] | 2048 | |
| 2049 | // En/disable crc |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2050 | if (Arg *A = Args.getLastArg(options::OPT_mcrc, options::OPT_mnocrc)) { |
Bradley Smith | 418c593 | 2014-05-02 15:17:51 +0000 | [diff] [blame] | 2051 | if (A->getOption().matches(options::OPT_mcrc)) |
| 2052 | Features.push_back("+crc"); |
| 2053 | else |
| 2054 | Features.push_back("-crc"); |
| 2055 | } |
Akira Hatanaka | 4e3c86f | 2015-07-25 00:18:00 +0000 | [diff] [blame] | 2056 | |
Akira Hatanaka | 085da7e | 2015-07-29 14:25:58 +0000 | [diff] [blame] | 2057 | if (Arg *A = Args.getLastArg(options::OPT_mno_unaligned_access, |
| 2058 | options::OPT_munaligned_access)) |
| 2059 | if (A->getOption().matches(options::OPT_mno_unaligned_access)) |
| 2060 | Features.push_back("+strict-align"); |
| 2061 | |
Akira Hatanaka | 9250047 | 2015-07-27 19:29:04 +0000 | [diff] [blame] | 2062 | if (Args.hasArg(options::OPT_ffixed_x18) || Triple.isOSDarwin()) |
Akira Hatanaka | 4e3c86f | 2015-07-25 00:18:00 +0000 | [diff] [blame] | 2063 | Features.push_back("+reserve-x18"); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2064 | } |
| 2065 | |
| 2066 | static void getTargetFeatures(const Driver &D, const llvm::Triple &Triple, |
Rafael Espindola | 9c6fb0f | 2013-11-23 14:36:40 +0000 | [diff] [blame] | 2067 | const ArgList &Args, ArgStringList &CmdArgs, |
| 2068 | bool ForAS) { |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2069 | std::vector<const char *> Features; |
| 2070 | switch (Triple.getArch()) { |
| 2071 | default: |
| 2072 | break; |
| 2073 | case llvm::Triple::mips: |
| 2074 | case llvm::Triple::mipsel: |
| 2075 | case llvm::Triple::mips64: |
| 2076 | case llvm::Triple::mips64el: |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 2077 | getMIPSTargetFeatures(D, Triple, Args, Features); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2078 | break; |
| 2079 | |
| 2080 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 2081 | case llvm::Triple::armeb: |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2082 | case llvm::Triple::thumb: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 2083 | case llvm::Triple::thumbeb: |
Rafael Espindola | 9c6fb0f | 2013-11-23 14:36:40 +0000 | [diff] [blame] | 2084 | getARMTargetFeatures(D, Triple, Args, Features, ForAS); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2085 | break; |
| 2086 | |
| 2087 | case llvm::Triple::ppc: |
| 2088 | case llvm::Triple::ppc64: |
| 2089 | case llvm::Triple::ppc64le: |
| 2090 | getPPCTargetFeatures(Args, Features); |
| 2091 | break; |
Ulrich Weigand | 3a610eb | 2015-04-01 12:54:25 +0000 | [diff] [blame] | 2092 | case llvm::Triple::systemz: |
| 2093 | getSystemZTargetFeatures(Args, Features); |
| 2094 | break; |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2095 | case llvm::Triple::aarch64: |
Christian Pirker | 9b019ae | 2014-02-25 13:51:00 +0000 | [diff] [blame] | 2096 | case llvm::Triple::aarch64_be: |
Akira Hatanaka | 9250047 | 2015-07-27 19:29:04 +0000 | [diff] [blame] | 2097 | getAArch64TargetFeatures(D, Triple, Args, Features); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2098 | break; |
| 2099 | case llvm::Triple::x86: |
| 2100 | case llvm::Triple::x86_64: |
Ehsan Akhgari | eeb7e65 | 2014-07-15 18:27:51 +0000 | [diff] [blame] | 2101 | getX86TargetFeatures(D, Triple, Args, Features); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2102 | break; |
| 2103 | } |
Rafael Espindola | 4396480 | 2013-08-21 17:34:32 +0000 | [diff] [blame] | 2104 | |
| 2105 | // Find the last of each feature. |
| 2106 | llvm::StringMap<unsigned> LastOpt; |
| 2107 | for (unsigned I = 0, N = Features.size(); I < N; ++I) { |
| 2108 | const char *Name = Features[I]; |
| 2109 | assert(Name[0] == '-' || Name[0] == '+'); |
| 2110 | LastOpt[Name + 1] = I; |
| 2111 | } |
| 2112 | |
| 2113 | for (unsigned I = 0, N = Features.size(); I < N; ++I) { |
| 2114 | // If this feature was overridden, ignore it. |
| 2115 | const char *Name = Features[I]; |
| 2116 | llvm::StringMap<unsigned>::iterator LastI = LastOpt.find(Name + 1); |
| 2117 | assert(LastI != LastOpt.end()); |
| 2118 | unsigned Last = LastI->second; |
| 2119 | if (Last != I) |
| 2120 | continue; |
| 2121 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2122 | CmdArgs.push_back("-target-feature"); |
Rafael Espindola | 4396480 | 2013-08-21 17:34:32 +0000 | [diff] [blame] | 2123 | CmdArgs.push_back(Name); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 2124 | } |
Tim Northover | 2fe823a | 2013-08-01 09:23:19 +0000 | [diff] [blame] | 2125 | } |
| 2126 | |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2127 | static bool |
| 2128 | shouldUseExceptionTablesForObjCExceptions(const ObjCRuntime &runtime, |
| 2129 | const llvm::Triple &Triple) { |
| 2130 | // We use the zero-cost exception tables for Objective-C if the non-fragile |
| 2131 | // ABI is enabled or when compiling for x86_64 and ARM on Snow Leopard and |
| 2132 | // later. |
| 2133 | if (runtime.isNonFragile()) |
| 2134 | return true; |
| 2135 | |
| 2136 | if (!Triple.isMacOSX()) |
| 2137 | return false; |
| 2138 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2139 | return (!Triple.isMacOSXVersionLT(10, 5) && |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2140 | (Triple.getArch() == llvm::Triple::x86_64 || |
| 2141 | Triple.getArch() == llvm::Triple::arm)); |
| 2142 | } |
| 2143 | |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2144 | /// Adds exception related arguments to the driver command arguments. There's a |
| 2145 | /// master flag, -fexceptions and also language specific flags to enable/disable |
| 2146 | /// C++ and Objective-C exceptions. This makes it possible to for example |
| 2147 | /// disable C++ exceptions but enable Objective-C exceptions. |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2148 | static void addExceptionArgs(const ArgList &Args, types::ID InputType, |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2149 | const ToolChain &TC, bool KernelOrKext, |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 2150 | const ObjCRuntime &objcRuntime, |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2151 | ArgStringList &CmdArgs) { |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2152 | const Driver &D = TC.getDriver(); |
| 2153 | const llvm::Triple &Triple = TC.getTriple(); |
| 2154 | |
Chad Rosier | 4fab82c | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 2155 | if (KernelOrKext) { |
| 2156 | // -mkernel and -fapple-kext imply no exceptions, so claim exception related |
| 2157 | // arguments now to avoid warnings about unused arguments. |
| 2158 | Args.ClaimAllArgs(options::OPT_fexceptions); |
| 2159 | Args.ClaimAllArgs(options::OPT_fno_exceptions); |
| 2160 | Args.ClaimAllArgs(options::OPT_fobjc_exceptions); |
| 2161 | Args.ClaimAllArgs(options::OPT_fno_objc_exceptions); |
| 2162 | Args.ClaimAllArgs(options::OPT_fcxx_exceptions); |
| 2163 | Args.ClaimAllArgs(options::OPT_fno_cxx_exceptions); |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2164 | return; |
Chad Rosier | 4fab82c | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 2165 | } |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2166 | |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 2167 | // See if the user explicitly enabled exceptions. |
| 2168 | bool EH = Args.hasFlag(options::OPT_fexceptions, options::OPT_fno_exceptions, |
| 2169 | false); |
Daniel Dunbar | 30a12b8 | 2010-09-14 23:12:31 +0000 | [diff] [blame] | 2170 | |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2171 | // Obj-C exceptions are enabled by default, regardless of -fexceptions. This |
| 2172 | // is not necessarily sensible, but follows GCC. |
| 2173 | if (types::isObjC(InputType) && |
| 2174 | Args.hasFlag(options::OPT_fobjc_exceptions, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2175 | options::OPT_fno_objc_exceptions, true)) { |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2176 | CmdArgs.push_back("-fobjc-exceptions"); |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2177 | |
David Majnemer | ae39481 | 2014-12-09 00:12:30 +0000 | [diff] [blame] | 2178 | EH |= shouldUseExceptionTablesForObjCExceptions(objcRuntime, Triple); |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2179 | } |
| 2180 | |
| 2181 | if (types::isCXX(InputType)) { |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 2182 | // Disable C++ EH by default on XCore, PS4, and MSVC. |
| 2183 | // FIXME: Remove MSVC from this list once things work. |
| 2184 | bool CXXExceptionsEnabled = Triple.getArch() != llvm::Triple::xcore && |
| 2185 | !Triple.isPS4CPU() && |
| 2186 | !Triple.isWindowsMSVCEnvironment(); |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2187 | Arg *ExceptionArg = Args.getLastArg( |
| 2188 | options::OPT_fcxx_exceptions, options::OPT_fno_cxx_exceptions, |
| 2189 | options::OPT_fexceptions, options::OPT_fno_exceptions); |
| 2190 | if (ExceptionArg) |
David Majnemer | 8de6864 | 2014-12-05 08:11:58 +0000 | [diff] [blame] | 2191 | CXXExceptionsEnabled = |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2192 | ExceptionArg->getOption().matches(options::OPT_fcxx_exceptions) || |
| 2193 | ExceptionArg->getOption().matches(options::OPT_fexceptions); |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2194 | |
| 2195 | if (CXXExceptionsEnabled) { |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 2196 | if (Triple.isPS4CPU()) { |
| 2197 | ToolChain::RTTIMode RTTIMode = TC.getRTTIMode(); |
| 2198 | assert(ExceptionArg && |
| 2199 | "On the PS4 exceptions should only be enabled if passing " |
| 2200 | "an argument"); |
| 2201 | if (RTTIMode == ToolChain::RM_DisabledExplicitly) { |
| 2202 | const Arg *RTTIArg = TC.getRTTIArg(); |
| 2203 | assert(RTTIArg && "RTTI disabled explicitly but no RTTIArg!"); |
| 2204 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 2205 | << RTTIArg->getAsString(Args) << ExceptionArg->getAsString(Args); |
| 2206 | } else if (RTTIMode == ToolChain::RM_EnabledImplicitly) |
| 2207 | D.Diag(diag::warn_drv_enabling_rtti_with_exceptions); |
| 2208 | } else |
| 2209 | assert(TC.getRTTIMode() != ToolChain::RM_DisabledImplicitly); |
| 2210 | |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2211 | CmdArgs.push_back("-fcxx-exceptions"); |
| 2212 | |
David Majnemer | 8de6864 | 2014-12-05 08:11:58 +0000 | [diff] [blame] | 2213 | EH = true; |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2214 | } |
| 2215 | } |
| 2216 | |
David Majnemer | 8de6864 | 2014-12-05 08:11:58 +0000 | [diff] [blame] | 2217 | if (EH) |
Anders Carlsson | e96ab55 | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 2218 | CmdArgs.push_back("-fexceptions"); |
Rafael Espindola | 00a6657 | 2009-10-01 13:33:33 +0000 | [diff] [blame] | 2219 | } |
| 2220 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2221 | static bool ShouldDisableAutolink(const ArgList &Args, const ToolChain &TC) { |
Daniel Dunbar | e246fbe | 2013-04-16 18:21:19 +0000 | [diff] [blame] | 2222 | bool Default = true; |
| 2223 | if (TC.getTriple().isOSDarwin()) { |
| 2224 | // The native darwin assembler doesn't support the linker_option directives, |
| 2225 | // so we disable them if we think the .s file will be passed to it. |
| 2226 | Default = TC.useIntegratedAs(); |
| 2227 | } |
| 2228 | return !Args.hasFlag(options::OPT_fautolink, options::OPT_fno_autolink, |
| 2229 | Default); |
| 2230 | } |
| 2231 | |
Ted Kremenek | 6209366 | 2013-03-12 17:02:12 +0000 | [diff] [blame] | 2232 | static bool ShouldDisableDwarfDirectory(const ArgList &Args, |
| 2233 | const ToolChain &TC) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2234 | bool UseDwarfDirectory = |
| 2235 | Args.hasFlag(options::OPT_fdwarf_directory_asm, |
| 2236 | options::OPT_fno_dwarf_directory_asm, TC.useIntegratedAs()); |
Nick Lewycky | 1d617ac | 2011-10-17 23:05:52 +0000 | [diff] [blame] | 2237 | return !UseDwarfDirectory; |
| 2238 | } |
| 2239 | |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2240 | /// \brief Check whether the given input tree contains any compilation actions. |
| 2241 | static bool ContainsCompileAction(const Action *A) { |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 2242 | if (isa<CompileJobAction>(A) || isa<BackendJobAction>(A)) |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2243 | return true; |
| 2244 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 2245 | for (const auto &Act : *A) |
| 2246 | if (ContainsCompileAction(Act)) |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2247 | return true; |
| 2248 | |
| 2249 | return false; |
| 2250 | } |
| 2251 | |
| 2252 | /// \brief Check if -relax-all should be passed to the internal assembler. |
| 2253 | /// This is done by default when compiling non-assembler source with -O0. |
| 2254 | static bool UseRelaxAll(Compilation &C, const ArgList &Args) { |
| 2255 | bool RelaxDefault = true; |
| 2256 | |
| 2257 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 2258 | RelaxDefault = A->getOption().matches(options::OPT_O0); |
| 2259 | |
| 2260 | if (RelaxDefault) { |
| 2261 | RelaxDefault = false; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 2262 | for (const auto &Act : C.getActions()) { |
| 2263 | if (ContainsCompileAction(Act)) { |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2264 | RelaxDefault = true; |
| 2265 | break; |
| 2266 | } |
| 2267 | } |
| 2268 | } |
| 2269 | |
| 2270 | return Args.hasFlag(options::OPT_mrelax_all, options::OPT_mno_relax_all, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2271 | RelaxDefault); |
Joerg Sonnenberger | ef317a2 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 2272 | } |
| 2273 | |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2274 | static void CollectArgsForIntegratedAssembler(Compilation &C, |
| 2275 | const ArgList &Args, |
| 2276 | ArgStringList &CmdArgs, |
| 2277 | const Driver &D) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2278 | if (UseRelaxAll(C, Args)) |
| 2279 | CmdArgs.push_back("-mrelax-all"); |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2280 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2281 | // When passing -I arguments to the assembler we sometimes need to |
| 2282 | // unconditionally take the next argument. For example, when parsing |
| 2283 | // '-Wa,-I -Wa,foo' we need to accept the -Wa,foo arg after seeing the |
| 2284 | // -Wa,-I arg and when parsing '-Wa,-I,foo' we need to accept the 'foo' |
| 2285 | // arg after parsing the '-I' arg. |
| 2286 | bool TakeNextArg = false; |
David Peixotto | dfb6614 | 2013-11-14 22:52:58 +0000 | [diff] [blame] | 2287 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2288 | // When using an integrated assembler, translate -Wa, and -Xassembler |
| 2289 | // options. |
| 2290 | bool CompressDebugSections = false; |
| 2291 | for (const Arg *A : |
| 2292 | Args.filtered(options::OPT_Wa_COMMA, options::OPT_Xassembler)) { |
| 2293 | A->claim(); |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2294 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 2295 | for (const StringRef Value : A->getValues()) { |
| 2296 | if (TakeNextArg) { |
| 2297 | CmdArgs.push_back(Value.data()); |
| 2298 | TakeNextArg = false; |
| 2299 | continue; |
| 2300 | } |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2301 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2302 | if (Value == "-force_cpusubtype_ALL") { |
| 2303 | // Do nothing, this is the default and we don't support anything else. |
| 2304 | } else if (Value == "-L") { |
| 2305 | CmdArgs.push_back("-msave-temp-labels"); |
| 2306 | } else if (Value == "--fatal-warnings") { |
| 2307 | CmdArgs.push_back("-massembler-fatal-warnings"); |
| 2308 | } else if (Value == "--noexecstack") { |
| 2309 | CmdArgs.push_back("-mnoexecstack"); |
| 2310 | } else if (Value == "-compress-debug-sections" || |
| 2311 | Value == "--compress-debug-sections") { |
| 2312 | CompressDebugSections = true; |
| 2313 | } else if (Value == "-nocompress-debug-sections" || |
| 2314 | Value == "--nocompress-debug-sections") { |
| 2315 | CompressDebugSections = false; |
| 2316 | } else if (Value.startswith("-I")) { |
| 2317 | CmdArgs.push_back(Value.data()); |
| 2318 | // We need to consume the next argument if the current arg is a plain |
| 2319 | // -I. The next arg will be the include directory. |
| 2320 | if (Value == "-I") |
| 2321 | TakeNextArg = true; |
| 2322 | } else if (Value.startswith("-gdwarf-")) { |
| 2323 | CmdArgs.push_back(Value.data()); |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 2324 | } else if (Value.startswith("-mcpu") || Value.startswith("-mfpu") || |
| 2325 | Value.startswith("-mhwdiv") || Value.startswith("-march")) { |
| 2326 | // Do nothing, we'll validate it later. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2327 | } else { |
| 2328 | D.Diag(diag::err_drv_unsupported_option_argument) |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2329 | << A->getOption().getName() << Value; |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2330 | } |
| 2331 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2332 | } |
| 2333 | if (CompressDebugSections) { |
| 2334 | if (llvm::zlib::isAvailable()) |
| 2335 | CmdArgs.push_back("-compress-debug-sections"); |
| 2336 | else |
| 2337 | D.Diag(diag::warn_debug_compression_unavailable); |
| 2338 | } |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 2339 | } |
| 2340 | |
Renato Golin | e807c12 | 2014-01-31 11:47:28 +0000 | [diff] [blame] | 2341 | // Until ARM libraries are build separately, we have them all in one library |
| 2342 | static StringRef getArchNameForCompilerRTLib(const ToolChain &TC) { |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 2343 | if (TC.getTriple().isWindowsMSVCEnvironment() && |
Peter Collingbourne | 2659fb3 | 2015-07-02 02:07:43 +0000 | [diff] [blame] | 2344 | TC.getArch() == llvm::Triple::x86) |
| 2345 | return "i386"; |
Saleem Abdulrasool | 2e46ebe | 2014-12-30 22:52:06 +0000 | [diff] [blame] | 2346 | if (TC.getArch() == llvm::Triple::arm || TC.getArch() == llvm::Triple::armeb) |
Renato Golin | e807c12 | 2014-01-31 11:47:28 +0000 | [diff] [blame] | 2347 | return "arm"; |
Saleem Abdulrasool | 2e46ebe | 2014-12-30 22:52:06 +0000 | [diff] [blame] | 2348 | return TC.getArchName(); |
Renato Golin | e807c12 | 2014-01-31 11:47:28 +0000 | [diff] [blame] | 2349 | } |
| 2350 | |
Alexey Samsonov | ce8ab10 | 2014-02-25 12:43:43 +0000 | [diff] [blame] | 2351 | static SmallString<128> getCompilerRTLibDir(const ToolChain &TC) { |
| 2352 | // The runtimes are located in the OS-specific resource directory. |
| 2353 | SmallString<128> Res(TC.getDriver().ResourceDir); |
Viktor Kutuzov | aa5b5f7 | 2014-03-18 09:36:50 +0000 | [diff] [blame] | 2354 | const llvm::Triple &Triple = TC.getTriple(); |
| 2355 | // TC.getOS() yield "freebsd10.0" whereas "freebsd" is expected. |
Saleem Abdulrasool | 2e46ebe | 2014-12-30 22:52:06 +0000 | [diff] [blame] | 2356 | StringRef OSLibName = |
| 2357 | (Triple.getOS() == llvm::Triple::FreeBSD) ? "freebsd" : TC.getOS(); |
Viktor Kutuzov | aa5b5f7 | 2014-03-18 09:36:50 +0000 | [diff] [blame] | 2358 | llvm::sys::path::append(Res, "lib", OSLibName); |
Alexey Samsonov | ce8ab10 | 2014-02-25 12:43:43 +0000 | [diff] [blame] | 2359 | return Res; |
Alexey Samsonov | 7811d19 | 2014-02-20 13:57:37 +0000 | [diff] [blame] | 2360 | } |
| 2361 | |
Peter Collingbourne | 581f438 | 2015-07-02 01:48:12 +0000 | [diff] [blame] | 2362 | SmallString<128> tools::getCompilerRT(const ToolChain &TC, StringRef Component, |
| 2363 | bool Shared) { |
Dan Albert | 6f2875d | 2015-01-28 23:23:36 +0000 | [diff] [blame] | 2364 | const char *Env = TC.getTriple().getEnvironment() == llvm::Triple::Android |
| 2365 | ? "-android" |
| 2366 | : ""; |
| 2367 | |
Saleem Abdulrasool | 6815094 | 2014-12-30 22:52:08 +0000 | [diff] [blame] | 2368 | bool IsOSWindows = TC.getTriple().isOSWindows(); |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 2369 | bool IsITANMSVCWindows = TC.getTriple().isWindowsMSVCEnvironment() || |
| 2370 | TC.getTriple().isWindowsItaniumEnvironment(); |
Saleem Abdulrasool | 6815094 | 2014-12-30 22:52:08 +0000 | [diff] [blame] | 2371 | StringRef Arch = getArchNameForCompilerRTLib(TC); |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 2372 | const char *Prefix = IsITANMSVCWindows ? "" : "lib"; |
Saleem Abdulrasool | 6815094 | 2014-12-30 22:52:08 +0000 | [diff] [blame] | 2373 | const char *Suffix = |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 2374 | Shared ? (IsOSWindows ? ".dll" : ".so") : (IsITANMSVCWindows ? ".lib" : ".a"); |
Saleem Abdulrasool | 6815094 | 2014-12-30 22:52:08 +0000 | [diff] [blame] | 2375 | |
| 2376 | SmallString<128> Path = getCompilerRTLibDir(TC); |
| 2377 | llvm::sys::path::append(Path, Prefix + Twine("clang_rt.") + Component + "-" + |
| 2378 | Arch + Env + Suffix); |
| 2379 | |
| 2380 | return Path; |
| 2381 | } |
| 2382 | |
Alexey Samsonov | 99ee10d | 2014-05-22 21:13:30 +0000 | [diff] [blame] | 2383 | // 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] | 2384 | // FIXME: Make sure we can also emit shared objects if they're requested |
| 2385 | // and available, check for possible errors, etc. |
Saleem Abdulrasool | 8d7ade7 | 2014-12-30 02:10:36 +0000 | [diff] [blame] | 2386 | static void addClangRT(const ToolChain &TC, const ArgList &Args, |
| 2387 | ArgStringList &CmdArgs) { |
Saleem Abdulrasool | 6815094 | 2014-12-30 22:52:08 +0000 | [diff] [blame] | 2388 | CmdArgs.push_back(Args.MakeArgString(getCompilerRT(TC, "builtins"))); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 2389 | } |
| 2390 | |
Saleem Abdulrasool | 2e46ebe | 2014-12-30 22:52:06 +0000 | [diff] [blame] | 2391 | static void addProfileRT(const ToolChain &TC, const ArgList &Args, |
| 2392 | ArgStringList &CmdArgs) { |
Justin Bogner | 31a4aca | 2014-08-07 03:14:34 +0000 | [diff] [blame] | 2393 | if (!(Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs, |
| 2394 | false) || |
Chandler Carruth | 3638170 | 2013-06-23 11:28:48 +0000 | [diff] [blame] | 2395 | Args.hasArg(options::OPT_fprofile_generate) || |
Diego Novillo | 578caf5 | 2015-07-09 17:23:53 +0000 | [diff] [blame] | 2396 | Args.hasArg(options::OPT_fprofile_generate_EQ) || |
Justin Bogner | 6a9d2cf | 2014-01-06 22:27:36 +0000 | [diff] [blame] | 2397 | Args.hasArg(options::OPT_fprofile_instr_generate) || |
Justin Bogner | a71e681 | 2015-04-30 23:49:42 +0000 | [diff] [blame] | 2398 | Args.hasArg(options::OPT_fprofile_instr_generate_EQ) || |
Chandler Carruth | 3638170 | 2013-06-23 11:28:48 +0000 | [diff] [blame] | 2399 | Args.hasArg(options::OPT_fcreate_profile) || |
| 2400 | Args.hasArg(options::OPT_coverage))) |
| 2401 | return; |
| 2402 | |
Saleem Abdulrasool | 6815094 | 2014-12-30 22:52:08 +0000 | [diff] [blame] | 2403 | CmdArgs.push_back(Args.MakeArgString(getCompilerRT(TC, "profile"))); |
Alexey Samsonov | bdfa6c2 | 2014-04-01 13:31:10 +0000 | [diff] [blame] | 2404 | } |
| 2405 | |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2406 | namespace { |
| 2407 | enum OpenMPRuntimeKind { |
| 2408 | /// An unknown OpenMP runtime. We can't generate effective OpenMP code |
| 2409 | /// without knowing what runtime to target. |
| 2410 | OMPRT_Unknown, |
| 2411 | |
| 2412 | /// The LLVM OpenMP runtime. When completed and integrated, this will become |
| 2413 | /// the default for Clang. |
| 2414 | OMPRT_OMP, |
| 2415 | |
| 2416 | /// The GNU OpenMP runtime. Clang doesn't support generating OpenMP code for |
| 2417 | /// this runtime but can swallow the pragmas, and find and link against the |
| 2418 | /// runtime library itself. |
| 2419 | OMPRT_GOMP, |
| 2420 | |
Chandler Carruth | c6625c6 | 2015-05-28 21:10:31 +0000 | [diff] [blame] | 2421 | /// 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] | 2422 | /// OpenMP runtime. We support this mode for users with existing dependencies |
| 2423 | /// on this runtime library name. |
| 2424 | OMPRT_IOMP5 |
| 2425 | }; |
Alexander Kornienko | ab9db51 | 2015-06-22 23:07:51 +0000 | [diff] [blame] | 2426 | } |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2427 | |
| 2428 | /// Compute the desired OpenMP runtime from the flag provided. |
Chandler Carruth | c6625c6 | 2015-05-28 21:10:31 +0000 | [diff] [blame] | 2429 | static OpenMPRuntimeKind getOpenMPRuntime(const ToolChain &TC, |
| 2430 | const ArgList &Args) { |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2431 | StringRef RuntimeName(CLANG_DEFAULT_OPENMP_RUNTIME); |
| 2432 | |
| 2433 | const Arg *A = Args.getLastArg(options::OPT_fopenmp_EQ); |
| 2434 | if (A) |
| 2435 | RuntimeName = A->getValue(); |
| 2436 | |
| 2437 | auto RT = llvm::StringSwitch<OpenMPRuntimeKind>(RuntimeName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2438 | .Case("libomp", OMPRT_OMP) |
| 2439 | .Case("libgomp", OMPRT_GOMP) |
| 2440 | .Case("libiomp5", OMPRT_IOMP5) |
| 2441 | .Default(OMPRT_Unknown); |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2442 | |
| 2443 | if (RT == OMPRT_Unknown) { |
| 2444 | if (A) |
| 2445 | TC.getDriver().Diag(diag::err_drv_unsupported_option_argument) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2446 | << A->getOption().getName() << A->getValue(); |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 2447 | else |
| 2448 | // FIXME: We could use a nicer diagnostic here. |
| 2449 | TC.getDriver().Diag(diag::err_drv_unsupported_opt) << "-fopenmp"; |
| 2450 | } |
| 2451 | |
| 2452 | return RT; |
| 2453 | } |
| 2454 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2455 | static void addSanitizerRuntime(const ToolChain &TC, const ArgList &Args, |
| 2456 | ArgStringList &CmdArgs, StringRef Sanitizer, |
| 2457 | bool IsShared) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2458 | // Static runtimes must be forced into executable, so we wrap them in |
Peter Collingbourne | f7ef3fd81 | 2013-10-20 21:29:13 +0000 | [diff] [blame] | 2459 | // whole-archive. |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2460 | if (!IsShared) |
| 2461 | CmdArgs.push_back("-whole-archive"); |
Dan Albert | 6f2875d | 2015-01-28 23:23:36 +0000 | [diff] [blame] | 2462 | CmdArgs.push_back(Args.MakeArgString(getCompilerRT(TC, Sanitizer, IsShared))); |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2463 | if (!IsShared) |
| 2464 | CmdArgs.push_back("-no-whole-archive"); |
Alexey Samsonov | bfb0cd3 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 2465 | } |
| 2466 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2467 | // Tries to use a file with the list of dynamic symbols that need to be exported |
| 2468 | // from the runtime library. Returns true if the file was found. |
| 2469 | static bool addSanitizerDynamicList(const ToolChain &TC, const ArgList &Args, |
| 2470 | ArgStringList &CmdArgs, |
| 2471 | StringRef Sanitizer) { |
Saleem Abdulrasool | 6815094 | 2014-12-30 22:52:08 +0000 | [diff] [blame] | 2472 | SmallString<128> SanRT = getCompilerRT(TC, Sanitizer); |
| 2473 | if (llvm::sys::fs::exists(SanRT + ".syms")) { |
| 2474 | CmdArgs.push_back(Args.MakeArgString("--dynamic-list=" + SanRT + ".syms")); |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2475 | return true; |
| 2476 | } |
| 2477 | return false; |
| 2478 | } |
| 2479 | |
| 2480 | static void linkSanitizerRuntimeDeps(const ToolChain &TC, |
| 2481 | ArgStringList &CmdArgs) { |
| 2482 | // Force linking against the system libraries sanitizers depends on |
| 2483 | // (see PR15823 why this is necessary). |
| 2484 | CmdArgs.push_back("--no-as-needed"); |
| 2485 | CmdArgs.push_back("-lpthread"); |
| 2486 | CmdArgs.push_back("-lrt"); |
| 2487 | CmdArgs.push_back("-lm"); |
| 2488 | // There's no libdl on FreeBSD. |
| 2489 | if (TC.getTriple().getOS() != llvm::Triple::FreeBSD) |
| 2490 | CmdArgs.push_back("-ldl"); |
| 2491 | } |
| 2492 | |
| 2493 | static void |
| 2494 | collectSanitizerRuntimes(const ToolChain &TC, const ArgList &Args, |
| 2495 | SmallVectorImpl<StringRef> &SharedRuntimes, |
| 2496 | SmallVectorImpl<StringRef> &StaticRuntimes, |
| 2497 | SmallVectorImpl<StringRef> &HelperStaticRuntimes) { |
| 2498 | const SanitizerArgs &SanArgs = TC.getSanitizerArgs(); |
| 2499 | // Collect shared runtimes. |
| 2500 | if (SanArgs.needsAsanRt() && SanArgs.needsSharedAsanRt()) { |
| 2501 | SharedRuntimes.push_back("asan"); |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 2502 | } |
Alexey Samsonov | bdfa6c2 | 2014-04-01 13:31:10 +0000 | [diff] [blame] | 2503 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2504 | // Collect static runtimes. |
Alexey Samsonov | bdfa6c2 | 2014-04-01 13:31:10 +0000 | [diff] [blame] | 2505 | if (Args.hasArg(options::OPT_shared) || |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2506 | (TC.getTriple().getEnvironment() == llvm::Triple::Android)) { |
| 2507 | // Don't link static runtimes into DSOs or if compiling for Android. |
Alexey Samsonov | bdfa6c2 | 2014-04-01 13:31:10 +0000 | [diff] [blame] | 2508 | return; |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2509 | } |
| 2510 | if (SanArgs.needsAsanRt()) { |
| 2511 | if (SanArgs.needsSharedAsanRt()) { |
| 2512 | HelperStaticRuntimes.push_back("asan-preinit"); |
| 2513 | } else { |
| 2514 | StaticRuntimes.push_back("asan"); |
| 2515 | if (SanArgs.linkCXXRuntimes()) |
| 2516 | StaticRuntimes.push_back("asan_cxx"); |
| 2517 | } |
| 2518 | } |
| 2519 | if (SanArgs.needsDfsanRt()) |
| 2520 | StaticRuntimes.push_back("dfsan"); |
| 2521 | if (SanArgs.needsLsanRt()) |
| 2522 | StaticRuntimes.push_back("lsan"); |
Alexey Samsonov | 381845d | 2015-04-27 22:07:50 +0000 | [diff] [blame] | 2523 | if (SanArgs.needsMsanRt()) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2524 | StaticRuntimes.push_back("msan"); |
Alexey Samsonov | 381845d | 2015-04-27 22:07:50 +0000 | [diff] [blame] | 2525 | if (SanArgs.linkCXXRuntimes()) |
| 2526 | StaticRuntimes.push_back("msan_cxx"); |
| 2527 | } |
| 2528 | if (SanArgs.needsTsanRt()) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2529 | StaticRuntimes.push_back("tsan"); |
Alexey Samsonov | 381845d | 2015-04-27 22:07:50 +0000 | [diff] [blame] | 2530 | if (SanArgs.linkCXXRuntimes()) |
| 2531 | StaticRuntimes.push_back("tsan_cxx"); |
| 2532 | } |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2533 | if (SanArgs.needsUbsanRt()) { |
Alexey Samsonov | 3109546 | 2015-04-01 22:42:25 +0000 | [diff] [blame] | 2534 | StaticRuntimes.push_back("ubsan_standalone"); |
| 2535 | if (SanArgs.linkCXXRuntimes()) |
| 2536 | StaticRuntimes.push_back("ubsan_standalone_cxx"); |
Alexey Samsonov | b01f936 | 2014-05-12 18:39:51 +0000 | [diff] [blame] | 2537 | } |
Peter Collingbourne | c4122c1 | 2015-06-15 21:08:13 +0000 | [diff] [blame] | 2538 | if (SanArgs.needsSafeStackRt()) |
| 2539 | StaticRuntimes.push_back("safestack"); |
Kostya Serebryany | 7bca6c2 | 2011-11-30 01:39:16 +0000 | [diff] [blame] | 2540 | } |
| 2541 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2542 | // Should be called before we add system libraries (C++ ABI, libstdc++/libc++, |
| 2543 | // C runtime, etc). Returns true if sanitizer system deps need to be linked in. |
| 2544 | static bool addSanitizerRuntimes(const ToolChain &TC, const ArgList &Args, |
Alexey Samsonov | ce8ab10 | 2014-02-25 12:43:43 +0000 | [diff] [blame] | 2545 | ArgStringList &CmdArgs) { |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 2546 | SmallVector<StringRef, 4> SharedRuntimes, StaticRuntimes, |
| 2547 | HelperStaticRuntimes; |
| 2548 | collectSanitizerRuntimes(TC, Args, SharedRuntimes, StaticRuntimes, |
| 2549 | HelperStaticRuntimes); |
| 2550 | for (auto RT : SharedRuntimes) |
| 2551 | addSanitizerRuntime(TC, Args, CmdArgs, RT, true); |
| 2552 | for (auto RT : HelperStaticRuntimes) |
| 2553 | addSanitizerRuntime(TC, Args, CmdArgs, RT, false); |
| 2554 | bool AddExportDynamic = false; |
| 2555 | for (auto RT : StaticRuntimes) { |
| 2556 | addSanitizerRuntime(TC, Args, CmdArgs, RT, false); |
| 2557 | AddExportDynamic |= !addSanitizerDynamicList(TC, Args, CmdArgs, RT); |
| 2558 | } |
| 2559 | // If there is a static runtime with no dynamic list, force all the symbols |
| 2560 | // to be dynamic to be sure we export sanitizer interface functions. |
| 2561 | if (AddExportDynamic) |
| 2562 | CmdArgs.push_back("-export-dynamic"); |
| 2563 | return !StaticRuntimes.empty(); |
Peter Collingbourne | c377275 | 2013-08-07 22:47:34 +0000 | [diff] [blame] | 2564 | } |
| 2565 | |
Reid Kleckner | 86ea770 | 2015-02-04 23:45:07 +0000 | [diff] [blame] | 2566 | static bool areOptimizationsEnabled(const ArgList &Args) { |
| 2567 | // Find the last -O arg and see if it is non-zero. |
| 2568 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 2569 | return !A->getOption().matches(options::OPT_O0); |
| 2570 | // Defaults to -O0. |
| 2571 | return false; |
| 2572 | } |
| 2573 | |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 2574 | static bool shouldUseFramePointerForTarget(const ArgList &Args, |
| 2575 | const llvm::Triple &Triple) { |
Reid Kleckner | 86ea770 | 2015-02-04 23:45:07 +0000 | [diff] [blame] | 2576 | // XCore never wants frame pointers, regardless of OS. |
| 2577 | if (Triple.getArch() == llvm::Triple::xcore) { |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 2578 | return false; |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 2579 | } |
Reid Kleckner | 86ea770 | 2015-02-04 23:45:07 +0000 | [diff] [blame] | 2580 | |
| 2581 | if (Triple.isOSLinux()) { |
| 2582 | switch (Triple.getArch()) { |
| 2583 | // Don't use a frame pointer on linux if optimizing for certain targets. |
| 2584 | case llvm::Triple::mips64: |
| 2585 | case llvm::Triple::mips64el: |
| 2586 | case llvm::Triple::mips: |
| 2587 | case llvm::Triple::mipsel: |
| 2588 | case llvm::Triple::systemz: |
| 2589 | case llvm::Triple::x86: |
| 2590 | case llvm::Triple::x86_64: |
| 2591 | return !areOptimizationsEnabled(Args); |
| 2592 | default: |
| 2593 | return true; |
| 2594 | } |
| 2595 | } |
| 2596 | |
| 2597 | if (Triple.isOSWindows()) { |
| 2598 | switch (Triple.getArch()) { |
| 2599 | case llvm::Triple::x86: |
| 2600 | return !areOptimizationsEnabled(Args); |
| 2601 | default: |
| 2602 | // All other supported Windows ISAs use xdata unwind information, so frame |
| 2603 | // pointers are not generally useful. |
| 2604 | return false; |
| 2605 | } |
| 2606 | } |
| 2607 | |
| 2608 | return true; |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 2609 | } |
| 2610 | |
Rafael Espindola | 224dd63 | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 2611 | static bool shouldUseFramePointer(const ArgList &Args, |
| 2612 | const llvm::Triple &Triple) { |
| 2613 | if (Arg *A = Args.getLastArg(options::OPT_fno_omit_frame_pointer, |
| 2614 | options::OPT_fomit_frame_pointer)) |
| 2615 | return A->getOption().matches(options::OPT_fno_omit_frame_pointer); |
| 2616 | |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 2617 | return shouldUseFramePointerForTarget(Args, Triple); |
Rafael Espindola | 224dd63 | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 2618 | } |
| 2619 | |
Eric Christopher | b7d97e9 | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 2620 | static bool shouldUseLeafFramePointer(const ArgList &Args, |
| 2621 | const llvm::Triple &Triple) { |
| 2622 | if (Arg *A = Args.getLastArg(options::OPT_mno_omit_leaf_frame_pointer, |
| 2623 | options::OPT_momit_leaf_frame_pointer)) |
| 2624 | return A->getOption().matches(options::OPT_mno_omit_leaf_frame_pointer); |
| 2625 | |
Filipe Cabecinhas | b1e6c2d | 2015-01-27 18:08:32 +0000 | [diff] [blame] | 2626 | if (Triple.isPS4CPU()) |
| 2627 | return false; |
| 2628 | |
Benjamin Kramer | 34cb043 | 2013-10-16 17:42:39 +0000 | [diff] [blame] | 2629 | return shouldUseFramePointerForTarget(Args, Triple); |
Eric Christopher | b7d97e9 | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 2630 | } |
| 2631 | |
Rafael Espindola | c7367ff | 2013-08-10 01:40:10 +0000 | [diff] [blame] | 2632 | /// Add a CC1 option to specify the debug compilation directory. |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 2633 | static void addDebugCompDirArg(const ArgList &Args, ArgStringList &CmdArgs) { |
Benjamin Kramer | 698d7c8 | 2013-04-27 08:12:29 +0000 | [diff] [blame] | 2634 | SmallString<128> cwd; |
| 2635 | if (!llvm::sys::fs::current_path(cwd)) { |
Chad Rosier | a35d5a3 | 2013-04-26 20:49:50 +0000 | [diff] [blame] | 2636 | CmdArgs.push_back("-fdebug-compilation-dir"); |
| 2637 | CmdArgs.push_back(Args.MakeArgString(cwd)); |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 2638 | } |
| 2639 | } |
| 2640 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2641 | static const char *SplitDebugName(const ArgList &Args, const InputInfo &Input) { |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 2642 | Arg *FinalOutput = Args.getLastArg(options::OPT_o); |
| 2643 | if (FinalOutput && Args.hasArg(options::OPT_c)) { |
| 2644 | SmallString<128> T(FinalOutput->getValue()); |
| 2645 | llvm::sys::path::replace_extension(T, "dwo"); |
| 2646 | return Args.MakeArgString(T); |
| 2647 | } else { |
| 2648 | // Use the compilation dir. |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 2649 | SmallString<128> T( |
| 2650 | Args.getLastArgValue(options::OPT_fdebug_compilation_dir)); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 2651 | SmallString<128> F(llvm::sys::path::stem(Input.getBaseInput())); |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 2652 | llvm::sys::path::replace_extension(F, "dwo"); |
| 2653 | T += F; |
| 2654 | return Args.MakeArgString(F); |
| 2655 | } |
| 2656 | } |
| 2657 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2658 | static void SplitDebugInfo(const ToolChain &TC, Compilation &C, const Tool &T, |
| 2659 | const JobAction &JA, const ArgList &Args, |
| 2660 | const InputInfo &Output, const char *OutFile) { |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 2661 | ArgStringList ExtractArgs; |
| 2662 | ExtractArgs.push_back("--extract-dwo"); |
| 2663 | |
| 2664 | ArgStringList StripArgs; |
| 2665 | StripArgs.push_back("--strip-dwo"); |
| 2666 | |
| 2667 | // Grabbing the output of the earlier compile step. |
| 2668 | StripArgs.push_back(Output.getFilename()); |
| 2669 | ExtractArgs.push_back(Output.getFilename()); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 2670 | ExtractArgs.push_back(OutFile); |
| 2671 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2672 | const char *Exec = Args.MakeArgString(TC.GetProgramPath("objcopy")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 2673 | InputInfo II(Output.getFilename(), types::TY_Object, Output.getFilename()); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 2674 | |
| 2675 | // First extract the dwo sections. |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 2676 | C.addCommand(llvm::make_unique<Command>(JA, T, Exec, ExtractArgs, II)); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 2677 | |
| 2678 | // Then remove them from the original .o file. |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 2679 | C.addCommand(llvm::make_unique<Command>(JA, T, Exec, StripArgs, II)); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 2680 | } |
| 2681 | |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 2682 | /// \brief Vectorize at all optimization levels greater than 1 except for -Oz. |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 2683 | /// For -Oz the loop vectorizer is disable, while the slp vectorizer is enabled. |
| 2684 | static bool shouldEnableVectorizerAtOLevel(const ArgList &Args, bool isSlpVec) { |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 2685 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
Rafael Espindola | ad70d96 | 2013-08-27 16:58:15 +0000 | [diff] [blame] | 2686 | if (A->getOption().matches(options::OPT_O4) || |
| 2687 | A->getOption().matches(options::OPT_Ofast)) |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 2688 | return true; |
| 2689 | |
| 2690 | if (A->getOption().matches(options::OPT_O0)) |
| 2691 | return false; |
| 2692 | |
| 2693 | assert(A->getOption().matches(options::OPT_O) && "Must have a -O flag"); |
| 2694 | |
Rafael Espindola | 91780de | 2013-08-26 14:05:41 +0000 | [diff] [blame] | 2695 | // Vectorize -Os. |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 2696 | StringRef S(A->getValue()); |
Rafael Espindola | 91780de | 2013-08-26 14:05:41 +0000 | [diff] [blame] | 2697 | if (S == "s") |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 2698 | return true; |
| 2699 | |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 2700 | // Don't vectorize -Oz, unless it's the slp vectorizer. |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 2701 | if (S == "z") |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 2702 | return isSlpVec; |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 2703 | |
| 2704 | unsigned OptLevel = 0; |
| 2705 | if (S.getAsInteger(10, OptLevel)) |
| 2706 | return false; |
| 2707 | |
| 2708 | return OptLevel > 1; |
| 2709 | } |
| 2710 | |
| 2711 | return false; |
| 2712 | } |
| 2713 | |
Ben Langmuir | 2cb4a78 | 2014-02-05 22:21:15 +0000 | [diff] [blame] | 2714 | /// Add -x lang to \p CmdArgs for \p Input. |
| 2715 | static void addDashXForInput(const ArgList &Args, const InputInfo &Input, |
| 2716 | ArgStringList &CmdArgs) { |
| 2717 | // When using -verify-pch, we don't want to provide the type |
| 2718 | // 'precompiled-header' if it was inferred from the file extension |
| 2719 | if (Args.hasArg(options::OPT_verify_pch) && Input.getType() == types::TY_PCH) |
| 2720 | return; |
| 2721 | |
| 2722 | CmdArgs.push_back("-x"); |
| 2723 | if (Args.hasArg(options::OPT_rewrite_objc)) |
| 2724 | CmdArgs.push_back(types::getTypeName(types::TY_PP_ObjCXX)); |
| 2725 | else |
| 2726 | CmdArgs.push_back(types::getTypeName(Input.getType())); |
| 2727 | } |
| 2728 | |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 2729 | static VersionTuple getMSCompatibilityVersion(unsigned Version) { |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 2730 | if (Version < 100) |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 2731 | return VersionTuple(Version); |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 2732 | |
| 2733 | if (Version < 10000) |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 2734 | return VersionTuple(Version / 100, Version % 100); |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 2735 | |
| 2736 | unsigned Build = 0, Factor = 1; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2737 | for (; Version > 10000; Version = Version / 10, Factor = Factor * 10) |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 2738 | Build = Build + (Version % 10) * Factor; |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 2739 | return VersionTuple(Version / 100, Version % 100, Build); |
Saleem Abdulrasool | c68237b | 2014-07-16 03:13:50 +0000 | [diff] [blame] | 2740 | } |
| 2741 | |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 2742 | // 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] | 2743 | // options that build systems might add but are unused when assembling or only |
| 2744 | // running the preprocessor for example. |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 2745 | static void claimNoWarnArgs(const ArgList &Args) { |
| 2746 | // 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] | 2747 | // preprocessing, precompiling or assembling. |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 2748 | Args.ClaimAllArgs(options::OPT_flto); |
| 2749 | Args.ClaimAllArgs(options::OPT_fno_lto); |
| 2750 | } |
| 2751 | |
Ben Langmuir | 3b7b540 | 2015-02-03 19:28:37 +0000 | [diff] [blame] | 2752 | static void appendUserToPath(SmallVectorImpl<char> &Result) { |
| 2753 | #ifdef LLVM_ON_UNIX |
| 2754 | const char *Username = getenv("LOGNAME"); |
| 2755 | #else |
| 2756 | const char *Username = getenv("USERNAME"); |
| 2757 | #endif |
| 2758 | if (Username) { |
| 2759 | // Validate that LoginName can be used in a path, and get its length. |
| 2760 | size_t Len = 0; |
| 2761 | for (const char *P = Username; *P; ++P, ++Len) { |
Ben Langmuir | e056ec3 | 2015-02-04 18:34:23 +0000 | [diff] [blame] | 2762 | if (!isAlphanumeric(*P) && *P != '_') { |
Ben Langmuir | 3b7b540 | 2015-02-03 19:28:37 +0000 | [diff] [blame] | 2763 | Username = nullptr; |
| 2764 | break; |
| 2765 | } |
| 2766 | } |
| 2767 | |
| 2768 | if (Username && Len > 0) { |
| 2769 | Result.append(Username, Username + Len); |
| 2770 | return; |
| 2771 | } |
| 2772 | } |
| 2773 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2774 | // Fallback to user id. |
Ben Langmuir | 3b7b540 | 2015-02-03 19:28:37 +0000 | [diff] [blame] | 2775 | #ifdef LLVM_ON_UNIX |
| 2776 | std::string UID = llvm::utostr(getuid()); |
| 2777 | #else |
| 2778 | // FIXME: Windows seems to have an 'SID' that might work. |
| 2779 | std::string UID = "9999"; |
| 2780 | #endif |
| 2781 | Result.append(UID.begin(), UID.end()); |
| 2782 | } |
| 2783 | |
David Majnemer | e11d373 | 2015-06-08 00:22:46 +0000 | [diff] [blame] | 2784 | VersionTuple visualstudio::getMSVCVersion(const Driver *D, |
| 2785 | const llvm::Triple &Triple, |
| 2786 | const llvm::opt::ArgList &Args, |
| 2787 | bool IsWindowsMSVC) { |
| 2788 | if (Args.hasFlag(options::OPT_fms_extensions, options::OPT_fno_ms_extensions, |
| 2789 | IsWindowsMSVC) || |
| 2790 | Args.hasArg(options::OPT_fmsc_version) || |
| 2791 | Args.hasArg(options::OPT_fms_compatibility_version)) { |
| 2792 | const Arg *MSCVersion = Args.getLastArg(options::OPT_fmsc_version); |
| 2793 | const Arg *MSCompatibilityVersion = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 2794 | Args.getLastArg(options::OPT_fms_compatibility_version); |
David Majnemer | e11d373 | 2015-06-08 00:22:46 +0000 | [diff] [blame] | 2795 | |
| 2796 | if (MSCVersion && MSCompatibilityVersion) { |
| 2797 | if (D) |
| 2798 | D->Diag(diag::err_drv_argument_not_allowed_with) |
| 2799 | << MSCVersion->getAsString(Args) |
| 2800 | << MSCompatibilityVersion->getAsString(Args); |
| 2801 | return VersionTuple(); |
| 2802 | } |
| 2803 | |
| 2804 | if (MSCompatibilityVersion) { |
| 2805 | VersionTuple MSVT; |
| 2806 | if (MSVT.tryParse(MSCompatibilityVersion->getValue()) && D) |
| 2807 | D->Diag(diag::err_drv_invalid_value) |
| 2808 | << MSCompatibilityVersion->getAsString(Args) |
| 2809 | << MSCompatibilityVersion->getValue(); |
| 2810 | return MSVT; |
| 2811 | } |
| 2812 | |
| 2813 | if (MSCVersion) { |
| 2814 | unsigned Version = 0; |
| 2815 | if (StringRef(MSCVersion->getValue()).getAsInteger(10, Version) && D) |
| 2816 | D->Diag(diag::err_drv_invalid_value) << MSCVersion->getAsString(Args) |
| 2817 | << MSCVersion->getValue(); |
| 2818 | return getMSCompatibilityVersion(Version); |
| 2819 | } |
| 2820 | |
| 2821 | unsigned Major, Minor, Micro; |
| 2822 | Triple.getEnvironmentVersion(Major, Minor, Micro); |
| 2823 | if (Major || Minor || Micro) |
| 2824 | return VersionTuple(Major, Minor, Micro); |
| 2825 | |
| 2826 | return VersionTuple(18); |
| 2827 | } |
| 2828 | return VersionTuple(); |
| 2829 | } |
| 2830 | |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 2831 | static void addPGOAndCoverageFlags(Compilation &C, const Driver &D, |
| 2832 | const InputInfo &Output, const ArgList &Args, |
| 2833 | ArgStringList &CmdArgs) { |
| 2834 | auto *ProfileGenerateArg = Args.getLastArg( |
| 2835 | options::OPT_fprofile_instr_generate, |
| 2836 | options::OPT_fprofile_instr_generate_EQ, options::OPT_fprofile_generate, |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 2837 | options::OPT_fprofile_generate_EQ, |
| 2838 | options::OPT_fno_profile_instr_generate); |
| 2839 | if (ProfileGenerateArg && |
| 2840 | ProfileGenerateArg->getOption().matches( |
| 2841 | options::OPT_fno_profile_instr_generate)) |
| 2842 | ProfileGenerateArg = nullptr; |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 2843 | |
| 2844 | auto *ProfileUseArg = Args.getLastArg( |
| 2845 | options::OPT_fprofile_instr_use, options::OPT_fprofile_instr_use_EQ, |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 2846 | options::OPT_fprofile_use, options::OPT_fprofile_use_EQ, |
| 2847 | options::OPT_fno_profile_instr_use); |
| 2848 | if (ProfileUseArg && |
| 2849 | ProfileUseArg->getOption().matches(options::OPT_fno_profile_instr_use)) |
| 2850 | ProfileUseArg = nullptr; |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 2851 | |
| 2852 | if (ProfileGenerateArg && ProfileUseArg) |
| 2853 | D.Diag(diag::err_drv_argument_not_allowed_with) |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 2854 | << ProfileGenerateArg->getSpelling() << ProfileUseArg->getSpelling(); |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 2855 | |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 2856 | if (ProfileGenerateArg) { |
| 2857 | if (ProfileGenerateArg->getOption().matches( |
| 2858 | options::OPT_fprofile_instr_generate_EQ)) |
| 2859 | ProfileGenerateArg->render(Args, CmdArgs); |
| 2860 | else if (ProfileGenerateArg->getOption().matches( |
| 2861 | options::OPT_fprofile_generate_EQ)) { |
| 2862 | SmallString<128> Path(ProfileGenerateArg->getValue()); |
| 2863 | llvm::sys::path::append(Path, "default.profraw"); |
| 2864 | CmdArgs.push_back( |
| 2865 | Args.MakeArgString(Twine("-fprofile-instr-generate=") + Path)); |
| 2866 | } else |
| 2867 | Args.AddAllArgs(CmdArgs, options::OPT_fprofile_instr_generate); |
| 2868 | } |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 2869 | |
Diego Novillo | 758f3f5 | 2015-08-05 21:49:51 +0000 | [diff] [blame] | 2870 | if (ProfileUseArg) { |
| 2871 | if (ProfileUseArg->getOption().matches(options::OPT_fprofile_instr_use_EQ)) |
| 2872 | ProfileUseArg->render(Args, CmdArgs); |
| 2873 | else if ((ProfileUseArg->getOption().matches( |
| 2874 | options::OPT_fprofile_use_EQ) || |
| 2875 | ProfileUseArg->getOption().matches( |
| 2876 | options::OPT_fprofile_instr_use))) { |
| 2877 | SmallString<128> Path( |
| 2878 | ProfileUseArg->getNumValues() == 0 ? "" : ProfileUseArg->getValue()); |
| 2879 | if (Path.empty() || llvm::sys::fs::is_directory(Path)) |
| 2880 | llvm::sys::path::append(Path, "default.profdata"); |
| 2881 | CmdArgs.push_back( |
| 2882 | Args.MakeArgString(Twine("-fprofile-instr-use=") + Path)); |
| 2883 | } |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 2884 | } |
| 2885 | |
| 2886 | if (Args.hasArg(options::OPT_ftest_coverage) || |
| 2887 | Args.hasArg(options::OPT_coverage)) |
| 2888 | CmdArgs.push_back("-femit-coverage-notes"); |
| 2889 | if (Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs, |
| 2890 | false) || |
| 2891 | Args.hasArg(options::OPT_coverage)) |
| 2892 | CmdArgs.push_back("-femit-coverage-data"); |
| 2893 | |
Diego Novillo | c4b94da | 2015-08-05 23:27:40 +0000 | [diff] [blame] | 2894 | if (Args.hasFlag(options::OPT_fcoverage_mapping, |
| 2895 | options::OPT_fno_coverage_mapping, false) && |
| 2896 | !ProfileGenerateArg) |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 2897 | D.Diag(diag::err_drv_argument_only_allowed_with) |
| 2898 | << "-fcoverage-mapping" |
| 2899 | << "-fprofile-instr-generate"; |
| 2900 | |
Diego Novillo | c4b94da | 2015-08-05 23:27:40 +0000 | [diff] [blame] | 2901 | if (Args.hasFlag(options::OPT_fcoverage_mapping, |
| 2902 | options::OPT_fno_coverage_mapping, false)) |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 2903 | CmdArgs.push_back("-fcoverage-mapping"); |
| 2904 | |
| 2905 | if (C.getArgs().hasArg(options::OPT_c) || |
| 2906 | C.getArgs().hasArg(options::OPT_S)) { |
| 2907 | if (Output.isFilename()) { |
| 2908 | CmdArgs.push_back("-coverage-file"); |
| 2909 | SmallString<128> CoverageFilename; |
| 2910 | if (Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o)) { |
| 2911 | CoverageFilename = FinalOutput->getValue(); |
| 2912 | } else { |
| 2913 | CoverageFilename = llvm::sys::path::filename(Output.getBaseInput()); |
| 2914 | } |
| 2915 | if (llvm::sys::path::is_relative(CoverageFilename)) { |
| 2916 | SmallString<128> Pwd; |
| 2917 | if (!llvm::sys::fs::current_path(Pwd)) { |
| 2918 | llvm::sys::path::append(Pwd, CoverageFilename); |
| 2919 | CoverageFilename.swap(Pwd); |
| 2920 | } |
| 2921 | } |
| 2922 | CmdArgs.push_back(Args.MakeArgString(CoverageFilename)); |
| 2923 | } |
| 2924 | } |
| 2925 | } |
| 2926 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 2927 | /// Parses the various -fpic/-fPIC/-fpie/-fPIE arguments. Then, |
| 2928 | /// smooshes them together with platform defaults, to decide whether |
| 2929 | /// this compile should be using PIC mode or not. Returns a tuple of |
| 2930 | /// (RelocationModel, PICLevel, IsPIE). |
| 2931 | static std::tuple<llvm::Reloc::Model, unsigned, bool> |
| 2932 | ParsePICArgs(const ToolChain &ToolChain, const llvm::Triple &Triple, |
| 2933 | const ArgList &Args) { |
| 2934 | // FIXME: why does this code...and so much everywhere else, use both |
| 2935 | // ToolChain.getTriple() and Triple? |
| 2936 | bool PIE = ToolChain.isPIEDefault(); |
| 2937 | bool PIC = PIE || ToolChain.isPICDefault(); |
| 2938 | bool IsPICLevelTwo = PIC; |
| 2939 | |
| 2940 | bool KernelOrKext = |
| 2941 | Args.hasArg(options::OPT_mkernel, options::OPT_fapple_kext); |
| 2942 | |
| 2943 | // Android-specific defaults for PIC/PIE |
| 2944 | if (ToolChain.getTriple().getEnvironment() == llvm::Triple::Android) { |
| 2945 | switch (ToolChain.getArch()) { |
| 2946 | case llvm::Triple::arm: |
| 2947 | case llvm::Triple::armeb: |
| 2948 | case llvm::Triple::thumb: |
| 2949 | case llvm::Triple::thumbeb: |
| 2950 | case llvm::Triple::aarch64: |
| 2951 | case llvm::Triple::mips: |
| 2952 | case llvm::Triple::mipsel: |
| 2953 | case llvm::Triple::mips64: |
| 2954 | case llvm::Triple::mips64el: |
| 2955 | PIC = true; // "-fpic" |
| 2956 | break; |
| 2957 | |
| 2958 | case llvm::Triple::x86: |
| 2959 | case llvm::Triple::x86_64: |
| 2960 | PIC = true; // "-fPIC" |
| 2961 | IsPICLevelTwo = true; |
| 2962 | break; |
| 2963 | |
| 2964 | default: |
| 2965 | break; |
| 2966 | } |
| 2967 | } |
| 2968 | |
| 2969 | // OpenBSD-specific defaults for PIE |
| 2970 | if (ToolChain.getTriple().getOS() == llvm::Triple::OpenBSD) { |
| 2971 | switch (ToolChain.getArch()) { |
| 2972 | case llvm::Triple::mips64: |
| 2973 | case llvm::Triple::mips64el: |
| 2974 | case llvm::Triple::sparcel: |
| 2975 | case llvm::Triple::x86: |
| 2976 | case llvm::Triple::x86_64: |
| 2977 | IsPICLevelTwo = false; // "-fpie" |
| 2978 | break; |
| 2979 | |
| 2980 | case llvm::Triple::ppc: |
| 2981 | case llvm::Triple::sparc: |
| 2982 | case llvm::Triple::sparcv9: |
| 2983 | IsPICLevelTwo = true; // "-fPIE" |
| 2984 | break; |
| 2985 | |
| 2986 | default: |
| 2987 | break; |
| 2988 | } |
| 2989 | } |
| 2990 | |
| 2991 | // The last argument relating to either PIC or PIE wins, and no |
| 2992 | // other argument is used. If the last argument is any flavor of the |
| 2993 | // '-fno-...' arguments, both PIC and PIE are disabled. Any PIE |
| 2994 | // option implicitly enables PIC at the same level. |
| 2995 | Arg *LastPICArg = Args.getLastArg(options::OPT_fPIC, options::OPT_fno_PIC, |
| 2996 | options::OPT_fpic, options::OPT_fno_pic, |
| 2997 | options::OPT_fPIE, options::OPT_fno_PIE, |
| 2998 | options::OPT_fpie, options::OPT_fno_pie); |
| 2999 | // Check whether the tool chain trumps the PIC-ness decision. If the PIC-ness |
| 3000 | // is forced, then neither PIC nor PIE flags will have no effect. |
| 3001 | if (!ToolChain.isPICDefaultForced()) { |
| 3002 | if (LastPICArg) { |
| 3003 | Option O = LastPICArg->getOption(); |
| 3004 | if (O.matches(options::OPT_fPIC) || O.matches(options::OPT_fpic) || |
| 3005 | O.matches(options::OPT_fPIE) || O.matches(options::OPT_fpie)) { |
| 3006 | PIE = O.matches(options::OPT_fPIE) || O.matches(options::OPT_fpie); |
| 3007 | PIC = |
| 3008 | PIE || O.matches(options::OPT_fPIC) || O.matches(options::OPT_fpic); |
| 3009 | IsPICLevelTwo = |
| 3010 | O.matches(options::OPT_fPIE) || O.matches(options::OPT_fPIC); |
| 3011 | } else { |
| 3012 | PIE = PIC = false; |
| 3013 | } |
| 3014 | } |
| 3015 | } |
| 3016 | |
| 3017 | // Introduce a Darwin-specific hack. If the default is PIC, but the |
| 3018 | // PIC level would've been set to level 1, force it back to level 2 |
| 3019 | // PIC instead. This matches the behavior of Darwin GCC (based on |
| 3020 | // chandlerc's informal testing in 2012). |
| 3021 | if (PIC && ToolChain.getTriple().isOSDarwin()) |
| 3022 | IsPICLevelTwo |= ToolChain.isPICDefault(); |
| 3023 | |
James Y Knight | c4015d3 | 2015-08-21 04:14:55 +0000 | [diff] [blame] | 3024 | // This kernel flags are a trump-card: they will disable PIC/PIE |
| 3025 | // generation, independent of the argument order. |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3026 | if (KernelOrKext && (!Triple.isiOS() || Triple.isOSVersionLT(6))) |
| 3027 | PIC = PIE = false; |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3028 | |
| 3029 | if (Arg *A = Args.getLastArg(options::OPT_mdynamic_no_pic)) { |
| 3030 | // This is a very special mode. It trumps the other modes, almost no one |
| 3031 | // uses it, and it isn't even valid on any OS but Darwin. |
| 3032 | if (!ToolChain.getTriple().isOSDarwin()) |
| 3033 | ToolChain.getDriver().Diag(diag::err_drv_unsupported_opt_for_target) |
| 3034 | << A->getSpelling() << ToolChain.getTriple().str(); |
| 3035 | |
| 3036 | // FIXME: Warn when this flag trumps some other PIC or PIE flag. |
| 3037 | |
| 3038 | // Only a forced PIC mode can cause the actual compile to have PIC defines |
| 3039 | // etc., no flags are sufficient. This behavior was selected to closely |
| 3040 | // match that of llvm-gcc and Apple GCC before that. |
| 3041 | PIC = ToolChain.isPICDefault() && ToolChain.isPICDefaultForced(); |
| 3042 | |
| 3043 | return std::make_tuple(llvm::Reloc::DynamicNoPIC, PIC ? 2 : 0, false); |
| 3044 | } |
| 3045 | |
| 3046 | if (PIC) |
| 3047 | return std::make_tuple(llvm::Reloc::PIC_, IsPICLevelTwo ? 2 : 1, PIE); |
| 3048 | |
| 3049 | return std::make_tuple(llvm::Reloc::Static, 0, false); |
| 3050 | } |
| 3051 | |
| 3052 | static const char *RelocationModelName(llvm::Reloc::Model Model) { |
| 3053 | switch (Model) { |
| 3054 | case llvm::Reloc::Default: |
| 3055 | return nullptr; |
| 3056 | case llvm::Reloc::Static: |
| 3057 | return "static"; |
| 3058 | case llvm::Reloc::PIC_: |
| 3059 | return "pic"; |
| 3060 | case llvm::Reloc::DynamicNoPIC: |
| 3061 | return "dynamic-no-pic"; |
| 3062 | } |
Aaron Ballman | 2ec4928 | 2015-08-20 13:31:16 +0000 | [diff] [blame] | 3063 | llvm_unreachable("Unknown Reloc::Model kind"); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3064 | } |
| 3065 | |
| 3066 | static void AddAssemblerKPIC(const ToolChain &ToolChain, const ArgList &Args, |
| 3067 | ArgStringList &CmdArgs) { |
| 3068 | llvm::Reloc::Model RelocationModel; |
| 3069 | unsigned PICLevel; |
| 3070 | bool IsPIE; |
| 3071 | std::tie(RelocationModel, PICLevel, IsPIE) = |
| 3072 | ParsePICArgs(ToolChain, ToolChain.getTriple(), Args); |
| 3073 | |
| 3074 | if (RelocationModel != llvm::Reloc::Static) |
| 3075 | CmdArgs.push_back("-KPIC"); |
| 3076 | } |
| 3077 | |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 3078 | void Clang::ConstructJob(Compilation &C, const JobAction &JA, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3079 | const InputInfo &Output, const InputInfoList &Inputs, |
| 3080 | const ArgList &Args, const char *LinkingOutput) const { |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 3081 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 3082 | const llvm::Triple Triple(TripleStr); |
| 3083 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3084 | bool KernelOrKext = |
| 3085 | Args.hasArg(options::OPT_mkernel, options::OPT_fapple_kext); |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 3086 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3087 | ArgStringList CmdArgs; |
| 3088 | |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 3089 | bool IsWindowsGNU = getToolChain().getTriple().isWindowsGNUEnvironment(); |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 3090 | bool IsWindowsCygnus = |
| 3091 | getToolChain().getTriple().isWindowsCygwinEnvironment(); |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 3092 | bool IsWindowsMSVC = getToolChain().getTriple().isWindowsMSVCEnvironment(); |
| 3093 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 3094 | // Check number of inputs for sanity. We need at least one input. |
| 3095 | assert(Inputs.size() >= 1 && "Must have at least one input."); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 3096 | const InputInfo &Input = Inputs[0]; |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 3097 | // CUDA compilation may have multiple inputs (source file + results of |
| 3098 | // device-side compilations). All other jobs are expected to have exactly one |
| 3099 | // input. |
| 3100 | bool IsCuda = types::isCuda(Input.getType()); |
| 3101 | assert((IsCuda || Inputs.size() == 1) && "Unable to handle multiple inputs."); |
Daniel Dunbar | e521a89 | 2009-03-31 20:53:55 +0000 | [diff] [blame] | 3102 | |
Daniel Dunbar | 6c536aa | 2009-12-11 23:00:49 +0000 | [diff] [blame] | 3103 | // Invoke ourselves in -cc1 mode. |
| 3104 | // |
| 3105 | // FIXME: Implement custom jobs for internal actions. |
| 3106 | CmdArgs.push_back("-cc1"); |
| 3107 | |
Daniel Dunbar | 624c21b | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 3108 | // Add the "effective" target triple. |
Daniel Dunbar | d640be2 | 2009-03-31 17:35:15 +0000 | [diff] [blame] | 3109 | CmdArgs.push_back("-triple"); |
Daniel Dunbar | 624c21b | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 3110 | CmdArgs.push_back(Args.MakeArgString(TripleStr)); |
Daniel Dunbar | fb58b0a | 2009-09-10 06:49:20 +0000 | [diff] [blame] | 3111 | |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 3112 | if (Triple.isOSWindows() && (Triple.getArch() == llvm::Triple::arm || |
| 3113 | Triple.getArch() == llvm::Triple::thumb)) { |
| 3114 | unsigned Offset = Triple.getArch() == llvm::Triple::arm ? 4 : 6; |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 3115 | unsigned Version; |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 3116 | Triple.getArchName().substr(Offset).getAsInteger(10, Version); |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 3117 | if (Version < 7) |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 3118 | D.Diag(diag::err_target_unsupported_arch) << Triple.getArchName() |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 3119 | << TripleStr; |
Saleem Abdulrasool | f4c9e49 | 2014-04-04 20:31:19 +0000 | [diff] [blame] | 3120 | } |
| 3121 | |
Tim Northover | 336f189 | 2014-03-29 13:16:12 +0000 | [diff] [blame] | 3122 | // Push all default warning arguments that are specific to |
| 3123 | // the given target. These come before user provided warning options |
| 3124 | // are provided. |
| 3125 | getToolChain().addClangWarningOptions(CmdArgs); |
| 3126 | |
Daniel Dunbar | 624c21b | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 3127 | // Select the appropriate action. |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3128 | RewriteKind rewriteKind = RK_None; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3129 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3130 | if (isa<AnalyzeJobAction>(JA)) { |
| 3131 | assert(JA.getType() == types::TY_Plist && "Invalid output type."); |
| 3132 | CmdArgs.push_back("-analyze"); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3133 | } else if (isa<MigrateJobAction>(JA)) { |
| 3134 | CmdArgs.push_back("-migrate"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3135 | } else if (isa<PreprocessJobAction>(JA)) { |
Daniel Dunbar | d67a322 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 3136 | if (Output.getType() == types::TY_Dependencies) |
| 3137 | CmdArgs.push_back("-Eonly"); |
Fariborz Jahanian | e0a75d6 | 2013-03-18 19:41:18 +0000 | [diff] [blame] | 3138 | else { |
Daniel Dunbar | d67a322 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 3139 | CmdArgs.push_back("-E"); |
Fariborz Jahanian | e0a75d6 | 2013-03-18 19:41:18 +0000 | [diff] [blame] | 3140 | if (Args.hasArg(options::OPT_rewrite_objc) && |
| 3141 | !Args.hasArg(options::OPT_g_Group)) |
| 3142 | CmdArgs.push_back("-P"); |
| 3143 | } |
Daniel Dunbar | c434394 | 2010-02-03 03:07:56 +0000 | [diff] [blame] | 3144 | } else if (isa<AssembleJobAction>(JA)) { |
| 3145 | CmdArgs.push_back("-emit-obj"); |
Daniel Dunbar | 06e2cc3 | 2010-05-27 06:18:05 +0000 | [diff] [blame] | 3146 | |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 3147 | CollectArgsForIntegratedAssembler(C, Args, CmdArgs, D); |
Daniel Dunbar | 7c87433 | 2010-11-19 16:23:35 +0000 | [diff] [blame] | 3148 | |
| 3149 | // Also ignore explicit -force_cpusubtype_ALL option. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3150 | (void)Args.hasArg(options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3151 | } else if (isa<PrecompileJobAction>(JA)) { |
Argyrios Kyrtzidis | 90bdfbb | 2010-08-11 23:27:58 +0000 | [diff] [blame] | 3152 | // Use PCH if the user requested it. |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 3153 | bool UsePCH = D.CCCUsePCH; |
Daniel Dunbar | cbc34b7 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 3154 | |
Aaron Ballman | 1f10cc5 | 2012-07-31 01:21:00 +0000 | [diff] [blame] | 3155 | if (JA.getType() == types::TY_Nothing) |
| 3156 | CmdArgs.push_back("-fsyntax-only"); |
| 3157 | else if (UsePCH) |
Douglas Gregor | 111af7d | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 3158 | CmdArgs.push_back("-emit-pch"); |
| 3159 | else |
| 3160 | CmdArgs.push_back("-emit-pth"); |
Ben Langmuir | 9b9a8d3 | 2014-02-06 18:53:25 +0000 | [diff] [blame] | 3161 | } else if (isa<VerifyPCHJobAction>(JA)) { |
| 3162 | CmdArgs.push_back("-verify-pch"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3163 | } else { |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 3164 | assert((isa<CompileJobAction>(JA) || isa<BackendJobAction>(JA)) && |
| 3165 | "Invalid action for clang tool."); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3166 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 3167 | if (JA.getType() == types::TY_LTO_IR || JA.getType() == types::TY_LTO_BC) { |
Teresa Johnson | 8749d804 | 2015-07-06 16:23:00 +0000 | [diff] [blame] | 3168 | CmdArgs.push_back("-flto"); |
| 3169 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3170 | if (JA.getType() == types::TY_Nothing) { |
Ben Langmuir | 9b9a8d3 | 2014-02-06 18:53:25 +0000 | [diff] [blame] | 3171 | CmdArgs.push_back("-fsyntax-only"); |
Daniel Dunbar | 24e5299 | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 3172 | } else if (JA.getType() == types::TY_LLVM_IR || |
| 3173 | JA.getType() == types::TY_LTO_IR) { |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3174 | CmdArgs.push_back("-emit-llvm"); |
Daniel Dunbar | 24e5299 | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 3175 | } else if (JA.getType() == types::TY_LLVM_BC || |
| 3176 | JA.getType() == types::TY_LTO_BC) { |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3177 | CmdArgs.push_back("-emit-llvm-bc"); |
| 3178 | } else if (JA.getType() == types::TY_PP_Asm) { |
Daniel Dunbar | d112f10 | 2009-09-17 00:47:53 +0000 | [diff] [blame] | 3179 | CmdArgs.push_back("-S"); |
Daniel Dunbar | 6cdf83c | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 3180 | } else if (JA.getType() == types::TY_AST) { |
| 3181 | CmdArgs.push_back("-emit-pch"); |
Douglas Gregor | bf7fc9c | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 3182 | } else if (JA.getType() == types::TY_ModuleFile) { |
| 3183 | CmdArgs.push_back("-module-file-info"); |
Daniel Dunbar | aeea8ac | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 3184 | } else if (JA.getType() == types::TY_RewrittenObjC) { |
| 3185 | CmdArgs.push_back("-rewrite-objc"); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3186 | rewriteKind = RK_NonFragile; |
Fariborz Jahanian | 73223bb | 2012-04-02 15:59:19 +0000 | [diff] [blame] | 3187 | } else if (JA.getType() == types::TY_RewrittenLegacyObjC) { |
| 3188 | CmdArgs.push_back("-rewrite-objc"); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3189 | rewriteKind = RK_Fragile; |
Daniel Dunbar | aeea8ac | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 3190 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3191 | assert(JA.getType() == types::TY_PP_Asm && "Unexpected output type!"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3192 | } |
Duncan P. N. Exon Smith | d863f6f | 2015-04-14 18:30:13 +0000 | [diff] [blame] | 3193 | |
| 3194 | // Preserve use-list order by default when emitting bitcode, so that |
| 3195 | // loading the bitcode up in 'opt' or 'llc' and running passes gives the |
| 3196 | // same result as running passes here. For LTO, we don't need to preserve |
| 3197 | // 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] | 3198 | if (JA.getType() == types::TY_LLVM_BC) |
| 3199 | CmdArgs.push_back("-emit-llvm-uselists"); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3200 | } |
| 3201 | |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 3202 | // We normally speed up the clang process a bit by skipping destructors at |
| 3203 | // exit, but when we're generating diagnostics we can rely on some of the |
| 3204 | // cleanup. |
| 3205 | if (!C.isForDiagnostics()) |
| 3206 | CmdArgs.push_back("-disable-free"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3207 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3208 | // Disable the verification pass in -asserts builds. |
John McCall | bb79b5f | 2010-02-13 03:50:24 +0000 | [diff] [blame] | 3209 | #ifdef NDEBUG |
| 3210 | CmdArgs.push_back("-disable-llvm-verifier"); |
| 3211 | #endif |
| 3212 | |
Daniel Dunbar | 3b358a3 | 2009-04-08 05:11:16 +0000 | [diff] [blame] | 3213 | // Set the main file name, so that debug info works even with |
| 3214 | // -save-temps. |
| 3215 | CmdArgs.push_back("-main-file-name"); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 3216 | CmdArgs.push_back(getBaseInputName(Args, Input)); |
Daniel Dunbar | 3b358a3 | 2009-04-08 05:11:16 +0000 | [diff] [blame] | 3217 | |
Daniel Dunbar | 17ddaa6 | 2009-04-08 18:03:55 +0000 | [diff] [blame] | 3218 | // Some flags which affect the language (via preprocessor |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 3219 | // defines). |
Daniel Dunbar | 17ddaa6 | 2009-04-08 18:03:55 +0000 | [diff] [blame] | 3220 | if (Args.hasArg(options::OPT_static)) |
| 3221 | CmdArgs.push_back("-static-define"); |
| 3222 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3223 | if (isa<AnalyzeJobAction>(JA)) { |
Ted Kremenek | 05e6f5b | 2009-09-25 05:55:59 +0000 | [diff] [blame] | 3224 | // Enable region store model by default. |
| 3225 | CmdArgs.push_back("-analyzer-store=region"); |
| 3226 | |
Ted Kremenek | 7bea9a1 | 2009-12-07 22:26:14 +0000 | [diff] [blame] | 3227 | // Treat blocks as analysis entry points. |
| 3228 | CmdArgs.push_back("-analyzer-opt-analyze-nested-blocks"); |
| 3229 | |
Ted Kremenek | 49c7979 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 3230 | CmdArgs.push_back("-analyzer-eagerly-assume"); |
| 3231 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3232 | // Add default argument set. |
Daniel Dunbar | 58f345ce | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 3233 | if (!Args.hasArg(options::OPT__analyzer_no_default_checks)) { |
Argyrios Kyrtzidis | a6d04d5 | 2011-02-15 07:42:33 +0000 | [diff] [blame] | 3234 | CmdArgs.push_back("-analyzer-checker=core"); |
Ted Kremenek | 49c7979 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 3235 | |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 3236 | if (!IsWindowsMSVC) |
Argyrios Kyrtzidis | a6d04d5 | 2011-02-15 07:42:33 +0000 | [diff] [blame] | 3237 | CmdArgs.push_back("-analyzer-checker=unix"); |
Ted Kremenek | 49c7979 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 3238 | |
Argyrios Kyrtzidis | a6d04d5 | 2011-02-15 07:42:33 +0000 | [diff] [blame] | 3239 | if (getToolChain().getTriple().getVendor() == llvm::Triple::Apple) |
Ted Kremenek | 49c7979 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 3240 | CmdArgs.push_back("-analyzer-checker=osx"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3241 | |
Ted Kremenek | b9ff6b2 | 2012-01-20 06:00:17 +0000 | [diff] [blame] | 3242 | CmdArgs.push_back("-analyzer-checker=deadcode"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3243 | |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 3244 | if (types::isCXX(Input.getType())) |
Jordan Rose | 10ad081 | 2013-04-05 17:55:07 +0000 | [diff] [blame] | 3245 | CmdArgs.push_back("-analyzer-checker=cplusplus"); |
| 3246 | |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 3247 | // Enable the following experimental checkers for testing. |
| 3248 | CmdArgs.push_back( |
| 3249 | "-analyzer-checker=security.insecureAPI.UncheckedReturn"); |
Ted Kremenek | 37e9652 | 2012-01-26 02:27:38 +0000 | [diff] [blame] | 3250 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.getpw"); |
| 3251 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.gets"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3252 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.mktemp"); |
Ted Kremenek | 37e9652 | 2012-01-26 02:27:38 +0000 | [diff] [blame] | 3253 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.mkstemp"); |
| 3254 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.vfork"); |
Daniel Dunbar | 58f345ce | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 3255 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3256 | |
Daniel Dunbar | 58f345ce | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 3257 | // Set the output format. The default is plist, for (lame) historical |
| 3258 | // reasons. |
| 3259 | CmdArgs.push_back("-analyzer-output"); |
| 3260 | if (Arg *A = Args.getLastArg(options::OPT__analyzer_output)) |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3261 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 58f345ce | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 3262 | else |
| 3263 | CmdArgs.push_back("plist"); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3264 | |
Ted Kremenek | fe449a2 | 2010-03-22 22:32:05 +0000 | [diff] [blame] | 3265 | // Disable the presentation of standard compiler warnings when |
| 3266 | // using --analyze. We only want to show static analyzer diagnostics |
| 3267 | // or frontend errors. |
| 3268 | CmdArgs.push_back("-w"); |
| 3269 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3270 | // Add -Xanalyzer arguments when running as analyzer. |
| 3271 | Args.AddAllArgValues(CmdArgs, options::OPT_Xanalyzer); |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3272 | } |
| 3273 | |
Daniel Dunbar | 4eadb60 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 3274 | CheckCodeGenerationOptions(D, Args); |
| 3275 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3276 | llvm::Reloc::Model RelocationModel; |
| 3277 | unsigned PICLevel; |
| 3278 | bool IsPIE; |
| 3279 | std::tie(RelocationModel, PICLevel, IsPIE) = |
| 3280 | ParsePICArgs(getToolChain(), Triple, Args); |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 3281 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3282 | const char *RMName = RelocationModelName(RelocationModel); |
| 3283 | if (RMName) { |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3284 | CmdArgs.push_back("-mrelocation-model"); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 3285 | CmdArgs.push_back(RMName); |
| 3286 | } |
| 3287 | if (PICLevel > 0) { |
| 3288 | CmdArgs.push_back("-pic-level"); |
| 3289 | CmdArgs.push_back(PICLevel == 1 ? "1" : "2"); |
| 3290 | if (IsPIE) { |
| 3291 | CmdArgs.push_back("-pie-level"); |
| 3292 | CmdArgs.push_back(PICLevel == 1 ? "1" : "2"); |
Chandler Carruth | 76a943b | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 3293 | } |
Daniel Dunbar | 44e7122 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 3294 | } |
Chandler Carruth | c0c0455 | 2012-04-08 16:40:35 +0000 | [diff] [blame] | 3295 | |
Jonathan Roelofs | b140a10 | 2014-10-03 21:57:44 +0000 | [diff] [blame] | 3296 | CmdArgs.push_back("-mthread-model"); |
| 3297 | if (Arg *A = Args.getLastArg(options::OPT_mthread_model)) |
| 3298 | CmdArgs.push_back(A->getValue()); |
| 3299 | else |
| 3300 | CmdArgs.push_back(Args.MakeArgString(getToolChain().getThreadModel())); |
| 3301 | |
Michael Zolotukhin | c888dd0 | 2015-03-17 20:03:11 +0000 | [diff] [blame] | 3302 | Args.AddLastArg(CmdArgs, options::OPT_fveclib); |
| 3303 | |
Tanya Lattner | f9d41df | 2009-11-04 01:18:09 +0000 | [diff] [blame] | 3304 | if (!Args.hasFlag(options::OPT_fmerge_all_constants, |
| 3305 | options::OPT_fno_merge_all_constants)) |
Chris Lattner | 9242b33 | 2011-04-08 18:06:54 +0000 | [diff] [blame] | 3306 | CmdArgs.push_back("-fno-merge-all-constants"); |
Daniel Dunbar | 306945d | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 3307 | |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3308 | // LLVM Code Generator Options. |
| 3309 | |
Saleem Abdulrasool | 76a4b95 | 2015-01-09 05:10:20 +0000 | [diff] [blame] | 3310 | if (Args.hasArg(options::OPT_frewrite_map_file) || |
| 3311 | Args.hasArg(options::OPT_frewrite_map_file_EQ)) { |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 3312 | for (const Arg *A : Args.filtered(options::OPT_frewrite_map_file, |
| 3313 | options::OPT_frewrite_map_file_EQ)) { |
Saleem Abdulrasool | 76a4b95 | 2015-01-09 05:10:20 +0000 | [diff] [blame] | 3314 | CmdArgs.push_back("-frewrite-map-file"); |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 3315 | CmdArgs.push_back(A->getValue()); |
| 3316 | A->claim(); |
Saleem Abdulrasool | 76a4b95 | 2015-01-09 05:10:20 +0000 | [diff] [blame] | 3317 | } |
| 3318 | } |
| 3319 | |
Alp Toker | fb8d02b | 2014-06-05 22:10:59 +0000 | [diff] [blame] | 3320 | if (Arg *A = Args.getLastArg(options::OPT_Wframe_larger_than_EQ)) { |
| 3321 | StringRef v = A->getValue(); |
| 3322 | CmdArgs.push_back("-mllvm"); |
| 3323 | CmdArgs.push_back(Args.MakeArgString("-warn-stack-size=" + v)); |
| 3324 | A->claim(); |
| 3325 | } |
| 3326 | |
Daniel Dunbar | 0bb0331 | 2011-02-09 17:54:19 +0000 | [diff] [blame] | 3327 | if (Arg *A = Args.getLastArg(options::OPT_mregparm_EQ)) { |
| 3328 | CmdArgs.push_back("-mregparm"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3329 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 0bb0331 | 2011-02-09 17:54:19 +0000 | [diff] [blame] | 3330 | } |
| 3331 | |
Nick Lewycky | d3f3e4f | 2013-06-25 01:49:44 +0000 | [diff] [blame] | 3332 | if (Arg *A = Args.getLastArg(options::OPT_fpcc_struct_return, |
| 3333 | options::OPT_freg_struct_return)) { |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 3334 | if (getToolChain().getArch() != llvm::Triple::x86) { |
John McCall | 1fe2a8c | 2013-06-18 02:46:29 +0000 | [diff] [blame] | 3335 | D.Diag(diag::err_drv_unsupported_opt_for_target) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3336 | << A->getSpelling() << getToolChain().getTriple().str(); |
John McCall | 1fe2a8c | 2013-06-18 02:46:29 +0000 | [diff] [blame] | 3337 | } else if (A->getOption().matches(options::OPT_fpcc_struct_return)) { |
| 3338 | CmdArgs.push_back("-fpcc-struct-return"); |
| 3339 | } else { |
| 3340 | assert(A->getOption().matches(options::OPT_freg_struct_return)); |
| 3341 | CmdArgs.push_back("-freg-struct-return"); |
| 3342 | } |
| 3343 | } |
| 3344 | |
Roman Divacky | 65b88cd | 2011-03-01 17:40:53 +0000 | [diff] [blame] | 3345 | if (Args.hasFlag(options::OPT_mrtd, options::OPT_mno_rtd, false)) |
| 3346 | CmdArgs.push_back("-mrtd"); |
| 3347 | |
Rafael Espindola | 224dd63 | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 3348 | if (shouldUseFramePointer(Args, getToolChain().getTriple())) |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3349 | CmdArgs.push_back("-mdisable-fp-elim"); |
| 3350 | if (!Args.hasFlag(options::OPT_fzero_initialized_in_bss, |
| 3351 | options::OPT_fno_zero_initialized_in_bss)) |
| 3352 | CmdArgs.push_back("-mno-zero-initialized-in-bss"); |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 3353 | |
| 3354 | bool OFastEnabled = isOptimizationLevelFast(Args); |
| 3355 | // If -Ofast is the optimization level, then -fstrict-aliasing should be |
| 3356 | // enabled. This alias option is being used to simplify the hasFlag logic. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3357 | OptSpecifier StrictAliasingAliasOption = |
| 3358 | OFastEnabled ? options::OPT_Ofast : options::OPT_fstrict_aliasing; |
Reid Kleckner | 2a24e3a | 2014-04-09 20:07:39 +0000 | [diff] [blame] | 3359 | // We turn strict aliasing off by default if we're in CL mode, since MSVC |
| 3360 | // doesn't do any TBAA. |
| 3361 | bool TBAAOnByDefault = !getToolChain().getDriver().IsCLMode(); |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 3362 | if (!Args.hasFlag(options::OPT_fstrict_aliasing, StrictAliasingAliasOption, |
Reid Kleckner | 2a24e3a | 2014-04-09 20:07:39 +0000 | [diff] [blame] | 3363 | options::OPT_fno_strict_aliasing, TBAAOnByDefault)) |
Dan Gohman | 10169b9 | 2010-10-14 22:36:56 +0000 | [diff] [blame] | 3364 | CmdArgs.push_back("-relaxed-aliasing"); |
Manman Ren | f5d9d34 | 2013-10-11 20:48:38 +0000 | [diff] [blame] | 3365 | if (!Args.hasFlag(options::OPT_fstruct_path_tbaa, |
| 3366 | options::OPT_fno_struct_path_tbaa)) |
| 3367 | CmdArgs.push_back("-no-struct-path-tbaa"); |
Chandler Carruth | 8b4140d | 2012-03-27 23:58:37 +0000 | [diff] [blame] | 3368 | if (Args.hasFlag(options::OPT_fstrict_enums, options::OPT_fno_strict_enums, |
| 3369 | false)) |
| 3370 | CmdArgs.push_back("-fstrict-enums"); |
Nick Lewycky | 1c8c436 | 2012-01-23 08:29:12 +0000 | [diff] [blame] | 3371 | if (!Args.hasFlag(options::OPT_foptimize_sibling_calls, |
| 3372 | options::OPT_fno_optimize_sibling_calls)) |
| 3373 | CmdArgs.push_back("-mdisable-tail-calls"); |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 3374 | |
Eric Christopher | 006208c | 2013-04-04 06:29:47 +0000 | [diff] [blame] | 3375 | // Handle segmented stacks. |
| 3376 | if (Args.hasArg(options::OPT_fsplit_stack)) |
| 3377 | CmdArgs.push_back("-split-stacks"); |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 3378 | |
| 3379 | // If -Ofast is the optimization level, then -ffast-math should be enabled. |
| 3380 | // This alias option is being used to simplify the getLastArg logic. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3381 | OptSpecifier FastMathAliasOption = |
| 3382 | OFastEnabled ? options::OPT_Ofast : options::OPT_ffast_math; |
| 3383 | |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3384 | // Handle various floating point optimization flags, mapping them to the |
| 3385 | // appropriate LLVM code generation flags. The pattern for all of these is to |
| 3386 | // default off the codegen optimizations, and if any flag enables them and no |
| 3387 | // flag disables them after the flag enabling them, enable the codegen |
| 3388 | // optimization. This is complicated by several "umbrella" flags. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3389 | if (Arg *A = Args.getLastArg( |
| 3390 | options::OPT_ffast_math, FastMathAliasOption, |
| 3391 | options::OPT_fno_fast_math, options::OPT_ffinite_math_only, |
| 3392 | options::OPT_fno_finite_math_only, options::OPT_fhonor_infinities, |
| 3393 | options::OPT_fno_honor_infinities)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 3394 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 3395 | A->getOption().getID() != options::OPT_fno_finite_math_only && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3396 | A->getOption().getID() != options::OPT_fhonor_infinities) |
| 3397 | CmdArgs.push_back("-menable-no-infs"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3398 | if (Arg *A = Args.getLastArg( |
| 3399 | options::OPT_ffast_math, FastMathAliasOption, |
| 3400 | options::OPT_fno_fast_math, options::OPT_ffinite_math_only, |
| 3401 | options::OPT_fno_finite_math_only, options::OPT_fhonor_nans, |
| 3402 | options::OPT_fno_honor_nans)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 3403 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 3404 | A->getOption().getID() != options::OPT_fno_finite_math_only && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3405 | A->getOption().getID() != options::OPT_fhonor_nans) |
| 3406 | CmdArgs.push_back("-menable-no-nans"); |
| 3407 | |
Benjamin Kramer | c242ef2 | 2012-05-02 14:55:48 +0000 | [diff] [blame] | 3408 | // -fmath-errno is the default on some platforms, e.g. BSD-derived OSes. |
| 3409 | bool MathErrno = getToolChain().IsMathErrnoDefault(); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3410 | if (Arg *A = |
| 3411 | Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
| 3412 | options::OPT_fno_fast_math, options::OPT_fmath_errno, |
| 3413 | options::OPT_fno_math_errno)) { |
Chandler Carruth | 0d4b9e6 | 2013-05-18 20:47:36 +0000 | [diff] [blame] | 3414 | // Turning on -ffast_math (with either flag) removes the need for MathErrno. |
| 3415 | // However, turning *off* -ffast_math merely restores the toolchain default |
| 3416 | // (which may be false). |
| 3417 | if (A->getOption().getID() == options::OPT_fno_math_errno || |
| 3418 | A->getOption().getID() == options::OPT_ffast_math || |
| 3419 | A->getOption().getID() == options::OPT_Ofast) |
| 3420 | MathErrno = false; |
| 3421 | else if (A->getOption().getID() == options::OPT_fmath_errno) |
| 3422 | MathErrno = true; |
| 3423 | } |
Chandler Carruth | 3634c66 | 2012-04-26 02:10:51 +0000 | [diff] [blame] | 3424 | if (MathErrno) |
| 3425 | CmdArgs.push_back("-fmath-errno"); |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3426 | |
| 3427 | // There are several flags which require disabling very specific |
| 3428 | // optimizations. Any of these being disabled forces us to turn off the |
| 3429 | // entire set of LLVM optimizations, so collect them through all the flag |
| 3430 | // madness. |
| 3431 | bool AssociativeMath = false; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3432 | if (Arg *A = Args.getLastArg( |
| 3433 | options::OPT_ffast_math, FastMathAliasOption, |
| 3434 | options::OPT_fno_fast_math, options::OPT_funsafe_math_optimizations, |
| 3435 | options::OPT_fno_unsafe_math_optimizations, |
| 3436 | options::OPT_fassociative_math, options::OPT_fno_associative_math)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 3437 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 3438 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3439 | A->getOption().getID() != options::OPT_fno_associative_math) |
| 3440 | AssociativeMath = true; |
| 3441 | bool ReciprocalMath = false; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3442 | if (Arg *A = Args.getLastArg( |
| 3443 | options::OPT_ffast_math, FastMathAliasOption, |
| 3444 | options::OPT_fno_fast_math, options::OPT_funsafe_math_optimizations, |
| 3445 | options::OPT_fno_unsafe_math_optimizations, |
| 3446 | options::OPT_freciprocal_math, options::OPT_fno_reciprocal_math)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 3447 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 3448 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3449 | A->getOption().getID() != options::OPT_fno_reciprocal_math) |
| 3450 | ReciprocalMath = true; |
| 3451 | bool SignedZeros = true; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3452 | if (Arg *A = Args.getLastArg( |
| 3453 | options::OPT_ffast_math, FastMathAliasOption, |
| 3454 | options::OPT_fno_fast_math, options::OPT_funsafe_math_optimizations, |
| 3455 | options::OPT_fno_unsafe_math_optimizations, |
| 3456 | options::OPT_fsigned_zeros, options::OPT_fno_signed_zeros)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 3457 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 3458 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3459 | A->getOption().getID() != options::OPT_fsigned_zeros) |
| 3460 | SignedZeros = false; |
| 3461 | bool TrappingMath = true; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3462 | if (Arg *A = Args.getLastArg( |
| 3463 | options::OPT_ffast_math, FastMathAliasOption, |
| 3464 | options::OPT_fno_fast_math, options::OPT_funsafe_math_optimizations, |
| 3465 | options::OPT_fno_unsafe_math_optimizations, |
| 3466 | options::OPT_ftrapping_math, options::OPT_fno_trapping_math)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 3467 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 3468 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3469 | A->getOption().getID() != options::OPT_ftrapping_math) |
| 3470 | TrappingMath = false; |
| 3471 | if (!MathErrno && AssociativeMath && ReciprocalMath && !SignedZeros && |
| 3472 | !TrappingMath) |
| 3473 | CmdArgs.push_back("-menable-unsafe-fp-math"); |
| 3474 | |
Sanjay Patel | 76c9e09 | 2015-01-23 16:40:50 +0000 | [diff] [blame] | 3475 | if (!SignedZeros) |
| 3476 | CmdArgs.push_back("-fno-signed-zeros"); |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 3477 | |
Sanjay Patel | 359b105 | 2015-04-09 15:03:23 +0000 | [diff] [blame] | 3478 | if (ReciprocalMath) |
| 3479 | CmdArgs.push_back("-freciprocal-math"); |
| 3480 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3481 | // Validate and pass through -fp-contract option. |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 3482 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 3483 | options::OPT_fno_fast_math, |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 3484 | options::OPT_ffp_contract)) { |
| 3485 | if (A->getOption().getID() == options::OPT_ffp_contract) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3486 | StringRef Val = A->getValue(); |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 3487 | if (Val == "fast" || Val == "on" || Val == "off") { |
| 3488 | CmdArgs.push_back(Args.MakeArgString("-ffp-contract=" + Val)); |
| 3489 | } else { |
| 3490 | D.Diag(diag::err_drv_unsupported_option_argument) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3491 | << A->getOption().getName() << Val; |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 3492 | } |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 3493 | } else if (A->getOption().matches(options::OPT_ffast_math) || |
| 3494 | (OFastEnabled && A->getOption().matches(options::OPT_Ofast))) { |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 3495 | // If fast-math is set then set the fp-contract mode to fast. |
| 3496 | CmdArgs.push_back(Args.MakeArgString("-ffp-contract=fast")); |
| 3497 | } |
| 3498 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3499 | |
Sanjay Patel | 2987c29 | 2015-06-11 14:53:41 +0000 | [diff] [blame] | 3500 | ParseMRecip(getToolChain().getDriver(), Args, CmdArgs); |
Lang Hames | aa53b93 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 3501 | |
Bob Wilson | 6a03916 | 2012-07-19 03:52:53 +0000 | [diff] [blame] | 3502 | // We separately look for the '-ffast-math' and '-ffinite-math-only' flags, |
| 3503 | // and if we find them, tell the frontend to provide the appropriate |
| 3504 | // preprocessor macros. This is distinct from enabling any optimizations as |
| 3505 | // these options induce language changes which must survive serialization |
| 3506 | // and deserialization, etc. |
Chad Rosier | b71f6aa | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 3507 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
| 3508 | options::OPT_fno_fast_math)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3509 | if (!A->getOption().matches(options::OPT_fno_fast_math)) |
| 3510 | CmdArgs.push_back("-ffast-math"); |
Nico Weber | e8e5311 | 2014-05-11 01:04:02 +0000 | [diff] [blame] | 3511 | if (Arg *A = Args.getLastArg(options::OPT_ffinite_math_only, |
| 3512 | options::OPT_fno_fast_math)) |
Chad Rosier | c30eb1c | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 3513 | if (A->getOption().matches(options::OPT_ffinite_math_only)) |
| 3514 | CmdArgs.push_back("-ffinite-math-only"); |
Chandler Carruth | 306bd2c | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 3515 | |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 3516 | // Decide whether to use verbose asm. Verbose assembly is the default on |
| 3517 | // toolchains which have the integrated assembler on by default. |
Saleem Abdulrasool | 42e4b59 | 2014-02-22 23:37:58 +0000 | [diff] [blame] | 3518 | bool IsIntegratedAssemblerDefault = |
| 3519 | getToolChain().IsIntegratedAssemblerDefault(); |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 3520 | if (Args.hasFlag(options::OPT_fverbose_asm, options::OPT_fno_verbose_asm, |
Saleem Abdulrasool | 42e4b59 | 2014-02-22 23:37:58 +0000 | [diff] [blame] | 3521 | IsIntegratedAssemblerDefault) || |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 3522 | Args.hasArg(options::OPT_dA)) |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3523 | CmdArgs.push_back("-masm-verbose"); |
Daniel Dunbar | 0d8ca9e | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 3524 | |
Rafael Espindola | b8a1293 | 2015-05-22 20:44:03 +0000 | [diff] [blame] | 3525 | if (!Args.hasFlag(options::OPT_fintegrated_as, options::OPT_fno_integrated_as, |
| 3526 | IsIntegratedAssemblerDefault)) |
Saleem Abdulrasool | 42e4b59 | 2014-02-22 23:37:58 +0000 | [diff] [blame] | 3527 | CmdArgs.push_back("-no-integrated-as"); |
| 3528 | |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3529 | if (Args.hasArg(options::OPT_fdebug_pass_structure)) { |
| 3530 | CmdArgs.push_back("-mdebug-pass"); |
| 3531 | CmdArgs.push_back("Structure"); |
| 3532 | } |
| 3533 | if (Args.hasArg(options::OPT_fdebug_pass_arguments)) { |
| 3534 | CmdArgs.push_back("-mdebug-pass"); |
| 3535 | CmdArgs.push_back("Arguments"); |
| 3536 | } |
| 3537 | |
John McCall | 8517abc | 2010-02-19 02:45:38 +0000 | [diff] [blame] | 3538 | // Enable -mconstructor-aliases except on darwin, where we have to |
| 3539 | // work around a linker bug; see <rdar://problem/7651567>. |
Bob Wilson | 6524dd3 | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 3540 | if (!getToolChain().getTriple().isOSDarwin()) |
John McCall | 8517abc | 2010-02-19 02:45:38 +0000 | [diff] [blame] | 3541 | CmdArgs.push_back("-mconstructor-aliases"); |
NAKAMURA Takumi | 029d74b | 2011-02-17 08:50:50 +0000 | [diff] [blame] | 3542 | |
John McCall | 7ef5cb3 | 2011-03-18 02:56:14 +0000 | [diff] [blame] | 3543 | // Darwin's kernel doesn't support guard variables; just die if we |
| 3544 | // try to use them. |
Bob Wilson | 6524dd3 | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 3545 | if (KernelOrKext && getToolChain().getTriple().isOSDarwin()) |
John McCall | 7ef5cb3 | 2011-03-18 02:56:14 +0000 | [diff] [blame] | 3546 | CmdArgs.push_back("-fforbid-guard-variables"); |
| 3547 | |
Douglas Gregor | dbe3927 | 2011-02-01 15:15:22 +0000 | [diff] [blame] | 3548 | if (Args.hasArg(options::OPT_mms_bitfields)) { |
| 3549 | CmdArgs.push_back("-mms-bitfields"); |
| 3550 | } |
John McCall | 8517abc | 2010-02-19 02:45:38 +0000 | [diff] [blame] | 3551 | |
Daniel Dunbar | 306945d | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 3552 | // This is a coarse approximation of what llvm-gcc actually does, both |
| 3553 | // -fasynchronous-unwind-tables and -fnon-call-exceptions interact in more |
| 3554 | // complicated ways. |
| 3555 | bool AsynchronousUnwindTables = |
Evgeniy Stepanov | 7429c59 | 2014-02-14 08:56:25 +0000 | [diff] [blame] | 3556 | Args.hasFlag(options::OPT_fasynchronous_unwind_tables, |
| 3557 | options::OPT_fno_asynchronous_unwind_tables, |
| 3558 | (getToolChain().IsUnwindTablesDefault() || |
| 3559 | getToolChain().getSanitizerArgs().needsUnwindTables()) && |
| 3560 | !KernelOrKext); |
Daniel Dunbar | 306945d | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 3561 | if (Args.hasFlag(options::OPT_funwind_tables, options::OPT_fno_unwind_tables, |
| 3562 | AsynchronousUnwindTables)) |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3563 | CmdArgs.push_back("-munwind-tables"); |
| 3564 | |
Chandler Carruth | 05fb585 | 2012-11-21 23:40:23 +0000 | [diff] [blame] | 3565 | getToolChain().addClangTargetOptions(Args, CmdArgs); |
Rafael Espindola | 66aa045 | 2012-06-19 01:26:10 +0000 | [diff] [blame] | 3566 | |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3567 | if (Arg *A = Args.getLastArg(options::OPT_flimited_precision_EQ)) { |
| 3568 | CmdArgs.push_back("-mlimit-float-precision"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3569 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3570 | } |
Daniel Dunbar | 44e7122 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 3571 | |
Daniel Dunbar | 4dbaaa6 | 2009-05-06 03:16:41 +0000 | [diff] [blame] | 3572 | // FIXME: Handle -mtune=. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3573 | (void)Args.hasArg(options::OPT_mtune_EQ); |
Daniel Dunbar | 44e7122 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 3574 | |
Benjamin Kramer | cf4371a | 2009-08-05 14:30:52 +0000 | [diff] [blame] | 3575 | if (Arg *A = Args.getLastArg(options::OPT_mcmodel_EQ)) { |
Daniel Dunbar | a1b02a2 | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 3576 | CmdArgs.push_back("-mcode-model"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3577 | CmdArgs.push_back(A->getValue()); |
Benjamin Kramer | cf4371a | 2009-08-05 14:30:52 +0000 | [diff] [blame] | 3578 | } |
| 3579 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 3580 | // Add the target cpu |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 3581 | std::string CPU = getCPUName(Args, Triple, /*FromAs*/ false); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 3582 | if (!CPU.empty()) { |
| 3583 | CmdArgs.push_back("-target-cpu"); |
| 3584 | CmdArgs.push_back(Args.MakeArgString(CPU)); |
| 3585 | } |
| 3586 | |
Rafael Espindola | eb26547 | 2013-08-21 21:59:03 +0000 | [diff] [blame] | 3587 | if (const Arg *A = Args.getLastArg(options::OPT_mfpmath_EQ)) { |
| 3588 | CmdArgs.push_back("-mfpmath"); |
| 3589 | CmdArgs.push_back(A->getValue()); |
| 3590 | } |
| 3591 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 3592 | // Add the target features |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 3593 | getTargetFeatures(D, Triple, Args, CmdArgs, false); |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 3594 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 3595 | // Add target specific flags. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3596 | switch (getToolChain().getArch()) { |
Daniel Dunbar | 3b3191f | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 3597 | default: |
| 3598 | break; |
Daniel Dunbar | 4dbaaa6 | 2009-05-06 03:16:41 +0000 | [diff] [blame] | 3599 | |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 3600 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 3601 | case llvm::Triple::armeb: |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 3602 | case llvm::Triple::thumb: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 3603 | case llvm::Triple::thumbeb: |
Daniel Dunbar | c9388c1 | 2011-03-17 17:10:06 +0000 | [diff] [blame] | 3604 | AddARMTargetArgs(Args, CmdArgs, KernelOrKext); |
Daniel Dunbar | 0f5c542 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 3605 | break; |
| 3606 | |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 3607 | case llvm::Triple::aarch64: |
| 3608 | case llvm::Triple::aarch64_be: |
Tim Northover | 573cbee | 2014-05-24 12:52:07 +0000 | [diff] [blame] | 3609 | AddAArch64TargetArgs(Args, CmdArgs); |
Tim Northover | a2ee433 | 2014-03-29 15:09:45 +0000 | [diff] [blame] | 3610 | break; |
| 3611 | |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 3612 | case llvm::Triple::mips: |
| 3613 | case llvm::Triple::mipsel: |
Akira Hatanaka | 94ab554 | 2011-09-21 02:13:07 +0000 | [diff] [blame] | 3614 | case llvm::Triple::mips64: |
| 3615 | case llvm::Triple::mips64el: |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 3616 | AddMIPSTargetArgs(Args, CmdArgs); |
| 3617 | break; |
| 3618 | |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 3619 | case llvm::Triple::ppc: |
| 3620 | case llvm::Triple::ppc64: |
| 3621 | case llvm::Triple::ppc64le: |
| 3622 | AddPPCTargetArgs(Args, CmdArgs); |
| 3623 | break; |
| 3624 | |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 3625 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 3626 | case llvm::Triple::sparcel: |
Brad Smith | 10cd0f4 | 2014-07-11 20:12:08 +0000 | [diff] [blame] | 3627 | case llvm::Triple::sparcv9: |
Bruno Cardoso Lopes | e7f211c | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 3628 | AddSparcTargetArgs(Args, CmdArgs); |
| 3629 | break; |
| 3630 | |
Daniel Dunbar | 3b3191f | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 3631 | case llvm::Triple::x86: |
| 3632 | case llvm::Triple::x86_64: |
| 3633 | AddX86TargetArgs(Args, CmdArgs); |
| 3634 | break; |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 3635 | |
| 3636 | case llvm::Triple::hexagon: |
| 3637 | AddHexagonTargetArgs(Args, CmdArgs); |
| 3638 | break; |
Daniel Dunbar | 44e7122 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 3639 | } |
| 3640 | |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 3641 | // Add clang-cl arguments. |
| 3642 | if (getToolChain().getDriver().IsCLMode()) |
| 3643 | AddClangCLArgs(Args, CmdArgs); |
| 3644 | |
Daniel Dunbar | 976a2f5 | 2010-08-11 23:07:47 +0000 | [diff] [blame] | 3645 | // Pass the linker version in use. |
| 3646 | if (Arg *A = Args.getLastArg(options::OPT_mlinker_version_EQ)) { |
| 3647 | CmdArgs.push_back("-target-linker-version"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3648 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 976a2f5 | 2010-08-11 23:07:47 +0000 | [diff] [blame] | 3649 | } |
| 3650 | |
Eric Christopher | b7d97e9 | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 3651 | if (!shouldUseLeafFramePointer(Args, getToolChain().getTriple())) |
Daniel Dunbar | bb7ac52 | 2010-07-01 01:31:45 +0000 | [diff] [blame] | 3652 | CmdArgs.push_back("-momit-leaf-frame-pointer"); |
| 3653 | |
Daniel Dunbar | fcc49a8 | 2010-05-12 18:19:58 +0000 | [diff] [blame] | 3654 | // Explicitly error on some things we know we don't support and can't just |
| 3655 | // ignore. |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 3656 | types::ID InputType = Input.getType(); |
Daniel Dunbar | 4ed214a | 2010-09-24 19:39:37 +0000 | [diff] [blame] | 3657 | if (!Args.hasArg(options::OPT_fallow_unsupported)) { |
| 3658 | Arg *Unsupported; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3659 | if (types::isCXX(InputType) && getToolChain().getTriple().isOSDarwin() && |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 3660 | getToolChain().getArch() == llvm::Triple::x86) { |
Bob Wilson | 0d45f58 | 2011-08-13 23:48:55 +0000 | [diff] [blame] | 3661 | if ((Unsupported = Args.getLastArg(options::OPT_fapple_kext)) || |
| 3662 | (Unsupported = Args.getLastArg(options::OPT_mkernel))) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3663 | D.Diag(diag::err_drv_clang_unsupported_opt_cxx_darwin_i386) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3664 | << Unsupported->getOption().getName(); |
Daniel Dunbar | 4ed214a | 2010-09-24 19:39:37 +0000 | [diff] [blame] | 3665 | } |
Daniel Dunbar | fcc49a8 | 2010-05-12 18:19:58 +0000 | [diff] [blame] | 3666 | } |
| 3667 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3668 | Args.AddAllArgs(CmdArgs, options::OPT_v); |
Daniel Dunbar | d435275 | 2010-08-24 22:44:13 +0000 | [diff] [blame] | 3669 | Args.AddLastArg(CmdArgs, options::OPT_H); |
Chad Rosier | be10f98 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 3670 | if (D.CCPrintHeaders && !D.CCGenDiagnostics) { |
Daniel Dunbar | ac540b3 | 2011-02-02 21:11:35 +0000 | [diff] [blame] | 3671 | CmdArgs.push_back("-header-include-file"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3672 | CmdArgs.push_back(D.CCPrintHeadersFilename ? D.CCPrintHeadersFilename |
| 3673 | : "-"); |
Daniel Dunbar | ac540b3 | 2011-02-02 21:11:35 +0000 | [diff] [blame] | 3674 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3675 | Args.AddLastArg(CmdArgs, options::OPT_P); |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3676 | Args.AddLastArg(CmdArgs, options::OPT_print_ivar_layout); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3677 | |
Chad Rosier | be10f98 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 3678 | if (D.CCLogDiagnostics && !D.CCGenDiagnostics) { |
Daniel Dunbar | 529c03b | 2011-04-07 18:01:20 +0000 | [diff] [blame] | 3679 | CmdArgs.push_back("-diagnostic-log-file"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3680 | CmdArgs.push_back(D.CCLogDiagnosticsFilename ? D.CCLogDiagnosticsFilename |
| 3681 | : "-"); |
Daniel Dunbar | 529c03b | 2011-04-07 18:01:20 +0000 | [diff] [blame] | 3682 | } |
| 3683 | |
Manman Ren | 17bdb0f | 2013-11-20 20:22:14 +0000 | [diff] [blame] | 3684 | // Use the last option from "-g" group. "-gline-tables-only" and "-gdwarf-x" |
| 3685 | // are preserved, all other debug options are substituted with "-g". |
Rafael Espindola | 08a692a | 2010-03-07 04:46:18 +0000 | [diff] [blame] | 3686 | Args.ClaimAllArgs(options::OPT_g_Group); |
David Blaikie | ce3e7a6 | 2015-07-30 21:42:22 +0000 | [diff] [blame] | 3687 | Arg *SplitDwarfArg = Args.getLastArg(options::OPT_gsplit_dwarf); |
Alexey Samsonov | dda3a7f | 2012-05-29 08:10:34 +0000 | [diff] [blame] | 3688 | if (Arg *A = Args.getLastArg(options::OPT_g_Group)) { |
David Blaikie | ce3e7a6 | 2015-07-30 21:42:22 +0000 | [diff] [blame] | 3689 | if ((A->getOption().matches(options::OPT_gline_tables_only) || |
| 3690 | A->getOption().matches(options::OPT_g1)) && |
| 3691 | (!SplitDwarfArg || A->getIndex() > SplitDwarfArg->getIndex())) { |
Manman Ren | 17bdb0f | 2013-11-20 20:22:14 +0000 | [diff] [blame] | 3692 | // FIXME: we should support specifying dwarf version with |
| 3693 | // -gline-tables-only. |
Alexey Samsonov | dda3a7f | 2012-05-29 08:10:34 +0000 | [diff] [blame] | 3694 | CmdArgs.push_back("-gline-tables-only"); |
Alexander Eremin | 670c627 | 2014-10-16 05:55:24 +0000 | [diff] [blame] | 3695 | // Default is dwarf-2 for Darwin, OpenBSD, FreeBSD and Solaris. |
Brad Smith | 378e7f9b | 2014-06-13 03:35:37 +0000 | [diff] [blame] | 3696 | const llvm::Triple &Triple = getToolChain().getTriple(); |
| 3697 | if (Triple.isOSDarwin() || Triple.getOS() == llvm::Triple::OpenBSD || |
Alexander Eremin | 670c627 | 2014-10-16 05:55:24 +0000 | [diff] [blame] | 3698 | Triple.getOS() == llvm::Triple::FreeBSD || |
| 3699 | Triple.getOS() == llvm::Triple::Solaris) |
Adrian Prantl | 549c514 | 2014-02-17 17:40:52 +0000 | [diff] [blame] | 3700 | CmdArgs.push_back("-gdwarf-2"); |
David Blaikie | ce3e7a6 | 2015-07-30 21:42:22 +0000 | [diff] [blame] | 3701 | SplitDwarfArg = nullptr; |
Manman Ren | 17bdb0f | 2013-11-20 20:22:14 +0000 | [diff] [blame] | 3702 | } else if (A->getOption().matches(options::OPT_gdwarf_2)) |
Manman Ren | 9691f7f | 2013-06-19 01:46:49 +0000 | [diff] [blame] | 3703 | CmdArgs.push_back("-gdwarf-2"); |
| 3704 | else if (A->getOption().matches(options::OPT_gdwarf_3)) |
| 3705 | CmdArgs.push_back("-gdwarf-3"); |
| 3706 | else if (A->getOption().matches(options::OPT_gdwarf_4)) |
| 3707 | CmdArgs.push_back("-gdwarf-4"); |
Eric Christopher | 2ba5fcb | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 3708 | else if (!A->getOption().matches(options::OPT_g0) && |
Adrian Prantl | 549c514 | 2014-02-17 17:40:52 +0000 | [diff] [blame] | 3709 | !A->getOption().matches(options::OPT_ggdb0)) { |
Alexander Eremin | 670c627 | 2014-10-16 05:55:24 +0000 | [diff] [blame] | 3710 | // Default is dwarf-2 for Darwin, OpenBSD, FreeBSD and Solaris. |
Brad Smith | 378e7f9b | 2014-06-13 03:35:37 +0000 | [diff] [blame] | 3711 | const llvm::Triple &Triple = getToolChain().getTriple(); |
| 3712 | if (Triple.isOSDarwin() || Triple.getOS() == llvm::Triple::OpenBSD || |
Alexander Eremin | 670c627 | 2014-10-16 05:55:24 +0000 | [diff] [blame] | 3713 | Triple.getOS() == llvm::Triple::FreeBSD || |
| 3714 | Triple.getOS() == llvm::Triple::Solaris) |
Adrian Prantl | 549c514 | 2014-02-17 17:40:52 +0000 | [diff] [blame] | 3715 | CmdArgs.push_back("-gdwarf-2"); |
| 3716 | else |
| 3717 | CmdArgs.push_back("-g"); |
| 3718 | } |
Alexey Samsonov | dda3a7f | 2012-05-29 08:10:34 +0000 | [diff] [blame] | 3719 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3720 | |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 3721 | // Forward -gcodeview. |
| 3722 | Args.AddLastArg(CmdArgs, options::OPT_gcodeview); |
| 3723 | |
Alexey Samsonov | f50a9ff | 2012-06-21 08:22:39 +0000 | [diff] [blame] | 3724 | // We ignore flags -gstrict-dwarf and -grecord-gcc-switches for now. |
| 3725 | Args.ClaimAllArgs(options::OPT_g_flags_Group); |
Diego Novillo | 94b276d | 2014-07-10 23:29:28 +0000 | [diff] [blame] | 3726 | if (Args.hasFlag(options::OPT_gcolumn_info, options::OPT_gno_column_info, |
| 3727 | /*Default*/ true)) |
Eric Christopher | a2f7eb7 | 2012-10-18 21:52:18 +0000 | [diff] [blame] | 3728 | CmdArgs.push_back("-dwarf-column-info"); |
Alexey Samsonov | f50a9ff | 2012-06-21 08:22:39 +0000 | [diff] [blame] | 3729 | |
Eric Christopher | 138c32b | 2013-09-13 22:37:55 +0000 | [diff] [blame] | 3730 | // FIXME: Move backend command line options to the module. |
Eric Christopher | 2ba5fcb | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 3731 | // -gsplit-dwarf should turn on -g and enable the backend dwarf |
| 3732 | // splitting and extraction. |
Eric Christopher | d42fb73 | 2013-02-21 22:35:05 +0000 | [diff] [blame] | 3733 | // FIXME: Currently only works on Linux. |
David Blaikie | ce3e7a6 | 2015-07-30 21:42:22 +0000 | [diff] [blame] | 3734 | if (getToolChain().getTriple().isOSLinux() && SplitDwarfArg) { |
Eric Christopher | 2ba5fcb | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 3735 | CmdArgs.push_back("-g"); |
| 3736 | CmdArgs.push_back("-backend-option"); |
| 3737 | CmdArgs.push_back("-split-dwarf=Enable"); |
| 3738 | } |
| 3739 | |
Eric Christopher | 138c32b | 2013-09-13 22:37:55 +0000 | [diff] [blame] | 3740 | // -ggnu-pubnames turns on gnu style pubnames in the backend. |
| 3741 | if (Args.hasArg(options::OPT_ggnu_pubnames)) { |
| 3742 | CmdArgs.push_back("-backend-option"); |
| 3743 | CmdArgs.push_back("-generate-gnu-dwarf-pub-sections"); |
| 3744 | } |
Eric Christopher | eec89c2 | 2013-06-18 00:03:50 +0000 | [diff] [blame] | 3745 | |
Eric Christopher | 0d403d2 | 2014-02-14 01:27:03 +0000 | [diff] [blame] | 3746 | // -gdwarf-aranges turns on the emission of the aranges section in the |
| 3747 | // backend. |
| 3748 | if (Args.hasArg(options::OPT_gdwarf_aranges)) { |
| 3749 | CmdArgs.push_back("-backend-option"); |
| 3750 | CmdArgs.push_back("-generate-arange-section"); |
| 3751 | } |
| 3752 | |
David Blaikie | f36d9ba | 2014-01-27 18:52:43 +0000 | [diff] [blame] | 3753 | if (Args.hasFlag(options::OPT_fdebug_types_section, |
| 3754 | options::OPT_fno_debug_types_section, false)) { |
David Blaikie | d74be70 | 2014-01-18 02:02:06 +0000 | [diff] [blame] | 3755 | CmdArgs.push_back("-backend-option"); |
| 3756 | CmdArgs.push_back("-generate-type-units"); |
| 3757 | } |
Eric Christopher | eec89c2 | 2013-06-18 00:03:50 +0000 | [diff] [blame] | 3758 | |
Ed Schouten | 6e57615 | 2015-03-26 17:50:28 +0000 | [diff] [blame] | 3759 | // CloudABI uses -ffunction-sections and -fdata-sections by default. |
| 3760 | bool UseSeparateSections = Triple.getOS() == llvm::Triple::CloudABI; |
| 3761 | |
Evgeniy Stepanov | 9e7cb33 | 2014-02-03 11:11:37 +0000 | [diff] [blame] | 3762 | if (Args.hasFlag(options::OPT_ffunction_sections, |
Ed Schouten | 6e57615 | 2015-03-26 17:50:28 +0000 | [diff] [blame] | 3763 | options::OPT_fno_function_sections, UseSeparateSections)) { |
Evgeniy Stepanov | 9e7cb33 | 2014-02-03 11:11:37 +0000 | [diff] [blame] | 3764 | CmdArgs.push_back("-ffunction-sections"); |
| 3765 | } |
| 3766 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3767 | if (Args.hasFlag(options::OPT_fdata_sections, options::OPT_fno_data_sections, |
| 3768 | UseSeparateSections)) { |
Evgeniy Stepanov | 9e7cb33 | 2014-02-03 11:11:37 +0000 | [diff] [blame] | 3769 | CmdArgs.push_back("-fdata-sections"); |
| 3770 | } |
Rafael Espindola | 66bfb275 | 2010-05-06 21:06:04 +0000 | [diff] [blame] | 3771 | |
Rafael Espindola | 6b07a1c | 2015-02-20 18:08:57 +0000 | [diff] [blame] | 3772 | if (!Args.hasFlag(options::OPT_funique_section_names, |
Rafael Espindola | b8a1293 | 2015-05-22 20:44:03 +0000 | [diff] [blame] | 3773 | options::OPT_fno_unique_section_names, true)) |
Rafael Espindola | 6b07a1c | 2015-02-20 18:08:57 +0000 | [diff] [blame] | 3774 | CmdArgs.push_back("-fno-unique-section-names"); |
| 3775 | |
Chris Lattner | 3c77a35 | 2010-06-22 00:03:40 +0000 | [diff] [blame] | 3776 | Args.AddAllArgs(CmdArgs, options::OPT_finstrument_functions); |
| 3777 | |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 3778 | addPGOAndCoverageFlags(C, D, Output, Args, CmdArgs); |
Nick Lewycky | 480cb99 | 2011-05-04 20:46:58 +0000 | [diff] [blame] | 3779 | |
Daniel Dunbar | b25bfde | 2011-10-11 18:20:10 +0000 | [diff] [blame] | 3780 | // Pass options for controlling the default header search paths. |
| 3781 | if (Args.hasArg(options::OPT_nostdinc)) { |
| 3782 | CmdArgs.push_back("-nostdsysteminc"); |
| 3783 | CmdArgs.push_back("-nobuiltininc"); |
| 3784 | } else { |
Daniel Dunbar | 0f41eee | 2011-10-11 18:20:16 +0000 | [diff] [blame] | 3785 | if (Args.hasArg(options::OPT_nostdlibinc)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3786 | CmdArgs.push_back("-nostdsysteminc"); |
Daniel Dunbar | b25bfde | 2011-10-11 18:20:10 +0000 | [diff] [blame] | 3787 | Args.AddLastArg(CmdArgs, options::OPT_nostdincxx); |
| 3788 | Args.AddLastArg(CmdArgs, options::OPT_nobuiltininc); |
| 3789 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3790 | |
Daniel Dunbar | 34e0b8c | 2009-12-15 01:02:52 +0000 | [diff] [blame] | 3791 | // Pass the path to compiler resource files. |
Daniel Dunbar | 34e0b8c | 2009-12-15 01:02:52 +0000 | [diff] [blame] | 3792 | CmdArgs.push_back("-resource-dir"); |
Daniel Dunbar | 3f3e2cd | 2010-01-20 02:35:16 +0000 | [diff] [blame] | 3793 | CmdArgs.push_back(D.ResourceDir.c_str()); |
Daniel Dunbar | 9dc82a2 | 2009-04-07 21:42:00 +0000 | [diff] [blame] | 3794 | |
Argyrios Kyrtzidis | 71731d6 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 3795 | Args.AddLastArg(CmdArgs, options::OPT_working_directory); |
| 3796 | |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3797 | bool ARCMTEnabled = false; |
Argyrios Kyrtzidis | 85230d5 | 2013-09-17 19:14:29 +0000 | [diff] [blame] | 3798 | if (!Args.hasArg(options::OPT_fno_objc_arc, options::OPT_fobjc_arc)) { |
Argyrios Kyrtzidis | c44b93d | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 3799 | if (const Arg *A = Args.getLastArg(options::OPT_ccc_arcmt_check, |
Argyrios Kyrtzidis | 7fbd97f | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 3800 | options::OPT_ccc_arcmt_modify, |
| 3801 | options::OPT_ccc_arcmt_migrate)) { |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3802 | ARCMTEnabled = true; |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 3803 | switch (A->getOption().getID()) { |
| 3804 | default: |
| 3805 | llvm_unreachable("missed a case"); |
Argyrios Kyrtzidis | c44b93d | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 3806 | case options::OPT_ccc_arcmt_check: |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 3807 | CmdArgs.push_back("-arcmt-check"); |
| 3808 | break; |
Argyrios Kyrtzidis | c44b93d | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 3809 | case options::OPT_ccc_arcmt_modify: |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 3810 | CmdArgs.push_back("-arcmt-modify"); |
| 3811 | break; |
Argyrios Kyrtzidis | 7fbd97f | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 3812 | case options::OPT_ccc_arcmt_migrate: |
| 3813 | CmdArgs.push_back("-arcmt-migrate"); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3814 | CmdArgs.push_back("-mt-migrate-directory"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3815 | CmdArgs.push_back(A->getValue()); |
Argyrios Kyrtzidis | d571363 | 2011-07-19 17:20:03 +0000 | [diff] [blame] | 3816 | |
| 3817 | Args.AddLastArg(CmdArgs, options::OPT_arcmt_migrate_report_output); |
| 3818 | Args.AddLastArg(CmdArgs, options::OPT_arcmt_migrate_emit_arc_errors); |
Argyrios Kyrtzidis | 7fbd97f | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 3819 | break; |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 3820 | } |
| 3821 | } |
Argyrios Kyrtzidis | b11a192 | 2013-06-24 19:01:18 +0000 | [diff] [blame] | 3822 | } else { |
| 3823 | Args.ClaimAllArgs(options::OPT_ccc_arcmt_check); |
| 3824 | Args.ClaimAllArgs(options::OPT_ccc_arcmt_modify); |
| 3825 | Args.ClaimAllArgs(options::OPT_ccc_arcmt_migrate); |
John McCall | d70fb98 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 3826 | } |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 3827 | |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3828 | if (const Arg *A = Args.getLastArg(options::OPT_ccc_objcmt_migrate)) { |
| 3829 | if (ARCMTEnabled) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3830 | D.Diag(diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) |
| 3831 | << "-ccc-arcmt-migrate"; |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3832 | } |
| 3833 | CmdArgs.push_back("-mt-migrate-directory"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3834 | CmdArgs.push_back(A->getValue()); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3835 | |
| 3836 | if (!Args.hasArg(options::OPT_objcmt_migrate_literals, |
Fariborz Jahanian | d83ef84 | 2013-07-09 16:59:14 +0000 | [diff] [blame] | 3837 | options::OPT_objcmt_migrate_subscripting, |
| 3838 | options::OPT_objcmt_migrate_property)) { |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3839 | // None specified, means enable them all. |
| 3840 | CmdArgs.push_back("-objcmt-migrate-literals"); |
| 3841 | CmdArgs.push_back("-objcmt-migrate-subscripting"); |
Fariborz Jahanian | d83ef84 | 2013-07-09 16:59:14 +0000 | [diff] [blame] | 3842 | CmdArgs.push_back("-objcmt-migrate-property"); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3843 | } else { |
| 3844 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_literals); |
| 3845 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_subscripting); |
Fariborz Jahanian | d83ef84 | 2013-07-09 16:59:14 +0000 | [diff] [blame] | 3846 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_property); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3847 | } |
Argyrios Kyrtzidis | 55ecf99 | 2013-11-13 23:38:20 +0000 | [diff] [blame] | 3848 | } else { |
| 3849 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_literals); |
| 3850 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_subscripting); |
| 3851 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_property); |
| 3852 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_all); |
| 3853 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_readonly_property); |
| 3854 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_readwrite_property); |
Fariborz Jahanian | 773fa2c | 2015-03-03 17:15:38 +0000 | [diff] [blame] | 3855 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_property_dot_syntax); |
Argyrios Kyrtzidis | 55ecf99 | 2013-11-13 23:38:20 +0000 | [diff] [blame] | 3856 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_annotation); |
| 3857 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_instancetype); |
| 3858 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_nsmacros); |
| 3859 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_protocol_conformance); |
| 3860 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_atomic_property); |
| 3861 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_returns_innerpointer_property); |
| 3862 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_ns_nonatomic_iosonly); |
Argyrios Kyrtzidis | 74aa0256 | 2013-12-11 01:29:48 +0000 | [diff] [blame] | 3863 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_designated_init); |
Argyrios Kyrtzidis | d5ba86b | 2013-12-10 18:36:53 +0000 | [diff] [blame] | 3864 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_whitelist_dir_path); |
Ted Kremenek | f7639e1 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 3865 | } |
| 3866 | |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3867 | // Add preprocessing options like -I, -D, etc. if we are using the |
| 3868 | // preprocessor. |
| 3869 | // |
| 3870 | // FIXME: Support -fpreprocessed |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3871 | if (types::getPreprocessedType(InputType) != types::TY_INVALID) |
Chad Rosier | 633dcdc | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 3872 | AddPreprocessingOptions(C, JA, D, Args, CmdArgs, Output, Inputs); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3873 | |
Rafael Espindola | a743192 | 2011-07-21 23:40:37 +0000 | [diff] [blame] | 3874 | // Don't warn about "clang -c -DPIC -fPIC test.i" because libtool.m4 assumes |
| 3875 | // that "The compiler can only warn and ignore the option if not recognized". |
| 3876 | // When building with ccache, it will pass -D options to clang even on |
| 3877 | // preprocessed inputs and configure concludes that -fPIC is not supported. |
| 3878 | Args.ClaimAllArgs(options::OPT_D); |
| 3879 | |
Alp Toker | 7874bdc | 2013-11-15 20:40:58 +0000 | [diff] [blame] | 3880 | // Manually translate -O4 to -O3; let clang reject others. |
Rafael Espindola | ad70d96 | 2013-08-27 16:58:15 +0000 | [diff] [blame] | 3881 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
| 3882 | if (A->getOption().matches(options::OPT_O4)) { |
| 3883 | CmdArgs.push_back("-O3"); |
| 3884 | D.Diag(diag::warn_O4_is_O3); |
| 3885 | } else { |
| 3886 | A->render(Args, CmdArgs); |
| 3887 | } |
| 3888 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3889 | |
Sylvestre Ledru | 2fe501e | 2014-07-11 11:43:57 +0000 | [diff] [blame] | 3890 | // Warn about ignored options to clang. |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 3891 | for (const Arg *A : |
| 3892 | Args.filtered(options::OPT_clang_ignored_gcc_optimization_f_Group)) { |
| 3893 | D.Diag(diag::warn_ignored_gcc_optimization) << A->getAsString(Args); |
Douglas Katzman | 8b50e01 | 2015-08-05 18:03:47 +0000 | [diff] [blame] | 3894 | A->claim(); |
Sylvestre Ledru | 2fe501e | 2014-07-11 11:43:57 +0000 | [diff] [blame] | 3895 | } |
| 3896 | |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 3897 | claimNoWarnArgs(Args); |
Chad Rosier | 86b8208 | 2012-12-12 20:06:31 +0000 | [diff] [blame] | 3898 | |
Richard Smith | 3be1cb2 | 2014-08-07 00:24:21 +0000 | [diff] [blame] | 3899 | Args.AddAllArgs(CmdArgs, options::OPT_R_Group); |
Daniel Dunbar | 945577c | 2009-10-29 02:24:45 +0000 | [diff] [blame] | 3900 | Args.AddAllArgs(CmdArgs, options::OPT_W_Group); |
Ted Kremenek | b22ea2a | 2012-07-07 05:53:30 +0000 | [diff] [blame] | 3901 | if (Args.hasFlag(options::OPT_pedantic, options::OPT_no_pedantic, false)) |
| 3902 | CmdArgs.push_back("-pedantic"); |
Daniel Dunbar | 945577c | 2009-10-29 02:24:45 +0000 | [diff] [blame] | 3903 | Args.AddLastArg(CmdArgs, options::OPT_pedantic_errors); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3904 | Args.AddLastArg(CmdArgs, options::OPT_w); |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 3905 | |
| 3906 | // Handle -{std, ansi, trigraphs} -- take the last of -{std, ansi} |
Hans Wennborg | ec99382 | 2013-07-31 16:57:56 +0000 | [diff] [blame] | 3907 | // (-ansi is equivalent to -std=c89 or -std=c++98). |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 3908 | // |
| 3909 | // If a std is supplied, only add -trigraphs if it follows the |
| 3910 | // option. |
David Majnemer | 8db9176 | 2015-05-18 04:49:30 +0000 | [diff] [blame] | 3911 | bool ImplyVCPPCXXVer = false; |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 3912 | if (Arg *Std = Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi)) { |
| 3913 | if (Std->getOption().matches(options::OPT_ansi)) |
Nuno Lopes | 275225d | 2009-10-16 14:28:06 +0000 | [diff] [blame] | 3914 | if (types::isCXX(InputType)) |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 3915 | CmdArgs.push_back("-std=c++98"); |
Nuno Lopes | 275225d | 2009-10-16 14:28:06 +0000 | [diff] [blame] | 3916 | else |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 3917 | CmdArgs.push_back("-std=c89"); |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 3918 | else |
| 3919 | Std->render(Args, CmdArgs); |
| 3920 | |
Nico Weber | 0072150 | 2014-12-23 22:32:37 +0000 | [diff] [blame] | 3921 | // If -f(no-)trigraphs appears after the language standard flag, honor it. |
Daniel Dunbar | 3f1a1ff | 2010-06-14 21:23:08 +0000 | [diff] [blame] | 3922 | if (Arg *A = Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi, |
Nico Weber | 0072150 | 2014-12-23 22:32:37 +0000 | [diff] [blame] | 3923 | options::OPT_ftrigraphs, |
| 3924 | options::OPT_fno_trigraphs)) |
Daniel Dunbar | 3f1a1ff | 2010-06-14 21:23:08 +0000 | [diff] [blame] | 3925 | if (A != Std) |
Daniel Dunbar | c44b4cc | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 3926 | A->render(Args, CmdArgs); |
Daniel Dunbar | 72a6090 | 2009-04-26 01:10:38 +0000 | [diff] [blame] | 3927 | } else { |
| 3928 | // Honor -std-default. |
Daniel Dunbar | 1299819 | 2010-01-29 21:03:02 +0000 | [diff] [blame] | 3929 | // |
| 3930 | // FIXME: Clang doesn't correctly handle -std= when the input language |
| 3931 | // doesn't match. For the time being just ignore this for C++ inputs; |
| 3932 | // eventually we want to do all the standard defaulting here instead of |
| 3933 | // splitting it between the driver and clang -cc1. |
| 3934 | if (!types::isCXX(InputType)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 3935 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ, "-std=", |
| 3936 | /*Joined=*/true); |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 3937 | else if (IsWindowsMSVC) |
David Majnemer | 8db9176 | 2015-05-18 04:49:30 +0000 | [diff] [blame] | 3938 | ImplyVCPPCXXVer = true; |
Nico Weber | 723b4f0 | 2012-08-30 02:08:31 +0000 | [diff] [blame] | 3939 | |
Nico Weber | 0072150 | 2014-12-23 22:32:37 +0000 | [diff] [blame] | 3940 | Args.AddLastArg(CmdArgs, options::OPT_ftrigraphs, |
| 3941 | options::OPT_fno_trigraphs); |
Daniel Dunbar | 72a6090 | 2009-04-26 01:10:38 +0000 | [diff] [blame] | 3942 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3943 | |
Richard Smith | 282b449 | 2013-09-04 22:50:31 +0000 | [diff] [blame] | 3944 | // GCC's behavior for -Wwrite-strings is a bit strange: |
| 3945 | // * In C, this "warning flag" changes the types of string literals from |
| 3946 | // 'char[N]' to 'const char[N]', and thus triggers an unrelated warning |
| 3947 | // for the discarded qualifier. |
| 3948 | // * In C++, this is just a normal warning flag. |
| 3949 | // |
| 3950 | // Implementing this warning correctly in C is hard, so we follow GCC's |
| 3951 | // behavior for now. FIXME: Directly diagnose uses of a string literal as |
| 3952 | // a non-const char* in C, rather than using this crude hack. |
| 3953 | if (!types::isCXX(InputType)) { |
Argyrios Kyrtzidis | 25f2afde | 2014-02-07 08:33:28 +0000 | [diff] [blame] | 3954 | // FIXME: This should behave just like a warning flag, and thus should also |
| 3955 | // respect -Weverything, -Wno-everything, -Werror=write-strings, and so on. |
| 3956 | Arg *WriteStrings = |
| 3957 | Args.getLastArg(options::OPT_Wwrite_strings, |
| 3958 | options::OPT_Wno_write_strings, options::OPT_w); |
| 3959 | if (WriteStrings && |
| 3960 | WriteStrings->getOption().matches(options::OPT_Wwrite_strings)) |
Richard Smith | 282b449 | 2013-09-04 22:50:31 +0000 | [diff] [blame] | 3961 | CmdArgs.push_back("-fconst-strings"); |
Chandler Carruth | b009b14 | 2011-04-23 06:30:43 +0000 | [diff] [blame] | 3962 | } |
| 3963 | |
Chandler Carruth | 61fbf62 | 2011-04-23 09:27:53 +0000 | [diff] [blame] | 3964 | // GCC provides a macro definition '__DEPRECATED' when -Wdeprecated is active |
Chandler Carruth | 30483fb | 2011-04-23 19:48:40 +0000 | [diff] [blame] | 3965 | // during C++ compilation, which it is by default. GCC keeps this define even |
| 3966 | // in the presence of '-w', match this behavior bug-for-bug. |
| 3967 | if (types::isCXX(InputType) && |
| 3968 | Args.hasFlag(options::OPT_Wdeprecated, options::OPT_Wno_deprecated, |
| 3969 | true)) { |
| 3970 | CmdArgs.push_back("-fdeprecated-macro"); |
Chandler Carruth | 61fbf62 | 2011-04-23 09:27:53 +0000 | [diff] [blame] | 3971 | } |
| 3972 | |
Chandler Carruth | e039148 | 2010-05-22 02:21:53 +0000 | [diff] [blame] | 3973 | // Translate GCC's misnamer '-fasm' arguments to '-fgnu-keywords'. |
| 3974 | if (Arg *Asm = Args.getLastArg(options::OPT_fasm, options::OPT_fno_asm)) { |
| 3975 | if (Asm->getOption().matches(options::OPT_fasm)) |
| 3976 | CmdArgs.push_back("-fgnu-keywords"); |
| 3977 | else |
| 3978 | CmdArgs.push_back("-fno-gnu-keywords"); |
| 3979 | } |
| 3980 | |
Nick Lewycky | 1d617ac | 2011-10-17 23:05:52 +0000 | [diff] [blame] | 3981 | if (ShouldDisableDwarfDirectory(Args, getToolChain())) |
| 3982 | CmdArgs.push_back("-fno-dwarf-directory-asm"); |
| 3983 | |
Daniel Dunbar | e246fbe | 2013-04-16 18:21:19 +0000 | [diff] [blame] | 3984 | if (ShouldDisableAutolink(Args, getToolChain())) |
| 3985 | CmdArgs.push_back("-fno-autolink"); |
| 3986 | |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 3987 | // Add in -fdebug-compilation-dir if necessary. |
| 3988 | addDebugCompDirArg(Args, CmdArgs); |
Nick Lewycky | ba743b7 | 2011-10-21 02:32:14 +0000 | [diff] [blame] | 3989 | |
Richard Smith | 9a56882 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 3990 | if (Arg *A = Args.getLastArg(options::OPT_ftemplate_depth_, |
| 3991 | options::OPT_ftemplate_depth_EQ)) { |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3992 | CmdArgs.push_back("-ftemplate-depth"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3993 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3994 | } |
| 3995 | |
Richard Smith | 79c927b | 2013-11-06 19:31:51 +0000 | [diff] [blame] | 3996 | if (Arg *A = Args.getLastArg(options::OPT_foperator_arrow_depth_EQ)) { |
| 3997 | CmdArgs.push_back("-foperator-arrow-depth"); |
| 3998 | CmdArgs.push_back(A->getValue()); |
| 3999 | } |
| 4000 | |
Richard Smith | 9a56882 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 4001 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_depth_EQ)) { |
| 4002 | CmdArgs.push_back("-fconstexpr-depth"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4003 | CmdArgs.push_back(A->getValue()); |
Richard Smith | 9a56882 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 4004 | } |
| 4005 | |
Richard Smith | a3d3bd2 | 2013-05-08 02:12:03 +0000 | [diff] [blame] | 4006 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_steps_EQ)) { |
| 4007 | CmdArgs.push_back("-fconstexpr-steps"); |
| 4008 | CmdArgs.push_back(A->getValue()); |
| 4009 | } |
| 4010 | |
Richard Smith | b3a1452 | 2013-02-22 01:59:51 +0000 | [diff] [blame] | 4011 | if (Arg *A = Args.getLastArg(options::OPT_fbracket_depth_EQ)) { |
| 4012 | CmdArgs.push_back("-fbracket-depth"); |
| 4013 | CmdArgs.push_back(A->getValue()); |
| 4014 | } |
| 4015 | |
Argyrios Kyrtzidis | ef6c8da | 2010-11-18 00:20:36 +0000 | [diff] [blame] | 4016 | if (Arg *A = Args.getLastArg(options::OPT_Wlarge_by_value_copy_EQ, |
| 4017 | options::OPT_Wlarge_by_value_copy_def)) { |
Jean-Daniel Dupas | 73d801c | 2012-05-04 08:08:37 +0000 | [diff] [blame] | 4018 | if (A->getNumValues()) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4019 | StringRef bytes = A->getValue(); |
Jean-Daniel Dupas | 73d801c | 2012-05-04 08:08:37 +0000 | [diff] [blame] | 4020 | CmdArgs.push_back(Args.MakeArgString("-Wlarge-by-value-copy=" + bytes)); |
| 4021 | } else |
| 4022 | CmdArgs.push_back("-Wlarge-by-value-copy=64"); // default value |
Argyrios Kyrtzidis | af84ec0 | 2010-11-17 23:11:54 +0000 | [diff] [blame] | 4023 | } |
| 4024 | |
Michael J. Spencer | 929fccd | 2012-10-22 22:13:48 +0000 | [diff] [blame] | 4025 | if (Args.hasArg(options::OPT_relocatable_pch)) |
Daniel Dunbar | 8bed86c | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 4026 | CmdArgs.push_back("-relocatable-pch"); |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4027 | |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 4028 | if (Arg *A = Args.getLastArg(options::OPT_fconstant_string_class_EQ)) { |
| 4029 | CmdArgs.push_back("-fconstant-string-class"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4030 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 4031 | } |
David Chisnall | 5778fce | 2009-08-31 16:41:57 +0000 | [diff] [blame] | 4032 | |
Chris Lattner | e23003d | 2010-01-09 21:54:33 +0000 | [diff] [blame] | 4033 | if (Arg *A = Args.getLastArg(options::OPT_ftabstop_EQ)) { |
| 4034 | CmdArgs.push_back("-ftabstop"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4035 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | e23003d | 2010-01-09 21:54:33 +0000 | [diff] [blame] | 4036 | } |
| 4037 | |
Chris Lattner | b35583d | 2010-04-07 20:49:23 +0000 | [diff] [blame] | 4038 | CmdArgs.push_back("-ferror-limit"); |
| 4039 | if (Arg *A = Args.getLastArg(options::OPT_ferror_limit_EQ)) |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4040 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | b35583d | 2010-04-07 20:49:23 +0000 | [diff] [blame] | 4041 | else |
| 4042 | CmdArgs.push_back("19"); |
Douglas Gregor | ffed1cb | 2010-04-20 07:18:24 +0000 | [diff] [blame] | 4043 | |
Chandler Carruth | a77a727 | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 4044 | if (Arg *A = Args.getLastArg(options::OPT_fmacro_backtrace_limit_EQ)) { |
| 4045 | CmdArgs.push_back("-fmacro-backtrace-limit"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4046 | CmdArgs.push_back(A->getValue()); |
Chandler Carruth | a77a727 | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 4047 | } |
| 4048 | |
| 4049 | if (Arg *A = Args.getLastArg(options::OPT_ftemplate_backtrace_limit_EQ)) { |
| 4050 | CmdArgs.push_back("-ftemplate-backtrace-limit"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4051 | CmdArgs.push_back(A->getValue()); |
Chandler Carruth | a77a727 | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 4052 | } |
| 4053 | |
Richard Smith | f6f003a | 2011-12-16 19:06:07 +0000 | [diff] [blame] | 4054 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_backtrace_limit_EQ)) { |
| 4055 | CmdArgs.push_back("-fconstexpr-backtrace-limit"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4056 | CmdArgs.push_back(A->getValue()); |
Richard Smith | f6f003a | 2011-12-16 19:06:07 +0000 | [diff] [blame] | 4057 | } |
| 4058 | |
Nick Lewycky | 2465326 | 2014-12-16 21:39:02 +0000 | [diff] [blame] | 4059 | if (Arg *A = Args.getLastArg(options::OPT_fspell_checking_limit_EQ)) { |
| 4060 | CmdArgs.push_back("-fspell-checking-limit"); |
| 4061 | CmdArgs.push_back(A->getValue()); |
| 4062 | } |
| 4063 | |
Daniel Dunbar | 2c97847 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 4064 | // Pass -fmessage-length=. |
Daniel Dunbar | 84bb793 | 2009-11-30 08:40:54 +0000 | [diff] [blame] | 4065 | CmdArgs.push_back("-fmessage-length"); |
Daniel Dunbar | 2c97847 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 4066 | if (Arg *A = Args.getLastArg(options::OPT_fmessage_length_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4067 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 2c97847 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 4068 | } else { |
| 4069 | // If -fmessage-length=N was not specified, determine whether this is a |
| 4070 | // terminal and, if so, implicitly define -fmessage-length appropriately. |
| 4071 | unsigned N = llvm::sys::Process::StandardErrColumns(); |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4072 | CmdArgs.push_back(Args.MakeArgString(Twine(N))); |
Daniel Dunbar | 2c97847 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 4073 | } |
| 4074 | |
John McCall | b4a99d3 | 2013-02-19 01:57:35 +0000 | [diff] [blame] | 4075 | // -fvisibility= and -fvisibility-ms-compat are of a piece. |
| 4076 | if (const Arg *A = Args.getLastArg(options::OPT_fvisibility_EQ, |
| 4077 | options::OPT_fvisibility_ms_compat)) { |
| 4078 | if (A->getOption().matches(options::OPT_fvisibility_EQ)) { |
| 4079 | CmdArgs.push_back("-fvisibility"); |
| 4080 | CmdArgs.push_back(A->getValue()); |
| 4081 | } else { |
| 4082 | assert(A->getOption().matches(options::OPT_fvisibility_ms_compat)); |
| 4083 | CmdArgs.push_back("-fvisibility"); |
| 4084 | CmdArgs.push_back("hidden"); |
| 4085 | CmdArgs.push_back("-ftype-visibility"); |
| 4086 | CmdArgs.push_back("default"); |
| 4087 | } |
Daniel Dunbar | e357d56 | 2009-12-03 18:42:11 +0000 | [diff] [blame] | 4088 | } |
| 4089 | |
Douglas Gregor | 0832963 | 2010-06-15 17:05:35 +0000 | [diff] [blame] | 4090 | Args.AddLastArg(CmdArgs, options::OPT_fvisibility_inlines_hidden); |
Michael J. Spencer | 4c0ffa8 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 4091 | |
Hans Wennborg | f60f6af | 2012-06-28 08:01:44 +0000 | [diff] [blame] | 4092 | Args.AddLastArg(CmdArgs, options::OPT_ftlsmodel_EQ); |
| 4093 | |
Daniel Dunbar | e46b52a | 2010-03-20 04:52:14 +0000 | [diff] [blame] | 4094 | // -fhosted is default. |
Chad Rosier | 4fab82c | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 4095 | if (Args.hasFlag(options::OPT_ffreestanding, options::OPT_fhosted, false) || |
| 4096 | KernelOrKext) |
Daniel Dunbar | e46b52a | 2010-03-20 04:52:14 +0000 | [diff] [blame] | 4097 | CmdArgs.push_back("-ffreestanding"); |
| 4098 | |
Daniel Dunbar | e357d56 | 2009-12-03 18:42:11 +0000 | [diff] [blame] | 4099 | // Forward -f (flag) options which we can pass directly. |
Daniel Dunbar | 3a148f2 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 4100 | Args.AddLastArg(CmdArgs, options::OPT_femit_all_decls); |
Daniel Dunbar | 3a148f2 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 4101 | Args.AddLastArg(CmdArgs, options::OPT_fheinous_gnu_extensions); |
Adrian Prantl | a763447 | 2014-01-07 01:19:08 +0000 | [diff] [blame] | 4102 | Args.AddLastArg(CmdArgs, options::OPT_fstandalone_debug); |
| 4103 | Args.AddLastArg(CmdArgs, options::OPT_fno_standalone_debug); |
Eric Christopher | 8605082 | 2011-10-25 07:13:06 +0000 | [diff] [blame] | 4104 | Args.AddLastArg(CmdArgs, options::OPT_fno_operator_names); |
Chih-Hung Hsieh | 2c656c9 | 2015-07-28 16:27:56 +0000 | [diff] [blame] | 4105 | // Emulated TLS is enabled by default on Android, and can be enabled manually |
| 4106 | // with -femulated-tls. |
| 4107 | bool EmulatedTLSDefault = Triple.getEnvironment() == llvm::Triple::Android; |
| 4108 | if (Args.hasFlag(options::OPT_femulated_tls, options::OPT_fno_emulated_tls, |
| 4109 | EmulatedTLSDefault)) |
| 4110 | CmdArgs.push_back("-femulated-tls"); |
Ulrich Weigand | 3c5038a | 2015-07-30 14:08:36 +0000 | [diff] [blame] | 4111 | // AltiVec-like language extensions aren't relevant for assembling. |
| 4112 | if (!isa<PreprocessJobAction>(JA) || Output.getType() != types::TY_PP_Asm) { |
Bill Schmidt | b3b804e | 2013-07-03 15:36:02 +0000 | [diff] [blame] | 4113 | Args.AddLastArg(CmdArgs, options::OPT_faltivec); |
Ulrich Weigand | 3c5038a | 2015-07-30 14:08:36 +0000 | [diff] [blame] | 4114 | Args.AddLastArg(CmdArgs, options::OPT_fzvector); |
| 4115 | } |
Richard Trieu | 9184423 | 2012-06-26 18:18:47 +0000 | [diff] [blame] | 4116 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_show_template_tree); |
| 4117 | Args.AddLastArg(CmdArgs, options::OPT_fno_elide_type); |
Chad Rosier | 864dfe1 | 2012-03-13 23:45:51 +0000 | [diff] [blame] | 4118 | |
Alexey Bataev | db39021 | 2015-05-20 04:24:19 +0000 | [diff] [blame] | 4119 | // Forward flags for OpenMP |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 4120 | if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ, |
| 4121 | options::OPT_fno_openmp, false)) |
| 4122 | switch (getOpenMPRuntime(getToolChain(), Args)) { |
| 4123 | case OMPRT_OMP: |
| 4124 | case OMPRT_IOMP5: |
| 4125 | // Clang can generate useful OpenMP code for these two runtime libraries. |
| 4126 | CmdArgs.push_back("-fopenmp"); |
Samuel Antao | f8b5012 | 2015-07-13 22:54:53 +0000 | [diff] [blame] | 4127 | |
| 4128 | // If no option regarding the use of TLS in OpenMP codegeneration is |
| 4129 | // given, decide a default based on the target. Otherwise rely on the |
| 4130 | // options and pass the right information to the frontend. |
| 4131 | if (!Args.hasFlag(options::OPT_fopenmp_use_tls, |
| 4132 | options::OPT_fnoopenmp_use_tls, |
| 4133 | getToolChain().getArch() == llvm::Triple::ppc || |
| 4134 | getToolChain().getArch() == llvm::Triple::ppc64 || |
| 4135 | getToolChain().getArch() == llvm::Triple::ppc64le)) |
| 4136 | CmdArgs.push_back("-fnoopenmp-use-tls"); |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 4137 | break; |
| 4138 | default: |
| 4139 | // By default, if Clang doesn't know how to generate useful OpenMP code |
| 4140 | // for a specific runtime library, we just don't pass the '-fopenmp' flag |
| 4141 | // down to the actual compilation. |
| 4142 | // FIXME: It would be better to have a mode which *only* omits IR |
| 4143 | // generation based on the OpenMP support so that we get consistent |
| 4144 | // semantic analysis, etc. |
| 4145 | break; |
| 4146 | } |
Alexey Bataev | db39021 | 2015-05-20 04:24:19 +0000 | [diff] [blame] | 4147 | |
Peter Collingbourne | 3270164 | 2013-11-01 18:16:25 +0000 | [diff] [blame] | 4148 | const SanitizerArgs &Sanitize = getToolChain().getSanitizerArgs(); |
Peter Collingbourne | 581f438 | 2015-07-02 01:48:12 +0000 | [diff] [blame] | 4149 | Sanitize.addArgs(getToolChain(), Args, CmdArgs, InputType); |
Richard Smith | 52be619 | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 4150 | |
Eric Christopher | 459d271 | 2013-02-19 06:16:53 +0000 | [diff] [blame] | 4151 | // Report an error for -faltivec on anything other than PowerPC. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 4152 | if (const Arg *A = Args.getLastArg(options::OPT_faltivec)) { |
| 4153 | const llvm::Triple::ArchType Arch = getToolChain().getArch(); |
| 4154 | if (!(Arch == llvm::Triple::ppc || Arch == llvm::Triple::ppc64 || |
| 4155 | Arch == llvm::Triple::ppc64le)) |
| 4156 | D.Diag(diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) |
| 4157 | << "ppc/ppc64/ppc64le"; |
| 4158 | } |
Chad Rosier | 864dfe1 | 2012-03-13 23:45:51 +0000 | [diff] [blame] | 4159 | |
Ulrich Weigand | 3c5038a | 2015-07-30 14:08:36 +0000 | [diff] [blame] | 4160 | // -fzvector is incompatible with -faltivec. |
| 4161 | if (Arg *A = Args.getLastArg(options::OPT_fzvector)) |
| 4162 | if (Args.hasArg(options::OPT_faltivec)) |
| 4163 | D.Diag(diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) |
| 4164 | << "-faltivec"; |
| 4165 | |
Daniel Dunbar | 733b0f8 | 2011-03-01 18:49:30 +0000 | [diff] [blame] | 4166 | if (getToolChain().SupportsProfiling()) |
| 4167 | Args.AddLastArg(CmdArgs, options::OPT_pg); |
Daniel Dunbar | 35621a9 | 2010-03-16 16:57:46 +0000 | [diff] [blame] | 4168 | |
| 4169 | // -flax-vector-conversions is default. |
| 4170 | if (!Args.hasFlag(options::OPT_flax_vector_conversions, |
| 4171 | options::OPT_fno_lax_vector_conversions)) |
| 4172 | CmdArgs.push_back("-fno-lax-vector-conversions"); |
| 4173 | |
John Brawn | a7b4ec0 | 2015-08-10 11:11:28 +0000 | [diff] [blame] | 4174 | if (Args.getLastArg(options::OPT_fapple_kext) || |
| 4175 | (Args.hasArg(options::OPT_mkernel) && types::isCXX(InputType))) |
Fariborz Jahanian | a4cfff8 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 4176 | CmdArgs.push_back("-fapple-kext"); |
| 4177 | |
Fariborz Jahanian | a4404f2 | 2009-05-22 20:17:16 +0000 | [diff] [blame] | 4178 | Args.AddLastArg(CmdArgs, options::OPT_fobjc_sender_dependent_dispatch); |
Chris Lattner | 6968641 | 2009-04-21 05:34:31 +0000 | [diff] [blame] | 4179 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_print_source_range_info); |
Douglas Gregor | eec975c | 2010-08-19 20:24:43 +0000 | [diff] [blame] | 4180 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_parseable_fixits); |
Daniel Dunbar | 3a148f2 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 4181 | Args.AddLastArg(CmdArgs, options::OPT_ftime_report); |
| 4182 | Args.AddLastArg(CmdArgs, options::OPT_ftrapv); |
David Chisnall | dd84ef1 | 2010-09-17 18:29:54 +0000 | [diff] [blame] | 4183 | |
| 4184 | if (Arg *A = Args.getLastArg(options::OPT_ftrapv_handler_EQ)) { |
| 4185 | CmdArgs.push_back("-ftrapv-handler"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4186 | CmdArgs.push_back(A->getValue()); |
David Chisnall | dd84ef1 | 2010-09-17 18:29:54 +0000 | [diff] [blame] | 4187 | } |
| 4188 | |
Bob Wilson | 14adb36 | 2012-02-03 06:27:22 +0000 | [diff] [blame] | 4189 | Args.AddLastArg(CmdArgs, options::OPT_ftrap_function_EQ); |
Evan Cheng | 04c9429 | 2011-04-08 21:37:45 +0000 | [diff] [blame] | 4190 | |
Chandler Carruth | 6e50103 | 2011-03-27 00:04:55 +0000 | [diff] [blame] | 4191 | // -fno-strict-overflow implies -fwrapv if it isn't disabled, but |
| 4192 | // -fstrict-overflow won't turn off an explicitly enabled -fwrapv. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4193 | if (Arg *A = Args.getLastArg(options::OPT_fwrapv, options::OPT_fno_wrapv)) { |
Chandler Carruth | 6e50103 | 2011-03-27 00:04:55 +0000 | [diff] [blame] | 4194 | if (A->getOption().matches(options::OPT_fwrapv)) |
| 4195 | CmdArgs.push_back("-fwrapv"); |
| 4196 | } else if (Arg *A = Args.getLastArg(options::OPT_fstrict_overflow, |
| 4197 | options::OPT_fno_strict_overflow)) { |
| 4198 | if (A->getOption().matches(options::OPT_fno_strict_overflow)) |
| 4199 | CmdArgs.push_back("-fwrapv"); |
| 4200 | } |
Hal Finkel | ce0697f | 2013-11-17 16:03:29 +0000 | [diff] [blame] | 4201 | |
| 4202 | if (Arg *A = Args.getLastArg(options::OPT_freroll_loops, |
| 4203 | options::OPT_fno_reroll_loops)) |
| 4204 | if (A->getOption().matches(options::OPT_freroll_loops)) |
| 4205 | CmdArgs.push_back("-freroll-loops"); |
| 4206 | |
Daniel Dunbar | 3a148f2 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 4207 | Args.AddLastArg(CmdArgs, options::OPT_fwritable_strings); |
Chandler Carruth | 54c2910 | 2013-08-08 08:34:35 +0000 | [diff] [blame] | 4208 | Args.AddLastArg(CmdArgs, options::OPT_funroll_loops, |
| 4209 | options::OPT_fno_unroll_loops); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4210 | |
Daniel Dunbar | a77eaeb | 2009-09-03 04:54:28 +0000 | [diff] [blame] | 4211 | Args.AddLastArg(CmdArgs, options::OPT_pthread); |
| 4212 | |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 4213 | // -stack-protector=0 is default. |
| 4214 | unsigned StackProtectorLevel = 0; |
Peter Collingbourne | c4122c1 | 2015-06-15 21:08:13 +0000 | [diff] [blame] | 4215 | if (getToolChain().getSanitizerArgs().needsSafeStackRt()) { |
| 4216 | Args.ClaimAllArgs(options::OPT_fno_stack_protector); |
| 4217 | Args.ClaimAllArgs(options::OPT_fstack_protector_all); |
| 4218 | Args.ClaimAllArgs(options::OPT_fstack_protector_strong); |
| 4219 | Args.ClaimAllArgs(options::OPT_fstack_protector); |
| 4220 | } else if (Arg *A = Args.getLastArg(options::OPT_fno_stack_protector, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4221 | options::OPT_fstack_protector_all, |
| 4222 | options::OPT_fstack_protector_strong, |
| 4223 | options::OPT_fstack_protector)) { |
Rafael Espindola | ce5c609 | 2014-05-22 22:57:39 +0000 | [diff] [blame] | 4224 | if (A->getOption().matches(options::OPT_fstack_protector)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4225 | StackProtectorLevel = std::max<unsigned>( |
| 4226 | LangOptions::SSPOn, |
| 4227 | getToolChain().GetDefaultStackProtectorLevel(KernelOrKext)); |
Rafael Espindola | ce5c609 | 2014-05-22 22:57:39 +0000 | [diff] [blame] | 4228 | } else if (A->getOption().matches(options::OPT_fstack_protector_strong)) |
Josh Magee | e0fc1a8 | 2014-02-11 01:35:14 +0000 | [diff] [blame] | 4229 | StackProtectorLevel = LangOptions::SSPStrong; |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 4230 | else if (A->getOption().matches(options::OPT_fstack_protector_all)) |
Josh Magee | e0fc1a8 | 2014-02-11 01:35:14 +0000 | [diff] [blame] | 4231 | StackProtectorLevel = LangOptions::SSPReq; |
Nico Weber | dd47363 | 2011-08-23 07:38:27 +0000 | [diff] [blame] | 4232 | } else { |
| 4233 | StackProtectorLevel = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4234 | getToolChain().GetDefaultStackProtectorLevel(KernelOrKext); |
Nico Weber | dd47363 | 2011-08-23 07:38:27 +0000 | [diff] [blame] | 4235 | } |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 4236 | if (StackProtectorLevel) { |
| 4237 | CmdArgs.push_back("-stack-protector"); |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4238 | CmdArgs.push_back(Args.MakeArgString(Twine(StackProtectorLevel))); |
Joerg Sonnenberger | 85e2bbc | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 4239 | } |
Chad Rosier | db3da83 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 4240 | |
Joerg Sonnenberger | 85e2bbc | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 4241 | // --param ssp-buffer-size= |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 4242 | for (const Arg *A : Args.filtered(options::OPT__param)) { |
| 4243 | StringRef Str(A->getValue()); |
Joerg Sonnenberger | 85e2bbc | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 4244 | if (Str.startswith("ssp-buffer-size=")) { |
| 4245 | if (StackProtectorLevel) { |
Chad Rosier | db3da83 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 4246 | CmdArgs.push_back("-stack-protector-buffer-size"); |
| 4247 | // FIXME: Verify the argument is a valid integer. |
| 4248 | CmdArgs.push_back(Args.MakeArgString(Str.drop_front(16))); |
Chad Rosier | db3da83 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 4249 | } |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 4250 | A->claim(); |
Chad Rosier | db3da83 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 4251 | } |
Bill Wendling | d63bbad | 2009-06-28 07:36:13 +0000 | [diff] [blame] | 4252 | } |
| 4253 | |
Nick Lewycky | f4d3f7a | 2011-12-06 03:33:03 +0000 | [diff] [blame] | 4254 | // Translate -mstackrealign |
| 4255 | if (Args.hasFlag(options::OPT_mstackrealign, options::OPT_mno_stackrealign, |
| 4256 | false)) { |
| 4257 | CmdArgs.push_back("-backend-option"); |
| 4258 | CmdArgs.push_back("-force-align-stack"); |
| 4259 | } |
| 4260 | if (!Args.hasFlag(options::OPT_mno_stackrealign, options::OPT_mstackrealign, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4261 | false)) { |
Nick Lewycky | f4d3f7a | 2011-12-06 03:33:03 +0000 | [diff] [blame] | 4262 | CmdArgs.push_back(Args.MakeArgString("-mstackrealign")); |
| 4263 | } |
| 4264 | |
Joerg Sonnenberger | db66ed0 | 2011-12-05 23:05:23 +0000 | [diff] [blame] | 4265 | if (Args.hasArg(options::OPT_mstack_alignment)) { |
| 4266 | StringRef alignment = Args.getLastArgValue(options::OPT_mstack_alignment); |
| 4267 | CmdArgs.push_back(Args.MakeArgString("-mstack-alignment=" + alignment)); |
Eric Christopher | d5c45f6 | 2011-05-02 21:18:22 +0000 | [diff] [blame] | 4268 | } |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 4269 | |
Hans Wennborg | 77dc236 | 2015-01-20 19:45:50 +0000 | [diff] [blame] | 4270 | if (Args.hasArg(options::OPT_mstack_probe_size)) { |
| 4271 | StringRef Size = Args.getLastArgValue(options::OPT_mstack_probe_size); |
| 4272 | |
| 4273 | if (!Size.empty()) |
| 4274 | CmdArgs.push_back(Args.MakeArgString("-mstack-probe-size=" + Size)); |
| 4275 | else |
| 4276 | CmdArgs.push_back("-mstack-probe-size=0"); |
| 4277 | } |
| 4278 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 4279 | if (getToolChain().getArch() == llvm::Triple::aarch64 || |
| 4280 | getToolChain().getArch() == llvm::Triple::aarch64_be) |
Oliver Stannard | ed8ecc8 | 2014-08-27 16:31:57 +0000 | [diff] [blame] | 4281 | CmdArgs.push_back("-fallow-half-arguments-and-returns"); |
| 4282 | |
Weiming Zhao | 580dcfb | 2013-11-13 18:31:23 +0000 | [diff] [blame] | 4283 | if (Arg *A = Args.getLastArg(options::OPT_mrestrict_it, |
| 4284 | options::OPT_mno_restrict_it)) { |
| 4285 | if (A->getOption().matches(options::OPT_mrestrict_it)) { |
| 4286 | CmdArgs.push_back("-backend-option"); |
| 4287 | CmdArgs.push_back("-arm-restrict-it"); |
| 4288 | } else { |
| 4289 | CmdArgs.push_back("-backend-option"); |
| 4290 | CmdArgs.push_back("-arm-no-restrict-it"); |
| 4291 | } |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 4292 | } else if (Triple.isOSWindows() && |
| 4293 | (Triple.getArch() == llvm::Triple::arm || |
| 4294 | Triple.getArch() == llvm::Triple::thumb)) { |
Saleem Abdulrasool | 6deb816 | 2014-05-18 06:42:02 +0000 | [diff] [blame] | 4295 | // Windows on ARM expects restricted IT blocks |
| 4296 | CmdArgs.push_back("-backend-option"); |
| 4297 | CmdArgs.push_back("-arm-restrict-it"); |
Weiming Zhao | 580dcfb | 2013-11-13 18:31:23 +0000 | [diff] [blame] | 4298 | } |
| 4299 | |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 4300 | // Forward -f options with positive and negative forms; we translate |
| 4301 | // these by hand. |
Diego Novillo | 5c29705 | 2013-11-13 12:22:39 +0000 | [diff] [blame] | 4302 | if (Arg *A = Args.getLastArg(options::OPT_fprofile_sample_use_EQ)) { |
| 4303 | StringRef fname = A->getValue(); |
| 4304 | if (!llvm::sys::fs::exists(fname)) |
| 4305 | D.Diag(diag::err_drv_no_such_file) << fname; |
| 4306 | else |
| 4307 | A->render(Args, CmdArgs); |
| 4308 | } |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 4309 | |
John Brawn | a7b4ec0 | 2015-08-10 11:11:28 +0000 | [diff] [blame] | 4310 | // -fbuiltin is default unless -mkernel is used |
| 4311 | if (!Args.hasFlag(options::OPT_fbuiltin, options::OPT_fno_builtin, |
| 4312 | !Args.hasArg(options::OPT_mkernel))) |
Daniel Dunbar | 484afa2 | 2009-11-19 04:55:23 +0000 | [diff] [blame] | 4313 | CmdArgs.push_back("-fno-builtin"); |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 4314 | |
Nuno Lopes | 13c88c7 | 2009-12-16 16:59:22 +0000 | [diff] [blame] | 4315 | if (!Args.hasFlag(options::OPT_fassume_sane_operator_new, |
| 4316 | options::OPT_fno_assume_sane_operator_new)) |
| 4317 | CmdArgs.push_back("-fno-assume-sane-operator-new"); |
| 4318 | |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 4319 | // -fblocks=0 is default. |
| 4320 | if (Args.hasFlag(options::OPT_fblocks, options::OPT_fno_blocks, |
David Chisnall | da20991 | 2011-02-28 17:11:43 +0000 | [diff] [blame] | 4321 | getToolChain().IsBlocksDefault()) || |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4322 | (Args.hasArg(options::OPT_fgnu_runtime) && |
| 4323 | Args.hasArg(options::OPT_fobjc_nonfragile_abi) && |
| 4324 | !Args.hasArg(options::OPT_fno_blocks))) { |
Daniel Dunbar | 4930e33 | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 4325 | CmdArgs.push_back("-fblocks"); |
John McCall | 7959fee | 2011-09-09 20:41:01 +0000 | [diff] [blame] | 4326 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4327 | if (!Args.hasArg(options::OPT_fgnu_runtime) && |
John McCall | 7959fee | 2011-09-09 20:41:01 +0000 | [diff] [blame] | 4328 | !getToolChain().hasBlocksRuntime()) |
| 4329 | CmdArgs.push_back("-fblocks-runtime-optional"); |
David Chisnall | 950a951 | 2009-11-17 19:33:30 +0000 | [diff] [blame] | 4330 | } |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 4331 | |
Richard Smith | 47972af | 2015-06-16 00:08:24 +0000 | [diff] [blame] | 4332 | // -fmodules enables the use of precompiled modules (off by default). |
Richard Smith | ffb6508 | 2014-09-30 23:10:19 +0000 | [diff] [blame] | 4333 | // Users can pass -fno-cxx-modules to turn off modules support for |
Richard Smith | 47972af | 2015-06-16 00:08:24 +0000 | [diff] [blame] | 4334 | // C++/Objective-C++ programs. |
Douglas Gregor | c60437f | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 4335 | bool HaveModules = false; |
Douglas Gregor | 226173a | 2012-01-18 15:19:58 +0000 | [diff] [blame] | 4336 | if (Args.hasFlag(options::OPT_fmodules, options::OPT_fno_modules, false)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4337 | bool AllowedInCXX = Args.hasFlag(options::OPT_fcxx_modules, |
| 4338 | options::OPT_fno_cxx_modules, true); |
Douglas Gregor | c60437f | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 4339 | if (AllowedInCXX || !types::isCXX(InputType)) { |
Douglas Gregor | 226173a | 2012-01-18 15:19:58 +0000 | [diff] [blame] | 4340 | CmdArgs.push_back("-fmodules"); |
Douglas Gregor | c60437f | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 4341 | HaveModules = true; |
| 4342 | } |
| 4343 | } |
| 4344 | |
Richard Smith | 47972af | 2015-06-16 00:08:24 +0000 | [diff] [blame] | 4345 | // -fmodule-maps enables implicit reading of module map files. By default, |
| 4346 | // this is enabled if we are using precompiled modules. |
Richard Smith | cf18b79 | 2015-06-16 00:20:23 +0000 | [diff] [blame] | 4347 | if (Args.hasFlag(options::OPT_fimplicit_module_maps, |
| 4348 | options::OPT_fno_implicit_module_maps, HaveModules)) { |
Richard Smith | 47972af | 2015-06-16 00:08:24 +0000 | [diff] [blame] | 4349 | CmdArgs.push_back("-fimplicit-module-maps"); |
Daniel Jasper | 07e6c40 | 2013-08-05 20:26:17 +0000 | [diff] [blame] | 4350 | } |
| 4351 | |
Daniel Jasper | ac42b75 | 2013-10-21 06:34:34 +0000 | [diff] [blame] | 4352 | // -fmodules-decluse checks that modules used are declared so (off by |
| 4353 | // default). |
Daniel Jasper | ba7f2f7 | 2013-09-24 09:14:14 +0000 | [diff] [blame] | 4354 | if (Args.hasFlag(options::OPT_fmodules_decluse, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4355 | options::OPT_fno_modules_decluse, false)) { |
Daniel Jasper | 6e16d54 | 2013-09-29 12:40:54 +0000 | [diff] [blame] | 4356 | CmdArgs.push_back("-fmodules-decluse"); |
Daniel Jasper | ba7f2f7 | 2013-09-24 09:14:14 +0000 | [diff] [blame] | 4357 | } |
| 4358 | |
Daniel Jasper | 962b38e | 2014-04-11 11:47:45 +0000 | [diff] [blame] | 4359 | // -fmodules-strict-decluse is like -fmodule-decluse, but also checks that |
| 4360 | // all #included headers are part of modules. |
| 4361 | if (Args.hasFlag(options::OPT_fmodules_strict_decluse, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4362 | options::OPT_fno_modules_strict_decluse, false)) { |
Daniel Jasper | 962b38e | 2014-04-11 11:47:45 +0000 | [diff] [blame] | 4363 | CmdArgs.push_back("-fmodules-strict-decluse"); |
| 4364 | } |
| 4365 | |
Manuel Klimek | d2e8b04 | 2015-02-20 11:44:41 +0000 | [diff] [blame] | 4366 | // -fno-implicit-modules turns off implicitly compiling modules on demand. |
| 4367 | if (!Args.hasFlag(options::OPT_fimplicit_modules, |
| 4368 | options::OPT_fno_implicit_modules)) { |
| 4369 | CmdArgs.push_back("-fno-implicit-modules"); |
| 4370 | } |
| 4371 | |
Daniel Jasper | ac42b75 | 2013-10-21 06:34:34 +0000 | [diff] [blame] | 4372 | // -fmodule-name specifies the module that is currently being built (or |
| 4373 | // used for header checking by -fmodule-maps). |
Richard Smith | 9887d79 | 2014-10-17 01:42:53 +0000 | [diff] [blame] | 4374 | Args.AddLastArg(CmdArgs, options::OPT_fmodule_name); |
Daniel Jasper | ac42b75 | 2013-10-21 06:34:34 +0000 | [diff] [blame] | 4375 | |
Richard Smith | 9887d79 | 2014-10-17 01:42:53 +0000 | [diff] [blame] | 4376 | // -fmodule-map-file can be used to specify files containing module |
Daniel Jasper | ac42b75 | 2013-10-21 06:34:34 +0000 | [diff] [blame] | 4377 | // definitions. |
Richard Smith | 9887d79 | 2014-10-17 01:42:53 +0000 | [diff] [blame] | 4378 | Args.AddAllArgs(CmdArgs, options::OPT_fmodule_map_file); |
Daniel Jasper | ac42b75 | 2013-10-21 06:34:34 +0000 | [diff] [blame] | 4379 | |
Richard Smith | e842a47 | 2014-10-22 02:05:46 +0000 | [diff] [blame] | 4380 | // -fmodule-file can be used to specify files containing precompiled modules. |
| 4381 | Args.AddAllArgs(CmdArgs, options::OPT_fmodule_file); |
| 4382 | |
| 4383 | // -fmodule-cache-path specifies where our implicitly-built module files |
| 4384 | // should be written. |
Diego Novillo | a054596 | 2015-07-10 18:00:07 +0000 | [diff] [blame] | 4385 | SmallString<128> Path; |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 4386 | if (Arg *A = Args.getLastArg(options::OPT_fmodules_cache_path)) |
Daniel Jasper | 7450f91 | 2015-07-10 08:25:54 +0000 | [diff] [blame] | 4387 | Path = A->getValue(); |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 4388 | if (HaveModules) { |
| 4389 | if (C.isForDiagnostics()) { |
| 4390 | // When generating crash reports, we want to emit the modules along with |
| 4391 | // the reproduction sources, so we ignore any provided module path. |
Daniel Jasper | 7450f91 | 2015-07-10 08:25:54 +0000 | [diff] [blame] | 4392 | Path = Output.getFilename(); |
| 4393 | llvm::sys::path::replace_extension(Path, ".cache"); |
| 4394 | llvm::sys::path::append(Path, "modules"); |
| 4395 | } else if (Path.empty()) { |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 4396 | // No module path was provided: use the default. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 4397 | llvm::sys::path::system_temp_directory(/*erasedOnReboot=*/false, Path); |
Daniel Jasper | 7450f91 | 2015-07-10 08:25:54 +0000 | [diff] [blame] | 4398 | llvm::sys::path::append(Path, "org.llvm.clang."); |
| 4399 | appendUserToPath(Path); |
| 4400 | llvm::sys::path::append(Path, "ModuleCache"); |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 4401 | } |
Douglas Gregor | 4bedb49 | 2013-02-07 22:59:12 +0000 | [diff] [blame] | 4402 | const char Arg[] = "-fmodules-cache-path="; |
Daniel Jasper | 7450f91 | 2015-07-10 08:25:54 +0000 | [diff] [blame] | 4403 | Path.insert(Path.begin(), Arg, Arg + strlen(Arg)); |
| 4404 | CmdArgs.push_back(Args.MakeArgString(Path)); |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 4405 | } |
| 4406 | |
| 4407 | // When building modules and generating crashdumps, we need to dump a module |
| 4408 | // dependency VFS alongside the output. |
| 4409 | if (HaveModules && C.isForDiagnostics()) { |
| 4410 | SmallString<128> VFSDir(Output.getFilename()); |
| 4411 | llvm::sys::path::replace_extension(VFSDir, ".cache"); |
Justin Bogner | 659ecc3 | 2014-10-20 22:47:23 +0000 | [diff] [blame] | 4412 | // Add the cache directory as a temp so the crash diagnostics pick it up. |
| 4413 | C.addTempFile(Args.MakeArgString(VFSDir)); |
| 4414 | |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 4415 | llvm::sys::path::append(VFSDir, "vfs"); |
| 4416 | CmdArgs.push_back("-module-dependency-dir"); |
| 4417 | CmdArgs.push_back(Args.MakeArgString(VFSDir)); |
Douglas Gregor | 35b04d6 | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 4418 | } |
| 4419 | |
Richard Smith | 9887d79 | 2014-10-17 01:42:53 +0000 | [diff] [blame] | 4420 | if (HaveModules) |
| 4421 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_user_build_path); |
Argyrios Kyrtzidis | 1594c15 | 2014-03-03 08:12:05 +0000 | [diff] [blame] | 4422 | |
Douglas Gregor | 35b04d6 | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 4423 | // Pass through all -fmodules-ignore-macro arguments. |
| 4424 | Args.AddAllArgs(CmdArgs, options::OPT_fmodules_ignore_macro); |
Douglas Gregor | 527b1c9 | 2013-03-25 21:19:16 +0000 | [diff] [blame] | 4425 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_prune_interval); |
| 4426 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_prune_after); |
Douglas Gregor | 35b04d6 | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 4427 | |
Dmitri Gribenko | f430da4 | 2014-02-12 10:33:14 +0000 | [diff] [blame] | 4428 | Args.AddLastArg(CmdArgs, options::OPT_fbuild_session_timestamp); |
| 4429 | |
Ben Langmuir | 19e6acb | 2014-08-01 22:12:21 +0000 | [diff] [blame] | 4430 | if (Arg *A = Args.getLastArg(options::OPT_fbuild_session_file)) { |
| 4431 | if (Args.hasArg(options::OPT_fbuild_session_timestamp)) |
| 4432 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 4433 | << A->getAsString(Args) << "-fbuild-session-timestamp"; |
| 4434 | |
| 4435 | llvm::sys::fs::file_status Status; |
| 4436 | if (llvm::sys::fs::status(A->getValue(), Status)) |
| 4437 | D.Diag(diag::err_drv_no_such_file) << A->getValue(); |
Benjamin Kramer | 320fc26 | 2015-02-14 18:19:55 +0000 | [diff] [blame] | 4438 | CmdArgs.push_back(Args.MakeArgString( |
| 4439 | "-fbuild-session-timestamp=" + |
| 4440 | Twine((uint64_t)Status.getLastModificationTime().toEpochTime()))); |
Ben Langmuir | 19e6acb | 2014-08-01 22:12:21 +0000 | [diff] [blame] | 4441 | } |
| 4442 | |
Dmitri Gribenko | f430da4 | 2014-02-12 10:33:14 +0000 | [diff] [blame] | 4443 | if (Args.getLastArg(options::OPT_fmodules_validate_once_per_build_session)) { |
Ben Langmuir | 19e6acb | 2014-08-01 22:12:21 +0000 | [diff] [blame] | 4444 | if (!Args.getLastArg(options::OPT_fbuild_session_timestamp, |
| 4445 | options::OPT_fbuild_session_file)) |
Dmitri Gribenko | f430da4 | 2014-02-12 10:33:14 +0000 | [diff] [blame] | 4446 | D.Diag(diag::err_drv_modules_validate_once_requires_timestamp); |
| 4447 | |
| 4448 | Args.AddLastArg(CmdArgs, |
| 4449 | options::OPT_fmodules_validate_once_per_build_session); |
| 4450 | } |
| 4451 | |
Ben Langmuir | dcf7386 | 2014-03-12 00:06:17 +0000 | [diff] [blame] | 4452 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_validate_system_headers); |
| 4453 | |
John McCall | dfea998 | 2010-04-09 19:12:06 +0000 | [diff] [blame] | 4454 | // -faccess-control is default. |
John McCall | 3155f57 | 2010-04-09 19:03:51 +0000 | [diff] [blame] | 4455 | if (Args.hasFlag(options::OPT_fno_access_control, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4456 | options::OPT_faccess_control, false)) |
John McCall | 3155f57 | 2010-04-09 19:03:51 +0000 | [diff] [blame] | 4457 | CmdArgs.push_back("-fno-access-control"); |
John McCall | 59bb1d4 | 2010-03-17 01:32:13 +0000 | [diff] [blame] | 4458 | |
Anders Carlsson | d470fef | 2010-11-21 00:09:52 +0000 | [diff] [blame] | 4459 | // -felide-constructors is the default. |
| 4460 | if (Args.hasFlag(options::OPT_fno_elide_constructors, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4461 | options::OPT_felide_constructors, false)) |
Anders Carlsson | d470fef | 2010-11-21 00:09:52 +0000 | [diff] [blame] | 4462 | CmdArgs.push_back("-fno-elide-constructors"); |
| 4463 | |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 4464 | ToolChain::RTTIMode RTTIMode = getToolChain().getRTTIMode(); |
Filipe Cabecinhas | 28f353c | 2015-01-29 23:56:43 +0000 | [diff] [blame] | 4465 | |
Filipe Cabecinhas | c473255 | 2015-03-20 23:51:15 +0000 | [diff] [blame] | 4466 | if (KernelOrKext || (types::isCXX(InputType) && |
| 4467 | (RTTIMode == ToolChain::RM_DisabledExplicitly || |
| 4468 | RTTIMode == ToolChain::RM_DisabledImplicitly))) |
Filipe Cabecinhas | ec5d0e6 | 2015-02-19 01:04:49 +0000 | [diff] [blame] | 4469 | CmdArgs.push_back("-fno-rtti"); |
Richard Smith | 52be619 | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 4470 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4471 | // -fshort-enums=0 is default for all architectures except Hexagon. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4472 | if (Args.hasFlag(options::OPT_fshort_enums, options::OPT_fno_short_enums, |
| 4473 | getToolChain().getArch() == llvm::Triple::hexagon)) |
Argyrios Kyrtzidis | 74825bc | 2010-10-08 00:25:19 +0000 | [diff] [blame] | 4474 | CmdArgs.push_back("-fshort-enums"); |
| 4475 | |
Daniel Dunbar | d609b7b | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 4476 | // -fsigned-char is default. |
David Majnemer | c3658d2 | 2015-05-23 18:48:37 +0000 | [diff] [blame] | 4477 | if (Arg *A = Args.getLastArg( |
| 4478 | options::OPT_fsigned_char, options::OPT_fno_signed_char, |
| 4479 | options::OPT_funsigned_char, options::OPT_fno_unsigned_char)) { |
| 4480 | if (A->getOption().matches(options::OPT_funsigned_char) || |
| 4481 | A->getOption().matches(options::OPT_fno_signed_char)) { |
| 4482 | CmdArgs.push_back("-fno-signed-char"); |
| 4483 | } |
| 4484 | } else if (!isSignedCharDefault(getToolChain().getTriple())) { |
Daniel Dunbar | 5fe0866 | 2009-11-29 02:39:08 +0000 | [diff] [blame] | 4485 | CmdArgs.push_back("-fno-signed-char"); |
David Majnemer | c3658d2 | 2015-05-23 18:48:37 +0000 | [diff] [blame] | 4486 | } |
Eli Friedman | 327f0b5 | 2009-06-05 07:21:14 +0000 | [diff] [blame] | 4487 | |
Daniel Dunbar | fe06df4 | 2010-03-20 04:15:41 +0000 | [diff] [blame] | 4488 | // -fuse-cxa-atexit is default. |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 4489 | if (!Args.hasFlag(options::OPT_fuse_cxa_atexit, |
| 4490 | options::OPT_fno_use_cxa_atexit, |
| 4491 | !IsWindowsCygnus && !IsWindowsGNU && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4492 | getToolChain().getArch() != llvm::Triple::hexagon && |
| 4493 | getToolChain().getArch() != llvm::Triple::xcore) || |
Chad Rosier | 4fab82c | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 4494 | KernelOrKext) |
Daniel Dunbar | fe06df4 | 2010-03-20 04:15:41 +0000 | [diff] [blame] | 4495 | CmdArgs.push_back("-fno-use-cxa-atexit"); |
| 4496 | |
Daniel Dunbar | 0730e4f | 2009-11-17 07:06:20 +0000 | [diff] [blame] | 4497 | // -fms-extensions=0 is default. |
Daniel Dunbar | 5bdd299 | 2009-11-25 10:14:30 +0000 | [diff] [blame] | 4498 | if (Args.hasFlag(options::OPT_fms_extensions, options::OPT_fno_ms_extensions, |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 4499 | IsWindowsMSVC)) |
Daniel Dunbar | 0730e4f | 2009-11-17 07:06:20 +0000 | [diff] [blame] | 4500 | CmdArgs.push_back("-fms-extensions"); |
| 4501 | |
Reid Kleckner | 1df0fea | 2015-02-26 00:17:25 +0000 | [diff] [blame] | 4502 | // -fno-use-line-directives is default. |
| 4503 | if (Args.hasFlag(options::OPT_fuse_line_directives, |
| 4504 | options::OPT_fno_use_line_directives, false)) |
| 4505 | CmdArgs.push_back("-fuse-line-directives"); |
| 4506 | |
Francois Pichet | 1b4f163 | 2011-09-17 04:32:15 +0000 | [diff] [blame] | 4507 | // -fms-compatibility=0 is default. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4508 | if (Args.hasFlag(options::OPT_fms_compatibility, |
Douglas Gregor | 2b4907e | 2011-10-24 15:49:38 +0000 | [diff] [blame] | 4509 | options::OPT_fno_ms_compatibility, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4510 | (IsWindowsMSVC && |
| 4511 | Args.hasFlag(options::OPT_fms_extensions, |
| 4512 | options::OPT_fno_ms_extensions, true)))) |
Francois Pichet | 1b4f163 | 2011-09-17 04:32:15 +0000 | [diff] [blame] | 4513 | CmdArgs.push_back("-fms-compatibility"); |
| 4514 | |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 4515 | // -fms-compatibility-version=18.00 is default. |
David Majnemer | e11d373 | 2015-06-08 00:22:46 +0000 | [diff] [blame] | 4516 | VersionTuple MSVT = visualstudio::getMSVCVersion( |
| 4517 | &D, getToolChain().getTriple(), Args, IsWindowsMSVC); |
| 4518 | if (!MSVT.empty()) |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 4519 | CmdArgs.push_back( |
| 4520 | Args.MakeArgString("-fms-compatibility-version=" + MSVT.getAsString())); |
Michael J. Spencer | 4992ca4b | 2010-10-21 05:21:48 +0000 | [diff] [blame] | 4521 | |
David Majnemer | 8db9176 | 2015-05-18 04:49:30 +0000 | [diff] [blame] | 4522 | bool IsMSVC2015Compatible = MSVT.getMajor() >= 19; |
| 4523 | if (ImplyVCPPCXXVer) { |
| 4524 | if (IsMSVC2015Compatible) |
| 4525 | CmdArgs.push_back("-std=c++14"); |
| 4526 | else |
| 4527 | CmdArgs.push_back("-std=c++11"); |
| 4528 | } |
| 4529 | |
Eric Christopher | 5ecce12 | 2013-02-18 00:38:31 +0000 | [diff] [blame] | 4530 | // -fno-borland-extensions is default. |
Dawn Perchik | 68bb1b4 | 2010-09-02 23:59:25 +0000 | [diff] [blame] | 4531 | if (Args.hasFlag(options::OPT_fborland_extensions, |
| 4532 | options::OPT_fno_borland_extensions, false)) |
| 4533 | CmdArgs.push_back("-fborland-extensions"); |
| 4534 | |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 4535 | // -fthreadsafe-static is default, except for MSVC compatibility versions less |
| 4536 | // than 19. |
| 4537 | if (!Args.hasFlag(options::OPT_fthreadsafe_statics, |
| 4538 | options::OPT_fno_threadsafe_statics, |
David Majnemer | 8db9176 | 2015-05-18 04:49:30 +0000 | [diff] [blame] | 4539 | !IsWindowsMSVC || IsMSVC2015Compatible)) |
David Majnemer | c371ff0 | 2015-03-22 08:39:22 +0000 | [diff] [blame] | 4540 | CmdArgs.push_back("-fno-threadsafe-statics"); |
| 4541 | |
Francois Pichet | 0274487 | 2011-09-01 16:38:08 +0000 | [diff] [blame] | 4542 | // -fno-delayed-template-parsing is default, except for Windows where MSVC STL |
| 4543 | // needs it. |
Francois Pichet | 1c229c0 | 2011-04-22 22:18:13 +0000 | [diff] [blame] | 4544 | if (Args.hasFlag(options::OPT_fdelayed_template_parsing, |
Saleem Abdulrasool | 377066a | 2014-03-27 22:50:18 +0000 | [diff] [blame] | 4545 | options::OPT_fno_delayed_template_parsing, IsWindowsMSVC)) |
Francois Pichet | 35bc5de | 2011-08-26 00:22:34 +0000 | [diff] [blame] | 4546 | CmdArgs.push_back("-fdelayed-template-parsing"); |
Francois Pichet | 1c229c0 | 2011-04-22 22:18:13 +0000 | [diff] [blame] | 4547 | |
Chandler Carruth | e03aa55 | 2010-04-17 20:17:31 +0000 | [diff] [blame] | 4548 | // -fgnu-keywords default varies depending on language; only pass if |
| 4549 | // specified. |
| 4550 | if (Arg *A = Args.getLastArg(options::OPT_fgnu_keywords, |
Daniel Dunbar | db05959 | 2010-04-24 17:56:39 +0000 | [diff] [blame] | 4551 | options::OPT_fno_gnu_keywords)) |
| 4552 | A->render(Args, CmdArgs); |
Chandler Carruth | e03aa55 | 2010-04-17 20:17:31 +0000 | [diff] [blame] | 4553 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4554 | if (Args.hasFlag(options::OPT_fgnu89_inline, options::OPT_fno_gnu89_inline, |
Rafael Espindola | 922a624 | 2011-06-02 17:30:53 +0000 | [diff] [blame] | 4555 | false)) |
Rafael Espindola | fb2af64 | 2011-06-02 16:13:27 +0000 | [diff] [blame] | 4556 | CmdArgs.push_back("-fgnu89-inline"); |
| 4557 | |
Chad Rosier | 9c76d24 | 2012-03-15 22:31:42 +0000 | [diff] [blame] | 4558 | if (Args.hasArg(options::OPT_fno_inline)) |
| 4559 | CmdArgs.push_back("-fno-inline"); |
| 4560 | |
Chad Rosier | 64d6be9 | 2012-03-06 21:17:19 +0000 | [diff] [blame] | 4561 | if (Args.hasArg(options::OPT_fno_inline_functions)) |
| 4562 | CmdArgs.push_back("-fno-inline-functions"); |
Chad Rosier | 8060318 | 2012-03-06 18:49:20 +0000 | [diff] [blame] | 4563 | |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 4564 | ObjCRuntime objcRuntime = AddObjCRuntimeArgs(Args, CmdArgs, rewriteKind); |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4565 | |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 4566 | // -fobjc-dispatch-method is only relevant with the nonfragile-abi, and |
Fariborz Jahanian | 15f60cb | 2014-01-20 19:32:33 +0000 | [diff] [blame] | 4567 | // legacy is the default. Except for deployment taget of 10.5, |
| 4568 | // next runtime is always legacy dispatch and -fno-objc-legacy-dispatch |
| 4569 | // gets ignored silently. |
| 4570 | if (objcRuntime.isNonFragile()) { |
David Chisnall | 3154e68 | 2011-09-30 13:32:35 +0000 | [diff] [blame] | 4571 | if (!Args.hasFlag(options::OPT_fobjc_legacy_dispatch, |
| 4572 | options::OPT_fno_objc_legacy_dispatch, |
David Chisnall | da22535 | 2012-07-04 11:52:24 +0000 | [diff] [blame] | 4573 | objcRuntime.isLegacyDispatchDefaultForArch( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4574 | getToolChain().getArch()))) { |
David Chisnall | 3154e68 | 2011-09-30 13:32:35 +0000 | [diff] [blame] | 4575 | if (getToolChain().UseObjCMixedDispatch()) |
| 4576 | CmdArgs.push_back("-fobjc-dispatch-method=mixed"); |
| 4577 | else |
| 4578 | CmdArgs.push_back("-fobjc-dispatch-method=non-legacy"); |
| 4579 | } |
| 4580 | } |
Rafael Espindola | b44676c | 2013-11-12 04:33:56 +0000 | [diff] [blame] | 4581 | |
Fariborz Jahanian | fd4ce19 | 2013-11-12 17:08:46 +0000 | [diff] [blame] | 4582 | // When ObjectiveC legacy runtime is in effect on MacOSX, |
| 4583 | // turn on the option to do Array/Dictionary subscripting |
| 4584 | // by default. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 4585 | if (getToolChain().getArch() == llvm::Triple::x86 && |
Fariborz Jahanian | ff6c97c | 2013-11-12 20:50:26 +0000 | [diff] [blame] | 4586 | getToolChain().getTriple().isMacOSX() && |
| 4587 | !getToolChain().getTriple().isMacOSXVersionLT(10, 7) && |
| 4588 | objcRuntime.getKind() == ObjCRuntime::FragileMacOSX && |
Fariborz Jahanian | fd4ce19 | 2013-11-12 17:08:46 +0000 | [diff] [blame] | 4589 | objcRuntime.isNeXTFamily()) |
| 4590 | CmdArgs.push_back("-fobjc-subscripting-legacy-runtime"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4591 | |
Fariborz Jahanian | 0e3043b | 2012-11-15 19:02:45 +0000 | [diff] [blame] | 4592 | // -fencode-extended-block-signature=1 is default. |
| 4593 | if (getToolChain().IsEncodeExtendedBlockSignatureDefault()) { |
| 4594 | CmdArgs.push_back("-fencode-extended-block-signature"); |
| 4595 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4596 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4597 | // Allow -fno-objc-arr to trump -fobjc-arr/-fobjc-arc. |
| 4598 | // NOTE: This logic is duplicated in ToolChains.cpp. |
| 4599 | bool ARC = isObjCAutoRefCount(Args); |
| 4600 | if (ARC) { |
John McCall | 3deb1ad | 2012-08-21 02:47:43 +0000 | [diff] [blame] | 4601 | getToolChain().CheckObjCARC(); |
Argyrios Kyrtzidis | 3dbeb55 | 2012-02-29 03:43:52 +0000 | [diff] [blame] | 4602 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4603 | CmdArgs.push_back("-fobjc-arc"); |
| 4604 | |
Chandler Carruth | 491db32 | 2011-11-04 07:34:47 +0000 | [diff] [blame] | 4605 | // FIXME: It seems like this entire block, and several around it should be |
| 4606 | // wrapped in isObjC, but for now we just use it here as this is where it |
| 4607 | // was being used previously. |
| 4608 | if (types::isCXX(InputType) && types::isObjC(InputType)) { |
| 4609 | if (getToolChain().GetCXXStdlibType(Args) == ToolChain::CST_Libcxx) |
| 4610 | CmdArgs.push_back("-fobjc-arc-cxxlib=libc++"); |
| 4611 | else |
| 4612 | CmdArgs.push_back("-fobjc-arc-cxxlib=libstdc++"); |
| 4613 | } |
| 4614 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4615 | // Allow the user to enable full exceptions code emission. |
| 4616 | // We define off for Objective-CC, on for Objective-C++. |
| 4617 | if (Args.hasFlag(options::OPT_fobjc_arc_exceptions, |
| 4618 | options::OPT_fno_objc_arc_exceptions, |
| 4619 | /*default*/ types::isCXX(InputType))) |
| 4620 | CmdArgs.push_back("-fobjc-arc-exceptions"); |
| 4621 | } |
| 4622 | |
| 4623 | // -fobjc-infer-related-result-type is the default, except in the Objective-C |
| 4624 | // rewriter. |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 4625 | if (rewriteKind != RK_None) |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4626 | CmdArgs.push_back("-fno-objc-infer-related-result-type"); |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 4627 | |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4628 | // Handle -fobjc-gc and -fobjc-gc-only. They are exclusive, and -fobjc-gc-only |
| 4629 | // takes precedence. |
| 4630 | const Arg *GCArg = Args.getLastArg(options::OPT_fobjc_gc_only); |
| 4631 | if (!GCArg) |
| 4632 | GCArg = Args.getLastArg(options::OPT_fobjc_gc); |
| 4633 | if (GCArg) { |
| 4634 | if (ARC) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4635 | D.Diag(diag::err_drv_objc_gc_arr) << GCArg->getAsString(Args); |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4636 | } else if (getToolChain().SupportsObjCGC()) { |
| 4637 | GCArg->render(Args, CmdArgs); |
| 4638 | } else { |
| 4639 | // FIXME: We should move this to a hard error. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4640 | D.Diag(diag::warn_drv_objc_gc_unsupported) << GCArg->getAsString(Args); |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4641 | } |
| 4642 | } |
| 4643 | |
Bob Wilson | b111ec9 | 2015-03-02 19:01:14 +0000 | [diff] [blame] | 4644 | if (Args.hasFlag(options::OPT_fapplication_extension, |
| 4645 | options::OPT_fno_application_extension, false)) |
| 4646 | CmdArgs.push_back("-fapplication-extension"); |
| 4647 | |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 4648 | // Handle GCC-style exception args. |
| 4649 | if (!C.getDriver().IsCLMode()) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4650 | addExceptionArgs(Args, InputType, getToolChain(), KernelOrKext, objcRuntime, |
| 4651 | CmdArgs); |
John McCall | b5f652e | 2011-06-22 00:53:57 +0000 | [diff] [blame] | 4652 | |
| 4653 | if (getToolChain().UseSjLjExceptions()) |
| 4654 | CmdArgs.push_back("-fsjlj-exceptions"); |
| 4655 | |
| 4656 | // C++ "sane" operator new. |
Daniel Dunbar | 2e3f2c8 | 2010-02-01 21:07:25 +0000 | [diff] [blame] | 4657 | if (!Args.hasFlag(options::OPT_fassume_sane_operator_new, |
| 4658 | options::OPT_fno_assume_sane_operator_new)) |
| 4659 | CmdArgs.push_back("-fno-assume-sane-operator-new"); |
| 4660 | |
Reid Kleckner | 7ffc3fb | 2015-03-20 00:31:07 +0000 | [diff] [blame] | 4661 | // -fsized-deallocation is off by default, as it is an ABI-breaking change for |
| 4662 | // most platforms. |
| 4663 | if (Args.hasFlag(options::OPT_fsized_deallocation, |
| 4664 | options::OPT_fno_sized_deallocation, false)) |
| 4665 | CmdArgs.push_back("-fsized-deallocation"); |
| 4666 | |
Daniel Dunbar | 34d7a99 | 2010-04-27 15:34:57 +0000 | [diff] [blame] | 4667 | // -fconstant-cfstrings is default, and may be subject to argument translation |
| 4668 | // on Darwin. |
| 4669 | if (!Args.hasFlag(options::OPT_fconstant_cfstrings, |
| 4670 | options::OPT_fno_constant_cfstrings) || |
| 4671 | !Args.hasFlag(options::OPT_mconstant_cfstrings, |
| 4672 | options::OPT_mno_constant_cfstrings)) |
| 4673 | CmdArgs.push_back("-fno-constant-cfstrings"); |
| 4674 | |
John Thompson | ed4e295 | 2009-11-05 20:14:16 +0000 | [diff] [blame] | 4675 | // -fshort-wchar default varies depending on platform; only |
| 4676 | // pass if specified. |
Richard Barton | c9b5f35 | 2014-02-24 18:43:28 +0000 | [diff] [blame] | 4677 | if (Arg *A = Args.getLastArg(options::OPT_fshort_wchar, |
| 4678 | options::OPT_fno_short_wchar)) |
Daniel Dunbar | 2cb4e7a | 2010-04-27 15:35:03 +0000 | [diff] [blame] | 4679 | A->render(Args, CmdArgs); |
John Thompson | ed4e295 | 2009-11-05 20:14:16 +0000 | [diff] [blame] | 4680 | |
Hans Wennborg | 28c9631 | 2013-07-31 23:39:13 +0000 | [diff] [blame] | 4681 | // -fno-pascal-strings is default, only pass non-default. |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4682 | if (Args.hasFlag(options::OPT_fpascal_strings, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4683 | options::OPT_fno_pascal_strings, false)) |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 4684 | CmdArgs.push_back("-fpascal-strings"); |
NAKAMURA Takumi | 029d74b | 2011-02-17 08:50:50 +0000 | [diff] [blame] | 4685 | |
Daniel Dunbar | 096ed29 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 4686 | // Honor -fpack-struct= and -fpack-struct, if given. Note that |
| 4687 | // -fno-pack-struct doesn't apply to -fpack-struct=. |
| 4688 | if (Arg *A = Args.getLastArg(options::OPT_fpack_struct_EQ)) { |
James Molloy | cebf75e | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 4689 | std::string PackStructStr = "-fpack-struct="; |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4690 | PackStructStr += A->getValue(); |
James Molloy | cebf75e | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 4691 | CmdArgs.push_back(Args.MakeArgString(PackStructStr)); |
Daniel Dunbar | 096ed29 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 4692 | } else if (Args.hasFlag(options::OPT_fpack_struct, |
| 4693 | options::OPT_fno_pack_struct, false)) { |
James Molloy | cebf75e | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 4694 | CmdArgs.push_back("-fpack-struct=1"); |
Daniel Dunbar | 096ed29 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 4695 | } |
| 4696 | |
Fariborz Jahanian | bcd82af | 2014-08-05 18:37:48 +0000 | [diff] [blame] | 4697 | // Handle -fmax-type-align=N and -fno-type-align |
| 4698 | bool SkipMaxTypeAlign = Args.hasArg(options::OPT_fno_max_type_align); |
| 4699 | if (Arg *A = Args.getLastArg(options::OPT_fmax_type_align_EQ)) { |
| 4700 | if (!SkipMaxTypeAlign) { |
| 4701 | std::string MaxTypeAlignStr = "-fmax-type-align="; |
| 4702 | MaxTypeAlignStr += A->getValue(); |
| 4703 | CmdArgs.push_back(Args.MakeArgString(MaxTypeAlignStr)); |
| 4704 | } |
| 4705 | } else if (getToolChain().getTriple().isOSDarwin()) { |
| 4706 | if (!SkipMaxTypeAlign) { |
| 4707 | std::string MaxTypeAlignStr = "-fmax-type-align=16"; |
| 4708 | CmdArgs.push_back(Args.MakeArgString(MaxTypeAlignStr)); |
| 4709 | } |
| 4710 | } |
| 4711 | |
John Brawn | a7b4ec0 | 2015-08-10 11:11:28 +0000 | [diff] [blame] | 4712 | // -fcommon is the default unless compiling kernel code or the target says so |
| 4713 | bool NoCommonDefault = |
| 4714 | KernelOrKext || isNoCommonDefault(getToolChain().getTriple()); |
| 4715 | if (!Args.hasFlag(options::OPT_fcommon, options::OPT_fno_common, |
| 4716 | !NoCommonDefault)) |
Daniel Dunbar | d18049a | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 4717 | CmdArgs.push_back("-fno-common"); |
| 4718 | |
Daniel Dunbar | 2edd923 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 4719 | // -fsigned-bitfields is default, and clang doesn't yet support |
Daniel Dunbar | 6358d68 | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 4720 | // -funsigned-bitfields. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4721 | if (!Args.hasFlag(options::OPT_fsigned_bitfields, |
Daniel Dunbar | 2edd923 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 4722 | options::OPT_funsigned_bitfields)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4723 | D.Diag(diag::warn_drv_clang_unsupported) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4724 | << Args.getLastArg(options::OPT_funsigned_bitfields)->getAsString(Args); |
Daniel Dunbar | 2edd923 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 4725 | |
Daniel Dunbar | 6358d68 | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 4726 | // -fsigned-bitfields is default, and clang doesn't support -fno-for-scope. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4727 | if (!Args.hasFlag(options::OPT_ffor_scope, options::OPT_fno_for_scope)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4728 | D.Diag(diag::err_drv_clang_unsupported) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4729 | << Args.getLastArg(options::OPT_fno_for_scope)->getAsString(Args); |
Daniel Dunbar | 6358d68 | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 4730 | |
Sylvestre Ledru | 91f380a | 2014-07-01 17:24:27 +0000 | [diff] [blame] | 4731 | // -finput_charset=UTF-8 is default. Reject others |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4732 | if (Arg *inputCharset = Args.getLastArg(options::OPT_finput_charset_EQ)) { |
| 4733 | StringRef value = inputCharset->getValue(); |
| 4734 | if (value != "UTF-8") |
| 4735 | D.Diag(diag::err_drv_invalid_value) << inputCharset->getAsString(Args) |
| 4736 | << value; |
Sylvestre Ledru | 91f380a | 2014-07-01 17:24:27 +0000 | [diff] [blame] | 4737 | } |
| 4738 | |
Sylvestre Ledru | b8198f022 | 2014-08-11 18:09:03 +0000 | [diff] [blame] | 4739 | // -fexec_charset=UTF-8 is default. Reject others |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4740 | if (Arg *execCharset = Args.getLastArg(options::OPT_fexec_charset_EQ)) { |
| 4741 | StringRef value = execCharset->getValue(); |
| 4742 | if (value != "UTF-8") |
| 4743 | D.Diag(diag::err_drv_invalid_value) << execCharset->getAsString(Args) |
| 4744 | << value; |
Sylvestre Ledru | b8198f022 | 2014-08-11 18:09:03 +0000 | [diff] [blame] | 4745 | } |
| 4746 | |
Jeffrey Yasskin | 460aa54 | 2010-06-08 04:56:20 +0000 | [diff] [blame] | 4747 | // -fcaret-diagnostics is default. |
| 4748 | if (!Args.hasFlag(options::OPT_fcaret_diagnostics, |
| 4749 | options::OPT_fno_caret_diagnostics, true)) |
| 4750 | CmdArgs.push_back("-fno-caret-diagnostics"); |
| 4751 | |
Daniel Dunbar | 8281bde | 2009-04-19 21:09:34 +0000 | [diff] [blame] | 4752 | // -fdiagnostics-fixit-info is default, only pass non-default. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4753 | if (!Args.hasFlag(options::OPT_fdiagnostics_fixit_info, |
Daniel Dunbar | 8281bde | 2009-04-19 21:09:34 +0000 | [diff] [blame] | 4754 | options::OPT_fno_diagnostics_fixit_info)) |
| 4755 | CmdArgs.push_back("-fno-diagnostics-fixit-info"); |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 4756 | |
Daniel Dunbar | 092f0cc | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 4757 | // Enable -fdiagnostics-show-option by default. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4758 | if (Args.hasFlag(options::OPT_fdiagnostics_show_option, |
Daniel Dunbar | 092f0cc | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 4759 | options::OPT_fno_diagnostics_show_option)) |
| 4760 | CmdArgs.push_back("-fdiagnostics-show-option"); |
Daniel Dunbar | 5ec9502 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 4761 | |
Chris Lattner | bf6fac8 | 2010-05-04 21:55:25 +0000 | [diff] [blame] | 4762 | if (const Arg *A = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4763 | Args.getLastArg(options::OPT_fdiagnostics_show_category_EQ)) { |
Chris Lattner | bf6fac8 | 2010-05-04 21:55:25 +0000 | [diff] [blame] | 4764 | CmdArgs.push_back("-fdiagnostics-show-category"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4765 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | bf6fac8 | 2010-05-04 21:55:25 +0000 | [diff] [blame] | 4766 | } |
Daniel Dunbar | fe6c97b | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 4767 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4768 | if (const Arg *A = Args.getLastArg(options::OPT_fdiagnostics_format_EQ)) { |
Douglas Gregor | 643c922 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 4769 | CmdArgs.push_back("-fdiagnostics-format"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4770 | CmdArgs.push_back(A->getValue()); |
Douglas Gregor | 643c922 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 4771 | } |
| 4772 | |
Chandler Carruth | b6766f0 | 2011-03-27 01:50:55 +0000 | [diff] [blame] | 4773 | if (Arg *A = Args.getLastArg( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4774 | options::OPT_fdiagnostics_show_note_include_stack, |
| 4775 | options::OPT_fno_diagnostics_show_note_include_stack)) { |
Chandler Carruth | b6766f0 | 2011-03-27 01:50:55 +0000 | [diff] [blame] | 4776 | if (A->getOption().matches( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4777 | options::OPT_fdiagnostics_show_note_include_stack)) |
Chandler Carruth | b6766f0 | 2011-03-27 01:50:55 +0000 | [diff] [blame] | 4778 | CmdArgs.push_back("-fdiagnostics-show-note-include-stack"); |
| 4779 | else |
| 4780 | CmdArgs.push_back("-fno-diagnostics-show-note-include-stack"); |
| 4781 | } |
| 4782 | |
Daniel Dunbar | 5ec9502 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 4783 | // Color diagnostics are the default, unless the terminal doesn't support |
| 4784 | // them. |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 4785 | // Support both clang's -f[no-]color-diagnostics and gcc's |
| 4786 | // -f[no-]diagnostics-colors[=never|always|auto]. |
| 4787 | enum { Colors_On, Colors_Off, Colors_Auto } ShowColors = Colors_Auto; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 4788 | for (const auto &Arg : Args) { |
| 4789 | const Option &O = Arg->getOption(); |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 4790 | if (!O.matches(options::OPT_fcolor_diagnostics) && |
| 4791 | !O.matches(options::OPT_fdiagnostics_color) && |
| 4792 | !O.matches(options::OPT_fno_color_diagnostics) && |
| 4793 | !O.matches(options::OPT_fno_diagnostics_color) && |
| 4794 | !O.matches(options::OPT_fdiagnostics_color_EQ)) |
| 4795 | continue; |
| 4796 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 4797 | Arg->claim(); |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 4798 | if (O.matches(options::OPT_fcolor_diagnostics) || |
| 4799 | O.matches(options::OPT_fdiagnostics_color)) { |
| 4800 | ShowColors = Colors_On; |
| 4801 | } else if (O.matches(options::OPT_fno_color_diagnostics) || |
| 4802 | O.matches(options::OPT_fno_diagnostics_color)) { |
| 4803 | ShowColors = Colors_Off; |
| 4804 | } else { |
| 4805 | assert(O.matches(options::OPT_fdiagnostics_color_EQ)); |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 4806 | StringRef value(Arg->getValue()); |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 4807 | if (value == "always") |
| 4808 | ShowColors = Colors_On; |
| 4809 | else if (value == "never") |
| 4810 | ShowColors = Colors_Off; |
| 4811 | else if (value == "auto") |
| 4812 | ShowColors = Colors_Auto; |
| 4813 | else |
| 4814 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4815 | << ("-fdiagnostics-color=" + value).str(); |
Nico Weber | 7e2da79 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 4816 | } |
| 4817 | } |
| 4818 | if (ShowColors == Colors_On || |
| 4819 | (ShowColors == Colors_Auto && llvm::sys::Process::StandardErrHasColors())) |
Daniel Dunbar | 5ec9502 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 4820 | CmdArgs.push_back("-fcolor-diagnostics"); |
| 4821 | |
Nico Rieck | 7857d46 | 2013-09-11 00:38:02 +0000 | [diff] [blame] | 4822 | if (Args.hasArg(options::OPT_fansi_escape_codes)) |
| 4823 | CmdArgs.push_back("-fansi-escape-codes"); |
| 4824 | |
Daniel Dunbar | db09702 | 2009-06-08 21:13:54 +0000 | [diff] [blame] | 4825 | if (!Args.hasFlag(options::OPT_fshow_source_location, |
| 4826 | options::OPT_fno_show_source_location)) |
| 4827 | CmdArgs.push_back("-fno-show-source-location"); |
Daniel Dunbar | 092f0cc | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 4828 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4829 | if (!Args.hasFlag(options::OPT_fshow_column, options::OPT_fno_show_column, |
Douglas Gregor | 643c922 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 4830 | true)) |
| 4831 | CmdArgs.push_back("-fno-show-column"); |
| 4832 | |
Douglas Gregor | 8ed0c0b | 2010-07-09 17:35:33 +0000 | [diff] [blame] | 4833 | if (!Args.hasFlag(options::OPT_fspell_checking, |
| 4834 | options::OPT_fno_spell_checking)) |
| 4835 | CmdArgs.push_back("-fno-spell-checking"); |
Daniel Dunbar | fe6c97b | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 4836 | |
Chad Rosier | c8e56e8 | 2012-12-05 21:08:21 +0000 | [diff] [blame] | 4837 | // -fno-asm-blocks is default. |
| 4838 | if (Args.hasFlag(options::OPT_fasm_blocks, options::OPT_fno_asm_blocks, |
| 4839 | false)) |
| 4840 | CmdArgs.push_back("-fasm-blocks"); |
Daniel Dunbar | 473f8a6 | 2010-10-18 22:49:46 +0000 | [diff] [blame] | 4841 | |
Steven Wu | cb0d13f | 2015-01-16 23:05:28 +0000 | [diff] [blame] | 4842 | // -fgnu-inline-asm is default. |
| 4843 | if (!Args.hasFlag(options::OPT_fgnu_inline_asm, |
| 4844 | options::OPT_fno_gnu_inline_asm, true)) |
| 4845 | CmdArgs.push_back("-fno-gnu-inline-asm"); |
| 4846 | |
Arnold Schwaighofer | 7f994ce | 2013-08-13 15:46:23 +0000 | [diff] [blame] | 4847 | // Enable vectorization per default according to the optimization level |
| 4848 | // selected. For optimization levels that want vectorization we use the alias |
| 4849 | // option to simplify the hasFlag logic. |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 4850 | bool EnableVec = shouldEnableVectorizerAtOLevel(Args, false); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4851 | OptSpecifier VectorizeAliasOption = |
| 4852 | EnableVec ? options::OPT_O_Group : options::OPT_fvectorize; |
Chad Rosier | 679b075 | 2013-04-24 18:29:59 +0000 | [diff] [blame] | 4853 | if (Args.hasFlag(options::OPT_fvectorize, VectorizeAliasOption, |
Hal Finkel | 108c46a | 2013-08-28 05:21:45 +0000 | [diff] [blame] | 4854 | options::OPT_fno_vectorize, EnableVec)) |
Chad Rosier | 0d3ed6f | 2012-12-11 17:12:28 +0000 | [diff] [blame] | 4855 | CmdArgs.push_back("-vectorize-loops"); |
Chad Rosier | 0d3ed6f | 2012-12-11 17:12:28 +0000 | [diff] [blame] | 4856 | |
Chad Rosier | 136d67d | 2014-04-28 19:30:57 +0000 | [diff] [blame] | 4857 | // -fslp-vectorize is enabled based on the optimization level selected. |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 4858 | bool EnableSLPVec = shouldEnableVectorizerAtOLevel(Args, true); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4859 | OptSpecifier SLPVectAliasOption = |
| 4860 | EnableSLPVec ? options::OPT_O_Group : options::OPT_fslp_vectorize; |
Chad Rosier | 136d67d | 2014-04-28 19:30:57 +0000 | [diff] [blame] | 4861 | if (Args.hasFlag(options::OPT_fslp_vectorize, SLPVectAliasOption, |
Chad Rosier | 3ba81bd | 2014-05-02 18:41:57 +0000 | [diff] [blame] | 4862 | options::OPT_fno_slp_vectorize, EnableSLPVec)) |
Nadav Rotem | 0a2604d | 2013-04-15 04:57:18 +0000 | [diff] [blame] | 4863 | CmdArgs.push_back("-vectorize-slp"); |
Hal Finkel | 061f165 | 2012-12-11 19:59:32 +0000 | [diff] [blame] | 4864 | |
Nadav Rotem | 6a0dd6b | 2013-04-15 05:38:41 +0000 | [diff] [blame] | 4865 | // -fno-slp-vectorize-aggressive is default. |
| 4866 | if (Args.hasFlag(options::OPT_fslp_vectorize_aggressive, |
Nick Lewycky | d3f3e4f | 2013-06-25 01:49:44 +0000 | [diff] [blame] | 4867 | options::OPT_fno_slp_vectorize_aggressive, false)) |
Nadav Rotem | 6a0dd6b | 2013-04-15 05:38:41 +0000 | [diff] [blame] | 4868 | CmdArgs.push_back("-vectorize-slp-aggressive"); |
Nadav Rotem | 6a0dd6b | 2013-04-15 05:38:41 +0000 | [diff] [blame] | 4869 | |
Jeffrey Yasskin | 2b99c6f | 2010-06-11 05:57:47 +0000 | [diff] [blame] | 4870 | if (Arg *A = Args.getLastArg(options::OPT_fshow_overloads_EQ)) |
| 4871 | A->render(Args, CmdArgs); |
| 4872 | |
Daniel Dunbar | f5e9b1f | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 4873 | // -fdollars-in-identifiers default varies depending on platform and |
| 4874 | // language; only pass if specified. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4875 | if (Arg *A = Args.getLastArg(options::OPT_fdollars_in_identifiers, |
Daniel Dunbar | f5e9b1f | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 4876 | options::OPT_fno_dollars_in_identifiers)) { |
| 4877 | if (A->getOption().matches(options::OPT_fdollars_in_identifiers)) |
Daniel Dunbar | 15cef0e | 2009-12-16 20:10:18 +0000 | [diff] [blame] | 4878 | CmdArgs.push_back("-fdollars-in-identifiers"); |
Daniel Dunbar | f5e9b1f | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 4879 | else |
Daniel Dunbar | 15cef0e | 2009-12-16 20:10:18 +0000 | [diff] [blame] | 4880 | CmdArgs.push_back("-fno-dollars-in-identifiers"); |
Daniel Dunbar | f5e9b1f | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 4881 | } |
| 4882 | |
Daniel Dunbar | adeeb05 | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 4883 | // -funit-at-a-time is default, and we don't support -fno-unit-at-a-time for |
| 4884 | // practical purposes. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4885 | if (Arg *A = Args.getLastArg(options::OPT_funit_at_a_time, |
Daniel Dunbar | adeeb05 | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 4886 | options::OPT_fno_unit_at_a_time)) { |
| 4887 | if (A->getOption().matches(options::OPT_fno_unit_at_a_time)) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4888 | D.Diag(diag::warn_drv_clang_unsupported) << A->getAsString(Args); |
Daniel Dunbar | adeeb05 | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 4889 | } |
Eli Friedman | bb0d9a5 | 2009-07-14 21:58:17 +0000 | [diff] [blame] | 4890 | |
Eli Friedman | 055c970 | 2011-11-02 01:53:16 +0000 | [diff] [blame] | 4891 | if (Args.hasFlag(options::OPT_fapple_pragma_pack, |
| 4892 | options::OPT_fno_apple_pragma_pack, false)) |
| 4893 | CmdArgs.push_back("-fapple-pragma-pack"); |
| 4894 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4895 | // le32-specific flags: |
Eli Bendersky | c95cfe8 | 2013-07-24 18:20:14 +0000 | [diff] [blame] | 4896 | // -fno-math-builtin: clang should not convert math builtins to intrinsics |
| 4897 | // by default. |
| 4898 | if (getToolChain().getArch() == llvm::Triple::le32) { |
| 4899 | CmdArgs.push_back("-fno-math-builtin"); |
| 4900 | } |
| 4901 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4902 | // Default to -fno-builtin-str{cat,cpy} on Darwin for ARM. |
| 4903 | // |
| 4904 | // FIXME: This is disabled until clang -cc1 supports -fno-builtin-foo. PR4941. |
Daniel Dunbar | 4fa0811 | 2009-09-10 04:57:27 +0000 | [diff] [blame] | 4905 | #if 0 |
Bob Wilson | 6524dd3 | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 4906 | if (getToolChain().getTriple().isOSDarwin() && |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 4907 | (getToolChain().getArch() == llvm::Triple::arm || |
| 4908 | getToolChain().getArch() == llvm::Triple::thumb)) { |
Daniel Dunbar | 2ffe029 | 2009-09-10 03:37:02 +0000 | [diff] [blame] | 4909 | if (!Args.hasArg(options::OPT_fbuiltin_strcat)) |
| 4910 | CmdArgs.push_back("-fno-builtin-strcat"); |
| 4911 | if (!Args.hasArg(options::OPT_fbuiltin_strcpy)) |
| 4912 | CmdArgs.push_back("-fno-builtin-strcpy"); |
| 4913 | } |
Daniel Dunbar | 4fa0811 | 2009-09-10 04:57:27 +0000 | [diff] [blame] | 4914 | #endif |
Daniel Dunbar | 2ffe029 | 2009-09-10 03:37:02 +0000 | [diff] [blame] | 4915 | |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 4916 | // Enable rewrite includes if the user's asked for it or if we're generating |
| 4917 | // diagnostics. |
| 4918 | // TODO: Once -module-dependency-dir works with -frewrite-includes it'd be |
| 4919 | // nice to enable this when doing a crashdump for modules as well. |
Justin Bogner | 332a5e5 | 2014-06-20 22:16:00 +0000 | [diff] [blame] | 4920 | if (Args.hasFlag(options::OPT_frewrite_includes, |
| 4921 | options::OPT_fno_rewrite_includes, false) || |
Justin Bogner | a88f012 | 2014-06-20 22:59:50 +0000 | [diff] [blame] | 4922 | (C.isForDiagnostics() && !HaveModules)) |
Justin Bogner | 332a5e5 | 2014-06-20 22:16:00 +0000 | [diff] [blame] | 4923 | CmdArgs.push_back("-frewrite-includes"); |
| 4924 | |
Daniel Dunbar | 8c3d735 | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 4925 | // Only allow -traditional or -traditional-cpp outside in preprocessing modes. |
Mike Stump | 11289f4 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4926 | if (Arg *A = Args.getLastArg(options::OPT_traditional, |
Daniel Dunbar | 8c3d735 | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 4927 | options::OPT_traditional_cpp)) { |
| 4928 | if (isa<PreprocessJobAction>(JA)) |
| 4929 | CmdArgs.push_back("-traditional-cpp"); |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 4930 | else |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4931 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
Daniel Dunbar | 8c3d735 | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 4932 | } |
Eli Friedman | bb0d9a5 | 2009-07-14 21:58:17 +0000 | [diff] [blame] | 4933 | |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4934 | Args.AddLastArg(CmdArgs, options::OPT_dM); |
Chris Lattner | cac63f3 | 2009-04-12 01:56:53 +0000 | [diff] [blame] | 4935 | Args.AddLastArg(CmdArgs, options::OPT_dD); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 4936 | |
Ted Kremenek | e73d9ed | 2011-11-11 00:07:43 +0000 | [diff] [blame] | 4937 | // Handle serialized diagnostics. |
| 4938 | if (Arg *A = Args.getLastArg(options::OPT__serialize_diags)) { |
| 4939 | CmdArgs.push_back("-serialize-diagnostic-file"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4940 | CmdArgs.push_back(Args.MakeArgString(A->getValue())); |
Ted Kremenek | e73d9ed | 2011-11-11 00:07:43 +0000 | [diff] [blame] | 4941 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4942 | |
Ted Kremenek | b47e6bc | 2012-09-13 06:41:18 +0000 | [diff] [blame] | 4943 | if (Args.hasArg(options::OPT_fretain_comments_from_system_headers)) |
| 4944 | CmdArgs.push_back("-fretain-comments-from-system-headers"); |
| 4945 | |
Dmitri Gribenko | acf2e78 | 2013-02-22 14:21:27 +0000 | [diff] [blame] | 4946 | // Forward -fcomment-block-commands to -cc1. |
| 4947 | Args.AddAllArgs(CmdArgs, options::OPT_fcomment_block_commands); |
Dmitri Gribenko | a7d16ce | 2013-04-10 15:35:17 +0000 | [diff] [blame] | 4948 | // Forward -fparse-all-comments to -cc1. |
| 4949 | Args.AddAllArgs(CmdArgs, options::OPT_fparse_all_comments); |
Dmitri Gribenko | acf2e78 | 2013-02-22 14:21:27 +0000 | [diff] [blame] | 4950 | |
Daniel Dunbar | 76fa840 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 4951 | // Forward -Xclang arguments to -cc1, and -mllvm arguments to the LLVM option |
| 4952 | // parser. |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4953 | Args.AddAllArgValues(CmdArgs, options::OPT_Xclang); |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 4954 | for (const Arg *A : Args.filtered(options::OPT_mllvm)) { |
| 4955 | A->claim(); |
Daniel Dunbar | 88534f4 | 2010-04-17 06:10:00 +0000 | [diff] [blame] | 4956 | |
Daniel Dunbar | 76fa840 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 4957 | // We translate this by hand to the -cc1 argument, since nightly test uses |
| 4958 | // it and developers have been trained to spell it with -mllvm. |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 4959 | if (StringRef(A->getValue(0)) == "-disable-llvm-optzns") { |
Daniel Dunbar | 76fa840 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 4960 | CmdArgs.push_back("-disable-llvm-optzns"); |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 4961 | } else |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 4962 | A->render(Args, CmdArgs); |
Daniel Dunbar | 76fa840 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 4963 | } |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 4964 | |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 4965 | // 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] | 4966 | // CompileJobAction, use -disable-llvm-passes to get pristine IR generated |
| 4967 | // by the frontend. |
| 4968 | if (C.getDriver().isSaveTempsEnabled() && isa<CompileJobAction>(JA)) |
| 4969 | CmdArgs.push_back("-disable-llvm-passes"); |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 4970 | |
Daniel Dunbar | d67a322 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 4971 | if (Output.getType() == types::TY_Dependencies) { |
| 4972 | // Handled with other dependency code. |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 4973 | } else if (Output.isFilename()) { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 4974 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 4975 | CmdArgs.push_back(Output.getFilename()); |
| 4976 | } else { |
| 4977 | assert(Output.isNothing() && "Invalid output."); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 4978 | } |
| 4979 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 4980 | addDashXForInput(Args, Input, CmdArgs); |
Ben Langmuir | 2cb4a78 | 2014-02-05 22:21:15 +0000 | [diff] [blame] | 4981 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 4982 | if (Input.isFilename()) |
| 4983 | CmdArgs.push_back(Input.getFilename()); |
| 4984 | else |
| 4985 | Input.getInputArg().renderAsInput(Args, CmdArgs); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4986 | |
Chris Lattner | e9d7d78 | 2009-11-03 19:50:27 +0000 | [diff] [blame] | 4987 | Args.AddAllArgs(CmdArgs, options::OPT_undef); |
| 4988 | |
Daniel Dunbar | b31b76f | 2010-07-18 21:16:15 +0000 | [diff] [blame] | 4989 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 4990 | |
| 4991 | // Optionally embed the -cc1 level arguments into the debug info, for build |
| 4992 | // analysis. |
| 4993 | if (getToolChain().UseDwarfDebugFlags()) { |
Daniel Dunbar | 7f3d950 | 2010-06-04 18:47:06 +0000 | [diff] [blame] | 4994 | ArgStringList OriginalArgs; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 4995 | for (const auto &Arg : Args) |
| 4996 | Arg->render(Args, OriginalArgs); |
Daniel Dunbar | fe6c97b | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 4997 | |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 4998 | SmallString<256> Flags; |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 4999 | Flags += Exec; |
Douglas Katzman | 6bbffc4 | 2015-06-25 18:51:37 +0000 | [diff] [blame] | 5000 | for (const char *OriginalArg : OriginalArgs) { |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 5001 | SmallString<128> EscapedArg; |
Douglas Katzman | 6bbffc4 | 2015-06-25 18:51:37 +0000 | [diff] [blame] | 5002 | EscapeSpacesAndBackslashes(OriginalArg, EscapedArg); |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 5003 | Flags += " "; |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 5004 | Flags += EscapedArg; |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 5005 | } |
| 5006 | CmdArgs.push_back("-dwarf-debug-flags"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 5007 | CmdArgs.push_back(Args.MakeArgString(Flags)); |
Daniel Dunbar | 24c7f5e | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 5008 | } |
| 5009 | |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5010 | // Add the split debug info name to the command lines here so we |
| 5011 | // can propagate it to the backend. |
David Blaikie | ce3e7a6 | 2015-07-30 21:42:22 +0000 | [diff] [blame] | 5012 | bool SplitDwarf = SplitDwarfArg && getToolChain().getTriple().isOSLinux() && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5013 | (isa<AssembleJobAction>(JA) || isa<CompileJobAction>(JA) || |
| 5014 | isa<BackendJobAction>(JA)); |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5015 | const char *SplitDwarfOut; |
| 5016 | if (SplitDwarf) { |
| 5017 | CmdArgs.push_back("-split-dwarf-file"); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 5018 | SplitDwarfOut = SplitDebugName(Args, Input); |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5019 | CmdArgs.push_back(SplitDwarfOut); |
| 5020 | } |
| 5021 | |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 5022 | // Host-side cuda compilation receives device-side outputs as Inputs[1...]. |
| 5023 | // Include them with -fcuda-include-gpubinary. |
| 5024 | if (IsCuda && Inputs.size() > 1) |
Artem Belevich | 5bde4e0 | 2015-07-20 20:02:54 +0000 | [diff] [blame] | 5025 | 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] | 5026 | CmdArgs.push_back("-fcuda-include-gpubinary"); |
Artem Belevich | 5bde4e0 | 2015-07-20 20:02:54 +0000 | [diff] [blame] | 5027 | CmdArgs.push_back(I->getFilename()); |
Artem Belevich | 0ff05cd | 2015-07-13 23:27:56 +0000 | [diff] [blame] | 5028 | } |
| 5029 | |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5030 | // Finally add the compile command to the compilation. |
Hans Wennborg | 859422a | 2014-01-13 22:24:42 +0000 | [diff] [blame] | 5031 | if (Args.hasArg(options::OPT__SLASH_fallback) && |
Hans Wennborg | 26a4430 | 2014-04-25 16:44:17 +0000 | [diff] [blame] | 5032 | Output.getType() == types::TY_Object && |
| 5033 | (InputType == types::TY_C || InputType == types::TY_CXX)) { |
David Blaikie | c11bf80 | 2014-09-04 16:04:28 +0000 | [diff] [blame] | 5034 | auto CLCommand = |
| 5035 | getCLFallback()->GetCommand(C, JA, Output, Inputs, Args, LinkingOutput); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 5036 | C.addCommand(llvm::make_unique<FallbackCommand>( |
| 5037 | JA, *this, Exec, CmdArgs, Inputs, std::move(CLCommand))); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 5038 | } else { |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 5039 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 5040 | } |
| 5041 | |
Eric Christopher | f154583 | 2013-02-22 23:50:16 +0000 | [diff] [blame] | 5042 | // Handle the debug info splitting at object creation time if we're |
| 5043 | // creating an object. |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 5044 | // TODO: Currently only works on linux with newer objcopy. |
Bob Wilson | 23a55f1 | 2014-12-21 07:00:00 +0000 | [diff] [blame] | 5045 | if (SplitDwarf && !isa<CompileJobAction>(JA) && !isa<BackendJobAction>(JA)) |
Eric Christopher | d380400 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 5046 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, SplitDwarfOut); |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 5047 | |
Roman Divacky | 178e0160 | 2011-02-10 16:52:03 +0000 | [diff] [blame] | 5048 | if (Arg *A = Args.getLastArg(options::OPT_pg)) |
| 5049 | if (Args.hasArg(options::OPT_fomit_frame_pointer)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5050 | D.Diag(diag::err_drv_argument_not_allowed_with) << "-fomit-frame-pointer" |
| 5051 | << A->getAsString(Args); |
Michael J. Spencer | 4c0ffa8 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 5052 | |
Daniel Dunbar | c2a7189 | 2009-04-03 20:51:31 +0000 | [diff] [blame] | 5053 | // Claim some arguments which clang supports automatically. |
| 5054 | |
Daniel Dunbar | 3e0cac6 | 2010-04-15 06:18:42 +0000 | [diff] [blame] | 5055 | // -fpch-preprocess is used with gcc to add a special marker in the output to |
| 5056 | // include the PCH file. Clang's PTH solution is completely transparent, so we |
| 5057 | // do not need to deal with it at all. |
Daniel Dunbar | c2a7189 | 2009-04-03 20:51:31 +0000 | [diff] [blame] | 5058 | Args.ClaimAllArgs(options::OPT_fpch_preprocess); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5059 | |
Daniel Dunbar | 1773177 | 2009-03-23 19:03:36 +0000 | [diff] [blame] | 5060 | // Claim some arguments which clang doesn't support, but we don't |
| 5061 | // care to warn the user about. |
Daniel Dunbar | 44b36ee | 2009-11-25 11:53:23 +0000 | [diff] [blame] | 5062 | Args.ClaimAllArgs(options::OPT_clang_ignored_f_Group); |
| 5063 | Args.ClaimAllArgs(options::OPT_clang_ignored_m_Group); |
Rafael Espindola | 22f60303 | 2011-02-28 23:29:45 +0000 | [diff] [blame] | 5064 | |
Rafael Espindola | b0092d7 | 2013-09-04 19:37:35 +0000 | [diff] [blame] | 5065 | // Disable warnings for clang -E -emit-llvm foo.c |
Rafael Espindola | d95a812 | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 5066 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 5067 | } |
| 5068 | |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5069 | /// Add options related to the Objective-C runtime/ABI. |
| 5070 | /// |
| 5071 | /// Returns true if the runtime is non-fragile. |
| 5072 | ObjCRuntime Clang::AddObjCRuntimeArgs(const ArgList &args, |
| 5073 | ArgStringList &cmdArgs, |
| 5074 | RewriteKind rewriteKind) const { |
| 5075 | // Look for the controlling runtime option. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5076 | Arg *runtimeArg = |
| 5077 | args.getLastArg(options::OPT_fnext_runtime, options::OPT_fgnu_runtime, |
| 5078 | options::OPT_fobjc_runtime_EQ); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5079 | |
| 5080 | // Just forward -fobjc-runtime= to the frontend. This supercedes |
| 5081 | // options about fragility. |
| 5082 | if (runtimeArg && |
| 5083 | runtimeArg->getOption().matches(options::OPT_fobjc_runtime_EQ)) { |
| 5084 | ObjCRuntime runtime; |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5085 | StringRef value = runtimeArg->getValue(); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5086 | if (runtime.tryParse(value)) { |
| 5087 | getToolChain().getDriver().Diag(diag::err_drv_unknown_objc_runtime) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5088 | << value; |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5089 | } |
| 5090 | |
| 5091 | runtimeArg->render(args, cmdArgs); |
| 5092 | return runtime; |
| 5093 | } |
| 5094 | |
| 5095 | // Otherwise, we'll need the ABI "version". Version numbers are |
| 5096 | // slightly confusing for historical reasons: |
| 5097 | // 1 - Traditional "fragile" ABI |
| 5098 | // 2 - Non-fragile ABI, version 1 |
| 5099 | // 3 - Non-fragile ABI, version 2 |
| 5100 | unsigned objcABIVersion = 1; |
| 5101 | // If -fobjc-abi-version= is present, use that to set the version. |
| 5102 | if (Arg *abiArg = args.getLastArg(options::OPT_fobjc_abi_version_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5103 | StringRef value = abiArg->getValue(); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5104 | if (value == "1") |
| 5105 | objcABIVersion = 1; |
| 5106 | else if (value == "2") |
| 5107 | objcABIVersion = 2; |
| 5108 | else if (value == "3") |
| 5109 | objcABIVersion = 3; |
| 5110 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5111 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) << value; |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5112 | } else { |
| 5113 | // Otherwise, determine if we are using the non-fragile ABI. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5114 | bool nonFragileABIIsDefault = |
| 5115 | (rewriteKind == RK_NonFragile || |
| 5116 | (rewriteKind == RK_None && |
| 5117 | getToolChain().IsObjCNonFragileABIDefault())); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5118 | if (args.hasFlag(options::OPT_fobjc_nonfragile_abi, |
| 5119 | options::OPT_fno_objc_nonfragile_abi, |
| 5120 | nonFragileABIIsDefault)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5121 | // Determine the non-fragile ABI version to use. |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5122 | #ifdef DISABLE_DEFAULT_NONFRAGILEABI_TWO |
| 5123 | unsigned nonFragileABIVersion = 1; |
| 5124 | #else |
| 5125 | unsigned nonFragileABIVersion = 2; |
| 5126 | #endif |
| 5127 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5128 | if (Arg *abiArg = |
| 5129 | args.getLastArg(options::OPT_fobjc_nonfragile_abi_version_EQ)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5130 | StringRef value = abiArg->getValue(); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5131 | if (value == "1") |
| 5132 | nonFragileABIVersion = 1; |
| 5133 | else if (value == "2") |
| 5134 | nonFragileABIVersion = 2; |
| 5135 | else |
| 5136 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5137 | << value; |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5138 | } |
| 5139 | |
| 5140 | objcABIVersion = 1 + nonFragileABIVersion; |
| 5141 | } else { |
| 5142 | objcABIVersion = 1; |
| 5143 | } |
| 5144 | } |
| 5145 | |
| 5146 | // We don't actually care about the ABI version other than whether |
| 5147 | // it's non-fragile. |
| 5148 | bool isNonFragile = objcABIVersion != 1; |
| 5149 | |
| 5150 | // If we have no runtime argument, ask the toolchain for its default runtime. |
| 5151 | // However, the rewriter only really supports the Mac runtime, so assume that. |
| 5152 | ObjCRuntime runtime; |
| 5153 | if (!runtimeArg) { |
| 5154 | switch (rewriteKind) { |
| 5155 | case RK_None: |
| 5156 | runtime = getToolChain().getDefaultObjCRuntime(isNonFragile); |
| 5157 | break; |
| 5158 | case RK_Fragile: |
| 5159 | runtime = ObjCRuntime(ObjCRuntime::FragileMacOSX, VersionTuple()); |
| 5160 | break; |
| 5161 | case RK_NonFragile: |
| 5162 | runtime = ObjCRuntime(ObjCRuntime::MacOSX, VersionTuple()); |
| 5163 | break; |
| 5164 | } |
| 5165 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5166 | // -fnext-runtime |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5167 | } else if (runtimeArg->getOption().matches(options::OPT_fnext_runtime)) { |
| 5168 | // On Darwin, make this use the default behavior for the toolchain. |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 5169 | if (getToolChain().getTriple().isOSDarwin()) { |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5170 | runtime = getToolChain().getDefaultObjCRuntime(isNonFragile); |
| 5171 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5172 | // Otherwise, build for a generic macosx port. |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5173 | } else { |
| 5174 | runtime = ObjCRuntime(ObjCRuntime::MacOSX, VersionTuple()); |
| 5175 | } |
| 5176 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5177 | // -fgnu-runtime |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5178 | } else { |
| 5179 | assert(runtimeArg->getOption().matches(options::OPT_fgnu_runtime)); |
David Chisnall | 314896c | 2012-07-04 10:37:03 +0000 | [diff] [blame] | 5180 | // Legacy behaviour is to target the gnustep runtime if we are i |
| 5181 | // non-fragile mode or the GCC runtime in fragile mode. |
| 5182 | if (isNonFragile) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5183 | runtime = ObjCRuntime(ObjCRuntime::GNUstep, VersionTuple(1, 6)); |
David Chisnall | 314896c | 2012-07-04 10:37:03 +0000 | [diff] [blame] | 5184 | else |
| 5185 | runtime = ObjCRuntime(ObjCRuntime::GCC, VersionTuple()); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5186 | } |
| 5187 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5188 | cmdArgs.push_back( |
| 5189 | args.MakeArgString("-fobjc-runtime=" + runtime.getAsString())); |
John McCall | 5fb5df9 | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 5190 | return runtime; |
| 5191 | } |
| 5192 | |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5193 | static bool maybeConsumeDash(const std::string &EH, size_t &I) { |
| 5194 | bool HaveDash = (I + 1 < EH.size() && EH[I + 1] == '-'); |
| 5195 | I += HaveDash; |
| 5196 | return !HaveDash; |
Chandler Carruth | 095b696 | 2014-06-29 22:42:51 +0000 | [diff] [blame] | 5197 | } |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5198 | |
| 5199 | struct EHFlags { |
| 5200 | EHFlags() : Synch(false), Asynch(false), NoExceptC(false) {} |
| 5201 | bool Synch; |
| 5202 | bool Asynch; |
| 5203 | bool NoExceptC; |
| 5204 | }; |
| 5205 | |
| 5206 | /// /EH controls whether to run destructor cleanups when exceptions are |
| 5207 | /// thrown. There are three modifiers: |
| 5208 | /// - s: Cleanup after "synchronous" exceptions, aka C++ exceptions. |
| 5209 | /// - a: Cleanup after "asynchronous" exceptions, aka structured exceptions. |
| 5210 | /// The 'a' modifier is unimplemented and fundamentally hard in LLVM IR. |
| 5211 | /// - c: Assume that extern "C" functions are implicitly noexcept. This |
| 5212 | /// modifier is an optimization, so we ignore it for now. |
| 5213 | /// The default is /EHs-c-, meaning cleanups are disabled. |
| 5214 | static EHFlags parseClangCLEHFlags(const Driver &D, const ArgList &Args) { |
| 5215 | EHFlags EH; |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 5216 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5217 | std::vector<std::string> EHArgs = |
| 5218 | Args.getAllArgValues(options::OPT__SLASH_EH); |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5219 | for (auto EHVal : EHArgs) { |
| 5220 | for (size_t I = 0, E = EHVal.size(); I != E; ++I) { |
| 5221 | switch (EHVal[I]) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5222 | case 'a': |
| 5223 | EH.Asynch = maybeConsumeDash(EHVal, I); |
| 5224 | continue; |
| 5225 | case 'c': |
| 5226 | EH.NoExceptC = maybeConsumeDash(EHVal, I); |
| 5227 | continue; |
| 5228 | case 's': |
| 5229 | EH.Synch = maybeConsumeDash(EHVal, I); |
| 5230 | continue; |
| 5231 | default: |
| 5232 | break; |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5233 | } |
| 5234 | D.Diag(clang::diag::err_drv_invalid_value) << "/EH" << EHVal; |
| 5235 | break; |
| 5236 | } |
| 5237 | } |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 5238 | |
Reid Kleckner | 5c6efed | 2015-07-14 18:16:48 +0000 | [diff] [blame] | 5239 | // FIXME: Disable C++ EH completely, until it becomes more reliable. Users |
| 5240 | // can use -Xclang to manually enable C++ EH until then. |
| 5241 | EH = EHFlags(); |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 5242 | |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5243 | return EH; |
| 5244 | } |
| 5245 | |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 5246 | void Clang::AddClangCLArgs(const ArgList &Args, ArgStringList &CmdArgs) const { |
| 5247 | unsigned RTOptionID = options::OPT__SLASH_MT; |
| 5248 | |
Hans Wennborg | f1a7425 | 2013-09-10 20:18:04 +0000 | [diff] [blame] | 5249 | if (Args.hasArg(options::OPT__SLASH_LDd)) |
| 5250 | // The /LDd option implies /MTd. The dependent lib part can be overridden, |
| 5251 | // but defining _DEBUG is sticky. |
| 5252 | RTOptionID = options::OPT__SLASH_MTd; |
| 5253 | |
Hans Wennborg | 9cb7d9ba | 2013-09-18 22:26:39 +0000 | [diff] [blame] | 5254 | if (Arg *A = Args.getLastArg(options::OPT__SLASH_M_Group)) |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 5255 | RTOptionID = A->getOption().getID(); |
Hans Wennborg | d9ad068 | 2013-09-11 16:38:41 +0000 | [diff] [blame] | 5256 | |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 5257 | StringRef FlagForCRT; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5258 | switch (RTOptionID) { |
| 5259 | case options::OPT__SLASH_MD: |
| 5260 | if (Args.hasArg(options::OPT__SLASH_LDd)) |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 5261 | CmdArgs.push_back("-D_DEBUG"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5262 | CmdArgs.push_back("-D_MT"); |
| 5263 | CmdArgs.push_back("-D_DLL"); |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 5264 | FlagForCRT = "--dependent-lib=msvcrt"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5265 | break; |
| 5266 | case options::OPT__SLASH_MDd: |
| 5267 | CmdArgs.push_back("-D_DEBUG"); |
| 5268 | CmdArgs.push_back("-D_MT"); |
| 5269 | CmdArgs.push_back("-D_DLL"); |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 5270 | FlagForCRT = "--dependent-lib=msvcrtd"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5271 | break; |
| 5272 | case options::OPT__SLASH_MT: |
| 5273 | if (Args.hasArg(options::OPT__SLASH_LDd)) |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 5274 | CmdArgs.push_back("-D_DEBUG"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5275 | CmdArgs.push_back("-D_MT"); |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 5276 | FlagForCRT = "--dependent-lib=libcmt"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5277 | break; |
| 5278 | case options::OPT__SLASH_MTd: |
| 5279 | CmdArgs.push_back("-D_DEBUG"); |
| 5280 | CmdArgs.push_back("-D_MT"); |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 5281 | FlagForCRT = "--dependent-lib=libcmtd"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5282 | break; |
| 5283 | default: |
| 5284 | llvm_unreachable("Unexpected option ID."); |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 5285 | } |
| 5286 | |
David Majnemer | e2afb47 | 2015-07-24 06:49:13 +0000 | [diff] [blame] | 5287 | if (Args.hasArg(options::OPT__SLASH_Zl)) { |
| 5288 | CmdArgs.push_back("-D_VC_NODEFAULTLIB"); |
| 5289 | } else { |
| 5290 | CmdArgs.push_back(FlagForCRT.data()); |
| 5291 | |
| 5292 | // This provides POSIX compatibility (maps 'open' to '_open'), which most |
| 5293 | // users want. The /Za flag to cl.exe turns this off, but it's not |
| 5294 | // implemented in clang. |
| 5295 | CmdArgs.push_back("--dependent-lib=oldnames"); |
| 5296 | } |
Hans Wennborg | 614f707 | 2013-08-08 19:54:30 +0000 | [diff] [blame] | 5297 | |
Hans Wennborg | 8858a03 | 2014-07-21 23:42:07 +0000 | [diff] [blame] | 5298 | // Both /showIncludes and /E (and /EP) write to stdout. Allowing both |
| 5299 | // would produce interleaved output, so ignore /showIncludes in such cases. |
| 5300 | if (!Args.hasArg(options::OPT_E) && !Args.hasArg(options::OPT__SLASH_EP)) |
| 5301 | if (Arg *A = Args.getLastArg(options::OPT_show_includes)) |
| 5302 | A->render(Args, CmdArgs); |
Hans Wennborg | 81f7448 | 2013-09-10 01:07:07 +0000 | [diff] [blame] | 5303 | |
David Majnemer | f607234 | 2014-07-01 22:24:56 +0000 | [diff] [blame] | 5304 | // This controls whether or not we emit RTTI data for polymorphic types. |
| 5305 | if (Args.hasFlag(options::OPT__SLASH_GR_, options::OPT__SLASH_GR, |
| 5306 | /*default=*/false)) |
| 5307 | CmdArgs.push_back("-fno-rtti-data"); |
Hans Wennborg | 7b0dcef | 2014-02-25 18:36:22 +0000 | [diff] [blame] | 5308 | |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 5309 | // Emit CodeView if -Z7 is present. |
| 5310 | bool EmitCodeView = Args.hasArg(options::OPT__SLASH_Z7); |
| 5311 | bool EmitDwarf = Args.hasArg(options::OPT_gdwarf); |
| 5312 | // If we are emitting CV but not DWARF, don't build information that LLVM |
| 5313 | // can't yet process. |
| 5314 | if (EmitCodeView && !EmitDwarf) |
| 5315 | CmdArgs.push_back("-gline-tables-only"); |
| 5316 | if (EmitCodeView) |
| 5317 | CmdArgs.push_back("-gcodeview"); |
| 5318 | |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5319 | const Driver &D = getToolChain().getDriver(); |
| 5320 | EHFlags EH = parseClangCLEHFlags(D, Args); |
| 5321 | // FIXME: Do something with NoExceptC. |
Reid Kleckner | deeddec | 2015-02-05 18:56:03 +0000 | [diff] [blame] | 5322 | if (EH.Synch || EH.Asynch) { |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5323 | CmdArgs.push_back("-fcxx-exceptions"); |
Reid Kleckner | deeddec | 2015-02-05 18:56:03 +0000 | [diff] [blame] | 5324 | CmdArgs.push_back("-fexceptions"); |
| 5325 | } |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 5326 | |
Hans Wennborg | e50cec3 | 2014-06-13 20:59:54 +0000 | [diff] [blame] | 5327 | // /EP should expand to -E -P. |
| 5328 | if (Args.hasArg(options::OPT__SLASH_EP)) { |
| 5329 | CmdArgs.push_back("-E"); |
| 5330 | CmdArgs.push_back("-P"); |
| 5331 | } |
| 5332 | |
David Majnemer | a5b195a | 2015-02-14 01:35:12 +0000 | [diff] [blame] | 5333 | unsigned VolatileOptionID; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 5334 | if (getToolChain().getArch() == llvm::Triple::x86_64 || |
| 5335 | getToolChain().getArch() == llvm::Triple::x86) |
David Majnemer | a5b195a | 2015-02-14 01:35:12 +0000 | [diff] [blame] | 5336 | VolatileOptionID = options::OPT__SLASH_volatile_ms; |
| 5337 | else |
| 5338 | VolatileOptionID = options::OPT__SLASH_volatile_iso; |
| 5339 | |
| 5340 | if (Arg *A = Args.getLastArg(options::OPT__SLASH_volatile_Group)) |
| 5341 | VolatileOptionID = A->getOption().getID(); |
| 5342 | |
| 5343 | if (VolatileOptionID == options::OPT__SLASH_volatile_ms) |
| 5344 | CmdArgs.push_back("-fms-volatile"); |
| 5345 | |
David Majnemer | 86c318f | 2014-02-11 21:05:00 +0000 | [diff] [blame] | 5346 | Arg *MostGeneralArg = Args.getLastArg(options::OPT__SLASH_vmg); |
| 5347 | Arg *BestCaseArg = Args.getLastArg(options::OPT__SLASH_vmb); |
| 5348 | if (MostGeneralArg && BestCaseArg) |
| 5349 | D.Diag(clang::diag::err_drv_argument_not_allowed_with) |
| 5350 | << MostGeneralArg->getAsString(Args) << BestCaseArg->getAsString(Args); |
| 5351 | |
| 5352 | if (MostGeneralArg) { |
| 5353 | Arg *SingleArg = Args.getLastArg(options::OPT__SLASH_vms); |
| 5354 | Arg *MultipleArg = Args.getLastArg(options::OPT__SLASH_vmm); |
| 5355 | Arg *VirtualArg = Args.getLastArg(options::OPT__SLASH_vmv); |
| 5356 | |
| 5357 | Arg *FirstConflict = SingleArg ? SingleArg : MultipleArg; |
| 5358 | Arg *SecondConflict = VirtualArg ? VirtualArg : MultipleArg; |
| 5359 | if (FirstConflict && SecondConflict && FirstConflict != SecondConflict) |
| 5360 | D.Diag(clang::diag::err_drv_argument_not_allowed_with) |
| 5361 | << FirstConflict->getAsString(Args) |
| 5362 | << SecondConflict->getAsString(Args); |
| 5363 | |
| 5364 | if (SingleArg) |
| 5365 | CmdArgs.push_back("-fms-memptr-rep=single"); |
| 5366 | else if (MultipleArg) |
| 5367 | CmdArgs.push_back("-fms-memptr-rep=multiple"); |
| 5368 | else |
| 5369 | CmdArgs.push_back("-fms-memptr-rep=virtual"); |
| 5370 | } |
| 5371 | |
Reid Kleckner | c0dca6d | 2014-02-12 23:50:26 +0000 | [diff] [blame] | 5372 | if (Arg *A = Args.getLastArg(options::OPT_vtordisp_mode_EQ)) |
| 5373 | A->render(Args, CmdArgs); |
| 5374 | |
Hans Wennborg | 81f7448 | 2013-09-10 01:07:07 +0000 | [diff] [blame] | 5375 | if (!Args.hasArg(options::OPT_fdiagnostics_format_EQ)) { |
| 5376 | CmdArgs.push_back("-fdiagnostics-format"); |
Hans Wennborg | f4aee18 | 2013-09-24 00:08:55 +0000 | [diff] [blame] | 5377 | if (Args.hasArg(options::OPT__SLASH_fallback)) |
| 5378 | CmdArgs.push_back("msvc-fallback"); |
| 5379 | else |
| 5380 | CmdArgs.push_back("msvc"); |
Hans Wennborg | 81f7448 | 2013-09-10 01:07:07 +0000 | [diff] [blame] | 5381 | } |
Hans Wennborg | 75958c4 | 2013-08-08 00:17:41 +0000 | [diff] [blame] | 5382 | } |
| 5383 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 5384 | visualstudio::Compiler *Clang::getCLFallback() const { |
Hans Wennborg | 1da044a | 2014-06-26 19:59:02 +0000 | [diff] [blame] | 5385 | if (!CLFallback) |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 5386 | CLFallback.reset(new visualstudio::Compiler(getToolChain())); |
Hans Wennborg | 1da044a | 2014-06-26 19:59:02 +0000 | [diff] [blame] | 5387 | return CLFallback.get(); |
| 5388 | } |
| 5389 | |
Daniel Sanders | 7f933f4 | 2015-01-30 17:35:23 +0000 | [diff] [blame] | 5390 | void ClangAs::AddMIPSTargetArgs(const ArgList &Args, |
| 5391 | ArgStringList &CmdArgs) const { |
| 5392 | StringRef CPUName; |
| 5393 | StringRef ABIName; |
| 5394 | const llvm::Triple &Triple = getToolChain().getTriple(); |
| 5395 | mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName); |
| 5396 | |
| 5397 | CmdArgs.push_back("-target-abi"); |
| 5398 | CmdArgs.push_back(ABIName.data()); |
| 5399 | } |
| 5400 | |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5401 | void ClangAs::ConstructJob(Compilation &C, const JobAction &JA, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5402 | const InputInfo &Output, const InputInfoList &Inputs, |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5403 | const ArgList &Args, |
| 5404 | const char *LinkingOutput) const { |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5405 | ArgStringList CmdArgs; |
| 5406 | |
| 5407 | assert(Inputs.size() == 1 && "Unexpected number of inputs."); |
| 5408 | const InputInfo &Input = Inputs[0]; |
| 5409 | |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 5410 | std::string TripleStr = |
| 5411 | getToolChain().ComputeEffectiveClangTriple(Args, Input.getType()); |
| 5412 | const llvm::Triple Triple(TripleStr); |
| 5413 | |
Rafael Espindola | cfaadda | 2010-11-17 22:13:25 +0000 | [diff] [blame] | 5414 | // Don't warn about "clang -w -c foo.s" |
| 5415 | Args.ClaimAllArgs(options::OPT_w); |
Rafael Espindola | d95a812 | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 5416 | // and "clang -emit-llvm -c foo.s" |
| 5417 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
Rafael Espindola | cfaadda | 2010-11-17 22:13:25 +0000 | [diff] [blame] | 5418 | |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 5419 | claimNoWarnArgs(Args); |
Rafael Espindola | 16042fc | 2015-01-02 23:23:52 +0000 | [diff] [blame] | 5420 | |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5421 | // Invoke ourselves in -cc1as mode. |
| 5422 | // |
| 5423 | // FIXME: Implement custom jobs for internal actions. |
| 5424 | CmdArgs.push_back("-cc1as"); |
| 5425 | |
| 5426 | // Add the "effective" target triple. |
| 5427 | CmdArgs.push_back("-triple"); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5428 | CmdArgs.push_back(Args.MakeArgString(TripleStr)); |
| 5429 | |
| 5430 | // Set the output mode, we currently only expect to be used as a real |
| 5431 | // assembler. |
| 5432 | CmdArgs.push_back("-filetype"); |
| 5433 | CmdArgs.push_back("obj"); |
| 5434 | |
Eric Christopher | 45f2e71 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 5435 | // Set the main file name, so that debug info works even with |
| 5436 | // -save-temps or preprocessed assembly. |
| 5437 | CmdArgs.push_back("-main-file-name"); |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 5438 | CmdArgs.push_back(Clang::getBaseInputName(Args, Input)); |
Eric Christopher | 45f2e71 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 5439 | |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 5440 | // Add the target cpu |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 5441 | std::string CPU = getCPUName(Args, Triple, /*FromAs*/ true); |
Rafael Espindola | 22ce34a | 2013-08-20 22:12:08 +0000 | [diff] [blame] | 5442 | if (!CPU.empty()) { |
| 5443 | CmdArgs.push_back("-target-cpu"); |
| 5444 | CmdArgs.push_back(Args.MakeArgString(CPU)); |
| 5445 | } |
| 5446 | |
Rafael Espindola | 28e1f4b | 2013-08-21 16:39:20 +0000 | [diff] [blame] | 5447 | // Add the target features |
| 5448 | const Driver &D = getToolChain().getDriver(); |
Rafael Espindola | 9c6fb0f | 2013-11-23 14:36:40 +0000 | [diff] [blame] | 5449 | getTargetFeatures(D, Triple, Args, CmdArgs, true); |
Jim Grosbach | 576452b | 2012-02-10 20:37:10 +0000 | [diff] [blame] | 5450 | |
Daniel Dunbar | 1d733e2 | 2011-03-17 17:37:29 +0000 | [diff] [blame] | 5451 | // Ignore explicit -force_cpusubtype_ALL option. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5452 | (void)Args.hasArg(options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5453 | |
Jim Grosbach | c78c2bc | 2015-06-23 18:20:13 +0000 | [diff] [blame] | 5454 | // Pass along any -I options so we get proper .include search paths. |
| 5455 | Args.AddAllArgs(CmdArgs, options::OPT_I_Group); |
| 5456 | |
Eric Christopher | fc3ee56 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 5457 | // Determine the original source input. |
| 5458 | const Action *SourceAction = &JA; |
| 5459 | while (SourceAction->getKind() != Action::InputClass) { |
| 5460 | assert(!SourceAction->getInputs().empty() && "unexpected root action!"); |
| 5461 | SourceAction = SourceAction->getInputs()[0]; |
| 5462 | } |
| 5463 | |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 5464 | // Forward -g and handle debug info related flags, assuming we are dealing |
| 5465 | // with an actual assembly file. |
Eric Christopher | fc3ee56 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 5466 | if (SourceAction->getType() == types::TY_Asm || |
| 5467 | SourceAction->getType() == types::TY_PP_Asm) { |
| 5468 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 5469 | if (Arg *A = Args.getLastArg(options::OPT_g_Group)) |
| 5470 | if (!A->getOption().matches(options::OPT_g0)) |
| 5471 | CmdArgs.push_back("-g"); |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 5472 | |
Oliver Stannard | 9b2a7d4 | 2014-05-19 13:39:13 +0000 | [diff] [blame] | 5473 | if (Args.hasArg(options::OPT_gdwarf_2)) |
| 5474 | CmdArgs.push_back("-gdwarf-2"); |
| 5475 | if (Args.hasArg(options::OPT_gdwarf_3)) |
| 5476 | CmdArgs.push_back("-gdwarf-3"); |
| 5477 | if (Args.hasArg(options::OPT_gdwarf_4)) |
| 5478 | CmdArgs.push_back("-gdwarf-4"); |
| 5479 | |
Chandler Carruth | 4d5e1a9 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 5480 | // Add the -fdebug-compilation-dir flag if needed. |
| 5481 | addDebugCompDirArg(Args, CmdArgs); |
Kevin Enderby | ae2ec47 | 2013-01-17 21:38:06 +0000 | [diff] [blame] | 5482 | |
| 5483 | // Set the AT_producer to the clang version when using the integrated |
| 5484 | // assembler on assembly source files. |
| 5485 | CmdArgs.push_back("-dwarf-debug-producer"); |
| 5486 | CmdArgs.push_back(Args.MakeArgString(getClangFullVersion())); |
Renato Golin | a74bbc7 | 2015-07-22 15:32:36 +0000 | [diff] [blame] | 5487 | |
| 5488 | // And pass along -I options |
| 5489 | Args.AddAllArgs(CmdArgs, options::OPT_I); |
Eric Christopher | fc3ee56 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 5490 | } |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 5491 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 5492 | // Handle -fPIC et al -- the relocation-model affects the assembler |
| 5493 | // for some targets. |
| 5494 | llvm::Reloc::Model RelocationModel; |
| 5495 | unsigned PICLevel; |
| 5496 | bool IsPIE; |
| 5497 | std::tie(RelocationModel, PICLevel, IsPIE) = |
| 5498 | ParsePICArgs(getToolChain(), Triple, Args); |
| 5499 | |
| 5500 | const char *RMName = RelocationModelName(RelocationModel); |
| 5501 | if (RMName) { |
| 5502 | CmdArgs.push_back("-mrelocation-model"); |
| 5503 | CmdArgs.push_back(RMName); |
| 5504 | } |
| 5505 | |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 5506 | // Optionally embed the -cc1as level arguments into the debug info, for build |
| 5507 | // analysis. |
| 5508 | if (getToolChain().UseDwarfDebugFlags()) { |
| 5509 | ArgStringList OriginalArgs; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5510 | for (const auto &Arg : Args) |
| 5511 | Arg->render(Args, OriginalArgs); |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 5512 | |
Dylan Noblesmith | 2c1dd27 | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 5513 | SmallString<256> Flags; |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 5514 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
| 5515 | Flags += Exec; |
Douglas Katzman | 6bbffc4 | 2015-06-25 18:51:37 +0000 | [diff] [blame] | 5516 | for (const char *OriginalArg : OriginalArgs) { |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 5517 | SmallString<128> EscapedArg; |
Douglas Katzman | 6bbffc4 | 2015-06-25 18:51:37 +0000 | [diff] [blame] | 5518 | EscapeSpacesAndBackslashes(OriginalArg, EscapedArg); |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 5519 | Flags += " "; |
Bob Wilson | d5aad2a | 2014-11-04 22:28:48 +0000 | [diff] [blame] | 5520 | Flags += EscapedArg; |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 5521 | } |
| 5522 | CmdArgs.push_back("-dwarf-debug-flags"); |
Yaron Keren | 92e1b62 | 2015-03-18 10:17:07 +0000 | [diff] [blame] | 5523 | CmdArgs.push_back(Args.MakeArgString(Flags)); |
Kevin Enderby | 292dc08 | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 5524 | } |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5525 | |
| 5526 | // FIXME: Add -static support, once we have it. |
| 5527 | |
Daniel Sanders | 7f933f4 | 2015-01-30 17:35:23 +0000 | [diff] [blame] | 5528 | // Add target specific flags. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5529 | switch (getToolChain().getArch()) { |
Daniel Sanders | 7f933f4 | 2015-01-30 17:35:23 +0000 | [diff] [blame] | 5530 | default: |
| 5531 | break; |
| 5532 | |
| 5533 | case llvm::Triple::mips: |
| 5534 | case llvm::Triple::mipsel: |
| 5535 | case llvm::Triple::mips64: |
| 5536 | case llvm::Triple::mips64el: |
| 5537 | AddMIPSTargetArgs(Args, CmdArgs); |
| 5538 | break; |
| 5539 | } |
| 5540 | |
David Blaikie | 372d950 | 2014-01-17 03:17:40 +0000 | [diff] [blame] | 5541 | // Consume all the warning flags. Usually this would be handled more |
| 5542 | // gracefully by -cc1 (warning about unknown warning flags, etc) but -cc1as |
| 5543 | // doesn't handle that so rather than warning about unused flags that are |
| 5544 | // actually used, we'll lie by omission instead. |
| 5545 | // FIXME: Stop lying and consume only the appropriate driver flags |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 5546 | for (const Arg *A : Args.filtered(options::OPT_W_Group)) |
| 5547 | A->claim(); |
David Blaikie | 372d950 | 2014-01-17 03:17:40 +0000 | [diff] [blame] | 5548 | |
David Blaikie | 9260ed6 | 2013-07-25 21:19:01 +0000 | [diff] [blame] | 5549 | CollectArgsForIntegratedAssembler(C, Args, CmdArgs, |
| 5550 | getToolChain().getDriver()); |
| 5551 | |
Daniel Dunbar | 252e8f9 | 2011-04-29 17:53:18 +0000 | [diff] [blame] | 5552 | Args.AddAllArgs(CmdArgs, options::OPT_mllvm); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5553 | |
| 5554 | assert(Output.isFilename() && "Unexpected lipo output."); |
| 5555 | CmdArgs.push_back("-o"); |
| 5556 | CmdArgs.push_back(Output.getFilename()); |
| 5557 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5558 | assert(Input.isFilename() && "Invalid input."); |
| 5559 | CmdArgs.push_back(Input.getFilename()); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5560 | |
Daniel Dunbar | b31b76f | 2010-07-18 21:16:15 +0000 | [diff] [blame] | 5561 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 5562 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eric Christopher | a75018a | 2013-04-10 21:30:40 +0000 | [diff] [blame] | 5563 | |
| 5564 | // Handle the debug info splitting at object creation time if we're |
| 5565 | // creating an object. |
| 5566 | // TODO: Currently only works on linux with newer objcopy. |
| 5567 | if (Args.hasArg(options::OPT_gsplit_dwarf) && |
Cameron Esfahani | 556d91e | 2013-09-14 01:09:11 +0000 | [diff] [blame] | 5568 | getToolChain().getTriple().isOSLinux()) |
Eric Christopher | a75018a | 2013-04-10 21:30:40 +0000 | [diff] [blame] | 5569 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 5570 | SplitDebugName(Args, Input)); |
Daniel Dunbar | 4f5e79c | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 5571 | } |
| 5572 | |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 5573 | void GnuTool::anchor() {} |
| 5574 | |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5575 | void gcc::Common::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5576 | const InputInfo &Output, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5577 | const InputInfoList &Inputs, const ArgList &Args, |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5578 | const char *LinkingOutput) const { |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 5579 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5580 | ArgStringList CmdArgs; |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 5581 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5582 | for (const auto &A : Args) { |
Michael J. Spencer | 66e2b20 | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 5583 | if (forwardToGCC(A->getOption())) { |
Daniel Dunbar | 939c121 | 2010-08-03 16:14:14 +0000 | [diff] [blame] | 5584 | // Don't forward any -g arguments to assembly steps. |
| 5585 | if (isa<AssembleJobAction>(JA) && |
| 5586 | A->getOption().matches(options::OPT_g_Group)) |
| 5587 | continue; |
| 5588 | |
NAKAMURA Takumi | 053704f | 2013-08-19 11:51:51 +0000 | [diff] [blame] | 5589 | // Don't forward any -W arguments to assembly and link steps. |
| 5590 | if ((isa<AssembleJobAction>(JA) || isa<LinkJobAction>(JA)) && |
| 5591 | A->getOption().matches(options::OPT_W_Group)) |
| 5592 | continue; |
| 5593 | |
Daniel Dunbar | 2da0272 | 2009-03-19 07:55:12 +0000 | [diff] [blame] | 5594 | // It is unfortunate that we have to claim here, as this means |
| 5595 | // we will basically never report anything interesting for |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 5596 | // platforms using a generic gcc, even if we are just using gcc |
| 5597 | // to get to the assembler. |
Daniel Dunbar | 2da0272 | 2009-03-19 07:55:12 +0000 | [diff] [blame] | 5598 | A->claim(); |
Daniel Dunbar | a2aedc6 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 5599 | A->render(Args, CmdArgs); |
Daniel Dunbar | 2da0272 | 2009-03-19 07:55:12 +0000 | [diff] [blame] | 5600 | } |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5601 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5602 | |
Daniel Dunbar | 4e29505 | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 5603 | RenderExtraToolArgs(JA, CmdArgs); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5604 | |
| 5605 | // If using a driver driver, force the arch. |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 5606 | if (getToolChain().getTriple().isOSDarwin()) { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5607 | CmdArgs.push_back("-arch"); |
Rafael Espindola | ed1233e | 2014-08-28 21:23:05 +0000 | [diff] [blame] | 5608 | CmdArgs.push_back( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5609 | Args.MakeArgString(getToolChain().getDefaultUniversalArchName())); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5610 | } |
| 5611 | |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 5612 | // Try to force gcc to match the tool chain we want, if we recognize |
| 5613 | // the arch. |
Daniel Dunbar | 5bbebfe | 2009-05-22 02:21:04 +0000 | [diff] [blame] | 5614 | // |
| 5615 | // FIXME: The triple class should directly provide the information we want |
| 5616 | // here. |
Douglas Katzman | 3885755 | 2015-08-20 18:32:26 +0000 | [diff] [blame] | 5617 | switch (getToolChain().getArch()) { |
| 5618 | default: |
| 5619 | break; |
| 5620 | case llvm::Triple::x86: |
| 5621 | case llvm::Triple::ppc: |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 5622 | CmdArgs.push_back("-m32"); |
Douglas Katzman | 3885755 | 2015-08-20 18:32:26 +0000 | [diff] [blame] | 5623 | break; |
| 5624 | case llvm::Triple::x86_64: |
| 5625 | case llvm::Triple::ppc64: |
| 5626 | case llvm::Triple::ppc64le: |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 5627 | CmdArgs.push_back("-m64"); |
Douglas Katzman | 3885755 | 2015-08-20 18:32:26 +0000 | [diff] [blame] | 5628 | break; |
| 5629 | case llvm::Triple::sparcel: |
| 5630 | CmdArgs.push_back("-EL"); |
| 5631 | break; |
| 5632 | } |
Daniel Dunbar | 5716d87 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 5633 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5634 | if (Output.isFilename()) { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5635 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 5636 | CmdArgs.push_back(Output.getFilename()); |
| 5637 | } else { |
| 5638 | assert(Output.isNothing() && "Unexpected output"); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5639 | CmdArgs.push_back("-fsyntax-only"); |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 5640 | } |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5641 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5642 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5643 | |
| 5644 | // Only pass -x if gcc will understand it; otherwise hope gcc |
| 5645 | // understands the suffix correctly. The main use case this would go |
| 5646 | // wrong in is for linker inputs if they happened to have an odd |
| 5647 | // suffix; really the only way to get this to happen is a command |
| 5648 | // like '-x foobar a.c' which will treat a.c like a linker input. |
| 5649 | // |
| 5650 | // FIXME: For the linker case specifically, can we safely convert |
| 5651 | // inputs into '-Wl,' options? |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5652 | for (const auto &II : Inputs) { |
Daniel Dunbar | 6cdf83c | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 5653 | // Don't try to pass LLVM or AST inputs to a generic gcc. |
Daniel Dunbar | 24e5299 | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 5654 | if (II.getType() == types::TY_LLVM_IR || II.getType() == types::TY_LTO_IR || |
| 5655 | II.getType() == types::TY_LLVM_BC || II.getType() == types::TY_LTO_BC) |
Chris Lattner | 0e62c1c | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 5656 | D.Diag(diag::err_drv_no_linker_llvm_support) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5657 | << getToolChain().getTripleString(); |
Daniel Dunbar | 6cdf83c | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 5658 | else if (II.getType() == types::TY_AST) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5659 | D.Diag(diag::err_drv_no_ast_support) << getToolChain().getTripleString(); |
Douglas Gregor | bf7fc9c | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 5660 | else if (II.getType() == types::TY_ModuleFile) |
| 5661 | D.Diag(diag::err_drv_no_module_support) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5662 | << getToolChain().getTripleString(); |
Daniel Dunbar | e3e263f | 2009-05-02 20:14:53 +0000 | [diff] [blame] | 5663 | |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5664 | if (types::canTypeBeUserSpecified(II.getType())) { |
| 5665 | CmdArgs.push_back("-x"); |
| 5666 | CmdArgs.push_back(types::getTypeName(II.getType())); |
| 5667 | } |
| 5668 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5669 | if (II.isFilename()) |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 5670 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | f247675 | 2010-09-25 18:10:05 +0000 | [diff] [blame] | 5671 | else { |
| 5672 | const Arg &A = II.getInputArg(); |
| 5673 | |
| 5674 | // Reverse translate some rewritten options. |
| 5675 | if (A.getOption().matches(options::OPT_Z_reserved_lib_stdcxx)) { |
| 5676 | CmdArgs.push_back("-lstdc++"); |
| 5677 | continue; |
| 5678 | } |
| 5679 | |
Daniel Dunbar | 5cdf3e0 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 5680 | // Don't render as input, we need gcc to do the translations. |
Daniel Dunbar | f247675 | 2010-09-25 18:10:05 +0000 | [diff] [blame] | 5681 | A.render(Args, CmdArgs); |
| 5682 | } |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5683 | } |
| 5684 | |
Dylan Noblesmith | 70e73a3 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 5685 | const std::string customGCCName = D.getCCCGenericGCCName(); |
| 5686 | const char *GCCName; |
| 5687 | if (!customGCCName.empty()) |
| 5688 | GCCName = customGCCName.c_str(); |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 5689 | else if (D.CCCIsCXX()) { |
Dylan Noblesmith | 70e73a3 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 5690 | GCCName = "g++"; |
Dylan Noblesmith | 70e73a3 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 5691 | } else |
| 5692 | GCCName = "gcc"; |
| 5693 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5694 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(GCCName)); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 5695 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 5696 | } |
| 5697 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 5698 | void gcc::Preprocessor::RenderExtraToolArgs(const JobAction &JA, |
| 5699 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5700 | CmdArgs.push_back("-E"); |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 5701 | } |
| 5702 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 5703 | void gcc::Compiler::RenderExtraToolArgs(const JobAction &JA, |
| 5704 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | aeea8ac | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 5705 | const Driver &D = getToolChain().getDriver(); |
| 5706 | |
Eric Christopher | cc7ff50 | 2015-01-29 00:56:17 +0000 | [diff] [blame] | 5707 | switch (JA.getType()) { |
Daniel Dunbar | 4e29505 | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 5708 | // 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] | 5709 | case types::TY_LLVM_IR: |
| 5710 | case types::TY_LTO_IR: |
| 5711 | case types::TY_LLVM_BC: |
| 5712 | case types::TY_LTO_BC: |
Daniel Dunbar | 4e29505 | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 5713 | CmdArgs.push_back("-c"); |
Eric Christopher | cc7ff50 | 2015-01-29 00:56:17 +0000 | [diff] [blame] | 5714 | break; |
| 5715 | case types::TY_PP_Asm: |
Daniel Dunbar | 4e29505 | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 5716 | CmdArgs.push_back("-S"); |
Eric Christopher | 58c2199 | 2015-01-30 18:22:23 +0000 | [diff] [blame] | 5717 | break; |
Eric Christopher | cc7ff50 | 2015-01-29 00:56:17 +0000 | [diff] [blame] | 5718 | case types::TY_Nothing: |
| 5719 | CmdArgs.push_back("-fsyntax-only"); |
| 5720 | break; |
| 5721 | default: |
| 5722 | D.Diag(diag::err_drv_invalid_gcc_output_type) << getTypeName(JA.getType()); |
Daniel Dunbar | aeea8ac | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 5723 | } |
Daniel Dunbar | 1a093d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 5724 | } |
| 5725 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 5726 | void gcc::Linker::RenderExtraToolArgs(const JobAction &JA, |
| 5727 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | a3246a0 | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 5728 | // The types are (hopefully) good enough. |
| 5729 | } |
| 5730 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5731 | // Hexagon tools start. |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 5732 | void hexagon::Assembler::RenderExtraToolArgs(const JobAction &JA, |
| 5733 | ArgStringList &CmdArgs) const {} |
| 5734 | void hexagon::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 5735 | const InputInfo &Output, |
| 5736 | const InputInfoList &Inputs, |
| 5737 | const ArgList &Args, |
| 5738 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 5739 | claimNoWarnArgs(Args); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5740 | |
| 5741 | const Driver &D = getToolChain().getDriver(); |
| 5742 | ArgStringList CmdArgs; |
| 5743 | |
| 5744 | std::string MarchString = "-march="; |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 5745 | MarchString += toolchains::HexagonToolChain::GetTargetCPU(Args); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5746 | CmdArgs.push_back(Args.MakeArgString(MarchString)); |
| 5747 | |
| 5748 | RenderExtraToolArgs(JA, CmdArgs); |
| 5749 | |
| 5750 | if (Output.isFilename()) { |
| 5751 | CmdArgs.push_back("-o"); |
| 5752 | CmdArgs.push_back(Output.getFilename()); |
| 5753 | } else { |
| 5754 | assert(Output.isNothing() && "Unexpected output"); |
| 5755 | CmdArgs.push_back("-fsyntax-only"); |
| 5756 | } |
| 5757 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 5758 | if (const char *v = toolchains::HexagonToolChain::GetSmallDataThreshold(Args)) |
Ikhlas Ajbar | 522e619 | 2015-05-14 13:52:08 +0000 | [diff] [blame] | 5759 | CmdArgs.push_back(Args.MakeArgString(std::string("-G") + v)); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5760 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5761 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Matthew Curtis | e5df381 | 2012-12-07 17:23:04 +0000 | [diff] [blame] | 5762 | |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5763 | // Only pass -x if gcc will understand it; otherwise hope gcc |
| 5764 | // understands the suffix correctly. The main use case this would go |
| 5765 | // wrong in is for linker inputs if they happened to have an odd |
| 5766 | // suffix; really the only way to get this to happen is a command |
| 5767 | // like '-x foobar a.c' which will treat a.c like a linker input. |
| 5768 | // |
| 5769 | // FIXME: For the linker case specifically, can we safely convert |
| 5770 | // inputs into '-Wl,' options? |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5771 | for (const auto &II : Inputs) { |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5772 | // Don't try to pass LLVM or AST inputs to a generic gcc. |
| 5773 | if (II.getType() == types::TY_LLVM_IR || II.getType() == types::TY_LTO_IR || |
| 5774 | II.getType() == types::TY_LLVM_BC || II.getType() == types::TY_LTO_BC) |
| 5775 | D.Diag(clang::diag::err_drv_no_linker_llvm_support) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5776 | << getToolChain().getTripleString(); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5777 | else if (II.getType() == types::TY_AST) |
| 5778 | D.Diag(clang::diag::err_drv_no_ast_support) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5779 | << getToolChain().getTripleString(); |
Douglas Gregor | bf7fc9c | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 5780 | else if (II.getType() == types::TY_ModuleFile) |
| 5781 | D.Diag(diag::err_drv_no_module_support) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5782 | << getToolChain().getTripleString(); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5783 | |
| 5784 | if (II.isFilename()) |
| 5785 | CmdArgs.push_back(II.getFilename()); |
| 5786 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5787 | // Don't render as input, we need gcc to do the translations. |
| 5788 | // FIXME: Pranav: What is this ? |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5789 | II.getInputArg().render(Args, CmdArgs); |
| 5790 | } |
| 5791 | |
| 5792 | const char *GCCName = "hexagon-as"; |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5793 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(GCCName)); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 5794 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5795 | } |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5796 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 5797 | void hexagon::Linker::RenderExtraToolArgs(const JobAction &JA, |
| 5798 | ArgStringList &CmdArgs) const { |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5799 | // The types are (hopefully) good enough. |
| 5800 | } |
| 5801 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 5802 | static void |
| 5803 | constructHexagonLinkArgs(Compilation &C, const JobAction &JA, |
| 5804 | const toolchains::HexagonToolChain &ToolChain, |
| 5805 | const InputInfo &Output, const InputInfoList &Inputs, |
| 5806 | const ArgList &Args, ArgStringList &CmdArgs, |
| 5807 | const char *LinkingOutput) { |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5808 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5809 | const Driver &D = ToolChain.getDriver(); |
| 5810 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5811 | //---------------------------------------------------------------------------- |
| 5812 | // |
| 5813 | //---------------------------------------------------------------------------- |
| 5814 | bool hasStaticArg = Args.hasArg(options::OPT_static); |
| 5815 | bool buildingLib = Args.hasArg(options::OPT_shared); |
Matthew Curtis | e8f80a1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 5816 | bool buildPIE = Args.hasArg(options::OPT_pie); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5817 | bool incStdLib = !Args.hasArg(options::OPT_nostdlib); |
| 5818 | bool incStartFiles = !Args.hasArg(options::OPT_nostartfiles); |
| 5819 | bool incDefLibs = !Args.hasArg(options::OPT_nodefaultlibs); |
Ikhlas Ajbar | 522e619 | 2015-05-14 13:52:08 +0000 | [diff] [blame] | 5820 | bool useG0 = false; |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5821 | bool useShared = buildingLib && !hasStaticArg; |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5822 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5823 | //---------------------------------------------------------------------------- |
| 5824 | // Silence warnings for various options |
| 5825 | //---------------------------------------------------------------------------- |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5826 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5827 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 5828 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 5829 | Args.ClaimAllArgs(options::OPT_w); // Other warning options are already |
| 5830 | // handled somewhere else. |
| 5831 | Args.ClaimAllArgs(options::OPT_static_libgcc); |
| 5832 | |
| 5833 | //---------------------------------------------------------------------------- |
| 5834 | // |
| 5835 | //---------------------------------------------------------------------------- |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5836 | for (const auto &Opt : ToolChain.ExtraOpts) |
| 5837 | CmdArgs.push_back(Opt.c_str()); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5838 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 5839 | std::string MarchString = toolchains::HexagonToolChain::GetTargetCPU(Args); |
Matthew Curtis | f10a595 | 2012-12-06 14:16:43 +0000 | [diff] [blame] | 5840 | CmdArgs.push_back(Args.MakeArgString("-m" + MarchString)); |
Sebastian Pop | 8650028 | 2012-01-13 20:37:10 +0000 | [diff] [blame] | 5841 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5842 | if (buildingLib) { |
| 5843 | CmdArgs.push_back("-shared"); |
| 5844 | CmdArgs.push_back("-call_shared"); // should be the default, but doing as |
| 5845 | // hexagon-gcc does |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5846 | } |
| 5847 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5848 | if (hasStaticArg) |
| 5849 | CmdArgs.push_back("-static"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5850 | |
Matthew Curtis | e8f80a1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 5851 | if (buildPIE && !buildingLib) |
| 5852 | CmdArgs.push_back("-pie"); |
| 5853 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 5854 | if (const char *v = |
| 5855 | toolchains::HexagonToolChain::GetSmallDataThreshold(Args)) { |
Ikhlas Ajbar | 522e619 | 2015-05-14 13:52:08 +0000 | [diff] [blame] | 5856 | CmdArgs.push_back(Args.MakeArgString(std::string("-G") + v)); |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 5857 | useG0 = toolchains::HexagonToolChain::UsesG0(v); |
Matthew Curtis | e8f80a1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 5858 | } |
| 5859 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5860 | //---------------------------------------------------------------------------- |
| 5861 | // |
| 5862 | //---------------------------------------------------------------------------- |
| 5863 | CmdArgs.push_back("-o"); |
| 5864 | CmdArgs.push_back(Output.getFilename()); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5865 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5866 | const std::string MarchSuffix = "/" + MarchString; |
| 5867 | const std::string G0Suffix = "/G0"; |
| 5868 | const std::string MarchG0Suffix = MarchSuffix + G0Suffix; |
Samuel Antao | c909c99 | 2014-11-07 17:48:03 +0000 | [diff] [blame] | 5869 | const std::string RootDir = |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 5870 | toolchains::HexagonToolChain::GetGnuDir(D.InstalledDir, Args) + "/"; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5871 | const std::string StartFilesDir = |
| 5872 | RootDir + "hexagon/lib" + (useG0 ? MarchG0Suffix : MarchSuffix); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5873 | |
| 5874 | //---------------------------------------------------------------------------- |
| 5875 | // moslib |
| 5876 | //---------------------------------------------------------------------------- |
| 5877 | std::vector<std::string> oslibs; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5878 | bool hasStandalone = false; |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5879 | |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 5880 | for (const Arg *A : Args.filtered(options::OPT_moslib_EQ)) { |
| 5881 | A->claim(); |
| 5882 | oslibs.emplace_back(A->getValue()); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5883 | hasStandalone = hasStandalone || (oslibs.back() == "standalone"); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5884 | } |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5885 | if (oslibs.empty()) { |
| 5886 | oslibs.push_back("standalone"); |
| 5887 | hasStandalone = true; |
| 5888 | } |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5889 | |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5890 | //---------------------------------------------------------------------------- |
| 5891 | // Start Files |
| 5892 | //---------------------------------------------------------------------------- |
| 5893 | if (incStdLib && incStartFiles) { |
| 5894 | |
| 5895 | if (!buildingLib) { |
| 5896 | if (hasStandalone) { |
| 5897 | CmdArgs.push_back( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 5898 | Args.MakeArgString(StartFilesDir + "/crt0_standalone.o")); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5899 | } |
| 5900 | CmdArgs.push_back(Args.MakeArgString(StartFilesDir + "/crt0.o")); |
| 5901 | } |
| 5902 | std::string initObj = useShared ? "/initS.o" : "/init.o"; |
| 5903 | CmdArgs.push_back(Args.MakeArgString(StartFilesDir + initObj)); |
| 5904 | } |
| 5905 | |
| 5906 | //---------------------------------------------------------------------------- |
| 5907 | // Library Search Paths |
| 5908 | //---------------------------------------------------------------------------- |
| 5909 | const ToolChain::path_list &LibPaths = ToolChain.getFilePaths(); |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 5910 | for (const auto &LibPath : LibPaths) |
| 5911 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + LibPath)); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5912 | |
| 5913 | //---------------------------------------------------------------------------- |
| 5914 | // |
| 5915 | //---------------------------------------------------------------------------- |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 5916 | Args.AddAllArgs(CmdArgs, |
| 5917 | {options::OPT_T_Group, options::OPT_e, options::OPT_s, |
| 5918 | options::OPT_t, options::OPT_u_Group}); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5919 | |
| 5920 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 5921 | |
| 5922 | //---------------------------------------------------------------------------- |
| 5923 | // Libraries |
| 5924 | //---------------------------------------------------------------------------- |
| 5925 | if (incStdLib && incDefLibs) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 5926 | if (D.CCCIsCXX()) { |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5927 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 5928 | CmdArgs.push_back("-lm"); |
| 5929 | } |
| 5930 | |
| 5931 | CmdArgs.push_back("--start-group"); |
| 5932 | |
| 5933 | if (!buildingLib) { |
Douglas Katzman | 2675d01 | 2015-06-29 19:12:56 +0000 | [diff] [blame] | 5934 | for (const std::string &Lib : oslibs) |
| 5935 | CmdArgs.push_back(Args.MakeArgString("-l" + Lib)); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5936 | CmdArgs.push_back("-lc"); |
| 5937 | } |
| 5938 | CmdArgs.push_back("-lgcc"); |
| 5939 | |
| 5940 | CmdArgs.push_back("--end-group"); |
| 5941 | } |
| 5942 | |
| 5943 | //---------------------------------------------------------------------------- |
| 5944 | // End files |
| 5945 | //---------------------------------------------------------------------------- |
| 5946 | if (incStdLib && incStartFiles) { |
| 5947 | std::string finiObj = useShared ? "/finiS.o" : "/fini.o"; |
| 5948 | CmdArgs.push_back(Args.MakeArgString(StartFilesDir + finiObj)); |
| 5949 | } |
Ikhlas Ajbar | 71d19f3 | 2015-05-09 02:13:25 +0000 | [diff] [blame] | 5950 | } |
| 5951 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 5952 | void hexagon::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 5953 | const InputInfo &Output, |
| 5954 | const InputInfoList &Inputs, |
| 5955 | const ArgList &Args, |
| 5956 | const char *LinkingOutput) const { |
Ikhlas Ajbar | 71d19f3 | 2015-05-09 02:13:25 +0000 | [diff] [blame] | 5957 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 5958 | const toolchains::HexagonToolChain &ToolChain = |
| 5959 | static_cast<const toolchains::HexagonToolChain &>(getToolChain()); |
Ikhlas Ajbar | 71d19f3 | 2015-05-09 02:13:25 +0000 | [diff] [blame] | 5960 | |
| 5961 | ArgStringList CmdArgs; |
| 5962 | constructHexagonLinkArgs(C, JA, ToolChain, Output, Inputs, Args, CmdArgs, |
| 5963 | LinkingOutput); |
Matthew Curtis | e689b05 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 5964 | |
| 5965 | std::string Linker = ToolChain.GetProgramPath("hexagon-ld"); |
David Blaikie | c11bf80 | 2014-09-04 16:04:28 +0000 | [diff] [blame] | 5966 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Linker), |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 5967 | CmdArgs, Inputs)); |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 5968 | } |
| 5969 | // Hexagon tools end. |
| 5970 | |
Tom Stellard | 8fa3309 | 2015-07-18 01:49:05 +0000 | [diff] [blame] | 5971 | void amdgpu::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 5972 | const InputInfo &Output, |
| 5973 | const InputInfoList &Inputs, |
| 5974 | const ArgList &Args, |
| 5975 | const char *LinkingOutput) const { |
| 5976 | |
| 5977 | std::string Linker = getToolChain().GetProgramPath(getShortName()); |
| 5978 | ArgStringList CmdArgs; |
| 5979 | CmdArgs.push_back("-flavor"); |
| 5980 | CmdArgs.push_back("gnu"); |
| 5981 | CmdArgs.push_back("-target"); |
Tom Stellard | 1de69e8 | 2015-07-18 02:11:07 +0000 | [diff] [blame] | 5982 | CmdArgs.push_back(Args.MakeArgString(getToolChain().getTripleString())); |
Tom Stellard | 8fa3309 | 2015-07-18 01:49:05 +0000 | [diff] [blame] | 5983 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 5984 | CmdArgs.push_back("-o"); |
| 5985 | CmdArgs.push_back(Output.getFilename()); |
| 5986 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Linker), |
| 5987 | CmdArgs, Inputs)); |
| 5988 | } |
| 5989 | // AMDGPU tools end. |
| 5990 | |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 5991 | const std::string arm::getARMArch(StringRef Arch, const llvm::Triple &Triple) { |
Gabor Ballabas | cebcb3b | 2015-06-11 12:29:56 +0000 | [diff] [blame] | 5992 | std::string MArch; |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 5993 | if (!Arch.empty()) |
| 5994 | MArch = Arch; |
| 5995 | else |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 5996 | MArch = Triple.getArchName(); |
Gabor Ballabas | cebcb3b | 2015-06-11 12:29:56 +0000 | [diff] [blame] | 5997 | MArch = StringRef(MArch).lower(); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 5998 | |
| 5999 | // Handle -march=native. |
| 6000 | if (MArch == "native") { |
| 6001 | std::string CPU = llvm::sys::getHostCPUName(); |
| 6002 | if (CPU != "generic") { |
| 6003 | // Translate the native cpu into the architecture suffix for that CPU. |
| 6004 | const char *Suffix = arm::getLLVMArchSuffixForARM(CPU, MArch); |
| 6005 | // If there is no valid architecture suffix for this CPU we don't know how |
| 6006 | // to handle it, so return no architecture. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6007 | if (strcmp(Suffix, "") == 0) |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6008 | MArch = ""; |
| 6009 | else |
| 6010 | MArch = std::string("arm") + Suffix; |
| 6011 | } |
| 6012 | } |
| 6013 | |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6014 | return MArch; |
| 6015 | } |
| 6016 | /// Get the (LLVM) name of the minimum ARM CPU for the arch we are targeting. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 6017 | const char *arm::getARMCPUForMArch(StringRef Arch, const llvm::Triple &Triple) { |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 6018 | std::string MArch = getARMArch(Arch, Triple); |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6019 | // getARMCPUForArch defaults to the triple if MArch is empty, but empty MArch |
| 6020 | // here means an -march=native that we can't handle, so instead return no CPU. |
| 6021 | if (MArch.empty()) |
| 6022 | return ""; |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6023 | |
John Brawn | a95c1a8 | 2015-05-08 12:52:18 +0000 | [diff] [blame] | 6024 | // We need to return an empty string here on invalid MArch values as the |
| 6025 | // various places that call this function can't cope with a null result. |
| 6026 | const char *result = Triple.getARMCPUForArch(MArch); |
| 6027 | if (result) |
| 6028 | return result; |
| 6029 | else |
| 6030 | return ""; |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6031 | } |
| 6032 | |
| 6033 | /// getARMTargetCPU - Get the (LLVM) name of the ARM cpu we are targeting. |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 6034 | std::string arm::getARMTargetCPU(StringRef CPU, StringRef Arch, |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6035 | const llvm::Triple &Triple) { |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6036 | // FIXME: Warn on inconsistent use of -mcpu and -march. |
| 6037 | // If we have -mcpu=, use that. |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 6038 | if (!CPU.empty()) { |
| 6039 | std::string MCPU = StringRef(CPU).lower(); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6040 | // Handle -mcpu=native. |
| 6041 | if (MCPU == "native") |
Rafael Espindola | 9c5ef12 | 2013-12-12 15:39:05 +0000 | [diff] [blame] | 6042 | return llvm::sys::getHostCPUName(); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6043 | else |
Rafael Espindola | 80d333b | 2013-12-12 15:48:19 +0000 | [diff] [blame] | 6044 | return MCPU; |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6045 | } |
| 6046 | |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 6047 | return getARMCPUForMArch(Arch, Triple); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6048 | } |
| 6049 | |
| 6050 | /// getLLVMArchSuffixForARM - Get the LLVM arch name to use for a particular |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6051 | /// CPU (or Arch, if CPU is generic). |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6052 | // FIXME: This is redundant with -mcpu, why does LLVM use this. |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6053 | const char *arm::getLLVMArchSuffixForARM(StringRef CPU, StringRef Arch) { |
Vladimir Sukharev | 457d341 | 2015-08-19 14:50:18 +0000 | [diff] [blame] | 6054 | if (CPU == "generic") |
| 6055 | return llvm::ARMTargetParser::getSubArch( |
| 6056 | llvm::ARMTargetParser::parseArch(Arch)); |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6057 | |
Renato Golin | 3c00725 | 2015-05-28 15:05:53 +0000 | [diff] [blame] | 6058 | unsigned ArchKind = llvm::ARMTargetParser::parseCPUArch(CPU); |
| 6059 | if (ArchKind == llvm::ARM::AK_INVALID) |
| 6060 | return ""; |
| 6061 | return llvm::ARMTargetParser::getSubArch(ArchKind); |
Bernard Ogden | 3156176 | 2013-12-12 13:27:11 +0000 | [diff] [blame] | 6062 | } |
| 6063 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6064 | void arm::appendEBLinkFlags(const ArgList &Args, ArgStringList &CmdArgs, |
Vladimir Sukharev | c6dab75 | 2015-05-14 08:25:18 +0000 | [diff] [blame] | 6065 | const llvm::Triple &Triple) { |
Joerg Sonnenberger | 1689d3f | 2015-01-28 23:30:39 +0000 | [diff] [blame] | 6066 | if (Args.hasArg(options::OPT_r)) |
| 6067 | return; |
| 6068 | |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 6069 | // ARMv7 (and later) and ARMv6-M do not support BE-32, so instruct the linker |
| 6070 | // to generate BE-8 executables. |
| 6071 | if (getARMSubArchVersionNumber(Triple) >= 7 || isARMMProfile(Triple)) |
| 6072 | CmdArgs.push_back("--be8"); |
Joerg Sonnenberger | 1689d3f | 2015-01-28 23:30:39 +0000 | [diff] [blame] | 6073 | } |
| 6074 | |
Petar Jovanovic | 1dbc317 | 2015-04-14 12:49:08 +0000 | [diff] [blame] | 6075 | mips::NanEncoding mips::getSupportedNanEncoding(StringRef &CPU) { |
| 6076 | return (NanEncoding)llvm::StringSwitch<int>(CPU) |
| 6077 | .Case("mips1", NanLegacy) |
| 6078 | .Case("mips2", NanLegacy) |
| 6079 | .Case("mips3", NanLegacy) |
| 6080 | .Case("mips4", NanLegacy) |
| 6081 | .Case("mips5", NanLegacy) |
| 6082 | .Case("mips32", NanLegacy) |
| 6083 | .Case("mips32r2", NanLegacy) |
| 6084 | .Case("mips32r3", NanLegacy | Nan2008) |
| 6085 | .Case("mips32r5", NanLegacy | Nan2008) |
| 6086 | .Case("mips32r6", Nan2008) |
| 6087 | .Case("mips64", NanLegacy) |
| 6088 | .Case("mips64r2", NanLegacy) |
| 6089 | .Case("mips64r3", NanLegacy | Nan2008) |
| 6090 | .Case("mips64r5", NanLegacy | Nan2008) |
| 6091 | .Case("mips64r6", Nan2008) |
| 6092 | .Default(NanLegacy); |
| 6093 | } |
| 6094 | |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 6095 | bool mips::hasMipsAbiArg(const ArgList &Args, const char *Value) { |
| 6096 | Arg *A = Args.getLastArg(options::OPT_mabi_EQ); |
| 6097 | return A && (A->getValue() == StringRef(Value)); |
| 6098 | } |
| 6099 | |
Simon Atanasyan | d95c67d | 2014-08-13 14:34:14 +0000 | [diff] [blame] | 6100 | bool mips::isUCLibc(const ArgList &Args) { |
| 6101 | Arg *A = Args.getLastArg(options::OPT_m_libc_Group); |
Rafael Espindola | d3d657c | 2014-08-13 17:15:42 +0000 | [diff] [blame] | 6102 | return A && A->getOption().matches(options::OPT_muclibc); |
Simon Atanasyan | d95c67d | 2014-08-13 14:34:14 +0000 | [diff] [blame] | 6103 | } |
| 6104 | |
Daniel Sanders | 2bf1366 | 2014-07-10 14:40:57 +0000 | [diff] [blame] | 6105 | bool mips::isNaN2008(const ArgList &Args, const llvm::Triple &Triple) { |
Daniel Sanders | 3b92c5b | 2014-06-24 15:04:16 +0000 | [diff] [blame] | 6106 | if (Arg *NaNArg = Args.getLastArg(options::OPT_mnan_EQ)) |
| 6107 | return llvm::StringSwitch<bool>(NaNArg->getValue()) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6108 | .Case("2008", true) |
| 6109 | .Case("legacy", false) |
| 6110 | .Default(false); |
Daniel Sanders | 3b92c5b | 2014-06-24 15:04:16 +0000 | [diff] [blame] | 6111 | |
| 6112 | // NaN2008 is the default for MIPS32r6/MIPS64r6. |
Daniel Sanders | 2bf1366 | 2014-07-10 14:40:57 +0000 | [diff] [blame] | 6113 | return llvm::StringSwitch<bool>(getCPUName(Args, Triple)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6114 | .Cases("mips32r6", "mips64r6", true) |
| 6115 | .Default(false); |
Daniel Sanders | 3b92c5b | 2014-06-24 15:04:16 +0000 | [diff] [blame] | 6116 | |
| 6117 | return false; |
| 6118 | } |
| 6119 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 6120 | bool mips::isFPXXDefault(const llvm::Triple &Triple, StringRef CPUName, |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 6121 | StringRef ABIName, StringRef FloatABI) { |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 6122 | if (Triple.getVendor() != llvm::Triple::ImaginationTechnologies && |
Daniel Sanders | 492beb1 | 2014-07-18 15:05:38 +0000 | [diff] [blame] | 6123 | Triple.getVendor() != llvm::Triple::MipsTechnologies) |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 6124 | return false; |
| 6125 | |
| 6126 | if (ABIName != "32") |
| 6127 | return false; |
| 6128 | |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 6129 | // FPXX shouldn't be used if either -msoft-float or -mfloat-abi=soft is |
| 6130 | // present. |
| 6131 | if (FloatABI == "soft") |
| 6132 | return false; |
| 6133 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 6134 | return llvm::StringSwitch<bool>(CPUName) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6135 | .Cases("mips2", "mips3", "mips4", "mips5", true) |
| 6136 | .Cases("mips32", "mips32r2", "mips32r3", "mips32r5", true) |
| 6137 | .Cases("mips64", "mips64r2", "mips64r3", "mips64r5", true) |
| 6138 | .Default(false); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 6139 | } |
| 6140 | |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 6141 | bool mips::shouldUseFPXX(const ArgList &Args, const llvm::Triple &Triple, |
| 6142 | StringRef CPUName, StringRef ABIName, |
| 6143 | StringRef FloatABI) { |
| 6144 | bool UseFPXX = isFPXXDefault(Triple, CPUName, ABIName, FloatABI); |
| 6145 | |
| 6146 | // FPXX shouldn't be used if -msingle-float is present. |
| 6147 | if (Arg *A = Args.getLastArg(options::OPT_msingle_float, |
| 6148 | options::OPT_mdouble_float)) |
| 6149 | if (A->getOption().matches(options::OPT_msingle_float)) |
| 6150 | UseFPXX = false; |
| 6151 | |
| 6152 | return UseFPXX; |
| 6153 | } |
| 6154 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6155 | llvm::Triple::ArchType darwin::getArchTypeForMachOArchName(StringRef Str) { |
Rafael Espindola | dcbf698 | 2012-10-31 18:51:07 +0000 | [diff] [blame] | 6156 | // See arch(3) and llvm-gcc's driver-driver.c. We don't implement support for |
| 6157 | // archs which Darwin doesn't use. |
| 6158 | |
| 6159 | // The matching this routine does is fairly pointless, since it is neither the |
| 6160 | // complete architecture list, nor a reasonable subset. The problem is that |
| 6161 | // historically the driver driver accepts this and also ties its -march= |
| 6162 | // handling to the architecture name, so we need to be careful before removing |
| 6163 | // support for it. |
| 6164 | |
| 6165 | // This code must be kept in sync with Clang's Darwin specific argument |
| 6166 | // translation. |
| 6167 | |
| 6168 | return llvm::StringSwitch<llvm::Triple::ArchType>(Str) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6169 | .Cases("ppc", "ppc601", "ppc603", "ppc604", "ppc604e", llvm::Triple::ppc) |
| 6170 | .Cases("ppc750", "ppc7400", "ppc7450", "ppc970", llvm::Triple::ppc) |
| 6171 | .Case("ppc64", llvm::Triple::ppc64) |
| 6172 | .Cases("i386", "i486", "i486SX", "i586", "i686", llvm::Triple::x86) |
| 6173 | .Cases("pentium", "pentpro", "pentIIm3", "pentIIm5", "pentium4", |
| 6174 | llvm::Triple::x86) |
| 6175 | .Cases("x86_64", "x86_64h", llvm::Triple::x86_64) |
| 6176 | // This is derived from the driver driver. |
| 6177 | .Cases("arm", "armv4t", "armv5", "armv6", "armv6m", llvm::Triple::arm) |
| 6178 | .Cases("armv7", "armv7em", "armv7k", "armv7m", llvm::Triple::arm) |
| 6179 | .Cases("armv7s", "xscale", llvm::Triple::arm) |
| 6180 | .Case("arm64", llvm::Triple::aarch64) |
| 6181 | .Case("r600", llvm::Triple::r600) |
| 6182 | .Case("amdgcn", llvm::Triple::amdgcn) |
| 6183 | .Case("nvptx", llvm::Triple::nvptx) |
| 6184 | .Case("nvptx64", llvm::Triple::nvptx64) |
| 6185 | .Case("amdil", llvm::Triple::amdil) |
| 6186 | .Case("spir", llvm::Triple::spir) |
| 6187 | .Default(llvm::Triple::UnknownArch); |
Rafael Espindola | dcbf698 | 2012-10-31 18:51:07 +0000 | [diff] [blame] | 6188 | } |
Tony Linthicum | 76329bf | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 6189 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6190 | void darwin::setTripleTypeForMachOArchName(llvm::Triple &T, StringRef Str) { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 6191 | const llvm::Triple::ArchType Arch = getArchTypeForMachOArchName(Str); |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6192 | T.setArch(Arch); |
| 6193 | |
| 6194 | if (Str == "x86_64h") |
| 6195 | T.setArchName(Str); |
| 6196 | else if (Str == "armv6m" || Str == "armv7m" || Str == "armv7em") { |
| 6197 | T.setOS(llvm::Triple::UnknownOS); |
Saleem Abdulrasool | 29b82b6 | 2014-03-06 20:47:19 +0000 | [diff] [blame] | 6198 | T.setObjectFormat(llvm::Triple::MachO); |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6199 | } |
| 6200 | } |
| 6201 | |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 6202 | const char *Clang::getBaseInputName(const ArgList &Args, |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 6203 | const InputInfo &Input) { |
| 6204 | return Args.MakeArgString(llvm::sys::path::filename(Input.getBaseInput())); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 6205 | } |
| 6206 | |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 6207 | const char *Clang::getBaseInputStem(const ArgList &Args, |
| 6208 | const InputInfoList &Inputs) { |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 6209 | const char *Str = getBaseInputName(Args, Inputs[0]); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 6210 | |
Chris Lattner | 906bb90 | 2011-01-16 08:14:11 +0000 | [diff] [blame] | 6211 | if (const char *End = strrchr(Str, '.')) |
Daniel Dunbar | 1c28f1e | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 6212 | return Args.MakeArgString(std::string(Str, End)); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 6213 | |
| 6214 | return Str; |
| 6215 | } |
| 6216 | |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 6217 | const char *Clang::getDependencyFileName(const ArgList &Args, |
| 6218 | const InputInfoList &Inputs) { |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 6219 | // FIXME: Think about this more. |
| 6220 | std::string Res; |
| 6221 | |
| 6222 | if (Arg *OutputOpt = Args.getLastArg(options::OPT_o)) { |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 6223 | std::string Str(OutputOpt->getValue()); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 6224 | Res = Str.substr(0, Str.rfind('.')); |
Chad Rosier | 6fdf38b | 2011-08-17 23:08:45 +0000 | [diff] [blame] | 6225 | } else { |
Bob Wilson | decc03e | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 6226 | Res = getBaseInputStem(Args, Inputs); |
Chad Rosier | 6fdf38b | 2011-08-17 23:08:45 +0000 | [diff] [blame] | 6227 | } |
Daniel Dunbar | 1c28f1e | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 6228 | return Args.MakeArgString(Res + ".d"); |
Daniel Dunbar | afec1f5 | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 6229 | } |
| 6230 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6231 | void cloudabi::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 6232 | const InputInfo &Output, |
| 6233 | const InputInfoList &Inputs, |
| 6234 | const ArgList &Args, |
| 6235 | const char *LinkingOutput) const { |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 6236 | const ToolChain &ToolChain = getToolChain(); |
| 6237 | const Driver &D = ToolChain.getDriver(); |
| 6238 | ArgStringList CmdArgs; |
| 6239 | |
| 6240 | // Silence warning for "clang -g foo.o -o foo" |
| 6241 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 6242 | // and "clang -emit-llvm foo.o -o foo" |
| 6243 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 6244 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 6245 | // handled somewhere else. |
| 6246 | Args.ClaimAllArgs(options::OPT_w); |
| 6247 | |
| 6248 | if (!D.SysRoot.empty()) |
| 6249 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 6250 | |
| 6251 | // CloudABI only supports static linkage. |
| 6252 | CmdArgs.push_back("-Bstatic"); |
| 6253 | CmdArgs.push_back("--eh-frame-hdr"); |
| 6254 | CmdArgs.push_back("--gc-sections"); |
| 6255 | |
| 6256 | if (Output.isFilename()) { |
| 6257 | CmdArgs.push_back("-o"); |
| 6258 | CmdArgs.push_back(Output.getFilename()); |
| 6259 | } else { |
| 6260 | assert(Output.isNothing() && "Invalid output."); |
| 6261 | } |
| 6262 | |
| 6263 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6264 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 6265 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crt0.o"))); |
| 6266 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtbegin.o"))); |
| 6267 | } |
| 6268 | |
| 6269 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 6270 | const ToolChain::path_list &Paths = ToolChain.getFilePaths(); |
| 6271 | for (const auto &Path : Paths) |
| 6272 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + Path)); |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 6273 | Args.AddAllArgs(CmdArgs, |
| 6274 | {options::OPT_T_Group, options::OPT_e, options::OPT_s, |
| 6275 | options::OPT_t, options::OPT_Z_Flag, options::OPT_r}); |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 6276 | |
Alexey Samsonov | 907880e | 2015-06-19 19:57:46 +0000 | [diff] [blame] | 6277 | if (D.IsUsingLTO(Args)) |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 6278 | AddGoldPlugin(ToolChain, Args, CmdArgs); |
| 6279 | |
| 6280 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 6281 | |
| 6282 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6283 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 6284 | if (D.CCCIsCXX()) |
| 6285 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 6286 | CmdArgs.push_back("-lc"); |
| 6287 | CmdArgs.push_back("-lcompiler_rt"); |
| 6288 | } |
| 6289 | |
| 6290 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6291 | !Args.hasArg(options::OPT_nostartfiles)) |
| 6292 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o"))); |
| 6293 | |
| 6294 | const char *Exec = Args.MakeArgString(ToolChain.GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6295 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Ed Schouten | 3c3e58c | 2015-03-26 11:13:44 +0000 | [diff] [blame] | 6296 | } |
| 6297 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6298 | void darwin::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 6299 | const InputInfo &Output, |
| 6300 | const InputInfoList &Inputs, |
| 6301 | const ArgList &Args, |
| 6302 | const char *LinkingOutput) const { |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 6303 | ArgStringList CmdArgs; |
| 6304 | |
| 6305 | assert(Inputs.size() == 1 && "Unexpected number of inputs."); |
| 6306 | const InputInfo &Input = Inputs[0]; |
| 6307 | |
Daniel Dunbar | dc8355e | 2011-04-12 23:59:20 +0000 | [diff] [blame] | 6308 | // Determine the original source input. |
| 6309 | const Action *SourceAction = &JA; |
| 6310 | while (SourceAction->getKind() != Action::InputClass) { |
| 6311 | assert(!SourceAction->getInputs().empty() && "unexpected root action!"); |
| 6312 | SourceAction = SourceAction->getInputs()[0]; |
| 6313 | } |
| 6314 | |
Saleem Abdulrasool | cfeb90d | 2014-02-23 00:40:30 +0000 | [diff] [blame] | 6315 | // 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] | 6316 | // sure it runs its system assembler not clang's integrated assembler. |
David Fang | 073a7c9 | 2013-12-10 22:51:25 +0000 | [diff] [blame] | 6317 | // Applicable to darwin11+ and Xcode 4+. darwin<10 lacked integrated-as. |
| 6318 | // FIXME: at run-time detect assembler capabilities or rely on version |
| 6319 | // information forwarded by -target-assembler-version (future) |
Saleem Abdulrasool | cfeb90d | 2014-02-23 00:40:30 +0000 | [diff] [blame] | 6320 | if (Args.hasArg(options::OPT_fno_integrated_as)) { |
David Fang | adcdde0 | 2013-12-10 23:13:11 +0000 | [diff] [blame] | 6321 | const llvm::Triple &T(getToolChain().getTriple()); |
| 6322 | if (!(T.isMacOSX() && T.isMacOSXVersionLT(10, 7))) |
David Fang | 073a7c9 | 2013-12-10 22:51:25 +0000 | [diff] [blame] | 6323 | CmdArgs.push_back("-Q"); |
| 6324 | } |
Kevin Enderby | 319baa4 | 2013-11-18 23:30:29 +0000 | [diff] [blame] | 6325 | |
Daniel Dunbar | dc8355e | 2011-04-12 23:59:20 +0000 | [diff] [blame] | 6326 | // Forward -g, assuming we are dealing with an actual assembly file. |
Eric Christopher | 84fbdb4 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 6327 | if (SourceAction->getType() == types::TY_Asm || |
Daniel Dunbar | dc8355e | 2011-04-12 23:59:20 +0000 | [diff] [blame] | 6328 | SourceAction->getType() == types::TY_PP_Asm) { |
Daniel Dunbar | 5c9c118 | 2009-04-01 00:27:44 +0000 | [diff] [blame] | 6329 | if (Args.hasArg(options::OPT_gstabs)) |
| 6330 | CmdArgs.push_back("--gstabs"); |
| 6331 | else if (Args.hasArg(options::OPT_g_Group)) |
Bob Wilson | 126c491 | 2011-11-02 05:10:45 +0000 | [diff] [blame] | 6332 | CmdArgs.push_back("-g"); |
Daniel Dunbar | 5c9c118 | 2009-04-01 00:27:44 +0000 | [diff] [blame] | 6333 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6334 | |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 6335 | // Derived from asm spec. |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6336 | AddMachOArch(Args, CmdArgs); |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 6337 | |
Daniel Dunbar | 6d48476 | 2010-07-22 01:47:22 +0000 | [diff] [blame] | 6338 | // Use -force_cpusubtype_ALL on x86 by default. |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 6339 | if (getToolChain().getArch() == llvm::Triple::x86 || |
| 6340 | getToolChain().getArch() == llvm::Triple::x86_64 || |
Daniel Dunbar | 3571dd9 | 2009-09-09 18:36:27 +0000 | [diff] [blame] | 6341 | Args.hasArg(options::OPT_force__cpusubtype__ALL)) |
| 6342 | CmdArgs.push_back("-force_cpusubtype_ALL"); |
| 6343 | |
Eli Bendersky | d4a6aec | 2013-07-24 22:20:49 +0000 | [diff] [blame] | 6344 | if (getToolChain().getArch() != llvm::Triple::x86_64 && |
Daniel Dunbar | bd847cc | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 6345 | (((Args.hasArg(options::OPT_mkernel) || |
Eric Christopher | 248357f | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 6346 | Args.hasArg(options::OPT_fapple_kext)) && |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6347 | getMachOToolChain().isKernelStatic()) || |
Daniel Dunbar | bd847cc | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 6348 | Args.hasArg(options::OPT_static))) |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6349 | CmdArgs.push_back("-static"); |
| 6350 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6351 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 6352 | |
| 6353 | assert(Output.isFilename() && "Unexpected lipo output."); |
| 6354 | CmdArgs.push_back("-o"); |
| 6355 | CmdArgs.push_back(Output.getFilename()); |
| 6356 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6357 | assert(Input.isFilename() && "Invalid input."); |
| 6358 | CmdArgs.push_back(Input.getFilename()); |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 6359 | |
| 6360 | // asm_final spec is empty. |
| 6361 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6362 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6363 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | be22084 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 6364 | } |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 6365 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6366 | void darwin::MachOTool::anchor() {} |
David Blaikie | 68e081d | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 6367 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6368 | void darwin::MachOTool::AddMachOArch(const ArgList &Args, |
| 6369 | ArgStringList &CmdArgs) const { |
| 6370 | StringRef ArchName = getMachOToolChain().getMachOArchName(Args); |
Daniel Dunbar | dcc3b65 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 6371 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6372 | // Derived from darwin_arch spec. |
| 6373 | CmdArgs.push_back("-arch"); |
Daniel Dunbar | dcc3b65 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 6374 | CmdArgs.push_back(Args.MakeArgString(ArchName)); |
Daniel Dunbar | 91dbfd6 | 2009-09-04 18:35:31 +0000 | [diff] [blame] | 6375 | |
Daniel Dunbar | dcc3b65 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 6376 | // FIXME: Is this needed anymore? |
| 6377 | if (ArchName == "arm") |
Daniel Dunbar | 91dbfd6 | 2009-09-04 18:35:31 +0000 | [diff] [blame] | 6378 | CmdArgs.push_back("-force_cpusubtype_ALL"); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6379 | } |
| 6380 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6381 | bool darwin::Linker::NeedsTempPath(const InputInfoList &Inputs) const { |
Bill Wendling | 3b2000f | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 6382 | // We only need to generate a temp path for LTO if we aren't compiling object |
| 6383 | // files. When compiling source files, we run 'dsymutil' after linking. We |
| 6384 | // don't run 'dsymutil' when compiling object files. |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6385 | for (const auto &Input : Inputs) |
| 6386 | if (Input.getType() != types::TY_Object) |
Bill Wendling | 3b2000f | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 6387 | return true; |
| 6388 | |
| 6389 | return false; |
| 6390 | } |
| 6391 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6392 | void darwin::Linker::AddLinkArgs(Compilation &C, const ArgList &Args, |
| 6393 | ArgStringList &CmdArgs, |
| 6394 | const InputInfoList &Inputs) const { |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 6395 | const Driver &D = getToolChain().getDriver(); |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6396 | const toolchains::MachO &MachOTC = getMachOToolChain(); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6397 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6398 | unsigned Version[3] = {0, 0, 0}; |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 6399 | if (Arg *A = Args.getLastArg(options::OPT_mlinker_version_EQ)) { |
| 6400 | bool HadExtra; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6401 | if (!Driver::GetReleaseVersion(A->getValue(), Version[0], Version[1], |
| 6402 | Version[2], HadExtra) || |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 6403 | HadExtra) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6404 | D.Diag(diag::err_drv_invalid_version_number) << A->getAsString(Args); |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 6405 | } |
| 6406 | |
Bob Wilson | 5a4f3ea | 2014-01-14 01:56:31 +0000 | [diff] [blame] | 6407 | // Newer linkers support -demangle. Pass it if supported and not disabled by |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 6408 | // the user. |
Bob Wilson | 5a4f3ea | 2014-01-14 01:56:31 +0000 | [diff] [blame] | 6409 | if (Version[0] >= 100 && !Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 6410 | CmdArgs.push_back("-demangle"); |
Daniel Dunbar | cacb0e2 | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 6411 | |
Bob Wilson | 3d27dad | 2013-08-02 22:25:34 +0000 | [diff] [blame] | 6412 | if (Args.hasArg(options::OPT_rdynamic) && Version[0] >= 137) |
| 6413 | CmdArgs.push_back("-export_dynamic"); |
| 6414 | |
Bob Wilson | b111ec9 | 2015-03-02 19:01:14 +0000 | [diff] [blame] | 6415 | // If we are using App Extension restrictions, pass a flag to the linker |
| 6416 | // telling it that the compiled code has been audited. |
| 6417 | if (Args.hasFlag(options::OPT_fapplication_extension, |
| 6418 | options::OPT_fno_application_extension, false)) |
| 6419 | CmdArgs.push_back("-application_extension"); |
| 6420 | |
Bill Wendling | 313b6bf | 2012-11-16 23:03:00 +0000 | [diff] [blame] | 6421 | // If we are using LTO, then automatically create a temporary file path for |
| 6422 | // the linker to use, so that it's lifetime will extend past a possible |
| 6423 | // dsymutil step. |
Alexey Samsonov | 907880e | 2015-06-19 19:57:46 +0000 | [diff] [blame] | 6424 | if (Version[0] >= 116 && D.IsUsingLTO(Args) && NeedsTempPath(Inputs)) { |
Bill Wendling | 313b6bf | 2012-11-16 23:03:00 +0000 | [diff] [blame] | 6425 | const char *TmpPath = C.getArgs().MakeArgString( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6426 | D.GetTemporaryPath("cc", types::getTypeTempSuffix(types::TY_Object))); |
Bill Wendling | 313b6bf | 2012-11-16 23:03:00 +0000 | [diff] [blame] | 6427 | C.addTempFile(TmpPath); |
| 6428 | CmdArgs.push_back("-object_path_lto"); |
| 6429 | CmdArgs.push_back(TmpPath); |
Daniel Dunbar | ef889c7 | 2011-06-21 20:55:11 +0000 | [diff] [blame] | 6430 | } |
| 6431 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6432 | // Derived from the "link" spec. |
| 6433 | Args.AddAllArgs(CmdArgs, options::OPT_static); |
| 6434 | if (!Args.hasArg(options::OPT_static)) |
| 6435 | CmdArgs.push_back("-dynamic"); |
| 6436 | if (Args.hasArg(options::OPT_fgnu_runtime)) { |
| 6437 | // FIXME: gcc replaces -lobjc in forward args with -lobjc-gnu |
| 6438 | // here. How do we wish to handle such things? |
| 6439 | } |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6440 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6441 | if (!Args.hasArg(options::OPT_dynamiclib)) { |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6442 | AddMachOArch(Args, CmdArgs); |
Daniel Dunbar | a48823f | 2010-01-22 02:04:52 +0000 | [diff] [blame] | 6443 | // FIXME: Why do this only on this path? |
Daniel Dunbar | 93d7acf | 2010-01-22 03:37:33 +0000 | [diff] [blame] | 6444 | Args.AddLastArg(CmdArgs, options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6445 | |
| 6446 | Args.AddLastArg(CmdArgs, options::OPT_bundle); |
| 6447 | Args.AddAllArgs(CmdArgs, options::OPT_bundle__loader); |
| 6448 | Args.AddAllArgs(CmdArgs, options::OPT_client__name); |
| 6449 | |
| 6450 | Arg *A; |
| 6451 | if ((A = Args.getLastArg(options::OPT_compatibility__version)) || |
| 6452 | (A = Args.getLastArg(options::OPT_current__version)) || |
| 6453 | (A = Args.getLastArg(options::OPT_install__name))) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6454 | D.Diag(diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) |
| 6455 | << "-dynamiclib"; |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6456 | |
| 6457 | Args.AddLastArg(CmdArgs, options::OPT_force__flat__namespace); |
| 6458 | Args.AddLastArg(CmdArgs, options::OPT_keep__private__externs); |
| 6459 | Args.AddLastArg(CmdArgs, options::OPT_private__bundle); |
| 6460 | } else { |
| 6461 | CmdArgs.push_back("-dylib"); |
| 6462 | |
| 6463 | Arg *A; |
| 6464 | if ((A = Args.getLastArg(options::OPT_bundle)) || |
| 6465 | (A = Args.getLastArg(options::OPT_bundle__loader)) || |
| 6466 | (A = Args.getLastArg(options::OPT_client__name)) || |
| 6467 | (A = Args.getLastArg(options::OPT_force__flat__namespace)) || |
| 6468 | (A = Args.getLastArg(options::OPT_keep__private__externs)) || |
| 6469 | (A = Args.getLastArg(options::OPT_private__bundle))) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6470 | D.Diag(diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) |
| 6471 | << "-dynamiclib"; |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6472 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6473 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_compatibility__version, |
| 6474 | "-dylib_compatibility_version"); |
| 6475 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_current__version, |
| 6476 | "-dylib_current_version"); |
| 6477 | |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6478 | AddMachOArch(Args, CmdArgs); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6479 | |
| 6480 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_install__name, |
| 6481 | "-dylib_install_name"); |
| 6482 | } |
| 6483 | |
| 6484 | Args.AddLastArg(CmdArgs, options::OPT_all__load); |
| 6485 | Args.AddAllArgs(CmdArgs, options::OPT_allowable__client); |
| 6486 | Args.AddLastArg(CmdArgs, options::OPT_bind__at__load); |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6487 | if (MachOTC.isTargetIOSBased()) |
Daniel Dunbar | 2b5f681 | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 6488 | Args.AddLastArg(CmdArgs, options::OPT_arch__errors__fatal); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6489 | Args.AddLastArg(CmdArgs, options::OPT_dead__strip); |
| 6490 | Args.AddLastArg(CmdArgs, options::OPT_no__dead__strip__inits__and__terms); |
| 6491 | Args.AddAllArgs(CmdArgs, options::OPT_dylib__file); |
| 6492 | Args.AddLastArg(CmdArgs, options::OPT_dynamic); |
| 6493 | Args.AddAllArgs(CmdArgs, options::OPT_exported__symbols__list); |
| 6494 | Args.AddLastArg(CmdArgs, options::OPT_flat__namespace); |
Daniel Dunbar | 044a390 | 2011-06-28 20:16:02 +0000 | [diff] [blame] | 6495 | Args.AddAllArgs(CmdArgs, options::OPT_force__load); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6496 | Args.AddAllArgs(CmdArgs, options::OPT_headerpad__max__install__names); |
| 6497 | Args.AddAllArgs(CmdArgs, options::OPT_image__base); |
| 6498 | Args.AddAllArgs(CmdArgs, options::OPT_init); |
| 6499 | |
Daniel Dunbar | c44d313 | 2011-04-28 21:23:41 +0000 | [diff] [blame] | 6500 | // Add the deployment target. |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6501 | MachOTC.addMinVersionArgs(Args, CmdArgs); |
Daniel Dunbar | c44d313 | 2011-04-28 21:23:41 +0000 | [diff] [blame] | 6502 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6503 | Args.AddLastArg(CmdArgs, options::OPT_nomultidefs); |
| 6504 | Args.AddLastArg(CmdArgs, options::OPT_multi__module); |
| 6505 | Args.AddLastArg(CmdArgs, options::OPT_single__module); |
| 6506 | Args.AddAllArgs(CmdArgs, options::OPT_multiply__defined); |
| 6507 | Args.AddAllArgs(CmdArgs, options::OPT_multiply__defined__unused); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6508 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6509 | if (const Arg *A = |
| 6510 | Args.getLastArg(options::OPT_fpie, options::OPT_fPIE, |
| 6511 | options::OPT_fno_pie, options::OPT_fno_PIE)) { |
Daniel Dunbar | af68a88 | 2010-07-13 23:31:40 +0000 | [diff] [blame] | 6512 | if (A->getOption().matches(options::OPT_fpie) || |
| 6513 | A->getOption().matches(options::OPT_fPIE)) |
| 6514 | CmdArgs.push_back("-pie"); |
| 6515 | else |
| 6516 | CmdArgs.push_back("-no_pie"); |
| 6517 | } |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6518 | |
| 6519 | Args.AddLastArg(CmdArgs, options::OPT_prebind); |
| 6520 | Args.AddLastArg(CmdArgs, options::OPT_noprebind); |
| 6521 | Args.AddLastArg(CmdArgs, options::OPT_nofixprebinding); |
| 6522 | Args.AddLastArg(CmdArgs, options::OPT_prebind__all__twolevel__modules); |
| 6523 | Args.AddLastArg(CmdArgs, options::OPT_read__only__relocs); |
| 6524 | Args.AddAllArgs(CmdArgs, options::OPT_sectcreate); |
| 6525 | Args.AddAllArgs(CmdArgs, options::OPT_sectorder); |
| 6526 | Args.AddAllArgs(CmdArgs, options::OPT_seg1addr); |
| 6527 | Args.AddAllArgs(CmdArgs, options::OPT_segprot); |
| 6528 | Args.AddAllArgs(CmdArgs, options::OPT_segaddr); |
| 6529 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__only__addr); |
| 6530 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__write__addr); |
| 6531 | Args.AddAllArgs(CmdArgs, options::OPT_seg__addr__table); |
| 6532 | Args.AddAllArgs(CmdArgs, options::OPT_seg__addr__table__filename); |
| 6533 | Args.AddAllArgs(CmdArgs, options::OPT_sub__library); |
| 6534 | Args.AddAllArgs(CmdArgs, options::OPT_sub__umbrella); |
Daniel Dunbar | 2b5f681 | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 6535 | |
Daniel Dunbar | 8438464 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 6536 | // Give --sysroot= preference, over the Apple specific behavior to also use |
| 6537 | // --isysroot as the syslibroot. |
Sebastian Pop | 980920a | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 6538 | StringRef sysroot = C.getSysRoot(); |
| 6539 | if (sysroot != "") { |
Daniel Dunbar | 8438464 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 6540 | CmdArgs.push_back("-syslibroot"); |
Sebastian Pop | 980920a | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 6541 | CmdArgs.push_back(C.getArgs().MakeArgString(sysroot)); |
Daniel Dunbar | 8438464 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 6542 | } else if (const Arg *A = Args.getLastArg(options::OPT_isysroot)) { |
| 6543 | CmdArgs.push_back("-syslibroot"); |
Richard Smith | bd55daf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 6544 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 2b5f681 | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 6545 | } |
| 6546 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6547 | Args.AddLastArg(CmdArgs, options::OPT_twolevel__namespace); |
| 6548 | Args.AddLastArg(CmdArgs, options::OPT_twolevel__namespace__hints); |
| 6549 | Args.AddAllArgs(CmdArgs, options::OPT_umbrella); |
| 6550 | Args.AddAllArgs(CmdArgs, options::OPT_undefined); |
| 6551 | Args.AddAllArgs(CmdArgs, options::OPT_unexported__symbols__list); |
Daniel Dunbar | 2b5f681 | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 6552 | Args.AddAllArgs(CmdArgs, options::OPT_weak__reference__mismatches); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6553 | Args.AddLastArg(CmdArgs, options::OPT_X_Flag); |
| 6554 | Args.AddAllArgs(CmdArgs, options::OPT_y); |
| 6555 | Args.AddLastArg(CmdArgs, options::OPT_w); |
| 6556 | Args.AddAllArgs(CmdArgs, options::OPT_pagezero__size); |
| 6557 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__); |
| 6558 | Args.AddLastArg(CmdArgs, options::OPT_seglinkedit); |
| 6559 | Args.AddLastArg(CmdArgs, options::OPT_noseglinkedit); |
| 6560 | Args.AddAllArgs(CmdArgs, options::OPT_sectalign); |
| 6561 | Args.AddAllArgs(CmdArgs, options::OPT_sectobjectsymbols); |
| 6562 | Args.AddAllArgs(CmdArgs, options::OPT_segcreate); |
| 6563 | Args.AddLastArg(CmdArgs, options::OPT_whyload); |
| 6564 | Args.AddLastArg(CmdArgs, options::OPT_whatsloaded); |
| 6565 | Args.AddAllArgs(CmdArgs, options::OPT_dylinker__install__name); |
| 6566 | Args.AddLastArg(CmdArgs, options::OPT_dylinker); |
| 6567 | Args.AddLastArg(CmdArgs, options::OPT_Mach); |
| 6568 | } |
| 6569 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6570 | void darwin::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 6571 | const InputInfo &Output, |
| 6572 | const InputInfoList &Inputs, |
| 6573 | const ArgList &Args, |
| 6574 | const char *LinkingOutput) const { |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6575 | assert(Output.getType() == types::TY_Image && "Invalid linker output type."); |
Daniel Dunbar | c09988d | 2009-09-08 16:39:16 +0000 | [diff] [blame] | 6576 | |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 6577 | // If the number of arguments surpasses the system limits, we will encode the |
| 6578 | // input files in a separate file, shortening the command line. To this end, |
| 6579 | // build a list of input file names that can be passed via a file with the |
| 6580 | // -filelist linker option. |
| 6581 | llvm::opt::ArgStringList InputFileList; |
| 6582 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6583 | // The logic here is derived from gcc's behavior; most of which |
| 6584 | // comes from specs (starting with link_command). Consult gcc for |
| 6585 | // more information. |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6586 | ArgStringList CmdArgs; |
| 6587 | |
Argyrios Kyrtzidis | 741fab1 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 6588 | /// Hack(tm) to ignore linking errors when we are doing ARC migration. |
| 6589 | if (Args.hasArg(options::OPT_ccc_arcmt_check, |
| 6590 | options::OPT_ccc_arcmt_migrate)) { |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6591 | for (const auto &Arg : Args) |
| 6592 | Arg->claim(); |
Argyrios Kyrtzidis | 741fab1 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 6593 | const char *Exec = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6594 | Args.MakeArgString(getToolChain().GetProgramPath("touch")); |
Argyrios Kyrtzidis | 741fab1 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 6595 | CmdArgs.push_back(Output.getFilename()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6596 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, None)); |
Argyrios Kyrtzidis | 741fab1 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 6597 | return; |
| 6598 | } |
| 6599 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6600 | // I'm not sure why this particular decomposition exists in gcc, but |
| 6601 | // we follow suite for ease of comparison. |
Bill Wendling | 3b2000f | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 6602 | AddLinkArgs(C, Args, CmdArgs, Inputs); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6603 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 6604 | // It seems that the 'e' option is completely ignored for dynamic executables |
| 6605 | // (the default), and with static executables, the last one wins, as expected. |
| 6606 | Args.AddAllArgs(CmdArgs, {options::OPT_d_Flag, options::OPT_s, options::OPT_t, |
| 6607 | options::OPT_Z_Flag, options::OPT_u_Group, |
| 6608 | options::OPT_e, options::OPT_r}); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6609 | |
Daniel Dunbar | 767bbab | 2010-10-18 22:08:36 +0000 | [diff] [blame] | 6610 | // Forward -ObjC when either -ObjC or -ObjC++ is used, to force loading |
| 6611 | // members of static archive libraries which implement Objective-C classes or |
| 6612 | // categories. |
| 6613 | if (Args.hasArg(options::OPT_ObjC) || Args.hasArg(options::OPT_ObjCXX)) |
| 6614 | CmdArgs.push_back("-ObjC"); |
Michael J. Spencer | 4c0ffa8 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 6615 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6616 | CmdArgs.push_back("-o"); |
| 6617 | CmdArgs.push_back(Output.getFilename()); |
| 6618 | |
Chad Rosier | 06fd3c6 | 2012-05-16 23:45:12 +0000 | [diff] [blame] | 6619 | if (!Args.hasArg(options::OPT_nostdlib) && |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6620 | !Args.hasArg(options::OPT_nostartfiles)) |
| 6621 | getMachOToolChain().addStartObjectFileArgs(Args, CmdArgs); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6622 | |
Peter Collingbourne | c4122c1 | 2015-06-15 21:08:13 +0000 | [diff] [blame] | 6623 | // SafeStack requires its own runtime libraries |
| 6624 | // These libraries should be linked first, to make sure the |
| 6625 | // __safestack_init constructor executes before everything else |
| 6626 | if (getToolChain().getSanitizerArgs().needsSafeStackRt()) { |
| 6627 | getMachOToolChain().AddLinkRuntimeLib(Args, CmdArgs, |
| 6628 | "libclang_rt.safestack_osx.a", |
| 6629 | /*AlwaysLink=*/true); |
| 6630 | } |
| 6631 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6632 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6633 | |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 6634 | if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ, |
| 6635 | options::OPT_fno_openmp, false)) { |
| 6636 | switch (getOpenMPRuntime(getToolChain(), Args)) { |
| 6637 | case OMPRT_OMP: |
| 6638 | CmdArgs.push_back("-lomp"); |
| 6639 | break; |
| 6640 | case OMPRT_GOMP: |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 6641 | CmdArgs.push_back("-lgomp"); |
| 6642 | break; |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 6643 | case OMPRT_IOMP5: |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 6644 | CmdArgs.push_back("-liomp5"); |
| 6645 | break; |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 6646 | case OMPRT_Unknown: |
| 6647 | // Already diagnosed. |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 6648 | break; |
| 6649 | } |
Alexey Bataev | 186b28a | 2014-03-06 05:43:53 +0000 | [diff] [blame] | 6650 | } |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6651 | |
Douglas Gregor | 9295df0 | 2012-05-15 21:00:27 +0000 | [diff] [blame] | 6652 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 6653 | // Build the input file for -filelist (list of linker input files) in case we |
| 6654 | // need it later |
| 6655 | for (const auto &II : Inputs) { |
| 6656 | if (!II.isFilename()) { |
| 6657 | // This is a linker input argument. |
| 6658 | // We cannot mix input arguments and file names in a -filelist input, thus |
| 6659 | // we prematurely stop our list (remaining files shall be passed as |
| 6660 | // arguments). |
| 6661 | if (InputFileList.size() > 0) |
| 6662 | break; |
| 6663 | |
| 6664 | continue; |
| 6665 | } |
| 6666 | |
| 6667 | InputFileList.push_back(II.getFilename()); |
| 6668 | } |
| 6669 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6670 | if (isObjCRuntimeLinked(Args) && !Args.hasArg(options::OPT_nostdlib) && |
Bob Wilson | 16d9395 | 2012-05-15 18:57:39 +0000 | [diff] [blame] | 6671 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6672 | // We use arclite library for both ARC and subscripting support. |
| 6673 | getMachOToolChain().AddLinkARCArgs(Args, CmdArgs); |
| 6674 | |
Bob Wilson | 7dda0cd | 2012-04-21 00:21:42 +0000 | [diff] [blame] | 6675 | CmdArgs.push_back("-framework"); |
| 6676 | CmdArgs.push_back("Foundation"); |
Ted Kremenek | e65b086 | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 6677 | // Link libobj. |
| 6678 | CmdArgs.push_back("-lobjc"); |
John McCall | 24fc0de | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 6679 | } |
John McCall | 31168b0 | 2011-06-15 23:02:42 +0000 | [diff] [blame] | 6680 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6681 | if (LinkingOutput) { |
| 6682 | CmdArgs.push_back("-arch_multiple"); |
| 6683 | CmdArgs.push_back("-final_output"); |
| 6684 | CmdArgs.push_back(LinkingOutput); |
| 6685 | } |
| 6686 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6687 | if (Args.hasArg(options::OPT_fnested_functions)) |
| 6688 | CmdArgs.push_back("-allow_stack_execute"); |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6689 | |
Justin Bogner | c770124 | 2015-05-12 05:44:36 +0000 | [diff] [blame] | 6690 | // TODO: It would be nice to use addProfileRT() here, but darwin's compiler-rt |
| 6691 | // paths are different enough from other toolchains that this needs a fair |
| 6692 | // amount of refactoring done first. |
| 6693 | getMachOToolChain().addProfileRTLibs(Args, CmdArgs); |
| 6694 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6695 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6696 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 6697 | if (getToolChain().getDriver().CCCIsCXX()) |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 6698 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Daniel Dunbar | ad0f62b | 2009-04-08 06:06:21 +0000 | [diff] [blame] | 6699 | |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6700 | // link_ssp spec is empty. |
| 6701 | |
Daniel Dunbar | 26d482a | 2009-09-18 08:15:03 +0000 | [diff] [blame] | 6702 | // Let the tool chain choose which runtime library to link. |
Tim Northover | 157d911 | 2014-01-16 08:48:16 +0000 | [diff] [blame] | 6703 | getMachOToolChain().AddLinkRuntimeLibArgs(Args, CmdArgs); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6704 | } |
| 6705 | |
Chad Rosier | 06fd3c6 | 2012-05-16 23:45:12 +0000 | [diff] [blame] | 6706 | if (!Args.hasArg(options::OPT_nostdlib) && |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6707 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 6708 | // endfile_spec is empty. |
| 6709 | } |
| 6710 | |
| 6711 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 6712 | Args.AddAllArgs(CmdArgs, options::OPT_F); |
| 6713 | |
Steven Wu | 3ffb61b | 2015-02-06 18:08:29 +0000 | [diff] [blame] | 6714 | // -iframework should be forwarded as -F. |
Sean Silva | 14facf3 | 2015-06-09 01:57:17 +0000 | [diff] [blame] | 6715 | for (const Arg *A : Args.filtered(options::OPT_iframework)) |
| 6716 | CmdArgs.push_back(Args.MakeArgString(std::string("-F") + A->getValue())); |
Steven Wu | 3ffb61b | 2015-02-06 18:08:29 +0000 | [diff] [blame] | 6717 | |
Michael Zolotukhin | d0cf6c8 | 2015-03-17 22:13:05 +0000 | [diff] [blame] | 6718 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6719 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 6720 | if (Arg *A = Args.getLastArg(options::OPT_fveclib)) { |
| 6721 | if (A->getValue() == StringRef("Accelerate")) { |
| 6722 | CmdArgs.push_back("-framework"); |
| 6723 | CmdArgs.push_back("Accelerate"); |
| 6724 | } |
| 6725 | } |
| 6726 | } |
| 6727 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6728 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 6729 | std::unique_ptr<Command> Cmd = |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6730 | llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs); |
Reid Kleckner | 0290c9c | 2014-09-15 17:45:39 +0000 | [diff] [blame] | 6731 | Cmd->setInputFileList(std::move(InputFileList)); |
| 6732 | C.addCommand(std::move(Cmd)); |
Daniel Dunbar | c196421 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 6733 | } |
| 6734 | |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 6735 | void darwin::Lipo::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 7fbaf53 | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6736 | const InputInfo &Output, |
Daniel Dunbar | d067f7f | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 6737 | const InputInfoList &Inputs, |
| 6738 | const ArgList &Args, |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 6739 | const char *LinkingOutput) const { |
| 6740 | ArgStringList CmdArgs; |
| 6741 | |
| 6742 | CmdArgs.push_back("-create"); |
| 6743 | assert(Output.isFilename() && "Unexpected lipo output."); |
Daniel Dunbar | 06686ab | 2009-03-24 00:24:37 +0000 | [diff] [blame] | 6744 | |
| 6745 | CmdArgs.push_back("-output"); |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 6746 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | 06686ab | 2009-03-24 00:24:37 +0000 | [diff] [blame] | 6747 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6748 | for (const auto &II : Inputs) { |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 6749 | assert(II.isFilename() && "Unexpected lipo input."); |
| 6750 | CmdArgs.push_back(II.getFilename()); |
| 6751 | } |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6752 | |
| 6753 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("lipo")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6754 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 64ed5e3 | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 6755 | } |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 6756 | |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 6757 | void darwin::Dsymutil::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 7fbaf53 | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6758 | const InputInfo &Output, |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 6759 | const InputInfoList &Inputs, |
| 6760 | const ArgList &Args, |
| 6761 | const char *LinkingOutput) const { |
| 6762 | ArgStringList CmdArgs; |
| 6763 | |
Daniel Dunbar | eb86b04 | 2011-05-09 17:23:16 +0000 | [diff] [blame] | 6764 | CmdArgs.push_back("-o"); |
| 6765 | CmdArgs.push_back(Output.getFilename()); |
| 6766 | |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 6767 | assert(Inputs.size() == 1 && "Unable to handle multiple inputs."); |
| 6768 | const InputInfo &Input = Inputs[0]; |
| 6769 | assert(Input.isFilename() && "Unexpected dsymutil input."); |
| 6770 | CmdArgs.push_back(Input.getFilename()); |
| 6771 | |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 6772 | const char *Exec = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6773 | Args.MakeArgString(getToolChain().GetProgramPath("dsymutil")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6774 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 8829962 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 6775 | } |
| 6776 | |
Eric Christopher | 551ef45 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 6777 | void darwin::VerifyDebug::ConstructJob(Compilation &C, const JobAction &JA, |
Eric Christopher | 45f2e71 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 6778 | const InputInfo &Output, |
| 6779 | const InputInfoList &Inputs, |
| 6780 | const ArgList &Args, |
| 6781 | const char *LinkingOutput) const { |
Eric Christopher | 551ef45 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 6782 | ArgStringList CmdArgs; |
| 6783 | CmdArgs.push_back("--verify"); |
Eric Christopher | 3622221 | 2012-02-06 19:13:09 +0000 | [diff] [blame] | 6784 | CmdArgs.push_back("--debug-info"); |
| 6785 | CmdArgs.push_back("--eh-frame"); |
Eric Christopher | 65c05fa | 2012-02-06 19:43:51 +0000 | [diff] [blame] | 6786 | CmdArgs.push_back("--quiet"); |
Eric Christopher | 551ef45 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 6787 | |
| 6788 | assert(Inputs.size() == 1 && "Unable to handle multiple inputs."); |
| 6789 | const InputInfo &Input = Inputs[0]; |
| 6790 | assert(Input.isFilename() && "Unexpected verify input"); |
| 6791 | |
| 6792 | // Grabbing the output of the earlier dsymutil run. |
| 6793 | CmdArgs.push_back(Input.getFilename()); |
| 6794 | |
| 6795 | const char *Exec = |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6796 | Args.MakeArgString(getToolChain().GetProgramPath("dwarfdump")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6797 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eric Christopher | 551ef45 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 6798 | } |
| 6799 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6800 | void solaris::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6801 | const InputInfo &Output, |
| 6802 | const InputInfoList &Inputs, |
| 6803 | const ArgList &Args, |
| 6804 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 6805 | claimNoWarnArgs(Args); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6806 | ArgStringList CmdArgs; |
| 6807 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6808 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6809 | |
| 6810 | CmdArgs.push_back("-o"); |
| 6811 | CmdArgs.push_back(Output.getFilename()); |
| 6812 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6813 | for (const auto &II : Inputs) |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6814 | CmdArgs.push_back(II.getFilename()); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6815 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6816 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6817 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6818 | } |
| 6819 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6820 | void solaris::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 6821 | const InputInfo &Output, |
| 6822 | const InputInfoList &Inputs, |
| 6823 | const ArgList &Args, |
| 6824 | const char *LinkingOutput) const { |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6825 | // FIXME: Find a real GCC, don't hard-code versions here |
| 6826 | std::string GCCLibPath = "/usr/gcc/4.5/lib/gcc/"; |
| 6827 | const llvm::Triple &T = getToolChain().getTriple(); |
| 6828 | std::string LibPath = "/usr/lib/"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 6829 | const llvm::Triple::ArchType Arch = T.getArch(); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6830 | switch (Arch) { |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 6831 | case llvm::Triple::x86: |
| 6832 | GCCLibPath += |
| 6833 | ("i386-" + T.getVendorName() + "-" + T.getOSName()).str() + "/4.5.2/"; |
| 6834 | break; |
| 6835 | case llvm::Triple::x86_64: |
| 6836 | GCCLibPath += ("i386-" + T.getVendorName() + "-" + T.getOSName()).str(); |
| 6837 | GCCLibPath += "/4.5.2/amd64/"; |
| 6838 | LibPath += "amd64/"; |
| 6839 | break; |
| 6840 | default: |
| 6841 | llvm_unreachable("Unsupported architecture"); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6842 | } |
| 6843 | |
| 6844 | ArgStringList CmdArgs; |
| 6845 | |
David Chisnall | 272a071 | 2012-02-29 15:06:12 +0000 | [diff] [blame] | 6846 | // Demangle C++ names in errors |
| 6847 | CmdArgs.push_back("-C"); |
| 6848 | |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6849 | if ((!Args.hasArg(options::OPT_nostdlib)) && |
| 6850 | (!Args.hasArg(options::OPT_shared))) { |
| 6851 | CmdArgs.push_back("-e"); |
| 6852 | CmdArgs.push_back("_start"); |
| 6853 | } |
| 6854 | |
| 6855 | if (Args.hasArg(options::OPT_static)) { |
| 6856 | CmdArgs.push_back("-Bstatic"); |
| 6857 | CmdArgs.push_back("-dn"); |
| 6858 | } else { |
| 6859 | CmdArgs.push_back("-Bdynamic"); |
| 6860 | if (Args.hasArg(options::OPT_shared)) { |
| 6861 | CmdArgs.push_back("-shared"); |
| 6862 | } else { |
| 6863 | CmdArgs.push_back("--dynamic-linker"); |
| 6864 | CmdArgs.push_back(Args.MakeArgString(LibPath + "ld.so.1")); |
| 6865 | } |
| 6866 | } |
| 6867 | |
| 6868 | if (Output.isFilename()) { |
| 6869 | CmdArgs.push_back("-o"); |
| 6870 | CmdArgs.push_back(Output.getFilename()); |
| 6871 | } else { |
| 6872 | assert(Output.isNothing() && "Invalid output."); |
| 6873 | } |
| 6874 | |
| 6875 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6876 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 6877 | if (!Args.hasArg(options::OPT_shared)) { |
| 6878 | CmdArgs.push_back(Args.MakeArgString(LibPath + "crt1.o")); |
| 6879 | CmdArgs.push_back(Args.MakeArgString(LibPath + "crti.o")); |
David Chisnall | 0c52c0f | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 6880 | CmdArgs.push_back(Args.MakeArgString(LibPath + "values-Xa.o")); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6881 | CmdArgs.push_back(Args.MakeArgString(GCCLibPath + "crtbegin.o")); |
| 6882 | } else { |
| 6883 | CmdArgs.push_back(Args.MakeArgString(LibPath + "crti.o")); |
David Chisnall | 0c52c0f | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 6884 | CmdArgs.push_back(Args.MakeArgString(LibPath + "values-Xa.o")); |
| 6885 | CmdArgs.push_back(Args.MakeArgString(GCCLibPath + "crtbegin.o")); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6886 | } |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 6887 | if (getToolChain().getDriver().CCCIsCXX()) |
David Chisnall | ddc4c9d | 2012-03-13 14:14:54 +0000 | [diff] [blame] | 6888 | CmdArgs.push_back(Args.MakeArgString(LibPath + "cxa_finalize.o")); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6889 | } |
| 6890 | |
| 6891 | CmdArgs.push_back(Args.MakeArgString("-L" + GCCLibPath)); |
| 6892 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 6893 | Args.AddAllArgs(CmdArgs, {options::OPT_L, options::OPT_T_Group, |
| 6894 | options::OPT_e, options::OPT_r}); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6895 | |
| 6896 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 6897 | |
| 6898 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6899 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 6900 | if (getToolChain().getDriver().CCCIsCXX()) |
David Chisnall | 3d127c7 | 2012-04-10 11:49:50 +0000 | [diff] [blame] | 6901 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
David Chisnall | 1026fb0 | 2012-02-15 18:24:31 +0000 | [diff] [blame] | 6902 | CmdArgs.push_back("-lgcc_s"); |
David Chisnall | 0c52c0f | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 6903 | if (!Args.hasArg(options::OPT_shared)) { |
| 6904 | CmdArgs.push_back("-lgcc"); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6905 | CmdArgs.push_back("-lc"); |
David Chisnall | c73fb89 | 2012-02-28 20:06:45 +0000 | [diff] [blame] | 6906 | CmdArgs.push_back("-lm"); |
David Chisnall | 0c52c0f | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 6907 | } |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6908 | } |
| 6909 | |
| 6910 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6911 | !Args.hasArg(options::OPT_nostartfiles)) { |
David Chisnall | 0c52c0f | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 6912 | CmdArgs.push_back(Args.MakeArgString(GCCLibPath + "crtend.o")); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6913 | } |
David Chisnall | 96de993 | 2012-02-16 16:00:47 +0000 | [diff] [blame] | 6914 | CmdArgs.push_back(Args.MakeArgString(LibPath + "crtn.o")); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6915 | |
Alexey Samsonov | 7811d19 | 2014-02-20 13:57:37 +0000 | [diff] [blame] | 6916 | addProfileRT(getToolChain(), Args, CmdArgs); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6917 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6918 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6919 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
David Chisnall | f571cde | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 6920 | } |
| 6921 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6922 | void openbsd::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 6923 | const InputInfo &Output, |
| 6924 | const InputInfoList &Inputs, |
| 6925 | const ArgList &Args, |
| 6926 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 6927 | claimNoWarnArgs(Args); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 6928 | ArgStringList CmdArgs; |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 6929 | bool NeedsKPIC = false; |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 6930 | |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 6931 | switch (getToolChain().getArch()) { |
| 6932 | case llvm::Triple::x86: |
| 6933 | // When building 32-bit code on OpenBSD/amd64, we have to explicitly |
| 6934 | // instruct as in the base system to assemble 32-bit code. |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 6935 | CmdArgs.push_back("--32"); |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 6936 | break; |
| 6937 | |
| 6938 | case llvm::Triple::ppc: |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 6939 | CmdArgs.push_back("-mppc"); |
| 6940 | CmdArgs.push_back("-many"); |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 6941 | break; |
| 6942 | |
| 6943 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 6944 | case llvm::Triple::sparcel: |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 6945 | CmdArgs.push_back("-32"); |
| 6946 | NeedsKPIC = true; |
| 6947 | break; |
| 6948 | |
| 6949 | case llvm::Triple::sparcv9: |
| 6950 | CmdArgs.push_back("-64"); |
| 6951 | CmdArgs.push_back("-Av9a"); |
| 6952 | NeedsKPIC = true; |
| 6953 | break; |
| 6954 | |
| 6955 | case llvm::Triple::mips64: |
| 6956 | case llvm::Triple::mips64el: { |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 6957 | StringRef CPUName; |
| 6958 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 6959 | mips::getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName); |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 6960 | |
| 6961 | CmdArgs.push_back("-mabi"); |
| 6962 | CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data()); |
| 6963 | |
| 6964 | if (getToolChain().getArch() == llvm::Triple::mips64) |
| 6965 | CmdArgs.push_back("-EB"); |
| 6966 | else |
| 6967 | CmdArgs.push_back("-EL"); |
| 6968 | |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 6969 | NeedsKPIC = true; |
| 6970 | break; |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 6971 | } |
| 6972 | |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 6973 | default: |
| 6974 | break; |
| 6975 | } |
| 6976 | |
| 6977 | if (NeedsKPIC) |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 6978 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Rafael Espindola | cc12627 | 2014-02-28 01:55:21 +0000 | [diff] [blame] | 6979 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6980 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 6981 | |
| 6982 | CmdArgs.push_back("-o"); |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6983 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 6984 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 6985 | for (const auto &II : Inputs) |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6986 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 6987 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 6988 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 6989 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 6990 | } |
| 6991 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 6992 | void openbsd::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 6993 | const InputInfo &Output, |
| 6994 | const InputInfoList &Inputs, |
| 6995 | const ArgList &Args, |
| 6996 | const char *LinkingOutput) const { |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 6997 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 6998 | ArgStringList CmdArgs; |
| 6999 | |
Rafael Espindola | aadd30e | 2012-12-31 22:41:36 +0000 | [diff] [blame] | 7000 | // Silence warning for "clang -g foo.o -o foo" |
| 7001 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 7002 | // and "clang -emit-llvm foo.o -o foo" |
| 7003 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 7004 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 7005 | // handled somewhere else. |
| 7006 | Args.ClaimAllArgs(options::OPT_w); |
| 7007 | |
Joerg Sonnenberger | ee3b2da | 2013-12-07 00:57:46 +0000 | [diff] [blame] | 7008 | if (getToolChain().getArch() == llvm::Triple::mips64) |
| 7009 | CmdArgs.push_back("-EB"); |
| 7010 | else if (getToolChain().getArch() == llvm::Triple::mips64el) |
| 7011 | CmdArgs.push_back("-EL"); |
| 7012 | |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7013 | if ((!Args.hasArg(options::OPT_nostdlib)) && |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 7014 | (!Args.hasArg(options::OPT_shared))) { |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7015 | CmdArgs.push_back("-e"); |
| 7016 | CmdArgs.push_back("__start"); |
| 7017 | } |
| 7018 | |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7019 | if (Args.hasArg(options::OPT_static)) { |
| 7020 | CmdArgs.push_back("-Bstatic"); |
| 7021 | } else { |
Rafael Espindola | 7ba97af | 2010-11-11 02:17:51 +0000 | [diff] [blame] | 7022 | if (Args.hasArg(options::OPT_rdynamic)) |
| 7023 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7024 | CmdArgs.push_back("--eh-frame-hdr"); |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7025 | CmdArgs.push_back("-Bdynamic"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7026 | if (Args.hasArg(options::OPT_shared)) { |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7027 | CmdArgs.push_back("-shared"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7028 | } else { |
| 7029 | CmdArgs.push_back("-dynamic-linker"); |
| 7030 | CmdArgs.push_back("/usr/libexec/ld.so"); |
| 7031 | } |
| 7032 | } |
| 7033 | |
Rafael Espindola | 044f783 | 2013-06-05 04:28:55 +0000 | [diff] [blame] | 7034 | if (Args.hasArg(options::OPT_nopie)) |
| 7035 | CmdArgs.push_back("-nopie"); |
| 7036 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 7037 | if (Output.isFilename()) { |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7038 | CmdArgs.push_back("-o"); |
| 7039 | CmdArgs.push_back(Output.getFilename()); |
| 7040 | } else { |
| 7041 | assert(Output.isNothing() && "Invalid output."); |
| 7042 | } |
| 7043 | |
| 7044 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7045 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 7046 | if (!Args.hasArg(options::OPT_shared)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7047 | if (Args.hasArg(options::OPT_pg)) |
| 7048 | CmdArgs.push_back( |
| 7049 | Args.MakeArgString(getToolChain().GetFilePath("gcrt0.o"))); |
Eli Friedman | 3715d1f | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 7050 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7051 | CmdArgs.push_back( |
| 7052 | Args.MakeArgString(getToolChain().GetFilePath("crt0.o"))); |
| 7053 | CmdArgs.push_back( |
| 7054 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7055 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7056 | CmdArgs.push_back( |
| 7057 | Args.MakeArgString(getToolChain().GetFilePath("crtbeginS.o"))); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7058 | } |
| 7059 | } |
| 7060 | |
Edward O'Callaghan | 5c52146 | 2009-10-28 15:13:08 +0000 | [diff] [blame] | 7061 | std::string Triple = getToolChain().getTripleString(); |
| 7062 | if (Triple.substr(0, 6) == "x86_64") |
Daniel Dunbar | 1c7577c | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 7063 | Triple.replace(0, 6, "amd64"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7064 | CmdArgs.push_back( |
| 7065 | Args.MakeArgString("-L/usr/lib/gcc-lib/" + Triple + "/4.2.1")); |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7066 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 7067 | Args.AddAllArgs(CmdArgs, {options::OPT_L, options::OPT_T_Group, |
| 7068 | options::OPT_e, options::OPT_s, options::OPT_t, |
| 7069 | options::OPT_Z_Flag, options::OPT_r}); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7070 | |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 7071 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7072 | |
| 7073 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7074 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 7075 | if (D.CCCIsCXX()) { |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 7076 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7077 | if (Args.hasArg(options::OPT_pg)) |
Eli Friedman | 3715d1f | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 7078 | CmdArgs.push_back("-lm_p"); |
| 7079 | else |
| 7080 | CmdArgs.push_back("-lm"); |
Daniel Dunbar | ea3813f | 2010-08-01 23:13:54 +0000 | [diff] [blame] | 7081 | } |
| 7082 | |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7083 | // FIXME: For some reason GCC passes -lgcc before adding |
| 7084 | // the default system libraries. Just mimic this for now. |
| 7085 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7086 | |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 7087 | if (Args.hasArg(options::OPT_pthread)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7088 | if (!Args.hasArg(options::OPT_shared) && Args.hasArg(options::OPT_pg)) |
| 7089 | CmdArgs.push_back("-lpthread_p"); |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 7090 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7091 | CmdArgs.push_back("-lpthread"); |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 7092 | } |
| 7093 | |
Chandler Carruth | 4566165 | 2011-12-17 22:32:42 +0000 | [diff] [blame] | 7094 | if (!Args.hasArg(options::OPT_shared)) { |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 7095 | if (Args.hasArg(options::OPT_pg)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7096 | CmdArgs.push_back("-lc_p"); |
Eli Friedman | 3715d1f | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 7097 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7098 | CmdArgs.push_back("-lc"); |
Chandler Carruth | 4566165 | 2011-12-17 22:32:42 +0000 | [diff] [blame] | 7099 | } |
Eric Christopher | 17674ec | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 7100 | |
Daniel Dunbar | a8888ac | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 7101 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7102 | } |
| 7103 | |
| 7104 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7105 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 7106 | if (!Args.hasArg(options::OPT_shared)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7107 | CmdArgs.push_back( |
| 7108 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7109 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7110 | CmdArgs.push_back( |
| 7111 | Args.MakeArgString(getToolChain().GetFilePath("crtendS.o"))); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7112 | } |
| 7113 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7114 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7115 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 10de9e6 | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 7116 | } |
Ed Schouten | e33194b | 2009-04-02 19:13:12 +0000 | [diff] [blame] | 7117 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7118 | void bitrig::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 7119 | const InputInfo &Output, |
| 7120 | const InputInfoList &Inputs, |
| 7121 | const ArgList &Args, |
| 7122 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 7123 | claimNoWarnArgs(Args); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7124 | ArgStringList CmdArgs; |
| 7125 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7126 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7127 | |
| 7128 | CmdArgs.push_back("-o"); |
| 7129 | CmdArgs.push_back(Output.getFilename()); |
| 7130 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7131 | for (const auto &II : Inputs) |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7132 | CmdArgs.push_back(II.getFilename()); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7133 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7134 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7135 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7136 | } |
| 7137 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7138 | void bitrig::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 7139 | const InputInfo &Output, |
| 7140 | const InputInfoList &Inputs, |
| 7141 | const ArgList &Args, |
| 7142 | const char *LinkingOutput) const { |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7143 | const Driver &D = getToolChain().getDriver(); |
| 7144 | ArgStringList CmdArgs; |
| 7145 | |
| 7146 | if ((!Args.hasArg(options::OPT_nostdlib)) && |
| 7147 | (!Args.hasArg(options::OPT_shared))) { |
| 7148 | CmdArgs.push_back("-e"); |
| 7149 | CmdArgs.push_back("__start"); |
| 7150 | } |
| 7151 | |
| 7152 | if (Args.hasArg(options::OPT_static)) { |
| 7153 | CmdArgs.push_back("-Bstatic"); |
| 7154 | } else { |
| 7155 | if (Args.hasArg(options::OPT_rdynamic)) |
| 7156 | CmdArgs.push_back("-export-dynamic"); |
| 7157 | CmdArgs.push_back("--eh-frame-hdr"); |
| 7158 | CmdArgs.push_back("-Bdynamic"); |
| 7159 | if (Args.hasArg(options::OPT_shared)) { |
| 7160 | CmdArgs.push_back("-shared"); |
| 7161 | } else { |
| 7162 | CmdArgs.push_back("-dynamic-linker"); |
| 7163 | CmdArgs.push_back("/usr/libexec/ld.so"); |
| 7164 | } |
| 7165 | } |
| 7166 | |
| 7167 | if (Output.isFilename()) { |
| 7168 | CmdArgs.push_back("-o"); |
| 7169 | CmdArgs.push_back(Output.getFilename()); |
| 7170 | } else { |
| 7171 | assert(Output.isNothing() && "Invalid output."); |
| 7172 | } |
| 7173 | |
| 7174 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7175 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 7176 | if (!Args.hasArg(options::OPT_shared)) { |
| 7177 | if (Args.hasArg(options::OPT_pg)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7178 | CmdArgs.push_back( |
| 7179 | Args.MakeArgString(getToolChain().GetFilePath("gcrt0.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7180 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7181 | CmdArgs.push_back( |
| 7182 | Args.MakeArgString(getToolChain().GetFilePath("crt0.o"))); |
| 7183 | CmdArgs.push_back( |
| 7184 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7185 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7186 | CmdArgs.push_back( |
| 7187 | Args.MakeArgString(getToolChain().GetFilePath("crtbeginS.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7188 | } |
| 7189 | } |
| 7190 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 7191 | Args.AddAllArgs(CmdArgs, |
| 7192 | {options::OPT_L, options::OPT_T_Group, options::OPT_e}); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7193 | |
| 7194 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 7195 | |
| 7196 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7197 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 7198 | if (D.CCCIsCXX()) { |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7199 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
| 7200 | if (Args.hasArg(options::OPT_pg)) |
| 7201 | CmdArgs.push_back("-lm_p"); |
| 7202 | else |
| 7203 | CmdArgs.push_back("-lm"); |
| 7204 | } |
| 7205 | |
Rafael Espindola | 1ad26f0 | 2012-10-23 17:07:31 +0000 | [diff] [blame] | 7206 | if (Args.hasArg(options::OPT_pthread)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7207 | if (!Args.hasArg(options::OPT_shared) && Args.hasArg(options::OPT_pg)) |
Rafael Espindola | 1ad26f0 | 2012-10-23 17:07:31 +0000 | [diff] [blame] | 7208 | CmdArgs.push_back("-lpthread_p"); |
| 7209 | else |
| 7210 | CmdArgs.push_back("-lpthread"); |
| 7211 | } |
| 7212 | |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7213 | if (!Args.hasArg(options::OPT_shared)) { |
| 7214 | if (Args.hasArg(options::OPT_pg)) |
| 7215 | CmdArgs.push_back("-lc_p"); |
| 7216 | else |
| 7217 | CmdArgs.push_back("-lc"); |
| 7218 | } |
| 7219 | |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 7220 | StringRef MyArch; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 7221 | switch (getToolChain().getArch()) { |
Benjamin Kramer | b2ccade | 2013-10-21 12:33:55 +0000 | [diff] [blame] | 7222 | case llvm::Triple::arm: |
| 7223 | MyArch = "arm"; |
| 7224 | break; |
| 7225 | case llvm::Triple::x86: |
| 7226 | MyArch = "i386"; |
| 7227 | break; |
| 7228 | case llvm::Triple::x86_64: |
| 7229 | MyArch = "amd64"; |
| 7230 | break; |
| 7231 | default: |
| 7232 | llvm_unreachable("Unsupported architecture"); |
| 7233 | } |
| 7234 | CmdArgs.push_back(Args.MakeArgString("-lclang_rt." + MyArch)); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7235 | } |
| 7236 | |
| 7237 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7238 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 7239 | if (!Args.hasArg(options::OPT_shared)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7240 | CmdArgs.push_back( |
| 7241 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7242 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7243 | CmdArgs.push_back( |
| 7244 | Args.MakeArgString(getToolChain().GetFilePath("crtendS.o"))); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7245 | } |
Eli Friedman | 5bb2ba0 | 2012-08-09 22:42:04 +0000 | [diff] [blame] | 7246 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7247 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7248 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eli Friedman | 9fa2885 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 7249 | } |
| 7250 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7251 | void freebsd::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 7252 | const InputInfo &Output, |
| 7253 | const InputInfoList &Inputs, |
| 7254 | const ArgList &Args, |
| 7255 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 7256 | claimNoWarnArgs(Args); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 7257 | ArgStringList CmdArgs; |
| 7258 | |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7259 | // When building 32-bit code on FreeBSD/amd64, we have to explicitly |
| 7260 | // instruct as in the base system to assemble 32-bit code. |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 7261 | if (getToolChain().getArch() == llvm::Triple::x86) |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 7262 | CmdArgs.push_back("--32"); |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 7263 | else if (getToolChain().getArch() == llvm::Triple::ppc) |
Roman Divacky | 00859c2 | 2011-06-04 07:37:31 +0000 | [diff] [blame] | 7264 | CmdArgs.push_back("-a32"); |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 7265 | else if (getToolChain().getArch() == llvm::Triple::mips || |
| 7266 | getToolChain().getArch() == llvm::Triple::mipsel || |
| 7267 | getToolChain().getArch() == llvm::Triple::mips64 || |
| 7268 | getToolChain().getArch() == llvm::Triple::mips64el) { |
| 7269 | StringRef CPUName; |
| 7270 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 7271 | mips::getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName); |
Michael J. Spencer | 4c0ffa8 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 7272 | |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 7273 | CmdArgs.push_back("-march"); |
| 7274 | CmdArgs.push_back(CPUName.data()); |
| 7275 | |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 7276 | CmdArgs.push_back("-mabi"); |
Simon Atanasyan | 0da400c | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 7277 | CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data()); |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 7278 | |
| 7279 | if (getToolChain().getArch() == llvm::Triple::mips || |
| 7280 | getToolChain().getArch() == llvm::Triple::mips64) |
| 7281 | CmdArgs.push_back("-EB"); |
| 7282 | else |
| 7283 | CmdArgs.push_back("-EL"); |
| 7284 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 7285 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 7286 | } else if (getToolChain().getArch() == llvm::Triple::arm || |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 7287 | getToolChain().getArch() == llvm::Triple::armeb || |
| 7288 | getToolChain().getArch() == llvm::Triple::thumb || |
| 7289 | getToolChain().getArch() == llvm::Triple::thumbeb) { |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 7290 | const Driver &D = getToolChain().getDriver(); |
Benjamin Kramer | 9299637dc | 2014-03-04 19:31:42 +0000 | [diff] [blame] | 7291 | const llvm::Triple &Triple = getToolChain().getTriple(); |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 7292 | StringRef FloatABI = arm::getARMFloatABI(D, Args, Triple); |
| 7293 | |
| 7294 | if (FloatABI == "hard") { |
| 7295 | CmdArgs.push_back("-mfpu=vfp"); |
| 7296 | } else { |
| 7297 | CmdArgs.push_back("-mfpu=softvfp"); |
| 7298 | } |
| 7299 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7300 | switch (getToolChain().getTriple().getEnvironment()) { |
Renato Golin | f4421f7 | 2014-02-19 10:44:07 +0000 | [diff] [blame] | 7301 | case llvm::Triple::GNUEABIHF: |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 7302 | case llvm::Triple::GNUEABI: |
| 7303 | case llvm::Triple::EABI: |
Anton Korobeynikov | 2bed847 | 2013-03-18 07:59:20 +0000 | [diff] [blame] | 7304 | CmdArgs.push_back("-meabi=5"); |
Rafael Espindola | 0f207ed | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 7305 | break; |
| 7306 | |
| 7307 | default: |
| 7308 | CmdArgs.push_back("-matpcs"); |
| 7309 | } |
Roman Divacky | 47f4ff8 | 2014-01-02 15:13:18 +0000 | [diff] [blame] | 7310 | } else if (getToolChain().getArch() == llvm::Triple::sparc || |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 7311 | getToolChain().getArch() == llvm::Triple::sparcel || |
Roman Divacky | feb5e63 | 2014-01-02 15:34:59 +0000 | [diff] [blame] | 7312 | getToolChain().getArch() == llvm::Triple::sparcv9) { |
Roman Divacky | 9f77940 | 2014-02-25 18:45:49 +0000 | [diff] [blame] | 7313 | if (getToolChain().getArch() == llvm::Triple::sparc) |
| 7314 | CmdArgs.push_back("-Av8plusa"); |
| 7315 | else |
| 7316 | CmdArgs.push_back("-Av9a"); |
| 7317 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 7318 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Eric Christopher | c0f1a5e | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 7319 | } |
Eric Christopher | 0b26a61 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 7320 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7321 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 7322 | |
| 7323 | CmdArgs.push_back("-o"); |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 7324 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 7325 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7326 | for (const auto &II : Inputs) |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 7327 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 7328 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7329 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7330 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | 8eb473c | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 7331 | } |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7332 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7333 | void freebsd::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 7334 | const InputInfo &Output, |
| 7335 | const InputInfoList &Inputs, |
| 7336 | const ArgList &Args, |
| 7337 | const char *LinkingOutput) const { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 7338 | const toolchains::FreeBSD &ToolChain = |
| 7339 | static_cast<const toolchains::FreeBSD &>(getToolChain()); |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7340 | const Driver &D = ToolChain.getDriver(); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 7341 | const llvm::Triple::ArchType Arch = ToolChain.getArch(); |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 7342 | const bool IsPIE = |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 7343 | !Args.hasArg(options::OPT_shared) && |
| 7344 | (Args.hasArg(options::OPT_pie) || ToolChain.isPIEDefault()); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7345 | ArgStringList CmdArgs; |
David Chisnall | 5f99f48 | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 7346 | |
| 7347 | // Silence warning for "clang -g foo.o -o foo" |
| 7348 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 7349 | // and "clang -emit-llvm foo.o -o foo" |
| 7350 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 7351 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 7352 | // handled somewhere else. |
| 7353 | Args.ClaimAllArgs(options::OPT_w); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7354 | |
Joerg Sonnenberger | 6165ab1 | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 7355 | if (!D.SysRoot.empty()) |
| 7356 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 7357 | |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 7358 | if (IsPIE) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7359 | CmdArgs.push_back("-pie"); |
| 7360 | |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7361 | if (Args.hasArg(options::OPT_static)) { |
| 7362 | CmdArgs.push_back("-Bstatic"); |
| 7363 | } else { |
Rafael Espindola | 7ba97af | 2010-11-11 02:17:51 +0000 | [diff] [blame] | 7364 | if (Args.hasArg(options::OPT_rdynamic)) |
| 7365 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7366 | CmdArgs.push_back("--eh-frame-hdr"); |
| 7367 | if (Args.hasArg(options::OPT_shared)) { |
| 7368 | CmdArgs.push_back("-Bshareable"); |
| 7369 | } else { |
| 7370 | CmdArgs.push_back("-dynamic-linker"); |
| 7371 | CmdArgs.push_back("/libexec/ld-elf.so.1"); |
| 7372 | } |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7373 | if (ToolChain.getTriple().getOSMajorVersion() >= 9) { |
David Chisnall | 5f99f48 | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 7374 | if (Arch == llvm::Triple::arm || Arch == llvm::Triple::sparc || |
| 7375 | Arch == llvm::Triple::x86 || Arch == llvm::Triple::x86_64) { |
| 7376 | CmdArgs.push_back("--hash-style=both"); |
| 7377 | } |
| 7378 | } |
| 7379 | CmdArgs.push_back("--enable-new-dtags"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7380 | } |
| 7381 | |
| 7382 | // When building 32-bit code on FreeBSD/amd64, we have to explicitly |
| 7383 | // instruct ld in the base system to link 32-bit code. |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 7384 | if (Arch == llvm::Triple::x86) { |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7385 | CmdArgs.push_back("-m"); |
| 7386 | CmdArgs.push_back("elf_i386_fbsd"); |
| 7387 | } |
| 7388 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 7389 | if (Arch == llvm::Triple::ppc) { |
Roman Divacky | 5e300b8 | 2011-06-04 07:40:24 +0000 | [diff] [blame] | 7390 | CmdArgs.push_back("-m"); |
Roman Divacky | d150ad3 | 2011-11-21 16:50:32 +0000 | [diff] [blame] | 7391 | CmdArgs.push_back("elf32ppc_fbsd"); |
Roman Divacky | 5e300b8 | 2011-06-04 07:40:24 +0000 | [diff] [blame] | 7392 | } |
| 7393 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 7394 | if (Output.isFilename()) { |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7395 | CmdArgs.push_back("-o"); |
| 7396 | CmdArgs.push_back(Output.getFilename()); |
| 7397 | } else { |
| 7398 | assert(Output.isNothing() && "Invalid output."); |
| 7399 | } |
| 7400 | |
| 7401 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7402 | !Args.hasArg(options::OPT_nostartfiles)) { |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 7403 | const char *crt1 = nullptr; |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7404 | if (!Args.hasArg(options::OPT_shared)) { |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 7405 | if (Args.hasArg(options::OPT_pg)) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7406 | crt1 = "gcrt1.o"; |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 7407 | else if (IsPIE) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7408 | crt1 = "Scrt1.o"; |
| 7409 | else |
| 7410 | crt1 = "crt1.o"; |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7411 | } |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7412 | if (crt1) |
| 7413 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1))); |
| 7414 | |
| 7415 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 7416 | |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 7417 | const char *crtbegin = nullptr; |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7418 | if (Args.hasArg(options::OPT_static)) |
| 7419 | crtbegin = "crtbeginT.o"; |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 7420 | else if (Args.hasArg(options::OPT_shared) || IsPIE) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7421 | crtbegin = "crtbeginS.o"; |
| 7422 | else |
| 7423 | crtbegin = "crtbegin.o"; |
| 7424 | |
| 7425 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7426 | } |
| 7427 | |
| 7428 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Benjamin Kramer | 22c68ef | 2014-09-11 14:13:49 +0000 | [diff] [blame] | 7429 | const ToolChain::path_list &Paths = ToolChain.getFilePaths(); |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7430 | for (const auto &Path : Paths) |
| 7431 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + Path)); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7432 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 7433 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
David Chisnall | 589a494 | 2010-08-15 22:58:12 +0000 | [diff] [blame] | 7434 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 7435 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 7436 | Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); |
| 7437 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7438 | |
Alexey Samsonov | 907880e | 2015-06-19 19:57:46 +0000 | [diff] [blame] | 7439 | if (D.IsUsingLTO(Args)) |
Alp Toker | ce365ca | 2013-12-02 12:43:03 +0000 | [diff] [blame] | 7440 | AddGoldPlugin(ToolChain, Args, CmdArgs); |
Roman Divacky | f0d7f94 | 2013-11-10 09:31:43 +0000 | [diff] [blame] | 7441 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 7442 | bool NeedsSanitizerDeps = addSanitizerRuntimes(ToolChain, Args, CmdArgs); |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7443 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7444 | |
| 7445 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7446 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 7447 | if (D.CCCIsCXX()) { |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7448 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 7449 | if (Args.hasArg(options::OPT_pg)) |
| 7450 | CmdArgs.push_back("-lm_p"); |
| 7451 | else |
| 7452 | CmdArgs.push_back("-lm"); |
Daniel Dunbar | 4b8ef28 | 2010-02-17 08:07:51 +0000 | [diff] [blame] | 7453 | } |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 7454 | if (NeedsSanitizerDeps) |
| 7455 | linkSanitizerRuntimeDeps(ToolChain, CmdArgs); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7456 | // FIXME: For some reason GCC passes -lgcc and -lgcc_s before adding |
| 7457 | // the default system libraries. Just mimic this for now. |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 7458 | if (Args.hasArg(options::OPT_pg)) |
| 7459 | CmdArgs.push_back("-lgcc_p"); |
| 7460 | else |
| 7461 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7462 | if (Args.hasArg(options::OPT_static)) { |
| 7463 | CmdArgs.push_back("-lgcc_eh"); |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 7464 | } else if (Args.hasArg(options::OPT_pg)) { |
| 7465 | CmdArgs.push_back("-lgcc_eh_p"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7466 | } else { |
| 7467 | CmdArgs.push_back("--as-needed"); |
| 7468 | CmdArgs.push_back("-lgcc_s"); |
| 7469 | CmdArgs.push_back("--no-as-needed"); |
| 7470 | } |
| 7471 | |
Matt Beaumont-Gay | 1fe4915 | 2011-02-10 20:35:01 +0000 | [diff] [blame] | 7472 | if (Args.hasArg(options::OPT_pthread)) { |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 7473 | if (Args.hasArg(options::OPT_pg)) |
| 7474 | CmdArgs.push_back("-lpthread_p"); |
| 7475 | else |
| 7476 | CmdArgs.push_back("-lpthread"); |
Matt Beaumont-Gay | 1fe4915 | 2011-02-10 20:35:01 +0000 | [diff] [blame] | 7477 | } |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7478 | |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 7479 | if (Args.hasArg(options::OPT_pg)) { |
| 7480 | if (Args.hasArg(options::OPT_shared)) |
| 7481 | CmdArgs.push_back("-lc"); |
| 7482 | else |
| 7483 | CmdArgs.push_back("-lc_p"); |
| 7484 | CmdArgs.push_back("-lgcc_p"); |
| 7485 | } else { |
| 7486 | CmdArgs.push_back("-lc"); |
| 7487 | CmdArgs.push_back("-lgcc"); |
| 7488 | } |
| 7489 | |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7490 | if (Args.hasArg(options::OPT_static)) { |
| 7491 | CmdArgs.push_back("-lgcc_eh"); |
Roman Divacky | 66f2276 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 7492 | } else if (Args.hasArg(options::OPT_pg)) { |
| 7493 | CmdArgs.push_back("-lgcc_eh_p"); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7494 | } else { |
| 7495 | CmdArgs.push_back("--as-needed"); |
| 7496 | CmdArgs.push_back("-lgcc_s"); |
| 7497 | CmdArgs.push_back("--no-as-needed"); |
| 7498 | } |
| 7499 | } |
| 7500 | |
| 7501 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7502 | !Args.hasArg(options::OPT_nostartfiles)) { |
Alexey Samsonov | e65ceb9 | 2014-02-25 13:26:03 +0000 | [diff] [blame] | 7503 | if (Args.hasArg(options::OPT_shared) || IsPIE) |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7504 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o"))); |
Roman Divacky | a3c5024 | 2012-09-07 13:36:21 +0000 | [diff] [blame] | 7505 | else |
| 7506 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o"))); |
Roman Divacky | afe2f23 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 7507 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7508 | } |
| 7509 | |
Alexey Samsonov | 7811d19 | 2014-02-20 13:57:37 +0000 | [diff] [blame] | 7510 | addProfileRT(ToolChain, Args, CmdArgs); |
Nick Lewycky | 82fe5f4 | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 7511 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7512 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7513 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | d854c8d | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 7514 | } |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 7515 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7516 | void netbsd::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7517 | const InputInfo &Output, |
| 7518 | const InputInfoList &Inputs, |
| 7519 | const ArgList &Args, |
| 7520 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 7521 | claimNoWarnArgs(Args); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7522 | ArgStringList CmdArgs; |
| 7523 | |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 7524 | // GNU as needs different flags for creating the correct output format |
| 7525 | // on architectures with different ABIs or optional feature sets. |
| 7526 | switch (getToolChain().getArch()) { |
| 7527 | case llvm::Triple::x86: |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7528 | CmdArgs.push_back("--32"); |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 7529 | break; |
| 7530 | case llvm::Triple::arm: |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 7531 | case llvm::Triple::armeb: |
| 7532 | case llvm::Triple::thumb: |
| 7533 | case llvm::Triple::thumbeb: { |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 7534 | StringRef MArch, MCPU; |
Renato Golin | 7c542b4 | 2015-07-27 23:44:45 +0000 | [diff] [blame] | 7535 | getARMArchCPUFromArgs(Args, MArch, MCPU, /*FromAs*/ true); |
| 7536 | std::string Arch = |
| 7537 | arm::getARMTargetCPU(MCPU, MArch, getToolChain().getTriple()); |
Renato Golin | e17c580 | 2015-07-27 23:44:42 +0000 | [diff] [blame] | 7538 | CmdArgs.push_back(Args.MakeArgString("-mcpu=" + Arch)); |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 7539 | break; |
Joerg Sonnenberger | 1f94da5 | 2013-12-05 21:07:29 +0000 | [diff] [blame] | 7540 | } |
| 7541 | |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 7542 | case llvm::Triple::mips: |
| 7543 | case llvm::Triple::mipsel: |
| 7544 | case llvm::Triple::mips64: |
| 7545 | case llvm::Triple::mips64el: { |
Joerg Sonnenberger | 21baded | 2013-12-08 13:54:58 +0000 | [diff] [blame] | 7546 | StringRef CPUName; |
| 7547 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 7548 | mips::getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName); |
Joerg Sonnenberger | 21baded | 2013-12-08 13:54:58 +0000 | [diff] [blame] | 7549 | |
| 7550 | CmdArgs.push_back("-march"); |
| 7551 | CmdArgs.push_back(CPUName.data()); |
| 7552 | |
| 7553 | CmdArgs.push_back("-mabi"); |
| 7554 | CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data()); |
| 7555 | |
| 7556 | if (getToolChain().getArch() == llvm::Triple::mips || |
| 7557 | getToolChain().getArch() == llvm::Triple::mips64) |
| 7558 | CmdArgs.push_back("-EB"); |
| 7559 | else |
| 7560 | CmdArgs.push_back("-EL"); |
| 7561 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 7562 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 7563 | break; |
| 7564 | } |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 7565 | |
| 7566 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 7567 | case llvm::Triple::sparcel: |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 7568 | CmdArgs.push_back("-32"); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 7569 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 7570 | break; |
| 7571 | |
| 7572 | case llvm::Triple::sparcv9: |
| 7573 | CmdArgs.push_back("-64"); |
| 7574 | CmdArgs.push_back("-Av9"); |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 7575 | AddAssemblerKPIC(getToolChain(), Args, CmdArgs); |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 7576 | break; |
| 7577 | |
Joerg Sonnenberger | 25e1817 | 2014-02-19 22:16:19 +0000 | [diff] [blame] | 7578 | default: |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7579 | break; |
Joerg Sonnenberger | 21baded | 2013-12-08 13:54:58 +0000 | [diff] [blame] | 7580 | } |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7581 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7582 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7583 | |
| 7584 | CmdArgs.push_back("-o"); |
| 7585 | CmdArgs.push_back(Output.getFilename()); |
| 7586 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 7587 | for (const auto &II : Inputs) |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7588 | CmdArgs.push_back(II.getFilename()); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7589 | |
David Chisnall | ddbd68f | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 7590 | const char *Exec = Args.MakeArgString((getToolChain().GetProgramPath("as"))); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7591 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7592 | } |
| 7593 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7594 | void netbsd::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 7595 | const InputInfo &Output, |
| 7596 | const InputInfoList &Inputs, |
| 7597 | const ArgList &Args, |
| 7598 | const char *LinkingOutput) const { |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7599 | const Driver &D = getToolChain().getDriver(); |
| 7600 | ArgStringList CmdArgs; |
| 7601 | |
Joerg Sonnenberger | 6165ab1 | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 7602 | if (!D.SysRoot.empty()) |
| 7603 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 7604 | |
Joerg Sonnenberger | 52be0b4 | 2014-03-13 00:42:01 +0000 | [diff] [blame] | 7605 | CmdArgs.push_back("--eh-frame-hdr"); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7606 | if (Args.hasArg(options::OPT_static)) { |
| 7607 | CmdArgs.push_back("-Bstatic"); |
| 7608 | } else { |
| 7609 | if (Args.hasArg(options::OPT_rdynamic)) |
| 7610 | CmdArgs.push_back("-export-dynamic"); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7611 | if (Args.hasArg(options::OPT_shared)) { |
| 7612 | CmdArgs.push_back("-Bshareable"); |
| 7613 | } else { |
| 7614 | CmdArgs.push_back("-dynamic-linker"); |
| 7615 | CmdArgs.push_back("/libexec/ld.elf_so"); |
| 7616 | } |
| 7617 | } |
| 7618 | |
Joerg Sonnenberger | 6cd7deb | 2014-02-02 22:50:34 +0000 | [diff] [blame] | 7619 | // Many NetBSD architectures support more than one ABI. |
| 7620 | // Determine the correct emulation for ld. |
| 7621 | switch (getToolChain().getArch()) { |
| 7622 | case llvm::Triple::x86: |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7623 | CmdArgs.push_back("-m"); |
| 7624 | CmdArgs.push_back("elf_i386"); |
Joerg Sonnenberger | 6cd7deb | 2014-02-02 22:50:34 +0000 | [diff] [blame] | 7625 | break; |
| 7626 | case llvm::Triple::arm: |
| 7627 | case llvm::Triple::thumb: |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 7628 | CmdArgs.push_back("-m"); |
| 7629 | switch (getToolChain().getTriple().getEnvironment()) { |
| 7630 | case llvm::Triple::EABI: |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 7631 | case llvm::Triple::GNUEABI: |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 7632 | CmdArgs.push_back("armelf_nbsd_eabi"); |
| 7633 | break; |
Joerg Sonnenberger | 83a33c0 | 2014-02-06 21:04:32 +0000 | [diff] [blame] | 7634 | case llvm::Triple::EABIHF: |
| 7635 | case llvm::Triple::GNUEABIHF: |
| 7636 | CmdArgs.push_back("armelf_nbsd_eabihf"); |
| 7637 | break; |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 7638 | default: |
| 7639 | CmdArgs.push_back("armelf_nbsd"); |
| 7640 | break; |
| 7641 | } |
Joerg Sonnenberger | 6cd7deb | 2014-02-02 22:50:34 +0000 | [diff] [blame] | 7642 | break; |
Joerg Sonnenberger | b704534 | 2014-08-14 19:12:41 +0000 | [diff] [blame] | 7643 | case llvm::Triple::armeb: |
| 7644 | case llvm::Triple::thumbeb: |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7645 | arm::appendEBLinkFlags( |
| 7646 | Args, CmdArgs, |
John Brawn | 94fd963 | 2015-05-21 12:19:49 +0000 | [diff] [blame] | 7647 | llvm::Triple(getToolChain().ComputeEffectiveClangTriple(Args))); |
Joerg Sonnenberger | b704534 | 2014-08-14 19:12:41 +0000 | [diff] [blame] | 7648 | CmdArgs.push_back("-m"); |
| 7649 | switch (getToolChain().getTriple().getEnvironment()) { |
| 7650 | case llvm::Triple::EABI: |
| 7651 | case llvm::Triple::GNUEABI: |
| 7652 | CmdArgs.push_back("armelfb_nbsd_eabi"); |
| 7653 | break; |
| 7654 | case llvm::Triple::EABIHF: |
| 7655 | case llvm::Triple::GNUEABIHF: |
| 7656 | CmdArgs.push_back("armelfb_nbsd_eabihf"); |
| 7657 | break; |
| 7658 | default: |
| 7659 | CmdArgs.push_back("armelfb_nbsd"); |
| 7660 | break; |
| 7661 | } |
| 7662 | break; |
Joerg Sonnenberger | e7f9759 | 2014-02-02 22:59:16 +0000 | [diff] [blame] | 7663 | case llvm::Triple::mips64: |
| 7664 | case llvm::Triple::mips64el: |
Jonathan Roelofs | 2cea1be | 2014-02-12 03:21:20 +0000 | [diff] [blame] | 7665 | if (mips::hasMipsAbiArg(Args, "32")) { |
Joerg Sonnenberger | e7f9759 | 2014-02-02 22:59:16 +0000 | [diff] [blame] | 7666 | CmdArgs.push_back("-m"); |
| 7667 | if (getToolChain().getArch() == llvm::Triple::mips64) |
| 7668 | CmdArgs.push_back("elf32btsmip"); |
| 7669 | else |
| 7670 | CmdArgs.push_back("elf32ltsmip"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7671 | } else if (mips::hasMipsAbiArg(Args, "64")) { |
| 7672 | CmdArgs.push_back("-m"); |
| 7673 | if (getToolChain().getArch() == llvm::Triple::mips64) |
| 7674 | CmdArgs.push_back("elf64btsmip"); |
| 7675 | else |
| 7676 | CmdArgs.push_back("elf64ltsmip"); |
| 7677 | } |
| 7678 | break; |
Joerg Sonnenberger | dd13b30 | 2014-08-13 14:17:32 +0000 | [diff] [blame] | 7679 | case llvm::Triple::ppc: |
| 7680 | CmdArgs.push_back("-m"); |
| 7681 | CmdArgs.push_back("elf32ppc_nbsd"); |
| 7682 | break; |
| 7683 | |
| 7684 | case llvm::Triple::ppc64: |
| 7685 | case llvm::Triple::ppc64le: |
| 7686 | CmdArgs.push_back("-m"); |
| 7687 | CmdArgs.push_back("elf64ppc"); |
| 7688 | break; |
Joerg Sonnenberger | ed3f069 | 2014-02-19 22:40:18 +0000 | [diff] [blame] | 7689 | |
| 7690 | case llvm::Triple::sparc: |
| 7691 | CmdArgs.push_back("-m"); |
| 7692 | CmdArgs.push_back("elf32_sparc"); |
| 7693 | break; |
| 7694 | |
| 7695 | case llvm::Triple::sparcv9: |
| 7696 | CmdArgs.push_back("-m"); |
| 7697 | CmdArgs.push_back("elf64_sparc"); |
| 7698 | break; |
| 7699 | |
Joerg Sonnenberger | 6cd7deb | 2014-02-02 22:50:34 +0000 | [diff] [blame] | 7700 | default: |
| 7701 | break; |
Joerg Sonnenberger | 25de31d | 2014-02-02 22:47:37 +0000 | [diff] [blame] | 7702 | } |
| 7703 | |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7704 | if (Output.isFilename()) { |
| 7705 | CmdArgs.push_back("-o"); |
| 7706 | CmdArgs.push_back(Output.getFilename()); |
| 7707 | } else { |
| 7708 | assert(Output.isNothing() && "Invalid output."); |
| 7709 | } |
| 7710 | |
| 7711 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7712 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 7713 | if (!Args.hasArg(options::OPT_shared)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7714 | CmdArgs.push_back( |
| 7715 | Args.MakeArgString(getToolChain().GetFilePath("crt0.o"))); |
| 7716 | CmdArgs.push_back( |
| 7717 | Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
| 7718 | CmdArgs.push_back( |
| 7719 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7720 | } else { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7721 | CmdArgs.push_back( |
| 7722 | Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
| 7723 | CmdArgs.push_back( |
| 7724 | Args.MakeArgString(getToolChain().GetFilePath("crtbeginS.o"))); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7725 | } |
| 7726 | } |
| 7727 | |
| 7728 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 7729 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 7730 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 7731 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 7732 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 7733 | Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); |
| 7734 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
| 7735 | |
| 7736 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 7737 | |
Joerg Sonnenberger | a443563 | 2013-10-14 20:13:05 +0000 | [diff] [blame] | 7738 | unsigned Major, Minor, Micro; |
| 7739 | getToolChain().getTriple().getOSVersion(Major, Minor, Micro); |
| 7740 | bool useLibgcc = true; |
Joerg Sonnenberger | c888757 | 2014-07-25 20:57:24 +0000 | [diff] [blame] | 7741 | if (Major >= 7 || (Major == 6 && Minor == 99 && Micro >= 49) || Major == 0) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7742 | switch (getToolChain().getArch()) { |
Joerg Sonnenberger | 323cea9 | 2014-08-09 18:28:36 +0000 | [diff] [blame] | 7743 | case llvm::Triple::aarch64: |
Joerg Sonnenberger | 1ea6647 | 2014-05-07 08:45:26 +0000 | [diff] [blame] | 7744 | case llvm::Triple::arm: |
| 7745 | case llvm::Triple::armeb: |
| 7746 | case llvm::Triple::thumb: |
| 7747 | case llvm::Triple::thumbeb: |
Joerg Sonnenberger | c888757 | 2014-07-25 20:57:24 +0000 | [diff] [blame] | 7748 | case llvm::Triple::ppc: |
Joerg Sonnenberger | dd13b30 | 2014-08-13 14:17:32 +0000 | [diff] [blame] | 7749 | case llvm::Triple::ppc64: |
| 7750 | case llvm::Triple::ppc64le: |
Joerg Sonnenberger | d769a1e | 2014-01-18 00:50:49 +0000 | [diff] [blame] | 7751 | case llvm::Triple::x86: |
| 7752 | case llvm::Triple::x86_64: |
Joerg Sonnenberger | a443563 | 2013-10-14 20:13:05 +0000 | [diff] [blame] | 7753 | useLibgcc = false; |
Joerg Sonnenberger | d769a1e | 2014-01-18 00:50:49 +0000 | [diff] [blame] | 7754 | break; |
| 7755 | default: |
| 7756 | break; |
| 7757 | } |
Joerg Sonnenberger | a443563 | 2013-10-14 20:13:05 +0000 | [diff] [blame] | 7758 | } |
| 7759 | |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7760 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7761 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 7762 | if (D.CCCIsCXX()) { |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7763 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
| 7764 | CmdArgs.push_back("-lm"); |
| 7765 | } |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7766 | if (Args.hasArg(options::OPT_pthread)) |
| 7767 | CmdArgs.push_back("-lpthread"); |
| 7768 | CmdArgs.push_back("-lc"); |
| 7769 | |
Joerg Sonnenberger | a443563 | 2013-10-14 20:13:05 +0000 | [diff] [blame] | 7770 | if (useLibgcc) { |
| 7771 | if (Args.hasArg(options::OPT_static)) { |
| 7772 | // libgcc_eh depends on libc, so resolve as much as possible, |
| 7773 | // pull in any new requirements from libc and then get the rest |
| 7774 | // of libgcc. |
| 7775 | CmdArgs.push_back("-lgcc_eh"); |
| 7776 | CmdArgs.push_back("-lc"); |
| 7777 | CmdArgs.push_back("-lgcc"); |
| 7778 | } else { |
| 7779 | CmdArgs.push_back("-lgcc"); |
| 7780 | CmdArgs.push_back("--as-needed"); |
| 7781 | CmdArgs.push_back("-lgcc_s"); |
| 7782 | CmdArgs.push_back("--no-as-needed"); |
| 7783 | } |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7784 | } |
| 7785 | } |
| 7786 | |
| 7787 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 7788 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 7789 | if (!Args.hasArg(options::OPT_shared)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7790 | CmdArgs.push_back( |
| 7791 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7792 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7793 | CmdArgs.push_back( |
| 7794 | Args.MakeArgString(getToolChain().GetFilePath("crtendS.o"))); |
| 7795 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o"))); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7796 | } |
| 7797 | |
Alexey Samsonov | 7811d19 | 2014-02-20 13:57:37 +0000 | [diff] [blame] | 7798 | addProfileRT(getToolChain(), Args, CmdArgs); |
Nick Lewycky | 82fe5f4 | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 7799 | |
Logan Chien | eb9162f | 2014-06-26 14:23:45 +0000 | [diff] [blame] | 7800 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 7801 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Benjamin Kramer | 24f1d3e | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 7802 | } |
| 7803 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 7804 | void gnutools::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 7805 | const InputInfo &Output, |
| 7806 | const InputInfoList &Inputs, |
| 7807 | const ArgList &Args, |
| 7808 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 7809 | claimNoWarnArgs(Args); |
| 7810 | |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 7811 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 7812 | llvm::Triple Triple = llvm::Triple(TripleStr); |
| 7813 | |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 7814 | ArgStringList CmdArgs; |
Jakob Stoklund Olesen | 8d7f506 | 2014-01-12 04:53:36 +0000 | [diff] [blame] | 7815 | bool NeedsKPIC = false; |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 7816 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 7817 | llvm::Reloc::Model RelocationModel; |
| 7818 | unsigned PICLevel; |
| 7819 | bool IsPIE; |
| 7820 | std::tie(RelocationModel, PICLevel, IsPIE) = |
| 7821 | ParsePICArgs(getToolChain(), Triple, Args); |
| 7822 | |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7823 | switch (getToolChain().getArch()) { |
| 7824 | default: |
| 7825 | break; |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 7826 | // Add --32/--64 to make sure we get the format we want. |
| 7827 | // This is incomplete |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7828 | case llvm::Triple::x86: |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 7829 | CmdArgs.push_back("--32"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7830 | break; |
| 7831 | case llvm::Triple::x86_64: |
Zinovy Nis | 1db9573 | 2014-07-10 15:27:19 +0000 | [diff] [blame] | 7832 | if (getToolChain().getTriple().getEnvironment() == llvm::Triple::GNUX32) |
| 7833 | CmdArgs.push_back("--x32"); |
| 7834 | else |
| 7835 | CmdArgs.push_back("--64"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7836 | break; |
| 7837 | case llvm::Triple::ppc: |
Eli Friedman | 4a4932c | 2011-11-28 23:46:52 +0000 | [diff] [blame] | 7838 | CmdArgs.push_back("-a32"); |
| 7839 | CmdArgs.push_back("-mppc"); |
| 7840 | CmdArgs.push_back("-many"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7841 | break; |
| 7842 | case llvm::Triple::ppc64: |
Eli Friedman | 4a4932c | 2011-11-28 23:46:52 +0000 | [diff] [blame] | 7843 | CmdArgs.push_back("-a64"); |
| 7844 | CmdArgs.push_back("-mppc64"); |
| 7845 | CmdArgs.push_back("-many"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7846 | break; |
| 7847 | case llvm::Triple::ppc64le: |
Bill Schmidt | 778d387 | 2013-07-26 01:36:11 +0000 | [diff] [blame] | 7848 | CmdArgs.push_back("-a64"); |
Will Schmidt | c1fc190 | 2014-03-24 17:10:37 +0000 | [diff] [blame] | 7849 | CmdArgs.push_back("-mppc64"); |
Bill Schmidt | 778d387 | 2013-07-26 01:36:11 +0000 | [diff] [blame] | 7850 | CmdArgs.push_back("-many"); |
Will Schmidt | c1fc190 | 2014-03-24 17:10:37 +0000 | [diff] [blame] | 7851 | CmdArgs.push_back("-mlittle-endian"); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7852 | break; |
| 7853 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 7854 | case llvm::Triple::sparcel: |
Jakob Stoklund Olesen | 2490e55 | 2014-01-10 03:51:29 +0000 | [diff] [blame] | 7855 | CmdArgs.push_back("-32"); |
Jakob Stoklund Olesen | 58801bf | 2014-01-11 18:25:01 +0000 | [diff] [blame] | 7856 | CmdArgs.push_back("-Av8plusa"); |
Jakob Stoklund Olesen | 8d7f506 | 2014-01-12 04:53:36 +0000 | [diff] [blame] | 7857 | NeedsKPIC = true; |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7858 | break; |
| 7859 | case llvm::Triple::sparcv9: |
Jakob Stoklund Olesen | 2490e55 | 2014-01-10 03:51:29 +0000 | [diff] [blame] | 7860 | CmdArgs.push_back("-64"); |
Jakob Stoklund Olesen | 58801bf | 2014-01-11 18:25:01 +0000 | [diff] [blame] | 7861 | CmdArgs.push_back("-Av9a"); |
Jakob Stoklund Olesen | 8d7f506 | 2014-01-12 04:53:36 +0000 | [diff] [blame] | 7862 | NeedsKPIC = true; |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7863 | break; |
| 7864 | case llvm::Triple::arm: |
| 7865 | case llvm::Triple::armeb: |
| 7866 | case llvm::Triple::thumb: |
| 7867 | case llvm::Triple::thumbeb: { |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 7868 | const llvm::Triple &Triple2 = getToolChain().getTriple(); |
| 7869 | switch (Triple2.getSubArch()) { |
Scott Douglass | 3205f52 | 2015-03-23 10:54:24 +0000 | [diff] [blame] | 7870 | case llvm::Triple::ARMSubArch_v7: |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 7871 | CmdArgs.push_back("-mfpu=neon"); |
Scott Douglass | 3205f52 | 2015-03-23 10:54:24 +0000 | [diff] [blame] | 7872 | break; |
| 7873 | case llvm::Triple::ARMSubArch_v8: |
Bernard Ogden | a58ef05 | 2013-10-24 18:32:41 +0000 | [diff] [blame] | 7874 | CmdArgs.push_back("-mfpu=crypto-neon-fp-armv8"); |
Scott Douglass | 3205f52 | 2015-03-23 10:54:24 +0000 | [diff] [blame] | 7875 | break; |
| 7876 | default: |
| 7877 | break; |
| 7878 | } |
Evgeniy Stepanov | ed943f6 | 2012-04-20 09:03:40 +0000 | [diff] [blame] | 7879 | |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 7880 | StringRef ARMFloatABI = |
| 7881 | tools::arm::getARMFloatABI(getToolChain().getDriver(), Args, Triple); |
Evgeniy Stepanov | ed943f6 | 2012-04-20 09:03:40 +0000 | [diff] [blame] | 7882 | CmdArgs.push_back(Args.MakeArgString("-mfloat-abi=" + ARMFloatABI)); |
Evgeniy Stepanov | 582911a | 2012-04-24 09:05:31 +0000 | [diff] [blame] | 7883 | |
| 7884 | Args.AddLastArg(CmdArgs, options::OPT_march_EQ); |
Ana Pazos | dd6068d | 2013-12-06 22:43:17 +0000 | [diff] [blame] | 7885 | |
| 7886 | // FIXME: remove krait check when GNU tools support krait cpu |
| 7887 | // for now replace it with -march=armv7-a to avoid a lower |
| 7888 | // march from being picked in the absence of a cpu flag. |
| 7889 | Arg *A; |
| 7890 | if ((A = Args.getLastArg(options::OPT_mcpu_EQ)) && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7891 | StringRef(A->getValue()).lower() == "krait") |
| 7892 | CmdArgs.push_back("-march=armv7-a"); |
Ana Pazos | dd6068d | 2013-12-06 22:43:17 +0000 | [diff] [blame] | 7893 | else |
| 7894 | Args.AddLastArg(CmdArgs, options::OPT_mcpu_EQ); |
Evgeniy Stepanov | 582911a | 2012-04-24 09:05:31 +0000 | [diff] [blame] | 7895 | Args.AddLastArg(CmdArgs, options::OPT_mfpu_EQ); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7896 | break; |
| 7897 | } |
| 7898 | case llvm::Triple::mips: |
| 7899 | case llvm::Triple::mipsel: |
| 7900 | case llvm::Triple::mips64: |
| 7901 | case llvm::Triple::mips64el: { |
Simon Atanasyan | 571d7bd | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 7902 | StringRef CPUName; |
| 7903 | StringRef ABIName; |
Simon Atanasyan | 7018e1d | 2014-07-16 12:29:22 +0000 | [diff] [blame] | 7904 | mips::getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7905 | ABIName = getGnuCompatibleMipsABIName(ABIName); |
Akira Hatanaka | 5e9dde3 | 2011-11-30 19:31:38 +0000 | [diff] [blame] | 7906 | |
Simon Atanasyan | 571d7bd | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 7907 | CmdArgs.push_back("-march"); |
| 7908 | CmdArgs.push_back(CPUName.data()); |
| 7909 | |
Simon Atanasyan | 571d7bd | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 7910 | CmdArgs.push_back("-mabi"); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7911 | CmdArgs.push_back(ABIName.data()); |
| 7912 | |
Daniel Sanders | 54d8ee6 | 2014-07-23 12:06:13 +0000 | [diff] [blame] | 7913 | // -mno-shared should be emitted unless -fpic, -fpie, -fPIC, -fPIE, |
| 7914 | // or -mshared (not implemented) is in effect. |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 7915 | if (RelocationModel == llvm::Reloc::Static) |
Daniel Sanders | 54d8ee6 | 2014-07-23 12:06:13 +0000 | [diff] [blame] | 7916 | CmdArgs.push_back("-mno-shared"); |
| 7917 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7918 | // LLVM doesn't support -mplt yet and acts as if it is always given. |
| 7919 | // However, -mplt has no effect with the N64 ABI. |
| 7920 | CmdArgs.push_back(ABIName == "64" ? "-KPIC" : "-call_nonpic"); |
Simon Atanasyan | 2390aa1 | 2012-04-06 19:15:24 +0000 | [diff] [blame] | 7921 | |
| 7922 | if (getToolChain().getArch() == llvm::Triple::mips || |
| 7923 | getToolChain().getArch() == llvm::Triple::mips64) |
| 7924 | CmdArgs.push_back("-EB"); |
| 7925 | else |
| 7926 | CmdArgs.push_back("-EL"); |
Simon Atanasyan | 217dc2d | 2012-05-29 19:07:33 +0000 | [diff] [blame] | 7927 | |
Simon Atanasyan | 22127ce | 2013-09-24 09:09:16 +0000 | [diff] [blame] | 7928 | if (Arg *A = Args.getLastArg(options::OPT_mnan_EQ)) { |
| 7929 | if (StringRef(A->getValue()) == "2008") |
| 7930 | CmdArgs.push_back(Args.MakeArgString("-mnan=2008")); |
| 7931 | } |
| 7932 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7933 | // Add the last -mfp32/-mfpxx/-mfp64 or -mfpxx if it is enabled by default. |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 7934 | StringRef MIPSFloatABI = getMipsFloatABI(getToolChain().getDriver(), Args); |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7935 | if (Arg *A = Args.getLastArg(options::OPT_mfp32, options::OPT_mfpxx, |
| 7936 | options::OPT_mfp64)) { |
| 7937 | A->claim(); |
| 7938 | A->render(Args, CmdArgs); |
Toma Tabacu | 94ea686 | 2015-06-16 13:54:13 +0000 | [diff] [blame] | 7939 | } else if (mips::shouldUseFPXX(Args, getToolChain().getTriple(), CPUName, |
| 7940 | ABIName, MIPSFloatABI)) |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7941 | CmdArgs.push_back("-mfpxx"); |
| 7942 | |
| 7943 | // Pass on -mmips16 or -mno-mips16. However, the assembler equivalent of |
| 7944 | // -mno-mips16 is actually -no-mips16. |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7945 | if (Arg *A = |
| 7946 | Args.getLastArg(options::OPT_mips16, options::OPT_mno_mips16)) { |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7947 | if (A->getOption().matches(options::OPT_mips16)) { |
| 7948 | A->claim(); |
| 7949 | A->render(Args, CmdArgs); |
| 7950 | } else { |
| 7951 | A->claim(); |
| 7952 | CmdArgs.push_back("-no-mips16"); |
| 7953 | } |
| 7954 | } |
| 7955 | |
Simon Atanasyan | 036d16d | 2013-04-30 07:47:13 +0000 | [diff] [blame] | 7956 | Args.AddLastArg(CmdArgs, options::OPT_mmicromips, |
| 7957 | options::OPT_mno_micromips); |
| 7958 | Args.AddLastArg(CmdArgs, options::OPT_mdsp, options::OPT_mno_dsp); |
| 7959 | Args.AddLastArg(CmdArgs, options::OPT_mdspr2, options::OPT_mno_dspr2); |
| 7960 | |
Simon Atanasyan | bd98663 | 2013-11-26 11:58:04 +0000 | [diff] [blame] | 7961 | if (Arg *A = Args.getLastArg(options::OPT_mmsa, options::OPT_mno_msa)) { |
| 7962 | // Do not use AddLastArg because not all versions of MIPS assembler |
| 7963 | // support -mmsa / -mno-msa options. |
| 7964 | if (A->getOption().matches(options::OPT_mmsa)) |
| 7965 | CmdArgs.push_back(Args.MakeArgString("-mmsa")); |
| 7966 | } |
| 7967 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7968 | Args.AddLastArg(CmdArgs, options::OPT_mhard_float, |
| 7969 | options::OPT_msoft_float); |
| 7970 | |
Toma Tabacu | b36d610 | 2015-06-11 12:13:18 +0000 | [diff] [blame] | 7971 | Args.AddLastArg(CmdArgs, options::OPT_mdouble_float, |
| 7972 | options::OPT_msingle_float); |
| 7973 | |
Daniel Sanders | 379d44b | 2014-07-16 11:52:23 +0000 | [diff] [blame] | 7974 | Args.AddLastArg(CmdArgs, options::OPT_modd_spreg, |
| 7975 | options::OPT_mno_odd_spreg); |
| 7976 | |
Jakob Stoklund Olesen | 8d7f506 | 2014-01-12 04:53:36 +0000 | [diff] [blame] | 7977 | NeedsKPIC = true; |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7978 | break; |
| 7979 | } |
| 7980 | case llvm::Triple::systemz: { |
Jakob Stoklund Olesen | 8d7f506 | 2014-01-12 04:53:36 +0000 | [diff] [blame] | 7981 | // Always pass an -march option, since our default of z10 is later |
| 7982 | // than the GNU assembler's default. |
| 7983 | StringRef CPUName = getSystemZTargetCPU(Args); |
| 7984 | CmdArgs.push_back(Args.MakeArgString("-march=" + CPUName)); |
Scott Douglass | d4cfffc | 2015-03-23 10:46:28 +0000 | [diff] [blame] | 7985 | break; |
| 7986 | } |
Jakob Stoklund Olesen | 8d7f506 | 2014-01-12 04:53:36 +0000 | [diff] [blame] | 7987 | } |
| 7988 | |
James Y Knight | 5bdf7ab | 2015-08-19 15:12:02 +0000 | [diff] [blame] | 7989 | if (NeedsKPIC) { |
| 7990 | if (RelocationModel != llvm::Reloc::Static) |
| 7991 | CmdArgs.push_back("-KPIC"); |
| 7992 | } |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 7993 | |
Renato Golin | a74bbc7 | 2015-07-22 15:32:36 +0000 | [diff] [blame] | 7994 | Args.AddAllArgs(CmdArgs, options::OPT_I); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 7995 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 7996 | |
| 7997 | CmdArgs.push_back("-o"); |
| 7998 | CmdArgs.push_back(Output.getFilename()); |
| 7999 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8000 | for (const auto &II : Inputs) |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8001 | CmdArgs.push_back(II.getFilename()); |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8002 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8003 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8004 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Eric Christopher | 30aa6b6 | 2013-06-05 23:58:15 +0000 | [diff] [blame] | 8005 | |
| 8006 | // Handle the debug info splitting at object creation time if we're |
| 8007 | // creating an object. |
| 8008 | // TODO: Currently only works on linux with newer objcopy. |
| 8009 | if (Args.hasArg(options::OPT_gsplit_dwarf) && |
Cameron Esfahani | 556d91e | 2013-09-14 01:09:11 +0000 | [diff] [blame] | 8010 | getToolChain().getTriple().isOSLinux()) |
Eric Christopher | 30aa6b6 | 2013-06-05 23:58:15 +0000 | [diff] [blame] | 8011 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, |
Artem Belevich | ba55895 | 2015-05-06 18:20:23 +0000 | [diff] [blame] | 8012 | SplitDebugName(Args, Inputs[0])); |
Rafael Espindola | 92b0093 | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 8013 | } |
| 8014 | |
Benjamin Kramer | 9299637dc | 2014-03-04 19:31:42 +0000 | [diff] [blame] | 8015 | static void AddLibgcc(const llvm::Triple &Triple, const Driver &D, |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8016 | ArgStringList &CmdArgs, const ArgList &Args) { |
Logan Chien | c6fd820 | 2012-09-02 09:30:11 +0000 | [diff] [blame] | 8017 | bool isAndroid = Triple.getEnvironment() == llvm::Triple::Android; |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 8018 | bool isCygMing = Triple.isOSCygMing(); |
Chandler Carruth | 58d6eb6 | 2013-03-04 02:07:55 +0000 | [diff] [blame] | 8019 | bool StaticLibgcc = Args.hasArg(options::OPT_static_libgcc) || |
| 8020 | Args.hasArg(options::OPT_static); |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8021 | if (!D.CCCIsCXX()) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8022 | CmdArgs.push_back("-lgcc"); |
| 8023 | |
Logan Chien | 3d3373c | 2012-11-19 12:04:11 +0000 | [diff] [blame] | 8024 | if (StaticLibgcc || isAndroid) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8025 | if (D.CCCIsCXX()) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8026 | CmdArgs.push_back("-lgcc"); |
| 8027 | } else { |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 8028 | if (!D.CCCIsCXX() && !isCygMing) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8029 | CmdArgs.push_back("--as-needed"); |
| 8030 | CmdArgs.push_back("-lgcc_s"); |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 8031 | if (!D.CCCIsCXX() && !isCygMing) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8032 | CmdArgs.push_back("--no-as-needed"); |
| 8033 | } |
| 8034 | |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8035 | if (StaticLibgcc && !isAndroid) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8036 | CmdArgs.push_back("-lgcc_eh"); |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8037 | else if (!Args.hasArg(options::OPT_shared) && D.CCCIsCXX()) |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8038 | CmdArgs.push_back("-lgcc"); |
Logan Chien | 3d3373c | 2012-11-19 12:04:11 +0000 | [diff] [blame] | 8039 | |
| 8040 | // According to Android ABI, we have to link with libdl if we are |
| 8041 | // linking with non-static libgcc. |
| 8042 | // |
| 8043 | // NOTE: This fixes a link error on Android MIPS as well. The non-static |
| 8044 | // libgcc for MIPS relies on _Unwind_Find_FDE and dl_iterate_phdr from libdl. |
| 8045 | if (isAndroid && !StaticLibgcc) |
| 8046 | CmdArgs.push_back("-ldl"); |
Rafael Espindola | cc35432 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 8047 | } |
| 8048 | |
Simon Atanasyan | 2c590ff | 2014-08-04 12:57:52 +0000 | [diff] [blame] | 8049 | static std::string getLinuxDynamicLinker(const ArgList &Args, |
| 8050 | const toolchains::Linux &ToolChain) { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8051 | const llvm::Triple::ArchType Arch = ToolChain.getArch(); |
| 8052 | |
Alexey Bataev | cf7ae30 | 2014-01-23 09:08:32 +0000 | [diff] [blame] | 8053 | if (ToolChain.getTriple().getEnvironment() == llvm::Triple::Android) { |
| 8054 | if (ToolChain.getTriple().isArch64Bit()) |
| 8055 | return "/system/bin/linker64"; |
| 8056 | else |
| 8057 | return "/system/bin/linker"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8058 | } else if (Arch == llvm::Triple::x86 || Arch == llvm::Triple::sparc || |
| 8059 | Arch == llvm::Triple::sparcel) |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 8060 | return "/lib/ld-linux.so.2"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8061 | else if (Arch == llvm::Triple::aarch64) |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 8062 | return "/lib/ld-linux-aarch64.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8063 | else if (Arch == llvm::Triple::aarch64_be) |
Christian Pirker | a74c791 | 2014-03-14 12:15:45 +0000 | [diff] [blame] | 8064 | return "/lib/ld-linux-aarch64_be.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8065 | else if (Arch == llvm::Triple::arm || Arch == llvm::Triple::thumb) { |
Renato Golin | 24ba3e9 | 2015-07-27 09:56:37 +0000 | [diff] [blame] | 8066 | if (ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUEABIHF || |
| 8067 | tools::arm::getARMFloatABI(ToolChain.getDriver(), Args, ToolChain.getTriple()) == "hard") |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 8068 | return "/lib/ld-linux-armhf.so.3"; |
| 8069 | else |
| 8070 | return "/lib/ld-linux.so.3"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8071 | } else if (Arch == llvm::Triple::armeb || Arch == llvm::Triple::thumbeb) { |
| 8072 | // TODO: check which dynamic linker name. |
Renato Golin | 24ba3e9 | 2015-07-27 09:56:37 +0000 | [diff] [blame] | 8073 | if (ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUEABIHF || |
| 8074 | tools::arm::getARMFloatABI(ToolChain.getDriver(), Args, ToolChain.getTriple()) == "hard") |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8075 | return "/lib/ld-linux-armhf.so.3"; |
Christian Pirker | f01cd6f | 2014-03-28 14:40:46 +0000 | [diff] [blame] | 8076 | else |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8077 | return "/lib/ld-linux.so.3"; |
| 8078 | } else if (Arch == llvm::Triple::mips || Arch == llvm::Triple::mipsel || |
| 8079 | Arch == llvm::Triple::mips64 || Arch == llvm::Triple::mips64el) { |
Simon Atanasyan | 2c590ff | 2014-08-04 12:57:52 +0000 | [diff] [blame] | 8080 | StringRef CPUName; |
| 8081 | StringRef ABIName; |
| 8082 | mips::getMipsCPUAndABI(Args, ToolChain.getTriple(), CPUName, ABIName); |
| 8083 | bool IsNaN2008 = mips::isNaN2008(Args, ToolChain.getTriple()); |
| 8084 | |
| 8085 | StringRef LibDir = llvm::StringSwitch<llvm::StringRef>(ABIName) |
| 8086 | .Case("o32", "/lib") |
| 8087 | .Case("n32", "/lib32") |
| 8088 | .Case("n64", "/lib64") |
| 8089 | .Default("/lib"); |
Simon Atanasyan | d95c67d | 2014-08-13 14:34:14 +0000 | [diff] [blame] | 8090 | StringRef LibName; |
| 8091 | if (mips::isUCLibc(Args)) |
| 8092 | LibName = IsNaN2008 ? "ld-uClibc-mipsn8.so.0" : "ld-uClibc.so.0"; |
| 8093 | else |
| 8094 | LibName = IsNaN2008 ? "ld-linux-mipsn8.so.1" : "ld.so.1"; |
Simon Atanasyan | 2c590ff | 2014-08-04 12:57:52 +0000 | [diff] [blame] | 8095 | |
| 8096 | return (LibDir + "/" + LibName).str(); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8097 | } else if (Arch == llvm::Triple::ppc) |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 8098 | return "/lib/ld.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8099 | else if (Arch == llvm::Triple::ppc64) { |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 8100 | if (ppc::hasPPCAbiArg(Args, "elfv2")) |
| 8101 | return "/lib64/ld64.so.2"; |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 8102 | return "/lib64/ld64.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8103 | } else if (Arch == llvm::Triple::ppc64le) { |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 8104 | if (ppc::hasPPCAbiArg(Args, "elfv1")) |
| 8105 | return "/lib64/ld64.so.1"; |
Ulrich Weigand | 68e902c | 2014-06-20 14:19:02 +0000 | [diff] [blame] | 8106 | return "/lib64/ld64.so.2"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8107 | } else if (Arch == llvm::Triple::systemz) |
Ulrich Weigand | 8afad61 | 2014-07-28 13:17:52 +0000 | [diff] [blame] | 8108 | return "/lib64/ld64.so.1"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8109 | else if (Arch == llvm::Triple::sparcv9) |
Jakob Stoklund Olesen | 73cb84c | 2014-01-10 08:18:34 +0000 | [diff] [blame] | 8110 | return "/lib64/ld-linux.so.2"; |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8111 | else if (Arch == llvm::Triple::x86_64 && |
Zinovy Nis | 1db9573 | 2014-07-10 15:27:19 +0000 | [diff] [blame] | 8112 | ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUX32) |
| 8113 | return "/libx32/ld-linux-x32.so.2"; |
Peter Collingbourne | 9d9e1fc | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 8114 | else |
| 8115 | return "/lib64/ld-linux-x86-64.so.2"; |
| 8116 | } |
| 8117 | |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 8118 | static void AddRunTimeLibs(const ToolChain &TC, const Driver &D, |
Saleem Abdulrasool | 2e46ebe | 2014-12-30 22:52:06 +0000 | [diff] [blame] | 8119 | ArgStringList &CmdArgs, const ArgList &Args) { |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 8120 | // Make use of compiler-rt if --rtlib option is used |
| 8121 | ToolChain::RuntimeLibType RLT = TC.GetRuntimeLibType(Args); |
| 8122 | |
Saleem Abdulrasool | 8d7ade7 | 2014-12-30 02:10:36 +0000 | [diff] [blame] | 8123 | switch (RLT) { |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 8124 | case ToolChain::RLT_CompilerRT: |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 8125 | switch (TC.getTriple().getOS()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8126 | default: |
| 8127 | llvm_unreachable("unsupported OS"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 8128 | case llvm::Triple::Win32: |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 8129 | case llvm::Triple::Linux: |
Saleem Abdulrasool | 8d7ade7 | 2014-12-30 02:10:36 +0000 | [diff] [blame] | 8130 | addClangRT(TC, Args, CmdArgs); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 8131 | break; |
| 8132 | } |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 8133 | break; |
| 8134 | case ToolChain::RLT_Libgcc: |
| 8135 | AddLibgcc(TC.getTriple(), D, CmdArgs, Args); |
| 8136 | break; |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 8137 | } |
| 8138 | } |
| 8139 | |
Rafael Espindola | 1e08577 | 2014-08-15 17:14:35 +0000 | [diff] [blame] | 8140 | static const char *getLDMOption(const llvm::Triple &T, const ArgList &Args) { |
| 8141 | switch (T.getArch()) { |
| 8142 | case llvm::Triple::x86: |
| 8143 | return "elf_i386"; |
| 8144 | case llvm::Triple::aarch64: |
| 8145 | return "aarch64linux"; |
| 8146 | case llvm::Triple::aarch64_be: |
| 8147 | return "aarch64_be_linux"; |
| 8148 | case llvm::Triple::arm: |
| 8149 | case llvm::Triple::thumb: |
| 8150 | return "armelf_linux_eabi"; |
| 8151 | case llvm::Triple::armeb: |
| 8152 | case llvm::Triple::thumbeb: |
| 8153 | return "armebelf_linux_eabi"; /* TODO: check which NAME. */ |
| 8154 | case llvm::Triple::ppc: |
| 8155 | return "elf32ppclinux"; |
| 8156 | case llvm::Triple::ppc64: |
| 8157 | return "elf64ppc"; |
| 8158 | case llvm::Triple::ppc64le: |
| 8159 | return "elf64lppc"; |
| 8160 | case llvm::Triple::sparc: |
Douglas Katzman | f36dddf | 2015-05-11 15:21:44 +0000 | [diff] [blame] | 8161 | case llvm::Triple::sparcel: |
Rafael Espindola | 1e08577 | 2014-08-15 17:14:35 +0000 | [diff] [blame] | 8162 | return "elf32_sparc"; |
| 8163 | case llvm::Triple::sparcv9: |
| 8164 | return "elf64_sparc"; |
| 8165 | case llvm::Triple::mips: |
| 8166 | return "elf32btsmip"; |
| 8167 | case llvm::Triple::mipsel: |
| 8168 | return "elf32ltsmip"; |
| 8169 | case llvm::Triple::mips64: |
| 8170 | if (mips::hasMipsAbiArg(Args, "n32")) |
| 8171 | return "elf32btsmipn32"; |
| 8172 | return "elf64btsmip"; |
| 8173 | case llvm::Triple::mips64el: |
| 8174 | if (mips::hasMipsAbiArg(Args, "n32")) |
| 8175 | return "elf32ltsmipn32"; |
| 8176 | return "elf64ltsmip"; |
| 8177 | case llvm::Triple::systemz: |
| 8178 | return "elf64_s390"; |
| 8179 | case llvm::Triple::x86_64: |
| 8180 | if (T.getEnvironment() == llvm::Triple::GNUX32) |
| 8181 | return "elf32_x86_64"; |
| 8182 | return "elf_x86_64"; |
| 8183 | default: |
| 8184 | llvm_unreachable("Unexpected arch"); |
| 8185 | } |
| 8186 | } |
| 8187 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8188 | void gnutools::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 8189 | const InputInfo &Output, |
| 8190 | const InputInfoList &Inputs, |
| 8191 | const ArgList &Args, |
| 8192 | const char *LinkingOutput) const { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8193 | const toolchains::Linux &ToolChain = |
| 8194 | static_cast<const toolchains::Linux &>(getToolChain()); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8195 | const Driver &D = ToolChain.getDriver(); |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 8196 | |
| 8197 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 8198 | llvm::Triple Triple = llvm::Triple(TripleStr); |
| 8199 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8200 | const llvm::Triple::ArchType Arch = ToolChain.getArch(); |
NAKAMURA Takumi | 557fb62 | 2014-06-29 16:00:11 +0000 | [diff] [blame] | 8201 | const bool isAndroid = |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8202 | ToolChain.getTriple().getEnvironment() == llvm::Triple::Android; |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 8203 | const bool IsPIE = |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8204 | !Args.hasArg(options::OPT_shared) && !Args.hasArg(options::OPT_static) && |
| 8205 | (Args.hasArg(options::OPT_pie) || ToolChain.isPIEDefault()); |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8206 | |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8207 | ArgStringList CmdArgs; |
| 8208 | |
Rafael Espindola | d1002f6 | 2010-11-15 18:28:16 +0000 | [diff] [blame] | 8209 | // Silence warning for "clang -g foo.o -o foo" |
| 8210 | Args.ClaimAllArgs(options::OPT_g_Group); |
Rafael Espindola | d95a812 | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 8211 | // and "clang -emit-llvm foo.o -o foo" |
| 8212 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
David Chisnall | 5f99f48 | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 8213 | // 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] | 8214 | // handled somewhere else. |
| 8215 | Args.ClaimAllArgs(options::OPT_w); |
Rafael Espindola | d1002f6 | 2010-11-15 18:28:16 +0000 | [diff] [blame] | 8216 | |
Joerg Sonnenberger | 6165ab1 | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 8217 | if (!D.SysRoot.empty()) |
| 8218 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8219 | |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 8220 | if (IsPIE) |
Rafael Espindola | d47ac23 | 2010-11-17 22:26:15 +0000 | [diff] [blame] | 8221 | CmdArgs.push_back("-pie"); |
| 8222 | |
Rafael Espindola | 1c76c59 | 2010-11-07 22:57:16 +0000 | [diff] [blame] | 8223 | if (Args.hasArg(options::OPT_rdynamic)) |
| 8224 | CmdArgs.push_back("-export-dynamic"); |
| 8225 | |
Rafael Espindola | 34d77dc | 2010-11-11 19:34:42 +0000 | [diff] [blame] | 8226 | if (Args.hasArg(options::OPT_s)) |
| 8227 | CmdArgs.push_back("-s"); |
| 8228 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8229 | if (Arch == llvm::Triple::armeb || Arch == llvm::Triple::thumbeb) |
James Y Knight | 2db38f3 | 2015-08-15 03:45:25 +0000 | [diff] [blame] | 8230 | arm::appendEBLinkFlags(Args, CmdArgs, Triple); |
Joerg Sonnenberger | 1689d3f | 2015-01-28 23:30:39 +0000 | [diff] [blame] | 8231 | |
NAKAMURA Takumi | 557fb62 | 2014-06-29 16:00:11 +0000 | [diff] [blame] | 8232 | for (const auto &Opt : ToolChain.ExtraOpts) |
| 8233 | CmdArgs.push_back(Opt.c_str()); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8234 | |
| 8235 | if (!Args.hasArg(options::OPT_static)) { |
| 8236 | CmdArgs.push_back("--eh-frame-hdr"); |
| 8237 | } |
| 8238 | |
| 8239 | CmdArgs.push_back("-m"); |
Rafael Espindola | 1e08577 | 2014-08-15 17:14:35 +0000 | [diff] [blame] | 8240 | CmdArgs.push_back(getLDMOption(ToolChain.getTriple(), Args)); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8241 | |
| 8242 | if (Args.hasArg(options::OPT_static)) { |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8243 | if (Arch == llvm::Triple::arm || Arch == llvm::Triple::armeb || |
| 8244 | Arch == llvm::Triple::thumb || Arch == llvm::Triple::thumbeb) |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8245 | CmdArgs.push_back("-Bstatic"); |
| 8246 | else |
| 8247 | CmdArgs.push_back("-static"); |
| 8248 | } else if (Args.hasArg(options::OPT_shared)) { |
| 8249 | CmdArgs.push_back("-shared"); |
| 8250 | } |
| 8251 | |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8252 | if (Arch == llvm::Triple::arm || Arch == llvm::Triple::armeb || |
| 8253 | Arch == llvm::Triple::thumb || Arch == llvm::Triple::thumbeb || |
NAKAMURA Takumi | 557fb62 | 2014-06-29 16:00:11 +0000 | [diff] [blame] | 8254 | (!Args.hasArg(options::OPT_static) && |
| 8255 | !Args.hasArg(options::OPT_shared))) { |
| 8256 | CmdArgs.push_back("-dynamic-linker"); |
| 8257 | CmdArgs.push_back(Args.MakeArgString( |
| 8258 | D.DyldPrefix + getLinuxDynamicLinker(Args, ToolChain))); |
| 8259 | } |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8260 | |
| 8261 | CmdArgs.push_back("-o"); |
| 8262 | CmdArgs.push_back(Output.getFilename()); |
| 8263 | |
Rafael Espindola | 81937ec | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 8264 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 8265 | !Args.hasArg(options::OPT_nostartfiles)) { |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8266 | if (!isAndroid) { |
Craig Topper | 92fc2df | 2014-05-17 16:56:41 +0000 | [diff] [blame] | 8267 | const char *crt1 = nullptr; |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8268 | if (!Args.hasArg(options::OPT_shared)) { |
Eric Christopher | ac02174 | 2013-06-07 23:25:01 +0000 | [diff] [blame] | 8269 | if (Args.hasArg(options::OPT_pg)) |
| 8270 | crt1 = "gcrt1.o"; |
| 8271 | else if (IsPIE) |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8272 | crt1 = "Scrt1.o"; |
| 8273 | else |
| 8274 | crt1 = "crt1.o"; |
| 8275 | } |
| 8276 | if (crt1) |
| 8277 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1))); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8278 | |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8279 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 8280 | } |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8281 | |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 8282 | const char *crtbegin; |
| 8283 | if (Args.hasArg(options::OPT_static)) |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8284 | crtbegin = isAndroid ? "crtbegin_static.o" : "crtbeginT.o"; |
Evgeniy Stepanov | c9cde48 | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 8285 | else if (Args.hasArg(options::OPT_shared)) |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8286 | crtbegin = isAndroid ? "crtbegin_so.o" : "crtbeginS.o"; |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 8287 | else if (IsPIE) |
Evgeniy Stepanov | c9cde48 | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 8288 | crtbegin = isAndroid ? "crtbegin_dynamic.o" : "crtbeginS.o"; |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 8289 | else |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8290 | crtbegin = isAndroid ? "crtbegin_dynamic.o" : "crtbegin.o"; |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 8291 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
Benjamin Kramer | 058666a | 2012-10-04 19:42:20 +0000 | [diff] [blame] | 8292 | |
| 8293 | // Add crtfastmath.o if available and fast math is enabled. |
| 8294 | ToolChain.AddFastMathRuntimeIfAvailable(Args, CmdArgs); |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 8295 | } |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8296 | |
| 8297 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Reid Kleckner | 6907144 | 2014-06-26 01:08:54 +0000 | [diff] [blame] | 8298 | Args.AddAllArgs(CmdArgs, options::OPT_u); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8299 | |
Benjamin Kramer | 22c68ef | 2014-09-11 14:13:49 +0000 | [diff] [blame] | 8300 | const ToolChain::path_list &Paths = ToolChain.getFilePaths(); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8301 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8302 | for (const auto &Path : Paths) |
| 8303 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + Path)); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8304 | |
Alexey Samsonov | 907880e | 2015-06-19 19:57:46 +0000 | [diff] [blame] | 8305 | if (D.IsUsingLTO(Args)) |
Alp Toker | ce365ca | 2013-12-02 12:43:03 +0000 | [diff] [blame] | 8306 | AddGoldPlugin(ToolChain, Args, CmdArgs); |
Chandler Carruth | 953fb08 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 8307 | |
Nick Lewycky | 2fe6aab | 2012-08-17 03:39:16 +0000 | [diff] [blame] | 8308 | if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 8309 | CmdArgs.push_back("--no-demangle"); |
| 8310 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 8311 | bool NeedsSanitizerDeps = addSanitizerRuntimes(ToolChain, Args, CmdArgs); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8312 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
Chandler Carruth | e4458b3 | 2013-06-24 09:38:45 +0000 | [diff] [blame] | 8313 | // The profile runtime also needs access to system libraries. |
Alexey Samsonov | 7811d19 | 2014-02-20 13:57:37 +0000 | [diff] [blame] | 8314 | addProfileRT(getToolChain(), Args, CmdArgs); |
Chandler Carruth | e4458b3 | 2013-06-24 09:38:45 +0000 | [diff] [blame] | 8315 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8316 | if (D.CCCIsCXX() && !Args.hasArg(options::OPT_nostdlib) && |
Chandler Carruth | 94a3201 | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 8317 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Rafael Espindola | 70b8d76 | 2011-10-17 22:14:51 +0000 | [diff] [blame] | 8318 | bool OnlyLibstdcxxStatic = Args.hasArg(options::OPT_static_libstdcxx) && |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8319 | !Args.hasArg(options::OPT_static); |
Rafael Espindola | 70b8d76 | 2011-10-17 22:14:51 +0000 | [diff] [blame] | 8320 | if (OnlyLibstdcxxStatic) |
| 8321 | CmdArgs.push_back("-Bstatic"); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8322 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
Rafael Espindola | 70b8d76 | 2011-10-17 22:14:51 +0000 | [diff] [blame] | 8323 | if (OnlyLibstdcxxStatic) |
| 8324 | CmdArgs.push_back("-Bdynamic"); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8325 | CmdArgs.push_back("-lm"); |
| 8326 | } |
Chandler Carruth | 7e7dd47 | 2015-03-07 10:01:29 +0000 | [diff] [blame] | 8327 | // Silence warnings when linking C code with a C++ '-stdlib' argument. |
| 8328 | Args.ClaimAllArgs(options::OPT_stdlib_EQ); |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8329 | |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 8330 | if (!Args.hasArg(options::OPT_nostdlib)) { |
Chandler Carruth | 94a3201 | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 8331 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 8332 | if (Args.hasArg(options::OPT_static)) |
| 8333 | CmdArgs.push_back("--start-group"); |
Nick Lewycky | 97864da | 2011-06-04 06:27:06 +0000 | [diff] [blame] | 8334 | |
Alexey Samsonov | 5255034 | 2014-09-15 19:58:40 +0000 | [diff] [blame] | 8335 | if (NeedsSanitizerDeps) |
| 8336 | linkSanitizerRuntimeDeps(ToolChain, CmdArgs); |
| 8337 | |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 8338 | bool WantPthread = Args.hasArg(options::OPT_pthread) || |
| 8339 | Args.hasArg(options::OPT_pthreads); |
| 8340 | |
| 8341 | if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ, |
| 8342 | options::OPT_fno_openmp, false)) { |
| 8343 | // OpenMP runtimes implies pthreads when using the GNU toolchain. |
| 8344 | // FIXME: Does this really make sense for all GNU toolchains? |
| 8345 | WantPthread = true; |
| 8346 | |
| 8347 | // Also link the particular OpenMP runtimes. |
| 8348 | switch (getOpenMPRuntime(ToolChain, Args)) { |
| 8349 | case OMPRT_OMP: |
| 8350 | CmdArgs.push_back("-lomp"); |
| 8351 | break; |
| 8352 | case OMPRT_GOMP: |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 8353 | CmdArgs.push_back("-lgomp"); |
| 8354 | |
| 8355 | // FIXME: Exclude this for platforms with libgomp that don't require |
| 8356 | // librt. Most modern Linux platforms require it, but some may not. |
| 8357 | CmdArgs.push_back("-lrt"); |
| 8358 | break; |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 8359 | case OMPRT_IOMP5: |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 8360 | CmdArgs.push_back("-liomp5"); |
| 8361 | break; |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 8362 | case OMPRT_Unknown: |
| 8363 | // Already diagnosed. |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 8364 | break; |
| 8365 | } |
Chandler Carruth | 0153800 | 2013-01-17 13:19:29 +0000 | [diff] [blame] | 8366 | } |
Chandler Carruth | 9c6b4f8 | 2015-05-28 01:52:38 +0000 | [diff] [blame] | 8367 | |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 8368 | AddRunTimeLibs(ToolChain, D, CmdArgs, Args); |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 8369 | |
Richard Smith | 31d1de2 | 2015-05-20 22:48:44 +0000 | [diff] [blame] | 8370 | if (WantPthread && !isAndroid) |
Chandler Carruth | 94a3201 | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 8371 | CmdArgs.push_back("-lpthread"); |
| 8372 | |
| 8373 | CmdArgs.push_back("-lc"); |
| 8374 | |
| 8375 | if (Args.hasArg(options::OPT_static)) |
| 8376 | CmdArgs.push_back("--end-group"); |
| 8377 | else |
Renato Golin | c4b4924 | 2014-02-13 10:01:16 +0000 | [diff] [blame] | 8378 | AddRunTimeLibs(ToolChain, D, CmdArgs, Args); |
Chandler Carruth | 94a3201 | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 8379 | } |
Rafael Espindola | d47ac23 | 2010-11-17 22:26:15 +0000 | [diff] [blame] | 8380 | |
Rafael Espindola | 81937ec | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 8381 | if (!Args.hasArg(options::OPT_nostartfiles)) { |
| 8382 | const char *crtend; |
Evgeniy Stepanov | c9cde48 | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 8383 | if (Args.hasArg(options::OPT_shared)) |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8384 | crtend = isAndroid ? "crtend_so.o" : "crtendS.o"; |
Peter Collingbourne | 54d770c | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 8385 | else if (IsPIE) |
Evgeniy Stepanov | c9cde48 | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 8386 | crtend = isAndroid ? "crtend_android.o" : "crtendS.o"; |
Rafael Espindola | 81937ec | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 8387 | else |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8388 | crtend = isAndroid ? "crtend_android.o" : "crtend.o"; |
Rafael Espindola | 9aa60e9 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 8389 | |
Rafael Espindola | 81937ec | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 8390 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtend))); |
Evgeniy Stepanov | 7786671 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 8391 | if (!isAndroid) |
| 8392 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
Rafael Espindola | 81937ec | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 8393 | } |
Rafael Espindola | c8f008f | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 8394 | } |
| 8395 | |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8396 | C.addCommand(llvm::make_unique<Command>(JA, *this, ToolChain.Linker.c_str(), |
| 8397 | CmdArgs, Inputs)); |
Saleem Abdulrasool | a4a474b | 2014-06-29 06:11:14 +0000 | [diff] [blame] | 8398 | } |
| 8399 | |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8400 | // NaCl ARM assembly (inline or standalone) can be written with a set of macros |
| 8401 | // for the various SFI requirements like register masking. The assembly tool |
| 8402 | // inserts the file containing the macros as an input into all the assembly |
| 8403 | // jobs. |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8404 | void nacltools::AssemblerARM::ConstructJob(Compilation &C, const JobAction &JA, |
| 8405 | const InputInfo &Output, |
| 8406 | const InputInfoList &Inputs, |
| 8407 | const ArgList &Args, |
| 8408 | const char *LinkingOutput) const { |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 8409 | const toolchains::NaClToolChain &ToolChain = |
| 8410 | static_cast<const toolchains::NaClToolChain &>(getToolChain()); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8411 | InputInfo NaClMacros(ToolChain.GetNaClArmMacrosPath(), types::TY_PP_Asm, |
| 8412 | "nacl-arm-macros.s"); |
| 8413 | InputInfoList NewInputs; |
| 8414 | NewInputs.push_back(NaClMacros); |
| 8415 | NewInputs.append(Inputs.begin(), Inputs.end()); |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8416 | gnutools::Assembler::ConstructJob(C, JA, Output, NewInputs, Args, |
| 8417 | LinkingOutput); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8418 | } |
| 8419 | |
Douglas Katzman | 750cfc5 | 2015-06-29 18:42:16 +0000 | [diff] [blame] | 8420 | // This is quite similar to gnutools::Linker::ConstructJob with changes that |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8421 | // we use static by default, do not yet support sanitizers or LTO, and a few |
| 8422 | // others. Eventually we can support more of that and hopefully migrate back |
Douglas Katzman | 750cfc5 | 2015-06-29 18:42:16 +0000 | [diff] [blame] | 8423 | // to gnutools::Linker. |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8424 | void nacltools::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 8425 | const InputInfo &Output, |
| 8426 | const InputInfoList &Inputs, |
| 8427 | const ArgList &Args, |
| 8428 | const char *LinkingOutput) const { |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8429 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 8430 | const toolchains::NaClToolChain &ToolChain = |
| 8431 | static_cast<const toolchains::NaClToolChain &>(getToolChain()); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8432 | const Driver &D = ToolChain.getDriver(); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8433 | const llvm::Triple::ArchType Arch = ToolChain.getArch(); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8434 | const bool IsStatic = |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8435 | !Args.hasArg(options::OPT_dynamic) && !Args.hasArg(options::OPT_shared); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8436 | |
| 8437 | ArgStringList CmdArgs; |
| 8438 | |
| 8439 | // Silence warning for "clang -g foo.o -o foo" |
| 8440 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 8441 | // and "clang -emit-llvm foo.o -o foo" |
| 8442 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 8443 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 8444 | // handled somewhere else. |
| 8445 | Args.ClaimAllArgs(options::OPT_w); |
| 8446 | |
| 8447 | if (!D.SysRoot.empty()) |
| 8448 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 8449 | |
| 8450 | if (Args.hasArg(options::OPT_rdynamic)) |
| 8451 | CmdArgs.push_back("-export-dynamic"); |
| 8452 | |
| 8453 | if (Args.hasArg(options::OPT_s)) |
| 8454 | CmdArgs.push_back("-s"); |
| 8455 | |
Douglas Katzman | 5436607 | 2015-07-27 16:53:08 +0000 | [diff] [blame] | 8456 | // NaClToolChain doesn't have ExtraOpts like Linux; the only relevant flag |
| 8457 | // from there is --build-id, which we do want. |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8458 | CmdArgs.push_back("--build-id"); |
| 8459 | |
| 8460 | if (!IsStatic) |
| 8461 | CmdArgs.push_back("--eh-frame-hdr"); |
| 8462 | |
| 8463 | CmdArgs.push_back("-m"); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8464 | if (Arch == llvm::Triple::x86) |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8465 | CmdArgs.push_back("elf_i386_nacl"); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8466 | else if (Arch == llvm::Triple::arm) |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8467 | CmdArgs.push_back("armelf_nacl"); |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8468 | else if (Arch == llvm::Triple::x86_64) |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8469 | CmdArgs.push_back("elf_x86_64_nacl"); |
Petar Jovanovic | 26a4a40 | 2015-07-08 13:07:31 +0000 | [diff] [blame] | 8470 | else if (Arch == llvm::Triple::mipsel) |
| 8471 | CmdArgs.push_back("mipselelf_nacl"); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8472 | else |
Douglas Katzman | fe77e0d | 2015-06-04 00:15:00 +0000 | [diff] [blame] | 8473 | D.Diag(diag::err_target_unsupported_arch) << ToolChain.getArchName() |
| 8474 | << "Native Client"; |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8475 | |
| 8476 | if (IsStatic) |
| 8477 | CmdArgs.push_back("-static"); |
| 8478 | else if (Args.hasArg(options::OPT_shared)) |
| 8479 | CmdArgs.push_back("-shared"); |
| 8480 | |
| 8481 | CmdArgs.push_back("-o"); |
| 8482 | CmdArgs.push_back(Output.getFilename()); |
| 8483 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 8484 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 8485 | if (!Args.hasArg(options::OPT_shared)) |
| 8486 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crt1.o"))); |
| 8487 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 8488 | |
| 8489 | const char *crtbegin; |
| 8490 | if (IsStatic) |
| 8491 | crtbegin = "crtbeginT.o"; |
| 8492 | else if (Args.hasArg(options::OPT_shared)) |
| 8493 | crtbegin = "crtbeginS.o"; |
| 8494 | else |
| 8495 | crtbegin = "crtbegin.o"; |
| 8496 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
| 8497 | } |
| 8498 | |
| 8499 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 8500 | Args.AddAllArgs(CmdArgs, options::OPT_u); |
| 8501 | |
| 8502 | const ToolChain::path_list &Paths = ToolChain.getFilePaths(); |
| 8503 | |
| 8504 | for (const auto &Path : Paths) |
| 8505 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + Path)); |
| 8506 | |
| 8507 | if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 8508 | CmdArgs.push_back("--no-demangle"); |
| 8509 | |
| 8510 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 8511 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8512 | if (D.CCCIsCXX() && !Args.hasArg(options::OPT_nostdlib) && |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8513 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8514 | bool OnlyLibstdcxxStatic = |
| 8515 | Args.hasArg(options::OPT_static_libstdcxx) && !IsStatic; |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8516 | if (OnlyLibstdcxxStatic) |
| 8517 | CmdArgs.push_back("-Bstatic"); |
| 8518 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 8519 | if (OnlyLibstdcxxStatic) |
| 8520 | CmdArgs.push_back("-Bdynamic"); |
| 8521 | CmdArgs.push_back("-lm"); |
| 8522 | } |
| 8523 | |
| 8524 | if (!Args.hasArg(options::OPT_nostdlib)) { |
| 8525 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 8526 | // Always use groups, since it has no effect on dynamic libraries. |
| 8527 | CmdArgs.push_back("--start-group"); |
| 8528 | CmdArgs.push_back("-lc"); |
| 8529 | // NaCl's libc++ currently requires libpthread, so just always include it |
| 8530 | // in the group for C++. |
| 8531 | if (Args.hasArg(options::OPT_pthread) || |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8532 | Args.hasArg(options::OPT_pthreads) || D.CCCIsCXX()) { |
Petar Jovanovic | 26a4a40 | 2015-07-08 13:07:31 +0000 | [diff] [blame] | 8533 | // Gold, used by Mips, handles nested groups differently than ld, and |
| 8534 | // without '-lnacl' it prefers symbols from libpthread.a over libnacl.a, |
| 8535 | // which is not a desired behaviour here. |
| 8536 | // See https://sourceware.org/ml/binutils/2015-03/msg00034.html |
| 8537 | if (getToolChain().getArch() == llvm::Triple::mipsel) |
| 8538 | CmdArgs.push_back("-lnacl"); |
| 8539 | |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8540 | CmdArgs.push_back("-lpthread"); |
| 8541 | } |
| 8542 | |
| 8543 | CmdArgs.push_back("-lgcc"); |
| 8544 | CmdArgs.push_back("--as-needed"); |
| 8545 | if (IsStatic) |
| 8546 | CmdArgs.push_back("-lgcc_eh"); |
| 8547 | else |
| 8548 | CmdArgs.push_back("-lgcc_s"); |
| 8549 | CmdArgs.push_back("--no-as-needed"); |
Petar Jovanovic | 26a4a40 | 2015-07-08 13:07:31 +0000 | [diff] [blame] | 8550 | |
| 8551 | // Mips needs to create and use pnacl_legacy library that contains |
| 8552 | // definitions from bitcode/pnaclmm.c and definitions for |
| 8553 | // __nacl_tp_tls_offset() and __nacl_tp_tdb_offset(). |
| 8554 | if (getToolChain().getArch() == llvm::Triple::mipsel) |
| 8555 | CmdArgs.push_back("-lpnacl_legacy"); |
| 8556 | |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8557 | CmdArgs.push_back("--end-group"); |
| 8558 | } |
| 8559 | |
| 8560 | if (!Args.hasArg(options::OPT_nostartfiles)) { |
| 8561 | const char *crtend; |
| 8562 | if (Args.hasArg(options::OPT_shared)) |
| 8563 | crtend = "crtendS.o"; |
| 8564 | else |
| 8565 | crtend = "crtend.o"; |
| 8566 | |
| 8567 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtend))); |
| 8568 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
| 8569 | } |
| 8570 | } |
| 8571 | |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8572 | C.addCommand(llvm::make_unique<Command>(JA, *this, ToolChain.Linker.c_str(), |
| 8573 | CmdArgs, Inputs)); |
Derek Schuff | 6ab52fa | 2015-03-30 20:31:33 +0000 | [diff] [blame] | 8574 | } |
| 8575 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8576 | void minix::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 8577 | const InputInfo &Output, |
| 8578 | const InputInfoList &Inputs, |
| 8579 | const ArgList &Args, |
| 8580 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 8581 | claimNoWarnArgs(Args); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8582 | ArgStringList CmdArgs; |
| 8583 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8584 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8585 | |
| 8586 | CmdArgs.push_back("-o"); |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8587 | CmdArgs.push_back(Output.getFilename()); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8588 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8589 | for (const auto &II : Inputs) |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8590 | CmdArgs.push_back(II.getFilename()); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8591 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8592 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8593 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8594 | } |
| 8595 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8596 | void minix::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 8597 | const InputInfo &Output, |
| 8598 | const InputInfoList &Inputs, |
| 8599 | const ArgList &Args, |
| 8600 | const char *LinkingOutput) const { |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8601 | const Driver &D = getToolChain().getDriver(); |
| 8602 | ArgStringList CmdArgs; |
| 8603 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8604 | if (Output.isFilename()) { |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8605 | CmdArgs.push_back("-o"); |
| 8606 | CmdArgs.push_back(Output.getFilename()); |
| 8607 | } else { |
| 8608 | assert(Output.isNothing() && "Invalid output."); |
| 8609 | } |
| 8610 | |
| 8611 | if (!Args.hasArg(options::OPT_nostdlib) && |
Eli Friedman | 83de513 | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 8612 | !Args.hasArg(options::OPT_nostartfiles)) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8613 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crt1.o"))); |
| 8614 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
| 8615 | CmdArgs.push_back( |
| 8616 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
| 8617 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o"))); |
Eli Friedman | 83de513 | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 8618 | } |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8619 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 8620 | Args.AddAllArgs(CmdArgs, |
| 8621 | {options::OPT_L, options::OPT_T_Group, options::OPT_e}); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8622 | |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 8623 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8624 | |
Alexey Samsonov | 7811d19 | 2014-02-20 13:57:37 +0000 | [diff] [blame] | 8625 | addProfileRT(getToolChain(), Args, CmdArgs); |
Eli Friedman | 83de513 | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 8626 | |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8627 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 8628 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8629 | if (D.CCCIsCXX()) { |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 8630 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8631 | CmdArgs.push_back("-lm"); |
| 8632 | } |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8633 | } |
| 8634 | |
| 8635 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 8636 | !Args.hasArg(options::OPT_nostartfiles)) { |
Eli Friedman | 83de513 | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 8637 | if (Args.hasArg(options::OPT_pthread)) |
| 8638 | CmdArgs.push_back("-lpthread"); |
| 8639 | CmdArgs.push_back("-lc"); |
| 8640 | CmdArgs.push_back("-lCompilerRT-Generic"); |
| 8641 | CmdArgs.push_back("-L/usr/pkg/compiler-rt/lib"); |
| 8642 | CmdArgs.push_back( |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8643 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8644 | } |
| 8645 | |
Logan Chien | eb9162f | 2014-06-26 14:23:45 +0000 | [diff] [blame] | 8646 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8647 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Chris Lattner | 3e2ee14 | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 8648 | } |
| 8649 | |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8650 | /// DragonFly Tools |
| 8651 | |
| 8652 | // For now, DragonFly Assemble does just about the same as for |
| 8653 | // FreeBSD, but this may change soon. |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8654 | void dragonfly::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 8655 | const InputInfo &Output, |
| 8656 | const InputInfoList &Inputs, |
| 8657 | const ArgList &Args, |
| 8658 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 8659 | claimNoWarnArgs(Args); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8660 | ArgStringList CmdArgs; |
| 8661 | |
| 8662 | // When building 32-bit code on DragonFly/pc64, we have to explicitly |
| 8663 | // instruct as in the base system to assemble 32-bit code. |
Rafael Espindola | 35ca7d9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 8664 | if (getToolChain().getArch() == llvm::Triple::x86) |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8665 | CmdArgs.push_back("--32"); |
| 8666 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8667 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8668 | |
| 8669 | CmdArgs.push_back("-o"); |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8670 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8671 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8672 | for (const auto &II : Inputs) |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8673 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8674 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8675 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8676 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8677 | } |
| 8678 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8679 | void dragonfly::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 8680 | const InputInfo &Output, |
| 8681 | const InputInfoList &Inputs, |
| 8682 | const ArgList &Args, |
| 8683 | const char *LinkingOutput) const { |
Daniel Dunbar | 083edf7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 8684 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8685 | ArgStringList CmdArgs; |
Rafael Espindola | 611505f | 2014-09-11 18:10:13 +0000 | [diff] [blame] | 8686 | bool UseGCC47 = llvm::sys::fs::exists("/usr/lib/gcc47"); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8687 | |
Joerg Sonnenberger | 6165ab1 | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 8688 | if (!D.SysRoot.empty()) |
| 8689 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 8690 | |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8691 | CmdArgs.push_back("--eh-frame-hdr"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8692 | if (Args.hasArg(options::OPT_static)) { |
| 8693 | CmdArgs.push_back("-Bstatic"); |
| 8694 | } else { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8695 | if (Args.hasArg(options::OPT_rdynamic)) |
| 8696 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8697 | if (Args.hasArg(options::OPT_shared)) |
| 8698 | CmdArgs.push_back("-Bshareable"); |
| 8699 | else { |
| 8700 | CmdArgs.push_back("-dynamic-linker"); |
| 8701 | CmdArgs.push_back("/usr/libexec/ld-elf.so.2"); |
| 8702 | } |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8703 | CmdArgs.push_back("--hash-style=both"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8704 | } |
| 8705 | |
| 8706 | // When building 32-bit code on DragonFly/pc64, we have to explicitly |
| 8707 | // instruct ld in the base system to link 32-bit code. |
Rafael Espindola | 35ca7d9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 8708 | if (getToolChain().getArch() == llvm::Triple::x86) { |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8709 | CmdArgs.push_back("-m"); |
| 8710 | CmdArgs.push_back("elf_i386"); |
| 8711 | } |
| 8712 | |
Daniel Dunbar | b440f56 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 8713 | if (Output.isFilename()) { |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8714 | CmdArgs.push_back("-o"); |
| 8715 | CmdArgs.push_back(Output.getFilename()); |
| 8716 | } else { |
| 8717 | assert(Output.isNothing() && "Invalid output."); |
| 8718 | } |
| 8719 | |
| 8720 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 8721 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 8722 | if (!Args.hasArg(options::OPT_shared)) { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8723 | if (Args.hasArg(options::OPT_pg)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8724 | CmdArgs.push_back( |
| 8725 | Args.MakeArgString(getToolChain().GetFilePath("gcrt1.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8726 | else { |
| 8727 | if (Args.hasArg(options::OPT_pie)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8728 | CmdArgs.push_back( |
| 8729 | Args.MakeArgString(getToolChain().GetFilePath("Scrt1.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8730 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8731 | CmdArgs.push_back( |
| 8732 | Args.MakeArgString(getToolChain().GetFilePath("crt1.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8733 | } |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8734 | } |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8735 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8736 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8737 | CmdArgs.push_back( |
| 8738 | Args.MakeArgString(getToolChain().GetFilePath("crtbeginS.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8739 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8740 | CmdArgs.push_back( |
| 8741 | Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8742 | } |
| 8743 | |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 8744 | Args.AddAllArgs(CmdArgs, |
| 8745 | {options::OPT_L, options::OPT_T_Group, options::OPT_e}); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8746 | |
Daniel Dunbar | 54423b2 | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 8747 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8748 | |
| 8749 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 8750 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 8751 | // FIXME: GCC passes on -lgcc, -lgcc_pic and a whole lot of |
| 8752 | // rpaths |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8753 | if (UseGCC47) |
| 8754 | CmdArgs.push_back("-L/usr/lib/gcc47"); |
| 8755 | else |
| 8756 | CmdArgs.push_back("-L/usr/lib/gcc44"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8757 | |
| 8758 | if (!Args.hasArg(options::OPT_static)) { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8759 | if (UseGCC47) { |
| 8760 | CmdArgs.push_back("-rpath"); |
| 8761 | CmdArgs.push_back("/usr/lib/gcc47"); |
| 8762 | } else { |
| 8763 | CmdArgs.push_back("-rpath"); |
| 8764 | CmdArgs.push_back("/usr/lib/gcc44"); |
| 8765 | } |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8766 | } |
| 8767 | |
Hans Wennborg | 70850d8 | 2013-07-18 20:29:38 +0000 | [diff] [blame] | 8768 | if (D.CCCIsCXX()) { |
Daniel Dunbar | 3f7796f | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 8769 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Rafael Espindola | 38360b3 | 2010-07-20 12:59:03 +0000 | [diff] [blame] | 8770 | CmdArgs.push_back("-lm"); |
| 8771 | } |
| 8772 | |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8773 | if (Args.hasArg(options::OPT_pthread)) |
Mike Stump | 0a65b63 | 2009-10-31 20:11:46 +0000 | [diff] [blame] | 8774 | CmdArgs.push_back("-lpthread"); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8775 | |
| 8776 | if (!Args.hasArg(options::OPT_nolibc)) { |
| 8777 | CmdArgs.push_back("-lc"); |
| 8778 | } |
| 8779 | |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8780 | if (UseGCC47) { |
| 8781 | if (Args.hasArg(options::OPT_static) || |
| 8782 | Args.hasArg(options::OPT_static_libgcc)) { |
| 8783 | CmdArgs.push_back("-lgcc"); |
| 8784 | CmdArgs.push_back("-lgcc_eh"); |
| 8785 | } else { |
| 8786 | if (Args.hasArg(options::OPT_shared_libgcc)) { |
| 8787 | CmdArgs.push_back("-lgcc_pic"); |
| 8788 | if (!Args.hasArg(options::OPT_shared)) |
| 8789 | CmdArgs.push_back("-lgcc"); |
| 8790 | } else { |
| 8791 | CmdArgs.push_back("-lgcc"); |
| 8792 | CmdArgs.push_back("--as-needed"); |
| 8793 | CmdArgs.push_back("-lgcc_pic"); |
| 8794 | CmdArgs.push_back("--no-as-needed"); |
| 8795 | } |
| 8796 | } |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8797 | } else { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8798 | if (Args.hasArg(options::OPT_shared)) { |
| 8799 | CmdArgs.push_back("-lgcc_pic"); |
| 8800 | } else { |
| 8801 | CmdArgs.push_back("-lgcc"); |
| 8802 | } |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8803 | } |
| 8804 | } |
| 8805 | |
| 8806 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 8807 | !Args.hasArg(options::OPT_nostartfiles)) { |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8808 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8809 | CmdArgs.push_back( |
| 8810 | Args.MakeArgString(getToolChain().GetFilePath("crtendS.o"))); |
John McCall | 65b8da0 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 8811 | else |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8812 | CmdArgs.push_back( |
| 8813 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
| 8814 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o"))); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8815 | } |
| 8816 | |
Alexey Samsonov | 7811d19 | 2014-02-20 13:57:37 +0000 | [diff] [blame] | 8817 | addProfileRT(getToolChain(), Args, CmdArgs); |
Nick Lewycky | 82fe5f4 | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 8818 | |
Logan Chien | eb9162f | 2014-06-26 14:23:45 +0000 | [diff] [blame] | 8819 | const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath()); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 8820 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Daniel Dunbar | cc91234 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 8821 | } |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 8822 | |
Zachary Turner | 0eaf8fc | 2014-10-22 20:40:28 +0000 | [diff] [blame] | 8823 | // Try to find Exe from a Visual Studio distribution. This first tries to find |
| 8824 | // an installed copy of Visual Studio and, failing that, looks in the PATH, |
| 8825 | // making sure that whatever executable that's found is not a same-named exe |
| 8826 | // from clang itself to prevent clang from falling back to itself. |
| 8827 | static std::string FindVisualStudioExecutable(const ToolChain &TC, |
| 8828 | const char *Exe, |
| 8829 | const char *ClangProgramPath) { |
| 8830 | const auto &MSVC = static_cast<const toolchains::MSVCToolChain &>(TC); |
| 8831 | std::string visualStudioBinDir; |
| 8832 | if (MSVC.getVisualStudioBinariesFolder(ClangProgramPath, |
| 8833 | visualStudioBinDir)) { |
| 8834 | SmallString<128> FilePath(visualStudioBinDir); |
| 8835 | llvm::sys::path::append(FilePath, Exe); |
| 8836 | if (llvm::sys::fs::can_execute(FilePath.c_str())) |
| 8837 | return FilePath.str(); |
| 8838 | } |
| 8839 | |
| 8840 | return Exe; |
| 8841 | } |
| 8842 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 8843 | void visualstudio::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 8844 | const InputInfo &Output, |
| 8845 | const InputInfoList &Inputs, |
| 8846 | const ArgList &Args, |
| 8847 | const char *LinkingOutput) const { |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 8848 | ArgStringList CmdArgs; |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 8849 | const ToolChain &TC = getToolChain(); |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 8850 | |
Saleem Abdulrasool | 9a21546 | 2014-12-19 23:56:31 +0000 | [diff] [blame] | 8851 | assert((Output.isFilename() || Output.isNothing()) && "invalid output"); |
| 8852 | if (Output.isFilename()) |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8853 | CmdArgs.push_back( |
| 8854 | Args.MakeArgString(std::string("-out:") + Output.getFilename())); |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 8855 | |
| 8856 | if (!Args.hasArg(options::OPT_nostdlib) && |
Saleem Abdulrasool | 9a21546 | 2014-12-19 23:56:31 +0000 | [diff] [blame] | 8857 | !Args.hasArg(options::OPT_nostartfiles) && !C.getDriver().IsCLMode()) |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 8858 | CmdArgs.push_back("-defaultlib:libcmt"); |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 8859 | |
Zachary Turner | 10d75b2 | 2014-10-22 20:40:43 +0000 | [diff] [blame] | 8860 | if (!llvm::sys::Process::GetEnv("LIB")) { |
| 8861 | // If the VC environment hasn't been configured (perhaps because the user |
| 8862 | // did not run vcvarsall), try to build a consistent link environment. If |
Nico Weber | e93bcd1 | 2015-03-11 00:05:26 +0000 | [diff] [blame] | 8863 | // the environment variable is set however, assume the user knows what |
| 8864 | // they're doing. |
Zachary Turner | 10d75b2 | 2014-10-22 20:40:43 +0000 | [diff] [blame] | 8865 | std::string VisualStudioDir; |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 8866 | const auto &MSVC = static_cast<const toolchains::MSVCToolChain &>(TC); |
Zachary Turner | 10d75b2 | 2014-10-22 20:40:43 +0000 | [diff] [blame] | 8867 | if (MSVC.getVisualStudioInstallDir(VisualStudioDir)) { |
| 8868 | SmallString<128> LibDir(VisualStudioDir); |
| 8869 | llvm::sys::path::append(LibDir, "VC", "lib"); |
| 8870 | switch (MSVC.getArch()) { |
| 8871 | case llvm::Triple::x86: |
| 8872 | // x86 just puts the libraries directly in lib |
| 8873 | break; |
| 8874 | case llvm::Triple::x86_64: |
| 8875 | llvm::sys::path::append(LibDir, "amd64"); |
| 8876 | break; |
| 8877 | case llvm::Triple::arm: |
| 8878 | llvm::sys::path::append(LibDir, "arm"); |
| 8879 | break; |
| 8880 | default: |
| 8881 | break; |
| 8882 | } |
| 8883 | CmdArgs.push_back( |
| 8884 | Args.MakeArgString(std::string("-libpath:") + LibDir.c_str())); |
| 8885 | } |
| 8886 | |
| 8887 | std::string WindowsSdkLibPath; |
| 8888 | if (MSVC.getWindowsSDKLibraryPath(WindowsSdkLibPath)) |
| 8889 | CmdArgs.push_back(Args.MakeArgString(std::string("-libpath:") + |
| 8890 | WindowsSdkLibPath.c_str())); |
| 8891 | } |
| 8892 | |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 8893 | CmdArgs.push_back("-nologo"); |
| 8894 | |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 8895 | if (Args.hasArg(options::OPT_g_Group, options::OPT__SLASH_Z7)) |
Hans Wennborg | bbb5f07 | 2014-04-25 16:24:19 +0000 | [diff] [blame] | 8896 | CmdArgs.push_back("-debug"); |
Hans Wennborg | bbb5f07 | 2014-04-25 16:24:19 +0000 | [diff] [blame] | 8897 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8898 | bool DLL = Args.hasArg(options::OPT__SLASH_LD, options::OPT__SLASH_LDd, |
Hans Wennborg | e4c47f2 | 2015-03-04 23:16:21 +0000 | [diff] [blame] | 8899 | options::OPT_shared); |
Hans Wennborg | f1a7425 | 2013-09-10 20:18:04 +0000 | [diff] [blame] | 8900 | if (DLL) { |
| 8901 | CmdArgs.push_back(Args.MakeArgString("-dll")); |
| 8902 | |
| 8903 | SmallString<128> ImplibName(Output.getFilename()); |
| 8904 | llvm::sys::path::replace_extension(ImplibName, "lib"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8905 | CmdArgs.push_back(Args.MakeArgString(std::string("-implib:") + ImplibName)); |
Hans Wennborg | f1a7425 | 2013-09-10 20:18:04 +0000 | [diff] [blame] | 8906 | } |
| 8907 | |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 8908 | if (TC.getSanitizerArgs().needsAsanRt()) { |
Hans Wennborg | 0517e75 | 2013-08-28 17:36:07 +0000 | [diff] [blame] | 8909 | CmdArgs.push_back(Args.MakeArgString("-debug")); |
Hans Wennborg | d024c1c | 2013-08-30 10:50:52 +0000 | [diff] [blame] | 8910 | CmdArgs.push_back(Args.MakeArgString("-incremental:no")); |
Timur Iskhodzhanov | 6903e10 | 2014-08-26 10:08:24 +0000 | [diff] [blame] | 8911 | if (Args.hasArg(options::OPT__SLASH_MD, options::OPT__SLASH_MDd)) { |
Saleem Abdulrasool | 1d59f49 | 2015-01-02 20:00:55 +0000 | [diff] [blame] | 8912 | static const char *CompilerRTComponents[] = { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8913 | "asan_dynamic", "asan_dynamic_runtime_thunk", |
Saleem Abdulrasool | 1d59f49 | 2015-01-02 20:00:55 +0000 | [diff] [blame] | 8914 | }; |
| 8915 | for (const auto &Component : CompilerRTComponents) |
| 8916 | CmdArgs.push_back(Args.MakeArgString(getCompilerRT(TC, Component))); |
Timur Iskhodzhanov | 651725e | 2014-09-12 14:01:30 +0000 | [diff] [blame] | 8917 | // Make sure the dynamic runtime thunk is not optimized out at link time |
| 8918 | // to ensure proper SEH handling. |
| 8919 | CmdArgs.push_back(Args.MakeArgString("-include:___asan_seh_interceptor")); |
Timur Iskhodzhanov | 6903e10 | 2014-08-26 10:08:24 +0000 | [diff] [blame] | 8920 | } else if (DLL) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8921 | CmdArgs.push_back( |
| 8922 | Args.MakeArgString(getCompilerRT(TC, "asan_dll_thunk"))); |
Alexey Samsonov | 6424e02 | 2014-05-12 20:20:20 +0000 | [diff] [blame] | 8923 | } else { |
Saleem Abdulrasool | 1d59f49 | 2015-01-02 20:00:55 +0000 | [diff] [blame] | 8924 | static const char *CompilerRTComponents[] = { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 8925 | "asan", "asan_cxx", |
Saleem Abdulrasool | 1d59f49 | 2015-01-02 20:00:55 +0000 | [diff] [blame] | 8926 | }; |
| 8927 | for (const auto &Component : CompilerRTComponents) |
| 8928 | CmdArgs.push_back(Args.MakeArgString(getCompilerRT(TC, Component))); |
Alexey Samsonov | 6424e02 | 2014-05-12 20:20:20 +0000 | [diff] [blame] | 8929 | } |
Hans Wennborg | 65f1752 | 2013-08-27 18:10:21 +0000 | [diff] [blame] | 8930 | } |
| 8931 | |
Hans Wennborg | 2e27459 | 2013-08-13 23:38:57 +0000 | [diff] [blame] | 8932 | Args.AddAllArgValues(CmdArgs, options::OPT__SLASH_link); |
Michael J. Spencer | e2f4936 | 2012-06-18 16:56:04 +0000 | [diff] [blame] | 8933 | |
Alexey Bataev | c7e8435 | 2015-08-19 04:49:01 +0000 | [diff] [blame] | 8934 | if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ, |
| 8935 | options::OPT_fno_openmp, false)) { |
| 8936 | CmdArgs.push_back("-nodefaultlib:vcomp.lib"); |
| 8937 | CmdArgs.push_back("-nodefaultlib:vcompd.lib"); |
| 8938 | CmdArgs.push_back(Args.MakeArgString(std::string("-libpath:") + |
| 8939 | TC.getDriver().Dir + "/../lib")); |
| 8940 | switch (getOpenMPRuntime(getToolChain(), Args)) { |
| 8941 | case OMPRT_OMP: |
| 8942 | CmdArgs.push_back("-defaultlib:libomp.lib"); |
| 8943 | break; |
| 8944 | case OMPRT_IOMP5: |
| 8945 | CmdArgs.push_back("-defaultlib:libiomp5md.lib"); |
| 8946 | break; |
| 8947 | case OMPRT_GOMP: |
| 8948 | break; |
| 8949 | case OMPRT_Unknown: |
| 8950 | // Already diagnosed. |
| 8951 | break; |
| 8952 | } |
| 8953 | } |
| 8954 | |
Reid Kleckner | 337188f | 2014-09-16 19:22:00 +0000 | [diff] [blame] | 8955 | // Add filenames, libraries, and other linker inputs. |
| 8956 | for (const auto &Input : Inputs) { |
| 8957 | if (Input.isFilename()) { |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 8958 | CmdArgs.push_back(Input.getFilename()); |
Reid Kleckner | 337188f | 2014-09-16 19:22:00 +0000 | [diff] [blame] | 8959 | continue; |
| 8960 | } |
| 8961 | |
| 8962 | const Arg &A = Input.getInputArg(); |
| 8963 | |
| 8964 | // Render -l options differently for the MSVC linker. |
| 8965 | if (A.getOption().matches(options::OPT_l)) { |
| 8966 | StringRef Lib = A.getValue(); |
| 8967 | const char *LinkLibArg; |
| 8968 | if (Lib.endswith(".lib")) |
| 8969 | LinkLibArg = Args.MakeArgString(Lib); |
| 8970 | else |
| 8971 | LinkLibArg = Args.MakeArgString(Lib + ".lib"); |
| 8972 | CmdArgs.push_back(LinkLibArg); |
| 8973 | continue; |
| 8974 | } |
| 8975 | |
| 8976 | // Otherwise, this is some other kind of linker input option like -Wl, -z, |
| 8977 | // or -L. Render it, even if MSVC doesn't understand it. |
| 8978 | A.renderAsInput(Args, CmdArgs); |
| 8979 | } |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 8980 | |
Zachary Turner | 719f58c | 2014-12-01 23:06:47 +0000 | [diff] [blame] | 8981 | // We need to special case some linker paths. In the case of lld, we need to |
| 8982 | // translate 'lld' into 'lld-link', and in the case of the regular msvc |
| 8983 | // linker, we need to use a special search algorithm. |
| 8984 | llvm::SmallString<128> linkPath; |
| 8985 | StringRef Linker = Args.getLastArgValue(options::OPT_fuse_ld_EQ, "link"); |
| 8986 | if (Linker.equals_lower("lld")) |
| 8987 | Linker = "lld-link"; |
| 8988 | |
| 8989 | if (Linker.equals_lower("link")) { |
| 8990 | // If we're using the MSVC linker, it's not sufficient to just use link |
| 8991 | // from the program PATH, because other environments like GnuWin32 install |
| 8992 | // their own link.exe which may come first. |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 8993 | linkPath = FindVisualStudioExecutable(TC, "link.exe", |
Zachary Turner | 719f58c | 2014-12-01 23:06:47 +0000 | [diff] [blame] | 8994 | C.getDriver().getClangProgramPath()); |
| 8995 | } else { |
| 8996 | linkPath = Linker; |
| 8997 | llvm::sys::path::replace_extension(linkPath, "exe"); |
Saleem Abdulrasool | 21b1876 | 2014-12-19 23:56:28 +0000 | [diff] [blame] | 8998 | linkPath = TC.GetProgramPath(linkPath.c_str()); |
Zachary Turner | 719f58c | 2014-12-01 23:06:47 +0000 | [diff] [blame] | 8999 | } |
| 9000 | |
Zachary Turner | 0eaf8fc | 2014-10-22 20:40:28 +0000 | [diff] [blame] | 9001 | const char *Exec = Args.MakeArgString(linkPath); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9002 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Michael J. Spencer | b186bc3 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 9003 | } |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9004 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9005 | void visualstudio::Compiler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9006 | const InputInfo &Output, |
| 9007 | const InputInfoList &Inputs, |
| 9008 | const ArgList &Args, |
| 9009 | const char *LinkingOutput) const { |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9010 | C.addCommand(GetCommand(C, JA, Output, Inputs, Args, LinkingOutput)); |
| 9011 | } |
| 9012 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9013 | std::unique_ptr<Command> visualstudio::Compiler::GetCommand( |
David Blaikie | c11bf80 | 2014-09-04 16:04:28 +0000 | [diff] [blame] | 9014 | Compilation &C, const JobAction &JA, const InputInfo &Output, |
| 9015 | const InputInfoList &Inputs, const ArgList &Args, |
| 9016 | const char *LinkingOutput) const { |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9017 | ArgStringList CmdArgs; |
Hans Wennborg | 263c213 | 2013-09-24 17:36:21 +0000 | [diff] [blame] | 9018 | CmdArgs.push_back("/nologo"); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9019 | CmdArgs.push_back("/c"); // Compile only. |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9020 | CmdArgs.push_back("/W0"); // No warnings. |
| 9021 | |
| 9022 | // The goal is to be able to invoke this tool correctly based on |
| 9023 | // any flag accepted by clang-cl. |
| 9024 | |
| 9025 | // These are spelled the same way in clang and cl.exe,. |
Douglas Katzman | 57a9c7e | 2015-07-29 18:39:14 +0000 | [diff] [blame] | 9026 | Args.AddAllArgs(CmdArgs, {options::OPT_D, options::OPT_U, options::OPT_I}); |
Hans Wennborg | b6331dc | 2013-09-24 18:17:21 +0000 | [diff] [blame] | 9027 | |
| 9028 | // Optimization level. |
David Majnemer | 015ce0f | 2015-07-27 07:32:11 +0000 | [diff] [blame] | 9029 | if (Arg *A = Args.getLastArg(options::OPT_fbuiltin, options::OPT_fno_builtin)) |
| 9030 | CmdArgs.push_back(A->getOption().getID() == options::OPT_fbuiltin ? "/Oi" |
| 9031 | : "/Oi-"); |
Hans Wennborg | b6331dc | 2013-09-24 18:17:21 +0000 | [diff] [blame] | 9032 | if (Arg *A = Args.getLastArg(options::OPT_O, options::OPT_O0)) { |
| 9033 | if (A->getOption().getID() == options::OPT_O0) { |
| 9034 | CmdArgs.push_back("/Od"); |
| 9035 | } else { |
David Majnemer | 015ce0f | 2015-07-27 07:32:11 +0000 | [diff] [blame] | 9036 | CmdArgs.push_back("/Og"); |
| 9037 | |
Hans Wennborg | b6331dc | 2013-09-24 18:17:21 +0000 | [diff] [blame] | 9038 | StringRef OptLevel = A->getValue(); |
David Majnemer | 015ce0f | 2015-07-27 07:32:11 +0000 | [diff] [blame] | 9039 | if (OptLevel == "s" || OptLevel == "z") |
| 9040 | CmdArgs.push_back("/Os"); |
| 9041 | else |
| 9042 | CmdArgs.push_back("/Ot"); |
| 9043 | |
| 9044 | CmdArgs.push_back("/Ob2"); |
Hans Wennborg | b6331dc | 2013-09-24 18:17:21 +0000 | [diff] [blame] | 9045 | } |
| 9046 | } |
David Majnemer | 015ce0f | 2015-07-27 07:32:11 +0000 | [diff] [blame] | 9047 | if (Arg *A = Args.getLastArg(options::OPT_fomit_frame_pointer, |
| 9048 | options::OPT_fno_omit_frame_pointer)) |
| 9049 | CmdArgs.push_back(A->getOption().getID() == options::OPT_fomit_frame_pointer |
| 9050 | ? "/Oy" |
| 9051 | : "/Oy-"); |
| 9052 | if (!Args.hasArg(options::OPT_fwritable_strings)) |
| 9053 | CmdArgs.push_back("/GF"); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9054 | |
Nico Weber | 3f8dafb | 2015-03-12 19:37:10 +0000 | [diff] [blame] | 9055 | // Flags for which clang-cl has an alias. |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9056 | // FIXME: How can we ensure this stays in sync with relevant clang-cl options? |
| 9057 | |
David Majnemer | f607234 | 2014-07-01 22:24:56 +0000 | [diff] [blame] | 9058 | if (Args.hasFlag(options::OPT__SLASH_GR_, options::OPT__SLASH_GR, |
| 9059 | /*default=*/false)) |
| 9060 | CmdArgs.push_back("/GR-"); |
Hans Wennborg | 5149a3b | 2014-03-25 14:48:54 +0000 | [diff] [blame] | 9061 | if (Arg *A = Args.getLastArg(options::OPT_ffunction_sections, |
| 9062 | options::OPT_fno_function_sections)) |
| 9063 | CmdArgs.push_back(A->getOption().getID() == options::OPT_ffunction_sections |
| 9064 | ? "/Gy" |
| 9065 | : "/Gy-"); |
David Majnemer | dc7a47c | 2014-04-07 16:14:38 +0000 | [diff] [blame] | 9066 | if (Arg *A = Args.getLastArg(options::OPT_fdata_sections, |
| 9067 | options::OPT_fno_data_sections)) |
David Majnemer | 6c684a7 | 2014-04-07 16:19:27 +0000 | [diff] [blame] | 9068 | CmdArgs.push_back( |
| 9069 | A->getOption().getID() == options::OPT_fdata_sections ? "/Gw" : "/Gw-"); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9070 | if (Args.hasArg(options::OPT_fsyntax_only)) |
| 9071 | CmdArgs.push_back("/Zs"); |
Reid Kleckner | 124955a | 2015-08-05 18:51:13 +0000 | [diff] [blame] | 9072 | if (Args.hasArg(options::OPT_g_Flag, options::OPT_gline_tables_only, |
| 9073 | options::OPT__SLASH_Z7)) |
Reid Kleckner | c688daf | 2014-02-19 22:05:59 +0000 | [diff] [blame] | 9074 | CmdArgs.push_back("/Z7"); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9075 | |
Nico Weber | 3f8dafb | 2015-03-12 19:37:10 +0000 | [diff] [blame] | 9076 | std::vector<std::string> Includes = |
| 9077 | Args.getAllArgValues(options::OPT_include); |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9078 | for (const auto &Include : Includes) |
| 9079 | CmdArgs.push_back(Args.MakeArgString(std::string("/FI") + Include)); |
Hans Wennborg | 260ff40 | 2013-09-27 17:54:18 +0000 | [diff] [blame] | 9080 | |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9081 | // Flags that can simply be passed through. |
| 9082 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_LD); |
| 9083 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_LDd); |
Reid Kleckner | c542d37 | 2014-06-27 17:02:02 +0000 | [diff] [blame] | 9084 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_EH); |
David Majnemer | bac941c | 2015-07-25 06:07:59 +0000 | [diff] [blame] | 9085 | Args.AddAllArgs(CmdArgs, options::OPT__SLASH_Zl); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9086 | |
| 9087 | // The order of these flags is relevant, so pick the last one. |
| 9088 | if (Arg *A = Args.getLastArg(options::OPT__SLASH_MD, options::OPT__SLASH_MDd, |
| 9089 | options::OPT__SLASH_MT, options::OPT__SLASH_MTd)) |
| 9090 | A->render(Args, CmdArgs); |
| 9091 | |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9092 | // Input filename. |
| 9093 | assert(Inputs.size() == 1); |
| 9094 | const InputInfo &II = Inputs[0]; |
| 9095 | assert(II.getType() == types::TY_C || II.getType() == types::TY_CXX); |
| 9096 | CmdArgs.push_back(II.getType() == types::TY_C ? "/Tc" : "/Tp"); |
| 9097 | if (II.isFilename()) |
| 9098 | CmdArgs.push_back(II.getFilename()); |
| 9099 | else |
| 9100 | II.getInputArg().renderAsInput(Args, CmdArgs); |
| 9101 | |
| 9102 | // Output filename. |
| 9103 | assert(Output.getType() == types::TY_Object); |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9104 | const char *Fo = |
| 9105 | Args.MakeArgString(std::string("/Fo") + Output.getFilename()); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9106 | CmdArgs.push_back(Fo); |
| 9107 | |
Hans Wennborg | 188382e | 2013-09-20 18:16:35 +0000 | [diff] [blame] | 9108 | const Driver &D = getToolChain().getDriver(); |
Zachary Turner | 0eaf8fc | 2014-10-22 20:40:28 +0000 | [diff] [blame] | 9109 | std::string Exec = FindVisualStudioExecutable(getToolChain(), "cl.exe", |
| 9110 | D.getClangProgramPath()); |
David Blaikie | c11bf80 | 2014-09-04 16:04:28 +0000 | [diff] [blame] | 9111 | return llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec), |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9112 | CmdArgs, Inputs); |
Hans Wennborg | 87cfa71 | 2013-09-19 20:32:16 +0000 | [diff] [blame] | 9113 | } |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9114 | |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 9115 | /// MinGW Tools |
| 9116 | void MinGW::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9117 | const InputInfo &Output, |
| 9118 | const InputInfoList &Inputs, |
| 9119 | const ArgList &Args, |
| 9120 | const char *LinkingOutput) const { |
| 9121 | claimNoWarnArgs(Args); |
| 9122 | ArgStringList CmdArgs; |
| 9123 | |
| 9124 | if (getToolChain().getArch() == llvm::Triple::x86) { |
| 9125 | CmdArgs.push_back("--32"); |
| 9126 | } else if (getToolChain().getArch() == llvm::Triple::x86_64) { |
| 9127 | CmdArgs.push_back("--64"); |
| 9128 | } |
| 9129 | |
| 9130 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
| 9131 | |
| 9132 | CmdArgs.push_back("-o"); |
| 9133 | CmdArgs.push_back(Output.getFilename()); |
| 9134 | |
| 9135 | for (const auto &II : Inputs) |
| 9136 | CmdArgs.push_back(II.getFilename()); |
| 9137 | |
| 9138 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9139 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 9140 | |
| 9141 | if (Args.hasArg(options::OPT_gsplit_dwarf)) |
| 9142 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, |
| 9143 | SplitDebugName(Args, Inputs[0])); |
| 9144 | } |
| 9145 | |
| 9146 | void MinGW::Linker::AddLibGCC(const ArgList &Args, |
| 9147 | ArgStringList &CmdArgs) const { |
| 9148 | if (Args.hasArg(options::OPT_mthreads)) |
| 9149 | CmdArgs.push_back("-lmingwthrd"); |
| 9150 | CmdArgs.push_back("-lmingw32"); |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 9151 | |
Yaron Keren | aa28133 | 2015-08-09 00:24:07 +0000 | [diff] [blame] | 9152 | // Make use of compiler-rt if --rtlib option is used |
| 9153 | ToolChain::RuntimeLibType RLT = getToolChain().GetRuntimeLibType(Args); |
| 9154 | if (RLT == ToolChain::RLT_Libgcc) { |
| 9155 | bool Static = Args.hasArg(options::OPT_static_libgcc) || |
| 9156 | Args.hasArg(options::OPT_static); |
| 9157 | bool Shared = Args.hasArg(options::OPT_shared); |
| 9158 | bool CXX = getToolChain().getDriver().CCCIsCXX(); |
| 9159 | |
| 9160 | if (Static || (!CXX && !Shared)) { |
| 9161 | CmdArgs.push_back("-lgcc"); |
| 9162 | CmdArgs.push_back("-lgcc_eh"); |
| 9163 | } else { |
| 9164 | CmdArgs.push_back("-lgcc_s"); |
| 9165 | CmdArgs.push_back("-lgcc"); |
| 9166 | } |
| 9167 | } else { |
| 9168 | AddRunTimeLibs(getToolChain(), getToolChain().getDriver(), CmdArgs, Args); |
| 9169 | } |
Reid Kleckner | 0213a47 | 2015-07-22 16:01:38 +0000 | [diff] [blame] | 9170 | |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 9171 | CmdArgs.push_back("-lmoldname"); |
| 9172 | CmdArgs.push_back("-lmingwex"); |
| 9173 | CmdArgs.push_back("-lmsvcrt"); |
| 9174 | } |
| 9175 | |
| 9176 | void MinGW::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 9177 | const InputInfo &Output, |
| 9178 | const InputInfoList &Inputs, |
| 9179 | const ArgList &Args, |
| 9180 | const char *LinkingOutput) const { |
| 9181 | const ToolChain &TC = getToolChain(); |
| 9182 | const Driver &D = TC.getDriver(); |
| 9183 | // const SanitizerArgs &Sanitize = TC.getSanitizerArgs(); |
| 9184 | |
| 9185 | ArgStringList CmdArgs; |
| 9186 | |
| 9187 | // Silence warning for "clang -g foo.o -o foo" |
| 9188 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 9189 | // and "clang -emit-llvm foo.o -o foo" |
| 9190 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 9191 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 9192 | // handled somewhere else. |
| 9193 | Args.ClaimAllArgs(options::OPT_w); |
| 9194 | |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 9195 | StringRef LinkerName = Args.getLastArgValue(options::OPT_fuse_ld_EQ, "ld"); |
| 9196 | if (LinkerName.equals_lower("lld")) { |
| 9197 | CmdArgs.push_back("-flavor"); |
| 9198 | CmdArgs.push_back("gnu"); |
| 9199 | } |
| 9200 | |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 9201 | if (!D.SysRoot.empty()) |
| 9202 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 9203 | |
| 9204 | if (Args.hasArg(options::OPT_s)) |
| 9205 | CmdArgs.push_back("-s"); |
| 9206 | |
| 9207 | CmdArgs.push_back("-m"); |
| 9208 | if (TC.getArch() == llvm::Triple::x86) |
| 9209 | CmdArgs.push_back("i386pe"); |
| 9210 | if (TC.getArch() == llvm::Triple::x86_64) |
| 9211 | CmdArgs.push_back("i386pep"); |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 9212 | if (TC.getArch() == llvm::Triple::arm) |
| 9213 | CmdArgs.push_back("thumb2pe"); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 9214 | |
| 9215 | if (Args.hasArg(options::OPT_mwindows)) { |
| 9216 | CmdArgs.push_back("--subsystem"); |
| 9217 | CmdArgs.push_back("windows"); |
| 9218 | } else if (Args.hasArg(options::OPT_mconsole)) { |
| 9219 | CmdArgs.push_back("--subsystem"); |
| 9220 | CmdArgs.push_back("console"); |
| 9221 | } |
| 9222 | |
| 9223 | if (Args.hasArg(options::OPT_static)) |
| 9224 | CmdArgs.push_back("-Bstatic"); |
| 9225 | else { |
| 9226 | if (Args.hasArg(options::OPT_mdll)) |
| 9227 | CmdArgs.push_back("--dll"); |
| 9228 | else if (Args.hasArg(options::OPT_shared)) |
| 9229 | CmdArgs.push_back("--shared"); |
| 9230 | CmdArgs.push_back("-Bdynamic"); |
| 9231 | if (Args.hasArg(options::OPT_mdll) || Args.hasArg(options::OPT_shared)) { |
| 9232 | CmdArgs.push_back("-e"); |
| 9233 | if (TC.getArch() == llvm::Triple::x86) |
| 9234 | CmdArgs.push_back("_DllMainCRTStartup@12"); |
| 9235 | else |
| 9236 | CmdArgs.push_back("DllMainCRTStartup"); |
| 9237 | CmdArgs.push_back("--enable-auto-image-base"); |
| 9238 | } |
| 9239 | } |
| 9240 | |
| 9241 | CmdArgs.push_back("-o"); |
| 9242 | CmdArgs.push_back(Output.getFilename()); |
| 9243 | |
| 9244 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 9245 | // FIXME: add -N, -n flags |
| 9246 | Args.AddLastArg(CmdArgs, options::OPT_r); |
| 9247 | Args.AddLastArg(CmdArgs, options::OPT_s); |
| 9248 | Args.AddLastArg(CmdArgs, options::OPT_t); |
| 9249 | Args.AddAllArgs(CmdArgs, options::OPT_u_Group); |
| 9250 | Args.AddLastArg(CmdArgs, options::OPT_Z_Flag); |
| 9251 | |
| 9252 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 9253 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 9254 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_mdll)) { |
| 9255 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("dllcrt2.o"))); |
| 9256 | } else { |
| 9257 | if (Args.hasArg(options::OPT_municode)) |
| 9258 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crt2u.o"))); |
| 9259 | else |
| 9260 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crt2.o"))); |
| 9261 | } |
| 9262 | if (Args.hasArg(options::OPT_pg)) |
| 9263 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("gcrt2.o"))); |
| 9264 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crtbegin.o"))); |
| 9265 | } |
| 9266 | |
| 9267 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 9268 | const ToolChain::path_list Paths = TC.getFilePaths(); |
| 9269 | for (const auto &Path : Paths) |
| 9270 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + Path)); |
| 9271 | |
| 9272 | AddLinkerInputs(TC, Inputs, Args, CmdArgs); |
| 9273 | |
| 9274 | // TODO: Add ASan stuff here |
| 9275 | |
| 9276 | // TODO: Add profile stuff here |
| 9277 | |
| 9278 | if (D.CCCIsCXX() && !Args.hasArg(options::OPT_nostdlib) && |
| 9279 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 9280 | bool OnlyLibstdcxxStatic = Args.hasArg(options::OPT_static_libstdcxx) && |
| 9281 | !Args.hasArg(options::OPT_static); |
| 9282 | if (OnlyLibstdcxxStatic) |
| 9283 | CmdArgs.push_back("-Bstatic"); |
| 9284 | TC.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 9285 | if (OnlyLibstdcxxStatic) |
| 9286 | CmdArgs.push_back("-Bdynamic"); |
| 9287 | } |
| 9288 | |
| 9289 | if (!Args.hasArg(options::OPT_nostdlib)) { |
| 9290 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 9291 | if (Args.hasArg(options::OPT_static)) |
| 9292 | CmdArgs.push_back("--start-group"); |
| 9293 | |
| 9294 | if (Args.hasArg(options::OPT_fstack_protector) || |
| 9295 | Args.hasArg(options::OPT_fstack_protector_strong) || |
| 9296 | Args.hasArg(options::OPT_fstack_protector_all)) { |
| 9297 | CmdArgs.push_back("-lssp_nonshared"); |
| 9298 | CmdArgs.push_back("-lssp"); |
| 9299 | } |
| 9300 | if (Args.hasArg(options::OPT_fopenmp)) |
| 9301 | CmdArgs.push_back("-lgomp"); |
| 9302 | |
| 9303 | AddLibGCC(Args, CmdArgs); |
| 9304 | |
| 9305 | if (Args.hasArg(options::OPT_pg)) |
| 9306 | CmdArgs.push_back("-lgmon"); |
| 9307 | |
Yaron Keren | adce68e | 2015-07-06 18:52:19 +0000 | [diff] [blame] | 9308 | if (Args.hasArg(options::OPT_pthread)) |
| 9309 | CmdArgs.push_back("-lpthread"); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 9310 | |
| 9311 | // add system libraries |
| 9312 | if (Args.hasArg(options::OPT_mwindows)) { |
| 9313 | CmdArgs.push_back("-lgdi32"); |
| 9314 | CmdArgs.push_back("-lcomdlg32"); |
| 9315 | } |
| 9316 | CmdArgs.push_back("-ladvapi32"); |
| 9317 | CmdArgs.push_back("-lshell32"); |
| 9318 | CmdArgs.push_back("-luser32"); |
| 9319 | CmdArgs.push_back("-lkernel32"); |
| 9320 | |
| 9321 | if (Args.hasArg(options::OPT_static)) |
| 9322 | CmdArgs.push_back("--end-group"); |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 9323 | else if (!LinkerName.equals_lower("lld")) |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 9324 | AddLibGCC(Args, CmdArgs); |
| 9325 | } |
| 9326 | |
| 9327 | if (!Args.hasArg(options::OPT_nostartfiles)) { |
| 9328 | // Add crtfastmath.o if available and fast math is enabled. |
| 9329 | TC.AddFastMathRuntimeIfAvailable(Args, CmdArgs); |
| 9330 | |
| 9331 | CmdArgs.push_back(Args.MakeArgString(TC.GetFilePath("crtend.o"))); |
| 9332 | } |
| 9333 | } |
Yaron Keren | 2ffb36e | 2015-07-14 05:23:34 +0000 | [diff] [blame] | 9334 | const char *Exec = Args.MakeArgString(TC.GetProgramPath(LinkerName.data())); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9335 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Yaron Keren | 1c0070c | 2015-07-02 04:45:27 +0000 | [diff] [blame] | 9336 | } |
| 9337 | |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9338 | /// XCore Tools |
| 9339 | // We pass assemble and link construction to the xcc tool. |
| 9340 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9341 | void XCore::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9342 | const InputInfo &Output, |
| 9343 | const InputInfoList &Inputs, |
| 9344 | const ArgList &Args, |
| 9345 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 9346 | claimNoWarnArgs(Args); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9347 | ArgStringList CmdArgs; |
| 9348 | |
| 9349 | CmdArgs.push_back("-o"); |
| 9350 | CmdArgs.push_back(Output.getFilename()); |
| 9351 | |
| 9352 | CmdArgs.push_back("-c"); |
| 9353 | |
Robert Lytton | 9e8c1a4 | 2014-02-13 10:40:12 +0000 | [diff] [blame] | 9354 | if (Args.hasArg(options::OPT_v)) |
| 9355 | CmdArgs.push_back("-v"); |
| 9356 | |
Robert Lytton | 894d25c | 2014-05-02 09:33:25 +0000 | [diff] [blame] | 9357 | if (Arg *A = Args.getLastArg(options::OPT_g_Group)) |
| 9358 | if (!A->getOption().matches(options::OPT_g0)) |
| 9359 | CmdArgs.push_back("-g"); |
Robert Lytton | 9e8c1a4 | 2014-02-13 10:40:12 +0000 | [diff] [blame] | 9360 | |
Robert Lytton | 8e95d4e | 2014-02-11 10:34:45 +0000 | [diff] [blame] | 9361 | if (Args.hasFlag(options::OPT_fverbose_asm, options::OPT_fno_verbose_asm, |
| 9362 | false)) |
| 9363 | CmdArgs.push_back("-fverbose-asm"); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9364 | |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9365 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9366 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9367 | for (const auto &II : Inputs) |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9368 | CmdArgs.push_back(II.getFilename()); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9369 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9370 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9371 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9372 | } |
| 9373 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9374 | void XCore::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 9375 | const InputInfo &Output, |
| 9376 | const InputInfoList &Inputs, |
| 9377 | const ArgList &Args, |
| 9378 | const char *LinkingOutput) const { |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9379 | ArgStringList CmdArgs; |
| 9380 | |
| 9381 | if (Output.isFilename()) { |
| 9382 | CmdArgs.push_back("-o"); |
| 9383 | CmdArgs.push_back(Output.getFilename()); |
| 9384 | } else { |
| 9385 | assert(Output.isNothing() && "Invalid output."); |
| 9386 | } |
| 9387 | |
Robert Lytton | 9e8c1a4 | 2014-02-13 10:40:12 +0000 | [diff] [blame] | 9388 | if (Args.hasArg(options::OPT_v)) |
| 9389 | CmdArgs.push_back("-v"); |
| 9390 | |
Reid Kleckner | 0bb1fc4 | 2015-07-10 22:25:44 +0000 | [diff] [blame] | 9391 | // Pass -fexceptions through to the linker if it was present. |
| 9392 | if (Args.hasFlag(options::OPT_fexceptions, options::OPT_fno_exceptions, |
| 9393 | false)) |
Robert Lytton | f7e03c1 | 2014-02-13 10:34:44 +0000 | [diff] [blame] | 9394 | CmdArgs.push_back("-fexceptions"); |
| 9395 | |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9396 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 9397 | |
Saleem Abdulrasool | 2456cea | 2014-06-12 02:08:04 +0000 | [diff] [blame] | 9398 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9399 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Robert Lytton | cf1dd69 | 2013-10-11 10:29:40 +0000 | [diff] [blame] | 9400 | } |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9401 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9402 | void CrossWindows::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9403 | const InputInfo &Output, |
| 9404 | const InputInfoList &Inputs, |
| 9405 | const ArgList &Args, |
| 9406 | const char *LinkingOutput) const { |
Rafael Espindola | 577637a | 2015-01-03 00:06:04 +0000 | [diff] [blame] | 9407 | claimNoWarnArgs(Args); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9408 | const auto &TC = |
| 9409 | static_cast<const toolchains::CrossWindowsToolChain &>(getToolChain()); |
| 9410 | ArgStringList CmdArgs; |
| 9411 | const char *Exec; |
| 9412 | |
| 9413 | switch (TC.getArch()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9414 | default: |
| 9415 | llvm_unreachable("unsupported architecture"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9416 | case llvm::Triple::arm: |
| 9417 | case llvm::Triple::thumb: |
| 9418 | break; |
| 9419 | case llvm::Triple::x86: |
| 9420 | CmdArgs.push_back("--32"); |
| 9421 | break; |
| 9422 | case llvm::Triple::x86_64: |
| 9423 | CmdArgs.push_back("--64"); |
| 9424 | break; |
| 9425 | } |
| 9426 | |
| 9427 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); |
| 9428 | |
| 9429 | CmdArgs.push_back("-o"); |
| 9430 | CmdArgs.push_back(Output.getFilename()); |
| 9431 | |
| 9432 | for (const auto &Input : Inputs) |
| 9433 | CmdArgs.push_back(Input.getFilename()); |
| 9434 | |
| 9435 | const std::string Assembler = TC.GetProgramPath("as"); |
| 9436 | Exec = Args.MakeArgString(Assembler); |
| 9437 | |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9438 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9439 | } |
| 9440 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9441 | void CrossWindows::Linker::ConstructJob(Compilation &C, const JobAction &JA, |
| 9442 | const InputInfo &Output, |
| 9443 | const InputInfoList &Inputs, |
| 9444 | const ArgList &Args, |
| 9445 | const char *LinkingOutput) const { |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9446 | const auto &TC = |
| 9447 | static_cast<const toolchains::CrossWindowsToolChain &>(getToolChain()); |
| 9448 | const llvm::Triple &T = TC.getTriple(); |
| 9449 | const Driver &D = TC.getDriver(); |
| 9450 | SmallString<128> EntryPoint; |
| 9451 | ArgStringList CmdArgs; |
| 9452 | const char *Exec; |
| 9453 | |
| 9454 | // Silence warning for "clang -g foo.o -o foo" |
| 9455 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 9456 | // and "clang -emit-llvm foo.o -o foo" |
| 9457 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 9458 | // and for "clang -w foo.o -o foo" |
| 9459 | Args.ClaimAllArgs(options::OPT_w); |
| 9460 | // Other warning options are already handled somewhere else. |
| 9461 | |
| 9462 | if (!D.SysRoot.empty()) |
| 9463 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 9464 | |
| 9465 | if (Args.hasArg(options::OPT_pie)) |
| 9466 | CmdArgs.push_back("-pie"); |
| 9467 | if (Args.hasArg(options::OPT_rdynamic)) |
| 9468 | CmdArgs.push_back("-export-dynamic"); |
| 9469 | if (Args.hasArg(options::OPT_s)) |
| 9470 | CmdArgs.push_back("--strip-all"); |
| 9471 | |
| 9472 | CmdArgs.push_back("-m"); |
| 9473 | switch (TC.getArch()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9474 | default: |
| 9475 | llvm_unreachable("unsupported architecture"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9476 | case llvm::Triple::arm: |
| 9477 | case llvm::Triple::thumb: |
| 9478 | // FIXME: this is incorrect for WinCE |
| 9479 | CmdArgs.push_back("thumb2pe"); |
| 9480 | break; |
| 9481 | case llvm::Triple::x86: |
| 9482 | CmdArgs.push_back("i386pe"); |
| 9483 | EntryPoint.append("_"); |
| 9484 | break; |
| 9485 | case llvm::Triple::x86_64: |
| 9486 | CmdArgs.push_back("i386pep"); |
| 9487 | break; |
| 9488 | } |
| 9489 | |
| 9490 | if (Args.hasArg(options::OPT_shared)) { |
| 9491 | switch (T.getArch()) { |
Douglas Katzman | a67e50c | 2015-06-26 15:47:46 +0000 | [diff] [blame] | 9492 | default: |
| 9493 | llvm_unreachable("unsupported architecture"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9494 | case llvm::Triple::arm: |
| 9495 | case llvm::Triple::thumb: |
| 9496 | case llvm::Triple::x86_64: |
| 9497 | EntryPoint.append("_DllMainCRTStartup"); |
| 9498 | break; |
| 9499 | case llvm::Triple::x86: |
| 9500 | EntryPoint.append("_DllMainCRTStartup@12"); |
| 9501 | break; |
| 9502 | } |
| 9503 | |
| 9504 | CmdArgs.push_back("-shared"); |
| 9505 | CmdArgs.push_back("-Bdynamic"); |
| 9506 | |
| 9507 | CmdArgs.push_back("--enable-auto-image-base"); |
| 9508 | |
| 9509 | CmdArgs.push_back("--entry"); |
| 9510 | CmdArgs.push_back(Args.MakeArgString(EntryPoint)); |
| 9511 | } else { |
| 9512 | EntryPoint.append("mainCRTStartup"); |
| 9513 | |
| 9514 | CmdArgs.push_back(Args.hasArg(options::OPT_static) ? "-Bstatic" |
| 9515 | : "-Bdynamic"); |
| 9516 | |
| 9517 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 9518 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 9519 | CmdArgs.push_back("--entry"); |
| 9520 | CmdArgs.push_back(Args.MakeArgString(EntryPoint)); |
| 9521 | } |
| 9522 | |
| 9523 | // FIXME: handle subsystem |
| 9524 | } |
| 9525 | |
| 9526 | // NOTE: deal with multiple definitions on Windows (e.g. COMDAT) |
Saleem Abdulrasool | 56dd1ac | 2014-10-28 03:15:02 +0000 | [diff] [blame] | 9527 | CmdArgs.push_back("--allow-multiple-definition"); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9528 | |
| 9529 | CmdArgs.push_back("-o"); |
| 9530 | CmdArgs.push_back(Output.getFilename()); |
| 9531 | |
| 9532 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_rdynamic)) { |
| 9533 | SmallString<261> ImpLib(Output.getFilename()); |
| 9534 | llvm::sys::path::replace_extension(ImpLib, ".lib"); |
| 9535 | |
| 9536 | CmdArgs.push_back("--out-implib"); |
| 9537 | CmdArgs.push_back(Args.MakeArgString(ImpLib)); |
| 9538 | } |
| 9539 | |
| 9540 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 9541 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 9542 | const std::string CRTPath(D.SysRoot + "/usr/lib/"); |
| 9543 | const char *CRTBegin; |
| 9544 | |
| 9545 | CRTBegin = |
| 9546 | Args.hasArg(options::OPT_shared) ? "crtbeginS.obj" : "crtbegin.obj"; |
| 9547 | CmdArgs.push_back(Args.MakeArgString(CRTPath + CRTBegin)); |
| 9548 | } |
| 9549 | |
| 9550 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 9551 | |
| 9552 | const auto &Paths = TC.getFilePaths(); |
| 9553 | for (const auto &Path : Paths) |
| 9554 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + Path)); |
| 9555 | |
| 9556 | AddLinkerInputs(TC, Inputs, Args, CmdArgs); |
| 9557 | |
| 9558 | if (D.CCCIsCXX() && !Args.hasArg(options::OPT_nostdlib) && |
| 9559 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 9560 | bool StaticCXX = Args.hasArg(options::OPT_static_libstdcxx) && |
| 9561 | !Args.hasArg(options::OPT_static); |
| 9562 | if (StaticCXX) |
| 9563 | CmdArgs.push_back("-Bstatic"); |
| 9564 | TC.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 9565 | if (StaticCXX) |
| 9566 | CmdArgs.push_back("-Bdynamic"); |
| 9567 | } |
| 9568 | |
| 9569 | if (!Args.hasArg(options::OPT_nostdlib)) { |
| 9570 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 9571 | // TODO handle /MT[d] /MD[d] |
| 9572 | CmdArgs.push_back("-lmsvcrt"); |
| 9573 | AddRunTimeLibs(TC, D, CmdArgs, Args); |
| 9574 | } |
| 9575 | } |
| 9576 | |
| 9577 | const std::string Linker = TC.GetProgramPath("ld"); |
| 9578 | Exec = Args.MakeArgString(Linker); |
| 9579 | |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9580 | C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs)); |
Saleem Abdulrasool | 543a78b | 2014-10-24 03:13:37 +0000 | [diff] [blame] | 9581 | } |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 9582 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9583 | void tools::SHAVE::Compiler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9584 | const InputInfo &Output, |
| 9585 | const InputInfoList &Inputs, |
| 9586 | const ArgList &Args, |
| 9587 | const char *LinkingOutput) const { |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 9588 | |
| 9589 | ArgStringList CmdArgs; |
| 9590 | |
| 9591 | assert(Inputs.size() == 1); |
| 9592 | const InputInfo &II = Inputs[0]; |
| 9593 | assert(II.getType() == types::TY_C || II.getType() == types::TY_CXX); |
| 9594 | assert(Output.getType() == types::TY_PP_Asm); // Require preprocessed asm. |
| 9595 | |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 9596 | CmdArgs.push_back("-DMYRIAD2"); |
| 9597 | CmdArgs.push_back("-mcpu=myriad2"); |
| 9598 | CmdArgs.push_back("-S"); |
| 9599 | |
Douglas Katzman | f607111 | 2015-08-03 14:34:22 +0000 | [diff] [blame] | 9600 | // Append all -I, -iquote, -isystem paths, defines/undefines, |
| 9601 | // 'f' flags, optimize flags, and warning options. |
| 9602 | // These are spelled the same way in clang and moviCompile. |
| 9603 | Args.AddAllArgs(CmdArgs, |
| 9604 | {options::OPT_I_Group, options::OPT_clang_i_Group, |
| 9605 | options::OPT_D, options::OPT_U, |
| 9606 | options::OPT_f_Group, |
| 9607 | options::OPT_f_clang_Group, |
| 9608 | options::OPT_g_Group, |
| 9609 | options::OPT_O_Group, |
| 9610 | options::OPT_W_Group}); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 9611 | CmdArgs.push_back("-fno-exceptions"); // Always do this even if unspecified. |
| 9612 | |
| 9613 | CmdArgs.push_back(II.getFilename()); |
| 9614 | CmdArgs.push_back("-o"); |
| 9615 | CmdArgs.push_back(Output.getFilename()); |
| 9616 | |
| 9617 | std::string Exec = |
| 9618 | Args.MakeArgString(getToolChain().GetProgramPath("moviCompile")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9619 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec), |
| 9620 | CmdArgs, Inputs)); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 9621 | } |
| 9622 | |
Douglas Katzman | 9535429 | 2015-06-23 20:42:09 +0000 | [diff] [blame] | 9623 | void tools::SHAVE::Assembler::ConstructJob(Compilation &C, const JobAction &JA, |
| 9624 | const InputInfo &Output, |
| 9625 | const InputInfoList &Inputs, |
| 9626 | const ArgList &Args, |
| 9627 | const char *LinkingOutput) const { |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 9628 | ArgStringList CmdArgs; |
| 9629 | |
| 9630 | assert(Inputs.size() == 1); |
| 9631 | const InputInfo &II = Inputs[0]; |
| 9632 | assert(II.getType() == types::TY_PP_Asm); // Require preprocessed asm input. |
| 9633 | assert(Output.getType() == types::TY_Object); |
| 9634 | |
| 9635 | CmdArgs.push_back("-no6thSlotCompression"); |
| 9636 | CmdArgs.push_back("-cv:myriad2"); // Chip Version ? |
| 9637 | CmdArgs.push_back("-noSPrefixing"); |
| 9638 | CmdArgs.push_back("-a"); // Mystery option. |
| 9639 | for (auto Arg : Args.filtered(options::OPT_I)) { |
| 9640 | Arg->claim(); |
| 9641 | CmdArgs.push_back( |
| 9642 | Args.MakeArgString(std::string("-i:") + Arg->getValue(0))); |
| 9643 | } |
| 9644 | CmdArgs.push_back("-elf"); // Output format. |
| 9645 | CmdArgs.push_back(II.getFilename()); |
| 9646 | CmdArgs.push_back( |
| 9647 | Args.MakeArgString(std::string("-o:") + Output.getFilename())); |
| 9648 | |
| 9649 | std::string Exec = |
| 9650 | Args.MakeArgString(getToolChain().GetProgramPath("moviAsm")); |
Justin Bogner | d3371d8 | 2015-07-17 03:35:54 +0000 | [diff] [blame] | 9651 | C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec), |
| 9652 | CmdArgs, Inputs)); |
Douglas Katzman | 84a7564 | 2015-06-19 14:55:19 +0000 | [diff] [blame] | 9653 | } |