Nick Lewycky | e3365aa | 2010-09-23 23:48:20 +0000 | [diff] [blame] | 1 | //===--- Tools.cpp - Tools Implementations --------------------------------===// |
Daniel Dunbar | 47ac7d2 | 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 | 55fc873 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 11 | #include "InputInfo.h" |
| 12 | #include "SanitizerArgs.h" |
| 13 | #include "ToolChains.h" |
| 14 | #include "clang/Basic/ObjCRuntime.h" |
Kevin Enderby | 0234179 | 2013-01-17 21:38:06 +0000 | [diff] [blame] | 15 | #include "clang/Basic/Version.h" |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 16 | #include "clang/Driver/Action.h" |
Chandler Carruth | 55fc873 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 17 | #include "clang/Driver/Compilation.h" |
Daniel Dunbar | ee848a7 | 2009-10-29 02:39:57 +0000 | [diff] [blame] | 18 | #include "clang/Driver/Driver.h" |
| 19 | #include "clang/Driver/DriverDiagnostic.h" |
Daniel Dunbar | 871adcf | 2009-03-18 07:06:02 +0000 | [diff] [blame] | 20 | #include "clang/Driver/Job.h" |
Daniel Dunbar | 265e9ef | 2009-11-19 04:25:22 +0000 | [diff] [blame] | 21 | #include "clang/Driver/Options.h" |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 22 | #include "clang/Driver/ToolChain.h" |
Daniel Dunbar | 871adcf | 2009-03-18 07:06:02 +0000 | [diff] [blame] | 23 | #include "clang/Driver/Util.h" |
Daniel Dunbar | 8813764 | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 24 | #include "llvm/ADT/SmallString.h" |
Douglas Gregor | 55d3f7a | 2009-10-29 00:41:01 +0000 | [diff] [blame] | 25 | #include "llvm/ADT/StringSwitch.h" |
Daniel Dunbar | 5b750fe | 2009-09-09 22:32:34 +0000 | [diff] [blame] | 26 | #include "llvm/ADT/Twine.h" |
Reid Kleckner | b1e25a1 | 2013-06-14 17:17:23 +0000 | [diff] [blame] | 27 | #include "llvm/Option/Arg.h" |
| 28 | #include "llvm/Option/ArgList.h" |
| 29 | #include "llvm/Option/Option.h" |
Chandler Carruth | 55fc873 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 30 | #include "llvm/Support/ErrorHandling.h" |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 31 | #include "llvm/Support/FileSystem.h" |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 32 | #include "llvm/Support/Format.h" |
Michael J. Spencer | 03013fa | 2010-11-29 18:12:39 +0000 | [diff] [blame] | 33 | #include "llvm/Support/Host.h" |
Rafael Espindola | a372f40 | 2013-06-17 17:23:47 +0000 | [diff] [blame] | 34 | #include "llvm/Support/PathV1.h" |
Michael J. Spencer | 03013fa | 2010-11-29 18:12:39 +0000 | [diff] [blame] | 35 | #include "llvm/Support/Process.h" |
Chandler Carruth | 55fc873 | 2012-12-04 09:13:33 +0000 | [diff] [blame] | 36 | #include "llvm/Support/raw_ostream.h" |
Reid Kleckner | b1e25a1 | 2013-06-14 17:17:23 +0000 | [diff] [blame] | 37 | #include <sys/stat.h> |
Daniel Dunbar | 871adcf | 2009-03-18 07:06:02 +0000 | [diff] [blame] | 38 | |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 39 | using namespace clang::driver; |
| 40 | using namespace clang::driver::tools; |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 41 | using namespace clang; |
Reid Kleckner | b1e25a1 | 2013-06-14 17:17:23 +0000 | [diff] [blame] | 42 | using namespace llvm::opt; |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 43 | |
Daniel Dunbar | 88a3d6c | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 44 | /// CheckPreprocessingOptions - Perform some validation of preprocessing |
| 45 | /// arguments that is shared with gcc. |
| 46 | static void CheckPreprocessingOptions(const Driver &D, const ArgList &Args) { |
| 47 | if (Arg *A = Args.getLastArg(options::OPT_C, options::OPT_CC)) |
Joerg Sonnenberger | 9ade4ae | 2011-03-06 23:31:01 +0000 | [diff] [blame] | 48 | if (!Args.hasArg(options::OPT_E) && !D.CCCIsCPP) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 49 | D.Diag(diag::err_drv_argument_only_allowed_with) |
Daniel Dunbar | 88a3d6c | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 50 | << A->getAsString(Args) << "-E"; |
| 51 | } |
| 52 | |
Daniel Dunbar | e2fd664 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 53 | /// CheckCodeGenerationOptions - Perform some validation of code generation |
| 54 | /// arguments that is shared with gcc. |
| 55 | static void CheckCodeGenerationOptions(const Driver &D, const ArgList &Args) { |
| 56 | // In gcc, only ARM checks this, but it seems reasonable to check universally. |
| 57 | if (Args.hasArg(options::OPT_static)) |
| 58 | if (const Arg *A = Args.getLastArg(options::OPT_dynamic, |
| 59 | options::OPT_mdynamic_no_pic)) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 60 | D.Diag(diag::err_drv_argument_not_allowed_with) |
Daniel Dunbar | e2fd664 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 61 | << A->getAsString(Args) << "-static"; |
| 62 | } |
| 63 | |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 64 | // Quote target names for inclusion in GNU Make dependency files. |
| 65 | // Only the characters '$', '#', ' ', '\t' are quoted. |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 66 | static void QuoteTarget(StringRef Target, |
| 67 | SmallVectorImpl<char> &Res) { |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 68 | for (unsigned i = 0, e = Target.size(); i != e; ++i) { |
| 69 | switch (Target[i]) { |
| 70 | case ' ': |
| 71 | case '\t': |
| 72 | // Escape the preceding backslashes |
| 73 | for (int j = i - 1; j >= 0 && Target[j] == '\\'; --j) |
| 74 | Res.push_back('\\'); |
| 75 | |
| 76 | // Escape the space/tab |
| 77 | Res.push_back('\\'); |
| 78 | break; |
| 79 | case '$': |
| 80 | Res.push_back('$'); |
| 81 | break; |
| 82 | case '#': |
| 83 | Res.push_back('\\'); |
| 84 | break; |
| 85 | default: |
| 86 | break; |
| 87 | } |
| 88 | |
| 89 | Res.push_back(Target[i]); |
| 90 | } |
| 91 | } |
| 92 | |
Bill Wendling | 3d71715 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 93 | static void addDirectoryList(const ArgList &Args, |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 94 | ArgStringList &CmdArgs, |
| 95 | const char *ArgName, |
Bill Wendling | 3d71715 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 96 | const char *EnvVar) { |
| 97 | const char *DirList = ::getenv(EnvVar); |
Chad Rosier | 89aa2ce | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 98 | bool CombinedArg = false; |
| 99 | |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 100 | if (!DirList) |
| 101 | return; // Nothing to do. |
| 102 | |
Chad Rosier | 89aa2ce | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 103 | StringRef Name(ArgName); |
| 104 | if (Name.equals("-I") || Name.equals("-L")) |
| 105 | CombinedArg = true; |
| 106 | |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 107 | StringRef Dirs(DirList); |
| 108 | if (Dirs.empty()) // Empty string should not add '.'. |
| 109 | return; |
| 110 | |
| 111 | StringRef::size_type Delim; |
| 112 | while ((Delim = Dirs.find(llvm::sys::PathSeparator)) != StringRef::npos) { |
| 113 | if (Delim == 0) { // Leading colon. |
Chad Rosier | 89aa2ce | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 114 | if (CombinedArg) { |
| 115 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + ".")); |
| 116 | } else { |
| 117 | CmdArgs.push_back(ArgName); |
| 118 | CmdArgs.push_back("."); |
| 119 | } |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 120 | } else { |
Chad Rosier | 89aa2ce | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 121 | if (CombinedArg) { |
| 122 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + Dirs.substr(0, Delim))); |
| 123 | } else { |
| 124 | CmdArgs.push_back(ArgName); |
| 125 | CmdArgs.push_back(Args.MakeArgString(Dirs.substr(0, Delim))); |
| 126 | } |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 127 | } |
Nico Weber | 09c5c39 | 2012-03-19 15:00:03 +0000 | [diff] [blame] | 128 | Dirs = Dirs.substr(Delim + 1); |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 129 | } |
| 130 | |
| 131 | if (Dirs.empty()) { // Trailing colon. |
Chad Rosier | 89aa2ce | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 132 | if (CombinedArg) { |
| 133 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + ".")); |
| 134 | } else { |
| 135 | CmdArgs.push_back(ArgName); |
| 136 | CmdArgs.push_back("."); |
| 137 | } |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 138 | } else { // Add the last path. |
Chad Rosier | 89aa2ce | 2012-10-30 21:42:09 +0000 | [diff] [blame] | 139 | if (CombinedArg) { |
| 140 | CmdArgs.push_back(Args.MakeArgString(std::string(ArgName) + Dirs)); |
| 141 | } else { |
| 142 | CmdArgs.push_back(ArgName); |
| 143 | CmdArgs.push_back(Args.MakeArgString(Dirs)); |
| 144 | } |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 145 | } |
| 146 | } |
| 147 | |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 148 | static void AddLinkerInputs(const ToolChain &TC, |
| 149 | const InputInfoList &Inputs, const ArgList &Args, |
| 150 | ArgStringList &CmdArgs) { |
| 151 | const Driver &D = TC.getDriver(); |
| 152 | |
Daniel Dunbar | 8ac38d7 | 2011-02-19 05:33:51 +0000 | [diff] [blame] | 153 | // Add extra linker input arguments which are not treated as inputs |
| 154 | // (constructed via -Xarch_). |
| 155 | Args.AddAllArgValues(CmdArgs, options::OPT_Zlinker_input); |
| 156 | |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 157 | for (InputInfoList::const_iterator |
| 158 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 159 | const InputInfo &II = *it; |
| 160 | |
| 161 | if (!TC.HasNativeLLVMSupport()) { |
| 162 | // Don't try to pass LLVM inputs unless we have native support. |
| 163 | if (II.getType() == types::TY_LLVM_IR || |
| 164 | II.getType() == types::TY_LTO_IR || |
| 165 | II.getType() == types::TY_LLVM_BC || |
| 166 | II.getType() == types::TY_LTO_BC) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 167 | D.Diag(diag::err_drv_no_linker_llvm_support) |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 168 | << TC.getTripleString(); |
| 169 | } |
| 170 | |
Daniel Dunbar | e5a37f4 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 171 | // Add filenames immediately. |
| 172 | if (II.isFilename()) { |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 173 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | e5a37f4 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 174 | continue; |
| 175 | } |
| 176 | |
| 177 | // Otherwise, this is a linker input argument. |
| 178 | const Arg &A = II.getInputArg(); |
| 179 | |
| 180 | // Handle reserved library options. |
| 181 | if (A.getOption().matches(options::OPT_Z_reserved_lib_stdcxx)) { |
Daniel Dunbar | 132e35d | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 182 | TC.AddCXXStdlibLibArgs(Args, CmdArgs); |
Shantonu Sen | 7433fed | 2010-09-17 18:39:08 +0000 | [diff] [blame] | 183 | } else if (A.getOption().matches(options::OPT_Z_reserved_lib_cckext)) { |
| 184 | TC.AddCCKextLibArgs(Args, CmdArgs); |
Daniel Dunbar | e5a37f4 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 185 | } else |
| 186 | A.renderAsInput(Args, CmdArgs); |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 187 | } |
Bill Wendling | bdb8f3c | 2012-03-12 21:22:35 +0000 | [diff] [blame] | 188 | |
| 189 | // LIBRARY_PATH - included following the user specified library paths. |
Bill Wendling | 3d71715 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 190 | addDirectoryList(Args, CmdArgs, "-L", "LIBRARY_PATH"); |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 191 | } |
| 192 | |
John McCall | f85e193 | 2011-06-15 23:02:42 +0000 | [diff] [blame] | 193 | /// \brief Determine whether Objective-C automated reference counting is |
| 194 | /// enabled. |
| 195 | static bool isObjCAutoRefCount(const ArgList &Args) { |
| 196 | return Args.hasFlag(options::OPT_fobjc_arc, options::OPT_fno_objc_arc, false); |
| 197 | } |
| 198 | |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 199 | /// \brief Determine whether we are linking the ObjC runtime. |
| 200 | static bool isObjCRuntimeLinked(const ArgList &Args) { |
Bob Wilson | a7635f1 | 2012-08-07 19:58:00 +0000 | [diff] [blame] | 201 | if (isObjCAutoRefCount(Args)) { |
| 202 | Args.ClaimAllArgs(options::OPT_fobjc_link_runtime); |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 203 | return true; |
Bob Wilson | a7635f1 | 2012-08-07 19:58:00 +0000 | [diff] [blame] | 204 | } |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 205 | return Args.hasArg(options::OPT_fobjc_link_runtime); |
| 206 | } |
| 207 | |
Rafael Espindola | db3f24a | 2011-06-02 18:58:46 +0000 | [diff] [blame] | 208 | static void addProfileRT(const ToolChain &TC, const ArgList &Args, |
Bill Wendling | 3f4be6f | 2011-06-27 19:15:03 +0000 | [diff] [blame] | 209 | ArgStringList &CmdArgs, |
| 210 | llvm::Triple Triple) { |
| 211 | if (!(Args.hasArg(options::OPT_fprofile_arcs) || |
| 212 | Args.hasArg(options::OPT_fprofile_generate) || |
| 213 | Args.hasArg(options::OPT_fcreate_profile) || |
| 214 | Args.hasArg(options::OPT_coverage))) |
| 215 | return; |
| 216 | |
| 217 | // GCC links libgcov.a by adding -L<inst>/gcc/lib/gcc/<triple>/<ver> -lgcov to |
| 218 | // the link line. We cannot do the same thing because unlike gcov there is a |
| 219 | // libprofile_rt.so. We used to use the -l:libprofile_rt.a syntax, but that is |
| 220 | // not supported by old linkers. |
Benjamin Kramer | f2db04c | 2011-11-07 16:02:25 +0000 | [diff] [blame] | 221 | std::string ProfileRT = |
| 222 | std::string(TC.getDriver().Dir) + "/../lib/libprofile_rt.a"; |
Bill Wendling | 3f4be6f | 2011-06-27 19:15:03 +0000 | [diff] [blame] | 223 | |
Bill Wendling | 3f4be6f | 2011-06-27 19:15:03 +0000 | [diff] [blame] | 224 | CmdArgs.push_back(Args.MakeArgString(ProfileRT)); |
Rafael Espindola | db3f24a | 2011-06-02 18:58:46 +0000 | [diff] [blame] | 225 | } |
| 226 | |
Michael J. Spencer | 91e06da | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 227 | static bool forwardToGCC(const Option &O) { |
Reid Kleckner | 4cd90df | 2013-06-19 15:09:06 +0000 | [diff] [blame] | 228 | // Don't forward inputs from the original command line. They are added from |
| 229 | // InputInfoList. |
Richard Smith | e40bc4b | 2013-06-20 01:33:59 +0000 | [diff] [blame] | 230 | return O.getKind() != Option::InputClass && |
Reid Kleckner | 4cd90df | 2013-06-19 15:09:06 +0000 | [diff] [blame] | 231 | !O.hasFlag(options::NoForward) && |
Michael J. Spencer | 91e06da | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 232 | !O.hasFlag(options::DriverOption) && |
| 233 | !O.hasFlag(options::LinkerInput); |
| 234 | } |
| 235 | |
Peter Collingbourne | 54db68b | 2011-11-06 00:40:05 +0000 | [diff] [blame] | 236 | void Clang::AddPreprocessingOptions(Compilation &C, |
Chad Rosier | 9d71863 | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 237 | const JobAction &JA, |
Peter Collingbourne | 54db68b | 2011-11-06 00:40:05 +0000 | [diff] [blame] | 238 | const Driver &D, |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 239 | const ArgList &Args, |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 240 | ArgStringList &CmdArgs, |
| 241 | const InputInfo &Output, |
| 242 | const InputInfoList &Inputs) const { |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 243 | Arg *A; |
Daniel Dunbar | 3a183d3 | 2009-06-08 21:48:20 +0000 | [diff] [blame] | 244 | |
Daniel Dunbar | 88a3d6c | 2009-09-10 01:21:05 +0000 | [diff] [blame] | 245 | CheckPreprocessingOptions(D, Args); |
| 246 | |
| 247 | Args.AddLastArg(CmdArgs, options::OPT_C); |
| 248 | Args.AddLastArg(CmdArgs, options::OPT_CC); |
Daniel Dunbar | 3a183d3 | 2009-06-08 21:48:20 +0000 | [diff] [blame] | 249 | |
| 250 | // Handle dependency file generation. |
Daniel Dunbar | 9eb93b0 | 2010-12-08 21:33:40 +0000 | [diff] [blame] | 251 | if ((A = Args.getLastArg(options::OPT_M, options::OPT_MM)) || |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 252 | (A = Args.getLastArg(options::OPT_MD)) || |
| 253 | (A = Args.getLastArg(options::OPT_MMD))) { |
| 254 | // Determine the output location. |
| 255 | const char *DepFile; |
Benjamin Kramer | 99c7208 | 2012-09-26 19:01:49 +0000 | [diff] [blame] | 256 | if (Arg *MF = Args.getLastArg(options::OPT_MF)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 257 | DepFile = MF->getValue(); |
Chad Rosier | 9d71863 | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 258 | C.addFailureResultFile(DepFile, &JA); |
Benjamin Kramer | 99c7208 | 2012-09-26 19:01:49 +0000 | [diff] [blame] | 259 | } else if (Output.getType() == types::TY_Dependencies) { |
| 260 | DepFile = Output.getFilename(); |
Daniel Dunbar | b827a05 | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 261 | } else if (A->getOption().matches(options::OPT_M) || |
| 262 | A->getOption().matches(options::OPT_MM)) { |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 263 | DepFile = "-"; |
| 264 | } else { |
Bob Wilson | 66b8a66 | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 265 | DepFile = getDependencyFileName(Args, Inputs); |
Chad Rosier | 9d71863 | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 266 | C.addFailureResultFile(DepFile, &JA); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 267 | } |
| 268 | CmdArgs.push_back("-dependency-file"); |
| 269 | CmdArgs.push_back(DepFile); |
| 270 | |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 271 | // Add a default target if one wasn't specified. |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 272 | if (!Args.hasArg(options::OPT_MT) && !Args.hasArg(options::OPT_MQ)) { |
| 273 | const char *DepTarget; |
| 274 | |
| 275 | // If user provided -o, that is the dependency target, except |
| 276 | // when we are only generating a dependency file. |
| 277 | Arg *OutputOpt = Args.getLastArg(options::OPT_o); |
| 278 | if (OutputOpt && Output.getType() != types::TY_Dependencies) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 279 | DepTarget = OutputOpt->getValue(); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 280 | } else { |
| 281 | // Otherwise derive from the base input. |
| 282 | // |
| 283 | // FIXME: This should use the computed output file location. |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 284 | SmallString<128> P(Inputs[0].getBaseInput()); |
Michael J. Spencer | 472ccff | 2010-12-18 00:19:12 +0000 | [diff] [blame] | 285 | llvm::sys::path::replace_extension(P, "o"); |
| 286 | DepTarget = Args.MakeArgString(llvm::sys::path::filename(P)); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 287 | } |
| 288 | |
| 289 | CmdArgs.push_back("-MT"); |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 290 | SmallString<128> Quoted; |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 291 | QuoteTarget(DepTarget, Quoted); |
| 292 | CmdArgs.push_back(Args.MakeArgString(Quoted)); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 293 | } |
| 294 | |
Daniel Dunbar | b827a05 | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 295 | if (A->getOption().matches(options::OPT_M) || |
| 296 | A->getOption().matches(options::OPT_MD)) |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 297 | CmdArgs.push_back("-sys-header-deps"); |
| 298 | } |
| 299 | |
Peter Collingbourne | bb52786 | 2011-07-12 19:35:15 +0000 | [diff] [blame] | 300 | if (Args.hasArg(options::OPT_MG)) { |
| 301 | if (!A || A->getOption().matches(options::OPT_MD) || |
| 302 | A->getOption().matches(options::OPT_MMD)) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 303 | D.Diag(diag::err_drv_mg_requires_m_or_mm); |
Peter Collingbourne | bb52786 | 2011-07-12 19:35:15 +0000 | [diff] [blame] | 304 | CmdArgs.push_back("-MG"); |
| 305 | } |
| 306 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 307 | Args.AddLastArg(CmdArgs, options::OPT_MP); |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 308 | |
| 309 | // Convert all -MQ <target> args to -MT <quoted target> |
| 310 | for (arg_iterator it = Args.filtered_begin(options::OPT_MT, |
| 311 | options::OPT_MQ), |
| 312 | ie = Args.filtered_end(); it != ie; ++it) { |
Daniel Dunbar | 7e4953e | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 313 | const Arg *A = *it; |
| 314 | A->claim(); |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 315 | |
Daniel Dunbar | 7e4953e | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 316 | if (A->getOption().matches(options::OPT_MQ)) { |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 317 | CmdArgs.push_back("-MT"); |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 318 | SmallString<128> Quoted; |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 319 | QuoteTarget(A->getValue(), Quoted); |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 320 | CmdArgs.push_back(Args.MakeArgString(Quoted)); |
| 321 | |
| 322 | // -MT flag - no change |
| 323 | } else { |
Daniel Dunbar | 7e4953e | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 324 | A->render(Args, CmdArgs); |
Chris Lattner | 3edbeb7 | 2010-03-29 17:55:58 +0000 | [diff] [blame] | 325 | } |
| 326 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 327 | |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 328 | // Add -i* options, and automatically translate to |
| 329 | // -include-pch/-include-pth for transparent PCH support. It's |
| 330 | // wonky, but we include looking for .gch so we can support seamless |
| 331 | // replacement into a build system already set up to be generating |
| 332 | // .gch files. |
Argyrios Kyrtzidis | 990142a | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 333 | bool RenderedImplicitInclude = false; |
Daniel Dunbar | cdd9686 | 2009-11-25 11:53:23 +0000 | [diff] [blame] | 334 | for (arg_iterator it = Args.filtered_begin(options::OPT_clang_i_Group), |
| 335 | ie = Args.filtered_end(); it != ie; ++it) { |
| 336 | const Arg *A = it; |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 337 | |
| 338 | if (A->getOption().matches(options::OPT_include)) { |
Argyrios Kyrtzidis | 990142a | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 339 | bool IsFirstImplicitInclude = !RenderedImplicitInclude; |
| 340 | RenderedImplicitInclude = true; |
| 341 | |
Argyrios Kyrtzidis | e5c3537 | 2010-08-11 23:27:58 +0000 | [diff] [blame] | 342 | // Use PCH if the user requested it. |
Daniel Dunbar | 0ebd932 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 343 | bool UsePCH = D.CCCUsePCH; |
Daniel Dunbar | 0ebd932 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 344 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 345 | bool FoundPTH = false; |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 346 | bool FoundPCH = false; |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 347 | llvm::sys::Path P(A->getValue()); |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 348 | bool Exists; |
Daniel Dunbar | 0ebd932 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 349 | if (UsePCH) { |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 350 | P.appendSuffix("pch"); |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 351 | if (!llvm::sys::fs::exists(P.str(), Exists) && Exists) |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 352 | FoundPCH = true; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 353 | else |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 354 | P.eraseSuffix(); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 355 | } |
| 356 | |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 357 | if (!FoundPCH) { |
| 358 | P.appendSuffix("pth"); |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 359 | if (!llvm::sys::fs::exists(P.str(), Exists) && Exists) |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 360 | FoundPTH = true; |
| 361 | else |
| 362 | P.eraseSuffix(); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 363 | } |
| 364 | |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 365 | if (!FoundPCH && !FoundPTH) { |
| 366 | P.appendSuffix("gch"); |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 367 | if (!llvm::sys::fs::exists(P.str(), Exists) && Exists) { |
Daniel Dunbar | 0ebd932 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 368 | FoundPCH = UsePCH; |
| 369 | FoundPTH = !UsePCH; |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 370 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 371 | else |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 372 | P.eraseSuffix(); |
| 373 | } |
| 374 | |
| 375 | if (FoundPCH || FoundPTH) { |
Argyrios Kyrtzidis | 990142a | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 376 | if (IsFirstImplicitInclude) { |
| 377 | A->claim(); |
| 378 | if (UsePCH) |
| 379 | CmdArgs.push_back("-include-pch"); |
| 380 | else |
| 381 | CmdArgs.push_back("-include-pth"); |
| 382 | CmdArgs.push_back(Args.MakeArgString(P.str())); |
| 383 | continue; |
| 384 | } else { |
| 385 | // Ignore the PCH if not first on command line and emit warning. |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 386 | D.Diag(diag::warn_drv_pch_not_first_include) |
Argyrios Kyrtzidis | 990142a | 2010-09-30 16:53:47 +0000 | [diff] [blame] | 387 | << P.str() << A->getAsString(Args); |
| 388 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 389 | } |
| 390 | } |
| 391 | |
| 392 | // Not translated, render as usual. |
| 393 | A->claim(); |
| 394 | A->render(Args, CmdArgs); |
| 395 | } |
| 396 | |
| 397 | Args.AddAllArgs(CmdArgs, options::OPT_D, options::OPT_U); |
Douglas Gregor | 65e02fa | 2011-07-28 04:45:53 +0000 | [diff] [blame] | 398 | Args.AddAllArgs(CmdArgs, options::OPT_I_Group, options::OPT_F, |
| 399 | options::OPT_index_header_map); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 400 | |
| 401 | // Add -Wp, and -Xassembler if using the preprocessor. |
| 402 | |
| 403 | // FIXME: There is a very unfortunate problem here, some troubled |
| 404 | // souls abuse -Wp, to pass preprocessor options in gcc syntax. To |
| 405 | // really support that we would have to parse and then translate |
| 406 | // those options. :( |
| 407 | Args.AddAllArgValues(CmdArgs, options::OPT_Wp_COMMA, |
| 408 | options::OPT_Xpreprocessor); |
Daniel Dunbar | 607d7f6 | 2009-10-29 01:53:44 +0000 | [diff] [blame] | 409 | |
| 410 | // -I- is a deprecated GCC feature, reject it. |
| 411 | if (Arg *A = Args.getLastArg(options::OPT_I_)) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 412 | D.Diag(diag::err_drv_I_dash_not_supported) << A->getAsString(Args); |
Chandler Carruth | feee58c | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 413 | |
| 414 | // If we have a --sysroot, and don't have an explicit -isysroot flag, add an |
| 415 | // -isysroot to the CC1 invocation. |
Sebastian Pop | 4762a2d | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 416 | StringRef sysroot = C.getSysRoot(); |
| 417 | if (sysroot != "") { |
Chandler Carruth | feee58c | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 418 | if (!Args.hasArg(options::OPT_isysroot)) { |
| 419 | CmdArgs.push_back("-isysroot"); |
Sebastian Pop | 4762a2d | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 420 | CmdArgs.push_back(C.getArgs().MakeArgString(sysroot)); |
Chandler Carruth | feee58c | 2010-10-20 07:00:47 +0000 | [diff] [blame] | 421 | } |
| 422 | } |
Douglas Gregor | 2a06085 | 2013-02-07 00:21:12 +0000 | [diff] [blame] | 423 | |
Benjamin Kramer | 47adebe | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 424 | // Parse additional include paths from environment variables. |
Chandler Carruth | b5870e7 | 2011-11-04 07:12:58 +0000 | [diff] [blame] | 425 | // FIXME: We should probably sink the logic for handling these from the |
| 426 | // frontend into the driver. It will allow deleting 4 otherwise unused flags. |
Benjamin Kramer | 47adebe | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 427 | // CPATH - included following the user specified includes (but prior to |
| 428 | // builtin and standard includes). |
Bill Wendling | 3d71715 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 429 | addDirectoryList(Args, CmdArgs, "-I", "CPATH"); |
Benjamin Kramer | 47adebe | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 430 | // C_INCLUDE_PATH - system includes enabled when compiling C. |
Bill Wendling | 3d71715 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 431 | addDirectoryList(Args, CmdArgs, "-c-isystem", "C_INCLUDE_PATH"); |
Benjamin Kramer | 47adebe | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 432 | // CPLUS_INCLUDE_PATH - system includes enabled when compiling C++. |
Bill Wendling | 3d71715 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 433 | addDirectoryList(Args, CmdArgs, "-cxx-isystem", "CPLUS_INCLUDE_PATH"); |
Benjamin Kramer | 47adebe | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 434 | // OBJC_INCLUDE_PATH - system includes enabled when compiling ObjC. |
Bill Wendling | 3d71715 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 435 | addDirectoryList(Args, CmdArgs, "-objc-isystem", "OBJC_INCLUDE_PATH"); |
Benjamin Kramer | 47adebe | 2011-09-22 21:41:16 +0000 | [diff] [blame] | 436 | // OBJCPLUS_INCLUDE_PATH - system includes enabled when compiling ObjC++. |
Bill Wendling | 3d71715 | 2012-03-12 22:10:06 +0000 | [diff] [blame] | 437 | addDirectoryList(Args, CmdArgs, "-objcxx-isystem", "OBJCPLUS_INCLUDE_PATH"); |
Chandler Carruth | 88491fc | 2011-11-04 07:12:53 +0000 | [diff] [blame] | 438 | |
Chandler Carruth | 88491fc | 2011-11-04 07:12:53 +0000 | [diff] [blame] | 439 | // Add C++ include arguments, if needed. |
Chandler Carruth | a461442 | 2011-11-04 07:43:33 +0000 | [diff] [blame] | 440 | if (types::isCXX(Inputs[0].getType())) |
Chandler Carruth | 7ffa032 | 2011-11-04 07:34:47 +0000 | [diff] [blame] | 441 | getToolChain().AddClangCXXStdlibIncludeArgs(Args, CmdArgs); |
Chandler Carruth | 7d7e9f9 | 2011-11-05 20:17:13 +0000 | [diff] [blame] | 442 | |
| 443 | // Add system include arguments. |
| 444 | getToolChain().AddClangSystemIncludeArgs(Args, CmdArgs); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 445 | } |
| 446 | |
Daniel Dunbar | 1d65e4b | 2009-09-10 22:59:51 +0000 | [diff] [blame] | 447 | /// getLLVMArchSuffixForARM - Get the LLVM arch name to use for a particular |
Daniel Dunbar | 728a512 | 2009-09-10 06:49:20 +0000 | [diff] [blame] | 448 | /// CPU. |
| 449 | // |
| 450 | // FIXME: This is redundant with -mcpu, why does LLVM use this. |
| 451 | // FIXME: tblgen this, or kill it! |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 452 | static const char *getLLVMArchSuffixForARM(StringRef CPU) { |
Chad Rosier | ae1aee6 | 2011-10-07 17:48:56 +0000 | [diff] [blame] | 453 | return llvm::StringSwitch<const char *>(CPU) |
Tim Northover | 4889a1f | 2013-06-13 15:02:46 +0000 | [diff] [blame] | 454 | .Case("strongarm", "v4") |
Chad Rosier | ae1aee6 | 2011-10-07 17:48:56 +0000 | [diff] [blame] | 455 | .Cases("arm7tdmi", "arm7tdmi-s", "arm710t", "v4t") |
| 456 | .Cases("arm720t", "arm9", "arm9tdmi", "v4t") |
| 457 | .Cases("arm920", "arm920t", "arm922t", "v4t") |
| 458 | .Cases("arm940t", "ep9312","v4t") |
| 459 | .Cases("arm10tdmi", "arm1020t", "v5") |
| 460 | .Cases("arm9e", "arm926ej-s", "arm946e-s", "v5e") |
| 461 | .Cases("arm966e-s", "arm968e-s", "arm10e", "v5e") |
| 462 | .Cases("arm1020e", "arm1022e", "xscale", "iwmmxt", "v5e") |
| 463 | .Cases("arm1136j-s", "arm1136jf-s", "arm1176jz-s", "v6") |
| 464 | .Cases("arm1176jzf-s", "mpcorenovfp", "mpcore", "v6") |
| 465 | .Cases("arm1156t2-s", "arm1156t2f-s", "v6t2") |
Bob Wilson | fc55345 | 2013-03-04 22:37:46 +0000 | [diff] [blame] | 466 | .Cases("cortex-a5", "cortex-a7", "cortex-a8", "v7") |
| 467 | .Cases("cortex-a9", "cortex-a15", "v7") |
Quentin Colombet | ab13751 | 2012-12-21 17:57:47 +0000 | [diff] [blame] | 468 | .Case("cortex-r5", "v7r") |
Bob Wilson | 57f6d19 | 2012-03-21 17:19:12 +0000 | [diff] [blame] | 469 | .Case("cortex-m0", "v6m") |
Bob Wilson | 2503ebd | 2013-03-04 22:37:49 +0000 | [diff] [blame] | 470 | .Case("cortex-m3", "v7m") |
| 471 | .Case("cortex-m4", "v7em") |
Bob Wilson | 336bfa3 | 2012-09-29 23:52:50 +0000 | [diff] [blame] | 472 | .Case("cortex-a9-mp", "v7f") |
| 473 | .Case("swift", "v7s") |
Chad Rosier | ae1aee6 | 2011-10-07 17:48:56 +0000 | [diff] [blame] | 474 | .Default(""); |
Daniel Dunbar | 728a512 | 2009-09-10 06:49:20 +0000 | [diff] [blame] | 475 | } |
| 476 | |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 477 | /// getARMTargetCPU - Get the (LLVM) name of the ARM cpu we are targeting. |
| 478 | // |
| 479 | // FIXME: tblgen this. |
| 480 | static std::string getARMTargetCPU(const ArgList &Args, |
| 481 | const llvm::Triple &Triple) { |
| 482 | // FIXME: Warn on inconsistent use of -mcpu and -march. |
| 483 | |
| 484 | // If we have -mcpu=, use that. |
| 485 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 486 | StringRef MCPU = A->getValue(); |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 487 | // Handle -mcpu=native. |
| 488 | if (MCPU == "native") |
| 489 | return llvm::sys::getHostCPUName(); |
| 490 | else |
| 491 | return MCPU; |
| 492 | } |
| 493 | |
| 494 | StringRef MArch; |
| 495 | if (Arg *A = Args.getLastArg(options::OPT_march_EQ)) { |
| 496 | // Otherwise, if we have -march= choose the base CPU for that arch. |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 497 | MArch = A->getValue(); |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 498 | } else { |
| 499 | // Otherwise, use the Arch from the triple. |
| 500 | MArch = Triple.getArchName(); |
| 501 | } |
| 502 | |
| 503 | // Handle -march=native. |
| 504 | std::string NativeMArch; |
| 505 | if (MArch == "native") { |
| 506 | std::string CPU = llvm::sys::getHostCPUName(); |
| 507 | if (CPU != "generic") { |
| 508 | // Translate the native cpu into the architecture. The switch below will |
| 509 | // then chose the minimum cpu for that arch. |
| 510 | NativeMArch = std::string("arm") + getLLVMArchSuffixForARM(CPU); |
| 511 | MArch = NativeMArch; |
| 512 | } |
| 513 | } |
| 514 | |
| 515 | return llvm::StringSwitch<const char *>(MArch) |
| 516 | .Cases("armv2", "armv2a","arm2") |
| 517 | .Case("armv3", "arm6") |
| 518 | .Case("armv3m", "arm7m") |
Tim Northover | 4889a1f | 2013-06-13 15:02:46 +0000 | [diff] [blame] | 519 | .Case("armv4", "strongarm") |
| 520 | .Case("armv4t", "arm7tdmi") |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 521 | .Cases("armv5", "armv5t", "arm10tdmi") |
| 522 | .Cases("armv5e", "armv5te", "arm1022e") |
| 523 | .Case("armv5tej", "arm926ej-s") |
| 524 | .Cases("armv6", "armv6k", "arm1136jf-s") |
| 525 | .Case("armv6j", "arm1136j-s") |
| 526 | .Cases("armv6z", "armv6zk", "arm1176jzf-s") |
| 527 | .Case("armv6t2", "arm1156t2-s") |
Bob Wilson | 2503ebd | 2013-03-04 22:37:49 +0000 | [diff] [blame] | 528 | .Cases("armv6m", "armv6-m", "cortex-m0") |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 529 | .Cases("armv7", "armv7a", "armv7-a", "cortex-a8") |
Bob Wilson | 2503ebd | 2013-03-04 22:37:49 +0000 | [diff] [blame] | 530 | .Cases("armv7em", "armv7e-m", "cortex-m4") |
Bob Wilson | 336bfa3 | 2012-09-29 23:52:50 +0000 | [diff] [blame] | 531 | .Cases("armv7f", "armv7-f", "cortex-a9-mp") |
| 532 | .Cases("armv7s", "armv7-s", "swift") |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 533 | .Cases("armv7r", "armv7-r", "cortex-r4") |
| 534 | .Cases("armv7m", "armv7-m", "cortex-m3") |
| 535 | .Case("ep9312", "ep9312") |
| 536 | .Case("iwmmxt", "iwmmxt") |
| 537 | .Case("xscale", "xscale") |
Tim Northover | 4889a1f | 2013-06-13 15:02:46 +0000 | [diff] [blame] | 538 | // If all else failed, return the most base CPU with thumb interworking |
| 539 | // supported by LLVM. |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 540 | .Default("arm7tdmi"); |
| 541 | } |
| 542 | |
Daniel Dunbar | 1f95e65 | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 543 | // FIXME: Move to target hook. |
| 544 | static bool isSignedCharDefault(const llvm::Triple &Triple) { |
| 545 | switch (Triple.getArch()) { |
| 546 | default: |
| 547 | return true; |
| 548 | |
Tim Northover | c264e16 | 2013-01-31 12:13:10 +0000 | [diff] [blame] | 549 | case llvm::Triple::aarch64: |
Jim Grosbach | 5b4e7b1 | 2011-05-24 15:40:46 +0000 | [diff] [blame] | 550 | case llvm::Triple::arm: |
Daniel Dunbar | 1f95e65 | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 551 | case llvm::Triple::ppc: |
| 552 | case llvm::Triple::ppc64: |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 553 | if (Triple.isOSDarwin()) |
Daniel Dunbar | 1f95e65 | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 554 | return true; |
| 555 | return false; |
Ulrich Weigand | b840921 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 556 | |
| 557 | case llvm::Triple::systemz: |
| 558 | return false; |
Daniel Dunbar | 1f95e65 | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 559 | } |
| 560 | } |
| 561 | |
Chad Rosier | 9931727 | 2012-04-04 20:51:35 +0000 | [diff] [blame] | 562 | // Handle -mfpu=. |
| 563 | // |
| 564 | // FIXME: Centralize feature selection, defaulting shouldn't be also in the |
| 565 | // frontend target. |
| 566 | static void addFPUArgs(const Driver &D, const Arg *A, const ArgList &Args, |
| 567 | ArgStringList &CmdArgs) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 568 | StringRef FPU = A->getValue(); |
Chad Rosier | 9931727 | 2012-04-04 20:51:35 +0000 | [diff] [blame] | 569 | |
| 570 | // Set the target features based on the FPU. |
| 571 | if (FPU == "fpa" || FPU == "fpe2" || FPU == "fpe3" || FPU == "maverick") { |
| 572 | // Disable any default FPU support. |
| 573 | CmdArgs.push_back("-target-feature"); |
| 574 | CmdArgs.push_back("-vfp2"); |
| 575 | CmdArgs.push_back("-target-feature"); |
| 576 | CmdArgs.push_back("-vfp3"); |
| 577 | CmdArgs.push_back("-target-feature"); |
| 578 | CmdArgs.push_back("-neon"); |
| 579 | } else if (FPU == "vfp3-d16" || FPU == "vfpv3-d16") { |
| 580 | CmdArgs.push_back("-target-feature"); |
| 581 | CmdArgs.push_back("+vfp3"); |
| 582 | CmdArgs.push_back("-target-feature"); |
| 583 | CmdArgs.push_back("+d16"); |
| 584 | CmdArgs.push_back("-target-feature"); |
| 585 | CmdArgs.push_back("-neon"); |
| 586 | } else if (FPU == "vfp") { |
| 587 | CmdArgs.push_back("-target-feature"); |
| 588 | CmdArgs.push_back("+vfp2"); |
| 589 | CmdArgs.push_back("-target-feature"); |
| 590 | CmdArgs.push_back("-neon"); |
| 591 | } else if (FPU == "vfp3" || FPU == "vfpv3") { |
| 592 | CmdArgs.push_back("-target-feature"); |
| 593 | CmdArgs.push_back("+vfp3"); |
| 594 | CmdArgs.push_back("-target-feature"); |
| 595 | CmdArgs.push_back("-neon"); |
| 596 | } else if (FPU == "neon") { |
| 597 | CmdArgs.push_back("-target-feature"); |
| 598 | CmdArgs.push_back("+neon"); |
| 599 | } else |
| 600 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
| 601 | } |
| 602 | |
Chad Rosier | 7a938fa | 2012-04-04 20:39:32 +0000 | [diff] [blame] | 603 | // Handle -mfpmath=. |
| 604 | static void addFPMathArgs(const Driver &D, const Arg *A, const ArgList &Args, |
Chad Rosier | 30fe6ba | 2012-04-04 22:13:40 +0000 | [diff] [blame] | 605 | ArgStringList &CmdArgs, StringRef CPU) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 606 | StringRef FPMath = A->getValue(); |
Chad Rosier | 7a938fa | 2012-04-04 20:39:32 +0000 | [diff] [blame] | 607 | |
| 608 | // Set the target features based on the FPMath. |
| 609 | if (FPMath == "neon") { |
| 610 | CmdArgs.push_back("-target-feature"); |
| 611 | CmdArgs.push_back("+neonfp"); |
Chad Rosier | 30fe6ba | 2012-04-04 22:13:40 +0000 | [diff] [blame] | 612 | |
Bob Wilson | fc55345 | 2013-03-04 22:37:46 +0000 | [diff] [blame] | 613 | if (CPU != "cortex-a5" && CPU != "cortex-a7" && |
| 614 | CPU != "cortex-a8" && CPU != "cortex-a9" && |
| 615 | CPU != "cortex-a9-mp" && CPU != "cortex-a15") |
Chad Rosier | 30fe6ba | 2012-04-04 22:13:40 +0000 | [diff] [blame] | 616 | D.Diag(diag::err_drv_invalid_feature) << "-mfpmath=neon" << CPU; |
| 617 | |
Chad Rosier | 7a938fa | 2012-04-04 20:39:32 +0000 | [diff] [blame] | 618 | } else if (FPMath == "vfp" || FPMath == "vfp2" || FPMath == "vfp3" || |
| 619 | FPMath == "vfp4") { |
| 620 | CmdArgs.push_back("-target-feature"); |
| 621 | CmdArgs.push_back("-neonfp"); |
Chad Rosier | 30fe6ba | 2012-04-04 22:13:40 +0000 | [diff] [blame] | 622 | |
| 623 | // FIXME: Add warnings when disabling a feature not present for a given CPU. |
Chad Rosier | 7a938fa | 2012-04-04 20:39:32 +0000 | [diff] [blame] | 624 | } else |
| 625 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
| 626 | } |
| 627 | |
Anton Korobeynikov | e257179 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 628 | // Select the float ABI as determined by -msoft-float, -mhard-float, and |
| 629 | // -mfloat-abi=. |
| 630 | static StringRef getARMFloatABI(const Driver &D, |
| 631 | const ArgList &Args, |
| 632 | const llvm::Triple &Triple) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 633 | StringRef FloatABI; |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 634 | if (Arg *A = Args.getLastArg(options::OPT_msoft_float, |
| 635 | options::OPT_mhard_float, |
| 636 | options::OPT_mfloat_abi_EQ)) { |
| 637 | if (A->getOption().matches(options::OPT_msoft_float)) |
| 638 | FloatABI = "soft"; |
| 639 | else if (A->getOption().matches(options::OPT_mhard_float)) |
| 640 | FloatABI = "hard"; |
| 641 | else { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 642 | FloatABI = A->getValue(); |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 643 | if (FloatABI != "soft" && FloatABI != "softfp" && FloatABI != "hard") { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 644 | D.Diag(diag::err_drv_invalid_mfloat_abi) |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 645 | << A->getAsString(Args); |
| 646 | FloatABI = "soft"; |
| 647 | } |
| 648 | } |
| 649 | } |
| 650 | |
| 651 | // If unspecified, choose the default based on the platform. |
| 652 | if (FloatABI.empty()) { |
Rafael Espindola | bcd6df6 | 2010-06-28 17:18:09 +0000 | [diff] [blame] | 653 | switch (Triple.getOS()) { |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 654 | case llvm::Triple::Darwin: |
| 655 | case llvm::Triple::MacOSX: |
| 656 | case llvm::Triple::IOS: { |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 657 | // Darwin defaults to "softfp" for v6 and v7. |
| 658 | // |
| 659 | // FIXME: Factor out an ARM class so we can cache the arch somewhere. |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 660 | std::string ArchName = |
Rafael Espindola | bcd6df6 | 2010-06-28 17:18:09 +0000 | [diff] [blame] | 661 | getLLVMArchSuffixForARM(getARMTargetCPU(Args, Triple)); |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 662 | if (StringRef(ArchName).startswith("v6") || |
| 663 | StringRef(ArchName).startswith("v7")) |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 664 | FloatABI = "softfp"; |
| 665 | else |
| 666 | FloatABI = "soft"; |
| 667 | break; |
| 668 | } |
| 669 | |
Rafael Espindola | 27fa236 | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 670 | case llvm::Triple::FreeBSD: |
| 671 | // FreeBSD defaults to soft float |
| 672 | FloatABI = "soft"; |
| 673 | break; |
| 674 | |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 675 | default: |
Bob Wilson | fc2bd7c | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 676 | switch(Triple.getEnvironment()) { |
Jiangning Liu | ff104a1 | 2012-07-31 08:06:29 +0000 | [diff] [blame] | 677 | case llvm::Triple::GNUEABIHF: |
| 678 | FloatABI = "hard"; |
| 679 | break; |
Bob Wilson | fc2bd7c | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 680 | case llvm::Triple::GNUEABI: |
| 681 | FloatABI = "softfp"; |
| 682 | break; |
| 683 | case llvm::Triple::EABI: |
| 684 | // EABI is always AAPCS, and if it was not marked 'hard', it's softfp |
| 685 | FloatABI = "softfp"; |
| 686 | break; |
Logan Chien | 94a7142 | 2012-09-02 09:30:11 +0000 | [diff] [blame] | 687 | case llvm::Triple::Android: { |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 688 | std::string ArchName = |
Chandler Carruth | b43550b | 2012-01-10 19:47:42 +0000 | [diff] [blame] | 689 | getLLVMArchSuffixForARM(getARMTargetCPU(Args, Triple)); |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 690 | if (StringRef(ArchName).startswith("v7")) |
Chandler Carruth | b43550b | 2012-01-10 19:47:42 +0000 | [diff] [blame] | 691 | FloatABI = "softfp"; |
| 692 | else |
| 693 | FloatABI = "soft"; |
| 694 | break; |
| 695 | } |
Bob Wilson | fc2bd7c | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 696 | default: |
| 697 | // Assume "soft", but warn the user we are guessing. |
| 698 | FloatABI = "soft"; |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 699 | D.Diag(diag::warn_drv_assuming_mfloat_abi_is) << "soft"; |
Bob Wilson | fc2bd7c | 2011-02-04 17:59:28 +0000 | [diff] [blame] | 700 | break; |
| 701 | } |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 702 | } |
| 703 | } |
| 704 | |
Anton Korobeynikov | e257179 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 705 | return FloatABI; |
| 706 | } |
| 707 | |
| 708 | |
| 709 | void Clang::AddARMTargetArgs(const ArgList &Args, |
| 710 | ArgStringList &CmdArgs, |
| 711 | bool KernelOrKext) const { |
| 712 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | 7a0c064 | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 713 | // Get the effective triple, which takes into account the deployment target. |
| 714 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
| 715 | llvm::Triple Triple(TripleStr); |
Daniel Dunbar | 2e4e110 | 2012-10-22 18:30:51 +0000 | [diff] [blame] | 716 | std::string CPUName = getARMTargetCPU(Args, Triple); |
Anton Korobeynikov | e257179 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 717 | |
| 718 | // Select the ABI to use. |
| 719 | // |
| 720 | // FIXME: Support -meabi. |
| 721 | const char *ABIName = 0; |
| 722 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 723 | ABIName = A->getValue(); |
Daniel Dunbar | 2e4e110 | 2012-10-22 18:30:51 +0000 | [diff] [blame] | 724 | } else if (Triple.isOSDarwin()) { |
| 725 | // The backend is hardwired to assume AAPCS for M-class processors, ensure |
| 726 | // the frontend matches that. |
| 727 | if (StringRef(CPUName).startswith("cortex-m")) { |
| 728 | ABIName = "aapcs"; |
| 729 | } else { |
| 730 | ABIName = "apcs-gnu"; |
| 731 | } |
Anton Korobeynikov | e257179 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 732 | } else { |
| 733 | // Select the default based on the platform. |
| 734 | switch(Triple.getEnvironment()) { |
Logan Chien | 94a7142 | 2012-09-02 09:30:11 +0000 | [diff] [blame] | 735 | case llvm::Triple::Android: |
Anton Korobeynikov | e257179 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 736 | case llvm::Triple::GNUEABI: |
Jiangning Liu | ff104a1 | 2012-07-31 08:06:29 +0000 | [diff] [blame] | 737 | case llvm::Triple::GNUEABIHF: |
Anton Korobeynikov | e257179 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 738 | ABIName = "aapcs-linux"; |
| 739 | break; |
| 740 | case llvm::Triple::EABI: |
| 741 | ABIName = "aapcs"; |
| 742 | break; |
| 743 | default: |
| 744 | ABIName = "apcs-gnu"; |
| 745 | } |
| 746 | } |
| 747 | CmdArgs.push_back("-target-abi"); |
| 748 | CmdArgs.push_back(ABIName); |
| 749 | |
| 750 | // Set the CPU based on -march= and -mcpu=. |
| 751 | CmdArgs.push_back("-target-cpu"); |
Daniel Dunbar | 2e4e110 | 2012-10-22 18:30:51 +0000 | [diff] [blame] | 752 | CmdArgs.push_back(Args.MakeArgString(CPUName)); |
Anton Korobeynikov | e257179 | 2012-04-09 13:38:30 +0000 | [diff] [blame] | 753 | |
| 754 | // Determine floating point ABI from the options & target defaults. |
| 755 | StringRef FloatABI = getARMFloatABI(D, Args, Triple); |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 756 | if (FloatABI == "soft") { |
| 757 | // Floating point operations and argument passing are soft. |
| 758 | // |
| 759 | // FIXME: This changes CPP defines, we need -target-soft-float. |
Daniel Dunbar | 3b31526 | 2009-11-30 08:42:00 +0000 | [diff] [blame] | 760 | CmdArgs.push_back("-msoft-float"); |
Daniel Dunbar | 87667aa | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 761 | CmdArgs.push_back("-mfloat-abi"); |
| 762 | CmdArgs.push_back("soft"); |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 763 | } else if (FloatABI == "softfp") { |
| 764 | // Floating point operations are hard, but argument passing is soft. |
Daniel Dunbar | 87667aa | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 765 | CmdArgs.push_back("-mfloat-abi"); |
| 766 | CmdArgs.push_back("soft"); |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 767 | } else { |
| 768 | // Floating point operations and argument passing are hard. |
| 769 | assert(FloatABI == "hard" && "Invalid float abi!"); |
Daniel Dunbar | 87667aa | 2009-12-08 19:49:51 +0000 | [diff] [blame] | 770 | CmdArgs.push_back("-mfloat-abi"); |
| 771 | CmdArgs.push_back("hard"); |
Daniel Dunbar | cbd1933 | 2009-09-10 23:00:09 +0000 | [diff] [blame] | 772 | } |
Daniel Dunbar | 97f52ac | 2009-12-19 04:15:38 +0000 | [diff] [blame] | 773 | |
| 774 | // Set appropriate target features for floating point mode. |
| 775 | // |
| 776 | // FIXME: Note, this is a hack, the LLVM backend doesn't actually use these |
| 777 | // yet (it uses the -mfloat-abi and -msoft-float options above), and it is |
| 778 | // stripped out by the ARM target. |
| 779 | |
| 780 | // Use software floating point operations? |
| 781 | if (FloatABI == "soft") { |
| 782 | CmdArgs.push_back("-target-feature"); |
| 783 | CmdArgs.push_back("+soft-float"); |
| 784 | } |
| 785 | |
| 786 | // Use software floating point argument passing? |
| 787 | if (FloatABI != "hard") { |
| 788 | CmdArgs.push_back("-target-feature"); |
| 789 | CmdArgs.push_back("+soft-float-abi"); |
| 790 | } |
Daniel Dunbar | a91320b | 2009-12-21 23:28:17 +0000 | [diff] [blame] | 791 | |
| 792 | // Honor -mfpu=. |
Chad Rosier | 9931727 | 2012-04-04 20:51:35 +0000 | [diff] [blame] | 793 | if (const Arg *A = Args.getLastArg(options::OPT_mfpu_EQ)) |
Chad Rosier | f80f2a5 | 2012-04-04 20:56:36 +0000 | [diff] [blame] | 794 | addFPUArgs(D, A, Args, CmdArgs); |
Daniel Dunbar | 7187fac | 2011-03-17 00:07:34 +0000 | [diff] [blame] | 795 | |
Chad Rosier | 7a938fa | 2012-04-04 20:39:32 +0000 | [diff] [blame] | 796 | // Honor -mfpmath=. |
| 797 | if (const Arg *A = Args.getLastArg(options::OPT_mfpmath_EQ)) |
Chad Rosier | 30fe6ba | 2012-04-04 22:13:40 +0000 | [diff] [blame] | 798 | addFPMathArgs(D, A, Args, CmdArgs, getARMTargetCPU(Args, Triple)); |
Chad Rosier | 7a938fa | 2012-04-04 20:39:32 +0000 | [diff] [blame] | 799 | |
Daniel Dunbar | 7187fac | 2011-03-17 00:07:34 +0000 | [diff] [blame] | 800 | // Setting -msoft-float effectively disables NEON because of the GCC |
| 801 | // implementation, although the same isn't true of VFP or VFP3. |
| 802 | if (FloatABI == "soft") { |
Daniel Dunbar | fa41d69 | 2011-03-17 17:10:06 +0000 | [diff] [blame] | 803 | CmdArgs.push_back("-target-feature"); |
| 804 | CmdArgs.push_back("-neon"); |
| 805 | } |
| 806 | |
| 807 | // Kernel code has more strict alignment requirements. |
| 808 | if (KernelOrKext) { |
Daniel Dunbar | 7a0c064 | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 809 | if (Triple.getOS() != llvm::Triple::IOS || Triple.isOSVersionLT(6)) { |
| 810 | CmdArgs.push_back("-backend-option"); |
| 811 | CmdArgs.push_back("-arm-long-calls"); |
| 812 | } |
Daniel Dunbar | fa41d69 | 2011-03-17 17:10:06 +0000 | [diff] [blame] | 813 | |
Daniel Dunbar | 3c66d30 | 2011-03-22 16:48:17 +0000 | [diff] [blame] | 814 | CmdArgs.push_back("-backend-option"); |
Daniel Dunbar | fa41d69 | 2011-03-17 17:10:06 +0000 | [diff] [blame] | 815 | CmdArgs.push_back("-arm-strict-align"); |
Daniel Dunbar | b5fbb89 | 2011-04-18 21:26:42 +0000 | [diff] [blame] | 816 | |
| 817 | // The kext linker doesn't know how to deal with movw/movt. |
Daniel Dunbar | b5fbb89 | 2011-04-18 21:26:42 +0000 | [diff] [blame] | 818 | CmdArgs.push_back("-backend-option"); |
| 819 | CmdArgs.push_back("-arm-darwin-use-movt=0"); |
Daniel Dunbar | 7187fac | 2011-03-17 00:07:34 +0000 | [diff] [blame] | 820 | } |
Chad Rosier | 1b90605 | 2011-08-26 00:26:29 +0000 | [diff] [blame] | 821 | |
| 822 | // Setting -mno-global-merge disables the codegen global merge pass. Setting |
| 823 | // -mglobal-merge has no effect as the pass is enabled by default. |
| 824 | if (Arg *A = Args.getLastArg(options::OPT_mglobal_merge, |
| 825 | options::OPT_mno_global_merge)) { |
| 826 | if (A->getOption().matches(options::OPT_mno_global_merge)) |
| 827 | CmdArgs.push_back("-mno-global-merge"); |
| 828 | } |
Chad Rosier | ee9ad5c | 2012-05-16 20:40:09 +0000 | [diff] [blame] | 829 | |
Bob Wilson | f6f77bd | 2013-04-11 18:53:25 +0000 | [diff] [blame] | 830 | if (!Args.hasFlag(options::OPT_mimplicit_float, |
| 831 | options::OPT_mno_implicit_float, |
| 832 | true)) |
Chad Rosier | ee9ad5c | 2012-05-16 20:40:09 +0000 | [diff] [blame] | 833 | CmdArgs.push_back("-no-implicit-float"); |
Daniel Dunbar | b163ef7 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 834 | } |
| 835 | |
Simon Atanasyan | 8e1c598 | 2012-09-21 20:19:32 +0000 | [diff] [blame] | 836 | // Translate MIPS CPU name alias option to CPU name. |
| 837 | static StringRef getMipsCPUFromAlias(const Arg &A) { |
| 838 | if (A.getOption().matches(options::OPT_mips32)) |
| 839 | return "mips32"; |
| 840 | if (A.getOption().matches(options::OPT_mips32r2)) |
| 841 | return "mips32r2"; |
| 842 | if (A.getOption().matches(options::OPT_mips64)) |
| 843 | return "mips64"; |
| 844 | if (A.getOption().matches(options::OPT_mips64r2)) |
| 845 | return "mips64r2"; |
| 846 | llvm_unreachable("Unexpected option"); |
| 847 | return ""; |
| 848 | } |
| 849 | |
Simon Atanasyan | a2768be | 2012-04-07 22:09:23 +0000 | [diff] [blame] | 850 | // Get CPU and ABI names. They are not independent |
| 851 | // so we have to calculate them together. |
| 852 | static void getMipsCPUAndABI(const ArgList &Args, |
| 853 | const ToolChain &TC, |
| 854 | StringRef &CPUName, |
| 855 | StringRef &ABIName) { |
Simon Atanasyan | 89d83ff | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 856 | const char *DefMips32CPU = "mips32"; |
| 857 | const char *DefMips64CPU = "mips64"; |
Akira Hatanaka | 9f36062 | 2011-09-26 21:07:52 +0000 | [diff] [blame] | 858 | |
Simon Atanasyan | 89d83ff | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 859 | if (Arg *A = Args.getLastArg(options::OPT_march_EQ, |
Simon Atanasyan | 8e1c598 | 2012-09-21 20:19:32 +0000 | [diff] [blame] | 860 | options::OPT_mcpu_EQ, |
| 861 | options::OPT_mips_CPUs_Group)) { |
| 862 | if (A->getOption().matches(options::OPT_mips_CPUs_Group)) |
| 863 | CPUName = getMipsCPUFromAlias(*A); |
| 864 | else |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 865 | CPUName = A->getValue(); |
Simon Atanasyan | 8e1c598 | 2012-09-21 20:19:32 +0000 | [diff] [blame] | 866 | } |
Simon Atanasyan | 89d83ff | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 867 | |
Simon Atanasyan | c7e2a4e | 2013-04-21 13:30:10 +0000 | [diff] [blame] | 868 | if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 869 | ABIName = A->getValue(); |
Simon Atanasyan | c7e2a4e | 2013-04-21 13:30:10 +0000 | [diff] [blame] | 870 | // Convert a GNU style Mips ABI name to the name |
| 871 | // accepted by LLVM Mips backend. |
| 872 | ABIName = llvm::StringSwitch<llvm::StringRef>(ABIName) |
| 873 | .Case("32", "o32") |
| 874 | .Case("64", "n64") |
| 875 | .Default(ABIName); |
| 876 | } |
Simon Atanasyan | 89d83ff | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 877 | |
| 878 | // Setup default CPU and ABI names. |
| 879 | if (CPUName.empty() && ABIName.empty()) { |
| 880 | switch (TC.getTriple().getArch()) { |
| 881 | default: |
| 882 | llvm_unreachable("Unexpected triple arch name"); |
| 883 | case llvm::Triple::mips: |
| 884 | case llvm::Triple::mipsel: |
| 885 | CPUName = DefMips32CPU; |
| 886 | break; |
| 887 | case llvm::Triple::mips64: |
| 888 | case llvm::Triple::mips64el: |
| 889 | CPUName = DefMips64CPU; |
| 890 | break; |
| 891 | } |
| 892 | } |
| 893 | |
| 894 | if (!ABIName.empty()) { |
| 895 | // Deduce CPU name from ABI name. |
| 896 | CPUName = llvm::StringSwitch<const char *>(ABIName) |
Simon Atanasyan | e9616a4 | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 897 | .Cases("32", "o32", "eabi", DefMips32CPU) |
| 898 | .Cases("n32", "n64", "64", DefMips64CPU) |
Simon Atanasyan | 89d83ff | 2012-09-10 08:32:41 +0000 | [diff] [blame] | 899 | .Default(""); |
| 900 | } |
| 901 | else if (!CPUName.empty()) { |
| 902 | // Deduce ABI name from CPU name. |
| 903 | ABIName = llvm::StringSwitch<const char *>(CPUName) |
| 904 | .Cases("mips32", "mips32r2", "o32") |
| 905 | .Cases("mips64", "mips64r2", "n64") |
| 906 | .Default(""); |
| 907 | } |
| 908 | |
| 909 | // FIXME: Warn on inconsistent cpu and abi usage. |
Simon Atanasyan | a2768be | 2012-04-07 22:09:23 +0000 | [diff] [blame] | 910 | } |
| 911 | |
Simon Atanasyan | e9616a4 | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 912 | // Convert ABI name to the GNU tools acceptable variant. |
| 913 | static StringRef getGnuCompatibleMipsABIName(StringRef ABI) { |
| 914 | return llvm::StringSwitch<llvm::StringRef>(ABI) |
| 915 | .Case("o32", "32") |
| 916 | .Case("n64", "64") |
| 917 | .Default(ABI); |
| 918 | } |
| 919 | |
Simon Atanasyan | 5e62779 | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 920 | // Select the MIPS float ABI as determined by -msoft-float, -mhard-float, |
| 921 | // and -mfloat-abi=. |
| 922 | static StringRef getMipsFloatABI(const Driver &D, const ArgList &Args) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 923 | StringRef FloatABI; |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 924 | if (Arg *A = Args.getLastArg(options::OPT_msoft_float, |
Akira Hatanaka | ad8d8a3 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 925 | options::OPT_mhard_float, |
| 926 | options::OPT_mfloat_abi_EQ)) { |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 927 | if (A->getOption().matches(options::OPT_msoft_float)) |
| 928 | FloatABI = "soft"; |
| 929 | else if (A->getOption().matches(options::OPT_mhard_float)) |
| 930 | FloatABI = "hard"; |
Akira Hatanaka | ad8d8a3 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 931 | else { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 932 | FloatABI = A->getValue(); |
Simon Atanasyan | 2ed42b8 | 2013-04-14 08:37:15 +0000 | [diff] [blame] | 933 | if (FloatABI != "soft" && FloatABI != "hard") { |
Simon Atanasyan | 5e62779 | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 934 | D.Diag(diag::err_drv_invalid_mfloat_abi) << A->getAsString(Args); |
Akira Hatanaka | ad8d8a3 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 935 | FloatABI = "hard"; |
| 936 | } |
| 937 | } |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 938 | } |
| 939 | |
| 940 | // If unspecified, choose the default based on the platform. |
| 941 | if (FloatABI.empty()) { |
Akira Hatanaka | ad8d8a3 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 942 | // Assume "hard", because it's a default value used by gcc. |
| 943 | // When we start to recognize specific target MIPS processors, |
| 944 | // we will be able to select the default more correctly. |
| 945 | FloatABI = "hard"; |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 946 | } |
| 947 | |
Simon Atanasyan | 5e62779 | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 948 | return FloatABI; |
| 949 | } |
| 950 | |
Simon Atanasyan | dc536f5 | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 951 | static void AddTargetFeature(const ArgList &Args, |
| 952 | ArgStringList &CmdArgs, |
| 953 | OptSpecifier OnOpt, |
| 954 | OptSpecifier OffOpt, |
| 955 | StringRef FeatureName) { |
| 956 | if (Arg *A = Args.getLastArg(OnOpt, OffOpt)) { |
| 957 | CmdArgs.push_back("-target-feature"); |
| 958 | if (A->getOption().matches(OnOpt)) |
| 959 | CmdArgs.push_back(Args.MakeArgString("+" + FeatureName)); |
| 960 | else |
| 961 | CmdArgs.push_back(Args.MakeArgString("-" + FeatureName)); |
| 962 | } |
| 963 | } |
| 964 | |
Simon Atanasyan | 5e62779 | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 965 | void Clang::AddMIPSTargetArgs(const ArgList &Args, |
Simon Atanasyan | a814161 | 2013-04-14 14:07:41 +0000 | [diff] [blame] | 966 | ArgStringList &CmdArgs) const { |
Simon Atanasyan | 5e62779 | 2012-06-02 15:06:29 +0000 | [diff] [blame] | 967 | const Driver &D = getToolChain().getDriver(); |
| 968 | StringRef CPUName; |
| 969 | StringRef ABIName; |
| 970 | getMipsCPUAndABI(Args, getToolChain(), CPUName, ABIName); |
| 971 | |
| 972 | CmdArgs.push_back("-target-cpu"); |
| 973 | CmdArgs.push_back(CPUName.data()); |
| 974 | |
| 975 | CmdArgs.push_back("-target-abi"); |
| 976 | CmdArgs.push_back(ABIName.data()); |
| 977 | |
| 978 | StringRef FloatABI = getMipsFloatABI(D, Args); |
| 979 | |
Simon Atanasyan | e1d792f | 2013-01-10 12:36:19 +0000 | [diff] [blame] | 980 | bool IsMips16 = Args.getLastArg(options::OPT_mips16) != NULL; |
| 981 | |
| 982 | if (FloatABI == "soft" || (FloatABI == "hard" && IsMips16)) { |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 983 | // Floating point operations and argument passing are soft. |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 984 | CmdArgs.push_back("-msoft-float"); |
Akira Hatanaka | ad8d8a3 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 985 | CmdArgs.push_back("-mfloat-abi"); |
| 986 | CmdArgs.push_back("soft"); |
| 987 | |
| 988 | // FIXME: Note, this is a hack. We need to pass the selected float |
| 989 | // mode to the MipsTargetInfoBase to define appropriate macros there. |
| 990 | // Now it is the only method. |
| 991 | CmdArgs.push_back("-target-feature"); |
| 992 | CmdArgs.push_back("+soft-float"); |
Simon Atanasyan | e1d792f | 2013-01-10 12:36:19 +0000 | [diff] [blame] | 993 | |
| 994 | if (FloatABI == "hard" && IsMips16) { |
| 995 | CmdArgs.push_back("-mllvm"); |
| 996 | CmdArgs.push_back("-mips16-hard-float"); |
| 997 | } |
Akira Hatanaka | ad8d8a3 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 998 | } |
Akira Hatanaka | ad8d8a3 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 999 | else { |
| 1000 | // Floating point operations and argument passing are hard. |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1001 | assert(FloatABI == "hard" && "Invalid float abi!"); |
Akira Hatanaka | ad8d8a3 | 2012-03-23 23:07:09 +0000 | [diff] [blame] | 1002 | CmdArgs.push_back("-mfloat-abi"); |
| 1003 | CmdArgs.push_back("hard"); |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1004 | } |
Simon Atanasyan | 0b273ef | 2012-07-05 14:19:39 +0000 | [diff] [blame] | 1005 | |
Simon Atanasyan | 7c06cba | 2013-04-14 14:07:36 +0000 | [diff] [blame] | 1006 | AddTargetFeature(Args, CmdArgs, |
| 1007 | options::OPT_msingle_float, options::OPT_mdouble_float, |
| 1008 | "single-float"); |
Simon Atanasyan | dc536f5 | 2012-07-05 18:51:43 +0000 | [diff] [blame] | 1009 | AddTargetFeature(Args, CmdArgs, |
| 1010 | options::OPT_mips16, options::OPT_mno_mips16, |
| 1011 | "mips16"); |
Simon Atanasyan | d797a85 | 2012-07-05 19:23:00 +0000 | [diff] [blame] | 1012 | AddTargetFeature(Args, CmdArgs, |
Simon Atanasyan | 321ae79 | 2013-04-14 14:07:51 +0000 | [diff] [blame] | 1013 | options::OPT_mmicromips, options::OPT_mno_micromips, |
| 1014 | "micromips"); |
| 1015 | AddTargetFeature(Args, CmdArgs, |
Simon Atanasyan | d797a85 | 2012-07-05 19:23:00 +0000 | [diff] [blame] | 1016 | options::OPT_mdsp, options::OPT_mno_dsp, |
| 1017 | "dsp"); |
| 1018 | AddTargetFeature(Args, CmdArgs, |
| 1019 | options::OPT_mdspr2, options::OPT_mno_dspr2, |
| 1020 | "dspr2"); |
Simon Atanasyan | 9804b76 | 2012-08-27 20:55:56 +0000 | [diff] [blame] | 1021 | |
Simon Atanasyan | bda07ac | 2012-12-01 18:27:21 +0000 | [diff] [blame] | 1022 | if (Arg *A = Args.getLastArg(options::OPT_mxgot, options::OPT_mno_xgot)) { |
| 1023 | if (A->getOption().matches(options::OPT_mxgot)) { |
| 1024 | CmdArgs.push_back("-mllvm"); |
| 1025 | CmdArgs.push_back("-mxgot"); |
| 1026 | } |
| 1027 | } |
| 1028 | |
Simon Atanasyan | 6bdc4c6 | 2013-05-11 06:33:44 +0000 | [diff] [blame] | 1029 | if (Arg *A = Args.getLastArg(options::OPT_mldc1_sdc1, |
| 1030 | options::OPT_mno_ldc1_sdc1)) { |
| 1031 | if (A->getOption().matches(options::OPT_mno_ldc1_sdc1)) { |
| 1032 | CmdArgs.push_back("-mllvm"); |
| 1033 | CmdArgs.push_back("-mno-ldc1-sdc1"); |
| 1034 | } |
| 1035 | } |
| 1036 | |
Simon Atanasyan | 9804b76 | 2012-08-27 20:55:56 +0000 | [diff] [blame] | 1037 | if (Arg *A = Args.getLastArg(options::OPT_G)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1038 | StringRef v = A->getValue(); |
Simon Atanasyan | 9804b76 | 2012-08-27 20:55:56 +0000 | [diff] [blame] | 1039 | CmdArgs.push_back("-mllvm"); |
| 1040 | CmdArgs.push_back(Args.MakeArgString("-mips-ssection-threshold=" + v)); |
| 1041 | A->claim(); |
| 1042 | } |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 1043 | } |
| 1044 | |
Hal Finkel | 02a8427 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1045 | /// getPPCTargetCPU - Get the (LLVM) name of the PowerPC cpu we are targeting. |
| 1046 | static std::string getPPCTargetCPU(const ArgList &Args) { |
| 1047 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1048 | StringRef CPUName = A->getValue(); |
Hal Finkel | 02a8427 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1049 | |
| 1050 | if (CPUName == "native") { |
| 1051 | std::string CPU = llvm::sys::getHostCPUName(); |
| 1052 | if (!CPU.empty() && CPU != "generic") |
| 1053 | return CPU; |
| 1054 | else |
| 1055 | return ""; |
| 1056 | } |
| 1057 | |
| 1058 | return llvm::StringSwitch<const char *>(CPUName) |
| 1059 | .Case("common", "generic") |
| 1060 | .Case("440", "440") |
| 1061 | .Case("440fp", "440") |
| 1062 | .Case("450", "450") |
| 1063 | .Case("601", "601") |
| 1064 | .Case("602", "602") |
| 1065 | .Case("603", "603") |
| 1066 | .Case("603e", "603e") |
| 1067 | .Case("603ev", "603ev") |
| 1068 | .Case("604", "604") |
| 1069 | .Case("604e", "604e") |
| 1070 | .Case("620", "620") |
Bill Schmidt | 2821e18 | 2013-02-01 20:23:10 +0000 | [diff] [blame] | 1071 | .Case("630", "pwr3") |
Hal Finkel | 02a8427 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1072 | .Case("G3", "g3") |
| 1073 | .Case("7400", "7400") |
| 1074 | .Case("G4", "g4") |
| 1075 | .Case("7450", "7450") |
| 1076 | .Case("G4+", "g4+") |
| 1077 | .Case("750", "750") |
| 1078 | .Case("970", "970") |
| 1079 | .Case("G5", "g5") |
| 1080 | .Case("a2", "a2") |
Hal Finkel | 5ccd3d0 | 2013-02-01 05:53:33 +0000 | [diff] [blame] | 1081 | .Case("a2q", "a2q") |
Hal Finkel | 7de3296 | 2012-09-18 22:25:03 +0000 | [diff] [blame] | 1082 | .Case("e500mc", "e500mc") |
| 1083 | .Case("e5500", "e5500") |
Bill Schmidt | 2821e18 | 2013-02-01 20:23:10 +0000 | [diff] [blame] | 1084 | .Case("power3", "pwr3") |
| 1085 | .Case("power4", "pwr4") |
| 1086 | .Case("power5", "pwr5") |
| 1087 | .Case("power5x", "pwr5x") |
Hal Finkel | 02a8427 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1088 | .Case("power6", "pwr6") |
Bill Schmidt | 2821e18 | 2013-02-01 20:23:10 +0000 | [diff] [blame] | 1089 | .Case("power6x", "pwr6x") |
Hal Finkel | 02a8427 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1090 | .Case("power7", "pwr7") |
Bill Schmidt | 2821e18 | 2013-02-01 20:23:10 +0000 | [diff] [blame] | 1091 | .Case("pwr3", "pwr3") |
| 1092 | .Case("pwr4", "pwr4") |
| 1093 | .Case("pwr5", "pwr5") |
| 1094 | .Case("pwr5x", "pwr5x") |
| 1095 | .Case("pwr6", "pwr6") |
| 1096 | .Case("pwr6x", "pwr6x") |
| 1097 | .Case("pwr7", "pwr7") |
Hal Finkel | 02a8427 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1098 | .Case("powerpc", "ppc") |
| 1099 | .Case("powerpc64", "ppc64") |
| 1100 | .Default(""); |
| 1101 | } |
| 1102 | |
| 1103 | return ""; |
| 1104 | } |
| 1105 | |
| 1106 | void Clang::AddPPCTargetArgs(const ArgList &Args, |
| 1107 | ArgStringList &CmdArgs) const { |
| 1108 | std::string TargetCPUName = getPPCTargetCPU(Args); |
| 1109 | |
| 1110 | // LLVM may default to generating code for the native CPU, |
| 1111 | // but, like gcc, we default to a more generic option for |
| 1112 | // each architecture. (except on Darwin) |
| 1113 | llvm::Triple Triple = getToolChain().getTriple(); |
| 1114 | if (TargetCPUName.empty() && !Triple.isOSDarwin()) { |
| 1115 | if (Triple.getArch() == llvm::Triple::ppc64) |
| 1116 | TargetCPUName = "ppc64"; |
| 1117 | else |
| 1118 | TargetCPUName = "ppc"; |
| 1119 | } |
| 1120 | |
| 1121 | if (!TargetCPUName.empty()) { |
| 1122 | CmdArgs.push_back("-target-cpu"); |
| 1123 | CmdArgs.push_back(Args.MakeArgString(TargetCPUName.c_str())); |
| 1124 | } |
Bill Schmidt | 199402b | 2013-02-01 02:14:03 +0000 | [diff] [blame] | 1125 | |
| 1126 | // Allow override of the Altivec feature. |
Hal Finkel | f4320ab | 2013-03-28 08:38:53 +0000 | [diff] [blame] | 1127 | AddTargetFeature(Args, CmdArgs, |
| 1128 | options::OPT_faltivec, options::OPT_fno_altivec, |
| 1129 | "altivec"); |
Hal Finkel | 3c6aaeb | 2013-02-01 18:44:19 +0000 | [diff] [blame] | 1130 | |
Hal Finkel | fe6b271 | 2013-03-30 13:47:44 +0000 | [diff] [blame] | 1131 | AddTargetFeature(Args, CmdArgs, |
| 1132 | options::OPT_mfprnd, options::OPT_mno_fprnd, |
| 1133 | "fprnd"); |
| 1134 | |
Hal Finkel | f4320ab | 2013-03-28 08:38:53 +0000 | [diff] [blame] | 1135 | // Note that gcc calls this mfcrf and LLVM calls this mfocrf. |
| 1136 | AddTargetFeature(Args, CmdArgs, |
| 1137 | options::OPT_mmfcrf, options::OPT_mno_mfcrf, |
| 1138 | "mfocrf"); |
| 1139 | |
Hal Finkel | 829d187 | 2013-03-28 13:51:36 +0000 | [diff] [blame] | 1140 | AddTargetFeature(Args, CmdArgs, |
| 1141 | options::OPT_mpopcntd, options::OPT_mno_popcntd, |
| 1142 | "popcntd"); |
| 1143 | |
Hal Finkel | f4320ab | 2013-03-28 08:38:53 +0000 | [diff] [blame] | 1144 | // It is really only possible to turn qpx off because turning qpx on is tied |
| 1145 | // to using the a2q CPU. |
Hal Finkel | 3c6aaeb | 2013-02-01 18:44:19 +0000 | [diff] [blame] | 1146 | if (Args.hasFlag(options::OPT_mno_qpx, options::OPT_mqpx, false)) { |
| 1147 | CmdArgs.push_back("-target-feature"); |
| 1148 | CmdArgs.push_back("-qpx"); |
| 1149 | } |
Hal Finkel | 02a8427 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 1150 | } |
| 1151 | |
Tom Stellard | e25d2f6 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1152 | /// Get the (LLVM) name of the R600 gpu we are targeting. |
| 1153 | static std::string getR600TargetGPU(const ArgList &Args) { |
| 1154 | if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) { |
| 1155 | std::string GPUName = A->getValue(); |
| 1156 | return llvm::StringSwitch<const char *>(GPUName) |
Tom Stellard | fd4aa4b | 2013-05-06 16:12:05 +0000 | [diff] [blame] | 1157 | .Cases("rv630", "rv635", "r600") |
| 1158 | .Cases("rv610", "rv620", "rs780", "rs880") |
Tom Stellard | e25d2f6 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1159 | .Case("rv740", "rv770") |
| 1160 | .Case("palm", "cedar") |
Tom Stellard | fd4aa4b | 2013-05-06 16:12:05 +0000 | [diff] [blame] | 1161 | .Cases("sumo", "sumo2", "sumo") |
Tom Stellard | e25d2f6 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 1162 | .Case("hemlock", "cypress") |
| 1163 | .Case("aruba", "cayman") |
| 1164 | .Default(GPUName.c_str()); |
| 1165 | } |
| 1166 | return ""; |
| 1167 | } |
| 1168 | |
| 1169 | void Clang::AddR600TargetArgs(const ArgList &Args, |
| 1170 | ArgStringList &CmdArgs) const { |
| 1171 | std::string TargetGPUName = getR600TargetGPU(Args); |
| 1172 | CmdArgs.push_back("-target-cpu"); |
| 1173 | CmdArgs.push_back(Args.MakeArgString(TargetGPUName.c_str())); |
| 1174 | } |
| 1175 | |
Bruno Cardoso Lopes | 9284d21 | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1176 | void Clang::AddSparcTargetArgs(const ArgList &Args, |
| 1177 | ArgStringList &CmdArgs) const { |
| 1178 | const Driver &D = getToolChain().getDriver(); |
| 1179 | |
| 1180 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) { |
Bruno Cardoso Lopes | 9284d21 | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1181 | CmdArgs.push_back("-target-cpu"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1182 | CmdArgs.push_back(A->getValue()); |
Bruno Cardoso Lopes | 9284d21 | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1183 | } |
| 1184 | |
| 1185 | // Select the float ABI as determined by -msoft-float, -mhard-float, and |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 1186 | StringRef FloatABI; |
Bruno Cardoso Lopes | 9284d21 | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1187 | if (Arg *A = Args.getLastArg(options::OPT_msoft_float, |
| 1188 | options::OPT_mhard_float)) { |
| 1189 | if (A->getOption().matches(options::OPT_msoft_float)) |
| 1190 | FloatABI = "soft"; |
| 1191 | else if (A->getOption().matches(options::OPT_mhard_float)) |
| 1192 | FloatABI = "hard"; |
| 1193 | } |
| 1194 | |
| 1195 | // If unspecified, choose the default based on the platform. |
| 1196 | if (FloatABI.empty()) { |
| 1197 | switch (getToolChain().getTriple().getOS()) { |
| 1198 | default: |
| 1199 | // Assume "soft", but warn the user we are guessing. |
| 1200 | FloatABI = "soft"; |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 1201 | D.Diag(diag::warn_drv_assuming_mfloat_abi_is) << "soft"; |
Bruno Cardoso Lopes | 9284d21 | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1202 | break; |
| 1203 | } |
| 1204 | } |
| 1205 | |
| 1206 | if (FloatABI == "soft") { |
| 1207 | // Floating point operations and argument passing are soft. |
| 1208 | // |
| 1209 | // FIXME: This changes CPP defines, we need -target-soft-float. |
| 1210 | CmdArgs.push_back("-msoft-float"); |
Bruno Cardoso Lopes | 9284d21 | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 1211 | CmdArgs.push_back("-target-feature"); |
| 1212 | CmdArgs.push_back("+soft-float"); |
| 1213 | } else { |
| 1214 | assert(FloatABI == "hard" && "Invalid float abi!"); |
| 1215 | CmdArgs.push_back("-mhard-float"); |
| 1216 | } |
| 1217 | } |
| 1218 | |
Chandler Carruth | 700d4e4 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1219 | static const char *getX86TargetCPU(const ArgList &Args, |
| 1220 | const llvm::Triple &Triple) { |
| 1221 | if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) { |
| 1222 | if (StringRef(A->getValue()) != "native") |
| 1223 | return A->getValue(); |
| 1224 | |
| 1225 | // FIXME: Reject attempts to use -march=native unless the target matches |
| 1226 | // the host. |
| 1227 | // |
| 1228 | // FIXME: We should also incorporate the detected target features for use |
| 1229 | // with -native. |
| 1230 | std::string CPU = llvm::sys::getHostCPUName(); |
| 1231 | if (!CPU.empty() && CPU != "generic") |
| 1232 | return Args.MakeArgString(CPU); |
| 1233 | } |
| 1234 | |
| 1235 | // Select the default CPU if none was given (or detection failed). |
| 1236 | |
| 1237 | if (Triple.getArch() != llvm::Triple::x86_64 && |
| 1238 | Triple.getArch() != llvm::Triple::x86) |
| 1239 | return 0; // This routine is only handling x86 targets. |
| 1240 | |
| 1241 | bool Is64Bit = Triple.getArch() == llvm::Triple::x86_64; |
| 1242 | |
| 1243 | // FIXME: Need target hooks. |
| 1244 | if (Triple.isOSDarwin()) |
| 1245 | return Is64Bit ? "core2" : "yonah"; |
| 1246 | |
| 1247 | // Everything else goes to x86-64 in 64-bit mode. |
| 1248 | if (Is64Bit) |
| 1249 | return "x86-64"; |
| 1250 | |
| 1251 | if (Triple.getOSName().startswith("haiku")) |
| 1252 | return "i586"; |
| 1253 | if (Triple.getOSName().startswith("openbsd")) |
| 1254 | return "i486"; |
| 1255 | if (Triple.getOSName().startswith("bitrig")) |
| 1256 | return "i686"; |
| 1257 | if (Triple.getOSName().startswith("freebsd")) |
| 1258 | return "i486"; |
| 1259 | if (Triple.getOSName().startswith("netbsd")) |
| 1260 | return "i486"; |
| 1261 | // All x86 devices running Android have core2 as their common |
| 1262 | // denominator. This makes a better choice than pentium4. |
| 1263 | if (Triple.getEnvironment() == llvm::Triple::Android) |
| 1264 | return "core2"; |
| 1265 | |
| 1266 | // Fallback to p4. |
| 1267 | return "pentium4"; |
| 1268 | } |
| 1269 | |
Daniel Dunbar | 6acda16 | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 1270 | void Clang::AddX86TargetArgs(const ArgList &Args, |
| 1271 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | e6ad3f9 | 2009-09-10 22:59:57 +0000 | [diff] [blame] | 1272 | if (!Args.hasFlag(options::OPT_mred_zone, |
| 1273 | options::OPT_mno_red_zone, |
| 1274 | true) || |
| 1275 | Args.hasArg(options::OPT_mkernel) || |
| 1276 | Args.hasArg(options::OPT_fapple_kext)) |
Daniel Dunbar | 66861e0 | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 1277 | CmdArgs.push_back("-disable-red-zone"); |
Daniel Dunbar | e6ad3f9 | 2009-09-10 22:59:57 +0000 | [diff] [blame] | 1278 | |
Bob Wilson | f0c5456 | 2013-02-10 16:01:41 +0000 | [diff] [blame] | 1279 | // Default to avoid implicit floating-point for kernel/kext code, but allow |
| 1280 | // that to be overridden with -mno-soft-float. |
| 1281 | bool NoImplicitFloat = (Args.hasArg(options::OPT_mkernel) || |
| 1282 | Args.hasArg(options::OPT_fapple_kext)); |
| 1283 | if (Arg *A = Args.getLastArg(options::OPT_msoft_float, |
| 1284 | options::OPT_mno_soft_float, |
Bob Wilson | f6f77bd | 2013-04-11 18:53:25 +0000 | [diff] [blame] | 1285 | options::OPT_mimplicit_float, |
Bob Wilson | f0c5456 | 2013-02-10 16:01:41 +0000 | [diff] [blame] | 1286 | options::OPT_mno_implicit_float)) { |
| 1287 | const Option &O = A->getOption(); |
| 1288 | NoImplicitFloat = (O.matches(options::OPT_mno_implicit_float) || |
| 1289 | O.matches(options::OPT_msoft_float)); |
| 1290 | } |
| 1291 | if (NoImplicitFloat) |
Daniel Dunbar | 66861e0 | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 1292 | CmdArgs.push_back("-no-implicit-float"); |
Daniel Dunbar | e6ad3f9 | 2009-09-10 22:59:57 +0000 | [diff] [blame] | 1293 | |
Chandler Carruth | 700d4e4 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 1294 | if (const char *CPUName = getX86TargetCPU(Args, getToolChain().getTriple())) { |
Daniel Dunbar | 38b48af | 2009-12-18 06:30:12 +0000 | [diff] [blame] | 1295 | CmdArgs.push_back("-target-cpu"); |
Daniel Dunbar | f86fedd | 2009-11-14 22:04:54 +0000 | [diff] [blame] | 1296 | CmdArgs.push_back(CPUName); |
| 1297 | } |
| 1298 | |
Eli Friedman | d18eeca | 2011-07-02 00:34:19 +0000 | [diff] [blame] | 1299 | // The required algorithm here is slightly strange: the options are applied |
| 1300 | // in order (so -mno-sse -msse2 disables SSE3), but any option that gets |
| 1301 | // directly overridden later is ignored (so "-mno-sse -msse2 -mno-sse2 -msse" |
| 1302 | // is equivalent to "-mno-sse2 -msse"). The -cc1 handling deals with the |
| 1303 | // former correctly, but not the latter; handle directly-overridden |
| 1304 | // attributes here. |
| 1305 | llvm::StringMap<unsigned> PrevFeature; |
| 1306 | std::vector<const char*> Features; |
Daniel Dunbar | cdd9686 | 2009-11-25 11:53:23 +0000 | [diff] [blame] | 1307 | for (arg_iterator it = Args.filtered_begin(options::OPT_m_x86_Features_Group), |
| 1308 | ie = Args.filtered_end(); it != ie; ++it) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 1309 | StringRef Name = (*it)->getOption().getName(); |
Daniel Dunbar | 7e4953e | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 1310 | (*it)->claim(); |
Daniel Dunbar | 6acda16 | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 1311 | |
Daniel Dunbar | cdd9686 | 2009-11-25 11:53:23 +0000 | [diff] [blame] | 1312 | // Skip over "-m". |
Michael J. Spencer | c635710 | 2012-10-22 22:13:48 +0000 | [diff] [blame] | 1313 | assert(Name.startswith("m") && "Invalid feature name."); |
| 1314 | Name = Name.substr(1); |
Daniel Dunbar | 6acda16 | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 1315 | |
Daniel Dunbar | cdd9686 | 2009-11-25 11:53:23 +0000 | [diff] [blame] | 1316 | bool IsNegative = Name.startswith("no-"); |
| 1317 | if (IsNegative) |
| 1318 | Name = Name.substr(3); |
Daniel Dunbar | 6acda16 | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 1319 | |
Eli Friedman | d18eeca | 2011-07-02 00:34:19 +0000 | [diff] [blame] | 1320 | unsigned& Prev = PrevFeature[Name]; |
| 1321 | if (Prev) |
| 1322 | Features[Prev - 1] = 0; |
| 1323 | Prev = Features.size() + 1; |
| 1324 | Features.push_back(Args.MakeArgString((IsNegative ? "-" : "+") + Name)); |
| 1325 | } |
| 1326 | for (unsigned i = 0; i < Features.size(); i++) { |
| 1327 | if (Features[i]) { |
| 1328 | CmdArgs.push_back("-target-feature"); |
| 1329 | CmdArgs.push_back(Features[i]); |
| 1330 | } |
Daniel Dunbar | 6acda16 | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 1331 | } |
| 1332 | } |
| 1333 | |
Matthew Curtis | 33c95f1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 1334 | static inline bool HasPICArg(const ArgList &Args) { |
| 1335 | return Args.hasArg(options::OPT_fPIC) |
| 1336 | || Args.hasArg(options::OPT_fpic); |
| 1337 | } |
| 1338 | |
| 1339 | static Arg *GetLastSmallDataThresholdArg(const ArgList &Args) { |
| 1340 | return Args.getLastArg(options::OPT_G, |
| 1341 | options::OPT_G_EQ, |
| 1342 | options::OPT_msmall_data_threshold_EQ); |
| 1343 | } |
| 1344 | |
| 1345 | static std::string GetHexagonSmallDataThresholdValue(const ArgList &Args) { |
| 1346 | std::string value; |
| 1347 | if (HasPICArg(Args)) |
| 1348 | value = "0"; |
| 1349 | else if (Arg *A = GetLastSmallDataThresholdArg(Args)) { |
| 1350 | value = A->getValue(); |
| 1351 | A->claim(); |
| 1352 | } |
| 1353 | return value; |
| 1354 | } |
| 1355 | |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1356 | void Clang::AddHexagonTargetArgs(const ArgList &Args, |
| 1357 | ArgStringList &CmdArgs) const { |
| 1358 | llvm::Triple Triple = getToolChain().getTriple(); |
| 1359 | |
| 1360 | CmdArgs.push_back("-target-cpu"); |
Matthew Curtis | 6781415 | 2012-12-06 14:16:43 +0000 | [diff] [blame] | 1361 | CmdArgs.push_back(Args.MakeArgString( |
| 1362 | "hexagon" |
| 1363 | + toolchains::Hexagon_TC::GetTargetCPU(Args))); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1364 | CmdArgs.push_back("-fno-signed-char"); |
Matthew Curtis | 1dbaef5 | 2012-12-07 13:52:44 +0000 | [diff] [blame] | 1365 | CmdArgs.push_back("-mqdsp6-compat"); |
| 1366 | CmdArgs.push_back("-Wreturn-type"); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1367 | |
Matthew Curtis | 33c95f1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 1368 | std::string SmallDataThreshold = GetHexagonSmallDataThresholdValue(Args); |
| 1369 | if (!SmallDataThreshold.empty()) { |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1370 | CmdArgs.push_back ("-mllvm"); |
Matthew Curtis | 33c95f1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 1371 | CmdArgs.push_back(Args.MakeArgString( |
| 1372 | "-hexagon-small-data-threshold=" + SmallDataThreshold)); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1373 | } |
| 1374 | |
Sirish Pande | 5f9688b | 2012-05-10 20:19:54 +0000 | [diff] [blame] | 1375 | if (!Args.hasArg(options::OPT_fno_short_enums)) |
| 1376 | CmdArgs.push_back("-fshort-enums"); |
| 1377 | if (Args.getLastArg(options::OPT_mieee_rnd_near)) { |
| 1378 | CmdArgs.push_back ("-mllvm"); |
| 1379 | CmdArgs.push_back ("-enable-hexagon-ieee-rnd-near"); |
| 1380 | } |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 1381 | CmdArgs.push_back ("-mllvm"); |
| 1382 | CmdArgs.push_back ("-machine-sink-split=0"); |
| 1383 | } |
| 1384 | |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 1385 | static bool |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 1386 | shouldUseExceptionTablesForObjCExceptions(const ObjCRuntime &runtime, |
Anders Carlsson | 525544d | 2011-02-28 00:44:51 +0000 | [diff] [blame] | 1387 | const llvm::Triple &Triple) { |
| 1388 | // We use the zero-cost exception tables for Objective-C if the non-fragile |
| 1389 | // ABI is enabled or when compiling for x86_64 and ARM on Snow Leopard and |
| 1390 | // later. |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 1391 | if (runtime.isNonFragile()) |
Anders Carlsson | 525544d | 2011-02-28 00:44:51 +0000 | [diff] [blame] | 1392 | return true; |
| 1393 | |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 1394 | if (!Triple.isOSDarwin()) |
Anders Carlsson | 525544d | 2011-02-28 00:44:51 +0000 | [diff] [blame] | 1395 | return false; |
| 1396 | |
Eric Christopher | aa7333c | 2011-07-02 00:20:22 +0000 | [diff] [blame] | 1397 | return (!Triple.isMacOSXVersionLT(10,5) && |
Anders Carlsson | 525544d | 2011-02-28 00:44:51 +0000 | [diff] [blame] | 1398 | (Triple.getArch() == llvm::Triple::x86_64 || |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 1399 | Triple.getArch() == llvm::Triple::arm)); |
Anders Carlsson | 525544d | 2011-02-28 00:44:51 +0000 | [diff] [blame] | 1400 | } |
| 1401 | |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1402 | /// addExceptionArgs - Adds exception related arguments to the driver command |
| 1403 | /// arguments. There's a master flag, -fexceptions and also language specific |
| 1404 | /// flags to enable/disable C++ and Objective-C exceptions. |
| 1405 | /// This makes it possible to for example disable C++ exceptions but enable |
| 1406 | /// Objective-C exceptions. |
| 1407 | static void addExceptionArgs(const ArgList &Args, types::ID InputType, |
| 1408 | const llvm::Triple &Triple, |
Fariborz Jahanian | 15b7731 | 2012-04-04 18:28:00 +0000 | [diff] [blame] | 1409 | bool KernelOrKext, |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 1410 | const ObjCRuntime &objcRuntime, |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1411 | ArgStringList &CmdArgs) { |
Chad Rosier | afc4baa | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 1412 | if (KernelOrKext) { |
| 1413 | // -mkernel and -fapple-kext imply no exceptions, so claim exception related |
| 1414 | // arguments now to avoid warnings about unused arguments. |
| 1415 | Args.ClaimAllArgs(options::OPT_fexceptions); |
| 1416 | Args.ClaimAllArgs(options::OPT_fno_exceptions); |
| 1417 | Args.ClaimAllArgs(options::OPT_fobjc_exceptions); |
| 1418 | Args.ClaimAllArgs(options::OPT_fno_objc_exceptions); |
| 1419 | Args.ClaimAllArgs(options::OPT_fcxx_exceptions); |
| 1420 | Args.ClaimAllArgs(options::OPT_fno_cxx_exceptions); |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1421 | return; |
Chad Rosier | afc4baa | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 1422 | } |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1423 | |
| 1424 | // Exceptions are enabled by default. |
| 1425 | bool ExceptionsEnabled = true; |
| 1426 | |
| 1427 | // This keeps track of whether exceptions were explicitly turned on or off. |
| 1428 | bool DidHaveExplicitExceptionFlag = false; |
| 1429 | |
Rafael Espindola | f759df0 | 2009-10-01 13:33:33 +0000 | [diff] [blame] | 1430 | if (Arg *A = Args.getLastArg(options::OPT_fexceptions, |
| 1431 | options::OPT_fno_exceptions)) { |
| 1432 | if (A->getOption().matches(options::OPT_fexceptions)) |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1433 | ExceptionsEnabled = true; |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 1434 | else |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1435 | ExceptionsEnabled = false; |
| 1436 | |
| 1437 | DidHaveExplicitExceptionFlag = true; |
Rafael Espindola | f759df0 | 2009-10-01 13:33:33 +0000 | [diff] [blame] | 1438 | } |
Daniel Dunbar | 1a2cd4f | 2010-09-14 23:12:31 +0000 | [diff] [blame] | 1439 | |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1440 | bool ShouldUseExceptionTables = false; |
Fariborz Jahanian | 85caf03 | 2009-10-01 20:30:46 +0000 | [diff] [blame] | 1441 | |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1442 | // Exception tables and cleanups can be enabled with -fexceptions even if the |
| 1443 | // language itself doesn't support exceptions. |
| 1444 | if (ExceptionsEnabled && DidHaveExplicitExceptionFlag) |
| 1445 | ShouldUseExceptionTables = true; |
Daniel Dunbar | 1a2cd4f | 2010-09-14 23:12:31 +0000 | [diff] [blame] | 1446 | |
Daniel Dunbar | d47ea69 | 2011-03-17 23:28:31 +0000 | [diff] [blame] | 1447 | // Obj-C exceptions are enabled by default, regardless of -fexceptions. This |
| 1448 | // is not necessarily sensible, but follows GCC. |
| 1449 | if (types::isObjC(InputType) && |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 1450 | Args.hasFlag(options::OPT_fobjc_exceptions, |
Daniel Dunbar | d47ea69 | 2011-03-17 23:28:31 +0000 | [diff] [blame] | 1451 | options::OPT_fno_objc_exceptions, |
| 1452 | true)) { |
| 1453 | CmdArgs.push_back("-fobjc-exceptions"); |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1454 | |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 1455 | ShouldUseExceptionTables |= |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 1456 | shouldUseExceptionTablesForObjCExceptions(objcRuntime, Triple); |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1457 | } |
| 1458 | |
| 1459 | if (types::isCXX(InputType)) { |
| 1460 | bool CXXExceptionsEnabled = ExceptionsEnabled; |
| 1461 | |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 1462 | if (Arg *A = Args.getLastArg(options::OPT_fcxx_exceptions, |
| 1463 | options::OPT_fno_cxx_exceptions, |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1464 | options::OPT_fexceptions, |
| 1465 | options::OPT_fno_exceptions)) { |
| 1466 | if (A->getOption().matches(options::OPT_fcxx_exceptions)) |
| 1467 | CXXExceptionsEnabled = true; |
Chandler Carruth | 43f220f | 2011-02-28 07:25:18 +0000 | [diff] [blame] | 1468 | else if (A->getOption().matches(options::OPT_fno_cxx_exceptions)) |
Anders Carlsson | 15348ae | 2011-02-28 02:27:16 +0000 | [diff] [blame] | 1469 | CXXExceptionsEnabled = false; |
| 1470 | } |
| 1471 | |
| 1472 | if (CXXExceptionsEnabled) { |
| 1473 | CmdArgs.push_back("-fcxx-exceptions"); |
| 1474 | |
| 1475 | ShouldUseExceptionTables = true; |
| 1476 | } |
| 1477 | } |
| 1478 | |
| 1479 | if (ShouldUseExceptionTables) |
| 1480 | CmdArgs.push_back("-fexceptions"); |
Rafael Espindola | f759df0 | 2009-10-01 13:33:33 +0000 | [diff] [blame] | 1481 | } |
| 1482 | |
Daniel Dunbar | f491013 | 2013-04-16 18:21:19 +0000 | [diff] [blame] | 1483 | static bool ShouldDisableAutolink(const ArgList &Args, |
| 1484 | const ToolChain &TC) { |
| 1485 | bool Default = true; |
| 1486 | if (TC.getTriple().isOSDarwin()) { |
| 1487 | // The native darwin assembler doesn't support the linker_option directives, |
| 1488 | // so we disable them if we think the .s file will be passed to it. |
| 1489 | Default = TC.useIntegratedAs(); |
| 1490 | } |
| 1491 | return !Args.hasFlag(options::OPT_fautolink, options::OPT_fno_autolink, |
| 1492 | Default); |
| 1493 | } |
| 1494 | |
Rafael Espindola | 61b1efe | 2011-05-02 17:43:32 +0000 | [diff] [blame] | 1495 | static bool ShouldDisableCFI(const ArgList &Args, |
| 1496 | const ToolChain &TC) { |
Rafael Espindola | 701ec8d | 2012-03-08 14:39:55 +0000 | [diff] [blame] | 1497 | bool Default = true; |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 1498 | if (TC.getTriple().isOSDarwin()) { |
Rafael Espindola | 97f6abb | 2011-05-17 16:26:17 +0000 | [diff] [blame] | 1499 | // The native darwin assembler doesn't support cfi directives, so |
Rafael Espindola | cb77392 | 2011-05-17 19:06:58 +0000 | [diff] [blame] | 1500 | // we disable them if we think the .s file will be passed to it. |
Rafael Espindola | af370e6 | 2013-03-18 18:10:27 +0000 | [diff] [blame] | 1501 | Default = TC.useIntegratedAs(); |
Rafael Espindola | 97f6abb | 2011-05-17 16:26:17 +0000 | [diff] [blame] | 1502 | } |
Rafael Espindola | 701ec8d | 2012-03-08 14:39:55 +0000 | [diff] [blame] | 1503 | return !Args.hasFlag(options::OPT_fdwarf2_cfi_asm, |
Eric Christopher | 27e2b98 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 1504 | options::OPT_fno_dwarf2_cfi_asm, |
| 1505 | Default); |
Rafael Espindola | 61b1efe | 2011-05-02 17:43:32 +0000 | [diff] [blame] | 1506 | } |
| 1507 | |
Ted Kremenek | c06fcdf | 2013-03-12 17:02:12 +0000 | [diff] [blame] | 1508 | static bool ShouldDisableDwarfDirectory(const ArgList &Args, |
| 1509 | const ToolChain &TC) { |
Nick Lewycky | ea523d7 | 2011-10-17 23:05:52 +0000 | [diff] [blame] | 1510 | bool UseDwarfDirectory = Args.hasFlag(options::OPT_fdwarf_directory_asm, |
| 1511 | options::OPT_fno_dwarf_directory_asm, |
Rafael Espindola | af370e6 | 2013-03-18 18:10:27 +0000 | [diff] [blame] | 1512 | TC.useIntegratedAs()); |
Nick Lewycky | ea523d7 | 2011-10-17 23:05:52 +0000 | [diff] [blame] | 1513 | return !UseDwarfDirectory; |
| 1514 | } |
| 1515 | |
Joerg Sonnenberger | 359cf92 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 1516 | /// \brief Check whether the given input tree contains any compilation actions. |
| 1517 | static bool ContainsCompileAction(const Action *A) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 1518 | if (isa<CompileJobAction>(A)) |
Joerg Sonnenberger | 359cf92 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 1519 | return true; |
| 1520 | |
| 1521 | for (Action::const_iterator it = A->begin(), ie = A->end(); it != ie; ++it) |
| 1522 | if (ContainsCompileAction(*it)) |
| 1523 | return true; |
| 1524 | |
| 1525 | return false; |
| 1526 | } |
| 1527 | |
| 1528 | /// \brief Check if -relax-all should be passed to the internal assembler. |
| 1529 | /// This is done by default when compiling non-assembler source with -O0. |
| 1530 | static bool UseRelaxAll(Compilation &C, const ArgList &Args) { |
| 1531 | bool RelaxDefault = true; |
| 1532 | |
| 1533 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 1534 | RelaxDefault = A->getOption().matches(options::OPT_O0); |
| 1535 | |
| 1536 | if (RelaxDefault) { |
| 1537 | RelaxDefault = false; |
| 1538 | for (ActionList::const_iterator it = C.getActions().begin(), |
| 1539 | ie = C.getActions().end(); it != ie; ++it) { |
| 1540 | if (ContainsCompileAction(*it)) { |
| 1541 | RelaxDefault = true; |
| 1542 | break; |
| 1543 | } |
| 1544 | } |
| 1545 | } |
| 1546 | |
| 1547 | return Args.hasFlag(options::OPT_mrelax_all, options::OPT_mno_relax_all, |
| 1548 | RelaxDefault); |
| 1549 | } |
| 1550 | |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 1551 | SanitizerArgs::SanitizerArgs(const ToolChain &TC, const ArgList &Args) |
Alexey Samsonov | 4bdc604 | 2013-01-20 13:12:12 +0000 | [diff] [blame] | 1552 | : Kind(0), BlacklistFile(""), MsanTrackOrigins(false), |
| 1553 | AsanZeroBaseShadow(false) { |
Alexey Samsonov | 3e335c1 | 2013-01-28 07:20:44 +0000 | [diff] [blame] | 1554 | unsigned AllKinds = 0; // All kinds of sanitizers that were turned on |
| 1555 | // at least once (possibly, disabled further). |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 1556 | const Driver &D = TC.getDriver(); |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 1557 | for (ArgList::const_iterator I = Args.begin(), E = Args.end(); I != E; ++I) { |
Alexey Samsonov | 3325b16 | 2012-11-28 17:34:24 +0000 | [diff] [blame] | 1558 | unsigned Add, Remove; |
| 1559 | if (!parse(D, Args, *I, Add, Remove, true)) |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 1560 | continue; |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 1561 | (*I)->claim(); |
Alexey Samsonov | bb1071c | 2012-11-06 15:09:03 +0000 | [diff] [blame] | 1562 | Kind |= Add; |
| 1563 | Kind &= ~Remove; |
Alexey Samsonov | 3e335c1 | 2013-01-28 07:20:44 +0000 | [diff] [blame] | 1564 | AllKinds |= Add; |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 1565 | } |
| 1566 | |
Chad Rosier | 78d85b1 | 2013-01-29 23:31:22 +0000 | [diff] [blame] | 1567 | UbsanTrapOnError = |
| 1568 | Args.hasArg(options::OPT_fcatch_undefined_behavior) || |
| 1569 | Args.hasFlag(options::OPT_fsanitize_undefined_trap_on_error, |
| 1570 | options::OPT_fno_sanitize_undefined_trap_on_error, false); |
| 1571 | |
| 1572 | if (Args.hasArg(options::OPT_fcatch_undefined_behavior) && |
| 1573 | !Args.hasFlag(options::OPT_fsanitize_undefined_trap_on_error, |
| 1574 | options::OPT_fno_sanitize_undefined_trap_on_error, true)) { |
| 1575 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 1576 | << "-fcatch-undefined-behavior" |
| 1577 | << "-fno-sanitize-undefined-trap-on-error"; |
| 1578 | } |
| 1579 | |
| 1580 | // Warn about undefined sanitizer options that require runtime support. |
| 1581 | if (UbsanTrapOnError && notAllowedWithTrap()) { |
| 1582 | if (Args.hasArg(options::OPT_fcatch_undefined_behavior)) |
| 1583 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 1584 | << lastArgumentForKind(D, Args, NotAllowedWithTrap) |
| 1585 | << "-fcatch-undefined-behavior"; |
| 1586 | else if (Args.hasFlag(options::OPT_fsanitize_undefined_trap_on_error, |
| 1587 | options::OPT_fno_sanitize_undefined_trap_on_error, |
| 1588 | false)) |
| 1589 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 1590 | << lastArgumentForKind(D, Args, NotAllowedWithTrap) |
| 1591 | << "-fsanitize-undefined-trap-on-error"; |
| 1592 | } |
| 1593 | |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 1594 | // Only one runtime library can be used at once. |
Alexey Samsonov | bb1071c | 2012-11-06 15:09:03 +0000 | [diff] [blame] | 1595 | bool NeedsAsan = needsAsanRt(); |
| 1596 | bool NeedsTsan = needsTsanRt(); |
Evgeniy Stepanov | 99469f7 | 2012-12-05 13:37:12 +0000 | [diff] [blame] | 1597 | bool NeedsMsan = needsMsanRt(); |
Sergey Matveev | 050309f | 2013-05-27 11:17:01 +0000 | [diff] [blame] | 1598 | bool NeedsLsan = needsLeakDetection(); |
Richard Smith | 0565037 | 2012-12-01 01:02:45 +0000 | [diff] [blame] | 1599 | if (NeedsAsan && NeedsTsan) |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 1600 | D.Diag(diag::err_drv_argument_not_allowed_with) |
Richard Smith | 0565037 | 2012-12-01 01:02:45 +0000 | [diff] [blame] | 1601 | << lastArgumentForKind(D, Args, NeedsAsanRt) |
| 1602 | << lastArgumentForKind(D, Args, NeedsTsanRt); |
Evgeniy Stepanov | 99469f7 | 2012-12-05 13:37:12 +0000 | [diff] [blame] | 1603 | if (NeedsAsan && NeedsMsan) |
| 1604 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 1605 | << lastArgumentForKind(D, Args, NeedsAsanRt) |
| 1606 | << lastArgumentForKind(D, Args, NeedsMsanRt); |
| 1607 | if (NeedsTsan && NeedsMsan) |
| 1608 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 1609 | << lastArgumentForKind(D, Args, NeedsTsanRt) |
| 1610 | << lastArgumentForKind(D, Args, NeedsMsanRt); |
Sergey Matveev | 050309f | 2013-05-27 11:17:01 +0000 | [diff] [blame] | 1611 | if (NeedsLsan && NeedsTsan) |
| 1612 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 1613 | << lastArgumentForKind(D, Args, NeedsLeakDetection) |
| 1614 | << lastArgumentForKind(D, Args, NeedsTsanRt); |
| 1615 | if (NeedsLsan && NeedsMsan) |
| 1616 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 1617 | << lastArgumentForKind(D, Args, NeedsLeakDetection) |
| 1618 | << lastArgumentForKind(D, Args, NeedsMsanRt); |
| 1619 | // FIXME: Currenly -fsanitize=leak is silently ignored in the presence of |
| 1620 | // -fsanitize=address. Perhaps it should print an error, or perhaps |
| 1621 | // -f(-no)sanitize=leak should change whether leak detection is enabled by |
| 1622 | // default in ASan? |
Alexey Samsonov | 4d1a6e4 | 2012-11-29 22:36:21 +0000 | [diff] [blame] | 1623 | |
| 1624 | // If -fsanitize contains extra features of ASan, it should also |
Alexey Samsonov | 3e335c1 | 2013-01-28 07:20:44 +0000 | [diff] [blame] | 1625 | // explicitly contain -fsanitize=address (probably, turned off later in the |
| 1626 | // command line). |
| 1627 | if ((Kind & AddressFull) != 0 && (AllKinds & Address) == 0) |
| 1628 | D.Diag(diag::warn_drv_unused_sanitizer) |
| 1629 | << lastArgumentForKind(D, Args, AddressFull) |
| 1630 | << "-fsanitize=address"; |
Alexey Samsonov | 91ecfa6 | 2012-12-03 19:12:58 +0000 | [diff] [blame] | 1631 | |
| 1632 | // Parse -f(no-)sanitize-blacklist options. |
| 1633 | if (Arg *BLArg = Args.getLastArg(options::OPT_fsanitize_blacklist, |
| 1634 | options::OPT_fno_sanitize_blacklist)) { |
| 1635 | if (BLArg->getOption().matches(options::OPT_fsanitize_blacklist)) { |
| 1636 | std::string BLPath = BLArg->getValue(); |
| 1637 | bool BLExists = false; |
| 1638 | if (!llvm::sys::fs::exists(BLPath, BLExists) && BLExists) |
| 1639 | BlacklistFile = BLPath; |
| 1640 | else |
| 1641 | D.Diag(diag::err_drv_no_such_file) << BLPath; |
| 1642 | } |
Alexey Samsonov | 24697b0 | 2013-02-19 11:25:29 +0000 | [diff] [blame] | 1643 | } else { |
| 1644 | // If no -fsanitize-blacklist option is specified, try to look up for |
| 1645 | // blacklist in the resource directory. |
| 1646 | std::string BLPath; |
| 1647 | bool BLExists = false; |
| 1648 | if (getDefaultBlacklistForKind(D, Kind, BLPath) && |
| 1649 | !llvm::sys::fs::exists(BLPath, BLExists) && BLExists) |
| 1650 | BlacklistFile = BLPath; |
Alexey Samsonov | 91ecfa6 | 2012-12-03 19:12:58 +0000 | [diff] [blame] | 1651 | } |
Evgeniy Stepanov | 34ef11b | 2012-12-24 08:42:34 +0000 | [diff] [blame] | 1652 | |
| 1653 | // Parse -f(no-)sanitize-memory-track-origins options. |
Alexey Samsonov | 4bdc604 | 2013-01-20 13:12:12 +0000 | [diff] [blame] | 1654 | if (NeedsMsan) |
Evgeniy Stepanov | 34ef11b | 2012-12-24 08:42:34 +0000 | [diff] [blame] | 1655 | MsanTrackOrigins = |
| 1656 | Args.hasFlag(options::OPT_fsanitize_memory_track_origins, |
| 1657 | options::OPT_fno_sanitize_memory_track_origins, |
| 1658 | /* Default */false); |
Alexey Samsonov | 4bdc604 | 2013-01-20 13:12:12 +0000 | [diff] [blame] | 1659 | |
| 1660 | // Parse -f(no-)sanitize-address-zero-base-shadow options. |
Alexey Samsonov | 4a1ea52 | 2013-04-09 07:27:44 +0000 | [diff] [blame] | 1661 | if (NeedsAsan) { |
| 1662 | bool IsAndroid = (TC.getTriple().getEnvironment() == llvm::Triple::Android); |
| 1663 | bool ZeroBaseShadowDefault = IsAndroid; |
Alexey Samsonov | 4bdc604 | 2013-01-20 13:12:12 +0000 | [diff] [blame] | 1664 | AsanZeroBaseShadow = |
Alexey Samsonov | 4a1ea52 | 2013-04-09 07:27:44 +0000 | [diff] [blame] | 1665 | Args.hasFlag(options::OPT_fsanitize_address_zero_base_shadow, |
| 1666 | options::OPT_fno_sanitize_address_zero_base_shadow, |
| 1667 | ZeroBaseShadowDefault); |
| 1668 | // Zero-base shadow is a requirement on Android. |
| 1669 | if (IsAndroid && !AsanZeroBaseShadow) { |
| 1670 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 1671 | << "-fno-sanitize-address-zero-base-shadow" |
| 1672 | << lastArgumentForKind(D, Args, Address); |
| 1673 | } |
| 1674 | } |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 1675 | } |
| 1676 | |
Chandler Carruth | 9db37cd | 2013-06-23 11:28:48 +0000 | [diff] [blame] | 1677 | static void addProfileRTLinux( |
| 1678 | const ToolChain &TC, const ArgList &Args, ArgStringList &CmdArgs) { |
| 1679 | if (!(Args.hasArg(options::OPT_fprofile_arcs) || |
| 1680 | Args.hasArg(options::OPT_fprofile_generate) || |
| 1681 | Args.hasArg(options::OPT_fcreate_profile) || |
| 1682 | Args.hasArg(options::OPT_coverage))) |
| 1683 | return; |
| 1684 | |
| 1685 | // The profile runtime is located in the Linux library directory and has name |
| 1686 | // "libclang_rt.profile-<ArchName>.a". |
| 1687 | SmallString<128> LibProfile(TC.getDriver().ResourceDir); |
| 1688 | llvm::sys::path::append( |
| 1689 | LibProfile, "lib", "linux", |
| 1690 | Twine("libclang_rt.profile-") + TC.getArchName() + ".a"); |
| 1691 | |
| 1692 | CmdArgs.push_back(Args.MakeArgString(LibProfile)); |
| 1693 | } |
| 1694 | |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1695 | static void addSanitizerRTLinkFlagsLinux( |
| 1696 | const ToolChain &TC, const ArgList &Args, ArgStringList &CmdArgs, |
Richard Smith | 76e6e13 | 2013-03-23 00:30:08 +0000 | [diff] [blame] | 1697 | const StringRef Sanitizer, bool BeforeLibStdCXX, |
| 1698 | bool ExportSymbols = true) { |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1699 | // Sanitizer runtime is located in the Linux library directory and |
| 1700 | // has name "libclang_rt.<Sanitizer>-<ArchName>.a". |
| 1701 | SmallString<128> LibSanitizer(TC.getDriver().ResourceDir); |
| 1702 | llvm::sys::path::append( |
| 1703 | LibSanitizer, "lib", "linux", |
| 1704 | (Twine("libclang_rt.") + Sanitizer + "-" + TC.getArchName() + ".a")); |
Richard Smith | 61a574f | 2013-03-20 23:49:07 +0000 | [diff] [blame] | 1705 | |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1706 | // Sanitizer runtime may need to come before -lstdc++ (or -lc++, libstdc++.a, |
| 1707 | // etc.) so that the linker picks custom versions of the global 'operator |
| 1708 | // new' and 'operator delete' symbols. We take the extreme (but simple) |
| 1709 | // strategy of inserting it at the front of the link command. It also |
| 1710 | // needs to be forced to end up in the executable, so wrap it in |
| 1711 | // whole-archive. |
Richard Smith | 61a574f | 2013-03-20 23:49:07 +0000 | [diff] [blame] | 1712 | SmallVector<const char *, 3> LibSanitizerArgs; |
| 1713 | LibSanitizerArgs.push_back("-whole-archive"); |
| 1714 | LibSanitizerArgs.push_back(Args.MakeArgString(LibSanitizer)); |
| 1715 | LibSanitizerArgs.push_back("-no-whole-archive"); |
| 1716 | |
| 1717 | CmdArgs.insert(BeforeLibStdCXX ? CmdArgs.begin() : CmdArgs.end(), |
| 1718 | LibSanitizerArgs.begin(), LibSanitizerArgs.end()); |
| 1719 | |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1720 | CmdArgs.push_back("-lpthread"); |
Evgeniy Stepanov | 3a8aff9 | 2013-05-24 14:28:03 +0000 | [diff] [blame] | 1721 | CmdArgs.push_back("-lrt"); |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1722 | CmdArgs.push_back("-ldl"); |
Richard Smith | 76e6e13 | 2013-03-23 00:30:08 +0000 | [diff] [blame] | 1723 | |
| 1724 | // If possible, use a dynamic symbols file to export the symbols from the |
| 1725 | // runtime library. If we can't do so, use -export-dynamic instead to export |
| 1726 | // all symbols from the binary. |
| 1727 | if (ExportSymbols) { |
| 1728 | if (llvm::sys::fs::exists(LibSanitizer + ".syms")) |
| 1729 | CmdArgs.push_back( |
| 1730 | Args.MakeArgString("--dynamic-list=" + LibSanitizer + ".syms")); |
| 1731 | else |
| 1732 | CmdArgs.push_back("-export-dynamic"); |
| 1733 | } |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1734 | } |
| 1735 | |
Kostya Serebryany | dff466c | 2011-11-30 01:39:16 +0000 | [diff] [blame] | 1736 | /// If AddressSanitizer is enabled, add appropriate linker flags (Linux). |
| 1737 | /// This needs to be called before we add the C run-time (malloc, etc). |
| 1738 | static void addAsanRTLinux(const ToolChain &TC, const ArgList &Args, |
Kostya Serebryany | 7b5f101 | 2011-12-06 19:18:44 +0000 | [diff] [blame] | 1739 | ArgStringList &CmdArgs) { |
Logan Chien | 94a7142 | 2012-09-02 09:30:11 +0000 | [diff] [blame] | 1740 | if(TC.getTriple().getEnvironment() == llvm::Triple::Android) { |
Evgeniy Stepanov | 8ba7541 | 2012-09-12 09:09:08 +0000 | [diff] [blame] | 1741 | SmallString<128> LibAsan(TC.getDriver().ResourceDir); |
| 1742 | llvm::sys::path::append(LibAsan, "lib", "linux", |
| 1743 | (Twine("libclang_rt.asan-") + |
| 1744 | TC.getArchName() + "-android.so")); |
Matt Beaumont-Gay | 45b2738 | 2012-12-04 21:18:26 +0000 | [diff] [blame] | 1745 | CmdArgs.insert(CmdArgs.begin(), Args.MakeArgString(LibAsan)); |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 1746 | } else { |
Sergey Matveev | 050309f | 2013-05-27 11:17:01 +0000 | [diff] [blame] | 1747 | if (!Args.hasArg(options::OPT_shared)) |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1748 | addSanitizerRTLinkFlagsLinux(TC, Args, CmdArgs, "asan", true); |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 1749 | } |
Kostya Serebryany | dff466c | 2011-11-30 01:39:16 +0000 | [diff] [blame] | 1750 | } |
| 1751 | |
Kostya Serebryany | f7efb0e | 2012-05-16 06:36:00 +0000 | [diff] [blame] | 1752 | /// If ThreadSanitizer is enabled, add appropriate linker flags (Linux). |
| 1753 | /// This needs to be called before we add the C run-time (malloc, etc). |
| 1754 | static void addTsanRTLinux(const ToolChain &TC, const ArgList &Args, |
| 1755 | ArgStringList &CmdArgs) { |
Sergey Matveev | 050309f | 2013-05-27 11:17:01 +0000 | [diff] [blame] | 1756 | if (!Args.hasArg(options::OPT_shared)) |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1757 | addSanitizerRTLinkFlagsLinux(TC, Args, CmdArgs, "tsan", true); |
Kostya Serebryany | f7efb0e | 2012-05-16 06:36:00 +0000 | [diff] [blame] | 1758 | } |
| 1759 | |
Evgeniy Stepanov | 09ccf39 | 2012-12-03 13:20:43 +0000 | [diff] [blame] | 1760 | /// If MemorySanitizer is enabled, add appropriate linker flags (Linux). |
| 1761 | /// This needs to be called before we add the C run-time (malloc, etc). |
| 1762 | static void addMsanRTLinux(const ToolChain &TC, const ArgList &Args, |
| 1763 | ArgStringList &CmdArgs) { |
Sergey Matveev | 050309f | 2013-05-27 11:17:01 +0000 | [diff] [blame] | 1764 | if (!Args.hasArg(options::OPT_shared)) |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1765 | addSanitizerRTLinkFlagsLinux(TC, Args, CmdArgs, "msan", true); |
Sergey Matveev | 050309f | 2013-05-27 11:17:01 +0000 | [diff] [blame] | 1766 | } |
| 1767 | |
| 1768 | /// If LeakSanitizer is enabled, add appropriate linker flags (Linux). |
| 1769 | /// This needs to be called before we add the C run-time (malloc, etc). |
| 1770 | static void addLsanRTLinux(const ToolChain &TC, const ArgList &Args, |
| 1771 | ArgStringList &CmdArgs) { |
| 1772 | if (!Args.hasArg(options::OPT_shared)) |
| 1773 | addSanitizerRTLinkFlagsLinux(TC, Args, CmdArgs, "lsan", true); |
Evgeniy Stepanov | 09ccf39 | 2012-12-03 13:20:43 +0000 | [diff] [blame] | 1774 | } |
| 1775 | |
Richard Smith | 4def70d | 2012-10-09 19:52:38 +0000 | [diff] [blame] | 1776 | /// If UndefinedBehaviorSanitizer is enabled, add appropriate linker flags |
| 1777 | /// (Linux). |
| 1778 | static void addUbsanRTLinux(const ToolChain &TC, const ArgList &Args, |
Richard Smith | 61a574f | 2013-03-20 23:49:07 +0000 | [diff] [blame] | 1779 | ArgStringList &CmdArgs, bool IsCXX, |
| 1780 | bool HasOtherSanitizerRt) { |
| 1781 | if (Args.hasArg(options::OPT_shared)) |
| 1782 | return; |
| 1783 | |
| 1784 | // Need a copy of sanitizer_common. This could come from another sanitizer |
| 1785 | // runtime; if we're not including one, include our own copy. |
| 1786 | if (!HasOtherSanitizerRt) |
Richard Smith | 76e6e13 | 2013-03-23 00:30:08 +0000 | [diff] [blame] | 1787 | addSanitizerRTLinkFlagsLinux(TC, Args, CmdArgs, "san", true, false); |
Richard Smith | 61a574f | 2013-03-20 23:49:07 +0000 | [diff] [blame] | 1788 | |
Alexey Samsonov | 8614304 | 2013-02-27 11:14:55 +0000 | [diff] [blame] | 1789 | addSanitizerRTLinkFlagsLinux(TC, Args, CmdArgs, "ubsan", false); |
Richard Smith | 61a574f | 2013-03-20 23:49:07 +0000 | [diff] [blame] | 1790 | |
| 1791 | // Only include the bits of the runtime which need a C++ ABI library if |
| 1792 | // we're linking in C++ mode. |
| 1793 | if (IsCXX) |
| 1794 | addSanitizerRTLinkFlagsLinux(TC, Args, CmdArgs, "ubsan_cxx", false); |
Richard Smith | 4def70d | 2012-10-09 19:52:38 +0000 | [diff] [blame] | 1795 | } |
| 1796 | |
Rafael Espindola | 6af27ec | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 1797 | static bool shouldUseFramePointer(const ArgList &Args, |
| 1798 | const llvm::Triple &Triple) { |
| 1799 | if (Arg *A = Args.getLastArg(options::OPT_fno_omit_frame_pointer, |
| 1800 | options::OPT_fomit_frame_pointer)) |
| 1801 | return A->getOption().matches(options::OPT_fno_omit_frame_pointer); |
| 1802 | |
Rafael Espindola | a2a1789 | 2011-12-14 21:50:24 +0000 | [diff] [blame] | 1803 | // Don't use a frame pointer on linux x86 and x86_64 if optimizing. |
Rafael Espindola | 6af27ec | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 1804 | if ((Triple.getArch() == llvm::Triple::x86_64 || |
| 1805 | Triple.getArch() == llvm::Triple::x86) && |
| 1806 | Triple.getOS() == llvm::Triple::Linux) { |
| 1807 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 1808 | if (!A->getOption().matches(options::OPT_O0)) |
| 1809 | return false; |
| 1810 | } |
| 1811 | |
| 1812 | return true; |
| 1813 | } |
| 1814 | |
Eric Christopher | d3e22df | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 1815 | static bool shouldUseLeafFramePointer(const ArgList &Args, |
| 1816 | const llvm::Triple &Triple) { |
| 1817 | if (Arg *A = Args.getLastArg(options::OPT_mno_omit_leaf_frame_pointer, |
| 1818 | options::OPT_momit_leaf_frame_pointer)) |
| 1819 | return A->getOption().matches(options::OPT_mno_omit_leaf_frame_pointer); |
| 1820 | |
| 1821 | // Don't use a leaf frame pointer on linux x86 and x86_64 if optimizing. |
| 1822 | if ((Triple.getArch() == llvm::Triple::x86_64 || |
| 1823 | Triple.getArch() == llvm::Triple::x86) && |
| 1824 | Triple.getOS() == llvm::Triple::Linux) { |
| 1825 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 1826 | if (!A->getOption().matches(options::OPT_O0)) |
| 1827 | return false; |
| 1828 | } |
| 1829 | |
| 1830 | return true; |
| 1831 | } |
| 1832 | |
Chandler Carruth | d566df6 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 1833 | /// If the PWD environment variable is set, add a CC1 option to specify the |
| 1834 | /// debug compilation directory. |
| 1835 | static void addDebugCompDirArg(const ArgList &Args, ArgStringList &CmdArgs) { |
Chad Rosier | b1c8122 | 2013-04-26 20:49:50 +0000 | [diff] [blame] | 1836 | struct stat StatPWDBuf, StatDotBuf; |
| 1837 | |
Benjamin Kramer | 99d2eb4 | 2013-04-27 08:42:33 +0000 | [diff] [blame] | 1838 | const char *pwd = ::getenv("PWD"); |
| 1839 | if (!pwd) |
| 1840 | return; |
| 1841 | |
| 1842 | if (llvm::sys::path::is_absolute(pwd) && |
Chad Rosier | b1c8122 | 2013-04-26 20:49:50 +0000 | [diff] [blame] | 1843 | stat(pwd, &StatPWDBuf) == 0 && |
| 1844 | stat(".", &StatDotBuf) == 0 && |
| 1845 | StatPWDBuf.st_ino == StatDotBuf.st_ino && |
| 1846 | StatPWDBuf.st_dev == StatDotBuf.st_dev) { |
| 1847 | CmdArgs.push_back("-fdebug-compilation-dir"); |
| 1848 | CmdArgs.push_back(Args.MakeArgString(pwd)); |
| 1849 | return; |
| 1850 | } |
Benjamin Kramer | 6089adc | 2013-04-27 08:12:29 +0000 | [diff] [blame] | 1851 | |
Chad Rosier | b1c8122 | 2013-04-26 20:49:50 +0000 | [diff] [blame] | 1852 | // Fall back to using getcwd. |
Benjamin Kramer | 6089adc | 2013-04-27 08:12:29 +0000 | [diff] [blame] | 1853 | SmallString<128> cwd; |
| 1854 | if (!llvm::sys::fs::current_path(cwd)) { |
Chad Rosier | b1c8122 | 2013-04-26 20:49:50 +0000 | [diff] [blame] | 1855 | CmdArgs.push_back("-fdebug-compilation-dir"); |
| 1856 | CmdArgs.push_back(Args.MakeArgString(cwd)); |
Chandler Carruth | d566df6 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 1857 | } |
| 1858 | } |
| 1859 | |
Eric Christopher | 8019039 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 1860 | static const char *SplitDebugName(const ArgList &Args, |
| 1861 | const InputInfoList &Inputs) { |
| 1862 | Arg *FinalOutput = Args.getLastArg(options::OPT_o); |
| 1863 | if (FinalOutput && Args.hasArg(options::OPT_c)) { |
| 1864 | SmallString<128> T(FinalOutput->getValue()); |
| 1865 | llvm::sys::path::replace_extension(T, "dwo"); |
| 1866 | return Args.MakeArgString(T); |
| 1867 | } else { |
| 1868 | // Use the compilation dir. |
| 1869 | SmallString<128> T(Args.getLastArgValue(options::OPT_fdebug_compilation_dir)); |
| 1870 | SmallString<128> F(llvm::sys::path::stem(Inputs[0].getBaseInput())); |
| 1871 | llvm::sys::path::replace_extension(F, "dwo"); |
| 1872 | T += F; |
| 1873 | return Args.MakeArgString(F); |
| 1874 | } |
| 1875 | } |
| 1876 | |
| 1877 | static void SplitDebugInfo(const ToolChain &TC, Compilation &C, |
| 1878 | const Tool &T, const JobAction &JA, |
| 1879 | const ArgList &Args, const InputInfo &Output, |
| 1880 | const char *OutFile) { |
Eric Christopher | 59320e7 | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 1881 | ArgStringList ExtractArgs; |
| 1882 | ExtractArgs.push_back("--extract-dwo"); |
| 1883 | |
| 1884 | ArgStringList StripArgs; |
| 1885 | StripArgs.push_back("--strip-dwo"); |
| 1886 | |
| 1887 | // Grabbing the output of the earlier compile step. |
| 1888 | StripArgs.push_back(Output.getFilename()); |
| 1889 | ExtractArgs.push_back(Output.getFilename()); |
Eric Christopher | 59320e7 | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 1890 | ExtractArgs.push_back(OutFile); |
| 1891 | |
| 1892 | const char *Exec = |
Eric Christopher | 8019039 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 1893 | Args.MakeArgString(TC.GetProgramPath("objcopy")); |
Eric Christopher | 59320e7 | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 1894 | |
| 1895 | // First extract the dwo sections. |
Eric Christopher | 8019039 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 1896 | C.addCommand(new Command(JA, T, Exec, ExtractArgs)); |
Eric Christopher | 59320e7 | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 1897 | |
| 1898 | // Then remove them from the original .o file. |
Eric Christopher | 8019039 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 1899 | C.addCommand(new Command(JA, T, Exec, StripArgs)); |
Eric Christopher | 59320e7 | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 1900 | } |
| 1901 | |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 1902 | static bool isOptimizationLevelFast(const ArgList &Args) { |
| 1903 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 1904 | if (A->getOption().matches(options::OPT_Ofast)) |
| 1905 | return true; |
| 1906 | return false; |
| 1907 | } |
| 1908 | |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 1909 | void Clang::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 871adcf | 2009-03-18 07:06:02 +0000 | [diff] [blame] | 1910 | const InputInfo &Output, |
Daniel Dunbar | 62cf601 | 2009-03-18 06:07:59 +0000 | [diff] [blame] | 1911 | const InputInfoList &Inputs, |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 1912 | const ArgList &Args, |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 1913 | const char *LinkingOutput) const { |
Daniel Dunbar | 0a80ba7 | 2010-03-20 04:52:14 +0000 | [diff] [blame] | 1914 | bool KernelOrKext = Args.hasArg(options::OPT_mkernel, |
| 1915 | options::OPT_fapple_kext); |
Daniel Dunbar | ee788e7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 1916 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 1917 | ArgStringList CmdArgs; |
| 1918 | |
Daniel Dunbar | 077ba6a | 2009-03-31 20:53:55 +0000 | [diff] [blame] | 1919 | assert(Inputs.size() == 1 && "Unable to handle multiple inputs."); |
| 1920 | |
Daniel Dunbar | 8ff5b28 | 2009-12-11 23:00:49 +0000 | [diff] [blame] | 1921 | // Invoke ourselves in -cc1 mode. |
| 1922 | // |
| 1923 | // FIXME: Implement custom jobs for internal actions. |
| 1924 | CmdArgs.push_back("-cc1"); |
| 1925 | |
Daniel Dunbar | dd4fe00 | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 1926 | // Add the "effective" target triple. |
Daniel Dunbar | af07f93 | 2009-03-31 17:35:15 +0000 | [diff] [blame] | 1927 | CmdArgs.push_back("-triple"); |
Daniel Dunbar | 00577ad | 2010-08-23 22:35:37 +0000 | [diff] [blame] | 1928 | std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args); |
Daniel Dunbar | dd4fe00 | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 1929 | CmdArgs.push_back(Args.MakeArgString(TripleStr)); |
Daniel Dunbar | 728a512 | 2009-09-10 06:49:20 +0000 | [diff] [blame] | 1930 | |
Daniel Dunbar | dd4fe00 | 2009-10-30 18:12:20 +0000 | [diff] [blame] | 1931 | // Select the appropriate action. |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 1932 | RewriteKind rewriteKind = RK_None; |
Fariborz Jahanian | e982cc0 | 2012-04-04 18:50:28 +0000 | [diff] [blame] | 1933 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 1934 | if (isa<AnalyzeJobAction>(JA)) { |
| 1935 | assert(JA.getType() == types::TY_Plist && "Invalid output type."); |
| 1936 | CmdArgs.push_back("-analyze"); |
Ted Kremenek | 30660a8 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 1937 | } else if (isa<MigrateJobAction>(JA)) { |
| 1938 | CmdArgs.push_back("-migrate"); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 1939 | } else if (isa<PreprocessJobAction>(JA)) { |
Daniel Dunbar | cd8e4c4 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 1940 | if (Output.getType() == types::TY_Dependencies) |
| 1941 | CmdArgs.push_back("-Eonly"); |
Fariborz Jahanian | 51be73d | 2013-03-18 19:41:18 +0000 | [diff] [blame] | 1942 | else { |
Daniel Dunbar | cd8e4c4 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 1943 | CmdArgs.push_back("-E"); |
Fariborz Jahanian | 51be73d | 2013-03-18 19:41:18 +0000 | [diff] [blame] | 1944 | if (Args.hasArg(options::OPT_rewrite_objc) && |
| 1945 | !Args.hasArg(options::OPT_g_Group)) |
| 1946 | CmdArgs.push_back("-P"); |
| 1947 | } |
Daniel Dunbar | 8767cbc | 2010-02-03 03:07:56 +0000 | [diff] [blame] | 1948 | } else if (isa<AssembleJobAction>(JA)) { |
| 1949 | CmdArgs.push_back("-emit-obj"); |
Daniel Dunbar | 9929800 | 2010-05-27 06:18:05 +0000 | [diff] [blame] | 1950 | |
Joerg Sonnenberger | 359cf92 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 1951 | if (UseRelaxAll(C, Args)) |
Daniel Dunbar | 9929800 | 2010-05-27 06:18:05 +0000 | [diff] [blame] | 1952 | CmdArgs.push_back("-mrelax-all"); |
Daniel Dunbar | ca0e054 | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 1953 | |
Daniel Dunbar | fcec10b | 2010-10-18 22:36:15 +0000 | [diff] [blame] | 1954 | // When using an integrated assembler, translate -Wa, and -Xassembler |
| 1955 | // options. |
| 1956 | for (arg_iterator it = Args.filtered_begin(options::OPT_Wa_COMMA, |
| 1957 | options::OPT_Xassembler), |
| 1958 | ie = Args.filtered_end(); it != ie; ++it) { |
| 1959 | const Arg *A = *it; |
| 1960 | A->claim(); |
| 1961 | |
| 1962 | for (unsigned i = 0, e = A->getNumValues(); i != e; ++i) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 1963 | StringRef Value = A->getValue(i); |
Daniel Dunbar | fcec10b | 2010-10-18 22:36:15 +0000 | [diff] [blame] | 1964 | |
| 1965 | if (Value == "-force_cpusubtype_ALL") { |
| 1966 | // Do nothing, this is the default and we don't support anything else. |
Daniel Dunbar | b14eed0 | 2010-10-28 20:36:23 +0000 | [diff] [blame] | 1967 | } else if (Value == "-L") { |
Daniel Dunbar | 9693232 | 2011-03-28 22:49:28 +0000 | [diff] [blame] | 1968 | CmdArgs.push_back("-msave-temp-labels"); |
Joerg Sonnenberger | 46a4939 | 2011-05-19 20:46:39 +0000 | [diff] [blame] | 1969 | } else if (Value == "--fatal-warnings") { |
Joerg Sonnenberger | d793350 | 2011-05-19 18:42:29 +0000 | [diff] [blame] | 1970 | CmdArgs.push_back("-mllvm"); |
| 1971 | CmdArgs.push_back("-fatal-assembler-warnings"); |
Nick Lewycky | c3b9014 | 2011-06-21 00:14:18 +0000 | [diff] [blame] | 1972 | } else if (Value == "--noexecstack") { |
| 1973 | CmdArgs.push_back("-mnoexecstack"); |
Daniel Dunbar | fcec10b | 2010-10-18 22:36:15 +0000 | [diff] [blame] | 1974 | } else { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 1975 | D.Diag(diag::err_drv_unsupported_option_argument) |
Daniel Dunbar | fcec10b | 2010-10-18 22:36:15 +0000 | [diff] [blame] | 1976 | << A->getOption().getName() << Value; |
| 1977 | } |
| 1978 | } |
| 1979 | } |
Daniel Dunbar | d02bba8 | 2010-11-19 16:23:35 +0000 | [diff] [blame] | 1980 | |
| 1981 | // Also ignore explicit -force_cpusubtype_ALL option. |
| 1982 | (void) Args.hasArg(options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 1983 | } else if (isa<PrecompileJobAction>(JA)) { |
Argyrios Kyrtzidis | e5c3537 | 2010-08-11 23:27:58 +0000 | [diff] [blame] | 1984 | // Use PCH if the user requested it. |
Daniel Dunbar | 0ebd932 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 1985 | bool UsePCH = D.CCCUsePCH; |
Daniel Dunbar | 0ebd932 | 2009-10-15 20:02:44 +0000 | [diff] [blame] | 1986 | |
Aaron Ballman | 761322b | 2012-07-31 01:21:00 +0000 | [diff] [blame] | 1987 | if (JA.getType() == types::TY_Nothing) |
| 1988 | CmdArgs.push_back("-fsyntax-only"); |
| 1989 | else if (UsePCH) |
Douglas Gregor | df91ef3 | 2009-04-18 00:34:01 +0000 | [diff] [blame] | 1990 | CmdArgs.push_back("-emit-pch"); |
| 1991 | else |
| 1992 | CmdArgs.push_back("-emit-pth"); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 1993 | } else { |
| 1994 | assert(isa<CompileJobAction>(JA) && "Invalid action for clang tool."); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 1995 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 1996 | if (JA.getType() == types::TY_Nothing) { |
| 1997 | CmdArgs.push_back("-fsyntax-only"); |
Daniel Dunbar | 6c6424b | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 1998 | } else if (JA.getType() == types::TY_LLVM_IR || |
| 1999 | JA.getType() == types::TY_LTO_IR) { |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2000 | CmdArgs.push_back("-emit-llvm"); |
Daniel Dunbar | 6c6424b | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 2001 | } else if (JA.getType() == types::TY_LLVM_BC || |
| 2002 | JA.getType() == types::TY_LTO_BC) { |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2003 | CmdArgs.push_back("-emit-llvm-bc"); |
| 2004 | } else if (JA.getType() == types::TY_PP_Asm) { |
Daniel Dunbar | e3b8d07 | 2009-09-17 00:47:53 +0000 | [diff] [blame] | 2005 | CmdArgs.push_back("-S"); |
Daniel Dunbar | 5915fbf | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 2006 | } else if (JA.getType() == types::TY_AST) { |
| 2007 | CmdArgs.push_back("-emit-pch"); |
Douglas Gregor | c544ba0 | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 2008 | } else if (JA.getType() == types::TY_ModuleFile) { |
| 2009 | CmdArgs.push_back("-module-file-info"); |
Daniel Dunbar | 6495250 | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 2010 | } else if (JA.getType() == types::TY_RewrittenObjC) { |
| 2011 | CmdArgs.push_back("-rewrite-objc"); |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 2012 | rewriteKind = RK_NonFragile; |
Fariborz Jahanian | 582b395 | 2012-04-02 15:59:19 +0000 | [diff] [blame] | 2013 | } else if (JA.getType() == types::TY_RewrittenLegacyObjC) { |
| 2014 | CmdArgs.push_back("-rewrite-objc"); |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 2015 | rewriteKind = RK_Fragile; |
Daniel Dunbar | 6495250 | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 2016 | } else { |
| 2017 | assert(JA.getType() == types::TY_PP_Asm && |
| 2018 | "Unexpected output type!"); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2019 | } |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 2020 | } |
| 2021 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2022 | // The make clang go fast button. |
| 2023 | CmdArgs.push_back("-disable-free"); |
| 2024 | |
John McCall | b689afb | 2010-02-13 03:50:24 +0000 | [diff] [blame] | 2025 | // Disable the verification pass in -asserts builds. |
| 2026 | #ifdef NDEBUG |
| 2027 | CmdArgs.push_back("-disable-llvm-verifier"); |
| 2028 | #endif |
| 2029 | |
Daniel Dunbar | c9abc04 | 2009-04-08 05:11:16 +0000 | [diff] [blame] | 2030 | // Set the main file name, so that debug info works even with |
| 2031 | // -save-temps. |
| 2032 | CmdArgs.push_back("-main-file-name"); |
Bob Wilson | 66b8a66 | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 2033 | CmdArgs.push_back(getBaseInputName(Args, Inputs)); |
Daniel Dunbar | c9abc04 | 2009-04-08 05:11:16 +0000 | [diff] [blame] | 2034 | |
Daniel Dunbar | 3bbc753 | 2009-04-08 18:03:55 +0000 | [diff] [blame] | 2035 | // Some flags which affect the language (via preprocessor |
Bob Wilson | 66b8a66 | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 2036 | // defines). |
Daniel Dunbar | 3bbc753 | 2009-04-08 18:03:55 +0000 | [diff] [blame] | 2037 | if (Args.hasArg(options::OPT_static)) |
| 2038 | CmdArgs.push_back("-static-define"); |
| 2039 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2040 | if (isa<AnalyzeJobAction>(JA)) { |
Ted Kremenek | b8bb3e7 | 2009-09-25 05:55:59 +0000 | [diff] [blame] | 2041 | // Enable region store model by default. |
| 2042 | CmdArgs.push_back("-analyzer-store=region"); |
| 2043 | |
Ted Kremenek | b40d06d | 2009-12-07 22:26:14 +0000 | [diff] [blame] | 2044 | // Treat blocks as analysis entry points. |
| 2045 | CmdArgs.push_back("-analyzer-opt-analyze-nested-blocks"); |
| 2046 | |
Ted Kremenek | 5188507 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 2047 | CmdArgs.push_back("-analyzer-eagerly-assume"); |
| 2048 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2049 | // Add default argument set. |
Daniel Dunbar | d8fc0f2 | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 2050 | if (!Args.hasArg(options::OPT__analyzer_no_default_checks)) { |
Argyrios Kyrtzidis | 027a6ab | 2011-02-15 07:42:33 +0000 | [diff] [blame] | 2051 | CmdArgs.push_back("-analyzer-checker=core"); |
Ted Kremenek | 5188507 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 2052 | |
Argyrios Kyrtzidis | 027a6ab | 2011-02-15 07:42:33 +0000 | [diff] [blame] | 2053 | if (getToolChain().getTriple().getOS() != llvm::Triple::Win32) |
| 2054 | CmdArgs.push_back("-analyzer-checker=unix"); |
Ted Kremenek | 5188507 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 2055 | |
Argyrios Kyrtzidis | 027a6ab | 2011-02-15 07:42:33 +0000 | [diff] [blame] | 2056 | if (getToolChain().getTriple().getVendor() == llvm::Triple::Apple) |
Ted Kremenek | 5188507 | 2011-03-24 00:28:47 +0000 | [diff] [blame] | 2057 | CmdArgs.push_back("-analyzer-checker=osx"); |
Ted Kremenek | a8180e5 | 2012-01-20 06:00:17 +0000 | [diff] [blame] | 2058 | |
| 2059 | CmdArgs.push_back("-analyzer-checker=deadcode"); |
Ted Kremenek | 8dc0506 | 2012-01-26 02:27:38 +0000 | [diff] [blame] | 2060 | |
Jordan Rose | e449edc | 2013-04-05 17:55:07 +0000 | [diff] [blame] | 2061 | if (types::isCXX(Inputs[0].getType())) |
| 2062 | CmdArgs.push_back("-analyzer-checker=cplusplus"); |
| 2063 | |
Ted Kremenek | 8dc0506 | 2012-01-26 02:27:38 +0000 | [diff] [blame] | 2064 | // Enable the following experimental checkers for testing. |
Ted Kremenek | 8dc0506 | 2012-01-26 02:27:38 +0000 | [diff] [blame] | 2065 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.UncheckedReturn"); |
| 2066 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.getpw"); |
| 2067 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.gets"); |
| 2068 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.mktemp"); |
| 2069 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.mkstemp"); |
| 2070 | CmdArgs.push_back("-analyzer-checker=security.insecureAPI.vfork"); |
Daniel Dunbar | d8fc0f2 | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 2071 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 2072 | |
Daniel Dunbar | d8fc0f2 | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 2073 | // Set the output format. The default is plist, for (lame) historical |
| 2074 | // reasons. |
| 2075 | CmdArgs.push_back("-analyzer-output"); |
| 2076 | if (Arg *A = Args.getLastArg(options::OPT__analyzer_output)) |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2077 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | d8fc0f2 | 2009-05-22 00:38:15 +0000 | [diff] [blame] | 2078 | else |
| 2079 | CmdArgs.push_back("plist"); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2080 | |
Ted Kremenek | 0647a7b | 2010-03-22 22:32:05 +0000 | [diff] [blame] | 2081 | // Disable the presentation of standard compiler warnings when |
| 2082 | // using --analyze. We only want to show static analyzer diagnostics |
| 2083 | // or frontend errors. |
| 2084 | CmdArgs.push_back("-w"); |
| 2085 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2086 | // Add -Xanalyzer arguments when running as analyzer. |
| 2087 | Args.AddAllArgValues(CmdArgs, options::OPT_Xanalyzer); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2088 | } |
| 2089 | |
Daniel Dunbar | e2fd664 | 2009-09-10 01:21:12 +0000 | [diff] [blame] | 2090 | CheckCodeGenerationOptions(D, Args); |
| 2091 | |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 2092 | bool PIE = getToolChain().isPIEDefault(); |
| 2093 | bool PIC = PIE || getToolChain().isPICDefault(); |
Chandler Carruth | 7ce816a | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 2094 | bool IsPICLevelTwo = PIC; |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 2095 | |
Alexey Samsonov | db68e5a | 2013-04-09 12:28:19 +0000 | [diff] [blame] | 2096 | // For the PIC and PIE flag options, this logic is different from the |
| 2097 | // legacy logic in very old versions of GCC, as that logic was just |
| 2098 | // a bug no one had ever fixed. This logic is both more rational and |
| 2099 | // consistent with GCC's new logic now that the bugs are fixed. The last |
| 2100 | // argument relating to either PIC or PIE wins, and no other argument is |
| 2101 | // used. If the last argument is any flavor of the '-fno-...' arguments, |
| 2102 | // both PIC and PIE are disabled. Any PIE option implicitly enables PIC |
| 2103 | // at the same level. |
| 2104 | Arg *LastPICArg =Args.getLastArg(options::OPT_fPIC, options::OPT_fno_PIC, |
| 2105 | options::OPT_fpic, options::OPT_fno_pic, |
| 2106 | options::OPT_fPIE, options::OPT_fno_PIE, |
| 2107 | options::OPT_fpie, options::OPT_fno_pie); |
Chandler Carruth | 7ce816a | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 2108 | // Check whether the tool chain trumps the PIC-ness decision. If the PIC-ness |
| 2109 | // is forced, then neither PIC nor PIE flags will have no effect. |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 2110 | if (!getToolChain().isPICDefaultForced()) { |
Alexey Samsonov | db68e5a | 2013-04-09 12:28:19 +0000 | [diff] [blame] | 2111 | if (LastPICArg) { |
| 2112 | Option O = LastPICArg->getOption(); |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 2113 | if (O.matches(options::OPT_fPIC) || O.matches(options::OPT_fpic) || |
| 2114 | O.matches(options::OPT_fPIE) || O.matches(options::OPT_fpie)) { |
| 2115 | PIE = O.matches(options::OPT_fPIE) || O.matches(options::OPT_fpie); |
| 2116 | PIC = PIE || O.matches(options::OPT_fPIC) || |
| 2117 | O.matches(options::OPT_fpic); |
| 2118 | IsPICLevelTwo = O.matches(options::OPT_fPIE) || |
| 2119 | O.matches(options::OPT_fPIC); |
| 2120 | } else { |
| 2121 | PIE = PIC = false; |
| 2122 | } |
| 2123 | } |
Chandler Carruth | 5e219cf | 2012-04-08 16:40:35 +0000 | [diff] [blame] | 2124 | } |
Chandler Carruth | 7ce816a | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 2125 | |
| 2126 | // Inroduce a Darwin-specific hack. If the default is PIC but the flags |
| 2127 | // specified while enabling PIC enabled level 1 PIC, just force it back to |
| 2128 | // level 2 PIC instead. This matches the behavior of Darwin GCC (based on my |
| 2129 | // informal testing). |
| 2130 | if (PIC && getToolChain().getTriple().isOSDarwin()) |
| 2131 | IsPICLevelTwo |= getToolChain().isPICDefault(); |
| 2132 | |
Chandler Carruth | 5e219cf | 2012-04-08 16:40:35 +0000 | [diff] [blame] | 2133 | // Note that these flags are trump-cards. Regardless of the order w.r.t. the |
| 2134 | // PIC or PIE options above, if these show up, PIC is disabled. |
Daniel Dunbar | 7a0c064 | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 2135 | llvm::Triple Triple(TripleStr); |
Eric Christopher | 6c7db89 | 2013-02-18 01:16:37 +0000 | [diff] [blame] | 2136 | if (KernelOrKext && |
Daniel Dunbar | 7a0c064 | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 2137 | (Triple.getOS() != llvm::Triple::IOS || |
| 2138 | Triple.isOSVersionLT(6))) |
Chandler Carruth | 7ce816a | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 2139 | PIC = PIE = false; |
Chandler Carruth | 5e219cf | 2012-04-08 16:40:35 +0000 | [diff] [blame] | 2140 | if (Args.hasArg(options::OPT_static)) |
Chandler Carruth | 7ce816a | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 2141 | PIC = PIE = false; |
Chandler Carruth | 5e219cf | 2012-04-08 16:40:35 +0000 | [diff] [blame] | 2142 | |
Chandler Carruth | 7ce816a | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 2143 | if (Arg *A = Args.getLastArg(options::OPT_mdynamic_no_pic)) { |
| 2144 | // This is a very special mode. It trumps the other modes, almost no one |
| 2145 | // uses it, and it isn't even valid on any OS but Darwin. |
| 2146 | if (!getToolChain().getTriple().isOSDarwin()) |
| 2147 | D.Diag(diag::err_drv_unsupported_opt_for_target) |
| 2148 | << A->getSpelling() << getToolChain().getTriple().str(); |
| 2149 | |
| 2150 | // FIXME: Warn when this flag trumps some other PIC or PIE flag. |
| 2151 | |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2152 | CmdArgs.push_back("-mrelocation-model"); |
Chandler Carruth | 7ce816a | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 2153 | CmdArgs.push_back("dynamic-no-pic"); |
Daniel Dunbar | bc85be8 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 2154 | |
Chandler Carruth | 7ce816a | 2012-11-19 03:52:03 +0000 | [diff] [blame] | 2155 | // Only a forced PIC mode can cause the actual compile to have PIC defines |
| 2156 | // etc., no flags are sufficient. This behavior was selected to closely |
| 2157 | // match that of llvm-gcc and Apple GCC before that. |
| 2158 | if (getToolChain().isPICDefault() && getToolChain().isPICDefaultForced()) { |
| 2159 | CmdArgs.push_back("-pic-level"); |
| 2160 | CmdArgs.push_back("2"); |
| 2161 | } |
| 2162 | } else { |
| 2163 | // Currently, LLVM only knows about PIC vs. static; the PIE differences are |
| 2164 | // handled in Clang's IRGen by the -pie-level flag. |
| 2165 | CmdArgs.push_back("-mrelocation-model"); |
| 2166 | CmdArgs.push_back(PIC ? "pic" : "static"); |
| 2167 | |
| 2168 | if (PIC) { |
| 2169 | CmdArgs.push_back("-pic-level"); |
| 2170 | CmdArgs.push_back(IsPICLevelTwo ? "2" : "1"); |
| 2171 | if (PIE) { |
| 2172 | CmdArgs.push_back("-pie-level"); |
| 2173 | CmdArgs.push_back(IsPICLevelTwo ? "2" : "1"); |
| 2174 | } |
| 2175 | } |
Daniel Dunbar | bc85be8 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 2176 | } |
Chandler Carruth | 5e219cf | 2012-04-08 16:40:35 +0000 | [diff] [blame] | 2177 | |
Tanya Lattner | 59876c2 | 2009-11-04 01:18:09 +0000 | [diff] [blame] | 2178 | if (!Args.hasFlag(options::OPT_fmerge_all_constants, |
| 2179 | options::OPT_fno_merge_all_constants)) |
Chris Lattner | f44a1a0 | 2011-04-08 18:06:54 +0000 | [diff] [blame] | 2180 | CmdArgs.push_back("-fno-merge-all-constants"); |
Daniel Dunbar | 6bea73b | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 2181 | |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2182 | // LLVM Code Generator Options. |
| 2183 | |
Daniel Dunbar | 17d3fea | 2011-02-09 17:54:19 +0000 | [diff] [blame] | 2184 | if (Arg *A = Args.getLastArg(options::OPT_mregparm_EQ)) { |
| 2185 | CmdArgs.push_back("-mregparm"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2186 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 17d3fea | 2011-02-09 17:54:19 +0000 | [diff] [blame] | 2187 | } |
| 2188 | |
John McCall | b8b5297 | 2013-06-18 02:46:29 +0000 | [diff] [blame] | 2189 | if (Arg *A = Args.getLastArg(options::OPT_fpcc_struct_return, options::OPT_freg_struct_return)) { |
| 2190 | if (getToolChain().getTriple().getArch() != llvm::Triple::x86) { |
| 2191 | D.Diag(diag::err_drv_unsupported_opt_for_target) |
| 2192 | << A->getSpelling() << getToolChain().getTriple().str(); |
| 2193 | } else if (A->getOption().matches(options::OPT_fpcc_struct_return)) { |
| 2194 | CmdArgs.push_back("-fpcc-struct-return"); |
| 2195 | } else { |
| 2196 | assert(A->getOption().matches(options::OPT_freg_struct_return)); |
| 2197 | CmdArgs.push_back("-freg-struct-return"); |
| 2198 | } |
| 2199 | } |
| 2200 | |
Roman Divacky | cfe9af2 | 2011-03-01 17:40:53 +0000 | [diff] [blame] | 2201 | if (Args.hasFlag(options::OPT_mrtd, options::OPT_mno_rtd, false)) |
| 2202 | CmdArgs.push_back("-mrtd"); |
| 2203 | |
Rafael Espindola | 6af27ec | 2011-12-14 21:02:23 +0000 | [diff] [blame] | 2204 | if (shouldUseFramePointer(Args, getToolChain().getTriple())) |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2205 | CmdArgs.push_back("-mdisable-fp-elim"); |
| 2206 | if (!Args.hasFlag(options::OPT_fzero_initialized_in_bss, |
| 2207 | options::OPT_fno_zero_initialized_in_bss)) |
| 2208 | CmdArgs.push_back("-mno-zero-initialized-in-bss"); |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2209 | |
| 2210 | bool OFastEnabled = isOptimizationLevelFast(Args); |
| 2211 | // If -Ofast is the optimization level, then -fstrict-aliasing should be |
| 2212 | // enabled. This alias option is being used to simplify the hasFlag logic. |
| 2213 | OptSpecifier StrictAliasingAliasOption = OFastEnabled ? options::OPT_Ofast : |
| 2214 | options::OPT_fstrict_aliasing; |
| 2215 | if (!Args.hasFlag(options::OPT_fstrict_aliasing, StrictAliasingAliasOption, |
Daniel Dunbar | 398c610 | 2011-02-04 02:20:39 +0000 | [diff] [blame] | 2216 | options::OPT_fno_strict_aliasing, |
| 2217 | getToolChain().IsStrictAliasingDefault())) |
Dan Gohman | 4d5625e | 2010-10-14 22:36:56 +0000 | [diff] [blame] | 2218 | CmdArgs.push_back("-relaxed-aliasing"); |
Manman Ren | b37a73d | 2013-04-04 21:53:22 +0000 | [diff] [blame] | 2219 | if (Args.hasArg(options::OPT_fstruct_path_tbaa)) |
| 2220 | CmdArgs.push_back("-struct-path-tbaa"); |
Chandler Carruth | 82fe6ae | 2012-03-27 23:58:37 +0000 | [diff] [blame] | 2221 | if (Args.hasFlag(options::OPT_fstrict_enums, options::OPT_fno_strict_enums, |
| 2222 | false)) |
| 2223 | CmdArgs.push_back("-fstrict-enums"); |
Nick Lewycky | 1db772b | 2012-01-23 08:29:12 +0000 | [diff] [blame] | 2224 | if (!Args.hasFlag(options::OPT_foptimize_sibling_calls, |
| 2225 | options::OPT_fno_optimize_sibling_calls)) |
| 2226 | CmdArgs.push_back("-mdisable-tail-calls"); |
Daniel Dunbar | 1b71848 | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 2227 | |
Eric Christopher | 3105627 | 2013-04-04 06:29:47 +0000 | [diff] [blame] | 2228 | // Handle segmented stacks. |
| 2229 | if (Args.hasArg(options::OPT_fsplit_stack)) |
| 2230 | CmdArgs.push_back("-split-stacks"); |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2231 | |
| 2232 | // If -Ofast is the optimization level, then -ffast-math should be enabled. |
| 2233 | // This alias option is being used to simplify the getLastArg logic. |
| 2234 | OptSpecifier FastMathAliasOption = OFastEnabled ? options::OPT_Ofast : |
| 2235 | options::OPT_ffast_math; |
Eric Christopher | 3105627 | 2013-04-04 06:29:47 +0000 | [diff] [blame] | 2236 | |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2237 | // Handle various floating point optimization flags, mapping them to the |
| 2238 | // appropriate LLVM code generation flags. The pattern for all of these is to |
| 2239 | // default off the codegen optimizations, and if any flag enables them and no |
| 2240 | // flag disables them after the flag enabling them, enable the codegen |
| 2241 | // optimization. This is complicated by several "umbrella" flags. |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2242 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2243 | options::OPT_fno_fast_math, |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2244 | options::OPT_ffinite_math_only, |
| 2245 | options::OPT_fno_finite_math_only, |
| 2246 | options::OPT_fhonor_infinities, |
| 2247 | options::OPT_fno_honor_infinities)) |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2248 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 2249 | A->getOption().getID() != options::OPT_fno_finite_math_only && |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2250 | A->getOption().getID() != options::OPT_fhonor_infinities) |
| 2251 | CmdArgs.push_back("-menable-no-infs"); |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2252 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2253 | options::OPT_fno_fast_math, |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2254 | options::OPT_ffinite_math_only, |
| 2255 | options::OPT_fno_finite_math_only, |
| 2256 | options::OPT_fhonor_nans, |
| 2257 | options::OPT_fno_honor_nans)) |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2258 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 2259 | A->getOption().getID() != options::OPT_fno_finite_math_only && |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2260 | A->getOption().getID() != options::OPT_fhonor_nans) |
| 2261 | CmdArgs.push_back("-menable-no-nans"); |
| 2262 | |
Benjamin Kramer | 769aa2d | 2012-05-02 14:55:48 +0000 | [diff] [blame] | 2263 | // -fmath-errno is the default on some platforms, e.g. BSD-derived OSes. |
| 2264 | bool MathErrno = getToolChain().IsMathErrnoDefault(); |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2265 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2266 | options::OPT_fno_fast_math, |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2267 | options::OPT_fmath_errno, |
Chandler Carruth | b69557e | 2013-05-18 20:47:36 +0000 | [diff] [blame] | 2268 | options::OPT_fno_math_errno)) { |
| 2269 | // Turning on -ffast_math (with either flag) removes the need for MathErrno. |
| 2270 | // However, turning *off* -ffast_math merely restores the toolchain default |
| 2271 | // (which may be false). |
| 2272 | if (A->getOption().getID() == options::OPT_fno_math_errno || |
| 2273 | A->getOption().getID() == options::OPT_ffast_math || |
| 2274 | A->getOption().getID() == options::OPT_Ofast) |
| 2275 | MathErrno = false; |
| 2276 | else if (A->getOption().getID() == options::OPT_fmath_errno) |
| 2277 | MathErrno = true; |
| 2278 | } |
Chandler Carruth | 4f50c50 | 2012-04-26 02:10:51 +0000 | [diff] [blame] | 2279 | if (MathErrno) |
| 2280 | CmdArgs.push_back("-fmath-errno"); |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2281 | |
| 2282 | // There are several flags which require disabling very specific |
| 2283 | // optimizations. Any of these being disabled forces us to turn off the |
| 2284 | // entire set of LLVM optimizations, so collect them through all the flag |
| 2285 | // madness. |
| 2286 | bool AssociativeMath = false; |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2287 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2288 | options::OPT_fno_fast_math, |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2289 | options::OPT_funsafe_math_optimizations, |
| 2290 | options::OPT_fno_unsafe_math_optimizations, |
| 2291 | options::OPT_fassociative_math, |
| 2292 | options::OPT_fno_associative_math)) |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2293 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 2294 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2295 | A->getOption().getID() != options::OPT_fno_associative_math) |
| 2296 | AssociativeMath = true; |
| 2297 | bool ReciprocalMath = false; |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2298 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2299 | options::OPT_fno_fast_math, |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2300 | options::OPT_funsafe_math_optimizations, |
| 2301 | options::OPT_fno_unsafe_math_optimizations, |
| 2302 | options::OPT_freciprocal_math, |
| 2303 | options::OPT_fno_reciprocal_math)) |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2304 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 2305 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2306 | A->getOption().getID() != options::OPT_fno_reciprocal_math) |
| 2307 | ReciprocalMath = true; |
| 2308 | bool SignedZeros = true; |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2309 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2310 | options::OPT_fno_fast_math, |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2311 | options::OPT_funsafe_math_optimizations, |
| 2312 | options::OPT_fno_unsafe_math_optimizations, |
| 2313 | options::OPT_fsigned_zeros, |
| 2314 | options::OPT_fno_signed_zeros)) |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2315 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 2316 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2317 | A->getOption().getID() != options::OPT_fsigned_zeros) |
| 2318 | SignedZeros = false; |
| 2319 | bool TrappingMath = true; |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2320 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2321 | options::OPT_fno_fast_math, |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2322 | options::OPT_funsafe_math_optimizations, |
| 2323 | options::OPT_fno_unsafe_math_optimizations, |
| 2324 | options::OPT_ftrapping_math, |
| 2325 | options::OPT_fno_trapping_math)) |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2326 | if (A->getOption().getID() != options::OPT_fno_fast_math && |
| 2327 | A->getOption().getID() != options::OPT_fno_unsafe_math_optimizations && |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2328 | A->getOption().getID() != options::OPT_ftrapping_math) |
| 2329 | TrappingMath = false; |
| 2330 | if (!MathErrno && AssociativeMath && ReciprocalMath && !SignedZeros && |
| 2331 | !TrappingMath) |
| 2332 | CmdArgs.push_back("-menable-unsafe-fp-math"); |
| 2333 | |
Lang Hames | c968671 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 2334 | |
| 2335 | // Validate and pass through -fp-contract option. |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2336 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2337 | options::OPT_fno_fast_math, |
Lang Hames | c968671 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 2338 | options::OPT_ffp_contract)) { |
| 2339 | if (A->getOption().getID() == options::OPT_ffp_contract) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2340 | StringRef Val = A->getValue(); |
Lang Hames | c968671 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 2341 | if (Val == "fast" || Val == "on" || Val == "off") { |
| 2342 | CmdArgs.push_back(Args.MakeArgString("-ffp-contract=" + Val)); |
| 2343 | } else { |
| 2344 | D.Diag(diag::err_drv_unsupported_option_argument) |
| 2345 | << A->getOption().getName() << Val; |
| 2346 | } |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2347 | } else if (A->getOption().matches(options::OPT_ffast_math) || |
| 2348 | (OFastEnabled && A->getOption().matches(options::OPT_Ofast))) { |
Lang Hames | c968671 | 2012-07-06 00:59:19 +0000 | [diff] [blame] | 2349 | // If fast-math is set then set the fp-contract mode to fast. |
| 2350 | CmdArgs.push_back(Args.MakeArgString("-ffp-contract=fast")); |
| 2351 | } |
| 2352 | } |
| 2353 | |
Bob Wilson | 455e72e | 2012-07-19 03:52:53 +0000 | [diff] [blame] | 2354 | // We separately look for the '-ffast-math' and '-ffinite-math-only' flags, |
| 2355 | // and if we find them, tell the frontend to provide the appropriate |
| 2356 | // preprocessor macros. This is distinct from enabling any optimizations as |
| 2357 | // these options induce language changes which must survive serialization |
| 2358 | // and deserialization, etc. |
Chad Rosier | b82e117 | 2013-04-24 18:09:54 +0000 | [diff] [blame] | 2359 | if (Arg *A = Args.getLastArg(options::OPT_ffast_math, FastMathAliasOption, |
| 2360 | options::OPT_fno_fast_math)) |
| 2361 | if (!A->getOption().matches(options::OPT_fno_fast_math)) |
| 2362 | CmdArgs.push_back("-ffast-math"); |
Chad Rosier | 80ecf5e | 2012-09-25 22:03:25 +0000 | [diff] [blame] | 2363 | if (Arg *A = Args.getLastArg(options::OPT_ffinite_math_only, options::OPT_fno_fast_math)) |
| 2364 | if (A->getOption().matches(options::OPT_ffinite_math_only)) |
| 2365 | CmdArgs.push_back("-ffinite-math-only"); |
Chandler Carruth | abf07a7 | 2012-01-02 14:19:45 +0000 | [diff] [blame] | 2366 | |
Daniel Dunbar | 1b71848 | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 2367 | // Decide whether to use verbose asm. Verbose assembly is the default on |
| 2368 | // toolchains which have the integrated assembler on by default. |
| 2369 | bool IsVerboseAsmDefault = getToolChain().IsIntegratedAssemblerDefault(); |
| 2370 | if (Args.hasFlag(options::OPT_fverbose_asm, options::OPT_fno_verbose_asm, |
Michael J. Spencer | 20249a1 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 2371 | IsVerboseAsmDefault) || |
Daniel Dunbar | 1b71848 | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 2372 | Args.hasArg(options::OPT_dA)) |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2373 | CmdArgs.push_back("-masm-verbose"); |
Daniel Dunbar | 1b71848 | 2010-05-14 22:00:22 +0000 | [diff] [blame] | 2374 | |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2375 | if (Args.hasArg(options::OPT_fdebug_pass_structure)) { |
| 2376 | CmdArgs.push_back("-mdebug-pass"); |
| 2377 | CmdArgs.push_back("Structure"); |
| 2378 | } |
| 2379 | if (Args.hasArg(options::OPT_fdebug_pass_arguments)) { |
| 2380 | CmdArgs.push_back("-mdebug-pass"); |
| 2381 | CmdArgs.push_back("Arguments"); |
| 2382 | } |
| 2383 | |
John McCall | d0c2ec4 | 2010-02-19 02:45:38 +0000 | [diff] [blame] | 2384 | // Enable -mconstructor-aliases except on darwin, where we have to |
| 2385 | // work around a linker bug; see <rdar://problem/7651567>. |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 2386 | if (!getToolChain().getTriple().isOSDarwin()) |
John McCall | d0c2ec4 | 2010-02-19 02:45:38 +0000 | [diff] [blame] | 2387 | CmdArgs.push_back("-mconstructor-aliases"); |
NAKAMURA Takumi | 125b4cb | 2011-02-17 08:50:50 +0000 | [diff] [blame] | 2388 | |
John McCall | 3209669 | 2011-03-18 02:56:14 +0000 | [diff] [blame] | 2389 | // Darwin's kernel doesn't support guard variables; just die if we |
| 2390 | // try to use them. |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 2391 | if (KernelOrKext && getToolChain().getTriple().isOSDarwin()) |
John McCall | 3209669 | 2011-03-18 02:56:14 +0000 | [diff] [blame] | 2392 | CmdArgs.push_back("-fforbid-guard-variables"); |
| 2393 | |
Douglas Gregor | 6f75550 | 2011-02-01 15:15:22 +0000 | [diff] [blame] | 2394 | if (Args.hasArg(options::OPT_mms_bitfields)) { |
| 2395 | CmdArgs.push_back("-mms-bitfields"); |
| 2396 | } |
John McCall | d0c2ec4 | 2010-02-19 02:45:38 +0000 | [diff] [blame] | 2397 | |
Daniel Dunbar | 6bea73b | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 2398 | // This is a coarse approximation of what llvm-gcc actually does, both |
| 2399 | // -fasynchronous-unwind-tables and -fnon-call-exceptions interact in more |
| 2400 | // complicated ways. |
| 2401 | bool AsynchronousUnwindTables = |
| 2402 | Args.hasFlag(options::OPT_fasynchronous_unwind_tables, |
| 2403 | options::OPT_fno_asynchronous_unwind_tables, |
| 2404 | getToolChain().IsUnwindTablesDefault() && |
Daniel Dunbar | 0a80ba7 | 2010-03-20 04:52:14 +0000 | [diff] [blame] | 2405 | !KernelOrKext); |
Daniel Dunbar | 6bea73b | 2009-09-16 06:17:29 +0000 | [diff] [blame] | 2406 | if (Args.hasFlag(options::OPT_funwind_tables, options::OPT_fno_unwind_tables, |
| 2407 | AsynchronousUnwindTables)) |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2408 | CmdArgs.push_back("-munwind-tables"); |
| 2409 | |
Chandler Carruth | a6b2581 | 2012-11-21 23:40:23 +0000 | [diff] [blame] | 2410 | getToolChain().addClangTargetOptions(Args, CmdArgs); |
Rafael Espindola | 8af669f | 2012-06-19 01:26:10 +0000 | [diff] [blame] | 2411 | |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2412 | if (Arg *A = Args.getLastArg(options::OPT_flimited_precision_EQ)) { |
| 2413 | CmdArgs.push_back("-mlimit-float-precision"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2414 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2415 | } |
Daniel Dunbar | bc85be8 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 2416 | |
Daniel Dunbar | 868bd0a | 2009-05-06 03:16:41 +0000 | [diff] [blame] | 2417 | // FIXME: Handle -mtune=. |
| 2418 | (void) Args.hasArg(options::OPT_mtune_EQ); |
Daniel Dunbar | bc85be8 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 2419 | |
Benjamin Kramer | 8e9ef0d | 2009-08-05 14:30:52 +0000 | [diff] [blame] | 2420 | if (Arg *A = Args.getLastArg(options::OPT_mcmodel_EQ)) { |
Daniel Dunbar | f219e7c | 2009-11-29 07:18:39 +0000 | [diff] [blame] | 2421 | CmdArgs.push_back("-mcode-model"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2422 | CmdArgs.push_back(A->getValue()); |
Benjamin Kramer | 8e9ef0d | 2009-08-05 14:30:52 +0000 | [diff] [blame] | 2423 | } |
| 2424 | |
Daniel Dunbar | 6acda16 | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 2425 | // Add target specific cpu and features flags. |
| 2426 | switch(getToolChain().getTriple().getArch()) { |
| 2427 | default: |
| 2428 | break; |
Daniel Dunbar | 868bd0a | 2009-05-06 03:16:41 +0000 | [diff] [blame] | 2429 | |
Daniel Dunbar | b163ef7 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 2430 | case llvm::Triple::arm: |
| 2431 | case llvm::Triple::thumb: |
Daniel Dunbar | fa41d69 | 2011-03-17 17:10:06 +0000 | [diff] [blame] | 2432 | AddARMTargetArgs(Args, CmdArgs, KernelOrKext); |
Daniel Dunbar | b163ef7 | 2009-09-10 04:57:17 +0000 | [diff] [blame] | 2433 | break; |
| 2434 | |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 2435 | case llvm::Triple::mips: |
| 2436 | case llvm::Triple::mipsel: |
Akira Hatanaka | 7ec0258 | 2011-09-21 02:13:07 +0000 | [diff] [blame] | 2437 | case llvm::Triple::mips64: |
| 2438 | case llvm::Triple::mips64el: |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 2439 | AddMIPSTargetArgs(Args, CmdArgs); |
| 2440 | break; |
| 2441 | |
Hal Finkel | 02a8427 | 2012-06-11 22:35:19 +0000 | [diff] [blame] | 2442 | case llvm::Triple::ppc: |
| 2443 | case llvm::Triple::ppc64: |
| 2444 | AddPPCTargetArgs(Args, CmdArgs); |
| 2445 | break; |
| 2446 | |
Tom Stellard | e25d2f6 | 2013-04-01 20:56:53 +0000 | [diff] [blame] | 2447 | case llvm::Triple::r600: |
| 2448 | AddR600TargetArgs(Args, CmdArgs); |
| 2449 | break; |
| 2450 | |
Bruno Cardoso Lopes | 9284d21 | 2010-11-09 17:21:19 +0000 | [diff] [blame] | 2451 | case llvm::Triple::sparc: |
| 2452 | AddSparcTargetArgs(Args, CmdArgs); |
| 2453 | break; |
| 2454 | |
Daniel Dunbar | 6acda16 | 2009-09-09 22:33:08 +0000 | [diff] [blame] | 2455 | case llvm::Triple::x86: |
| 2456 | case llvm::Triple::x86_64: |
| 2457 | AddX86TargetArgs(Args, CmdArgs); |
| 2458 | break; |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 2459 | |
| 2460 | case llvm::Triple::hexagon: |
| 2461 | AddHexagonTargetArgs(Args, CmdArgs); |
| 2462 | break; |
Daniel Dunbar | bc85be8 | 2009-04-29 18:32:25 +0000 | [diff] [blame] | 2463 | } |
| 2464 | |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 2465 | |
| 2466 | |
Daniel Dunbar | c176bc6 | 2010-08-11 23:07:47 +0000 | [diff] [blame] | 2467 | // Pass the linker version in use. |
| 2468 | if (Arg *A = Args.getLastArg(options::OPT_mlinker_version_EQ)) { |
| 2469 | CmdArgs.push_back("-target-linker-version"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2470 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | c176bc6 | 2010-08-11 23:07:47 +0000 | [diff] [blame] | 2471 | } |
| 2472 | |
Eric Christopher | d3e22df | 2013-04-03 01:58:53 +0000 | [diff] [blame] | 2473 | if (!shouldUseLeafFramePointer(Args, getToolChain().getTriple())) |
Daniel Dunbar | 1ad6648 | 2010-07-01 01:31:45 +0000 | [diff] [blame] | 2474 | CmdArgs.push_back("-momit-leaf-frame-pointer"); |
| 2475 | |
Daniel Dunbar | b30575c | 2010-05-12 18:19:58 +0000 | [diff] [blame] | 2476 | // Explicitly error on some things we know we don't support and can't just |
| 2477 | // ignore. |
| 2478 | types::ID InputType = Inputs[0].getType(); |
Daniel Dunbar | e94db47 | 2010-09-24 19:39:37 +0000 | [diff] [blame] | 2479 | if (!Args.hasArg(options::OPT_fallow_unsupported)) { |
| 2480 | Arg *Unsupported; |
Daniel Dunbar | e94db47 | 2010-09-24 19:39:37 +0000 | [diff] [blame] | 2481 | if (types::isCXX(InputType) && |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 2482 | getToolChain().getTriple().isOSDarwin() && |
Daniel Dunbar | e94db47 | 2010-09-24 19:39:37 +0000 | [diff] [blame] | 2483 | getToolChain().getTriple().getArch() == llvm::Triple::x86) { |
Bob Wilson | a544aee | 2011-08-13 23:48:55 +0000 | [diff] [blame] | 2484 | if ((Unsupported = Args.getLastArg(options::OPT_fapple_kext)) || |
| 2485 | (Unsupported = Args.getLastArg(options::OPT_mkernel))) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 2486 | D.Diag(diag::err_drv_clang_unsupported_opt_cxx_darwin_i386) |
Daniel Dunbar | e94db47 | 2010-09-24 19:39:37 +0000 | [diff] [blame] | 2487 | << Unsupported->getOption().getName(); |
| 2488 | } |
Daniel Dunbar | b30575c | 2010-05-12 18:19:58 +0000 | [diff] [blame] | 2489 | } |
| 2490 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2491 | Args.AddAllArgs(CmdArgs, options::OPT_v); |
Daniel Dunbar | f7c16d9 | 2010-08-24 22:44:13 +0000 | [diff] [blame] | 2492 | Args.AddLastArg(CmdArgs, options::OPT_H); |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 2493 | if (D.CCPrintHeaders && !D.CCGenDiagnostics) { |
Daniel Dunbar | 322c29f | 2011-02-02 21:11:35 +0000 | [diff] [blame] | 2494 | CmdArgs.push_back("-header-include-file"); |
| 2495 | CmdArgs.push_back(D.CCPrintHeadersFilename ? |
| 2496 | D.CCPrintHeadersFilename : "-"); |
| 2497 | } |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2498 | Args.AddLastArg(CmdArgs, options::OPT_P); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2499 | Args.AddLastArg(CmdArgs, options::OPT_print_ivar_layout); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2500 | |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 2501 | if (D.CCLogDiagnostics && !D.CCGenDiagnostics) { |
Daniel Dunbar | c8a22b0 | 2011-04-07 18:01:20 +0000 | [diff] [blame] | 2502 | CmdArgs.push_back("-diagnostic-log-file"); |
| 2503 | CmdArgs.push_back(D.CCLogDiagnosticsFilename ? |
| 2504 | D.CCLogDiagnosticsFilename : "-"); |
| 2505 | } |
| 2506 | |
Eric Christopher | c706c8e | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 2507 | // Use the last option from "-g" group. "-gline-tables-only" |
| 2508 | // is preserved, all other debug options are substituted with "-g". |
Rafael Espindola | 18f36d9 | 2010-03-07 04:46:18 +0000 | [diff] [blame] | 2509 | Args.ClaimAllArgs(options::OPT_g_Group); |
Alexey Samsonov | a9cd83b | 2012-05-29 08:10:34 +0000 | [diff] [blame] | 2510 | if (Arg *A = Args.getLastArg(options::OPT_g_Group)) { |
Eric Christopher | c706c8e | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 2511 | if (A->getOption().matches(options::OPT_gline_tables_only)) |
Alexey Samsonov | a9cd83b | 2012-05-29 08:10:34 +0000 | [diff] [blame] | 2512 | CmdArgs.push_back("-gline-tables-only"); |
Manman Ren | fc0f91c | 2013-06-19 01:46:49 +0000 | [diff] [blame] | 2513 | else if (A->getOption().matches(options::OPT_gdwarf_2)) |
| 2514 | CmdArgs.push_back("-gdwarf-2"); |
| 2515 | else if (A->getOption().matches(options::OPT_gdwarf_3)) |
| 2516 | CmdArgs.push_back("-gdwarf-3"); |
| 2517 | else if (A->getOption().matches(options::OPT_gdwarf_4)) |
| 2518 | CmdArgs.push_back("-gdwarf-4"); |
Eric Christopher | c706c8e | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 2519 | else if (!A->getOption().matches(options::OPT_g0) && |
| 2520 | !A->getOption().matches(options::OPT_ggdb0)) |
Chad Rosier | cf6ba2e | 2011-11-07 19:52:29 +0000 | [diff] [blame] | 2521 | CmdArgs.push_back("-g"); |
Alexey Samsonov | a9cd83b | 2012-05-29 08:10:34 +0000 | [diff] [blame] | 2522 | } |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2523 | |
Alexey Samsonov | 7f32607 | 2012-06-21 08:22:39 +0000 | [diff] [blame] | 2524 | // We ignore flags -gstrict-dwarf and -grecord-gcc-switches for now. |
| 2525 | Args.ClaimAllArgs(options::OPT_g_flags_Group); |
Eric Christopher | da3301e | 2012-10-18 21:52:18 +0000 | [diff] [blame] | 2526 | if (Args.hasArg(options::OPT_gcolumn_info)) |
| 2527 | CmdArgs.push_back("-dwarf-column-info"); |
Alexey Samsonov | 7f32607 | 2012-06-21 08:22:39 +0000 | [diff] [blame] | 2528 | |
Eric Christopher | c706c8e | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 2529 | // -gsplit-dwarf should turn on -g and enable the backend dwarf |
| 2530 | // splitting and extraction. |
Eric Christopher | f870e12 | 2013-02-21 22:35:05 +0000 | [diff] [blame] | 2531 | // FIXME: Currently only works on Linux. |
| 2532 | if (getToolChain().getTriple().getOS() == llvm::Triple::Linux && |
| 2533 | Args.hasArg(options::OPT_gsplit_dwarf)) { |
Eric Christopher | c706c8e | 2013-02-05 07:29:57 +0000 | [diff] [blame] | 2534 | CmdArgs.push_back("-g"); |
| 2535 | CmdArgs.push_back("-backend-option"); |
| 2536 | CmdArgs.push_back("-split-dwarf=Enable"); |
| 2537 | } |
| 2538 | |
Eric Christopher | 3e8ac1b | 2013-06-18 00:03:50 +0000 | [diff] [blame] | 2539 | |
| 2540 | Args.AddAllArgs(CmdArgs, options::OPT_fdebug_types_section); |
| 2541 | |
Rafael Espindola | 9cf933a | 2010-05-06 21:06:04 +0000 | [diff] [blame] | 2542 | Args.AddAllArgs(CmdArgs, options::OPT_ffunction_sections); |
| 2543 | Args.AddAllArgs(CmdArgs, options::OPT_fdata_sections); |
| 2544 | |
Chris Lattner | 7255a2d | 2010-06-22 00:03:40 +0000 | [diff] [blame] | 2545 | Args.AddAllArgs(CmdArgs, options::OPT_finstrument_functions); |
| 2546 | |
Nick Lewycky | e8ba8d7 | 2011-04-21 23:44:07 +0000 | [diff] [blame] | 2547 | if (Args.hasArg(options::OPT_ftest_coverage) || |
| 2548 | Args.hasArg(options::OPT_coverage)) |
| 2549 | CmdArgs.push_back("-femit-coverage-notes"); |
| 2550 | if (Args.hasArg(options::OPT_fprofile_arcs) || |
| 2551 | Args.hasArg(options::OPT_coverage)) |
| 2552 | CmdArgs.push_back("-femit-coverage-data"); |
| 2553 | |
Nick Lewycky | 5ea4f44 | 2011-05-04 20:46:58 +0000 | [diff] [blame] | 2554 | if (C.getArgs().hasArg(options::OPT_c) || |
| 2555 | C.getArgs().hasArg(options::OPT_S)) { |
| 2556 | if (Output.isFilename()) { |
Nick Lewycky | 3dc0541 | 2011-05-05 00:08:20 +0000 | [diff] [blame] | 2557 | CmdArgs.push_back("-coverage-file"); |
Eric Christopher | 025b3d4 | 2013-02-22 00:24:40 +0000 | [diff] [blame] | 2558 | SmallString<128> CoverageFilename(Output.getFilename()); |
Nick Lewycky | 0f815f1 | 2013-03-07 08:28:53 +0000 | [diff] [blame] | 2559 | if (llvm::sys::path::is_relative(CoverageFilename.str())) { |
| 2560 | if (const char *pwd = ::getenv("PWD")) { |
| 2561 | if (llvm::sys::path::is_absolute(pwd)) { |
| 2562 | SmallString<128> Pwd(pwd); |
| 2563 | llvm::sys::path::append(Pwd, CoverageFilename.str()); |
| 2564 | CoverageFilename.swap(Pwd); |
| 2565 | } |
| 2566 | } |
| 2567 | } |
Eric Christopher | 025b3d4 | 2013-02-22 00:24:40 +0000 | [diff] [blame] | 2568 | CmdArgs.push_back(Args.MakeArgString(CoverageFilename)); |
Nick Lewycky | 5ea4f44 | 2011-05-04 20:46:58 +0000 | [diff] [blame] | 2569 | } |
| 2570 | } |
| 2571 | |
Daniel Dunbar | a268fc0 | 2011-10-11 18:20:10 +0000 | [diff] [blame] | 2572 | // Pass options for controlling the default header search paths. |
| 2573 | if (Args.hasArg(options::OPT_nostdinc)) { |
| 2574 | CmdArgs.push_back("-nostdsysteminc"); |
| 2575 | CmdArgs.push_back("-nobuiltininc"); |
| 2576 | } else { |
Daniel Dunbar | 92d6d40 | 2011-10-11 18:20:16 +0000 | [diff] [blame] | 2577 | if (Args.hasArg(options::OPT_nostdlibinc)) |
| 2578 | CmdArgs.push_back("-nostdsysteminc"); |
Daniel Dunbar | a268fc0 | 2011-10-11 18:20:10 +0000 | [diff] [blame] | 2579 | Args.AddLastArg(CmdArgs, options::OPT_nostdincxx); |
| 2580 | Args.AddLastArg(CmdArgs, options::OPT_nobuiltininc); |
| 2581 | } |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2582 | |
Daniel Dunbar | 5f12232 | 2009-12-15 01:02:52 +0000 | [diff] [blame] | 2583 | // Pass the path to compiler resource files. |
Daniel Dunbar | 5f12232 | 2009-12-15 01:02:52 +0000 | [diff] [blame] | 2584 | CmdArgs.push_back("-resource-dir"); |
Daniel Dunbar | 225c417 | 2010-01-20 02:35:16 +0000 | [diff] [blame] | 2585 | CmdArgs.push_back(D.ResourceDir.c_str()); |
Daniel Dunbar | 2ac9fc2 | 2009-04-07 21:42:00 +0000 | [diff] [blame] | 2586 | |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 2587 | Args.AddLastArg(CmdArgs, options::OPT_working_directory); |
| 2588 | |
Ted Kremenek | 30660a8 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 2589 | bool ARCMTEnabled = false; |
John McCall | 8f0e8d2 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 2590 | if (!Args.hasArg(options::OPT_fno_objc_arc)) { |
Argyrios Kyrtzidis | 72ac120 | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 2591 | if (const Arg *A = Args.getLastArg(options::OPT_ccc_arcmt_check, |
Argyrios Kyrtzidis | 69325d5 | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 2592 | options::OPT_ccc_arcmt_modify, |
| 2593 | options::OPT_ccc_arcmt_migrate)) { |
Ted Kremenek | 30660a8 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 2594 | ARCMTEnabled = true; |
John McCall | 8f0e8d2 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 2595 | switch (A->getOption().getID()) { |
| 2596 | default: |
| 2597 | llvm_unreachable("missed a case"); |
Argyrios Kyrtzidis | 72ac120 | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 2598 | case options::OPT_ccc_arcmt_check: |
John McCall | 8f0e8d2 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 2599 | CmdArgs.push_back("-arcmt-check"); |
| 2600 | break; |
Argyrios Kyrtzidis | 72ac120 | 2011-07-07 04:00:39 +0000 | [diff] [blame] | 2601 | case options::OPT_ccc_arcmt_modify: |
John McCall | 8f0e8d2 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 2602 | CmdArgs.push_back("-arcmt-modify"); |
| 2603 | break; |
Argyrios Kyrtzidis | 69325d5 | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 2604 | case options::OPT_ccc_arcmt_migrate: |
| 2605 | CmdArgs.push_back("-arcmt-migrate"); |
Ted Kremenek | 30660a8 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 2606 | CmdArgs.push_back("-mt-migrate-directory"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2607 | CmdArgs.push_back(A->getValue()); |
Argyrios Kyrtzidis | 7ee2049 | 2011-07-19 17:20:03 +0000 | [diff] [blame] | 2608 | |
| 2609 | Args.AddLastArg(CmdArgs, options::OPT_arcmt_migrate_report_output); |
| 2610 | Args.AddLastArg(CmdArgs, options::OPT_arcmt_migrate_emit_arc_errors); |
Argyrios Kyrtzidis | 69325d5 | 2011-07-09 20:00:58 +0000 | [diff] [blame] | 2611 | break; |
John McCall | 8f0e8d2 | 2011-06-15 23:25:17 +0000 | [diff] [blame] | 2612 | } |
| 2613 | } |
| 2614 | } |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 2615 | |
Ted Kremenek | 30660a8 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 2616 | if (const Arg *A = Args.getLastArg(options::OPT_ccc_objcmt_migrate)) { |
| 2617 | if (ARCMTEnabled) { |
| 2618 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 2619 | << A->getAsString(Args) << "-ccc-arcmt-migrate"; |
| 2620 | } |
| 2621 | CmdArgs.push_back("-mt-migrate-directory"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2622 | CmdArgs.push_back(A->getValue()); |
Ted Kremenek | 30660a8 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 2623 | |
| 2624 | if (!Args.hasArg(options::OPT_objcmt_migrate_literals, |
| 2625 | options::OPT_objcmt_migrate_subscripting)) { |
| 2626 | // None specified, means enable them all. |
| 2627 | CmdArgs.push_back("-objcmt-migrate-literals"); |
| 2628 | CmdArgs.push_back("-objcmt-migrate-subscripting"); |
| 2629 | } else { |
| 2630 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_literals); |
| 2631 | Args.AddLastArg(CmdArgs, options::OPT_objcmt_migrate_subscripting); |
| 2632 | } |
| 2633 | } |
| 2634 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 2635 | // Add preprocessing options like -I, -D, etc. if we are using the |
| 2636 | // preprocessor. |
| 2637 | // |
| 2638 | // FIXME: Support -fpreprocessed |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 2639 | if (types::getPreprocessedType(InputType) != types::TY_INVALID) |
Chad Rosier | 9d71863 | 2013-01-24 19:14:47 +0000 | [diff] [blame] | 2640 | AddPreprocessingOptions(C, JA, D, Args, CmdArgs, Output, Inputs); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2641 | |
Rafael Espindola | 19d9d2e | 2011-07-21 23:40:37 +0000 | [diff] [blame] | 2642 | // Don't warn about "clang -c -DPIC -fPIC test.i" because libtool.m4 assumes |
| 2643 | // that "The compiler can only warn and ignore the option if not recognized". |
| 2644 | // When building with ccache, it will pass -D options to clang even on |
| 2645 | // preprocessed inputs and configure concludes that -fPIC is not supported. |
| 2646 | Args.ClaimAllArgs(options::OPT_D); |
| 2647 | |
Daniel Dunbar | 20f0eac | 2009-09-17 06:53:36 +0000 | [diff] [blame] | 2648 | // Manually translate -O to -O2 and -O4 to -O3; let clang reject |
Daniel Dunbar | 337a627 | 2009-03-24 20:17:30 +0000 | [diff] [blame] | 2649 | // others. |
| 2650 | if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
Daniel Dunbar | b827a05 | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 2651 | if (A->getOption().matches(options::OPT_O4)) |
Daniel Dunbar | 337a627 | 2009-03-24 20:17:30 +0000 | [diff] [blame] | 2652 | CmdArgs.push_back("-O3"); |
Daniel Dunbar | 473916c | 2010-05-27 06:51:08 +0000 | [diff] [blame] | 2653 | else if (A->getOption().matches(options::OPT_O) && |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2654 | A->getValue()[0] == '\0') |
Daniel Dunbar | 20f0eac | 2009-09-17 06:53:36 +0000 | [diff] [blame] | 2655 | CmdArgs.push_back("-O2"); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2656 | else |
Daniel Dunbar | 5697aa0 | 2009-03-18 23:39:35 +0000 | [diff] [blame] | 2657 | A->render(Args, CmdArgs); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2658 | } |
| 2659 | |
Chad Rosier | b2c0887 | 2012-12-12 20:06:31 +0000 | [diff] [blame] | 2660 | // Don't warn about unused -flto. This can happen when we're preprocessing or |
| 2661 | // precompiling. |
| 2662 | Args.ClaimAllArgs(options::OPT_flto); |
| 2663 | |
Daniel Dunbar | 6e8371e | 2009-10-29 02:24:45 +0000 | [diff] [blame] | 2664 | Args.AddAllArgs(CmdArgs, options::OPT_W_Group); |
Ted Kremenek | e8cf7d1 | 2012-07-07 05:53:30 +0000 | [diff] [blame] | 2665 | if (Args.hasFlag(options::OPT_pedantic, options::OPT_no_pedantic, false)) |
| 2666 | CmdArgs.push_back("-pedantic"); |
Daniel Dunbar | 6e8371e | 2009-10-29 02:24:45 +0000 | [diff] [blame] | 2667 | Args.AddLastArg(CmdArgs, options::OPT_pedantic_errors); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2668 | Args.AddLastArg(CmdArgs, options::OPT_w); |
Daniel Dunbar | d573d26 | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 2669 | |
| 2670 | // Handle -{std, ansi, trigraphs} -- take the last of -{std, ansi} |
| 2671 | // (-ansi is equivalent to -std=c89). |
| 2672 | // |
| 2673 | // If a std is supplied, only add -trigraphs if it follows the |
| 2674 | // option. |
| 2675 | if (Arg *Std = Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi)) { |
| 2676 | if (Std->getOption().matches(options::OPT_ansi)) |
Nuno Lopes | 528365d | 2009-10-16 14:28:06 +0000 | [diff] [blame] | 2677 | if (types::isCXX(InputType)) |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 2678 | CmdArgs.push_back("-std=c++98"); |
Nuno Lopes | 528365d | 2009-10-16 14:28:06 +0000 | [diff] [blame] | 2679 | else |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 2680 | CmdArgs.push_back("-std=c89"); |
Daniel Dunbar | d573d26 | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 2681 | else |
| 2682 | Std->render(Args, CmdArgs); |
| 2683 | |
Daniel Dunbar | 0e10031 | 2010-06-14 21:23:08 +0000 | [diff] [blame] | 2684 | if (Arg *A = Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi, |
| 2685 | options::OPT_trigraphs)) |
| 2686 | if (A != Std) |
Daniel Dunbar | d573d26 | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 2687 | A->render(Args, CmdArgs); |
Daniel Dunbar | a3ff202 | 2009-04-26 01:10:38 +0000 | [diff] [blame] | 2688 | } else { |
| 2689 | // Honor -std-default. |
Daniel Dunbar | 4a5290e | 2010-01-29 21:03:02 +0000 | [diff] [blame] | 2690 | // |
| 2691 | // FIXME: Clang doesn't correctly handle -std= when the input language |
| 2692 | // doesn't match. For the time being just ignore this for C++ inputs; |
| 2693 | // eventually we want to do all the standard defaulting here instead of |
| 2694 | // splitting it between the driver and clang -cc1. |
| 2695 | if (!types::isCXX(InputType)) |
Nico Weber | 50f88b9 | 2012-08-30 02:08:31 +0000 | [diff] [blame] | 2696 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ, |
| 2697 | "-std=", /*Joined=*/true); |
| 2698 | else if (getToolChain().getTriple().getOS() == llvm::Triple::Win32) |
| 2699 | CmdArgs.push_back("-std=c++11"); |
| 2700 | |
Daniel Dunbar | d573d26 | 2009-04-07 22:13:21 +0000 | [diff] [blame] | 2701 | Args.AddLastArg(CmdArgs, options::OPT_trigraphs); |
Daniel Dunbar | a3ff202 | 2009-04-26 01:10:38 +0000 | [diff] [blame] | 2702 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 2703 | |
Chandler Carruth | 50465d1 | 2011-04-23 06:30:43 +0000 | [diff] [blame] | 2704 | // Map the bizarre '-Wwrite-strings' flag to a more sensible |
| 2705 | // '-fconst-strings'; this better indicates its actual behavior. |
| 2706 | if (Args.hasFlag(options::OPT_Wwrite_strings, options::OPT_Wno_write_strings, |
| 2707 | false)) { |
| 2708 | // For perfect compatibility with GCC, we do this even in the presence of |
| 2709 | // '-w'. This flag names something other than a warning for GCC. |
| 2710 | CmdArgs.push_back("-fconst-strings"); |
| 2711 | } |
| 2712 | |
Chandler Carruth | 1cfe3c3 | 2011-04-23 09:27:53 +0000 | [diff] [blame] | 2713 | // GCC provides a macro definition '__DEPRECATED' when -Wdeprecated is active |
Chandler Carruth | f8c247d | 2011-04-23 19:48:40 +0000 | [diff] [blame] | 2714 | // during C++ compilation, which it is by default. GCC keeps this define even |
| 2715 | // in the presence of '-w', match this behavior bug-for-bug. |
| 2716 | if (types::isCXX(InputType) && |
| 2717 | Args.hasFlag(options::OPT_Wdeprecated, options::OPT_Wno_deprecated, |
| 2718 | true)) { |
| 2719 | CmdArgs.push_back("-fdeprecated-macro"); |
Chandler Carruth | 1cfe3c3 | 2011-04-23 09:27:53 +0000 | [diff] [blame] | 2720 | } |
| 2721 | |
Chandler Carruth | c304ba3 | 2010-05-22 02:21:53 +0000 | [diff] [blame] | 2722 | // Translate GCC's misnamer '-fasm' arguments to '-fgnu-keywords'. |
| 2723 | if (Arg *Asm = Args.getLastArg(options::OPT_fasm, options::OPT_fno_asm)) { |
| 2724 | if (Asm->getOption().matches(options::OPT_fasm)) |
| 2725 | CmdArgs.push_back("-fgnu-keywords"); |
| 2726 | else |
| 2727 | CmdArgs.push_back("-fno-gnu-keywords"); |
| 2728 | } |
| 2729 | |
Rafael Espindola | 61b1efe | 2011-05-02 17:43:32 +0000 | [diff] [blame] | 2730 | if (ShouldDisableCFI(Args, getToolChain())) |
| 2731 | CmdArgs.push_back("-fno-dwarf2-cfi-asm"); |
Rafael Espindola | f24a151 | 2011-04-30 18:35:43 +0000 | [diff] [blame] | 2732 | |
Nick Lewycky | ea523d7 | 2011-10-17 23:05:52 +0000 | [diff] [blame] | 2733 | if (ShouldDisableDwarfDirectory(Args, getToolChain())) |
| 2734 | CmdArgs.push_back("-fno-dwarf-directory-asm"); |
| 2735 | |
Daniel Dunbar | f491013 | 2013-04-16 18:21:19 +0000 | [diff] [blame] | 2736 | if (ShouldDisableAutolink(Args, getToolChain())) |
| 2737 | CmdArgs.push_back("-fno-autolink"); |
| 2738 | |
Chandler Carruth | d566df6 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 2739 | // Add in -fdebug-compilation-dir if necessary. |
| 2740 | addDebugCompDirArg(Args, CmdArgs); |
Nick Lewycky | 7c4fd91 | 2011-10-21 02:32:14 +0000 | [diff] [blame] | 2741 | |
Richard Smith | c18c423 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 2742 | if (Arg *A = Args.getLastArg(options::OPT_ftemplate_depth_, |
| 2743 | options::OPT_ftemplate_depth_EQ)) { |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2744 | CmdArgs.push_back("-ftemplate-depth"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2745 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2746 | } |
| 2747 | |
Richard Smith | c18c423 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 2748 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_depth_EQ)) { |
| 2749 | CmdArgs.push_back("-fconstexpr-depth"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2750 | CmdArgs.push_back(A->getValue()); |
Richard Smith | c18c423 | 2011-11-21 19:36:32 +0000 | [diff] [blame] | 2751 | } |
| 2752 | |
Richard Smith | e756563 | 2013-05-08 02:12:03 +0000 | [diff] [blame] | 2753 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_steps_EQ)) { |
| 2754 | CmdArgs.push_back("-fconstexpr-steps"); |
| 2755 | CmdArgs.push_back(A->getValue()); |
| 2756 | } |
| 2757 | |
Richard Smith | 9e738cc | 2013-02-22 01:59:51 +0000 | [diff] [blame] | 2758 | if (Arg *A = Args.getLastArg(options::OPT_fbracket_depth_EQ)) { |
| 2759 | CmdArgs.push_back("-fbracket-depth"); |
| 2760 | CmdArgs.push_back(A->getValue()); |
| 2761 | } |
| 2762 | |
Argyrios Kyrtzidis | 1380a14 | 2010-11-18 00:20:36 +0000 | [diff] [blame] | 2763 | if (Arg *A = Args.getLastArg(options::OPT_Wlarge_by_value_copy_EQ, |
| 2764 | options::OPT_Wlarge_by_value_copy_def)) { |
Jean-Daniel Dupas | 2e4fd6d | 2012-05-04 08:08:37 +0000 | [diff] [blame] | 2765 | if (A->getNumValues()) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2766 | StringRef bytes = A->getValue(); |
Jean-Daniel Dupas | 2e4fd6d | 2012-05-04 08:08:37 +0000 | [diff] [blame] | 2767 | CmdArgs.push_back(Args.MakeArgString("-Wlarge-by-value-copy=" + bytes)); |
| 2768 | } else |
| 2769 | CmdArgs.push_back("-Wlarge-by-value-copy=64"); // default value |
Argyrios Kyrtzidis | 3532fdd | 2010-11-17 23:11:54 +0000 | [diff] [blame] | 2770 | } |
| 2771 | |
Nuno Lopes | b3198a8 | 2012-05-08 22:10:46 +0000 | [diff] [blame] | 2772 | |
Michael J. Spencer | c635710 | 2012-10-22 22:13:48 +0000 | [diff] [blame] | 2773 | if (Args.hasArg(options::OPT_relocatable_pch)) |
Daniel Dunbar | 66861e0 | 2009-11-20 22:21:36 +0000 | [diff] [blame] | 2774 | CmdArgs.push_back("-relocatable-pch"); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2775 | |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 2776 | if (Arg *A = Args.getLastArg(options::OPT_fconstant_string_class_EQ)) { |
| 2777 | CmdArgs.push_back("-fconstant-string-class"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2778 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 2779 | } |
David Chisnall | 8a5a9aa | 2009-08-31 16:41:57 +0000 | [diff] [blame] | 2780 | |
Chris Lattner | 124fca5 | 2010-01-09 21:54:33 +0000 | [diff] [blame] | 2781 | if (Arg *A = Args.getLastArg(options::OPT_ftabstop_EQ)) { |
| 2782 | CmdArgs.push_back("-ftabstop"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2783 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | 124fca5 | 2010-01-09 21:54:33 +0000 | [diff] [blame] | 2784 | } |
| 2785 | |
Chris Lattner | 0f0c963 | 2010-04-07 20:49:23 +0000 | [diff] [blame] | 2786 | CmdArgs.push_back("-ferror-limit"); |
| 2787 | if (Arg *A = Args.getLastArg(options::OPT_ferror_limit_EQ)) |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2788 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | 0f0c963 | 2010-04-07 20:49:23 +0000 | [diff] [blame] | 2789 | else |
| 2790 | CmdArgs.push_back("19"); |
Douglas Gregor | 575cf37 | 2010-04-20 07:18:24 +0000 | [diff] [blame] | 2791 | |
Chandler Carruth | c40f73c | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 2792 | if (Arg *A = Args.getLastArg(options::OPT_fmacro_backtrace_limit_EQ)) { |
| 2793 | CmdArgs.push_back("-fmacro-backtrace-limit"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2794 | CmdArgs.push_back(A->getValue()); |
Chandler Carruth | c40f73c | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 2795 | } |
| 2796 | |
| 2797 | if (Arg *A = Args.getLastArg(options::OPT_ftemplate_backtrace_limit_EQ)) { |
| 2798 | CmdArgs.push_back("-ftemplate-backtrace-limit"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2799 | CmdArgs.push_back(A->getValue()); |
Chandler Carruth | c40f73c | 2010-05-06 04:55:18 +0000 | [diff] [blame] | 2800 | } |
| 2801 | |
Richard Smith | 08d6e03 | 2011-12-16 19:06:07 +0000 | [diff] [blame] | 2802 | if (Arg *A = Args.getLastArg(options::OPT_fconstexpr_backtrace_limit_EQ)) { |
| 2803 | CmdArgs.push_back("-fconstexpr-backtrace-limit"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2804 | CmdArgs.push_back(A->getValue()); |
Richard Smith | 08d6e03 | 2011-12-16 19:06:07 +0000 | [diff] [blame] | 2805 | } |
| 2806 | |
Daniel Dunbar | 55efe14 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 2807 | // Pass -fmessage-length=. |
Daniel Dunbar | a28690e | 2009-11-30 08:40:54 +0000 | [diff] [blame] | 2808 | CmdArgs.push_back("-fmessage-length"); |
Daniel Dunbar | 55efe14 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 2809 | if (Arg *A = Args.getLastArg(options::OPT_fmessage_length_EQ)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2810 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | 55efe14 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 2811 | } else { |
| 2812 | // If -fmessage-length=N was not specified, determine whether this is a |
| 2813 | // terminal and, if so, implicitly define -fmessage-length appropriately. |
| 2814 | unsigned N = llvm::sys::Process::StandardErrColumns(); |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 2815 | CmdArgs.push_back(Args.MakeArgString(Twine(N))); |
Daniel Dunbar | 55efe14 | 2009-11-04 06:24:47 +0000 | [diff] [blame] | 2816 | } |
| 2817 | |
John McCall | a880b19 | 2013-02-19 01:57:35 +0000 | [diff] [blame] | 2818 | // -fvisibility= and -fvisibility-ms-compat are of a piece. |
| 2819 | if (const Arg *A = Args.getLastArg(options::OPT_fvisibility_EQ, |
| 2820 | options::OPT_fvisibility_ms_compat)) { |
| 2821 | if (A->getOption().matches(options::OPT_fvisibility_EQ)) { |
| 2822 | CmdArgs.push_back("-fvisibility"); |
| 2823 | CmdArgs.push_back(A->getValue()); |
| 2824 | } else { |
| 2825 | assert(A->getOption().matches(options::OPT_fvisibility_ms_compat)); |
| 2826 | CmdArgs.push_back("-fvisibility"); |
| 2827 | CmdArgs.push_back("hidden"); |
| 2828 | CmdArgs.push_back("-ftype-visibility"); |
| 2829 | CmdArgs.push_back("default"); |
| 2830 | } |
Daniel Dunbar | ba8d861 | 2009-12-03 18:42:11 +0000 | [diff] [blame] | 2831 | } |
| 2832 | |
Douglas Gregor | 7cf84d6 | 2010-06-15 17:05:35 +0000 | [diff] [blame] | 2833 | Args.AddLastArg(CmdArgs, options::OPT_fvisibility_inlines_hidden); |
Michael J. Spencer | 20249a1 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 2834 | |
Hans Wennborg | de981f3 | 2012-06-28 08:01:44 +0000 | [diff] [blame] | 2835 | Args.AddLastArg(CmdArgs, options::OPT_ftlsmodel_EQ); |
| 2836 | |
Daniel Dunbar | 0a80ba7 | 2010-03-20 04:52:14 +0000 | [diff] [blame] | 2837 | // -fhosted is default. |
Chad Rosier | afc4baa | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 2838 | if (Args.hasFlag(options::OPT_ffreestanding, options::OPT_fhosted, false) || |
| 2839 | KernelOrKext) |
Daniel Dunbar | 0a80ba7 | 2010-03-20 04:52:14 +0000 | [diff] [blame] | 2840 | CmdArgs.push_back("-ffreestanding"); |
| 2841 | |
Daniel Dunbar | ba8d861 | 2009-12-03 18:42:11 +0000 | [diff] [blame] | 2842 | // Forward -f (flag) options which we can pass directly. |
Daniel Dunbar | 3aaf082 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 2843 | Args.AddLastArg(CmdArgs, options::OPT_femit_all_decls); |
Daniel Dunbar | 3aaf082 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 2844 | Args.AddLastArg(CmdArgs, options::OPT_fheinous_gnu_extensions); |
Devang Patel | c69e1cf | 2010-09-30 19:05:55 +0000 | [diff] [blame] | 2845 | Args.AddLastArg(CmdArgs, options::OPT_flimit_debug_info); |
Devang Patel | 033be8b | 2011-11-04 20:05:58 +0000 | [diff] [blame] | 2846 | Args.AddLastArg(CmdArgs, options::OPT_fno_limit_debug_info); |
Eric Christopher | e88c451 | 2011-10-25 07:13:06 +0000 | [diff] [blame] | 2847 | Args.AddLastArg(CmdArgs, options::OPT_fno_operator_names); |
Anton Yartsev | 17ba267 | 2011-12-23 20:23:19 +0000 | [diff] [blame] | 2848 | Args.AddLastArg(CmdArgs, options::OPT_faltivec); |
Richard Trieu | 246b6aa | 2012-06-26 18:18:47 +0000 | [diff] [blame] | 2849 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_show_template_tree); |
| 2850 | Args.AddLastArg(CmdArgs, options::OPT_fno_elide_type); |
Chad Rosier | 4574c3d | 2012-03-13 23:45:51 +0000 | [diff] [blame] | 2851 | |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 2852 | SanitizerArgs Sanitize(getToolChain(), Args); |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 2853 | Sanitize.addArgs(Args, CmdArgs); |
| 2854 | |
Will Dietz | 2d382d1 | 2012-12-30 20:53:28 +0000 | [diff] [blame] | 2855 | if (!Args.hasFlag(options::OPT_fsanitize_recover, |
| 2856 | options::OPT_fno_sanitize_recover, |
| 2857 | true)) |
| 2858 | CmdArgs.push_back("-fno-sanitize-recover"); |
| 2859 | |
Chad Rosier | 78d85b1 | 2013-01-29 23:31:22 +0000 | [diff] [blame] | 2860 | if (Args.hasArg(options::OPT_fcatch_undefined_behavior) || |
| 2861 | Args.hasFlag(options::OPT_fsanitize_undefined_trap_on_error, |
| 2862 | options::OPT_fno_sanitize_undefined_trap_on_error, false)) |
| 2863 | CmdArgs.push_back("-fsanitize-undefined-trap-on-error"); |
| 2864 | |
Eric Christopher | 98654c9 | 2013-02-19 06:16:53 +0000 | [diff] [blame] | 2865 | // Report an error for -faltivec on anything other than PowerPC. |
Chad Rosier | 4574c3d | 2012-03-13 23:45:51 +0000 | [diff] [blame] | 2866 | if (const Arg *A = Args.getLastArg(options::OPT_faltivec)) |
| 2867 | if (!(getToolChain().getTriple().getArch() == llvm::Triple::ppc || |
| 2868 | getToolChain().getTriple().getArch() == llvm::Triple::ppc64)) |
| 2869 | D.Diag(diag::err_drv_argument_only_allowed_with) |
| 2870 | << A->getAsString(Args) << "ppc/ppc64"; |
| 2871 | |
Daniel Dunbar | bbe8e3e | 2011-03-01 18:49:30 +0000 | [diff] [blame] | 2872 | if (getToolChain().SupportsProfiling()) |
| 2873 | Args.AddLastArg(CmdArgs, options::OPT_pg); |
Daniel Dunbar | 8c6fa84 | 2010-03-16 16:57:46 +0000 | [diff] [blame] | 2874 | |
| 2875 | // -flax-vector-conversions is default. |
| 2876 | if (!Args.hasFlag(options::OPT_flax_vector_conversions, |
| 2877 | options::OPT_fno_lax_vector_conversions)) |
| 2878 | CmdArgs.push_back("-fno-lax-vector-conversions"); |
| 2879 | |
Fariborz Jahanian | b466d01 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 2880 | if (Args.getLastArg(options::OPT_fapple_kext)) |
| 2881 | CmdArgs.push_back("-fapple-kext"); |
| 2882 | |
David Blaikie | 940152f | 2012-06-14 18:55:27 +0000 | [diff] [blame] | 2883 | if (Args.hasFlag(options::OPT_frewrite_includes, |
| 2884 | options::OPT_fno_rewrite_includes, false)) |
| 2885 | CmdArgs.push_back("-frewrite-includes"); |
| 2886 | |
Fariborz Jahanian | 34e6577 | 2009-05-22 20:17:16 +0000 | [diff] [blame] | 2887 | Args.AddLastArg(CmdArgs, options::OPT_fobjc_sender_dependent_dispatch); |
Chris Lattner | 182e092 | 2009-04-21 05:34:31 +0000 | [diff] [blame] | 2888 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_print_source_range_info); |
Douglas Gregor | 4786c15 | 2010-08-19 20:24:43 +0000 | [diff] [blame] | 2889 | Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_parseable_fixits); |
Daniel Dunbar | 3aaf082 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 2890 | Args.AddLastArg(CmdArgs, options::OPT_ftime_report); |
| 2891 | Args.AddLastArg(CmdArgs, options::OPT_ftrapv); |
David Chisnall | 7f18e67 | 2010-09-17 18:29:54 +0000 | [diff] [blame] | 2892 | |
| 2893 | if (Arg *A = Args.getLastArg(options::OPT_ftrapv_handler_EQ)) { |
| 2894 | CmdArgs.push_back("-ftrapv-handler"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2895 | CmdArgs.push_back(A->getValue()); |
David Chisnall | 7f18e67 | 2010-09-17 18:29:54 +0000 | [diff] [blame] | 2896 | } |
| 2897 | |
Bob Wilson | 71fd6cc | 2012-02-03 06:27:22 +0000 | [diff] [blame] | 2898 | Args.AddLastArg(CmdArgs, options::OPT_ftrap_function_EQ); |
Evan Cheng | 49af1f3 | 2011-04-08 21:37:45 +0000 | [diff] [blame] | 2899 | |
Chandler Carruth | 5adb5a8 | 2011-03-27 00:04:55 +0000 | [diff] [blame] | 2900 | // -fno-strict-overflow implies -fwrapv if it isn't disabled, but |
| 2901 | // -fstrict-overflow won't turn off an explicitly enabled -fwrapv. |
| 2902 | if (Arg *A = Args.getLastArg(options::OPT_fwrapv, |
| 2903 | options::OPT_fno_wrapv)) { |
| 2904 | if (A->getOption().matches(options::OPT_fwrapv)) |
| 2905 | CmdArgs.push_back("-fwrapv"); |
| 2906 | } else if (Arg *A = Args.getLastArg(options::OPT_fstrict_overflow, |
| 2907 | options::OPT_fno_strict_overflow)) { |
| 2908 | if (A->getOption().matches(options::OPT_fno_strict_overflow)) |
| 2909 | CmdArgs.push_back("-fwrapv"); |
| 2910 | } |
Daniel Dunbar | 3aaf082 | 2009-04-07 21:51:40 +0000 | [diff] [blame] | 2911 | Args.AddLastArg(CmdArgs, options::OPT_fwritable_strings); |
Eric Christopher | f84d409 | 2010-08-07 23:08:14 +0000 | [diff] [blame] | 2912 | Args.AddLastArg(CmdArgs, options::OPT_funroll_loops); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 2913 | |
Daniel Dunbar | 5345c39 | 2009-09-03 04:54:28 +0000 | [diff] [blame] | 2914 | Args.AddLastArg(CmdArgs, options::OPT_pthread); |
| 2915 | |
Mahesha S | f3b5231 | 2012-10-27 07:47:56 +0000 | [diff] [blame] | 2916 | |
Daniel Dunbar | 9e5cc6b | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 2917 | // -stack-protector=0 is default. |
| 2918 | unsigned StackProtectorLevel = 0; |
Bill Wendling | 45483f7 | 2009-06-28 07:36:13 +0000 | [diff] [blame] | 2919 | if (Arg *A = Args.getLastArg(options::OPT_fno_stack_protector, |
| 2920 | options::OPT_fstack_protector_all, |
| 2921 | options::OPT_fstack_protector)) { |
Daniel Dunbar | 9e5cc6b | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 2922 | if (A->getOption().matches(options::OPT_fstack_protector)) |
| 2923 | StackProtectorLevel = 1; |
| 2924 | else if (A->getOption().matches(options::OPT_fstack_protector_all)) |
| 2925 | StackProtectorLevel = 2; |
Nico Weber | 2fef111 | 2011-08-23 07:38:27 +0000 | [diff] [blame] | 2926 | } else { |
| 2927 | StackProtectorLevel = |
| 2928 | getToolChain().GetDefaultStackProtectorLevel(KernelOrKext); |
| 2929 | } |
Daniel Dunbar | 9e5cc6b | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 2930 | if (StackProtectorLevel) { |
| 2931 | CmdArgs.push_back("-stack-protector"); |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 2932 | CmdArgs.push_back(Args.MakeArgString(Twine(StackProtectorLevel))); |
Joerg Sonnenberger | 53b43a7 | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 2933 | } |
Chad Rosier | a7afeb0 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 2934 | |
Joerg Sonnenberger | 53b43a7 | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 2935 | // --param ssp-buffer-size= |
| 2936 | for (arg_iterator it = Args.filtered_begin(options::OPT__param), |
| 2937 | ie = Args.filtered_end(); it != ie; ++it) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 2938 | StringRef Str((*it)->getValue()); |
Joerg Sonnenberger | 53b43a7 | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 2939 | if (Str.startswith("ssp-buffer-size=")) { |
| 2940 | if (StackProtectorLevel) { |
Chad Rosier | a7afeb0 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 2941 | CmdArgs.push_back("-stack-protector-buffer-size"); |
| 2942 | // FIXME: Verify the argument is a valid integer. |
| 2943 | CmdArgs.push_back(Args.MakeArgString(Str.drop_front(16))); |
Chad Rosier | a7afeb0 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 2944 | } |
Joerg Sonnenberger | 53b43a7 | 2012-09-12 13:51:14 +0000 | [diff] [blame] | 2945 | (*it)->claim(); |
Chad Rosier | a7afeb0 | 2012-08-21 16:16:06 +0000 | [diff] [blame] | 2946 | } |
Bill Wendling | 45483f7 | 2009-06-28 07:36:13 +0000 | [diff] [blame] | 2947 | } |
| 2948 | |
Nick Lewycky | 4e785c9 | 2011-12-06 03:33:03 +0000 | [diff] [blame] | 2949 | // Translate -mstackrealign |
| 2950 | if (Args.hasFlag(options::OPT_mstackrealign, options::OPT_mno_stackrealign, |
| 2951 | false)) { |
| 2952 | CmdArgs.push_back("-backend-option"); |
| 2953 | CmdArgs.push_back("-force-align-stack"); |
| 2954 | } |
| 2955 | if (!Args.hasFlag(options::OPT_mno_stackrealign, options::OPT_mstackrealign, |
| 2956 | false)) { |
| 2957 | CmdArgs.push_back(Args.MakeArgString("-mstackrealign")); |
| 2958 | } |
| 2959 | |
Joerg Sonnenberger | e9d11db | 2011-12-05 23:05:23 +0000 | [diff] [blame] | 2960 | if (Args.hasArg(options::OPT_mstack_alignment)) { |
| 2961 | StringRef alignment = Args.getLastArgValue(options::OPT_mstack_alignment); |
| 2962 | CmdArgs.push_back(Args.MakeArgString("-mstack-alignment=" + alignment)); |
Eric Christopher | 1a58402 | 2011-05-02 21:18:22 +0000 | [diff] [blame] | 2963 | } |
Chad Rosier | 586a061 | 2012-11-29 00:42:06 +0000 | [diff] [blame] | 2964 | // -mkernel implies -mstrict-align; don't add the redundant option. |
| 2965 | if (Args.hasArg(options::OPT_mstrict_align) && !KernelOrKext) { |
Chad Rosier | 485577d | 2012-11-09 18:27:01 +0000 | [diff] [blame] | 2966 | CmdArgs.push_back("-backend-option"); |
| 2967 | CmdArgs.push_back("-arm-strict-align"); |
Chad Rosier | 7e29327 | 2012-11-09 17:29:19 +0000 | [diff] [blame] | 2968 | } |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 2969 | |
Daniel Dunbar | 48d1ef7 | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 2970 | // Forward -f options with positive and negative forms; we translate |
| 2971 | // these by hand. |
| 2972 | |
Fariborz Jahanian | b466d01 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 2973 | if (Args.hasArg(options::OPT_mkernel)) { |
Daniel Dunbar | 2843c19 | 2011-02-04 17:24:47 +0000 | [diff] [blame] | 2974 | if (!Args.hasArg(options::OPT_fapple_kext) && types::isCXX(InputType)) |
Fariborz Jahanian | b466d01 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 2975 | CmdArgs.push_back("-fapple-kext"); |
| 2976 | if (!Args.hasArg(options::OPT_fbuiltin)) |
| 2977 | CmdArgs.push_back("-fno-builtin"); |
Chad Rosier | 3d26550 | 2012-03-26 21:29:17 +0000 | [diff] [blame] | 2978 | Args.ClaimAllArgs(options::OPT_fno_builtin); |
Fariborz Jahanian | b466d01 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 2979 | } |
Daniel Dunbar | 9e5cc6b | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 2980 | // -fbuiltin is default. |
Fariborz Jahanian | b466d01 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 2981 | else if (!Args.hasFlag(options::OPT_fbuiltin, options::OPT_fno_builtin)) |
Daniel Dunbar | 53e8484 | 2009-11-19 04:55:23 +0000 | [diff] [blame] | 2982 | CmdArgs.push_back("-fno-builtin"); |
Daniel Dunbar | 48d1ef7 | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 2983 | |
Nuno Lopes | fc28448 | 2009-12-16 16:59:22 +0000 | [diff] [blame] | 2984 | if (!Args.hasFlag(options::OPT_fassume_sane_operator_new, |
| 2985 | options::OPT_fno_assume_sane_operator_new)) |
| 2986 | CmdArgs.push_back("-fno-assume-sane-operator-new"); |
| 2987 | |
Daniel Dunbar | 9e5cc6b | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 2988 | // -fblocks=0 is default. |
| 2989 | if (Args.hasFlag(options::OPT_fblocks, options::OPT_fno_blocks, |
David Chisnall | e6533ff | 2011-02-28 17:11:43 +0000 | [diff] [blame] | 2990 | getToolChain().IsBlocksDefault()) || |
| 2991 | (Args.hasArg(options::OPT_fgnu_runtime) && |
| 2992 | Args.hasArg(options::OPT_fobjc_nonfragile_abi) && |
| 2993 | !Args.hasArg(options::OPT_fno_blocks))) { |
Daniel Dunbar | 9e5cc6b | 2009-11-17 08:07:36 +0000 | [diff] [blame] | 2994 | CmdArgs.push_back("-fblocks"); |
John McCall | 13db5cf | 2011-09-09 20:41:01 +0000 | [diff] [blame] | 2995 | |
| 2996 | if (!Args.hasArg(options::OPT_fgnu_runtime) && |
| 2997 | !getToolChain().hasBlocksRuntime()) |
| 2998 | CmdArgs.push_back("-fblocks-runtime-optional"); |
David Chisnall | 5e530af | 2009-11-17 19:33:30 +0000 | [diff] [blame] | 2999 | } |
Daniel Dunbar | 48d1ef7 | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 3000 | |
Douglas Gregor | 64554ba | 2012-01-18 15:19:58 +0000 | [diff] [blame] | 3001 | // -fmodules enables modules (off by default). However, for C++/Objective-C++, |
| 3002 | // users must also pass -fcxx-modules. The latter flag will disappear once the |
| 3003 | // modules implementation is solid for C++/Objective-C++ programs as well. |
Douglas Gregor | f43b721 | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 3004 | bool HaveModules = false; |
Douglas Gregor | 64554ba | 2012-01-18 15:19:58 +0000 | [diff] [blame] | 3005 | if (Args.hasFlag(options::OPT_fmodules, options::OPT_fno_modules, false)) { |
| 3006 | bool AllowedInCXX = Args.hasFlag(options::OPT_fcxx_modules, |
| 3007 | options::OPT_fno_cxx_modules, |
| 3008 | false); |
Douglas Gregor | f43b721 | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 3009 | if (AllowedInCXX || !types::isCXX(InputType)) { |
Douglas Gregor | 64554ba | 2012-01-18 15:19:58 +0000 | [diff] [blame] | 3010 | CmdArgs.push_back("-fmodules"); |
Douglas Gregor | f43b721 | 2013-01-16 01:23:41 +0000 | [diff] [blame] | 3011 | HaveModules = true; |
| 3012 | } |
| 3013 | } |
| 3014 | |
Douglas Gregor | 953a61f | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 3015 | // If a module path was provided, pass it along. Otherwise, use a temporary |
| 3016 | // directory. |
| 3017 | if (Arg *A = Args.getLastArg(options::OPT_fmodules_cache_path)) { |
| 3018 | A->claim(); |
| 3019 | if (HaveModules) { |
| 3020 | A->render(Args, CmdArgs); |
| 3021 | } |
| 3022 | } else if (HaveModules) { |
| 3023 | SmallString<128> DefaultModuleCache; |
| 3024 | llvm::sys::path::system_temp_directory(/*erasedOnReboot=*/false, |
| 3025 | DefaultModuleCache); |
Douglas Gregor | 892b6fb | 2013-03-21 21:48:48 +0000 | [diff] [blame] | 3026 | llvm::sys::path::append(DefaultModuleCache, "org.llvm.clang"); |
| 3027 | llvm::sys::path::append(DefaultModuleCache, "ModuleCache"); |
Douglas Gregor | 250172a | 2013-02-07 22:59:12 +0000 | [diff] [blame] | 3028 | const char Arg[] = "-fmodules-cache-path="; |
| 3029 | DefaultModuleCache.insert(DefaultModuleCache.begin(), |
| 3030 | Arg, Arg + strlen(Arg)); |
Douglas Gregor | 953a61f | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 3031 | CmdArgs.push_back(Args.MakeArgString(DefaultModuleCache)); |
| 3032 | } |
| 3033 | |
| 3034 | // Pass through all -fmodules-ignore-macro arguments. |
| 3035 | Args.AddAllArgs(CmdArgs, options::OPT_fmodules_ignore_macro); |
Douglas Gregor | d44d287 | 2013-03-25 21:19:16 +0000 | [diff] [blame] | 3036 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_prune_interval); |
| 3037 | Args.AddLastArg(CmdArgs, options::OPT_fmodules_prune_after); |
Douglas Gregor | 953a61f | 2013-02-07 19:01:24 +0000 | [diff] [blame] | 3038 | |
John McCall | 32579cf | 2010-04-09 19:12:06 +0000 | [diff] [blame] | 3039 | // -faccess-control is default. |
John McCall | 7002f4c | 2010-04-09 19:03:51 +0000 | [diff] [blame] | 3040 | if (Args.hasFlag(options::OPT_fno_access_control, |
| 3041 | options::OPT_faccess_control, |
John McCall | 32579cf | 2010-04-09 19:12:06 +0000 | [diff] [blame] | 3042 | false)) |
John McCall | 7002f4c | 2010-04-09 19:03:51 +0000 | [diff] [blame] | 3043 | CmdArgs.push_back("-fno-access-control"); |
John McCall | 3ddd6e0 | 2010-03-17 01:32:13 +0000 | [diff] [blame] | 3044 | |
Anders Carlsson | a4c2475 | 2010-11-21 00:09:52 +0000 | [diff] [blame] | 3045 | // -felide-constructors is the default. |
| 3046 | if (Args.hasFlag(options::OPT_fno_elide_constructors, |
| 3047 | options::OPT_felide_constructors, |
| 3048 | false)) |
| 3049 | CmdArgs.push_back("-fno-elide-constructors"); |
| 3050 | |
Daniel Dunbar | 0be42c4 | 2009-11-17 07:06:20 +0000 | [diff] [blame] | 3051 | // -frtti is default. |
Chad Rosier | afc4baa | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 3052 | if (!Args.hasFlag(options::OPT_frtti, options::OPT_fno_rtti) || |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 3053 | KernelOrKext) { |
Daniel Dunbar | 53e8484 | 2009-11-19 04:55:23 +0000 | [diff] [blame] | 3054 | CmdArgs.push_back("-fno-rtti"); |
Mike Stump | 738f8c2 | 2009-07-31 23:15:31 +0000 | [diff] [blame] | 3055 | |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 3056 | // -fno-rtti cannot usefully be combined with -fsanitize=vptr. |
Alexey Samsonov | bb1071c | 2012-11-06 15:09:03 +0000 | [diff] [blame] | 3057 | if (Sanitize.sanitizesVptr()) { |
NAKAMURA Takumi | 03c6076 | 2012-11-06 22:02:00 +0000 | [diff] [blame] | 3058 | std::string NoRttiArg = |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 3059 | Args.getLastArg(options::OPT_mkernel, |
| 3060 | options::OPT_fapple_kext, |
Richard Smith | 04fd382 | 2012-11-06 01:12:02 +0000 | [diff] [blame] | 3061 | options::OPT_fno_rtti)->getAsString(Args); |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 3062 | D.Diag(diag::err_drv_argument_not_allowed_with) |
| 3063 | << "-fsanitize=vptr" << NoRttiArg; |
| 3064 | } |
| 3065 | } |
| 3066 | |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 3067 | // -fshort-enums=0 is default for all architectures except Hexagon. |
Argyrios Kyrtzidis | 9a2b9d7 | 2010-10-08 00:25:19 +0000 | [diff] [blame] | 3068 | if (Args.hasFlag(options::OPT_fshort_enums, |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 3069 | options::OPT_fno_short_enums, |
| 3070 | getToolChain().getTriple().getArch() == |
| 3071 | llvm::Triple::hexagon)) |
Argyrios Kyrtzidis | 9a2b9d7 | 2010-10-08 00:25:19 +0000 | [diff] [blame] | 3072 | CmdArgs.push_back("-fshort-enums"); |
| 3073 | |
Daniel Dunbar | 1f95e65 | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 3074 | // -fsigned-char is default. |
Daniel Dunbar | 6d2eb4d | 2009-11-25 10:14:30 +0000 | [diff] [blame] | 3075 | if (!Args.hasFlag(options::OPT_fsigned_char, options::OPT_funsigned_char, |
Daniel Dunbar | 1f95e65 | 2009-11-17 06:37:03 +0000 | [diff] [blame] | 3076 | isSignedCharDefault(getToolChain().getTriple()))) |
Daniel Dunbar | 7674352 | 2009-11-29 02:39:08 +0000 | [diff] [blame] | 3077 | CmdArgs.push_back("-fno-signed-char"); |
Eli Friedman | 5a77973 | 2009-06-05 07:21:14 +0000 | [diff] [blame] | 3078 | |
Anders Carlsson | a508b7d | 2010-02-06 23:23:06 +0000 | [diff] [blame] | 3079 | // -fthreadsafe-static is default. |
Michael J. Spencer | 20249a1 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 3080 | if (!Args.hasFlag(options::OPT_fthreadsafe_statics, |
Anders Carlsson | a508b7d | 2010-02-06 23:23:06 +0000 | [diff] [blame] | 3081 | options::OPT_fno_threadsafe_statics)) |
| 3082 | CmdArgs.push_back("-fno-threadsafe-statics"); |
| 3083 | |
Daniel Dunbar | efb0fa9 | 2010-03-20 04:15:41 +0000 | [diff] [blame] | 3084 | // -fuse-cxa-atexit is default. |
Chad Rosier | afc4baa | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 3085 | if (!Args.hasFlag(options::OPT_fuse_cxa_atexit, |
| 3086 | options::OPT_fno_use_cxa_atexit, |
| 3087 | getToolChain().getTriple().getOS() != llvm::Triple::Cygwin && |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 3088 | getToolChain().getTriple().getOS() != llvm::Triple::MinGW32 && |
Chad Rosier | afc4baa | 2012-03-26 22:04:46 +0000 | [diff] [blame] | 3089 | getToolChain().getTriple().getArch() != llvm::Triple::hexagon) || |
| 3090 | KernelOrKext) |
Daniel Dunbar | efb0fa9 | 2010-03-20 04:15:41 +0000 | [diff] [blame] | 3091 | CmdArgs.push_back("-fno-use-cxa-atexit"); |
| 3092 | |
Daniel Dunbar | 0be42c4 | 2009-11-17 07:06:20 +0000 | [diff] [blame] | 3093 | // -fms-extensions=0 is default. |
Daniel Dunbar | 6d2eb4d | 2009-11-25 10:14:30 +0000 | [diff] [blame] | 3094 | if (Args.hasFlag(options::OPT_fms_extensions, options::OPT_fno_ms_extensions, |
Daniel Dunbar | 0be42c4 | 2009-11-17 07:06:20 +0000 | [diff] [blame] | 3095 | getToolChain().getTriple().getOS() == llvm::Triple::Win32)) |
| 3096 | CmdArgs.push_back("-fms-extensions"); |
| 3097 | |
Francois Pichet | ae55608 | 2011-09-17 04:32:15 +0000 | [diff] [blame] | 3098 | // -fms-compatibility=0 is default. |
Douglas Gregor | ba97b6e | 2011-10-24 15:49:38 +0000 | [diff] [blame] | 3099 | if (Args.hasFlag(options::OPT_fms_compatibility, |
| 3100 | options::OPT_fno_ms_compatibility, |
| 3101 | (getToolChain().getTriple().getOS() == llvm::Triple::Win32 && |
| 3102 | Args.hasFlag(options::OPT_fms_extensions, |
| 3103 | options::OPT_fno_ms_extensions, |
| 3104 | true)))) |
Francois Pichet | ae55608 | 2011-09-17 04:32:15 +0000 | [diff] [blame] | 3105 | CmdArgs.push_back("-fms-compatibility"); |
| 3106 | |
Michael J. Spencer | dae4ac4 | 2010-10-21 05:21:48 +0000 | [diff] [blame] | 3107 | // -fmsc-version=1300 is default. |
| 3108 | if (Args.hasFlag(options::OPT_fms_extensions, options::OPT_fno_ms_extensions, |
| 3109 | getToolChain().getTriple().getOS() == llvm::Triple::Win32) || |
| 3110 | Args.hasArg(options::OPT_fmsc_version)) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3111 | StringRef msc_ver = Args.getLastArgValue(options::OPT_fmsc_version); |
Michael J. Spencer | dae4ac4 | 2010-10-21 05:21:48 +0000 | [diff] [blame] | 3112 | if (msc_ver.empty()) |
| 3113 | CmdArgs.push_back("-fmsc-version=1300"); |
| 3114 | else |
| 3115 | CmdArgs.push_back(Args.MakeArgString("-fmsc-version=" + msc_ver)); |
| 3116 | } |
| 3117 | |
| 3118 | |
Eric Christopher | cfc01e4 | 2013-02-18 00:38:31 +0000 | [diff] [blame] | 3119 | // -fno-borland-extensions is default. |
Dawn Perchik | 400b607 | 2010-09-02 23:59:25 +0000 | [diff] [blame] | 3120 | if (Args.hasFlag(options::OPT_fborland_extensions, |
| 3121 | options::OPT_fno_borland_extensions, false)) |
| 3122 | CmdArgs.push_back("-fborland-extensions"); |
| 3123 | |
Francois Pichet | 8efcc01 | 2011-09-01 16:38:08 +0000 | [diff] [blame] | 3124 | // -fno-delayed-template-parsing is default, except for Windows where MSVC STL |
| 3125 | // needs it. |
Francois Pichet | 8387e2a | 2011-04-22 22:18:13 +0000 | [diff] [blame] | 3126 | if (Args.hasFlag(options::OPT_fdelayed_template_parsing, |
| 3127 | options::OPT_fno_delayed_template_parsing, |
Francois Pichet | 8efcc01 | 2011-09-01 16:38:08 +0000 | [diff] [blame] | 3128 | getToolChain().getTriple().getOS() == llvm::Triple::Win32)) |
Francois Pichet | 805bc1f | 2011-08-26 00:22:34 +0000 | [diff] [blame] | 3129 | CmdArgs.push_back("-fdelayed-template-parsing"); |
Francois Pichet | 8387e2a | 2011-04-22 22:18:13 +0000 | [diff] [blame] | 3130 | |
Chandler Carruth | eb5d7b7 | 2010-04-17 20:17:31 +0000 | [diff] [blame] | 3131 | // -fgnu-keywords default varies depending on language; only pass if |
| 3132 | // specified. |
| 3133 | if (Arg *A = Args.getLastArg(options::OPT_fgnu_keywords, |
Daniel Dunbar | 40788d9 | 2010-04-24 17:56:39 +0000 | [diff] [blame] | 3134 | options::OPT_fno_gnu_keywords)) |
| 3135 | A->render(Args, CmdArgs); |
Chandler Carruth | eb5d7b7 | 2010-04-17 20:17:31 +0000 | [diff] [blame] | 3136 | |
Rafael Espindola | 01ba854 | 2011-06-02 17:30:53 +0000 | [diff] [blame] | 3137 | if (Args.hasFlag(options::OPT_fgnu89_inline, |
| 3138 | options::OPT_fno_gnu89_inline, |
| 3139 | false)) |
Rafael Espindola | fb3f4aa | 2011-06-02 16:13:27 +0000 | [diff] [blame] | 3140 | CmdArgs.push_back("-fgnu89-inline"); |
| 3141 | |
Chad Rosier | fc055f9 | 2012-03-15 22:31:42 +0000 | [diff] [blame] | 3142 | if (Args.hasArg(options::OPT_fno_inline)) |
| 3143 | CmdArgs.push_back("-fno-inline"); |
| 3144 | |
Chad Rosier | 634a4b1 | 2012-03-06 21:17:19 +0000 | [diff] [blame] | 3145 | if (Args.hasArg(options::OPT_fno_inline_functions)) |
| 3146 | CmdArgs.push_back("-fno-inline-functions"); |
Chad Rosier | 250008b | 2012-03-06 18:49:20 +0000 | [diff] [blame] | 3147 | |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3148 | ObjCRuntime objcRuntime = AddObjCRuntimeArgs(Args, CmdArgs, rewriteKind); |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 3149 | |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3150 | // -fobjc-dispatch-method is only relevant with the nonfragile-abi, and |
| 3151 | // legacy is the default. |
| 3152 | if (objcRuntime.isNonFragile()) { |
David Chisnall | 3c3ccd2 | 2011-09-30 13:32:35 +0000 | [diff] [blame] | 3153 | if (!Args.hasFlag(options::OPT_fobjc_legacy_dispatch, |
| 3154 | options::OPT_fno_objc_legacy_dispatch, |
David Chisnall | 2c7886d | 2012-07-04 11:52:24 +0000 | [diff] [blame] | 3155 | objcRuntime.isLegacyDispatchDefaultForArch( |
| 3156 | getToolChain().getTriple().getArch()))) { |
David Chisnall | 3c3ccd2 | 2011-09-30 13:32:35 +0000 | [diff] [blame] | 3157 | if (getToolChain().UseObjCMixedDispatch()) |
| 3158 | CmdArgs.push_back("-fobjc-dispatch-method=mixed"); |
| 3159 | else |
| 3160 | CmdArgs.push_back("-fobjc-dispatch-method=non-legacy"); |
| 3161 | } |
| 3162 | } |
| 3163 | |
Nico Weber | df42354 | 2012-03-09 21:19:44 +0000 | [diff] [blame] | 3164 | // -fobjc-default-synthesize-properties=1 is default. This only has an effect |
| 3165 | // if the nonfragile objc abi is used. |
Fariborz Jahanian | e51fe09 | 2012-04-09 18:58:55 +0000 | [diff] [blame] | 3166 | if (getToolChain().IsObjCDefaultSynthPropertiesDefault()) { |
David Chisnall | 3c3ccd2 | 2011-09-30 13:32:35 +0000 | [diff] [blame] | 3167 | CmdArgs.push_back("-fobjc-default-synthesize-properties"); |
| 3168 | } |
| 3169 | |
Fariborz Jahanian | 3d145f6 | 2012-11-15 19:02:45 +0000 | [diff] [blame] | 3170 | // -fencode-extended-block-signature=1 is default. |
| 3171 | if (getToolChain().IsEncodeExtendedBlockSignatureDefault()) { |
| 3172 | CmdArgs.push_back("-fencode-extended-block-signature"); |
| 3173 | } |
| 3174 | |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 3175 | // Allow -fno-objc-arr to trump -fobjc-arr/-fobjc-arc. |
| 3176 | // NOTE: This logic is duplicated in ToolChains.cpp. |
| 3177 | bool ARC = isObjCAutoRefCount(Args); |
| 3178 | if (ARC) { |
John McCall | 0a7dd78 | 2012-08-21 02:47:43 +0000 | [diff] [blame] | 3179 | getToolChain().CheckObjCARC(); |
Argyrios Kyrtzidis | 5840dd9 | 2012-02-29 03:43:52 +0000 | [diff] [blame] | 3180 | |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 3181 | CmdArgs.push_back("-fobjc-arc"); |
| 3182 | |
Chandler Carruth | 7ffa032 | 2011-11-04 07:34:47 +0000 | [diff] [blame] | 3183 | // FIXME: It seems like this entire block, and several around it should be |
| 3184 | // wrapped in isObjC, but for now we just use it here as this is where it |
| 3185 | // was being used previously. |
| 3186 | if (types::isCXX(InputType) && types::isObjC(InputType)) { |
| 3187 | if (getToolChain().GetCXXStdlibType(Args) == ToolChain::CST_Libcxx) |
| 3188 | CmdArgs.push_back("-fobjc-arc-cxxlib=libc++"); |
| 3189 | else |
| 3190 | CmdArgs.push_back("-fobjc-arc-cxxlib=libstdc++"); |
| 3191 | } |
| 3192 | |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 3193 | // Allow the user to enable full exceptions code emission. |
| 3194 | // We define off for Objective-CC, on for Objective-C++. |
| 3195 | if (Args.hasFlag(options::OPT_fobjc_arc_exceptions, |
| 3196 | options::OPT_fno_objc_arc_exceptions, |
| 3197 | /*default*/ types::isCXX(InputType))) |
| 3198 | CmdArgs.push_back("-fobjc-arc-exceptions"); |
| 3199 | } |
| 3200 | |
| 3201 | // -fobjc-infer-related-result-type is the default, except in the Objective-C |
| 3202 | // rewriter. |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3203 | if (rewriteKind != RK_None) |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 3204 | CmdArgs.push_back("-fno-objc-infer-related-result-type"); |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 3205 | |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 3206 | // Handle -fobjc-gc and -fobjc-gc-only. They are exclusive, and -fobjc-gc-only |
| 3207 | // takes precedence. |
| 3208 | const Arg *GCArg = Args.getLastArg(options::OPT_fobjc_gc_only); |
| 3209 | if (!GCArg) |
| 3210 | GCArg = Args.getLastArg(options::OPT_fobjc_gc); |
| 3211 | if (GCArg) { |
| 3212 | if (ARC) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3213 | D.Diag(diag::err_drv_objc_gc_arr) |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 3214 | << GCArg->getAsString(Args); |
| 3215 | } else if (getToolChain().SupportsObjCGC()) { |
| 3216 | GCArg->render(Args, CmdArgs); |
| 3217 | } else { |
| 3218 | // FIXME: We should move this to a hard error. |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3219 | D.Diag(diag::warn_drv_objc_gc_unsupported) |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 3220 | << GCArg->getAsString(Args); |
| 3221 | } |
| 3222 | } |
| 3223 | |
John McCall | d71315c | 2011-06-22 00:53:57 +0000 | [diff] [blame] | 3224 | // Add exception args. |
| 3225 | addExceptionArgs(Args, InputType, getToolChain().getTriple(), |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3226 | KernelOrKext, objcRuntime, CmdArgs); |
John McCall | d71315c | 2011-06-22 00:53:57 +0000 | [diff] [blame] | 3227 | |
| 3228 | if (getToolChain().UseSjLjExceptions()) |
| 3229 | CmdArgs.push_back("-fsjlj-exceptions"); |
| 3230 | |
| 3231 | // C++ "sane" operator new. |
Daniel Dunbar | 984eb86 | 2010-02-01 21:07:25 +0000 | [diff] [blame] | 3232 | if (!Args.hasFlag(options::OPT_fassume_sane_operator_new, |
| 3233 | options::OPT_fno_assume_sane_operator_new)) |
| 3234 | CmdArgs.push_back("-fno-assume-sane-operator-new"); |
| 3235 | |
Daniel Dunbar | f35f14d | 2010-04-27 15:34:57 +0000 | [diff] [blame] | 3236 | // -fconstant-cfstrings is default, and may be subject to argument translation |
| 3237 | // on Darwin. |
| 3238 | if (!Args.hasFlag(options::OPT_fconstant_cfstrings, |
| 3239 | options::OPT_fno_constant_cfstrings) || |
| 3240 | !Args.hasFlag(options::OPT_mconstant_cfstrings, |
| 3241 | options::OPT_mno_constant_cfstrings)) |
| 3242 | CmdArgs.push_back("-fno-constant-cfstrings"); |
| 3243 | |
John Thompson | a6fda12 | 2009-11-05 20:14:16 +0000 | [diff] [blame] | 3244 | // -fshort-wchar default varies depending on platform; only |
| 3245 | // pass if specified. |
Daniel Dunbar | 1744a35 | 2010-04-27 15:35:03 +0000 | [diff] [blame] | 3246 | if (Arg *A = Args.getLastArg(options::OPT_fshort_wchar)) |
| 3247 | A->render(Args, CmdArgs); |
John Thompson | a6fda12 | 2009-11-05 20:14:16 +0000 | [diff] [blame] | 3248 | |
Daniel Dunbar | ee848a7 | 2009-10-29 02:39:57 +0000 | [diff] [blame] | 3249 | // -fno-pascal-strings is default, only pass non-default. If the tool chain |
| 3250 | // happened to translate to -mpascal-strings, we want to back translate here. |
Daniel Dunbar | 82d0068 | 2009-04-07 23:51:44 +0000 | [diff] [blame] | 3251 | // |
| 3252 | // FIXME: This is gross; that translation should be pulled from the |
| 3253 | // tool chain. |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3254 | if (Args.hasFlag(options::OPT_fpascal_strings, |
Daniel Dunbar | 82d0068 | 2009-04-07 23:51:44 +0000 | [diff] [blame] | 3255 | options::OPT_fno_pascal_strings, |
| 3256 | false) || |
| 3257 | Args.hasFlag(options::OPT_mpascal_strings, |
| 3258 | options::OPT_mno_pascal_strings, |
| 3259 | false)) |
Daniel Dunbar | 48d1ef7 | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 3260 | CmdArgs.push_back("-fpascal-strings"); |
NAKAMURA Takumi | 125b4cb | 2011-02-17 08:50:50 +0000 | [diff] [blame] | 3261 | |
Daniel Dunbar | 88934e8 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 3262 | // Honor -fpack-struct= and -fpack-struct, if given. Note that |
| 3263 | // -fno-pack-struct doesn't apply to -fpack-struct=. |
| 3264 | if (Arg *A = Args.getLastArg(options::OPT_fpack_struct_EQ)) { |
James Molloy | 8049c44 | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 3265 | std::string PackStructStr = "-fpack-struct="; |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3266 | PackStructStr += A->getValue(); |
James Molloy | 8049c44 | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 3267 | CmdArgs.push_back(Args.MakeArgString(PackStructStr)); |
Daniel Dunbar | 88934e8 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 3268 | } else if (Args.hasFlag(options::OPT_fpack_struct, |
| 3269 | options::OPT_fno_pack_struct, false)) { |
James Molloy | 8049c44 | 2012-05-02 07:56:14 +0000 | [diff] [blame] | 3270 | CmdArgs.push_back("-fpack-struct=1"); |
Daniel Dunbar | 88934e8 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 3271 | } |
| 3272 | |
Eric Christopher | 6c7db89 | 2013-02-18 01:16:37 +0000 | [diff] [blame] | 3273 | if (KernelOrKext) { |
Fariborz Jahanian | b466d01 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 3274 | if (!Args.hasArg(options::OPT_fcommon)) |
| 3275 | CmdArgs.push_back("-fno-common"); |
Chad Rosier | ec09b3e | 2012-03-26 21:35:40 +0000 | [diff] [blame] | 3276 | Args.ClaimAllArgs(options::OPT_fno_common); |
Fariborz Jahanian | b466d01 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 3277 | } |
Daniel Dunbar | 88934e8 | 2011-10-05 21:04:55 +0000 | [diff] [blame] | 3278 | |
Daniel Dunbar | 48d1ef7 | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 3279 | // -fcommon is default, only pass non-default. |
Fariborz Jahanian | b466d01 | 2011-01-07 01:05:02 +0000 | [diff] [blame] | 3280 | else if (!Args.hasFlag(options::OPT_fcommon, options::OPT_fno_common)) |
Daniel Dunbar | 48d1ef7 | 2009-04-07 21:16:11 +0000 | [diff] [blame] | 3281 | CmdArgs.push_back("-fno-common"); |
| 3282 | |
Daniel Dunbar | 70d3c92 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 3283 | // -fsigned-bitfields is default, and clang doesn't yet support |
Daniel Dunbar | 06205ca | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 3284 | // -funsigned-bitfields. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3285 | if (!Args.hasFlag(options::OPT_fsigned_bitfields, |
Daniel Dunbar | 70d3c92 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 3286 | options::OPT_funsigned_bitfields)) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3287 | D.Diag(diag::warn_drv_clang_unsupported) |
Daniel Dunbar | 70d3c92 | 2009-04-15 02:37:43 +0000 | [diff] [blame] | 3288 | << Args.getLastArg(options::OPT_funsigned_bitfields)->getAsString(Args); |
| 3289 | |
Daniel Dunbar | 06205ca | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 3290 | // -fsigned-bitfields is default, and clang doesn't support -fno-for-scope. |
| 3291 | if (!Args.hasFlag(options::OPT_ffor_scope, |
| 3292 | options::OPT_fno_for_scope)) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3293 | D.Diag(diag::err_drv_clang_unsupported) |
Daniel Dunbar | 06205ca | 2010-10-15 22:30:42 +0000 | [diff] [blame] | 3294 | << Args.getLastArg(options::OPT_fno_for_scope)->getAsString(Args); |
| 3295 | |
Jeffrey Yasskin | 0ea22fd | 2010-06-08 04:56:20 +0000 | [diff] [blame] | 3296 | // -fcaret-diagnostics is default. |
| 3297 | if (!Args.hasFlag(options::OPT_fcaret_diagnostics, |
| 3298 | options::OPT_fno_caret_diagnostics, true)) |
| 3299 | CmdArgs.push_back("-fno-caret-diagnostics"); |
| 3300 | |
Daniel Dunbar | 49138fc | 2009-04-19 21:09:34 +0000 | [diff] [blame] | 3301 | // -fdiagnostics-fixit-info is default, only pass non-default. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3302 | if (!Args.hasFlag(options::OPT_fdiagnostics_fixit_info, |
Daniel Dunbar | 49138fc | 2009-04-19 21:09:34 +0000 | [diff] [blame] | 3303 | options::OPT_fno_diagnostics_fixit_info)) |
| 3304 | CmdArgs.push_back("-fno-diagnostics-fixit-info"); |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 3305 | |
Daniel Dunbar | 9e820ee | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 3306 | // Enable -fdiagnostics-show-option by default. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3307 | if (Args.hasFlag(options::OPT_fdiagnostics_show_option, |
Daniel Dunbar | 9e820ee | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 3308 | options::OPT_fno_diagnostics_show_option)) |
| 3309 | CmdArgs.push_back("-fdiagnostics-show-option"); |
Daniel Dunbar | 838be48 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 3310 | |
Chris Lattner | 6fbe839 | 2010-05-04 21:55:25 +0000 | [diff] [blame] | 3311 | if (const Arg *A = |
| 3312 | Args.getLastArg(options::OPT_fdiagnostics_show_category_EQ)) { |
| 3313 | CmdArgs.push_back("-fdiagnostics-show-category"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3314 | CmdArgs.push_back(A->getValue()); |
Chris Lattner | 6fbe839 | 2010-05-04 21:55:25 +0000 | [diff] [blame] | 3315 | } |
Daniel Dunbar | ca0e054 | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 3316 | |
Douglas Gregor | c9471b0 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 3317 | if (const Arg *A = |
| 3318 | Args.getLastArg(options::OPT_fdiagnostics_format_EQ)) { |
| 3319 | CmdArgs.push_back("-fdiagnostics-format"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3320 | CmdArgs.push_back(A->getValue()); |
Douglas Gregor | c9471b0 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 3321 | } |
| 3322 | |
Chandler Carruth | abaca7a | 2011-03-27 01:50:55 +0000 | [diff] [blame] | 3323 | if (Arg *A = Args.getLastArg( |
| 3324 | options::OPT_fdiagnostics_show_note_include_stack, |
| 3325 | options::OPT_fno_diagnostics_show_note_include_stack)) { |
| 3326 | if (A->getOption().matches( |
| 3327 | options::OPT_fdiagnostics_show_note_include_stack)) |
| 3328 | CmdArgs.push_back("-fdiagnostics-show-note-include-stack"); |
| 3329 | else |
| 3330 | CmdArgs.push_back("-fno-diagnostics-show-note-include-stack"); |
| 3331 | } |
| 3332 | |
Daniel Dunbar | 838be48 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 3333 | // Color diagnostics are the default, unless the terminal doesn't support |
| 3334 | // them. |
Nico Weber | 9753d46 | 2013-04-17 21:52:44 +0000 | [diff] [blame] | 3335 | // Support both clang's -f[no-]color-diagnostics and gcc's |
| 3336 | // -f[no-]diagnostics-colors[=never|always|auto]. |
| 3337 | enum { Colors_On, Colors_Off, Colors_Auto } ShowColors = Colors_Auto; |
| 3338 | for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); |
| 3339 | it != ie; ++it) { |
| 3340 | const Option &O = (*it)->getOption(); |
| 3341 | if (!O.matches(options::OPT_fcolor_diagnostics) && |
| 3342 | !O.matches(options::OPT_fdiagnostics_color) && |
| 3343 | !O.matches(options::OPT_fno_color_diagnostics) && |
| 3344 | !O.matches(options::OPT_fno_diagnostics_color) && |
| 3345 | !O.matches(options::OPT_fdiagnostics_color_EQ)) |
| 3346 | continue; |
| 3347 | |
| 3348 | (*it)->claim(); |
| 3349 | if (O.matches(options::OPT_fcolor_diagnostics) || |
| 3350 | O.matches(options::OPT_fdiagnostics_color)) { |
| 3351 | ShowColors = Colors_On; |
| 3352 | } else if (O.matches(options::OPT_fno_color_diagnostics) || |
| 3353 | O.matches(options::OPT_fno_diagnostics_color)) { |
| 3354 | ShowColors = Colors_Off; |
| 3355 | } else { |
| 3356 | assert(O.matches(options::OPT_fdiagnostics_color_EQ)); |
| 3357 | StringRef value((*it)->getValue()); |
| 3358 | if (value == "always") |
| 3359 | ShowColors = Colors_On; |
| 3360 | else if (value == "never") |
| 3361 | ShowColors = Colors_Off; |
| 3362 | else if (value == "auto") |
| 3363 | ShowColors = Colors_Auto; |
| 3364 | else |
| 3365 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) |
| 3366 | << ("-fdiagnostics-color=" + value).str(); |
| 3367 | } |
| 3368 | } |
| 3369 | if (ShowColors == Colors_On || |
| 3370 | (ShowColors == Colors_Auto && llvm::sys::Process::StandardErrHasColors())) |
Daniel Dunbar | 838be48 | 2009-11-04 06:24:57 +0000 | [diff] [blame] | 3371 | CmdArgs.push_back("-fcolor-diagnostics"); |
| 3372 | |
Daniel Dunbar | 75eb1d6 | 2009-06-08 21:13:54 +0000 | [diff] [blame] | 3373 | if (!Args.hasFlag(options::OPT_fshow_source_location, |
| 3374 | options::OPT_fno_show_source_location)) |
| 3375 | CmdArgs.push_back("-fno-show-source-location"); |
Daniel Dunbar | 9e820ee | 2009-04-16 06:32:38 +0000 | [diff] [blame] | 3376 | |
Douglas Gregor | c9471b0 | 2011-05-21 17:07:29 +0000 | [diff] [blame] | 3377 | if (!Args.hasFlag(options::OPT_fshow_column, |
| 3378 | options::OPT_fno_show_column, |
| 3379 | true)) |
| 3380 | CmdArgs.push_back("-fno-show-column"); |
| 3381 | |
Douglas Gregor | a0068fc | 2010-07-09 17:35:33 +0000 | [diff] [blame] | 3382 | if (!Args.hasFlag(options::OPT_fspell_checking, |
| 3383 | options::OPT_fno_spell_checking)) |
| 3384 | CmdArgs.push_back("-fno-spell-checking"); |
Daniel Dunbar | ca0e054 | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 3385 | |
Daniel Dunbar | 25b26eb | 2010-10-18 22:49:46 +0000 | [diff] [blame] | 3386 | |
Chad Rosier | 15490fd | 2012-12-05 21:08:21 +0000 | [diff] [blame] | 3387 | // -fno-asm-blocks is default. |
| 3388 | if (Args.hasFlag(options::OPT_fasm_blocks, options::OPT_fno_asm_blocks, |
| 3389 | false)) |
| 3390 | CmdArgs.push_back("-fasm-blocks"); |
Daniel Dunbar | 25b26eb | 2010-10-18 22:49:46 +0000 | [diff] [blame] | 3391 | |
Chad Rosier | 3142279 | 2013-04-24 18:29:59 +0000 | [diff] [blame] | 3392 | // If -Ofast is the optimization level, then -fvectorize should be enabled. |
| 3393 | // This alias option is being used to simplify the hasFlag logic. |
| 3394 | OptSpecifier VectorizeAliasOption = OFastEnabled ? options::OPT_Ofast : |
| 3395 | options::OPT_fvectorize; |
| 3396 | |
Nadav Rotem | 0f6ef28 | 2012-12-18 23:10:16 +0000 | [diff] [blame] | 3397 | // -fvectorize is default. |
Chad Rosier | 3142279 | 2013-04-24 18:29:59 +0000 | [diff] [blame] | 3398 | if (Args.hasFlag(options::OPT_fvectorize, VectorizeAliasOption, |
Nadav Rotem | 0f6ef28 | 2012-12-18 23:10:16 +0000 | [diff] [blame] | 3399 | options::OPT_fno_vectorize, true)) { |
Chad Rosier | c04d093 | 2012-12-11 17:12:28 +0000 | [diff] [blame] | 3400 | CmdArgs.push_back("-backend-option"); |
| 3401 | CmdArgs.push_back("-vectorize-loops"); |
| 3402 | } |
| 3403 | |
Hal Finkel | 443c999 | 2012-12-11 19:59:32 +0000 | [diff] [blame] | 3404 | // -fno-slp-vectorize is default. |
| 3405 | if (Args.hasFlag(options::OPT_fslp_vectorize, |
| 3406 | options::OPT_fno_slp_vectorize, false)) { |
| 3407 | CmdArgs.push_back("-backend-option"); |
Nadav Rotem | 50ea963 | 2013-04-15 04:57:18 +0000 | [diff] [blame] | 3408 | CmdArgs.push_back("-vectorize-slp"); |
Hal Finkel | 443c999 | 2012-12-11 19:59:32 +0000 | [diff] [blame] | 3409 | } |
| 3410 | |
Nadav Rotem | 3c6a9b0 | 2013-04-15 05:38:41 +0000 | [diff] [blame] | 3411 | // -fno-slp-vectorize-aggressive is default. |
| 3412 | if (Args.hasFlag(options::OPT_fslp_vectorize_aggressive, |
| 3413 | options::OPT_fno_slp_vectorize_aggressive, false)) { |
| 3414 | CmdArgs.push_back("-backend-option"); |
| 3415 | CmdArgs.push_back("-vectorize-slp-aggressive"); |
| 3416 | } |
| 3417 | |
Jeffrey Yasskin | 5edbdcc | 2010-06-11 05:57:47 +0000 | [diff] [blame] | 3418 | if (Arg *A = Args.getLastArg(options::OPT_fshow_overloads_EQ)) |
| 3419 | A->render(Args, CmdArgs); |
| 3420 | |
Daniel Dunbar | 7695fba | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 3421 | // -fdollars-in-identifiers default varies depending on platform and |
| 3422 | // language; only pass if specified. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3423 | if (Arg *A = Args.getLastArg(options::OPT_fdollars_in_identifiers, |
Daniel Dunbar | 7695fba | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 3424 | options::OPT_fno_dollars_in_identifiers)) { |
| 3425 | if (A->getOption().matches(options::OPT_fdollars_in_identifiers)) |
Daniel Dunbar | 8663b18 | 2009-12-16 20:10:18 +0000 | [diff] [blame] | 3426 | CmdArgs.push_back("-fdollars-in-identifiers"); |
Daniel Dunbar | 7695fba | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 3427 | else |
Daniel Dunbar | 8663b18 | 2009-12-16 20:10:18 +0000 | [diff] [blame] | 3428 | CmdArgs.push_back("-fno-dollars-in-identifiers"); |
Daniel Dunbar | 7695fba | 2009-04-19 21:20:32 +0000 | [diff] [blame] | 3429 | } |
| 3430 | |
Daniel Dunbar | e027a4b | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 3431 | // -funit-at-a-time is default, and we don't support -fno-unit-at-a-time for |
| 3432 | // practical purposes. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3433 | if (Arg *A = Args.getLastArg(options::OPT_funit_at_a_time, |
Daniel Dunbar | e027a4b | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 3434 | options::OPT_fno_unit_at_a_time)) { |
| 3435 | if (A->getOption().matches(options::OPT_fno_unit_at_a_time)) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3436 | D.Diag(diag::warn_drv_clang_unsupported) << A->getAsString(Args); |
Daniel Dunbar | e027a4b | 2009-05-22 19:02:20 +0000 | [diff] [blame] | 3437 | } |
Eli Friedman | ceb5c5b | 2009-07-14 21:58:17 +0000 | [diff] [blame] | 3438 | |
Eli Friedman | 19bda3a | 2011-11-02 01:53:16 +0000 | [diff] [blame] | 3439 | if (Args.hasFlag(options::OPT_fapple_pragma_pack, |
| 3440 | options::OPT_fno_apple_pragma_pack, false)) |
| 3441 | CmdArgs.push_back("-fapple-pragma-pack"); |
| 3442 | |
Daniel Dunbar | 2ba9157 | 2009-09-10 03:37:02 +0000 | [diff] [blame] | 3443 | // Default to -fno-builtin-str{cat,cpy} on Darwin for ARM. |
Daniel Dunbar | f84a4a4 | 2009-09-10 04:57:27 +0000 | [diff] [blame] | 3444 | // |
Daniel Dunbar | 8ff5b28 | 2009-12-11 23:00:49 +0000 | [diff] [blame] | 3445 | // FIXME: This is disabled until clang -cc1 supports -fno-builtin-foo. PR4941. |
Daniel Dunbar | f84a4a4 | 2009-09-10 04:57:27 +0000 | [diff] [blame] | 3446 | #if 0 |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 3447 | if (getToolChain().getTriple().isOSDarwin() && |
Daniel Dunbar | 2ba9157 | 2009-09-10 03:37:02 +0000 | [diff] [blame] | 3448 | (getToolChain().getTriple().getArch() == llvm::Triple::arm || |
| 3449 | getToolChain().getTriple().getArch() == llvm::Triple::thumb)) { |
| 3450 | if (!Args.hasArg(options::OPT_fbuiltin_strcat)) |
| 3451 | CmdArgs.push_back("-fno-builtin-strcat"); |
| 3452 | if (!Args.hasArg(options::OPT_fbuiltin_strcpy)) |
| 3453 | CmdArgs.push_back("-fno-builtin-strcpy"); |
| 3454 | } |
Daniel Dunbar | f84a4a4 | 2009-09-10 04:57:27 +0000 | [diff] [blame] | 3455 | #endif |
Daniel Dunbar | 2ba9157 | 2009-09-10 03:37:02 +0000 | [diff] [blame] | 3456 | |
Daniel Dunbar | d98750f | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 3457 | // Only allow -traditional or -traditional-cpp outside in preprocessing modes. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3458 | if (Arg *A = Args.getLastArg(options::OPT_traditional, |
Daniel Dunbar | d98750f | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 3459 | options::OPT_traditional_cpp)) { |
| 3460 | if (isa<PreprocessJobAction>(JA)) |
| 3461 | CmdArgs.push_back("-traditional-cpp"); |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 3462 | else |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3463 | D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args); |
Daniel Dunbar | d98750f | 2011-03-18 21:23:40 +0000 | [diff] [blame] | 3464 | } |
Eli Friedman | ceb5c5b | 2009-07-14 21:58:17 +0000 | [diff] [blame] | 3465 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3466 | Args.AddLastArg(CmdArgs, options::OPT_dM); |
Chris Lattner | d82df3a | 2009-04-12 01:56:53 +0000 | [diff] [blame] | 3467 | Args.AddLastArg(CmdArgs, options::OPT_dD); |
Ted Kremenek | 36f6e30 | 2011-11-11 00:07:43 +0000 | [diff] [blame] | 3468 | |
| 3469 | // Handle serialized diagnostics. |
| 3470 | if (Arg *A = Args.getLastArg(options::OPT__serialize_diags)) { |
| 3471 | CmdArgs.push_back("-serialize-diagnostic-file"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3472 | CmdArgs.push_back(Args.MakeArgString(A->getValue())); |
Ted Kremenek | 36f6e30 | 2011-11-11 00:07:43 +0000 | [diff] [blame] | 3473 | } |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3474 | |
Ted Kremenek | 127ff2e | 2012-09-13 06:41:18 +0000 | [diff] [blame] | 3475 | if (Args.hasArg(options::OPT_fretain_comments_from_system_headers)) |
| 3476 | CmdArgs.push_back("-fretain-comments-from-system-headers"); |
| 3477 | |
Dmitri Gribenko | 6ebf091 | 2013-02-22 14:21:27 +0000 | [diff] [blame] | 3478 | // Forward -fcomment-block-commands to -cc1. |
| 3479 | Args.AddAllArgs(CmdArgs, options::OPT_fcomment_block_commands); |
Dmitri Gribenko | 6fd7d30 | 2013-04-10 15:35:17 +0000 | [diff] [blame] | 3480 | // Forward -fparse-all-comments to -cc1. |
| 3481 | Args.AddAllArgs(CmdArgs, options::OPT_fparse_all_comments); |
Dmitri Gribenko | 6ebf091 | 2013-02-22 14:21:27 +0000 | [diff] [blame] | 3482 | |
Daniel Dunbar | 3f87fb0 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 3483 | // Forward -Xclang arguments to -cc1, and -mllvm arguments to the LLVM option |
| 3484 | // parser. |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3485 | Args.AddAllArgValues(CmdArgs, options::OPT_Xclang); |
Daniel Dunbar | 3f87fb0 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 3486 | for (arg_iterator it = Args.filtered_begin(options::OPT_mllvm), |
| 3487 | ie = Args.filtered_end(); it != ie; ++it) { |
Daniel Dunbar | 7e4953e | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 3488 | (*it)->claim(); |
Daniel Dunbar | fb36d21 | 2010-04-17 06:10:00 +0000 | [diff] [blame] | 3489 | |
Daniel Dunbar | 3f87fb0 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 3490 | // We translate this by hand to the -cc1 argument, since nightly test uses |
| 3491 | // it and developers have been trained to spell it with -mllvm. |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3492 | if (StringRef((*it)->getValue(0)) == "-disable-llvm-optzns") |
Daniel Dunbar | 3f87fb0 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 3493 | CmdArgs.push_back("-disable-llvm-optzns"); |
| 3494 | else |
Daniel Dunbar | 7e4953e | 2010-06-11 22:00:13 +0000 | [diff] [blame] | 3495 | (*it)->render(Args, CmdArgs); |
Daniel Dunbar | 3f87fb0 | 2010-04-15 06:09:03 +0000 | [diff] [blame] | 3496 | } |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3497 | |
Daniel Dunbar | cd8e4c4 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 3498 | if (Output.getType() == types::TY_Dependencies) { |
| 3499 | // Handled with other dependency code. |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 3500 | } else if (Output.isFilename()) { |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3501 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 3502 | CmdArgs.push_back(Output.getFilename()); |
| 3503 | } else { |
| 3504 | assert(Output.isNothing() && "Invalid output."); |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3505 | } |
| 3506 | |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3507 | for (InputInfoList::const_iterator |
| 3508 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 3509 | const InputInfo &II = *it; |
| 3510 | CmdArgs.push_back("-x"); |
Fariborz Jahanian | a5ee089 | 2012-09-28 19:05:17 +0000 | [diff] [blame] | 3511 | if (Args.hasArg(options::OPT_rewrite_objc)) |
| 3512 | CmdArgs.push_back(types::getTypeName(types::TY_PP_ObjCXX)); |
| 3513 | else |
| 3514 | CmdArgs.push_back(types::getTypeName(II.getType())); |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 3515 | if (II.isFilename()) |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 3516 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3517 | else |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 3518 | II.getInputArg().renderAsInput(Args, CmdArgs); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3519 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3520 | |
Chris Lattner | e6113de | 2009-11-03 19:50:27 +0000 | [diff] [blame] | 3521 | Args.AddAllArgs(CmdArgs, options::OPT_undef); |
| 3522 | |
Daniel Dunbar | a001c1c | 2010-07-18 21:16:15 +0000 | [diff] [blame] | 3523 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
Daniel Dunbar | f2d8b9f | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 3524 | |
| 3525 | // Optionally embed the -cc1 level arguments into the debug info, for build |
| 3526 | // analysis. |
| 3527 | if (getToolChain().UseDwarfDebugFlags()) { |
Daniel Dunbar | 6e90047 | 2010-06-04 18:47:06 +0000 | [diff] [blame] | 3528 | ArgStringList OriginalArgs; |
| 3529 | for (ArgList::const_iterator it = Args.begin(), |
| 3530 | ie = Args.end(); it != ie; ++it) |
| 3531 | (*it)->render(Args, OriginalArgs); |
Daniel Dunbar | ca0e054 | 2010-08-24 16:47:49 +0000 | [diff] [blame] | 3532 | |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 3533 | SmallString<256> Flags; |
Daniel Dunbar | f2d8b9f | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 3534 | Flags += Exec; |
Daniel Dunbar | 6e90047 | 2010-06-04 18:47:06 +0000 | [diff] [blame] | 3535 | for (unsigned i = 0, e = OriginalArgs.size(); i != e; ++i) { |
Daniel Dunbar | f2d8b9f | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 3536 | Flags += " "; |
Daniel Dunbar | 6e90047 | 2010-06-04 18:47:06 +0000 | [diff] [blame] | 3537 | Flags += OriginalArgs[i]; |
Daniel Dunbar | f2d8b9f | 2009-12-18 02:43:17 +0000 | [diff] [blame] | 3538 | } |
| 3539 | CmdArgs.push_back("-dwarf-debug-flags"); |
| 3540 | CmdArgs.push_back(Args.MakeArgString(Flags.str())); |
| 3541 | } |
| 3542 | |
Eric Christopher | 8019039 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 3543 | // Add the split debug info name to the command lines here so we |
| 3544 | // can propagate it to the backend. |
| 3545 | bool SplitDwarf = Args.hasArg(options::OPT_gsplit_dwarf) && |
| 3546 | (getToolChain().getTriple().getOS() == llvm::Triple::Linux) && |
Eric Christopher | ff971d7 | 2013-02-22 23:50:16 +0000 | [diff] [blame] | 3547 | (isa<AssembleJobAction>(JA) || isa<CompileJobAction>(JA)); |
Eric Christopher | 8019039 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 3548 | const char *SplitDwarfOut; |
| 3549 | if (SplitDwarf) { |
| 3550 | CmdArgs.push_back("-split-dwarf-file"); |
| 3551 | SplitDwarfOut = SplitDebugName(Args, Inputs); |
| 3552 | CmdArgs.push_back(SplitDwarfOut); |
| 3553 | } |
| 3554 | |
| 3555 | // Finally add the compile command to the compilation. |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 3556 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | a880db0 | 2009-03-23 19:03:36 +0000 | [diff] [blame] | 3557 | |
Eric Christopher | ff971d7 | 2013-02-22 23:50:16 +0000 | [diff] [blame] | 3558 | // Handle the debug info splitting at object creation time if we're |
| 3559 | // creating an object. |
Eric Christopher | 59320e7 | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 3560 | // TODO: Currently only works on linux with newer objcopy. |
Eric Christopher | ff971d7 | 2013-02-22 23:50:16 +0000 | [diff] [blame] | 3561 | if (SplitDwarf && !isa<CompileJobAction>(JA)) |
Eric Christopher | 8019039 | 2013-02-22 20:12:52 +0000 | [diff] [blame] | 3562 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, SplitDwarfOut); |
Eric Christopher | 59320e7 | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 3563 | |
Roman Divacky | be4c870 | 2011-02-10 16:52:03 +0000 | [diff] [blame] | 3564 | if (Arg *A = Args.getLastArg(options::OPT_pg)) |
| 3565 | if (Args.hasArg(options::OPT_fomit_frame_pointer)) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3566 | D.Diag(diag::err_drv_argument_not_allowed_with) |
Roman Divacky | be4c870 | 2011-02-10 16:52:03 +0000 | [diff] [blame] | 3567 | << "-fomit-frame-pointer" << A->getAsString(Args); |
Michael J. Spencer | 20249a1 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 3568 | |
Daniel Dunbar | 68fb469 | 2009-04-03 20:51:31 +0000 | [diff] [blame] | 3569 | // Claim some arguments which clang supports automatically. |
| 3570 | |
Daniel Dunbar | f404686 | 2010-04-15 06:18:42 +0000 | [diff] [blame] | 3571 | // -fpch-preprocess is used with gcc to add a special marker in the output to |
| 3572 | // include the PCH file. Clang's PTH solution is completely transparent, so we |
| 3573 | // do not need to deal with it at all. |
Daniel Dunbar | 68fb469 | 2009-04-03 20:51:31 +0000 | [diff] [blame] | 3574 | Args.ClaimAllArgs(options::OPT_fpch_preprocess); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3575 | |
Daniel Dunbar | a880db0 | 2009-03-23 19:03:36 +0000 | [diff] [blame] | 3576 | // Claim some arguments which clang doesn't support, but we don't |
| 3577 | // care to warn the user about. |
Daniel Dunbar | cdd9686 | 2009-11-25 11:53:23 +0000 | [diff] [blame] | 3578 | Args.ClaimAllArgs(options::OPT_clang_ignored_f_Group); |
| 3579 | Args.ClaimAllArgs(options::OPT_clang_ignored_m_Group); |
Rafael Espindola | 035ff0c | 2011-02-28 23:29:45 +0000 | [diff] [blame] | 3580 | |
Rafael Espindola | 9c094fb | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 3581 | // Disable warnings for clang -E -use-gold-plugin -emit-llvm foo.c |
Rafael Espindola | 035ff0c | 2011-02-28 23:29:45 +0000 | [diff] [blame] | 3582 | Args.ClaimAllArgs(options::OPT_use_gold_plugin); |
Rafael Espindola | 9c094fb | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 3583 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 3584 | } |
| 3585 | |
Jim Grosbach | fc30829 | 2012-02-10 20:37:10 +0000 | [diff] [blame] | 3586 | void ClangAs::AddARMTargetArgs(const ArgList &Args, |
| 3587 | ArgStringList &CmdArgs) const { |
| 3588 | const Driver &D = getToolChain().getDriver(); |
| 3589 | llvm::Triple Triple = getToolChain().getTriple(); |
| 3590 | |
| 3591 | // Set the CPU based on -march= and -mcpu=. |
| 3592 | CmdArgs.push_back("-target-cpu"); |
Benjamin Kramer | 92c4fd5 | 2012-06-26 22:20:06 +0000 | [diff] [blame] | 3593 | CmdArgs.push_back(Args.MakeArgString(getARMTargetCPU(Args, Triple))); |
Jim Grosbach | fc30829 | 2012-02-10 20:37:10 +0000 | [diff] [blame] | 3594 | |
| 3595 | // Honor -mfpu=. |
Chad Rosier | 9931727 | 2012-04-04 20:51:35 +0000 | [diff] [blame] | 3596 | if (const Arg *A = Args.getLastArg(options::OPT_mfpu_EQ)) |
Chad Rosier | f80f2a5 | 2012-04-04 20:56:36 +0000 | [diff] [blame] | 3597 | addFPUArgs(D, A, Args, CmdArgs); |
Chad Rosier | 7a938fa | 2012-04-04 20:39:32 +0000 | [diff] [blame] | 3598 | |
| 3599 | // Honor -mfpmath=. |
| 3600 | if (const Arg *A = Args.getLastArg(options::OPT_mfpmath_EQ)) |
Chad Rosier | 30fe6ba | 2012-04-04 22:13:40 +0000 | [diff] [blame] | 3601 | addFPMathArgs(D, A, Args, CmdArgs, getARMTargetCPU(Args, Triple)); |
Jim Grosbach | fc30829 | 2012-02-10 20:37:10 +0000 | [diff] [blame] | 3602 | } |
| 3603 | |
Benjamin Kramer | efc5b67 | 2013-02-22 20:55:17 +0000 | [diff] [blame] | 3604 | void ClangAs::AddX86TargetArgs(const ArgList &Args, |
| 3605 | ArgStringList &CmdArgs) const { |
| 3606 | // Set the CPU based on -march=. |
| 3607 | if (const char *CPUName = getX86TargetCPU(Args, getToolChain().getTriple())) { |
| 3608 | CmdArgs.push_back("-target-cpu"); |
| 3609 | CmdArgs.push_back(CPUName); |
| 3610 | } |
| 3611 | } |
| 3612 | |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3613 | /// Add options related to the Objective-C runtime/ABI. |
| 3614 | /// |
| 3615 | /// Returns true if the runtime is non-fragile. |
| 3616 | ObjCRuntime Clang::AddObjCRuntimeArgs(const ArgList &args, |
| 3617 | ArgStringList &cmdArgs, |
| 3618 | RewriteKind rewriteKind) const { |
| 3619 | // Look for the controlling runtime option. |
| 3620 | Arg *runtimeArg = args.getLastArg(options::OPT_fnext_runtime, |
| 3621 | options::OPT_fgnu_runtime, |
| 3622 | options::OPT_fobjc_runtime_EQ); |
| 3623 | |
| 3624 | // Just forward -fobjc-runtime= to the frontend. This supercedes |
| 3625 | // options about fragility. |
| 3626 | if (runtimeArg && |
| 3627 | runtimeArg->getOption().matches(options::OPT_fobjc_runtime_EQ)) { |
| 3628 | ObjCRuntime runtime; |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3629 | StringRef value = runtimeArg->getValue(); |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3630 | if (runtime.tryParse(value)) { |
| 3631 | getToolChain().getDriver().Diag(diag::err_drv_unknown_objc_runtime) |
| 3632 | << value; |
| 3633 | } |
| 3634 | |
| 3635 | runtimeArg->render(args, cmdArgs); |
| 3636 | return runtime; |
| 3637 | } |
| 3638 | |
| 3639 | // Otherwise, we'll need the ABI "version". Version numbers are |
| 3640 | // slightly confusing for historical reasons: |
| 3641 | // 1 - Traditional "fragile" ABI |
| 3642 | // 2 - Non-fragile ABI, version 1 |
| 3643 | // 3 - Non-fragile ABI, version 2 |
| 3644 | unsigned objcABIVersion = 1; |
| 3645 | // If -fobjc-abi-version= is present, use that to set the version. |
| 3646 | if (Arg *abiArg = args.getLastArg(options::OPT_fobjc_abi_version_EQ)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3647 | StringRef value = abiArg->getValue(); |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3648 | if (value == "1") |
| 3649 | objcABIVersion = 1; |
| 3650 | else if (value == "2") |
| 3651 | objcABIVersion = 2; |
| 3652 | else if (value == "3") |
| 3653 | objcABIVersion = 3; |
| 3654 | else |
| 3655 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) |
| 3656 | << value; |
| 3657 | } else { |
| 3658 | // Otherwise, determine if we are using the non-fragile ABI. |
| 3659 | bool nonFragileABIIsDefault = |
| 3660 | (rewriteKind == RK_NonFragile || |
| 3661 | (rewriteKind == RK_None && |
| 3662 | getToolChain().IsObjCNonFragileABIDefault())); |
| 3663 | if (args.hasFlag(options::OPT_fobjc_nonfragile_abi, |
| 3664 | options::OPT_fno_objc_nonfragile_abi, |
| 3665 | nonFragileABIIsDefault)) { |
| 3666 | // Determine the non-fragile ABI version to use. |
| 3667 | #ifdef DISABLE_DEFAULT_NONFRAGILEABI_TWO |
| 3668 | unsigned nonFragileABIVersion = 1; |
| 3669 | #else |
| 3670 | unsigned nonFragileABIVersion = 2; |
| 3671 | #endif |
| 3672 | |
| 3673 | if (Arg *abiArg = args.getLastArg( |
| 3674 | options::OPT_fobjc_nonfragile_abi_version_EQ)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 3675 | StringRef value = abiArg->getValue(); |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3676 | if (value == "1") |
| 3677 | nonFragileABIVersion = 1; |
| 3678 | else if (value == "2") |
| 3679 | nonFragileABIVersion = 2; |
| 3680 | else |
| 3681 | getToolChain().getDriver().Diag(diag::err_drv_clang_unsupported) |
| 3682 | << value; |
| 3683 | } |
| 3684 | |
| 3685 | objcABIVersion = 1 + nonFragileABIVersion; |
| 3686 | } else { |
| 3687 | objcABIVersion = 1; |
| 3688 | } |
| 3689 | } |
| 3690 | |
| 3691 | // We don't actually care about the ABI version other than whether |
| 3692 | // it's non-fragile. |
| 3693 | bool isNonFragile = objcABIVersion != 1; |
| 3694 | |
| 3695 | // If we have no runtime argument, ask the toolchain for its default runtime. |
| 3696 | // However, the rewriter only really supports the Mac runtime, so assume that. |
| 3697 | ObjCRuntime runtime; |
| 3698 | if (!runtimeArg) { |
| 3699 | switch (rewriteKind) { |
| 3700 | case RK_None: |
| 3701 | runtime = getToolChain().getDefaultObjCRuntime(isNonFragile); |
| 3702 | break; |
| 3703 | case RK_Fragile: |
| 3704 | runtime = ObjCRuntime(ObjCRuntime::FragileMacOSX, VersionTuple()); |
| 3705 | break; |
| 3706 | case RK_NonFragile: |
| 3707 | runtime = ObjCRuntime(ObjCRuntime::MacOSX, VersionTuple()); |
| 3708 | break; |
| 3709 | } |
| 3710 | |
| 3711 | // -fnext-runtime |
| 3712 | } else if (runtimeArg->getOption().matches(options::OPT_fnext_runtime)) { |
| 3713 | // On Darwin, make this use the default behavior for the toolchain. |
| 3714 | if (getToolChain().getTriple().isOSDarwin()) { |
| 3715 | runtime = getToolChain().getDefaultObjCRuntime(isNonFragile); |
| 3716 | |
| 3717 | // Otherwise, build for a generic macosx port. |
| 3718 | } else { |
| 3719 | runtime = ObjCRuntime(ObjCRuntime::MacOSX, VersionTuple()); |
| 3720 | } |
| 3721 | |
| 3722 | // -fgnu-runtime |
| 3723 | } else { |
| 3724 | assert(runtimeArg->getOption().matches(options::OPT_fgnu_runtime)); |
David Chisnall | a422cd0 | 2012-07-04 10:37:03 +0000 | [diff] [blame] | 3725 | // Legacy behaviour is to target the gnustep runtime if we are i |
| 3726 | // non-fragile mode or the GCC runtime in fragile mode. |
| 3727 | if (isNonFragile) |
David Chisnall | 891dac7 | 2012-10-16 15:11:55 +0000 | [diff] [blame] | 3728 | runtime = ObjCRuntime(ObjCRuntime::GNUstep, VersionTuple(1,6)); |
David Chisnall | a422cd0 | 2012-07-04 10:37:03 +0000 | [diff] [blame] | 3729 | else |
| 3730 | runtime = ObjCRuntime(ObjCRuntime::GCC, VersionTuple()); |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 3731 | } |
| 3732 | |
| 3733 | cmdArgs.push_back(args.MakeArgString( |
| 3734 | "-fobjc-runtime=" + runtime.getAsString())); |
| 3735 | return runtime; |
| 3736 | } |
| 3737 | |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3738 | void ClangAs::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3739 | const InputInfo &Output, |
| 3740 | const InputInfoList &Inputs, |
| 3741 | const ArgList &Args, |
| 3742 | const char *LinkingOutput) const { |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3743 | ArgStringList CmdArgs; |
| 3744 | |
| 3745 | assert(Inputs.size() == 1 && "Unexpected number of inputs."); |
| 3746 | const InputInfo &Input = Inputs[0]; |
| 3747 | |
Rafael Espindola | dbe80d9 | 2010-11-17 22:13:25 +0000 | [diff] [blame] | 3748 | // Don't warn about "clang -w -c foo.s" |
| 3749 | Args.ClaimAllArgs(options::OPT_w); |
Rafael Espindola | 9c094fb | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 3750 | // and "clang -emit-llvm -c foo.s" |
| 3751 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 3752 | // and "clang -use-gold-plugin -c foo.s" |
| 3753 | Args.ClaimAllArgs(options::OPT_use_gold_plugin); |
Rafael Espindola | dbe80d9 | 2010-11-17 22:13:25 +0000 | [diff] [blame] | 3754 | |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3755 | // Invoke ourselves in -cc1as mode. |
| 3756 | // |
| 3757 | // FIXME: Implement custom jobs for internal actions. |
| 3758 | CmdArgs.push_back("-cc1as"); |
| 3759 | |
| 3760 | // Add the "effective" target triple. |
| 3761 | CmdArgs.push_back("-triple"); |
Chad Rosier | 61ab80a | 2011-09-20 20:44:06 +0000 | [diff] [blame] | 3762 | std::string TripleStr = |
| 3763 | getToolChain().ComputeEffectiveClangTriple(Args, Input.getType()); |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3764 | CmdArgs.push_back(Args.MakeArgString(TripleStr)); |
| 3765 | |
| 3766 | // Set the output mode, we currently only expect to be used as a real |
| 3767 | // assembler. |
| 3768 | CmdArgs.push_back("-filetype"); |
| 3769 | CmdArgs.push_back("obj"); |
| 3770 | |
Eric Christopher | 27e2b98 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 3771 | // Set the main file name, so that debug info works even with |
| 3772 | // -save-temps or preprocessed assembly. |
| 3773 | CmdArgs.push_back("-main-file-name"); |
| 3774 | CmdArgs.push_back(Clang::getBaseInputName(Args, Inputs)); |
| 3775 | |
Joerg Sonnenberger | 359cf92 | 2011-05-06 14:35:16 +0000 | [diff] [blame] | 3776 | if (UseRelaxAll(C, Args)) |
Daniel Dunbar | 469d40e | 2010-05-28 16:43:21 +0000 | [diff] [blame] | 3777 | CmdArgs.push_back("-relax-all"); |
Daniel Dunbar | 9929800 | 2010-05-27 06:18:05 +0000 | [diff] [blame] | 3778 | |
Jim Grosbach | fc30829 | 2012-02-10 20:37:10 +0000 | [diff] [blame] | 3779 | // Add target specific cpu and features flags. |
| 3780 | switch(getToolChain().getTriple().getArch()) { |
| 3781 | default: |
| 3782 | break; |
| 3783 | |
| 3784 | case llvm::Triple::arm: |
| 3785 | case llvm::Triple::thumb: |
| 3786 | AddARMTargetArgs(Args, CmdArgs); |
| 3787 | break; |
Benjamin Kramer | efc5b67 | 2013-02-22 20:55:17 +0000 | [diff] [blame] | 3788 | |
| 3789 | case llvm::Triple::x86: |
| 3790 | case llvm::Triple::x86_64: |
| 3791 | AddX86TargetArgs(Args, CmdArgs); |
| 3792 | break; |
Jim Grosbach | fc30829 | 2012-02-10 20:37:10 +0000 | [diff] [blame] | 3793 | } |
| 3794 | |
Daniel Dunbar | 7f6f8c8 | 2011-03-17 17:37:29 +0000 | [diff] [blame] | 3795 | // Ignore explicit -force_cpusubtype_ALL option. |
| 3796 | (void) Args.hasArg(options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3797 | |
Eric Christopher | 8f0a403 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 3798 | // Determine the original source input. |
| 3799 | const Action *SourceAction = &JA; |
| 3800 | while (SourceAction->getKind() != Action::InputClass) { |
| 3801 | assert(!SourceAction->getInputs().empty() && "unexpected root action!"); |
| 3802 | SourceAction = SourceAction->getInputs()[0]; |
| 3803 | } |
| 3804 | |
Chandler Carruth | d566df6 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 3805 | // Forward -g and handle debug info related flags, assuming we are dealing |
| 3806 | // with an actual assembly file. |
Eric Christopher | 8f0a403 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 3807 | if (SourceAction->getType() == types::TY_Asm || |
| 3808 | SourceAction->getType() == types::TY_PP_Asm) { |
| 3809 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 3810 | if (Arg *A = Args.getLastArg(options::OPT_g_Group)) |
| 3811 | if (!A->getOption().matches(options::OPT_g0)) |
| 3812 | CmdArgs.push_back("-g"); |
Chandler Carruth | d566df6 | 2012-12-17 21:40:04 +0000 | [diff] [blame] | 3813 | |
| 3814 | // Add the -fdebug-compilation-dir flag if needed. |
| 3815 | addDebugCompDirArg(Args, CmdArgs); |
Kevin Enderby | 0234179 | 2013-01-17 21:38:06 +0000 | [diff] [blame] | 3816 | |
| 3817 | // Set the AT_producer to the clang version when using the integrated |
| 3818 | // assembler on assembly source files. |
| 3819 | CmdArgs.push_back("-dwarf-debug-producer"); |
| 3820 | CmdArgs.push_back(Args.MakeArgString(getClangFullVersion())); |
Eric Christopher | 8f0a403 | 2012-01-10 00:38:01 +0000 | [diff] [blame] | 3821 | } |
Kevin Enderby | 567003e | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 3822 | |
| 3823 | // Optionally embed the -cc1as level arguments into the debug info, for build |
| 3824 | // analysis. |
| 3825 | if (getToolChain().UseDwarfDebugFlags()) { |
| 3826 | ArgStringList OriginalArgs; |
| 3827 | for (ArgList::const_iterator it = Args.begin(), |
| 3828 | ie = Args.end(); it != ie; ++it) |
| 3829 | (*it)->render(Args, OriginalArgs); |
| 3830 | |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 3831 | SmallString<256> Flags; |
Kevin Enderby | 567003e | 2011-12-22 19:31:58 +0000 | [diff] [blame] | 3832 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
| 3833 | Flags += Exec; |
| 3834 | for (unsigned i = 0, e = OriginalArgs.size(); i != e; ++i) { |
| 3835 | Flags += " "; |
| 3836 | Flags += OriginalArgs[i]; |
| 3837 | } |
| 3838 | CmdArgs.push_back("-dwarf-debug-flags"); |
| 3839 | CmdArgs.push_back(Args.MakeArgString(Flags.str())); |
| 3840 | } |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3841 | |
| 3842 | // FIXME: Add -static support, once we have it. |
| 3843 | |
| 3844 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 3845 | options::OPT_Xassembler); |
Daniel Dunbar | 3df2325 | 2011-04-29 17:53:18 +0000 | [diff] [blame] | 3846 | Args.AddAllArgs(CmdArgs, options::OPT_mllvm); |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3847 | |
| 3848 | assert(Output.isFilename() && "Unexpected lipo output."); |
| 3849 | CmdArgs.push_back("-o"); |
| 3850 | CmdArgs.push_back(Output.getFilename()); |
| 3851 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 3852 | assert(Input.isFilename() && "Invalid input."); |
| 3853 | CmdArgs.push_back(Input.getFilename()); |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3854 | |
Daniel Dunbar | a001c1c | 2010-07-18 21:16:15 +0000 | [diff] [blame] | 3855 | const char *Exec = getToolChain().getDriver().getClangProgramPath(); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 3856 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Eric Christopher | 708d72a | 2013-04-10 21:30:40 +0000 | [diff] [blame] | 3857 | |
| 3858 | // Handle the debug info splitting at object creation time if we're |
| 3859 | // creating an object. |
| 3860 | // TODO: Currently only works on linux with newer objcopy. |
| 3861 | if (Args.hasArg(options::OPT_gsplit_dwarf) && |
| 3862 | (getToolChain().getTriple().getOS() == llvm::Triple::Linux)) |
| 3863 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, |
| 3864 | SplitDebugName(Args, Inputs)); |
Daniel Dunbar | 20a9aa5 | 2010-05-20 21:30:13 +0000 | [diff] [blame] | 3865 | } |
| 3866 | |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3867 | void gcc::Common::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3868 | const InputInfo &Output, |
| 3869 | const InputInfoList &Inputs, |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3870 | const ArgList &Args, |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3871 | const char *LinkingOutput) const { |
Daniel Dunbar | ee788e7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 3872 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3873 | ArgStringList CmdArgs; |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 3874 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3875 | for (ArgList::const_iterator |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3876 | it = Args.begin(), ie = Args.end(); it != ie; ++it) { |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3877 | Arg *A = *it; |
Michael J. Spencer | 91e06da | 2012-10-19 22:37:06 +0000 | [diff] [blame] | 3878 | if (forwardToGCC(A->getOption())) { |
Daniel Dunbar | 2dffe2d | 2010-08-03 16:14:14 +0000 | [diff] [blame] | 3879 | // Don't forward any -g arguments to assembly steps. |
| 3880 | if (isa<AssembleJobAction>(JA) && |
| 3881 | A->getOption().matches(options::OPT_g_Group)) |
| 3882 | continue; |
| 3883 | |
Daniel Dunbar | 7587719 | 2009-03-19 07:55:12 +0000 | [diff] [blame] | 3884 | // It is unfortunate that we have to claim here, as this means |
| 3885 | // we will basically never report anything interesting for |
Daniel Dunbar | 6ecc7a9 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 3886 | // platforms using a generic gcc, even if we are just using gcc |
| 3887 | // to get to the assembler. |
Daniel Dunbar | 7587719 | 2009-03-19 07:55:12 +0000 | [diff] [blame] | 3888 | A->claim(); |
Daniel Dunbar | 1d46033 | 2009-03-18 10:01:51 +0000 | [diff] [blame] | 3889 | A->render(Args, CmdArgs); |
Daniel Dunbar | 7587719 | 2009-03-19 07:55:12 +0000 | [diff] [blame] | 3890 | } |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3891 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3892 | |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 3893 | RenderExtraToolArgs(JA, CmdArgs); |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3894 | |
| 3895 | // If using a driver driver, force the arch. |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 3896 | llvm::Triple::ArchType Arch = getToolChain().getArch(); |
Bob Wilson | 905c45f | 2011-10-14 05:03:44 +0000 | [diff] [blame] | 3897 | if (getToolChain().getTriple().isOSDarwin()) { |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3898 | CmdArgs.push_back("-arch"); |
Daniel Dunbar | bf54a06 | 2009-04-01 20:33:11 +0000 | [diff] [blame] | 3899 | |
| 3900 | // FIXME: Remove these special cases. |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 3901 | if (Arch == llvm::Triple::ppc) |
Daniel Dunbar | 7cfe31a | 2009-05-22 02:21:04 +0000 | [diff] [blame] | 3902 | CmdArgs.push_back("ppc"); |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 3903 | else if (Arch == llvm::Triple::ppc64) |
Daniel Dunbar | 7cfe31a | 2009-05-22 02:21:04 +0000 | [diff] [blame] | 3904 | CmdArgs.push_back("ppc64"); |
| 3905 | else |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 3906 | CmdArgs.push_back(Args.MakeArgString(getToolChain().getArchName())); |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3907 | } |
| 3908 | |
Daniel Dunbar | 6ecc7a9 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 3909 | // Try to force gcc to match the tool chain we want, if we recognize |
| 3910 | // the arch. |
Daniel Dunbar | 7cfe31a | 2009-05-22 02:21:04 +0000 | [diff] [blame] | 3911 | // |
| 3912 | // FIXME: The triple class should directly provide the information we want |
| 3913 | // here. |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 3914 | if (Arch == llvm::Triple::x86 || Arch == llvm::Triple::ppc) |
Daniel Dunbar | 6ecc7a9 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 3915 | CmdArgs.push_back("-m32"); |
Hans Wennborg | 3309229 | 2013-03-20 07:34:27 +0000 | [diff] [blame] | 3916 | else if (Arch == llvm::Triple::x86_64 || Arch == llvm::Triple::ppc64) |
Daniel Dunbar | 6ecc7a9 | 2009-05-02 21:41:52 +0000 | [diff] [blame] | 3917 | CmdArgs.push_back("-m64"); |
| 3918 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 3919 | if (Output.isFilename()) { |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3920 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 3921 | CmdArgs.push_back(Output.getFilename()); |
| 3922 | } else { |
| 3923 | assert(Output.isNothing() && "Unexpected output"); |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3924 | CmdArgs.push_back("-fsyntax-only"); |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 3925 | } |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3926 | |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 3927 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 3928 | options::OPT_Xassembler); |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3929 | |
| 3930 | // Only pass -x if gcc will understand it; otherwise hope gcc |
| 3931 | // understands the suffix correctly. The main use case this would go |
| 3932 | // wrong in is for linker inputs if they happened to have an odd |
| 3933 | // suffix; really the only way to get this to happen is a command |
| 3934 | // like '-x foobar a.c' which will treat a.c like a linker input. |
| 3935 | // |
| 3936 | // FIXME: For the linker case specifically, can we safely convert |
| 3937 | // inputs into '-Wl,' options? |
| 3938 | for (InputInfoList::const_iterator |
| 3939 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 3940 | const InputInfo &II = *it; |
Daniel Dunbar | a8304f6 | 2009-05-02 20:14:53 +0000 | [diff] [blame] | 3941 | |
Daniel Dunbar | 5915fbf | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 3942 | // Don't try to pass LLVM or AST inputs to a generic gcc. |
Daniel Dunbar | 6c6424b | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 3943 | if (II.getType() == types::TY_LLVM_IR || II.getType() == types::TY_LTO_IR || |
| 3944 | II.getType() == types::TY_LLVM_BC || II.getType() == types::TY_LTO_BC) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3945 | D.Diag(diag::err_drv_no_linker_llvm_support) |
Daniel Dunbar | 8813764 | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 3946 | << getToolChain().getTripleString(); |
Daniel Dunbar | 5915fbf | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 3947 | else if (II.getType() == types::TY_AST) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 3948 | D.Diag(diag::err_drv_no_ast_support) |
Daniel Dunbar | 8813764 | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 3949 | << getToolChain().getTripleString(); |
Douglas Gregor | c544ba0 | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 3950 | else if (II.getType() == types::TY_ModuleFile) |
| 3951 | D.Diag(diag::err_drv_no_module_support) |
| 3952 | << getToolChain().getTripleString(); |
Daniel Dunbar | a8304f6 | 2009-05-02 20:14:53 +0000 | [diff] [blame] | 3953 | |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3954 | if (types::canTypeBeUserSpecified(II.getType())) { |
| 3955 | CmdArgs.push_back("-x"); |
| 3956 | CmdArgs.push_back(types::getTypeName(II.getType())); |
| 3957 | } |
| 3958 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 3959 | if (II.isFilename()) |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 3960 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 48f9994 | 2010-09-25 18:10:05 +0000 | [diff] [blame] | 3961 | else { |
| 3962 | const Arg &A = II.getInputArg(); |
| 3963 | |
| 3964 | // Reverse translate some rewritten options. |
| 3965 | if (A.getOption().matches(options::OPT_Z_reserved_lib_stdcxx)) { |
| 3966 | CmdArgs.push_back("-lstdc++"); |
| 3967 | continue; |
| 3968 | } |
| 3969 | |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 3970 | // Don't render as input, we need gcc to do the translations. |
Daniel Dunbar | 48f9994 | 2010-09-25 18:10:05 +0000 | [diff] [blame] | 3971 | A.render(Args, CmdArgs); |
| 3972 | } |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3973 | } |
| 3974 | |
Dylan Noblesmith | b8a3e81 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 3975 | const std::string customGCCName = D.getCCCGenericGCCName(); |
| 3976 | const char *GCCName; |
| 3977 | if (!customGCCName.empty()) |
| 3978 | GCCName = customGCCName.c_str(); |
| 3979 | else if (D.CCCIsCXX) { |
Dylan Noblesmith | b8a3e81 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 3980 | GCCName = "g++"; |
Dylan Noblesmith | b8a3e81 | 2011-04-09 13:31:59 +0000 | [diff] [blame] | 3981 | } else |
| 3982 | GCCName = "gcc"; |
| 3983 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 3984 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 3985 | Args.MakeArgString(getToolChain().GetProgramPath(GCCName)); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 3986 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 3987 | } |
| 3988 | |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 3989 | void gcc::Preprocess::RenderExtraToolArgs(const JobAction &JA, |
| 3990 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3991 | CmdArgs.push_back("-E"); |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 3992 | } |
| 3993 | |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 3994 | void gcc::Precompile::RenderExtraToolArgs(const JobAction &JA, |
| 3995 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 3996 | // The type is good enough. |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 3997 | } |
| 3998 | |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 3999 | void gcc::Compile::RenderExtraToolArgs(const JobAction &JA, |
| 4000 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | 6495250 | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 4001 | const Driver &D = getToolChain().getDriver(); |
| 4002 | |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 4003 | // If -flto, etc. are present then make sure not to force assembly output. |
Daniel Dunbar | 6c6424b | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 4004 | if (JA.getType() == types::TY_LLVM_IR || JA.getType() == types::TY_LTO_IR || |
| 4005 | JA.getType() == types::TY_LLVM_BC || JA.getType() == types::TY_LTO_BC) |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 4006 | CmdArgs.push_back("-c"); |
Daniel Dunbar | 6495250 | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 4007 | else { |
| 4008 | if (JA.getType() != types::TY_PP_Asm) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4009 | D.Diag(diag::err_drv_invalid_gcc_output_type) |
Daniel Dunbar | 6495250 | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 4010 | << getTypeName(JA.getType()); |
Michael J. Spencer | 20249a1 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 4011 | |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 4012 | CmdArgs.push_back("-S"); |
Daniel Dunbar | 6495250 | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 4013 | } |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 4014 | } |
| 4015 | |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 4016 | void gcc::Assemble::RenderExtraToolArgs(const JobAction &JA, |
| 4017 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 4018 | CmdArgs.push_back("-c"); |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 4019 | } |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 4020 | |
Daniel Dunbar | 82b51cc | 2010-01-25 22:35:08 +0000 | [diff] [blame] | 4021 | void gcc::Link::RenderExtraToolArgs(const JobAction &JA, |
| 4022 | ArgStringList &CmdArgs) const { |
Daniel Dunbar | b488c1d | 2009-03-18 08:07:30 +0000 | [diff] [blame] | 4023 | // The types are (hopefully) good enough. |
| 4024 | } |
| 4025 | |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4026 | // Hexagon tools start. |
| 4027 | void hexagon::Assemble::RenderExtraToolArgs(const JobAction &JA, |
| 4028 | ArgStringList &CmdArgs) const { |
| 4029 | |
| 4030 | } |
| 4031 | void hexagon::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
| 4032 | const InputInfo &Output, |
| 4033 | const InputInfoList &Inputs, |
| 4034 | const ArgList &Args, |
| 4035 | const char *LinkingOutput) const { |
| 4036 | |
| 4037 | const Driver &D = getToolChain().getDriver(); |
| 4038 | ArgStringList CmdArgs; |
| 4039 | |
| 4040 | std::string MarchString = "-march="; |
Matthew Curtis | 6781415 | 2012-12-06 14:16:43 +0000 | [diff] [blame] | 4041 | MarchString += toolchains::Hexagon_TC::GetTargetCPU(Args); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4042 | CmdArgs.push_back(Args.MakeArgString(MarchString)); |
| 4043 | |
| 4044 | RenderExtraToolArgs(JA, CmdArgs); |
| 4045 | |
| 4046 | if (Output.isFilename()) { |
| 4047 | CmdArgs.push_back("-o"); |
| 4048 | CmdArgs.push_back(Output.getFilename()); |
| 4049 | } else { |
| 4050 | assert(Output.isNothing() && "Unexpected output"); |
| 4051 | CmdArgs.push_back("-fsyntax-only"); |
| 4052 | } |
| 4053 | |
Matthew Curtis | 33c95f1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 4054 | std::string SmallDataThreshold = GetHexagonSmallDataThresholdValue(Args); |
| 4055 | if (!SmallDataThreshold.empty()) |
| 4056 | CmdArgs.push_back( |
| 4057 | Args.MakeArgString(std::string("-G") + SmallDataThreshold)); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4058 | |
Matthew Curtis | 3d8d422 | 2012-12-07 17:23:04 +0000 | [diff] [blame] | 4059 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 4060 | options::OPT_Xassembler); |
| 4061 | |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4062 | // Only pass -x if gcc will understand it; otherwise hope gcc |
| 4063 | // understands the suffix correctly. The main use case this would go |
| 4064 | // wrong in is for linker inputs if they happened to have an odd |
| 4065 | // suffix; really the only way to get this to happen is a command |
| 4066 | // like '-x foobar a.c' which will treat a.c like a linker input. |
| 4067 | // |
| 4068 | // FIXME: For the linker case specifically, can we safely convert |
| 4069 | // inputs into '-Wl,' options? |
| 4070 | for (InputInfoList::const_iterator |
| 4071 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 4072 | const InputInfo &II = *it; |
| 4073 | |
| 4074 | // Don't try to pass LLVM or AST inputs to a generic gcc. |
| 4075 | if (II.getType() == types::TY_LLVM_IR || II.getType() == types::TY_LTO_IR || |
| 4076 | II.getType() == types::TY_LLVM_BC || II.getType() == types::TY_LTO_BC) |
| 4077 | D.Diag(clang::diag::err_drv_no_linker_llvm_support) |
| 4078 | << getToolChain().getTripleString(); |
| 4079 | else if (II.getType() == types::TY_AST) |
| 4080 | D.Diag(clang::diag::err_drv_no_ast_support) |
| 4081 | << getToolChain().getTripleString(); |
Douglas Gregor | c544ba0 | 2013-03-27 16:47:18 +0000 | [diff] [blame] | 4082 | else if (II.getType() == types::TY_ModuleFile) |
| 4083 | D.Diag(diag::err_drv_no_module_support) |
| 4084 | << getToolChain().getTripleString(); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4085 | |
| 4086 | if (II.isFilename()) |
| 4087 | CmdArgs.push_back(II.getFilename()); |
| 4088 | else |
| 4089 | // Don't render as input, we need gcc to do the translations. FIXME: Pranav: What is this ? |
| 4090 | II.getInputArg().render(Args, CmdArgs); |
| 4091 | } |
| 4092 | |
| 4093 | const char *GCCName = "hexagon-as"; |
| 4094 | const char *Exec = |
| 4095 | Args.MakeArgString(getToolChain().GetProgramPath(GCCName)); |
| 4096 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 4097 | |
| 4098 | } |
| 4099 | void hexagon::Link::RenderExtraToolArgs(const JobAction &JA, |
| 4100 | ArgStringList &CmdArgs) const { |
| 4101 | // The types are (hopefully) good enough. |
| 4102 | } |
| 4103 | |
| 4104 | void hexagon::Link::ConstructJob(Compilation &C, const JobAction &JA, |
| 4105 | const InputInfo &Output, |
| 4106 | const InputInfoList &Inputs, |
| 4107 | const ArgList &Args, |
| 4108 | const char *LinkingOutput) const { |
| 4109 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4110 | const toolchains::Hexagon_TC& ToolChain = |
| 4111 | static_cast<const toolchains::Hexagon_TC&>(getToolChain()); |
| 4112 | const Driver &D = ToolChain.getDriver(); |
| 4113 | |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4114 | ArgStringList CmdArgs; |
| 4115 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4116 | //---------------------------------------------------------------------------- |
| 4117 | // |
| 4118 | //---------------------------------------------------------------------------- |
| 4119 | bool hasStaticArg = Args.hasArg(options::OPT_static); |
| 4120 | bool buildingLib = Args.hasArg(options::OPT_shared); |
Matthew Curtis | 33c95f1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 4121 | bool buildPIE = Args.hasArg(options::OPT_pie); |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4122 | bool incStdLib = !Args.hasArg(options::OPT_nostdlib); |
| 4123 | bool incStartFiles = !Args.hasArg(options::OPT_nostartfiles); |
| 4124 | bool incDefLibs = !Args.hasArg(options::OPT_nodefaultlibs); |
| 4125 | bool useShared = buildingLib && !hasStaticArg; |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4126 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4127 | //---------------------------------------------------------------------------- |
| 4128 | // Silence warnings for various options |
| 4129 | //---------------------------------------------------------------------------- |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4130 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4131 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 4132 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 4133 | Args.ClaimAllArgs(options::OPT_w); // Other warning options are already |
| 4134 | // handled somewhere else. |
| 4135 | Args.ClaimAllArgs(options::OPT_static_libgcc); |
| 4136 | |
| 4137 | //---------------------------------------------------------------------------- |
| 4138 | // |
| 4139 | //---------------------------------------------------------------------------- |
| 4140 | for (std::vector<std::string>::const_iterator i = ToolChain.ExtraOpts.begin(), |
| 4141 | e = ToolChain.ExtraOpts.end(); |
| 4142 | i != e; ++i) |
| 4143 | CmdArgs.push_back(i->c_str()); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4144 | |
Matthew Curtis | 6781415 | 2012-12-06 14:16:43 +0000 | [diff] [blame] | 4145 | std::string MarchString = toolchains::Hexagon_TC::GetTargetCPU(Args); |
| 4146 | CmdArgs.push_back(Args.MakeArgString("-m" + MarchString)); |
Sebastian Pop | 43115d4 | 2012-01-13 20:37:10 +0000 | [diff] [blame] | 4147 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4148 | if (buildingLib) { |
| 4149 | CmdArgs.push_back("-shared"); |
| 4150 | CmdArgs.push_back("-call_shared"); // should be the default, but doing as |
| 4151 | // hexagon-gcc does |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4152 | } |
| 4153 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4154 | if (hasStaticArg) |
| 4155 | CmdArgs.push_back("-static"); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4156 | |
Matthew Curtis | 33c95f1 | 2012-12-06 17:49:03 +0000 | [diff] [blame] | 4157 | if (buildPIE && !buildingLib) |
| 4158 | CmdArgs.push_back("-pie"); |
| 4159 | |
| 4160 | std::string SmallDataThreshold = GetHexagonSmallDataThresholdValue(Args); |
| 4161 | if (!SmallDataThreshold.empty()) { |
| 4162 | CmdArgs.push_back( |
| 4163 | Args.MakeArgString(std::string("-G") + SmallDataThreshold)); |
| 4164 | } |
| 4165 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4166 | //---------------------------------------------------------------------------- |
| 4167 | // |
| 4168 | //---------------------------------------------------------------------------- |
| 4169 | CmdArgs.push_back("-o"); |
| 4170 | CmdArgs.push_back(Output.getFilename()); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4171 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4172 | const std::string MarchSuffix = "/" + MarchString; |
| 4173 | const std::string G0Suffix = "/G0"; |
| 4174 | const std::string MarchG0Suffix = MarchSuffix + G0Suffix; |
| 4175 | const std::string RootDir = toolchains::Hexagon_TC::GetGnuDir(D.InstalledDir) |
| 4176 | + "/"; |
| 4177 | const std::string StartFilesDir = RootDir |
| 4178 | + "hexagon/lib" |
| 4179 | + (buildingLib |
| 4180 | ? MarchG0Suffix : MarchSuffix); |
| 4181 | |
| 4182 | //---------------------------------------------------------------------------- |
| 4183 | // moslib |
| 4184 | //---------------------------------------------------------------------------- |
| 4185 | std::vector<std::string> oslibs; |
| 4186 | bool hasStandalone= false; |
| 4187 | |
| 4188 | for (arg_iterator it = Args.filtered_begin(options::OPT_moslib_EQ), |
| 4189 | ie = Args.filtered_end(); it != ie; ++it) { |
| 4190 | (*it)->claim(); |
| 4191 | oslibs.push_back((*it)->getValue()); |
| 4192 | hasStandalone = hasStandalone || (oslibs.back() == "standalone"); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4193 | } |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4194 | if (oslibs.empty()) { |
| 4195 | oslibs.push_back("standalone"); |
| 4196 | hasStandalone = true; |
| 4197 | } |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4198 | |
Matthew Curtis | 5fdf350 | 2012-12-06 15:46:07 +0000 | [diff] [blame] | 4199 | //---------------------------------------------------------------------------- |
| 4200 | // Start Files |
| 4201 | //---------------------------------------------------------------------------- |
| 4202 | if (incStdLib && incStartFiles) { |
| 4203 | |
| 4204 | if (!buildingLib) { |
| 4205 | if (hasStandalone) { |
| 4206 | CmdArgs.push_back( |
| 4207 | Args.MakeArgString(StartFilesDir + "/crt0_standalone.o")); |
| 4208 | } |
| 4209 | CmdArgs.push_back(Args.MakeArgString(StartFilesDir + "/crt0.o")); |
| 4210 | } |
| 4211 | std::string initObj = useShared ? "/initS.o" : "/init.o"; |
| 4212 | CmdArgs.push_back(Args.MakeArgString(StartFilesDir + initObj)); |
| 4213 | } |
| 4214 | |
| 4215 | //---------------------------------------------------------------------------- |
| 4216 | // Library Search Paths |
| 4217 | //---------------------------------------------------------------------------- |
| 4218 | const ToolChain::path_list &LibPaths = ToolChain.getFilePaths(); |
| 4219 | for (ToolChain::path_list::const_iterator |
| 4220 | i = LibPaths.begin(), |
| 4221 | e = LibPaths.end(); |
| 4222 | i != e; |
| 4223 | ++i) |
| 4224 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + *i)); |
| 4225 | |
| 4226 | //---------------------------------------------------------------------------- |
| 4227 | // |
| 4228 | //---------------------------------------------------------------------------- |
| 4229 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 4230 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 4231 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 4232 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 4233 | Args.AddAllArgs(CmdArgs, options::OPT_u_Group); |
| 4234 | |
| 4235 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 4236 | |
| 4237 | //---------------------------------------------------------------------------- |
| 4238 | // Libraries |
| 4239 | //---------------------------------------------------------------------------- |
| 4240 | if (incStdLib && incDefLibs) { |
| 4241 | if (D.CCCIsCXX) { |
| 4242 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
| 4243 | CmdArgs.push_back("-lm"); |
| 4244 | } |
| 4245 | |
| 4246 | CmdArgs.push_back("--start-group"); |
| 4247 | |
| 4248 | if (!buildingLib) { |
| 4249 | for(std::vector<std::string>::iterator i = oslibs.begin(), |
| 4250 | e = oslibs.end(); i != e; ++i) |
| 4251 | CmdArgs.push_back(Args.MakeArgString("-l" + *i)); |
| 4252 | CmdArgs.push_back("-lc"); |
| 4253 | } |
| 4254 | CmdArgs.push_back("-lgcc"); |
| 4255 | |
| 4256 | CmdArgs.push_back("--end-group"); |
| 4257 | } |
| 4258 | |
| 4259 | //---------------------------------------------------------------------------- |
| 4260 | // End files |
| 4261 | //---------------------------------------------------------------------------- |
| 4262 | if (incStdLib && incStartFiles) { |
| 4263 | std::string finiObj = useShared ? "/finiS.o" : "/fini.o"; |
| 4264 | CmdArgs.push_back(Args.MakeArgString(StartFilesDir + finiObj)); |
| 4265 | } |
| 4266 | |
| 4267 | std::string Linker = ToolChain.GetProgramPath("hexagon-ld"); |
| 4268 | C.addCommand( |
| 4269 | new Command( |
| 4270 | JA, *this, |
| 4271 | Args.MakeArgString(Linker), CmdArgs)); |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4272 | } |
| 4273 | // Hexagon tools end. |
| 4274 | |
Rafael Espindola | cfed828 | 2012-10-31 18:51:07 +0000 | [diff] [blame] | 4275 | llvm::Triple::ArchType darwin::getArchTypeForDarwinArchName(StringRef Str) { |
| 4276 | // See arch(3) and llvm-gcc's driver-driver.c. We don't implement support for |
| 4277 | // archs which Darwin doesn't use. |
| 4278 | |
| 4279 | // The matching this routine does is fairly pointless, since it is neither the |
| 4280 | // complete architecture list, nor a reasonable subset. The problem is that |
| 4281 | // historically the driver driver accepts this and also ties its -march= |
| 4282 | // handling to the architecture name, so we need to be careful before removing |
| 4283 | // support for it. |
| 4284 | |
| 4285 | // This code must be kept in sync with Clang's Darwin specific argument |
| 4286 | // translation. |
| 4287 | |
| 4288 | return llvm::StringSwitch<llvm::Triple::ArchType>(Str) |
| 4289 | .Cases("ppc", "ppc601", "ppc603", "ppc604", "ppc604e", llvm::Triple::ppc) |
| 4290 | .Cases("ppc750", "ppc7400", "ppc7450", "ppc970", llvm::Triple::ppc) |
| 4291 | .Case("ppc64", llvm::Triple::ppc64) |
| 4292 | .Cases("i386", "i486", "i486SX", "i586", "i686", llvm::Triple::x86) |
| 4293 | .Cases("pentium", "pentpro", "pentIIm3", "pentIIm5", "pentium4", |
| 4294 | llvm::Triple::x86) |
| 4295 | .Case("x86_64", llvm::Triple::x86_64) |
| 4296 | // This is derived from the driver driver. |
Bob Wilson | 2503ebd | 2013-03-04 22:37:49 +0000 | [diff] [blame] | 4297 | .Cases("arm", "armv4t", "armv5", "armv6", "armv6m", llvm::Triple::arm) |
| 4298 | .Cases("armv7", "armv7em", "armv7f", "armv7k", "armv7m", llvm::Triple::arm) |
| 4299 | .Cases("armv7s", "xscale", llvm::Triple::arm) |
Rafael Espindola | cfed828 | 2012-10-31 18:51:07 +0000 | [diff] [blame] | 4300 | .Case("r600", llvm::Triple::r600) |
| 4301 | .Case("nvptx", llvm::Triple::nvptx) |
| 4302 | .Case("nvptx64", llvm::Triple::nvptx64) |
| 4303 | .Case("amdil", llvm::Triple::amdil) |
| 4304 | .Case("spir", llvm::Triple::spir) |
| 4305 | .Default(llvm::Triple::UnknownArch); |
| 4306 | } |
Tony Linthicum | 9631939 | 2011-12-12 21:14:55 +0000 | [diff] [blame] | 4307 | |
Bob Wilson | 66b8a66 | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 4308 | const char *Clang::getBaseInputName(const ArgList &Args, |
| 4309 | const InputInfoList &Inputs) { |
Michael J. Spencer | 472ccff | 2010-12-18 00:19:12 +0000 | [diff] [blame] | 4310 | return Args.MakeArgString( |
| 4311 | llvm::sys::path::filename(Inputs[0].getBaseInput())); |
Daniel Dunbar | a3ec60e | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 4312 | } |
| 4313 | |
Bob Wilson | 66b8a66 | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 4314 | const char *Clang::getBaseInputStem(const ArgList &Args, |
| 4315 | const InputInfoList &Inputs) { |
Daniel Dunbar | a3ec60e | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 4316 | const char *Str = getBaseInputName(Args, Inputs); |
| 4317 | |
Chris Lattner | 657ca66 | 2011-01-16 08:14:11 +0000 | [diff] [blame] | 4318 | if (const char *End = strrchr(Str, '.')) |
Daniel Dunbar | 8813764 | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 4319 | return Args.MakeArgString(std::string(Str, End)); |
Daniel Dunbar | a3ec60e | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 4320 | |
| 4321 | return Str; |
| 4322 | } |
| 4323 | |
Bob Wilson | 66b8a66 | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 4324 | const char *Clang::getDependencyFileName(const ArgList &Args, |
| 4325 | const InputInfoList &Inputs) { |
Daniel Dunbar | a3ec60e | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 4326 | // FIXME: Think about this more. |
| 4327 | std::string Res; |
| 4328 | |
| 4329 | if (Arg *OutputOpt = Args.getLastArg(options::OPT_o)) { |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4330 | std::string Str(OutputOpt->getValue()); |
Daniel Dunbar | a3ec60e | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 4331 | Res = Str.substr(0, Str.rfind('.')); |
Chad Rosier | 3060178 | 2011-08-17 23:08:45 +0000 | [diff] [blame] | 4332 | } else { |
Bob Wilson | 66b8a66 | 2012-11-23 06:14:39 +0000 | [diff] [blame] | 4333 | Res = getBaseInputStem(Args, Inputs); |
Chad Rosier | 3060178 | 2011-08-17 23:08:45 +0000 | [diff] [blame] | 4334 | } |
Daniel Dunbar | 8813764 | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 4335 | return Args.MakeArgString(Res + ".d"); |
Daniel Dunbar | a3ec60e | 2009-03-29 18:40:18 +0000 | [diff] [blame] | 4336 | } |
| 4337 | |
Daniel Dunbar | 8cac5f7 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 4338 | void darwin::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 4339 | const InputInfo &Output, |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4340 | const InputInfoList &Inputs, |
| 4341 | const ArgList &Args, |
Daniel Dunbar | 8cac5f7 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 4342 | const char *LinkingOutput) const { |
| 4343 | ArgStringList CmdArgs; |
| 4344 | |
| 4345 | assert(Inputs.size() == 1 && "Unexpected number of inputs."); |
| 4346 | const InputInfo &Input = Inputs[0]; |
| 4347 | |
Daniel Dunbar | 34bac1f | 2011-04-12 23:59:20 +0000 | [diff] [blame] | 4348 | // Determine the original source input. |
| 4349 | const Action *SourceAction = &JA; |
| 4350 | while (SourceAction->getKind() != Action::InputClass) { |
| 4351 | assert(!SourceAction->getInputs().empty() && "unexpected root action!"); |
| 4352 | SourceAction = SourceAction->getInputs()[0]; |
| 4353 | } |
| 4354 | |
| 4355 | // Forward -g, assuming we are dealing with an actual assembly file. |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 4356 | if (SourceAction->getType() == types::TY_Asm || |
Daniel Dunbar | 34bac1f | 2011-04-12 23:59:20 +0000 | [diff] [blame] | 4357 | SourceAction->getType() == types::TY_PP_Asm) { |
Daniel Dunbar | 8e4fea6 | 2009-04-01 00:27:44 +0000 | [diff] [blame] | 4358 | if (Args.hasArg(options::OPT_gstabs)) |
| 4359 | CmdArgs.push_back("--gstabs"); |
| 4360 | else if (Args.hasArg(options::OPT_g_Group)) |
Bob Wilson | 591ff15 | 2011-11-02 05:10:45 +0000 | [diff] [blame] | 4361 | CmdArgs.push_back("-g"); |
Daniel Dunbar | 8e4fea6 | 2009-04-01 00:27:44 +0000 | [diff] [blame] | 4362 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4363 | |
Daniel Dunbar | 8cac5f7 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 4364 | // Derived from asm spec. |
Daniel Dunbar | cc6f803 | 2009-09-09 18:36:27 +0000 | [diff] [blame] | 4365 | AddDarwinArch(Args, CmdArgs); |
Daniel Dunbar | 8cac5f7 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 4366 | |
Daniel Dunbar | f5438e3 | 2010-07-22 01:47:22 +0000 | [diff] [blame] | 4367 | // Use -force_cpusubtype_ALL on x86 by default. |
| 4368 | if (getToolChain().getTriple().getArch() == llvm::Triple::x86 || |
| 4369 | getToolChain().getTriple().getArch() == llvm::Triple::x86_64 || |
Daniel Dunbar | cc6f803 | 2009-09-09 18:36:27 +0000 | [diff] [blame] | 4370 | Args.hasArg(options::OPT_force__cpusubtype__ALL)) |
| 4371 | CmdArgs.push_back("-force_cpusubtype_ALL"); |
| 4372 | |
Daniel Dunbar | 0e2679d | 2009-08-24 22:26:16 +0000 | [diff] [blame] | 4373 | if (getToolChain().getTriple().getArch() != llvm::Triple::x86_64 && |
Daniel Dunbar | 7a0c064 | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 4374 | (((Args.hasArg(options::OPT_mkernel) || |
Eric Christopher | 59320e7 | 2013-02-21 22:35:01 +0000 | [diff] [blame] | 4375 | Args.hasArg(options::OPT_fapple_kext)) && |
Daniel Dunbar | 7a0c064 | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 4376 | (!getDarwinToolChain().isTargetIPhoneOS() || |
| 4377 | getDarwinToolChain().isIPhoneOSVersionLT(6, 0))) || |
| 4378 | Args.hasArg(options::OPT_static))) |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4379 | CmdArgs.push_back("-static"); |
| 4380 | |
Daniel Dunbar | 8cac5f7 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 4381 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 4382 | options::OPT_Xassembler); |
| 4383 | |
| 4384 | assert(Output.isFilename() && "Unexpected lipo output."); |
| 4385 | CmdArgs.push_back("-o"); |
| 4386 | CmdArgs.push_back(Output.getFilename()); |
| 4387 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 4388 | assert(Input.isFilename() && "Invalid input."); |
| 4389 | CmdArgs.push_back(Input.getFilename()); |
Daniel Dunbar | 8cac5f7 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 4390 | |
| 4391 | // asm_final spec is empty. |
| 4392 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4393 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 4394 | Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 4395 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | 8cac5f7 | 2009-03-20 16:06:39 +0000 | [diff] [blame] | 4396 | } |
Daniel Dunbar | ff7488d | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 4397 | |
David Blaikie | 99ba9e3 | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 4398 | void darwin::DarwinTool::anchor() {} |
| 4399 | |
Daniel Dunbar | fbefe6b | 2009-09-09 18:36:20 +0000 | [diff] [blame] | 4400 | void darwin::DarwinTool::AddDarwinArch(const ArgList &Args, |
| 4401 | ArgStringList &CmdArgs) const { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4402 | StringRef ArchName = getDarwinToolChain().getDarwinArchName(Args); |
Daniel Dunbar | eeff406 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 4403 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4404 | // Derived from darwin_arch spec. |
| 4405 | CmdArgs.push_back("-arch"); |
Daniel Dunbar | eeff406 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 4406 | CmdArgs.push_back(Args.MakeArgString(ArchName)); |
Daniel Dunbar | 78dbd58 | 2009-09-04 18:35:31 +0000 | [diff] [blame] | 4407 | |
Daniel Dunbar | eeff406 | 2010-01-22 02:04:58 +0000 | [diff] [blame] | 4408 | // FIXME: Is this needed anymore? |
| 4409 | if (ArchName == "arm") |
Daniel Dunbar | 78dbd58 | 2009-09-04 18:35:31 +0000 | [diff] [blame] | 4410 | CmdArgs.push_back("-force_cpusubtype_ALL"); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4411 | } |
| 4412 | |
Bill Wendling | 6acf8b4 | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 4413 | bool darwin::Link::NeedsTempPath(const InputInfoList &Inputs) const { |
| 4414 | // We only need to generate a temp path for LTO if we aren't compiling object |
| 4415 | // files. When compiling source files, we run 'dsymutil' after linking. We |
| 4416 | // don't run 'dsymutil' when compiling object files. |
| 4417 | for (InputInfoList::const_iterator |
| 4418 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) |
| 4419 | if (it->getType() != types::TY_Object) |
| 4420 | return true; |
| 4421 | |
| 4422 | return false; |
| 4423 | } |
| 4424 | |
Daniel Dunbar | 748de8e | 2010-09-09 21:51:05 +0000 | [diff] [blame] | 4425 | void darwin::Link::AddLinkArgs(Compilation &C, |
| 4426 | const ArgList &Args, |
Bill Wendling | 6acf8b4 | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 4427 | ArgStringList &CmdArgs, |
| 4428 | const InputInfoList &Inputs) const { |
Daniel Dunbar | ee788e7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 4429 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | ce911f5 | 2011-04-28 21:23:41 +0000 | [diff] [blame] | 4430 | const toolchains::Darwin &DarwinTC = getDarwinToolChain(); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4431 | |
Daniel Dunbar | b18dc5b | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 4432 | unsigned Version[3] = { 0, 0, 0 }; |
| 4433 | if (Arg *A = Args.getLastArg(options::OPT_mlinker_version_EQ)) { |
| 4434 | bool HadExtra; |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4435 | if (!Driver::GetReleaseVersion(A->getValue(), Version[0], |
Daniel Dunbar | b18dc5b | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 4436 | Version[1], Version[2], HadExtra) || |
| 4437 | HadExtra) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4438 | D.Diag(diag::err_drv_invalid_version_number) |
Daniel Dunbar | b18dc5b | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 4439 | << A->getAsString(Args); |
| 4440 | } |
| 4441 | |
| 4442 | // Newer linkers support -demangle, pass it if supported and not disabled by |
| 4443 | // the user. |
Daniel Dunbar | d2d2088 | 2012-01-04 21:45:27 +0000 | [diff] [blame] | 4444 | if (Version[0] >= 100 && !Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) { |
Daniel Dunbar | bcf1da8 | 2010-09-07 17:07:49 +0000 | [diff] [blame] | 4445 | // Don't pass -demangle to ld_classic. |
| 4446 | // |
| 4447 | // FIXME: This is a temporary workaround, ld should be handling this. |
| 4448 | bool UsesLdClassic = (getToolChain().getArch() == llvm::Triple::x86 && |
| 4449 | Args.hasArg(options::OPT_static)); |
Daniel Dunbar | 9ced704 | 2010-09-07 17:50:41 +0000 | [diff] [blame] | 4450 | if (getToolChain().getArch() == llvm::Triple::x86) { |
| 4451 | for (arg_iterator it = Args.filtered_begin(options::OPT_Xlinker, |
| 4452 | options::OPT_Wl_COMMA), |
| 4453 | ie = Args.filtered_end(); it != ie; ++it) { |
| 4454 | const Arg *A = *it; |
| 4455 | for (unsigned i = 0, e = A->getNumValues(); i != e; ++i) |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4456 | if (StringRef(A->getValue(i)) == "-kext") |
Daniel Dunbar | 9ced704 | 2010-09-07 17:50:41 +0000 | [diff] [blame] | 4457 | UsesLdClassic = true; |
| 4458 | } |
| 4459 | } |
Daniel Dunbar | bcf1da8 | 2010-09-07 17:07:49 +0000 | [diff] [blame] | 4460 | if (!UsesLdClassic) |
| 4461 | CmdArgs.push_back("-demangle"); |
Daniel Dunbar | b18dc5b | 2010-08-11 23:07:50 +0000 | [diff] [blame] | 4462 | } |
| 4463 | |
Bill Wendling | c35f908 | 2012-11-16 23:03:00 +0000 | [diff] [blame] | 4464 | // If we are using LTO, then automatically create a temporary file path for |
| 4465 | // the linker to use, so that it's lifetime will extend past a possible |
| 4466 | // dsymutil step. |
| 4467 | if (Version[0] >= 116 && D.IsUsingLTO(Args) && NeedsTempPath(Inputs)) { |
| 4468 | const char *TmpPath = C.getArgs().MakeArgString( |
| 4469 | D.GetTemporaryPath("cc", types::getTypeTempSuffix(types::TY_Object))); |
| 4470 | C.addTempFile(TmpPath); |
| 4471 | CmdArgs.push_back("-object_path_lto"); |
| 4472 | CmdArgs.push_back(TmpPath); |
Daniel Dunbar | 5bfa656 | 2011-06-21 20:55:11 +0000 | [diff] [blame] | 4473 | } |
| 4474 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4475 | // Derived from the "link" spec. |
| 4476 | Args.AddAllArgs(CmdArgs, options::OPT_static); |
| 4477 | if (!Args.hasArg(options::OPT_static)) |
| 4478 | CmdArgs.push_back("-dynamic"); |
| 4479 | if (Args.hasArg(options::OPT_fgnu_runtime)) { |
| 4480 | // FIXME: gcc replaces -lobjc in forward args with -lobjc-gnu |
| 4481 | // here. How do we wish to handle such things? |
| 4482 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4483 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4484 | if (!Args.hasArg(options::OPT_dynamiclib)) { |
Daniel Dunbar | a6d3849 | 2010-01-22 02:04:52 +0000 | [diff] [blame] | 4485 | AddDarwinArch(Args, CmdArgs); |
Daniel Dunbar | a6d3849 | 2010-01-22 02:04:52 +0000 | [diff] [blame] | 4486 | // FIXME: Why do this only on this path? |
Daniel Dunbar | 8917dd4 | 2010-01-22 03:37:33 +0000 | [diff] [blame] | 4487 | Args.AddLastArg(CmdArgs, options::OPT_force__cpusubtype__ALL); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4488 | |
| 4489 | Args.AddLastArg(CmdArgs, options::OPT_bundle); |
| 4490 | Args.AddAllArgs(CmdArgs, options::OPT_bundle__loader); |
| 4491 | Args.AddAllArgs(CmdArgs, options::OPT_client__name); |
| 4492 | |
| 4493 | Arg *A; |
| 4494 | if ((A = Args.getLastArg(options::OPT_compatibility__version)) || |
| 4495 | (A = Args.getLastArg(options::OPT_current__version)) || |
| 4496 | (A = Args.getLastArg(options::OPT_install__name))) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4497 | D.Diag(diag::err_drv_argument_only_allowed_with) |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4498 | << A->getAsString(Args) << "-dynamiclib"; |
| 4499 | |
| 4500 | Args.AddLastArg(CmdArgs, options::OPT_force__flat__namespace); |
| 4501 | Args.AddLastArg(CmdArgs, options::OPT_keep__private__externs); |
| 4502 | Args.AddLastArg(CmdArgs, options::OPT_private__bundle); |
| 4503 | } else { |
| 4504 | CmdArgs.push_back("-dylib"); |
| 4505 | |
| 4506 | Arg *A; |
| 4507 | if ((A = Args.getLastArg(options::OPT_bundle)) || |
| 4508 | (A = Args.getLastArg(options::OPT_bundle__loader)) || |
| 4509 | (A = Args.getLastArg(options::OPT_client__name)) || |
| 4510 | (A = Args.getLastArg(options::OPT_force__flat__namespace)) || |
| 4511 | (A = Args.getLastArg(options::OPT_keep__private__externs)) || |
| 4512 | (A = Args.getLastArg(options::OPT_private__bundle))) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 4513 | D.Diag(diag::err_drv_argument_not_allowed_with) |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4514 | << A->getAsString(Args) << "-dynamiclib"; |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4515 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4516 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_compatibility__version, |
| 4517 | "-dylib_compatibility_version"); |
| 4518 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_current__version, |
| 4519 | "-dylib_current_version"); |
| 4520 | |
Daniel Dunbar | a6d3849 | 2010-01-22 02:04:52 +0000 | [diff] [blame] | 4521 | AddDarwinArch(Args, CmdArgs); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4522 | |
| 4523 | Args.AddAllArgsTranslated(CmdArgs, options::OPT_install__name, |
| 4524 | "-dylib_install_name"); |
| 4525 | } |
| 4526 | |
| 4527 | Args.AddLastArg(CmdArgs, options::OPT_all__load); |
| 4528 | Args.AddAllArgs(CmdArgs, options::OPT_allowable__client); |
| 4529 | Args.AddLastArg(CmdArgs, options::OPT_bind__at__load); |
Daniel Dunbar | ce911f5 | 2011-04-28 21:23:41 +0000 | [diff] [blame] | 4530 | if (DarwinTC.isTargetIPhoneOS()) |
Daniel Dunbar | d82f8fa | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 4531 | Args.AddLastArg(CmdArgs, options::OPT_arch__errors__fatal); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4532 | Args.AddLastArg(CmdArgs, options::OPT_dead__strip); |
| 4533 | Args.AddLastArg(CmdArgs, options::OPT_no__dead__strip__inits__and__terms); |
| 4534 | Args.AddAllArgs(CmdArgs, options::OPT_dylib__file); |
| 4535 | Args.AddLastArg(CmdArgs, options::OPT_dynamic); |
| 4536 | Args.AddAllArgs(CmdArgs, options::OPT_exported__symbols__list); |
| 4537 | Args.AddLastArg(CmdArgs, options::OPT_flat__namespace); |
Daniel Dunbar | 99ca47b | 2011-06-28 20:16:02 +0000 | [diff] [blame] | 4538 | Args.AddAllArgs(CmdArgs, options::OPT_force__load); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4539 | Args.AddAllArgs(CmdArgs, options::OPT_headerpad__max__install__names); |
| 4540 | Args.AddAllArgs(CmdArgs, options::OPT_image__base); |
| 4541 | Args.AddAllArgs(CmdArgs, options::OPT_init); |
| 4542 | |
Daniel Dunbar | ce911f5 | 2011-04-28 21:23:41 +0000 | [diff] [blame] | 4543 | // Add the deployment target. |
Benjamin Kramer | 09c9a56 | 2012-03-10 20:55:36 +0000 | [diff] [blame] | 4544 | VersionTuple TargetVersion = DarwinTC.getTargetVersion(); |
Daniel Dunbar | b7f5ef7 | 2011-04-30 04:22:58 +0000 | [diff] [blame] | 4545 | |
| 4546 | // If we had an explicit -mios-simulator-version-min argument, honor that, |
| 4547 | // otherwise use the traditional deployment targets. We can't just check the |
| 4548 | // is-sim attribute because existing code follows this path, and the linker |
| 4549 | // may not handle the argument. |
| 4550 | // |
| 4551 | // FIXME: We may be able to remove this, once we can verify no one depends on |
| 4552 | // it. |
| 4553 | if (Args.hasArg(options::OPT_mios_simulator_version_min_EQ)) |
| 4554 | CmdArgs.push_back("-ios_simulator_version_min"); |
| 4555 | else if (DarwinTC.isTargetIPhoneOS()) |
| 4556 | CmdArgs.push_back("-iphoneos_version_min"); |
| 4557 | else |
| 4558 | CmdArgs.push_back("-macosx_version_min"); |
Benjamin Kramer | 09c9a56 | 2012-03-10 20:55:36 +0000 | [diff] [blame] | 4559 | CmdArgs.push_back(Args.MakeArgString(TargetVersion.getAsString())); |
Daniel Dunbar | ce911f5 | 2011-04-28 21:23:41 +0000 | [diff] [blame] | 4560 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4561 | Args.AddLastArg(CmdArgs, options::OPT_nomultidefs); |
| 4562 | Args.AddLastArg(CmdArgs, options::OPT_multi__module); |
| 4563 | Args.AddLastArg(CmdArgs, options::OPT_single__module); |
| 4564 | Args.AddAllArgs(CmdArgs, options::OPT_multiply__defined); |
| 4565 | Args.AddAllArgs(CmdArgs, options::OPT_multiply__defined__unused); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4566 | |
Daniel Dunbar | 47e879d | 2010-07-13 23:31:40 +0000 | [diff] [blame] | 4567 | if (const Arg *A = Args.getLastArg(options::OPT_fpie, options::OPT_fPIE, |
| 4568 | options::OPT_fno_pie, |
| 4569 | options::OPT_fno_PIE)) { |
| 4570 | if (A->getOption().matches(options::OPT_fpie) || |
| 4571 | A->getOption().matches(options::OPT_fPIE)) |
| 4572 | CmdArgs.push_back("-pie"); |
| 4573 | else |
| 4574 | CmdArgs.push_back("-no_pie"); |
| 4575 | } |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4576 | |
| 4577 | Args.AddLastArg(CmdArgs, options::OPT_prebind); |
| 4578 | Args.AddLastArg(CmdArgs, options::OPT_noprebind); |
| 4579 | Args.AddLastArg(CmdArgs, options::OPT_nofixprebinding); |
| 4580 | Args.AddLastArg(CmdArgs, options::OPT_prebind__all__twolevel__modules); |
| 4581 | Args.AddLastArg(CmdArgs, options::OPT_read__only__relocs); |
| 4582 | Args.AddAllArgs(CmdArgs, options::OPT_sectcreate); |
| 4583 | Args.AddAllArgs(CmdArgs, options::OPT_sectorder); |
| 4584 | Args.AddAllArgs(CmdArgs, options::OPT_seg1addr); |
| 4585 | Args.AddAllArgs(CmdArgs, options::OPT_segprot); |
| 4586 | Args.AddAllArgs(CmdArgs, options::OPT_segaddr); |
| 4587 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__only__addr); |
| 4588 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__write__addr); |
| 4589 | Args.AddAllArgs(CmdArgs, options::OPT_seg__addr__table); |
| 4590 | Args.AddAllArgs(CmdArgs, options::OPT_seg__addr__table__filename); |
| 4591 | Args.AddAllArgs(CmdArgs, options::OPT_sub__library); |
| 4592 | Args.AddAllArgs(CmdArgs, options::OPT_sub__umbrella); |
Daniel Dunbar | d82f8fa | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 4593 | |
Daniel Dunbar | cc95719 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 4594 | // Give --sysroot= preference, over the Apple specific behavior to also use |
| 4595 | // --isysroot as the syslibroot. |
Sebastian Pop | 4762a2d | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 4596 | StringRef sysroot = C.getSysRoot(); |
| 4597 | if (sysroot != "") { |
Daniel Dunbar | cc95719 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 4598 | CmdArgs.push_back("-syslibroot"); |
Sebastian Pop | 4762a2d | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 4599 | CmdArgs.push_back(C.getArgs().MakeArgString(sysroot)); |
Daniel Dunbar | cc95719 | 2011-05-02 21:03:47 +0000 | [diff] [blame] | 4600 | } else if (const Arg *A = Args.getLastArg(options::OPT_isysroot)) { |
| 4601 | CmdArgs.push_back("-syslibroot"); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 4602 | CmdArgs.push_back(A->getValue()); |
Daniel Dunbar | d82f8fa | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 4603 | } |
| 4604 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4605 | Args.AddLastArg(CmdArgs, options::OPT_twolevel__namespace); |
| 4606 | Args.AddLastArg(CmdArgs, options::OPT_twolevel__namespace__hints); |
| 4607 | Args.AddAllArgs(CmdArgs, options::OPT_umbrella); |
| 4608 | Args.AddAllArgs(CmdArgs, options::OPT_undefined); |
| 4609 | Args.AddAllArgs(CmdArgs, options::OPT_unexported__symbols__list); |
Daniel Dunbar | d82f8fa | 2009-09-04 18:35:41 +0000 | [diff] [blame] | 4610 | Args.AddAllArgs(CmdArgs, options::OPT_weak__reference__mismatches); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4611 | Args.AddLastArg(CmdArgs, options::OPT_X_Flag); |
| 4612 | Args.AddAllArgs(CmdArgs, options::OPT_y); |
| 4613 | Args.AddLastArg(CmdArgs, options::OPT_w); |
| 4614 | Args.AddAllArgs(CmdArgs, options::OPT_pagezero__size); |
| 4615 | Args.AddAllArgs(CmdArgs, options::OPT_segs__read__); |
| 4616 | Args.AddLastArg(CmdArgs, options::OPT_seglinkedit); |
| 4617 | Args.AddLastArg(CmdArgs, options::OPT_noseglinkedit); |
| 4618 | Args.AddAllArgs(CmdArgs, options::OPT_sectalign); |
| 4619 | Args.AddAllArgs(CmdArgs, options::OPT_sectobjectsymbols); |
| 4620 | Args.AddAllArgs(CmdArgs, options::OPT_segcreate); |
| 4621 | Args.AddLastArg(CmdArgs, options::OPT_whyload); |
| 4622 | Args.AddLastArg(CmdArgs, options::OPT_whatsloaded); |
| 4623 | Args.AddAllArgs(CmdArgs, options::OPT_dylinker__install__name); |
| 4624 | Args.AddLastArg(CmdArgs, options::OPT_dylinker); |
| 4625 | Args.AddLastArg(CmdArgs, options::OPT_Mach); |
| 4626 | } |
| 4627 | |
| 4628 | void darwin::Link::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 4629 | const InputInfo &Output, |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4630 | const InputInfoList &Inputs, |
| 4631 | const ArgList &Args, |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4632 | const char *LinkingOutput) const { |
| 4633 | assert(Output.getType() == types::TY_Image && "Invalid linker output type."); |
Daniel Dunbar | e0be8b1 | 2009-09-08 16:39:16 +0000 | [diff] [blame] | 4634 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4635 | // The logic here is derived from gcc's behavior; most of which |
| 4636 | // comes from specs (starting with link_command). Consult gcc for |
| 4637 | // more information. |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4638 | ArgStringList CmdArgs; |
| 4639 | |
Argyrios Kyrtzidis | 2289717 | 2011-10-07 22:58:08 +0000 | [diff] [blame] | 4640 | /// Hack(tm) to ignore linking errors when we are doing ARC migration. |
| 4641 | if (Args.hasArg(options::OPT_ccc_arcmt_check, |
| 4642 | options::OPT_ccc_arcmt_migrate)) { |
| 4643 | for (ArgList::const_iterator I = Args.begin(), E = Args.end(); I != E; ++I) |
| 4644 | (*I)->claim(); |
| 4645 | const char *Exec = |
| 4646 | Args.MakeArgString(getToolChain().GetProgramPath("touch")); |
| 4647 | CmdArgs.push_back(Output.getFilename()); |
| 4648 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 4649 | return; |
| 4650 | } |
| 4651 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4652 | // I'm not sure why this particular decomposition exists in gcc, but |
| 4653 | // we follow suite for ease of comparison. |
Bill Wendling | 6acf8b4 | 2012-10-02 18:02:50 +0000 | [diff] [blame] | 4654 | AddLinkArgs(C, Args, CmdArgs, Inputs); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4655 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4656 | Args.AddAllArgs(CmdArgs, options::OPT_d_Flag); |
| 4657 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 4658 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 4659 | Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); |
| 4660 | Args.AddAllArgs(CmdArgs, options::OPT_u_Group); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4661 | Args.AddLastArg(CmdArgs, options::OPT_e); |
| 4662 | Args.AddAllArgs(CmdArgs, options::OPT_m_Separate); |
| 4663 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
| 4664 | |
Daniel Dunbar | 270073c | 2010-10-18 22:08:36 +0000 | [diff] [blame] | 4665 | // Forward -ObjC when either -ObjC or -ObjC++ is used, to force loading |
| 4666 | // members of static archive libraries which implement Objective-C classes or |
| 4667 | // categories. |
| 4668 | if (Args.hasArg(options::OPT_ObjC) || Args.hasArg(options::OPT_ObjCXX)) |
| 4669 | CmdArgs.push_back("-ObjC"); |
Michael J. Spencer | 20249a1 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 4670 | |
Bill Wendling | d56f403 | 2012-12-10 21:48:41 +0000 | [diff] [blame] | 4671 | if (Args.hasArg(options::OPT_rdynamic)) |
| 4672 | CmdArgs.push_back("-export_dynamic"); |
| 4673 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4674 | CmdArgs.push_back("-o"); |
| 4675 | CmdArgs.push_back(Output.getFilename()); |
| 4676 | |
Chad Rosier | 1893731 | 2012-05-16 23:45:12 +0000 | [diff] [blame] | 4677 | if (!Args.hasArg(options::OPT_nostdlib) && |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4678 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 4679 | // Derived from startfile spec. |
| 4680 | if (Args.hasArg(options::OPT_dynamiclib)) { |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4681 | // Derived from darwin_dylib1 spec. |
Daniel Dunbar | 1051fc0 | 2011-04-01 21:02:42 +0000 | [diff] [blame] | 4682 | if (getDarwinToolChain().isTargetIOSSimulator()) { |
| 4683 | // The simulator doesn't have a versioned crt1 file. |
| 4684 | CmdArgs.push_back("-ldylib1.o"); |
| 4685 | } else if (getDarwinToolChain().isTargetIPhoneOS()) { |
Daniel Dunbar | cacb0f0 | 2010-01-27 00:56:56 +0000 | [diff] [blame] | 4686 | if (getDarwinToolChain().isIPhoneOSVersionLT(3, 1)) |
| 4687 | CmdArgs.push_back("-ldylib1.o"); |
| 4688 | } else { |
Daniel Dunbar | ce3fdf2 | 2010-01-27 00:57:03 +0000 | [diff] [blame] | 4689 | if (getDarwinToolChain().isMacosxVersionLT(10, 5)) |
Daniel Dunbar | cacb0f0 | 2010-01-27 00:56:56 +0000 | [diff] [blame] | 4690 | CmdArgs.push_back("-ldylib1.o"); |
Daniel Dunbar | ce3fdf2 | 2010-01-27 00:57:03 +0000 | [diff] [blame] | 4691 | else if (getDarwinToolChain().isMacosxVersionLT(10, 6)) |
Daniel Dunbar | cacb0f0 | 2010-01-27 00:56:56 +0000 | [diff] [blame] | 4692 | CmdArgs.push_back("-ldylib1.10.5.o"); |
| 4693 | } |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4694 | } else { |
| 4695 | if (Args.hasArg(options::OPT_bundle)) { |
Daniel Dunbar | 8a8d8af | 2009-04-01 03:17:40 +0000 | [diff] [blame] | 4696 | if (!Args.hasArg(options::OPT_static)) { |
| 4697 | // Derived from darwin_bundle1 spec. |
Daniel Dunbar | 1051fc0 | 2011-04-01 21:02:42 +0000 | [diff] [blame] | 4698 | if (getDarwinToolChain().isTargetIOSSimulator()) { |
| 4699 | // The simulator doesn't have a versioned crt1 file. |
| 4700 | CmdArgs.push_back("-lbundle1.o"); |
| 4701 | } else if (getDarwinToolChain().isTargetIPhoneOS()) { |
Daniel Dunbar | cacb0f0 | 2010-01-27 00:56:56 +0000 | [diff] [blame] | 4702 | if (getDarwinToolChain().isIPhoneOSVersionLT(3, 1)) |
| 4703 | CmdArgs.push_back("-lbundle1.o"); |
| 4704 | } else { |
Daniel Dunbar | ce3fdf2 | 2010-01-27 00:57:03 +0000 | [diff] [blame] | 4705 | if (getDarwinToolChain().isMacosxVersionLT(10, 6)) |
Daniel Dunbar | cacb0f0 | 2010-01-27 00:56:56 +0000 | [diff] [blame] | 4706 | CmdArgs.push_back("-lbundle1.o"); |
| 4707 | } |
Daniel Dunbar | 8a8d8af | 2009-04-01 03:17:40 +0000 | [diff] [blame] | 4708 | } |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4709 | } else { |
Daniel Dunbar | bbe8e3e | 2011-03-01 18:49:30 +0000 | [diff] [blame] | 4710 | if (Args.hasArg(options::OPT_pg) && |
| 4711 | getToolChain().SupportsProfiling()) { |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4712 | if (Args.hasArg(options::OPT_static) || |
| 4713 | Args.hasArg(options::OPT_object) || |
| 4714 | Args.hasArg(options::OPT_preload)) { |
| 4715 | CmdArgs.push_back("-lgcrt0.o"); |
| 4716 | } else { |
| 4717 | CmdArgs.push_back("-lgcrt1.o"); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4718 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4719 | // darwin_crt2 spec is empty. |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4720 | } |
Bob Wilson | 4e6e791 | 2012-07-04 00:18:41 +0000 | [diff] [blame] | 4721 | // By default on OS X 10.8 and later, we don't link with a crt1.o |
| 4722 | // file and the linker knows to use _main as the entry point. But, |
| 4723 | // when compiling with -pg, we need to link with the gcrt1.o file, |
| 4724 | // so pass the -no_new_main option to tell the linker to use the |
| 4725 | // "start" symbol as the entry point. |
Bob Wilson | 1fc6e4f | 2012-07-03 20:42:10 +0000 | [diff] [blame] | 4726 | if (getDarwinToolChain().isTargetMacOS() && |
| 4727 | !getDarwinToolChain().isMacosxVersionLT(10, 8)) |
| 4728 | CmdArgs.push_back("-no_new_main"); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4729 | } else { |
| 4730 | if (Args.hasArg(options::OPT_static) || |
| 4731 | Args.hasArg(options::OPT_object) || |
| 4732 | Args.hasArg(options::OPT_preload)) { |
| 4733 | CmdArgs.push_back("-lcrt0.o"); |
| 4734 | } else { |
| 4735 | // Derived from darwin_crt1 spec. |
Daniel Dunbar | 4035580 | 2011-03-31 17:12:33 +0000 | [diff] [blame] | 4736 | if (getDarwinToolChain().isTargetIOSSimulator()) { |
| 4737 | // The simulator doesn't have a versioned crt1 file. |
| 4738 | CmdArgs.push_back("-lcrt1.o"); |
| 4739 | } else if (getDarwinToolChain().isTargetIPhoneOS()) { |
Daniel Dunbar | cacb0f0 | 2010-01-27 00:56:56 +0000 | [diff] [blame] | 4740 | if (getDarwinToolChain().isIPhoneOSVersionLT(3, 1)) |
| 4741 | CmdArgs.push_back("-lcrt1.o"); |
Daniel Dunbar | 7a0c064 | 2012-10-15 22:23:53 +0000 | [diff] [blame] | 4742 | else if (getDarwinToolChain().isIPhoneOSVersionLT(6, 0)) |
Daniel Dunbar | cacb0f0 | 2010-01-27 00:56:56 +0000 | [diff] [blame] | 4743 | CmdArgs.push_back("-lcrt1.3.1.o"); |
Daniel Dunbar | ce3fdf2 | 2010-01-27 00:57:03 +0000 | [diff] [blame] | 4744 | } else { |
| 4745 | if (getDarwinToolChain().isMacosxVersionLT(10, 5)) |
| 4746 | CmdArgs.push_back("-lcrt1.o"); |
| 4747 | else if (getDarwinToolChain().isMacosxVersionLT(10, 6)) |
| 4748 | CmdArgs.push_back("-lcrt1.10.5.o"); |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 4749 | else if (getDarwinToolChain().isMacosxVersionLT(10, 8)) |
Daniel Dunbar | ce3fdf2 | 2010-01-27 00:57:03 +0000 | [diff] [blame] | 4750 | CmdArgs.push_back("-lcrt1.10.6.o"); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4751 | |
Daniel Dunbar | ce3fdf2 | 2010-01-27 00:57:03 +0000 | [diff] [blame] | 4752 | // darwin_crt2 spec is empty. |
| 4753 | } |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4754 | } |
| 4755 | } |
| 4756 | } |
| 4757 | } |
| 4758 | |
Daniel Dunbar | ce3fdf2 | 2010-01-27 00:57:03 +0000 | [diff] [blame] | 4759 | if (!getDarwinToolChain().isTargetIPhoneOS() && |
| 4760 | Args.hasArg(options::OPT_shared_libgcc) && |
| 4761 | getDarwinToolChain().isMacosxVersionLT(10, 5)) { |
Daniel Dunbar | 8813764 | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 4762 | const char *Str = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 4763 | Args.MakeArgString(getToolChain().GetFilePath("crt3.o")); |
Daniel Dunbar | 8813764 | 2009-09-09 22:32:48 +0000 | [diff] [blame] | 4764 | CmdArgs.push_back(Str); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4765 | } |
| 4766 | } |
| 4767 | |
| 4768 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4769 | |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 4770 | SanitizerArgs Sanitize(getToolChain(), Args); |
Alexey Samsonov | 2cb3d30 | 2013-01-21 08:45:02 +0000 | [diff] [blame] | 4771 | // If we're building a dynamic lib with -fsanitize=address, |
| 4772 | // unresolved symbols may appear. Mark all |
Alexey Samsonov | 75fcb19 | 2012-11-16 12:53:14 +0000 | [diff] [blame] | 4773 | // of them as dynamic_lookup. Linking executables is handled in |
| 4774 | // lib/Driver/ToolChains.cpp. |
Alexey Samsonov | 2cb3d30 | 2013-01-21 08:45:02 +0000 | [diff] [blame] | 4775 | if (Sanitize.needsAsanRt()) { |
Kostya Serebryany | 7b5f101 | 2011-12-06 19:18:44 +0000 | [diff] [blame] | 4776 | if (Args.hasArg(options::OPT_dynamiclib) || |
| 4777 | Args.hasArg(options::OPT_bundle)) { |
| 4778 | CmdArgs.push_back("-undefined"); |
| 4779 | CmdArgs.push_back("dynamic_lookup"); |
| 4780 | } |
| 4781 | } |
| 4782 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4783 | if (Args.hasArg(options::OPT_fopenmp)) |
| 4784 | // This is more complicated in gcc... |
| 4785 | CmdArgs.push_back("-lgomp"); |
| 4786 | |
Douglas Gregor | 04e326b | 2012-05-15 21:00:27 +0000 | [diff] [blame] | 4787 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 4788 | |
Bob Wilson | 63d9f3c | 2012-05-15 18:57:39 +0000 | [diff] [blame] | 4789 | if (isObjCRuntimeLinked(Args) && |
| 4790 | !Args.hasArg(options::OPT_nostdlib) && |
| 4791 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 4792 | // Avoid linking compatibility stubs on i386 mac. |
| 4793 | if (!getDarwinToolChain().isTargetMacOS() || |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 4794 | getDarwinToolChain().getArch() != llvm::Triple::x86) { |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 4795 | // If we don't have ARC or subscripting runtime support, link in the |
| 4796 | // runtime stubs. We have to do this *before* adding any of the normal |
| 4797 | // linker inputs so that its initializer gets run first. |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 4798 | ObjCRuntime runtime = |
| 4799 | getDarwinToolChain().getDefaultObjCRuntime(/*nonfragile*/ true); |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 4800 | // We use arclite library for both ARC and subscripting support. |
John McCall | 0a7dd78 | 2012-08-21 02:47:43 +0000 | [diff] [blame] | 4801 | if ((!runtime.hasNativeARC() && isObjCAutoRefCount(Args)) || |
John McCall | 260611a | 2012-06-20 06:18:46 +0000 | [diff] [blame] | 4802 | !runtime.hasSubscripting()) |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 4803 | getDarwinToolChain().AddLinkARCArgs(Args, CmdArgs); |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 4804 | } |
Bob Wilson | 0b1c715 | 2012-04-21 00:21:42 +0000 | [diff] [blame] | 4805 | CmdArgs.push_back("-framework"); |
| 4806 | CmdArgs.push_back("Foundation"); |
Ted Kremenek | ebcb57a | 2012-03-06 20:05:56 +0000 | [diff] [blame] | 4807 | // Link libobj. |
| 4808 | CmdArgs.push_back("-lobjc"); |
John McCall | 9f084a3 | 2011-07-06 00:26:06 +0000 | [diff] [blame] | 4809 | } |
John McCall | f85e193 | 2011-06-15 23:02:42 +0000 | [diff] [blame] | 4810 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4811 | if (LinkingOutput) { |
| 4812 | CmdArgs.push_back("-arch_multiple"); |
| 4813 | CmdArgs.push_back("-final_output"); |
| 4814 | CmdArgs.push_back(LinkingOutput); |
| 4815 | } |
| 4816 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4817 | if (Args.hasArg(options::OPT_fnested_functions)) |
| 4818 | CmdArgs.push_back("-allow_stack_execute"); |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4819 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4820 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 4821 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Daniel Dunbar | ee788e7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 4822 | if (getToolChain().getDriver().CCCIsCXX) |
Daniel Dunbar | 132e35d | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 4823 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Daniel Dunbar | edfa02b | 2009-04-08 06:06:21 +0000 | [diff] [blame] | 4824 | |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4825 | // link_ssp spec is empty. |
| 4826 | |
Daniel Dunbar | 6cd4154 | 2009-09-18 08:15:03 +0000 | [diff] [blame] | 4827 | // Let the tool chain choose which runtime library to link. |
| 4828 | getDarwinToolChain().AddLinkRuntimeLibArgs(Args, CmdArgs); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4829 | } |
| 4830 | |
Chad Rosier | 1893731 | 2012-05-16 23:45:12 +0000 | [diff] [blame] | 4831 | if (!Args.hasArg(options::OPT_nostdlib) && |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4832 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 4833 | // endfile_spec is empty. |
| 4834 | } |
| 4835 | |
| 4836 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 4837 | Args.AddAllArgs(CmdArgs, options::OPT_F); |
| 4838 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4839 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 4840 | Args.MakeArgString(getToolChain().GetProgramPath("ld")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 4841 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | 02633b5 | 2009-03-26 16:23:12 +0000 | [diff] [blame] | 4842 | } |
| 4843 | |
Daniel Dunbar | ff7488d | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 4844 | void darwin::Lipo::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 4845 | const InputInfo &Output, |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4846 | const InputInfoList &Inputs, |
| 4847 | const ArgList &Args, |
Daniel Dunbar | ff7488d | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 4848 | const char *LinkingOutput) const { |
| 4849 | ArgStringList CmdArgs; |
| 4850 | |
| 4851 | CmdArgs.push_back("-create"); |
| 4852 | assert(Output.isFilename() && "Unexpected lipo output."); |
Daniel Dunbar | a428df8 | 2009-03-24 00:24:37 +0000 | [diff] [blame] | 4853 | |
| 4854 | CmdArgs.push_back("-output"); |
Daniel Dunbar | ff7488d | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 4855 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | a428df8 | 2009-03-24 00:24:37 +0000 | [diff] [blame] | 4856 | |
Daniel Dunbar | ff7488d | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 4857 | for (InputInfoList::const_iterator |
| 4858 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 4859 | const InputInfo &II = *it; |
| 4860 | assert(II.isFilename() && "Unexpected lipo input."); |
| 4861 | CmdArgs.push_back(II.getFilename()); |
| 4862 | } |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 4863 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 4864 | Args.MakeArgString(getToolChain().GetProgramPath("lipo")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 4865 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | ff7488d | 2009-03-20 00:52:38 +0000 | [diff] [blame] | 4866 | } |
Daniel Dunbar | 68a31d4 | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 4867 | |
Daniel Dunbar | 6e0f254 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 4868 | void darwin::Dsymutil::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 4869 | const InputInfo &Output, |
Daniel Dunbar | 6e0f254 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 4870 | const InputInfoList &Inputs, |
| 4871 | const ArgList &Args, |
| 4872 | const char *LinkingOutput) const { |
| 4873 | ArgStringList CmdArgs; |
| 4874 | |
Daniel Dunbar | 03e9230 | 2011-05-09 17:23:16 +0000 | [diff] [blame] | 4875 | CmdArgs.push_back("-o"); |
| 4876 | CmdArgs.push_back(Output.getFilename()); |
| 4877 | |
Daniel Dunbar | 6e0f254 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 4878 | assert(Inputs.size() == 1 && "Unable to handle multiple inputs."); |
| 4879 | const InputInfo &Input = Inputs[0]; |
| 4880 | assert(Input.isFilename() && "Unexpected dsymutil input."); |
| 4881 | CmdArgs.push_back(Input.getFilename()); |
| 4882 | |
Daniel Dunbar | 6e0f254 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 4883 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 4884 | Args.MakeArgString(getToolChain().GetProgramPath("dsymutil")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 4885 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | 6e0f254 | 2010-06-04 18:28:36 +0000 | [diff] [blame] | 4886 | } |
| 4887 | |
Eric Christopher | f857186 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 4888 | void darwin::VerifyDebug::ConstructJob(Compilation &C, const JobAction &JA, |
Eric Christopher | 27e2b98 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 4889 | const InputInfo &Output, |
| 4890 | const InputInfoList &Inputs, |
| 4891 | const ArgList &Args, |
| 4892 | const char *LinkingOutput) const { |
Eric Christopher | f857186 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 4893 | ArgStringList CmdArgs; |
| 4894 | CmdArgs.push_back("--verify"); |
Eric Christopher | 1c79dc4 | 2012-02-06 19:13:09 +0000 | [diff] [blame] | 4895 | CmdArgs.push_back("--debug-info"); |
| 4896 | CmdArgs.push_back("--eh-frame"); |
Eric Christopher | b822f72 | 2012-02-06 19:43:51 +0000 | [diff] [blame] | 4897 | CmdArgs.push_back("--quiet"); |
Eric Christopher | f857186 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 4898 | |
| 4899 | assert(Inputs.size() == 1 && "Unable to handle multiple inputs."); |
| 4900 | const InputInfo &Input = Inputs[0]; |
| 4901 | assert(Input.isFilename() && "Unexpected verify input"); |
| 4902 | |
| 4903 | // Grabbing the output of the earlier dsymutil run. |
| 4904 | CmdArgs.push_back(Input.getFilename()); |
| 4905 | |
| 4906 | const char *Exec = |
| 4907 | Args.MakeArgString(getToolChain().GetProgramPath("dwarfdump")); |
| 4908 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 4909 | } |
| 4910 | |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 4911 | void solaris::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
| 4912 | const InputInfo &Output, |
| 4913 | const InputInfoList &Inputs, |
| 4914 | const ArgList &Args, |
| 4915 | const char *LinkingOutput) const { |
| 4916 | ArgStringList CmdArgs; |
| 4917 | |
| 4918 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 4919 | options::OPT_Xassembler); |
| 4920 | |
| 4921 | CmdArgs.push_back("-o"); |
| 4922 | CmdArgs.push_back(Output.getFilename()); |
| 4923 | |
| 4924 | for (InputInfoList::const_iterator |
| 4925 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 4926 | const InputInfo &II = *it; |
| 4927 | CmdArgs.push_back(II.getFilename()); |
| 4928 | } |
| 4929 | |
| 4930 | const char *Exec = |
| 4931 | Args.MakeArgString(getToolChain().GetProgramPath("as")); |
| 4932 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 4933 | } |
| 4934 | |
| 4935 | |
| 4936 | void solaris::Link::ConstructJob(Compilation &C, const JobAction &JA, |
| 4937 | const InputInfo &Output, |
| 4938 | const InputInfoList &Inputs, |
| 4939 | const ArgList &Args, |
| 4940 | const char *LinkingOutput) const { |
| 4941 | // FIXME: Find a real GCC, don't hard-code versions here |
| 4942 | std::string GCCLibPath = "/usr/gcc/4.5/lib/gcc/"; |
| 4943 | const llvm::Triple &T = getToolChain().getTriple(); |
| 4944 | std::string LibPath = "/usr/lib/"; |
| 4945 | llvm::Triple::ArchType Arch = T.getArch(); |
| 4946 | switch (Arch) { |
| 4947 | case llvm::Triple::x86: |
| 4948 | GCCLibPath += ("i386-" + T.getVendorName() + "-" + |
| 4949 | T.getOSName()).str() + "/4.5.2/"; |
| 4950 | break; |
| 4951 | case llvm::Triple::x86_64: |
| 4952 | GCCLibPath += ("i386-" + T.getVendorName() + "-" + |
| 4953 | T.getOSName()).str(); |
| 4954 | GCCLibPath += "/4.5.2/amd64/"; |
| 4955 | LibPath += "amd64/"; |
| 4956 | break; |
| 4957 | default: |
| 4958 | assert(0 && "Unsupported architecture"); |
| 4959 | } |
| 4960 | |
| 4961 | ArgStringList CmdArgs; |
| 4962 | |
David Chisnall | 41d476d | 2012-02-29 15:06:12 +0000 | [diff] [blame] | 4963 | // Demangle C++ names in errors |
| 4964 | CmdArgs.push_back("-C"); |
| 4965 | |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 4966 | if ((!Args.hasArg(options::OPT_nostdlib)) && |
| 4967 | (!Args.hasArg(options::OPT_shared))) { |
| 4968 | CmdArgs.push_back("-e"); |
| 4969 | CmdArgs.push_back("_start"); |
| 4970 | } |
| 4971 | |
| 4972 | if (Args.hasArg(options::OPT_static)) { |
| 4973 | CmdArgs.push_back("-Bstatic"); |
| 4974 | CmdArgs.push_back("-dn"); |
| 4975 | } else { |
| 4976 | CmdArgs.push_back("-Bdynamic"); |
| 4977 | if (Args.hasArg(options::OPT_shared)) { |
| 4978 | CmdArgs.push_back("-shared"); |
| 4979 | } else { |
| 4980 | CmdArgs.push_back("--dynamic-linker"); |
| 4981 | CmdArgs.push_back(Args.MakeArgString(LibPath + "ld.so.1")); |
| 4982 | } |
| 4983 | } |
| 4984 | |
| 4985 | if (Output.isFilename()) { |
| 4986 | CmdArgs.push_back("-o"); |
| 4987 | CmdArgs.push_back(Output.getFilename()); |
| 4988 | } else { |
| 4989 | assert(Output.isNothing() && "Invalid output."); |
| 4990 | } |
| 4991 | |
| 4992 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 4993 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 4994 | if (!Args.hasArg(options::OPT_shared)) { |
| 4995 | CmdArgs.push_back(Args.MakeArgString(LibPath + "crt1.o")); |
| 4996 | CmdArgs.push_back(Args.MakeArgString(LibPath + "crti.o")); |
David Chisnall | 165329c | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 4997 | CmdArgs.push_back(Args.MakeArgString(LibPath + "values-Xa.o")); |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 4998 | CmdArgs.push_back(Args.MakeArgString(GCCLibPath + "crtbegin.o")); |
| 4999 | } else { |
| 5000 | CmdArgs.push_back(Args.MakeArgString(LibPath + "crti.o")); |
David Chisnall | 165329c | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 5001 | CmdArgs.push_back(Args.MakeArgString(LibPath + "values-Xa.o")); |
| 5002 | CmdArgs.push_back(Args.MakeArgString(GCCLibPath + "crtbegin.o")); |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 5003 | } |
David Chisnall | e6dd683 | 2012-03-13 14:14:54 +0000 | [diff] [blame] | 5004 | if (getToolChain().getDriver().CCCIsCXX) |
| 5005 | CmdArgs.push_back(Args.MakeArgString(LibPath + "cxa_finalize.o")); |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 5006 | } |
| 5007 | |
| 5008 | CmdArgs.push_back(Args.MakeArgString("-L" + GCCLibPath)); |
| 5009 | |
| 5010 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 5011 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 5012 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
David Chisnall | 165329c | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 5013 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 5014 | |
| 5015 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 5016 | |
| 5017 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5018 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
David Chisnall | e58e6f9 | 2012-04-10 11:49:50 +0000 | [diff] [blame] | 5019 | if (getToolChain().getDriver().CCCIsCXX) |
| 5020 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
David Chisnall | b622959 | 2012-02-15 18:24:31 +0000 | [diff] [blame] | 5021 | CmdArgs.push_back("-lgcc_s"); |
David Chisnall | 165329c | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 5022 | if (!Args.hasArg(options::OPT_shared)) { |
| 5023 | CmdArgs.push_back("-lgcc"); |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 5024 | CmdArgs.push_back("-lc"); |
David Chisnall | 7dbefe1 | 2012-02-28 20:06:45 +0000 | [diff] [blame] | 5025 | CmdArgs.push_back("-lm"); |
David Chisnall | 165329c | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 5026 | } |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 5027 | } |
| 5028 | |
| 5029 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5030 | !Args.hasArg(options::OPT_nostartfiles)) { |
David Chisnall | 165329c | 2012-02-28 17:10:04 +0000 | [diff] [blame] | 5031 | CmdArgs.push_back(Args.MakeArgString(GCCLibPath + "crtend.o")); |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 5032 | } |
David Chisnall | d1ac03e | 2012-02-16 16:00:47 +0000 | [diff] [blame] | 5033 | CmdArgs.push_back(Args.MakeArgString(LibPath + "crtn.o")); |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 5034 | |
| 5035 | addProfileRT(getToolChain(), Args, CmdArgs, getToolChain().getTriple()); |
| 5036 | |
| 5037 | const char *Exec = |
| 5038 | Args.MakeArgString(getToolChain().GetProgramPath("ld")); |
| 5039 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 5040 | } |
| 5041 | |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5042 | void auroraux::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5043 | const InputInfo &Output, |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 5044 | const InputInfoList &Inputs, |
| 5045 | const ArgList &Args, |
| 5046 | const char *LinkingOutput) const { |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5047 | ArgStringList CmdArgs; |
| 5048 | |
| 5049 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 5050 | options::OPT_Xassembler); |
| 5051 | |
| 5052 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5053 | CmdArgs.push_back(Output.getFilename()); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5054 | |
| 5055 | for (InputInfoList::const_iterator |
| 5056 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 5057 | const InputInfo &II = *it; |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5058 | CmdArgs.push_back(II.getFilename()); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5059 | } |
| 5060 | |
| 5061 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5062 | Args.MakeArgString(getToolChain().GetProgramPath("gas")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5063 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5064 | } |
| 5065 | |
| 5066 | void auroraux::Link::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5067 | const InputInfo &Output, |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 5068 | const InputInfoList &Inputs, |
| 5069 | const ArgList &Args, |
| 5070 | const char *LinkingOutput) const { |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5071 | ArgStringList CmdArgs; |
| 5072 | |
| 5073 | if ((!Args.hasArg(options::OPT_nostdlib)) && |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 5074 | (!Args.hasArg(options::OPT_shared))) { |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5075 | CmdArgs.push_back("-e"); |
Edward O'Callaghan | 7adf949 | 2009-10-15 07:44:07 +0000 | [diff] [blame] | 5076 | CmdArgs.push_back("_start"); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5077 | } |
| 5078 | |
| 5079 | if (Args.hasArg(options::OPT_static)) { |
| 5080 | CmdArgs.push_back("-Bstatic"); |
Edward O'Callaghan | 7adf949 | 2009-10-15 07:44:07 +0000 | [diff] [blame] | 5081 | CmdArgs.push_back("-dn"); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5082 | } else { |
Edward O'Callaghan | 7adf949 | 2009-10-15 07:44:07 +0000 | [diff] [blame] | 5083 | // CmdArgs.push_back("--eh-frame-hdr"); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5084 | CmdArgs.push_back("-Bdynamic"); |
| 5085 | if (Args.hasArg(options::OPT_shared)) { |
| 5086 | CmdArgs.push_back("-shared"); |
| 5087 | } else { |
Edward O'Callaghan | 3cecc19 | 2009-10-16 19:44:18 +0000 | [diff] [blame] | 5088 | CmdArgs.push_back("--dynamic-linker"); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5089 | CmdArgs.push_back("/lib/ld.so.1"); // 64Bit Path /lib/amd64/ld.so.1 |
| 5090 | } |
| 5091 | } |
| 5092 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5093 | if (Output.isFilename()) { |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5094 | CmdArgs.push_back("-o"); |
| 5095 | CmdArgs.push_back(Output.getFilename()); |
| 5096 | } else { |
| 5097 | assert(Output.isNothing() && "Invalid output."); |
| 5098 | } |
| 5099 | |
| 5100 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5101 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 5102 | if (!Args.hasArg(options::OPT_shared)) { |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5103 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5104 | getToolChain().GetFilePath("crt1.o"))); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5105 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5106 | getToolChain().GetFilePath("crti.o"))); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5107 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5108 | getToolChain().GetFilePath("crtbegin.o"))); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5109 | } else { |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5110 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5111 | getToolChain().GetFilePath("crti.o"))); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5112 | } |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5113 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5114 | getToolChain().GetFilePath("crtn.o"))); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5115 | } |
| 5116 | |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 5117 | CmdArgs.push_back(Args.MakeArgString("-L/opt/gcc4/lib/gcc/" |
| 5118 | + getToolChain().getTripleString() |
Daniel Dunbar | f7fb31f | 2009-10-29 02:24:37 +0000 | [diff] [blame] | 5119 | + "/4.2.4")); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5120 | |
| 5121 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 5122 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 5123 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 5124 | |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 5125 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5126 | |
| 5127 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5128 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 5129 | // FIXME: For some reason GCC passes -lgcc before adding |
| 5130 | // the default system libraries. Just mimic this for now. |
| 5131 | CmdArgs.push_back("-lgcc"); |
| 5132 | |
| 5133 | if (Args.hasArg(options::OPT_pthread)) |
| 5134 | CmdArgs.push_back("-pthread"); |
| 5135 | if (!Args.hasArg(options::OPT_shared)) |
| 5136 | CmdArgs.push_back("-lc"); |
| 5137 | CmdArgs.push_back("-lgcc"); |
| 5138 | } |
| 5139 | |
| 5140 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5141 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 5142 | if (!Args.hasArg(options::OPT_shared)) |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5143 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5144 | getToolChain().GetFilePath("crtend.o"))); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5145 | } |
| 5146 | |
Bill Wendling | 3f4be6f | 2011-06-27 19:15:03 +0000 | [diff] [blame] | 5147 | addProfileRT(getToolChain(), Args, CmdArgs, getToolChain().getTriple()); |
Nick Lewycky | 2e95a6d | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 5148 | |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5149 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5150 | Args.MakeArgString(getToolChain().GetProgramPath("ld")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5151 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Edward O'Callaghan | e7925a0 | 2009-08-22 01:06:46 +0000 | [diff] [blame] | 5152 | } |
| 5153 | |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5154 | void openbsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5155 | const InputInfo &Output, |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5156 | const InputInfoList &Inputs, |
| 5157 | const ArgList &Args, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 5158 | const char *LinkingOutput) const { |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5159 | ArgStringList CmdArgs; |
| 5160 | |
| 5161 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 5162 | options::OPT_Xassembler); |
| 5163 | |
| 5164 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5165 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5166 | |
| 5167 | for (InputInfoList::const_iterator |
| 5168 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 5169 | const InputInfo &II = *it; |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5170 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5171 | } |
| 5172 | |
| 5173 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5174 | Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5175 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5176 | } |
| 5177 | |
| 5178 | void openbsd::Link::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5179 | const InputInfo &Output, |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5180 | const InputInfoList &Inputs, |
| 5181 | const ArgList &Args, |
| 5182 | const char *LinkingOutput) const { |
Daniel Dunbar | ee788e7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 5183 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5184 | ArgStringList CmdArgs; |
| 5185 | |
Rafael Espindola | 6cc2a68 | 2012-12-31 22:41:36 +0000 | [diff] [blame] | 5186 | // Silence warning for "clang -g foo.o -o foo" |
| 5187 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 5188 | // and "clang -emit-llvm foo.o -o foo" |
| 5189 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 5190 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 5191 | // handled somewhere else. |
| 5192 | Args.ClaimAllArgs(options::OPT_w); |
| 5193 | |
Daniel Dunbar | 2bbcf66 | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 5194 | if ((!Args.hasArg(options::OPT_nostdlib)) && |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 5195 | (!Args.hasArg(options::OPT_shared))) { |
Daniel Dunbar | 2bbcf66 | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 5196 | CmdArgs.push_back("-e"); |
| 5197 | CmdArgs.push_back("__start"); |
| 5198 | } |
| 5199 | |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5200 | if (Args.hasArg(options::OPT_static)) { |
| 5201 | CmdArgs.push_back("-Bstatic"); |
| 5202 | } else { |
Rafael Espindola | 65ba55d | 2010-11-11 02:17:51 +0000 | [diff] [blame] | 5203 | if (Args.hasArg(options::OPT_rdynamic)) |
| 5204 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5205 | CmdArgs.push_back("--eh-frame-hdr"); |
Daniel Dunbar | 2bbcf66 | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 5206 | CmdArgs.push_back("-Bdynamic"); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5207 | if (Args.hasArg(options::OPT_shared)) { |
Daniel Dunbar | 2bbcf66 | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 5208 | CmdArgs.push_back("-shared"); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5209 | } else { |
| 5210 | CmdArgs.push_back("-dynamic-linker"); |
| 5211 | CmdArgs.push_back("/usr/libexec/ld.so"); |
| 5212 | } |
| 5213 | } |
| 5214 | |
Rafael Espindola | 9adba39 | 2013-06-05 04:28:55 +0000 | [diff] [blame] | 5215 | if (Args.hasArg(options::OPT_nopie)) |
| 5216 | CmdArgs.push_back("-nopie"); |
| 5217 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5218 | if (Output.isFilename()) { |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5219 | CmdArgs.push_back("-o"); |
| 5220 | CmdArgs.push_back(Output.getFilename()); |
| 5221 | } else { |
| 5222 | assert(Output.isNothing() && "Invalid output."); |
| 5223 | } |
| 5224 | |
| 5225 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5226 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 5227 | if (!Args.hasArg(options::OPT_shared)) { |
Eli Friedman | 62d829a | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 5228 | if (Args.hasArg(options::OPT_pg)) |
| 5229 | CmdArgs.push_back(Args.MakeArgString( |
| 5230 | getToolChain().GetFilePath("gcrt0.o"))); |
| 5231 | else |
| 5232 | CmdArgs.push_back(Args.MakeArgString( |
| 5233 | getToolChain().GetFilePath("crt0.o"))); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5234 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5235 | getToolChain().GetFilePath("crtbegin.o"))); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5236 | } else { |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5237 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5238 | getToolChain().GetFilePath("crtbeginS.o"))); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5239 | } |
| 5240 | } |
| 5241 | |
Edward O'Callaghan | e7e1820 | 2009-10-28 15:13:08 +0000 | [diff] [blame] | 5242 | std::string Triple = getToolChain().getTripleString(); |
| 5243 | if (Triple.substr(0, 6) == "x86_64") |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 5244 | Triple.replace(0, 6, "amd64"); |
Daniel Dunbar | f7fb31f | 2009-10-29 02:24:37 +0000 | [diff] [blame] | 5245 | CmdArgs.push_back(Args.MakeArgString("-L/usr/lib/gcc-lib/" + Triple + |
Daniel Dunbar | 95c0457 | 2010-08-01 23:13:54 +0000 | [diff] [blame] | 5246 | "/4.2.1")); |
Daniel Dunbar | 2bbcf66 | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 5247 | |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5248 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 5249 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 5250 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
Rafael Espindola | 6cc2a68 | 2012-12-31 22:41:36 +0000 | [diff] [blame] | 5251 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 5252 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 5253 | Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); |
| 5254 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5255 | |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 5256 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5257 | |
| 5258 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5259 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Daniel Dunbar | 95c0457 | 2010-08-01 23:13:54 +0000 | [diff] [blame] | 5260 | if (D.CCCIsCXX) { |
Daniel Dunbar | 132e35d | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 5261 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Eli Friedman | 62d829a | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 5262 | if (Args.hasArg(options::OPT_pg)) |
| 5263 | CmdArgs.push_back("-lm_p"); |
| 5264 | else |
| 5265 | CmdArgs.push_back("-lm"); |
Daniel Dunbar | 95c0457 | 2010-08-01 23:13:54 +0000 | [diff] [blame] | 5266 | } |
| 5267 | |
Daniel Dunbar | 2bbcf66 | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 5268 | // FIXME: For some reason GCC passes -lgcc before adding |
| 5269 | // the default system libraries. Just mimic this for now. |
| 5270 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5271 | |
Eric Christopher | dc6cc87 | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 5272 | if (Args.hasArg(options::OPT_pthread)) { |
| 5273 | if (!Args.hasArg(options::OPT_shared) && |
| 5274 | Args.hasArg(options::OPT_pg)) |
| 5275 | CmdArgs.push_back("-lpthread_p"); |
| 5276 | else |
| 5277 | CmdArgs.push_back("-lpthread"); |
| 5278 | } |
| 5279 | |
Chandler Carruth | 657849c | 2011-12-17 22:32:42 +0000 | [diff] [blame] | 5280 | if (!Args.hasArg(options::OPT_shared)) { |
Eric Christopher | dc6cc87 | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 5281 | if (Args.hasArg(options::OPT_pg)) |
Eli Friedman | 62d829a | 2011-12-15 02:15:56 +0000 | [diff] [blame] | 5282 | CmdArgs.push_back("-lc_p"); |
| 5283 | else |
| 5284 | CmdArgs.push_back("-lc"); |
Chandler Carruth | 657849c | 2011-12-17 22:32:42 +0000 | [diff] [blame] | 5285 | } |
Eric Christopher | dc6cc87 | 2012-09-13 06:32:34 +0000 | [diff] [blame] | 5286 | |
Daniel Dunbar | 2bbcf66 | 2009-08-03 01:28:59 +0000 | [diff] [blame] | 5287 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5288 | } |
| 5289 | |
| 5290 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5291 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 5292 | if (!Args.hasArg(options::OPT_shared)) |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5293 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5294 | getToolChain().GetFilePath("crtend.o"))); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5295 | else |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 5296 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5297 | getToolChain().GetFilePath("crtendS.o"))); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5298 | } |
| 5299 | |
| 5300 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5301 | Args.MakeArgString(getToolChain().GetProgramPath("ld")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5302 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | f7b8eec | 2009-06-29 20:52:51 +0000 | [diff] [blame] | 5303 | } |
Ed Schouten | c66a5a3 | 2009-04-02 19:13:12 +0000 | [diff] [blame] | 5304 | |
Eli Friedman | 42f74f2 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 5305 | void bitrig::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
| 5306 | const InputInfo &Output, |
| 5307 | const InputInfoList &Inputs, |
| 5308 | const ArgList &Args, |
| 5309 | const char *LinkingOutput) const { |
| 5310 | ArgStringList CmdArgs; |
| 5311 | |
| 5312 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 5313 | options::OPT_Xassembler); |
| 5314 | |
| 5315 | CmdArgs.push_back("-o"); |
| 5316 | CmdArgs.push_back(Output.getFilename()); |
| 5317 | |
| 5318 | for (InputInfoList::const_iterator |
| 5319 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 5320 | const InputInfo &II = *it; |
| 5321 | CmdArgs.push_back(II.getFilename()); |
| 5322 | } |
| 5323 | |
| 5324 | const char *Exec = |
| 5325 | Args.MakeArgString(getToolChain().GetProgramPath("as")); |
| 5326 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 5327 | } |
| 5328 | |
| 5329 | void bitrig::Link::ConstructJob(Compilation &C, const JobAction &JA, |
| 5330 | const InputInfo &Output, |
| 5331 | const InputInfoList &Inputs, |
| 5332 | const ArgList &Args, |
| 5333 | const char *LinkingOutput) const { |
| 5334 | const Driver &D = getToolChain().getDriver(); |
| 5335 | ArgStringList CmdArgs; |
| 5336 | |
| 5337 | if ((!Args.hasArg(options::OPT_nostdlib)) && |
| 5338 | (!Args.hasArg(options::OPT_shared))) { |
| 5339 | CmdArgs.push_back("-e"); |
| 5340 | CmdArgs.push_back("__start"); |
| 5341 | } |
| 5342 | |
| 5343 | if (Args.hasArg(options::OPT_static)) { |
| 5344 | CmdArgs.push_back("-Bstatic"); |
| 5345 | } else { |
| 5346 | if (Args.hasArg(options::OPT_rdynamic)) |
| 5347 | CmdArgs.push_back("-export-dynamic"); |
| 5348 | CmdArgs.push_back("--eh-frame-hdr"); |
| 5349 | CmdArgs.push_back("-Bdynamic"); |
| 5350 | if (Args.hasArg(options::OPT_shared)) { |
| 5351 | CmdArgs.push_back("-shared"); |
| 5352 | } else { |
| 5353 | CmdArgs.push_back("-dynamic-linker"); |
| 5354 | CmdArgs.push_back("/usr/libexec/ld.so"); |
| 5355 | } |
| 5356 | } |
| 5357 | |
| 5358 | if (Output.isFilename()) { |
| 5359 | CmdArgs.push_back("-o"); |
| 5360 | CmdArgs.push_back(Output.getFilename()); |
| 5361 | } else { |
| 5362 | assert(Output.isNothing() && "Invalid output."); |
| 5363 | } |
| 5364 | |
| 5365 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5366 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 5367 | if (!Args.hasArg(options::OPT_shared)) { |
| 5368 | if (Args.hasArg(options::OPT_pg)) |
| 5369 | CmdArgs.push_back(Args.MakeArgString( |
| 5370 | getToolChain().GetFilePath("gcrt0.o"))); |
| 5371 | else |
| 5372 | CmdArgs.push_back(Args.MakeArgString( |
| 5373 | getToolChain().GetFilePath("crt0.o"))); |
| 5374 | CmdArgs.push_back(Args.MakeArgString( |
| 5375 | getToolChain().GetFilePath("crtbegin.o"))); |
| 5376 | } else { |
| 5377 | CmdArgs.push_back(Args.MakeArgString( |
| 5378 | getToolChain().GetFilePath("crtbeginS.o"))); |
| 5379 | } |
| 5380 | } |
| 5381 | |
| 5382 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 5383 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 5384 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 5385 | |
| 5386 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 5387 | |
| 5388 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5389 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 5390 | if (D.CCCIsCXX) { |
| 5391 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
| 5392 | if (Args.hasArg(options::OPT_pg)) |
| 5393 | CmdArgs.push_back("-lm_p"); |
| 5394 | else |
| 5395 | CmdArgs.push_back("-lm"); |
| 5396 | } |
| 5397 | |
Rafael Espindola | 3667bbe | 2012-10-23 17:07:31 +0000 | [diff] [blame] | 5398 | if (Args.hasArg(options::OPT_pthread)) { |
| 5399 | if (!Args.hasArg(options::OPT_shared) && |
| 5400 | Args.hasArg(options::OPT_pg)) |
| 5401 | CmdArgs.push_back("-lpthread_p"); |
| 5402 | else |
| 5403 | CmdArgs.push_back("-lpthread"); |
| 5404 | } |
| 5405 | |
Eli Friedman | 42f74f2 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 5406 | if (!Args.hasArg(options::OPT_shared)) { |
| 5407 | if (Args.hasArg(options::OPT_pg)) |
| 5408 | CmdArgs.push_back("-lc_p"); |
| 5409 | else |
| 5410 | CmdArgs.push_back("-lc"); |
| 5411 | } |
| 5412 | |
| 5413 | std::string myarch = "-lclang_rt."; |
| 5414 | const llvm::Triple &T = getToolChain().getTriple(); |
| 5415 | llvm::Triple::ArchType Arch = T.getArch(); |
| 5416 | switch (Arch) { |
| 5417 | case llvm::Triple::arm: |
| 5418 | myarch += ("arm"); |
| 5419 | break; |
| 5420 | case llvm::Triple::x86: |
| 5421 | myarch += ("i386"); |
| 5422 | break; |
| 5423 | case llvm::Triple::x86_64: |
| 5424 | myarch += ("amd64"); |
| 5425 | break; |
| 5426 | default: |
| 5427 | assert(0 && "Unsupported architecture"); |
| 5428 | } |
| 5429 | CmdArgs.push_back(Args.MakeArgString(myarch)); |
| 5430 | } |
| 5431 | |
| 5432 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5433 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 5434 | if (!Args.hasArg(options::OPT_shared)) |
| 5435 | CmdArgs.push_back(Args.MakeArgString( |
| 5436 | getToolChain().GetFilePath("crtend.o"))); |
| 5437 | else |
| 5438 | CmdArgs.push_back(Args.MakeArgString( |
| 5439 | getToolChain().GetFilePath("crtendS.o"))); |
| 5440 | } |
Eli Friedman | c9c48db | 2012-08-09 22:42:04 +0000 | [diff] [blame] | 5441 | |
| 5442 | const char *Exec = |
| 5443 | Args.MakeArgString(getToolChain().GetProgramPath("ld")); |
| 5444 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Eli Friedman | 42f74f2 | 2012-08-08 23:57:20 +0000 | [diff] [blame] | 5445 | } |
| 5446 | |
Daniel Dunbar | 68a31d4 | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 5447 | void freebsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5448 | const InputInfo &Output, |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5449 | const InputInfoList &Inputs, |
| 5450 | const ArgList &Args, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 5451 | const char *LinkingOutput) const { |
Daniel Dunbar | 68a31d4 | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 5452 | ArgStringList CmdArgs; |
| 5453 | |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5454 | // When building 32-bit code on FreeBSD/amd64, we have to explicitly |
| 5455 | // instruct as in the base system to assemble 32-bit code. |
Eric Christopher | c55da4b | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 5456 | if (getToolChain().getArch() == llvm::Triple::x86) |
Daniel Dunbar | 68a31d4 | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 5457 | CmdArgs.push_back("--32"); |
Eric Christopher | c55da4b | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 5458 | else if (getToolChain().getArch() == llvm::Triple::ppc) |
Roman Divacky | 3393cef | 2011-06-04 07:37:31 +0000 | [diff] [blame] | 5459 | CmdArgs.push_back("-a32"); |
Eric Christopher | c55da4b | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 5460 | else if (getToolChain().getArch() == llvm::Triple::mips || |
| 5461 | getToolChain().getArch() == llvm::Triple::mipsel || |
| 5462 | getToolChain().getArch() == llvm::Triple::mips64 || |
| 5463 | getToolChain().getArch() == llvm::Triple::mips64el) { |
| 5464 | StringRef CPUName; |
| 5465 | StringRef ABIName; |
| 5466 | getMipsCPUAndABI(Args, getToolChain(), CPUName, ABIName); |
Michael J. Spencer | 20249a1 | 2010-10-21 03:16:25 +0000 | [diff] [blame] | 5467 | |
Eric Christopher | c55da4b | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 5468 | CmdArgs.push_back("-march"); |
| 5469 | CmdArgs.push_back(CPUName.data()); |
| 5470 | |
Eric Christopher | c55da4b | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 5471 | CmdArgs.push_back("-mabi"); |
Simon Atanasyan | e9616a4 | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 5472 | CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data()); |
Eric Christopher | c55da4b | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 5473 | |
| 5474 | if (getToolChain().getArch() == llvm::Triple::mips || |
| 5475 | getToolChain().getArch() == llvm::Triple::mips64) |
| 5476 | CmdArgs.push_back("-EB"); |
| 5477 | else |
| 5478 | CmdArgs.push_back("-EL"); |
| 5479 | |
| 5480 | Arg *LastPICArg = Args.getLastArg(options::OPT_fPIC, options::OPT_fno_PIC, |
| 5481 | options::OPT_fpic, options::OPT_fno_pic, |
| 5482 | options::OPT_fPIE, options::OPT_fno_PIE, |
| 5483 | options::OPT_fpie, options::OPT_fno_pie); |
| 5484 | if (LastPICArg && |
| 5485 | (LastPICArg->getOption().matches(options::OPT_fPIC) || |
| 5486 | LastPICArg->getOption().matches(options::OPT_fpic) || |
| 5487 | LastPICArg->getOption().matches(options::OPT_fPIE) || |
| 5488 | LastPICArg->getOption().matches(options::OPT_fpie))) { |
| 5489 | CmdArgs.push_back("-KPIC"); |
| 5490 | } |
Rafael Espindola | 27fa236 | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 5491 | } else if (getToolChain().getArch() == llvm::Triple::arm || |
| 5492 | getToolChain().getArch() == llvm::Triple::thumb) { |
| 5493 | CmdArgs.push_back("-mfpu=softvfp"); |
| 5494 | switch(getToolChain().getTriple().getEnvironment()) { |
| 5495 | case llvm::Triple::GNUEABI: |
| 5496 | case llvm::Triple::EABI: |
Anton Korobeynikov | b234e74 | 2013-03-18 07:59:20 +0000 | [diff] [blame] | 5497 | CmdArgs.push_back("-meabi=5"); |
Rafael Espindola | 27fa236 | 2012-12-13 04:17:14 +0000 | [diff] [blame] | 5498 | break; |
| 5499 | |
| 5500 | default: |
| 5501 | CmdArgs.push_back("-matpcs"); |
| 5502 | } |
Eric Christopher | c55da4b | 2012-09-05 21:32:44 +0000 | [diff] [blame] | 5503 | } |
Eric Christopher | ed73473 | 2010-03-02 02:41:08 +0000 | [diff] [blame] | 5504 | |
Daniel Dunbar | 68a31d4 | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 5505 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 5506 | options::OPT_Xassembler); |
| 5507 | |
| 5508 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5509 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | 68a31d4 | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 5510 | |
| 5511 | for (InputInfoList::const_iterator |
| 5512 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 5513 | const InputInfo &II = *it; |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5514 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 68a31d4 | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 5515 | } |
| 5516 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5517 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 5518 | Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5519 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | 68a31d4 | 2009-03-31 17:45:15 +0000 | [diff] [blame] | 5520 | } |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5521 | |
| 5522 | void freebsd::Link::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5523 | const InputInfo &Output, |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5524 | const InputInfoList &Inputs, |
| 5525 | const ArgList &Args, |
Daniel Dunbar | a8304f6 | 2009-05-02 20:14:53 +0000 | [diff] [blame] | 5526 | const char *LinkingOutput) const { |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5527 | const toolchains::FreeBSD& ToolChain = |
| 5528 | static_cast<const toolchains::FreeBSD&>(getToolChain()); |
| 5529 | const Driver &D = ToolChain.getDriver(); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5530 | ArgStringList CmdArgs; |
David Chisnall | dfa210b | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 5531 | |
| 5532 | // Silence warning for "clang -g foo.o -o foo" |
| 5533 | Args.ClaimAllArgs(options::OPT_g_Group); |
| 5534 | // and "clang -emit-llvm foo.o -o foo" |
| 5535 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
| 5536 | // and for "clang -w foo.o -o foo". Other warning options are already |
| 5537 | // handled somewhere else. |
| 5538 | Args.ClaimAllArgs(options::OPT_w); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5539 | |
Joerg Sonnenberger | 8ab2bdc | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 5540 | if (!D.SysRoot.empty()) |
| 5541 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 5542 | |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5543 | if (Args.hasArg(options::OPT_pie)) |
| 5544 | CmdArgs.push_back("-pie"); |
| 5545 | |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5546 | if (Args.hasArg(options::OPT_static)) { |
| 5547 | CmdArgs.push_back("-Bstatic"); |
| 5548 | } else { |
Rafael Espindola | 65ba55d | 2010-11-11 02:17:51 +0000 | [diff] [blame] | 5549 | if (Args.hasArg(options::OPT_rdynamic)) |
| 5550 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5551 | CmdArgs.push_back("--eh-frame-hdr"); |
| 5552 | if (Args.hasArg(options::OPT_shared)) { |
| 5553 | CmdArgs.push_back("-Bshareable"); |
| 5554 | } else { |
| 5555 | CmdArgs.push_back("-dynamic-linker"); |
| 5556 | CmdArgs.push_back("/libexec/ld-elf.so.1"); |
| 5557 | } |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5558 | if (ToolChain.getTriple().getOSMajorVersion() >= 9) { |
| 5559 | llvm::Triple::ArchType Arch = ToolChain.getArch(); |
David Chisnall | dfa210b | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 5560 | if (Arch == llvm::Triple::arm || Arch == llvm::Triple::sparc || |
| 5561 | Arch == llvm::Triple::x86 || Arch == llvm::Triple::x86_64) { |
| 5562 | CmdArgs.push_back("--hash-style=both"); |
| 5563 | } |
| 5564 | } |
| 5565 | CmdArgs.push_back("--enable-new-dtags"); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5566 | } |
| 5567 | |
| 5568 | // When building 32-bit code on FreeBSD/amd64, we have to explicitly |
| 5569 | // instruct ld in the base system to link 32-bit code. |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 5570 | if (ToolChain.getArch() == llvm::Triple::x86) { |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5571 | CmdArgs.push_back("-m"); |
| 5572 | CmdArgs.push_back("elf_i386_fbsd"); |
| 5573 | } |
| 5574 | |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 5575 | if (ToolChain.getArch() == llvm::Triple::ppc) { |
Roman Divacky | 000a655 | 2011-06-04 07:40:24 +0000 | [diff] [blame] | 5576 | CmdArgs.push_back("-m"); |
Roman Divacky | 1052c1d | 2011-11-21 16:50:32 +0000 | [diff] [blame] | 5577 | CmdArgs.push_back("elf32ppc_fbsd"); |
Roman Divacky | 000a655 | 2011-06-04 07:40:24 +0000 | [diff] [blame] | 5578 | } |
| 5579 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 5580 | if (Output.isFilename()) { |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5581 | CmdArgs.push_back("-o"); |
| 5582 | CmdArgs.push_back(Output.getFilename()); |
| 5583 | } else { |
| 5584 | assert(Output.isNothing() && "Invalid output."); |
| 5585 | } |
| 5586 | |
| 5587 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5588 | !Args.hasArg(options::OPT_nostartfiles)) { |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5589 | const char *crt1 = NULL; |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5590 | if (!Args.hasArg(options::OPT_shared)) { |
Roman Divacky | c16bb76 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 5591 | if (Args.hasArg(options::OPT_pg)) |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5592 | crt1 = "gcrt1.o"; |
| 5593 | else if (Args.hasArg(options::OPT_pie)) |
| 5594 | crt1 = "Scrt1.o"; |
| 5595 | else |
| 5596 | crt1 = "crt1.o"; |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5597 | } |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5598 | if (crt1) |
| 5599 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1))); |
| 5600 | |
| 5601 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 5602 | |
| 5603 | const char *crtbegin = NULL; |
| 5604 | if (Args.hasArg(options::OPT_static)) |
| 5605 | crtbegin = "crtbeginT.o"; |
| 5606 | else if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
| 5607 | crtbegin = "crtbeginS.o"; |
| 5608 | else |
| 5609 | crtbegin = "crtbegin.o"; |
| 5610 | |
| 5611 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5612 | } |
| 5613 | |
| 5614 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5615 | const ToolChain::path_list Paths = ToolChain.getFilePaths(); |
Roman Divacky | 58e5ac9 | 2011-03-01 17:53:14 +0000 | [diff] [blame] | 5616 | for (ToolChain::path_list::const_iterator i = Paths.begin(), e = Paths.end(); |
| 5617 | i != e; ++i) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 5618 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + *i)); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5619 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 5620 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
David Chisnall | c736377 | 2010-08-15 22:58:12 +0000 | [diff] [blame] | 5621 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 5622 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 5623 | Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); |
| 5624 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5625 | |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5626 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5627 | |
| 5628 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5629 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Daniel Dunbar | 2002263 | 2010-02-17 08:07:51 +0000 | [diff] [blame] | 5630 | if (D.CCCIsCXX) { |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5631 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
Roman Divacky | c16bb76 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 5632 | if (Args.hasArg(options::OPT_pg)) |
| 5633 | CmdArgs.push_back("-lm_p"); |
| 5634 | else |
| 5635 | CmdArgs.push_back("-lm"); |
Daniel Dunbar | 2002263 | 2010-02-17 08:07:51 +0000 | [diff] [blame] | 5636 | } |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5637 | // FIXME: For some reason GCC passes -lgcc and -lgcc_s before adding |
| 5638 | // the default system libraries. Just mimic this for now. |
Roman Divacky | c16bb76 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 5639 | if (Args.hasArg(options::OPT_pg)) |
| 5640 | CmdArgs.push_back("-lgcc_p"); |
| 5641 | else |
| 5642 | CmdArgs.push_back("-lgcc"); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5643 | if (Args.hasArg(options::OPT_static)) { |
| 5644 | CmdArgs.push_back("-lgcc_eh"); |
Roman Divacky | c16bb76 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 5645 | } else if (Args.hasArg(options::OPT_pg)) { |
| 5646 | CmdArgs.push_back("-lgcc_eh_p"); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5647 | } else { |
| 5648 | CmdArgs.push_back("--as-needed"); |
| 5649 | CmdArgs.push_back("-lgcc_s"); |
| 5650 | CmdArgs.push_back("--no-as-needed"); |
| 5651 | } |
| 5652 | |
Matt Beaumont-Gay | 2423026 | 2011-02-10 20:35:01 +0000 | [diff] [blame] | 5653 | if (Args.hasArg(options::OPT_pthread)) { |
Roman Divacky | c16bb76 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 5654 | if (Args.hasArg(options::OPT_pg)) |
| 5655 | CmdArgs.push_back("-lpthread_p"); |
| 5656 | else |
| 5657 | CmdArgs.push_back("-lpthread"); |
Matt Beaumont-Gay | 2423026 | 2011-02-10 20:35:01 +0000 | [diff] [blame] | 5658 | } |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5659 | |
Roman Divacky | c16bb76 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 5660 | if (Args.hasArg(options::OPT_pg)) { |
| 5661 | if (Args.hasArg(options::OPT_shared)) |
| 5662 | CmdArgs.push_back("-lc"); |
| 5663 | else |
| 5664 | CmdArgs.push_back("-lc_p"); |
| 5665 | CmdArgs.push_back("-lgcc_p"); |
| 5666 | } else { |
| 5667 | CmdArgs.push_back("-lc"); |
| 5668 | CmdArgs.push_back("-lgcc"); |
| 5669 | } |
| 5670 | |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5671 | if (Args.hasArg(options::OPT_static)) { |
| 5672 | CmdArgs.push_back("-lgcc_eh"); |
Roman Divacky | c16bb76 | 2011-02-10 16:59:40 +0000 | [diff] [blame] | 5673 | } else if (Args.hasArg(options::OPT_pg)) { |
| 5674 | CmdArgs.push_back("-lgcc_eh_p"); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5675 | } else { |
| 5676 | CmdArgs.push_back("--as-needed"); |
| 5677 | CmdArgs.push_back("-lgcc_s"); |
| 5678 | CmdArgs.push_back("--no-as-needed"); |
| 5679 | } |
| 5680 | } |
| 5681 | |
| 5682 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5683 | !Args.hasArg(options::OPT_nostartfiles)) { |
Roman Divacky | f651381 | 2012-09-07 13:36:21 +0000 | [diff] [blame] | 5684 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5685 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o"))); |
Roman Divacky | f651381 | 2012-09-07 13:36:21 +0000 | [diff] [blame] | 5686 | else |
| 5687 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o"))); |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5688 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5689 | } |
| 5690 | |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5691 | addProfileRT(ToolChain, Args, CmdArgs, ToolChain.getTriple()); |
Nick Lewycky | 2e95a6d | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 5692 | |
Daniel Dunbar | c21c485 | 2009-04-08 23:54:23 +0000 | [diff] [blame] | 5693 | const char *Exec = |
Roman Divacky | 9438016 | 2012-08-28 15:09:03 +0000 | [diff] [blame] | 5694 | Args.MakeArgString(ToolChain.GetProgramPath("ld")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 5695 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | 008f54a | 2009-04-01 19:36:32 +0000 | [diff] [blame] | 5696 | } |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 5697 | |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5698 | void netbsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
| 5699 | const InputInfo &Output, |
| 5700 | const InputInfoList &Inputs, |
| 5701 | const ArgList &Args, |
| 5702 | const char *LinkingOutput) const { |
| 5703 | ArgStringList CmdArgs; |
| 5704 | |
| 5705 | // When building 32-bit code on NetBSD/amd64, we have to explicitly |
| 5706 | // instruct as in the base system to assemble 32-bit code. |
Joerg Sonnenberger | 1bd9137 | 2012-01-26 22:27:52 +0000 | [diff] [blame] | 5707 | if (getToolChain().getArch() == llvm::Triple::x86) |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5708 | CmdArgs.push_back("--32"); |
| 5709 | |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5710 | // Set byte order explicitly |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 5711 | if (getToolChain().getArch() == llvm::Triple::mips) |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5712 | CmdArgs.push_back("-EB"); |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 5713 | else if (getToolChain().getArch() == llvm::Triple::mipsel) |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5714 | CmdArgs.push_back("-EL"); |
| 5715 | |
| 5716 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 5717 | options::OPT_Xassembler); |
| 5718 | |
| 5719 | CmdArgs.push_back("-o"); |
| 5720 | CmdArgs.push_back(Output.getFilename()); |
| 5721 | |
| 5722 | for (InputInfoList::const_iterator |
| 5723 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 5724 | const InputInfo &II = *it; |
| 5725 | CmdArgs.push_back(II.getFilename()); |
| 5726 | } |
| 5727 | |
David Chisnall | 5adcec1 | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 5728 | const char *Exec = Args.MakeArgString((getToolChain().GetProgramPath("as"))); |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5729 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 5730 | } |
| 5731 | |
| 5732 | void netbsd::Link::ConstructJob(Compilation &C, const JobAction &JA, |
| 5733 | const InputInfo &Output, |
| 5734 | const InputInfoList &Inputs, |
| 5735 | const ArgList &Args, |
| 5736 | const char *LinkingOutput) const { |
| 5737 | const Driver &D = getToolChain().getDriver(); |
| 5738 | ArgStringList CmdArgs; |
| 5739 | |
Joerg Sonnenberger | 8ab2bdc | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 5740 | if (!D.SysRoot.empty()) |
| 5741 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 5742 | |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5743 | if (Args.hasArg(options::OPT_static)) { |
| 5744 | CmdArgs.push_back("-Bstatic"); |
| 5745 | } else { |
| 5746 | if (Args.hasArg(options::OPT_rdynamic)) |
| 5747 | CmdArgs.push_back("-export-dynamic"); |
| 5748 | CmdArgs.push_back("--eh-frame-hdr"); |
| 5749 | if (Args.hasArg(options::OPT_shared)) { |
| 5750 | CmdArgs.push_back("-Bshareable"); |
| 5751 | } else { |
| 5752 | CmdArgs.push_back("-dynamic-linker"); |
| 5753 | CmdArgs.push_back("/libexec/ld.elf_so"); |
| 5754 | } |
| 5755 | } |
| 5756 | |
| 5757 | // When building 32-bit code on NetBSD/amd64, we have to explicitly |
| 5758 | // instruct ld in the base system to link 32-bit code. |
Joerg Sonnenberger | 1bd9137 | 2012-01-26 22:27:52 +0000 | [diff] [blame] | 5759 | if (getToolChain().getArch() == llvm::Triple::x86) { |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5760 | CmdArgs.push_back("-m"); |
| 5761 | CmdArgs.push_back("elf_i386"); |
| 5762 | } |
| 5763 | |
| 5764 | if (Output.isFilename()) { |
| 5765 | CmdArgs.push_back("-o"); |
| 5766 | CmdArgs.push_back(Output.getFilename()); |
| 5767 | } else { |
| 5768 | assert(Output.isNothing() && "Invalid output."); |
| 5769 | } |
| 5770 | |
| 5771 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5772 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 5773 | if (!Args.hasArg(options::OPT_shared)) { |
| 5774 | CmdArgs.push_back(Args.MakeArgString( |
| 5775 | getToolChain().GetFilePath("crt0.o"))); |
| 5776 | CmdArgs.push_back(Args.MakeArgString( |
| 5777 | getToolChain().GetFilePath("crti.o"))); |
| 5778 | CmdArgs.push_back(Args.MakeArgString( |
| 5779 | getToolChain().GetFilePath("crtbegin.o"))); |
| 5780 | } else { |
| 5781 | CmdArgs.push_back(Args.MakeArgString( |
| 5782 | getToolChain().GetFilePath("crti.o"))); |
| 5783 | CmdArgs.push_back(Args.MakeArgString( |
| 5784 | getToolChain().GetFilePath("crtbeginS.o"))); |
| 5785 | } |
| 5786 | } |
| 5787 | |
| 5788 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 5789 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 5790 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 5791 | Args.AddAllArgs(CmdArgs, options::OPT_s); |
| 5792 | Args.AddAllArgs(CmdArgs, options::OPT_t); |
| 5793 | Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); |
| 5794 | Args.AddAllArgs(CmdArgs, options::OPT_r); |
| 5795 | |
| 5796 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
| 5797 | |
| 5798 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5799 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 5800 | if (D.CCCIsCXX) { |
| 5801 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
| 5802 | CmdArgs.push_back("-lm"); |
| 5803 | } |
| 5804 | // FIXME: For some reason GCC passes -lgcc and -lgcc_s before adding |
| 5805 | // the default system libraries. Just mimic this for now. |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5806 | if (Args.hasArg(options::OPT_static)) { |
| 5807 | CmdArgs.push_back("-lgcc_eh"); |
| 5808 | } else { |
| 5809 | CmdArgs.push_back("--as-needed"); |
| 5810 | CmdArgs.push_back("-lgcc_s"); |
| 5811 | CmdArgs.push_back("--no-as-needed"); |
| 5812 | } |
Joerg Sonnenberger | db6393f | 2011-06-07 23:39:17 +0000 | [diff] [blame] | 5813 | CmdArgs.push_back("-lgcc"); |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5814 | |
| 5815 | if (Args.hasArg(options::OPT_pthread)) |
| 5816 | CmdArgs.push_back("-lpthread"); |
| 5817 | CmdArgs.push_back("-lc"); |
| 5818 | |
| 5819 | CmdArgs.push_back("-lgcc"); |
| 5820 | if (Args.hasArg(options::OPT_static)) { |
| 5821 | CmdArgs.push_back("-lgcc_eh"); |
| 5822 | } else { |
| 5823 | CmdArgs.push_back("--as-needed"); |
| 5824 | CmdArgs.push_back("-lgcc_s"); |
| 5825 | CmdArgs.push_back("--no-as-needed"); |
| 5826 | } |
| 5827 | } |
| 5828 | |
| 5829 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 5830 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 5831 | if (!Args.hasArg(options::OPT_shared)) |
| 5832 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath( |
| 5833 | "crtend.o"))); |
| 5834 | else |
| 5835 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath( |
| 5836 | "crtendS.o"))); |
| 5837 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath( |
| 5838 | "crtn.o"))); |
| 5839 | } |
| 5840 | |
Bill Wendling | 3f4be6f | 2011-06-27 19:15:03 +0000 | [diff] [blame] | 5841 | addProfileRT(getToolChain(), Args, CmdArgs, getToolChain().getTriple()); |
Nick Lewycky | 2e95a6d | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 5842 | |
David Chisnall | 5adcec1 | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 5843 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("ld")); |
Benjamin Kramer | 8e50a96 | 2011-02-02 18:59:27 +0000 | [diff] [blame] | 5844 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 5845 | } |
| 5846 | |
Thomas Schwinge | 577bb0a | 2013-03-28 19:04:25 +0000 | [diff] [blame] | 5847 | void gnutools::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
| 5848 | const InputInfo &Output, |
| 5849 | const InputInfoList &Inputs, |
| 5850 | const ArgList &Args, |
| 5851 | const char *LinkingOutput) const { |
Rafael Espindola | ba30bbe | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 5852 | ArgStringList CmdArgs; |
| 5853 | |
| 5854 | // Add --32/--64 to make sure we get the format we want. |
| 5855 | // This is incomplete |
| 5856 | if (getToolChain().getArch() == llvm::Triple::x86) { |
| 5857 | CmdArgs.push_back("--32"); |
| 5858 | } else if (getToolChain().getArch() == llvm::Triple::x86_64) { |
| 5859 | CmdArgs.push_back("--64"); |
Eli Friedman | 7972c88 | 2011-11-28 23:46:52 +0000 | [diff] [blame] | 5860 | } else if (getToolChain().getArch() == llvm::Triple::ppc) { |
| 5861 | CmdArgs.push_back("-a32"); |
| 5862 | CmdArgs.push_back("-mppc"); |
| 5863 | CmdArgs.push_back("-many"); |
| 5864 | } else if (getToolChain().getArch() == llvm::Triple::ppc64) { |
| 5865 | CmdArgs.push_back("-a64"); |
| 5866 | CmdArgs.push_back("-mppc64"); |
| 5867 | CmdArgs.push_back("-many"); |
Rafael Espindola | ba30bbe | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 5868 | } else if (getToolChain().getArch() == llvm::Triple::arm) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 5869 | StringRef MArch = getToolChain().getArchName(); |
Rafael Espindola | ba30bbe | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 5870 | if (MArch == "armv7" || MArch == "armv7a" || MArch == "armv7-a") |
| 5871 | CmdArgs.push_back("-mfpu=neon"); |
Evgeniy Stepanov | 700c508 | 2012-04-20 09:03:40 +0000 | [diff] [blame] | 5872 | |
| 5873 | StringRef ARMFloatABI = getARMFloatABI(getToolChain().getDriver(), Args, |
| 5874 | getToolChain().getTriple()); |
| 5875 | CmdArgs.push_back(Args.MakeArgString("-mfloat-abi=" + ARMFloatABI)); |
Evgeniy Stepanov | eca187e | 2012-04-24 09:05:31 +0000 | [diff] [blame] | 5876 | |
| 5877 | Args.AddLastArg(CmdArgs, options::OPT_march_EQ); |
| 5878 | Args.AddLastArg(CmdArgs, options::OPT_mcpu_EQ); |
| 5879 | Args.AddLastArg(CmdArgs, options::OPT_mfpu_EQ); |
Akira Hatanaka | c85900f | 2011-11-30 19:31:38 +0000 | [diff] [blame] | 5880 | } else if (getToolChain().getArch() == llvm::Triple::mips || |
| 5881 | getToolChain().getArch() == llvm::Triple::mipsel || |
| 5882 | getToolChain().getArch() == llvm::Triple::mips64 || |
| 5883 | getToolChain().getArch() == llvm::Triple::mips64el) { |
Simon Atanasyan | 073a780 | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 5884 | StringRef CPUName; |
| 5885 | StringRef ABIName; |
| 5886 | getMipsCPUAndABI(Args, getToolChain(), CPUName, ABIName); |
Akira Hatanaka | c85900f | 2011-11-30 19:31:38 +0000 | [diff] [blame] | 5887 | |
Simon Atanasyan | 073a780 | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 5888 | CmdArgs.push_back("-march"); |
| 5889 | CmdArgs.push_back(CPUName.data()); |
| 5890 | |
Simon Atanasyan | 073a780 | 2012-04-07 22:31:29 +0000 | [diff] [blame] | 5891 | CmdArgs.push_back("-mabi"); |
Simon Atanasyan | e9616a4 | 2013-02-27 14:55:49 +0000 | [diff] [blame] | 5892 | CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data()); |
Simon Atanasyan | 5f0a1c1 | 2012-04-06 19:15:24 +0000 | [diff] [blame] | 5893 | |
| 5894 | if (getToolChain().getArch() == llvm::Triple::mips || |
| 5895 | getToolChain().getArch() == llvm::Triple::mips64) |
| 5896 | CmdArgs.push_back("-EB"); |
| 5897 | else |
| 5898 | CmdArgs.push_back("-EL"); |
Simon Atanasyan | 1f0646e | 2012-05-29 19:07:33 +0000 | [diff] [blame] | 5899 | |
Simon Atanasyan | 9dbfc61 | 2013-04-30 07:47:13 +0000 | [diff] [blame] | 5900 | Args.AddLastArg(CmdArgs, options::OPT_mips16, options::OPT_mno_mips16); |
| 5901 | Args.AddLastArg(CmdArgs, options::OPT_mmicromips, |
| 5902 | options::OPT_mno_micromips); |
| 5903 | Args.AddLastArg(CmdArgs, options::OPT_mdsp, options::OPT_mno_dsp); |
| 5904 | Args.AddLastArg(CmdArgs, options::OPT_mdspr2, options::OPT_mno_dspr2); |
| 5905 | |
Simon Atanasyan | 1f0646e | 2012-05-29 19:07:33 +0000 | [diff] [blame] | 5906 | Arg *LastPICArg = Args.getLastArg(options::OPT_fPIC, options::OPT_fno_PIC, |
| 5907 | options::OPT_fpic, options::OPT_fno_pic, |
| 5908 | options::OPT_fPIE, options::OPT_fno_PIE, |
| 5909 | options::OPT_fpie, options::OPT_fno_pie); |
| 5910 | if (LastPICArg && |
| 5911 | (LastPICArg->getOption().matches(options::OPT_fPIC) || |
| 5912 | LastPICArg->getOption().matches(options::OPT_fpic) || |
| 5913 | LastPICArg->getOption().matches(options::OPT_fPIE) || |
| 5914 | LastPICArg->getOption().matches(options::OPT_fpie))) { |
| 5915 | CmdArgs.push_back("-KPIC"); |
| 5916 | } |
Ulrich Weigand | b840921 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 5917 | } else if (getToolChain().getArch() == llvm::Triple::systemz) { |
| 5918 | // At the moment we always produce z10 code. |
| 5919 | CmdArgs.push_back("-march=z10"); |
Rafael Espindola | ba30bbe | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 5920 | } |
| 5921 | |
| 5922 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 5923 | options::OPT_Xassembler); |
| 5924 | |
| 5925 | CmdArgs.push_back("-o"); |
| 5926 | CmdArgs.push_back(Output.getFilename()); |
| 5927 | |
| 5928 | for (InputInfoList::const_iterator |
| 5929 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 5930 | const InputInfo &II = *it; |
| 5931 | CmdArgs.push_back(II.getFilename()); |
| 5932 | } |
| 5933 | |
| 5934 | const char *Exec = |
| 5935 | Args.MakeArgString(getToolChain().GetProgramPath("as")); |
| 5936 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Eric Christopher | c47b6f3 | 2013-06-05 23:58:15 +0000 | [diff] [blame] | 5937 | |
| 5938 | // Handle the debug info splitting at object creation time if we're |
| 5939 | // creating an object. |
| 5940 | // TODO: Currently only works on linux with newer objcopy. |
| 5941 | if (Args.hasArg(options::OPT_gsplit_dwarf) && |
| 5942 | (getToolChain().getTriple().getOS() == llvm::Triple::Linux)) |
| 5943 | SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output, |
| 5944 | SplitDebugName(Args, Inputs)); |
Rafael Espindola | ba30bbe | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 5945 | } |
| 5946 | |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 5947 | static void AddLibgcc(llvm::Triple Triple, const Driver &D, |
| 5948 | ArgStringList &CmdArgs, const ArgList &Args) { |
Logan Chien | 94a7142 | 2012-09-02 09:30:11 +0000 | [diff] [blame] | 5949 | bool isAndroid = Triple.getEnvironment() == llvm::Triple::Android; |
Chandler Carruth | 68f94db | 2013-03-04 02:07:55 +0000 | [diff] [blame] | 5950 | bool StaticLibgcc = Args.hasArg(options::OPT_static_libgcc) || |
| 5951 | Args.hasArg(options::OPT_static); |
Rafael Espindola | abf3ac7 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 5952 | if (!D.CCCIsCXX) |
| 5953 | CmdArgs.push_back("-lgcc"); |
| 5954 | |
Logan Chien | 529a73d | 2012-11-19 12:04:11 +0000 | [diff] [blame] | 5955 | if (StaticLibgcc || isAndroid) { |
Rafael Espindola | abf3ac7 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 5956 | if (D.CCCIsCXX) |
| 5957 | CmdArgs.push_back("-lgcc"); |
| 5958 | } else { |
| 5959 | if (!D.CCCIsCXX) |
| 5960 | CmdArgs.push_back("--as-needed"); |
| 5961 | CmdArgs.push_back("-lgcc_s"); |
| 5962 | if (!D.CCCIsCXX) |
| 5963 | CmdArgs.push_back("--no-as-needed"); |
| 5964 | } |
| 5965 | |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 5966 | if (StaticLibgcc && !isAndroid) |
Rafael Espindola | abf3ac7 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 5967 | CmdArgs.push_back("-lgcc_eh"); |
| 5968 | else if (!Args.hasArg(options::OPT_shared) && D.CCCIsCXX) |
| 5969 | CmdArgs.push_back("-lgcc"); |
Logan Chien | 529a73d | 2012-11-19 12:04:11 +0000 | [diff] [blame] | 5970 | |
| 5971 | // According to Android ABI, we have to link with libdl if we are |
| 5972 | // linking with non-static libgcc. |
| 5973 | // |
| 5974 | // NOTE: This fixes a link error on Android MIPS as well. The non-static |
| 5975 | // libgcc for MIPS relies on _Unwind_Find_FDE and dl_iterate_phdr from libdl. |
| 5976 | if (isAndroid && !StaticLibgcc) |
| 5977 | CmdArgs.push_back("-ldl"); |
Rafael Espindola | abf3ac7 | 2011-10-17 21:39:04 +0000 | [diff] [blame] | 5978 | } |
| 5979 | |
Simon Atanasyan | f4bd329 | 2012-10-21 11:44:57 +0000 | [diff] [blame] | 5980 | static bool hasMipsN32ABIArg(const ArgList &Args) { |
| 5981 | Arg *A = Args.getLastArg(options::OPT_mabi_EQ); |
Richard Smith | 1d489cf | 2012-11-01 04:30:05 +0000 | [diff] [blame] | 5982 | return A && (A->getValue() == StringRef("n32")); |
Simon Atanasyan | f4bd329 | 2012-10-21 11:44:57 +0000 | [diff] [blame] | 5983 | } |
| 5984 | |
Peter Collingbourne | bdaa134 | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 5985 | static StringRef getLinuxDynamicLinker(const ArgList &Args, |
| 5986 | const toolchains::Linux &ToolChain) { |
| 5987 | if (ToolChain.getTriple().getEnvironment() == llvm::Triple::Android) |
| 5988 | return "/system/bin/linker"; |
| 5989 | else if (ToolChain.getArch() == llvm::Triple::x86) |
| 5990 | return "/lib/ld-linux.so.2"; |
| 5991 | else if (ToolChain.getArch() == llvm::Triple::aarch64) |
| 5992 | return "/lib/ld-linux-aarch64.so.1"; |
| 5993 | else if (ToolChain.getArch() == llvm::Triple::arm || |
| 5994 | ToolChain.getArch() == llvm::Triple::thumb) { |
| 5995 | if (ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUEABIHF) |
| 5996 | return "/lib/ld-linux-armhf.so.3"; |
| 5997 | else |
| 5998 | return "/lib/ld-linux.so.3"; |
| 5999 | } else if (ToolChain.getArch() == llvm::Triple::mips || |
| 6000 | ToolChain.getArch() == llvm::Triple::mipsel) |
| 6001 | return "/lib/ld.so.1"; |
| 6002 | else if (ToolChain.getArch() == llvm::Triple::mips64 || |
| 6003 | ToolChain.getArch() == llvm::Triple::mips64el) { |
| 6004 | if (hasMipsN32ABIArg(Args)) |
| 6005 | return "/lib32/ld.so.1"; |
| 6006 | else |
| 6007 | return "/lib64/ld.so.1"; |
| 6008 | } else if (ToolChain.getArch() == llvm::Triple::ppc) |
| 6009 | return "/lib/ld.so.1"; |
| 6010 | else if (ToolChain.getArch() == llvm::Triple::ppc64 || |
| 6011 | ToolChain.getArch() == llvm::Triple::systemz) |
| 6012 | return "/lib64/ld64.so.1"; |
| 6013 | else |
| 6014 | return "/lib64/ld-linux-x86-64.so.2"; |
| 6015 | } |
| 6016 | |
Thomas Schwinge | 577bb0a | 2013-03-28 19:04:25 +0000 | [diff] [blame] | 6017 | void gnutools::Link::ConstructJob(Compilation &C, const JobAction &JA, |
| 6018 | const InputInfo &Output, |
| 6019 | const InputInfoList &Inputs, |
| 6020 | const ArgList &Args, |
| 6021 | const char *LinkingOutput) const { |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6022 | const toolchains::Linux& ToolChain = |
| 6023 | static_cast<const toolchains::Linux&>(getToolChain()); |
| 6024 | const Driver &D = ToolChain.getDriver(); |
Rafael Espindola | 715852c | 2012-11-02 20:41:30 +0000 | [diff] [blame] | 6025 | const bool isAndroid = |
| 6026 | ToolChain.getTriple().getEnvironment() == llvm::Triple::Android; |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 6027 | SanitizerArgs Sanitize(getToolChain(), Args); |
| 6028 | const bool IsPIE = |
| 6029 | !Args.hasArg(options::OPT_shared) && |
| 6030 | (Args.hasArg(options::OPT_pie) || Sanitize.hasZeroBaseShadow()); |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6031 | |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6032 | ArgStringList CmdArgs; |
| 6033 | |
Rafael Espindola | 26f14c3 | 2010-11-15 18:28:16 +0000 | [diff] [blame] | 6034 | // Silence warning for "clang -g foo.o -o foo" |
| 6035 | Args.ClaimAllArgs(options::OPT_g_Group); |
Rafael Espindola | 9c094fb | 2011-03-01 05:25:27 +0000 | [diff] [blame] | 6036 | // and "clang -emit-llvm foo.o -o foo" |
| 6037 | Args.ClaimAllArgs(options::OPT_emit_llvm); |
David Chisnall | dfa210b | 2012-07-29 15:24:44 +0000 | [diff] [blame] | 6038 | // and for "clang -w foo.o -o foo". Other warning options are already |
Rafael Espindola | 7f6458b | 2010-11-17 20:37:10 +0000 | [diff] [blame] | 6039 | // handled somewhere else. |
| 6040 | Args.ClaimAllArgs(options::OPT_w); |
Rafael Espindola | 26f14c3 | 2010-11-15 18:28:16 +0000 | [diff] [blame] | 6041 | |
Joerg Sonnenberger | 8ab2bdc | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 6042 | if (!D.SysRoot.empty()) |
| 6043 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6044 | |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 6045 | if (IsPIE) |
Rafael Espindola | fdda171 | 2010-11-17 22:26:15 +0000 | [diff] [blame] | 6046 | CmdArgs.push_back("-pie"); |
| 6047 | |
Rafael Espindola | dc1b76d | 2010-11-07 22:57:16 +0000 | [diff] [blame] | 6048 | if (Args.hasArg(options::OPT_rdynamic)) |
| 6049 | CmdArgs.push_back("-export-dynamic"); |
| 6050 | |
Rafael Espindola | e0e6d3b | 2010-11-11 19:34:42 +0000 | [diff] [blame] | 6051 | if (Args.hasArg(options::OPT_s)) |
| 6052 | CmdArgs.push_back("-s"); |
| 6053 | |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6054 | for (std::vector<std::string>::const_iterator i = ToolChain.ExtraOpts.begin(), |
| 6055 | e = ToolChain.ExtraOpts.end(); |
| 6056 | i != e; ++i) |
| 6057 | CmdArgs.push_back(i->c_str()); |
| 6058 | |
| 6059 | if (!Args.hasArg(options::OPT_static)) { |
| 6060 | CmdArgs.push_back("--eh-frame-hdr"); |
| 6061 | } |
| 6062 | |
| 6063 | CmdArgs.push_back("-m"); |
| 6064 | if (ToolChain.getArch() == llvm::Triple::x86) |
| 6065 | CmdArgs.push_back("elf_i386"); |
Tim Northover | c264e16 | 2013-01-31 12:13:10 +0000 | [diff] [blame] | 6066 | else if (ToolChain.getArch() == llvm::Triple::aarch64) |
| 6067 | CmdArgs.push_back("aarch64linux"); |
Eric Christopher | 88b7cf0 | 2011-08-19 00:30:14 +0000 | [diff] [blame] | 6068 | else if (ToolChain.getArch() == llvm::Triple::arm |
Douglas Gregor | f0594d8 | 2011-03-06 19:11:49 +0000 | [diff] [blame] | 6069 | || ToolChain.getArch() == llvm::Triple::thumb) |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6070 | CmdArgs.push_back("armelf_linux_eabi"); |
Ted Kremenek | 43ac297 | 2011-04-05 22:04:27 +0000 | [diff] [blame] | 6071 | else if (ToolChain.getArch() == llvm::Triple::ppc) |
| 6072 | CmdArgs.push_back("elf32ppclinux"); |
| 6073 | else if (ToolChain.getArch() == llvm::Triple::ppc64) |
| 6074 | CmdArgs.push_back("elf64ppc"); |
Eli Friedman | 5bea4f6 | 2011-11-08 19:43:37 +0000 | [diff] [blame] | 6075 | else if (ToolChain.getArch() == llvm::Triple::mips) |
| 6076 | CmdArgs.push_back("elf32btsmip"); |
| 6077 | else if (ToolChain.getArch() == llvm::Triple::mipsel) |
| 6078 | CmdArgs.push_back("elf32ltsmip"); |
Simon Atanasyan | f4bd329 | 2012-10-21 11:44:57 +0000 | [diff] [blame] | 6079 | else if (ToolChain.getArch() == llvm::Triple::mips64) { |
| 6080 | if (hasMipsN32ABIArg(Args)) |
| 6081 | CmdArgs.push_back("elf32btsmipn32"); |
| 6082 | else |
| 6083 | CmdArgs.push_back("elf64btsmip"); |
| 6084 | } |
| 6085 | else if (ToolChain.getArch() == llvm::Triple::mips64el) { |
| 6086 | if (hasMipsN32ABIArg(Args)) |
| 6087 | CmdArgs.push_back("elf32ltsmipn32"); |
| 6088 | else |
| 6089 | CmdArgs.push_back("elf64ltsmip"); |
| 6090 | } |
Ulrich Weigand | b840921 | 2013-05-06 16:26:41 +0000 | [diff] [blame] | 6091 | else if (ToolChain.getArch() == llvm::Triple::systemz) |
| 6092 | CmdArgs.push_back("elf64_s390"); |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6093 | else |
| 6094 | CmdArgs.push_back("elf_x86_64"); |
| 6095 | |
| 6096 | if (Args.hasArg(options::OPT_static)) { |
Douglas Gregor | f0594d8 | 2011-03-06 19:11:49 +0000 | [diff] [blame] | 6097 | if (ToolChain.getArch() == llvm::Triple::arm |
| 6098 | || ToolChain.getArch() == llvm::Triple::thumb) |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6099 | CmdArgs.push_back("-Bstatic"); |
| 6100 | else |
| 6101 | CmdArgs.push_back("-static"); |
| 6102 | } else if (Args.hasArg(options::OPT_shared)) { |
| 6103 | CmdArgs.push_back("-shared"); |
Rafael Espindola | 715852c | 2012-11-02 20:41:30 +0000 | [diff] [blame] | 6104 | if (isAndroid) { |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6105 | CmdArgs.push_back("-Bsymbolic"); |
| 6106 | } |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6107 | } |
| 6108 | |
| 6109 | if (ToolChain.getArch() == llvm::Triple::arm || |
Douglas Gregor | f0594d8 | 2011-03-06 19:11:49 +0000 | [diff] [blame] | 6110 | ToolChain.getArch() == llvm::Triple::thumb || |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6111 | (!Args.hasArg(options::OPT_static) && |
| 6112 | !Args.hasArg(options::OPT_shared))) { |
| 6113 | CmdArgs.push_back("-dynamic-linker"); |
Peter Collingbourne | bdaa134 | 2013-05-27 21:40:20 +0000 | [diff] [blame] | 6114 | CmdArgs.push_back(Args.MakeArgString( |
| 6115 | D.DyldPrefix + getLinuxDynamicLinker(Args, ToolChain))); |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6116 | } |
| 6117 | |
| 6118 | CmdArgs.push_back("-o"); |
| 6119 | CmdArgs.push_back(Output.getFilename()); |
| 6120 | |
Rafael Espindola | 49c64fd | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 6121 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6122 | !Args.hasArg(options::OPT_nostartfiles)) { |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6123 | if (!isAndroid) { |
| 6124 | const char *crt1 = NULL; |
| 6125 | if (!Args.hasArg(options::OPT_shared)){ |
Eric Christopher | 61f0868 | 2013-06-07 23:25:01 +0000 | [diff] [blame] | 6126 | if (Args.hasArg(options::OPT_pg)) |
| 6127 | crt1 = "gcrt1.o"; |
| 6128 | else if (IsPIE) |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6129 | crt1 = "Scrt1.o"; |
| 6130 | else |
| 6131 | crt1 = "crt1.o"; |
| 6132 | } |
| 6133 | if (crt1) |
| 6134 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1))); |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6135 | |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6136 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o"))); |
| 6137 | } |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6138 | |
Rafael Espindola | 89414b3 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 6139 | const char *crtbegin; |
| 6140 | if (Args.hasArg(options::OPT_static)) |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6141 | crtbegin = isAndroid ? "crtbegin_static.o" : "crtbeginT.o"; |
Evgeniy Stepanov | a92983d | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 6142 | else if (Args.hasArg(options::OPT_shared)) |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6143 | crtbegin = isAndroid ? "crtbegin_so.o" : "crtbeginS.o"; |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 6144 | else if (IsPIE) |
Evgeniy Stepanov | a92983d | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 6145 | crtbegin = isAndroid ? "crtbegin_dynamic.o" : "crtbeginS.o"; |
Rafael Espindola | 89414b3 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 6146 | else |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6147 | crtbegin = isAndroid ? "crtbegin_dynamic.o" : "crtbegin.o"; |
Rafael Espindola | 89414b3 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 6148 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin))); |
Benjamin Kramer | e20e508 | 2012-10-04 19:42:20 +0000 | [diff] [blame] | 6149 | |
| 6150 | // Add crtfastmath.o if available and fast math is enabled. |
| 6151 | ToolChain.AddFastMathRuntimeIfAvailable(Args, CmdArgs); |
Rafael Espindola | 89414b3 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 6152 | } |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6153 | |
| 6154 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 6155 | |
| 6156 | const ToolChain::path_list Paths = ToolChain.getFilePaths(); |
| 6157 | |
Roman Divacky | 58e5ac9 | 2011-03-01 17:53:14 +0000 | [diff] [blame] | 6158 | for (ToolChain::path_list::const_iterator i = Paths.begin(), e = Paths.end(); |
| 6159 | i != e; ++i) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 6160 | CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + *i)); |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6161 | |
Rafael Espindola | c515154 | 2012-04-09 23:53:34 +0000 | [diff] [blame] | 6162 | // Tell the linker to load the plugin. This has to come before AddLinkerInputs |
| 6163 | // as gold requires -plugin to come before any -plugin-opt that -Wl might |
| 6164 | // forward. |
| 6165 | if (D.IsUsingLTO(Args) || Args.hasArg(options::OPT_use_gold_plugin)) { |
| 6166 | CmdArgs.push_back("-plugin"); |
| 6167 | std::string Plugin = ToolChain.getDriver().Dir + "/../lib/LLVMgold.so"; |
| 6168 | CmdArgs.push_back(Args.MakeArgString(Plugin)); |
Chandler Carruth | 700d4e4 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 6169 | |
| 6170 | // Try to pass driver level flags relevant to LTO code generation down to |
| 6171 | // the plugin. |
| 6172 | |
| 6173 | // Handle architecture-specific flags for selecting CPU variants. |
| 6174 | if (ToolChain.getArch() == llvm::Triple::x86 || |
| 6175 | ToolChain.getArch() == llvm::Triple::x86_64) |
| 6176 | CmdArgs.push_back( |
| 6177 | Args.MakeArgString(Twine("-plugin-opt=mcpu=") + |
| 6178 | getX86TargetCPU(Args, ToolChain.getTriple()))); |
| 6179 | else if (ToolChain.getArch() == llvm::Triple::arm || |
| 6180 | ToolChain.getArch() == llvm::Triple::thumb) |
| 6181 | CmdArgs.push_back( |
| 6182 | Args.MakeArgString(Twine("-plugin-opt=mcpu=") + |
| 6183 | getARMTargetCPU(Args, ToolChain.getTriple()))); |
| 6184 | |
| 6185 | // FIXME: Factor out logic for MIPS, PPC, and other targets to support this |
| 6186 | // as well. |
Rafael Espindola | c515154 | 2012-04-09 23:53:34 +0000 | [diff] [blame] | 6187 | } |
| 6188 | |
Chandler Carruth | 700d4e4 | 2013-01-13 11:46:33 +0000 | [diff] [blame] | 6189 | |
Nick Lewycky | e276cfc | 2012-08-17 03:39:16 +0000 | [diff] [blame] | 6190 | if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) |
| 6191 | CmdArgs.push_back("--no-demangle"); |
| 6192 | |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6193 | AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs); |
| 6194 | |
Eric Christopher | 6716d94 | 2012-11-29 18:51:05 +0000 | [diff] [blame] | 6195 | // Call these before we add the C++ ABI library. |
Richard Smith | c4dabad | 2012-11-05 22:04:41 +0000 | [diff] [blame] | 6196 | if (Sanitize.needsUbsanRt()) |
Richard Smith | 61a574f | 2013-03-20 23:49:07 +0000 | [diff] [blame] | 6197 | addUbsanRTLinux(getToolChain(), Args, CmdArgs, D.CCCIsCXX, |
| 6198 | Sanitize.needsAsanRt() || Sanitize.needsTsanRt() || |
Sergey Matveev | 050309f | 2013-05-27 11:17:01 +0000 | [diff] [blame] | 6199 | Sanitize.needsMsanRt() || Sanitize.needsLsanRt()); |
Eric Christopher | 6716d94 | 2012-11-29 18:51:05 +0000 | [diff] [blame] | 6200 | if (Sanitize.needsAsanRt()) |
| 6201 | addAsanRTLinux(getToolChain(), Args, CmdArgs); |
| 6202 | if (Sanitize.needsTsanRt()) |
| 6203 | addTsanRTLinux(getToolChain(), Args, CmdArgs); |
Evgeniy Stepanov | 09ccf39 | 2012-12-03 13:20:43 +0000 | [diff] [blame] | 6204 | if (Sanitize.needsMsanRt()) |
| 6205 | addMsanRTLinux(getToolChain(), Args, CmdArgs); |
Sergey Matveev | 050309f | 2013-05-27 11:17:01 +0000 | [diff] [blame] | 6206 | if (Sanitize.needsLsanRt()) |
| 6207 | addLsanRTLinux(getToolChain(), Args, CmdArgs); |
Richard Smith | 8e1cee6 | 2012-10-25 02:14:12 +0000 | [diff] [blame] | 6208 | |
Chandler Carruth | 80a393e | 2013-06-24 09:38:45 +0000 | [diff] [blame^] | 6209 | // The profile runtime also needs access to system libraries. |
| 6210 | addProfileRTLinux(getToolChain(), Args, CmdArgs); |
| 6211 | |
Chandler Carruth | 2ba542c | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 6212 | if (D.CCCIsCXX && |
| 6213 | !Args.hasArg(options::OPT_nostdlib) && |
| 6214 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
Rafael Espindola | 19706f8 | 2011-10-17 22:14:51 +0000 | [diff] [blame] | 6215 | bool OnlyLibstdcxxStatic = Args.hasArg(options::OPT_static_libstdcxx) && |
| 6216 | !Args.hasArg(options::OPT_static); |
| 6217 | if (OnlyLibstdcxxStatic) |
| 6218 | CmdArgs.push_back("-Bstatic"); |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6219 | ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs); |
Rafael Espindola | 19706f8 | 2011-10-17 22:14:51 +0000 | [diff] [blame] | 6220 | if (OnlyLibstdcxxStatic) |
| 6221 | CmdArgs.push_back("-Bdynamic"); |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6222 | CmdArgs.push_back("-lm"); |
| 6223 | } |
| 6224 | |
Rafael Espindola | 89414b3 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 6225 | if (!Args.hasArg(options::OPT_nostdlib)) { |
Chandler Carruth | 2ba542c | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 6226 | if (!Args.hasArg(options::OPT_nodefaultlibs)) { |
| 6227 | if (Args.hasArg(options::OPT_static)) |
| 6228 | CmdArgs.push_back("--start-group"); |
Nick Lewycky | 80df025 | 2011-06-04 06:27:06 +0000 | [diff] [blame] | 6229 | |
Chandler Carruth | df96e02 | 2013-01-17 13:19:29 +0000 | [diff] [blame] | 6230 | bool OpenMP = Args.hasArg(options::OPT_fopenmp); |
| 6231 | if (OpenMP) { |
| 6232 | CmdArgs.push_back("-lgomp"); |
| 6233 | |
| 6234 | // FIXME: Exclude this for platforms whith libgomp that doesn't require |
| 6235 | // librt. Most modern Linux platfroms require it, but some may not. |
| 6236 | CmdArgs.push_back("-lrt"); |
| 6237 | } |
| 6238 | |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6239 | AddLibgcc(ToolChain.getTriple(), D, CmdArgs, Args); |
Rafael Espindola | 89414b3 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 6240 | |
Chandler Carruth | 2ba542c | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 6241 | if (Args.hasArg(options::OPT_pthread) || |
Chandler Carruth | df96e02 | 2013-01-17 13:19:29 +0000 | [diff] [blame] | 6242 | Args.hasArg(options::OPT_pthreads) || OpenMP) |
Chandler Carruth | 2ba542c | 2012-05-14 18:31:18 +0000 | [diff] [blame] | 6243 | CmdArgs.push_back("-lpthread"); |
| 6244 | |
| 6245 | CmdArgs.push_back("-lc"); |
| 6246 | |
| 6247 | if (Args.hasArg(options::OPT_static)) |
| 6248 | CmdArgs.push_back("--end-group"); |
| 6249 | else |
| 6250 | AddLibgcc(ToolChain.getTriple(), D, CmdArgs, Args); |
| 6251 | } |
Rafael Espindola | fdda171 | 2010-11-17 22:26:15 +0000 | [diff] [blame] | 6252 | |
Rafael Espindola | 49c64fd | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 6253 | if (!Args.hasArg(options::OPT_nostartfiles)) { |
| 6254 | const char *crtend; |
Evgeniy Stepanov | a92983d | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 6255 | if (Args.hasArg(options::OPT_shared)) |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6256 | crtend = isAndroid ? "crtend_so.o" : "crtendS.o"; |
Peter Collingbourne | 52ca70d | 2013-04-09 04:35:11 +0000 | [diff] [blame] | 6257 | else if (IsPIE) |
Evgeniy Stepanov | a92983d | 2012-09-10 10:30:12 +0000 | [diff] [blame] | 6258 | crtend = isAndroid ? "crtend_android.o" : "crtendS.o"; |
Rafael Espindola | 49c64fd | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 6259 | else |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6260 | crtend = isAndroid ? "crtend_android.o" : "crtend.o"; |
Rafael Espindola | 89414b3 | 2010-11-12 03:00:39 +0000 | [diff] [blame] | 6261 | |
Rafael Espindola | 49c64fd | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 6262 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtend))); |
Evgeniy Stepanov | a6ddc02 | 2012-04-25 08:59:22 +0000 | [diff] [blame] | 6263 | if (!isAndroid) |
| 6264 | CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o"))); |
Rafael Espindola | 49c64fd | 2010-12-01 01:52:43 +0000 | [diff] [blame] | 6265 | } |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6266 | } |
| 6267 | |
Rafael Espindola | c1da981 | 2010-11-07 20:14:31 +0000 | [diff] [blame] | 6268 | C.addCommand(new Command(JA, *this, ToolChain.Linker.c_str(), CmdArgs)); |
| 6269 | } |
Rafael Espindola | ba30bbe | 2010-08-10 00:25:48 +0000 | [diff] [blame] | 6270 | |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6271 | void minix::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6272 | const InputInfo &Output, |
| 6273 | const InputInfoList &Inputs, |
| 6274 | const ArgList &Args, |
| 6275 | const char *LinkingOutput) const { |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6276 | ArgStringList CmdArgs; |
| 6277 | |
| 6278 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 6279 | options::OPT_Xassembler); |
| 6280 | |
| 6281 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6282 | CmdArgs.push_back(Output.getFilename()); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6283 | |
| 6284 | for (InputInfoList::const_iterator |
| 6285 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 6286 | const InputInfo &II = *it; |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6287 | CmdArgs.push_back(II.getFilename()); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6288 | } |
| 6289 | |
| 6290 | const char *Exec = |
Eli Friedman | 6d402dc | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 6291 | Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6292 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6293 | } |
| 6294 | |
| 6295 | void minix::Link::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6296 | const InputInfo &Output, |
| 6297 | const InputInfoList &Inputs, |
| 6298 | const ArgList &Args, |
| 6299 | const char *LinkingOutput) const { |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6300 | const Driver &D = getToolChain().getDriver(); |
| 6301 | ArgStringList CmdArgs; |
| 6302 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6303 | if (Output.isFilename()) { |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6304 | CmdArgs.push_back("-o"); |
| 6305 | CmdArgs.push_back(Output.getFilename()); |
| 6306 | } else { |
| 6307 | assert(Output.isNothing() && "Invalid output."); |
| 6308 | } |
| 6309 | |
| 6310 | if (!Args.hasArg(options::OPT_nostdlib) && |
Eli Friedman | 6d402dc | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 6311 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 6312 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crt1.o"))); |
| 6313 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o"))); |
| 6314 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o"))); |
| 6315 | CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o"))); |
| 6316 | } |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6317 | |
| 6318 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 6319 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 6320 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 6321 | |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 6322 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6323 | |
Eli Friedman | 6d402dc | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 6324 | addProfileRT(getToolChain(), Args, CmdArgs, getToolChain().getTriple()); |
| 6325 | |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6326 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6327 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 6328 | if (D.CCCIsCXX) { |
Daniel Dunbar | 132e35d | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 6329 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6330 | CmdArgs.push_back("-lm"); |
| 6331 | } |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6332 | } |
| 6333 | |
| 6334 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6335 | !Args.hasArg(options::OPT_nostartfiles)) { |
Eli Friedman | 6d402dc | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 6336 | if (Args.hasArg(options::OPT_pthread)) |
| 6337 | CmdArgs.push_back("-lpthread"); |
| 6338 | CmdArgs.push_back("-lc"); |
| 6339 | CmdArgs.push_back("-lCompilerRT-Generic"); |
| 6340 | CmdArgs.push_back("-L/usr/pkg/compiler-rt/lib"); |
| 6341 | CmdArgs.push_back( |
Eric Christopher | 27e2b98 | 2012-12-18 00:31:10 +0000 | [diff] [blame] | 6342 | Args.MakeArgString(getToolChain().GetFilePath("crtend.o"))); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6343 | } |
| 6344 | |
Eli Friedman | 6d402dc | 2011-12-08 23:54:21 +0000 | [diff] [blame] | 6345 | const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("ld")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6346 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6347 | } |
| 6348 | |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6349 | /// DragonFly Tools |
| 6350 | |
| 6351 | // For now, DragonFly Assemble does just about the same as for |
| 6352 | // FreeBSD, but this may change soon. |
| 6353 | void dragonfly::Assemble::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6354 | const InputInfo &Output, |
Daniel Dunbar | 294691e | 2009-11-04 06:24:38 +0000 | [diff] [blame] | 6355 | const InputInfoList &Inputs, |
| 6356 | const ArgList &Args, |
| 6357 | const char *LinkingOutput) const { |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6358 | ArgStringList CmdArgs; |
| 6359 | |
| 6360 | // When building 32-bit code on DragonFly/pc64, we have to explicitly |
| 6361 | // instruct as in the base system to assemble 32-bit code. |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 6362 | if (getToolChain().getArch() == llvm::Triple::x86) |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6363 | CmdArgs.push_back("--32"); |
| 6364 | |
| 6365 | Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, |
| 6366 | options::OPT_Xassembler); |
| 6367 | |
| 6368 | CmdArgs.push_back("-o"); |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6369 | CmdArgs.push_back(Output.getFilename()); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6370 | |
| 6371 | for (InputInfoList::const_iterator |
| 6372 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 6373 | const InputInfo &II = *it; |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6374 | CmdArgs.push_back(II.getFilename()); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6375 | } |
| 6376 | |
| 6377 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 6378 | Args.MakeArgString(getToolChain().GetProgramPath("as")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6379 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6380 | } |
| 6381 | |
| 6382 | void dragonfly::Link::ConstructJob(Compilation &C, const JobAction &JA, |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6383 | const InputInfo &Output, |
| 6384 | const InputInfoList &Inputs, |
| 6385 | const ArgList &Args, |
| 6386 | const char *LinkingOutput) const { |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6387 | bool UseGCC47 = false; |
Daniel Dunbar | ee788e7 | 2009-12-21 18:54:17 +0000 | [diff] [blame] | 6388 | const Driver &D = getToolChain().getDriver(); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6389 | ArgStringList CmdArgs; |
| 6390 | |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6391 | if (llvm::sys::fs::exists("/usr/lib/gcc47", UseGCC47)) |
| 6392 | UseGCC47 = false; |
| 6393 | |
Joerg Sonnenberger | 8ab2bdc | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 6394 | if (!D.SysRoot.empty()) |
| 6395 | CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); |
| 6396 | |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6397 | CmdArgs.push_back("--eh-frame-hdr"); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6398 | if (Args.hasArg(options::OPT_static)) { |
| 6399 | CmdArgs.push_back("-Bstatic"); |
| 6400 | } else { |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6401 | if (Args.hasArg(options::OPT_rdynamic)) |
| 6402 | CmdArgs.push_back("-export-dynamic"); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6403 | if (Args.hasArg(options::OPT_shared)) |
| 6404 | CmdArgs.push_back("-Bshareable"); |
| 6405 | else { |
| 6406 | CmdArgs.push_back("-dynamic-linker"); |
| 6407 | CmdArgs.push_back("/usr/libexec/ld-elf.so.2"); |
| 6408 | } |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6409 | CmdArgs.push_back("--hash-style=both"); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6410 | } |
| 6411 | |
| 6412 | // When building 32-bit code on DragonFly/pc64, we have to explicitly |
| 6413 | // instruct ld in the base system to link 32-bit code. |
Rafael Espindola | 64f7ad9 | 2012-10-07 04:44:33 +0000 | [diff] [blame] | 6414 | if (getToolChain().getArch() == llvm::Triple::x86) { |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6415 | CmdArgs.push_back("-m"); |
| 6416 | CmdArgs.push_back("elf_i386"); |
| 6417 | } |
| 6418 | |
Daniel Dunbar | 7c1e465 | 2010-08-02 02:38:21 +0000 | [diff] [blame] | 6419 | if (Output.isFilename()) { |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6420 | CmdArgs.push_back("-o"); |
| 6421 | CmdArgs.push_back(Output.getFilename()); |
| 6422 | } else { |
| 6423 | assert(Output.isNothing() && "Invalid output."); |
| 6424 | } |
| 6425 | |
| 6426 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6427 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 6428 | if (!Args.hasArg(options::OPT_shared)) { |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6429 | if (Args.hasArg(options::OPT_pg)) |
| 6430 | CmdArgs.push_back(Args.MakeArgString( |
| 6431 | getToolChain().GetFilePath("gcrt1.o"))); |
| 6432 | else { |
| 6433 | if (Args.hasArg(options::OPT_pie)) |
| 6434 | CmdArgs.push_back(Args.MakeArgString( |
| 6435 | getToolChain().GetFilePath("Scrt1.o"))); |
| 6436 | else |
| 6437 | CmdArgs.push_back(Args.MakeArgString( |
| 6438 | getToolChain().GetFilePath("crt1.o"))); |
| 6439 | } |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6440 | } |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6441 | CmdArgs.push_back(Args.MakeArgString( |
| 6442 | getToolChain().GetFilePath("crti.o"))); |
| 6443 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
| 6444 | CmdArgs.push_back(Args.MakeArgString( |
| 6445 | getToolChain().GetFilePath("crtbeginS.o"))); |
| 6446 | else |
| 6447 | CmdArgs.push_back(Args.MakeArgString( |
| 6448 | getToolChain().GetFilePath("crtbegin.o"))); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6449 | } |
| 6450 | |
| 6451 | Args.AddAllArgs(CmdArgs, options::OPT_L); |
| 6452 | Args.AddAllArgs(CmdArgs, options::OPT_T_Group); |
| 6453 | Args.AddAllArgs(CmdArgs, options::OPT_e); |
| 6454 | |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 6455 | AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6456 | |
| 6457 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6458 | !Args.hasArg(options::OPT_nodefaultlibs)) { |
| 6459 | // FIXME: GCC passes on -lgcc, -lgcc_pic and a whole lot of |
| 6460 | // rpaths |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6461 | if (UseGCC47) |
| 6462 | CmdArgs.push_back("-L/usr/lib/gcc47"); |
| 6463 | else |
| 6464 | CmdArgs.push_back("-L/usr/lib/gcc44"); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6465 | |
| 6466 | if (!Args.hasArg(options::OPT_static)) { |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6467 | if (UseGCC47) { |
| 6468 | CmdArgs.push_back("-rpath"); |
| 6469 | CmdArgs.push_back("/usr/lib/gcc47"); |
| 6470 | } else { |
| 6471 | CmdArgs.push_back("-rpath"); |
| 6472 | CmdArgs.push_back("/usr/lib/gcc44"); |
| 6473 | } |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6474 | } |
| 6475 | |
Rafael Espindola | 405861d | 2010-07-20 12:59:03 +0000 | [diff] [blame] | 6476 | if (D.CCCIsCXX) { |
Daniel Dunbar | 132e35d | 2010-09-17 01:20:05 +0000 | [diff] [blame] | 6477 | getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs); |
Rafael Espindola | 405861d | 2010-07-20 12:59:03 +0000 | [diff] [blame] | 6478 | CmdArgs.push_back("-lm"); |
| 6479 | } |
| 6480 | |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6481 | if (Args.hasArg(options::OPT_pthread)) |
Mike Stump | 4d63f8b | 2009-10-31 20:11:46 +0000 | [diff] [blame] | 6482 | CmdArgs.push_back("-lpthread"); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6483 | |
| 6484 | if (!Args.hasArg(options::OPT_nolibc)) { |
| 6485 | CmdArgs.push_back("-lc"); |
| 6486 | } |
| 6487 | |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6488 | if (UseGCC47) { |
| 6489 | if (Args.hasArg(options::OPT_static) || |
| 6490 | Args.hasArg(options::OPT_static_libgcc)) { |
| 6491 | CmdArgs.push_back("-lgcc"); |
| 6492 | CmdArgs.push_back("-lgcc_eh"); |
| 6493 | } else { |
| 6494 | if (Args.hasArg(options::OPT_shared_libgcc)) { |
| 6495 | CmdArgs.push_back("-lgcc_pic"); |
| 6496 | if (!Args.hasArg(options::OPT_shared)) |
| 6497 | CmdArgs.push_back("-lgcc"); |
| 6498 | } else { |
| 6499 | CmdArgs.push_back("-lgcc"); |
| 6500 | CmdArgs.push_back("--as-needed"); |
| 6501 | CmdArgs.push_back("-lgcc_pic"); |
| 6502 | CmdArgs.push_back("--no-as-needed"); |
| 6503 | } |
| 6504 | } |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6505 | } else { |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6506 | if (Args.hasArg(options::OPT_shared)) { |
| 6507 | CmdArgs.push_back("-lgcc_pic"); |
| 6508 | } else { |
| 6509 | CmdArgs.push_back("-lgcc"); |
| 6510 | } |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6511 | } |
| 6512 | } |
| 6513 | |
| 6514 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6515 | !Args.hasArg(options::OPT_nostartfiles)) { |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6516 | if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6517 | CmdArgs.push_back(Args.MakeArgString( |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 6518 | getToolChain().GetFilePath("crtendS.o"))); |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6519 | else |
| 6520 | CmdArgs.push_back(Args.MakeArgString( |
| 6521 | getToolChain().GetFilePath("crtend.o"))); |
Chris Lattner | 38e317d | 2010-07-07 16:01:42 +0000 | [diff] [blame] | 6522 | CmdArgs.push_back(Args.MakeArgString( |
John McCall | 8cfb720 | 2013-04-11 22:55:55 +0000 | [diff] [blame] | 6523 | getToolChain().GetFilePath("crtn.o"))); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6524 | } |
| 6525 | |
Bill Wendling | 3f4be6f | 2011-06-27 19:15:03 +0000 | [diff] [blame] | 6526 | addProfileRT(getToolChain(), Args, CmdArgs, getToolChain().getTriple()); |
Nick Lewycky | 2e95a6d | 2011-05-24 21:54:59 +0000 | [diff] [blame] | 6527 | |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6528 | const char *Exec = |
Daniel Dunbar | 4a7e889 | 2010-07-14 18:46:23 +0000 | [diff] [blame] | 6529 | Args.MakeArgString(getToolChain().GetProgramPath("ld")); |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 6530 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
Daniel Dunbar | 11e1b40 | 2009-05-02 18:28:39 +0000 | [diff] [blame] | 6531 | } |
Michael J. Spencer | ff58e36 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 6532 | |
| 6533 | void visualstudio::Link::ConstructJob(Compilation &C, const JobAction &JA, |
| 6534 | const InputInfo &Output, |
| 6535 | const InputInfoList &Inputs, |
| 6536 | const ArgList &Args, |
| 6537 | const char *LinkingOutput) const { |
Michael J. Spencer | ff58e36 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 6538 | ArgStringList CmdArgs; |
| 6539 | |
| 6540 | if (Output.isFilename()) { |
Daniel Dunbar | e5a37f4 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 6541 | CmdArgs.push_back(Args.MakeArgString(std::string("-out:") + |
| 6542 | Output.getFilename())); |
Michael J. Spencer | ff58e36 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 6543 | } else { |
| 6544 | assert(Output.isNothing() && "Invalid output."); |
| 6545 | } |
| 6546 | |
| 6547 | if (!Args.hasArg(options::OPT_nostdlib) && |
| 6548 | !Args.hasArg(options::OPT_nostartfiles)) { |
| 6549 | CmdArgs.push_back("-defaultlib:libcmt"); |
| 6550 | } |
| 6551 | |
| 6552 | CmdArgs.push_back("-nologo"); |
| 6553 | |
Michael J. Spencer | a2284f5 | 2012-06-18 16:56:04 +0000 | [diff] [blame] | 6554 | Args.AddAllArgValues(CmdArgs, options::OPT_l); |
| 6555 | |
| 6556 | // Add filenames immediately. |
| 6557 | for (InputInfoList::const_iterator |
| 6558 | it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { |
| 6559 | if (it->isFilename()) |
| 6560 | CmdArgs.push_back(it->getFilename()); |
| 6561 | } |
Michael J. Spencer | ff58e36 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 6562 | |
| 6563 | const char *Exec = |
Daniel Dunbar | 2008fee | 2010-09-17 00:24:54 +0000 | [diff] [blame] | 6564 | Args.MakeArgString(getToolChain().GetProgramPath("link.exe")); |
Michael J. Spencer | ff58e36 | 2010-08-21 21:55:07 +0000 | [diff] [blame] | 6565 | C.addCommand(new Command(JA, *this, Exec, CmdArgs)); |
| 6566 | } |