Nick Lewycky | e3365aa | 2010-09-23 23:48:20 +0000 | [diff] [blame] | 1 | //===--- Driver.cpp - Clang GCC Compatible Driver -------------------------===// |
Daniel Dunbar | 3ede8d0 | 2009-03-02 19:59:07 +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 | |
Daniel Dunbar | 3ede8d0 | 2009-03-02 19:59:07 +0000 | [diff] [blame] | 10 | #include "clang/Driver/Driver.h" |
Daniel Dunbar | 3ede8d0 | 2009-03-02 19:59:07 +0000 | [diff] [blame] | 11 | |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 12 | #include "clang/Driver/Action.h" |
Daniel Dunbar | 1b3bb6e | 2009-03-04 20:49:20 +0000 | [diff] [blame] | 13 | #include "clang/Driver/Arg.h" |
| 14 | #include "clang/Driver/ArgList.h" |
| 15 | #include "clang/Driver/Compilation.h" |
Daniel Dunbar | 4ad4b3e | 2009-03-12 08:55:43 +0000 | [diff] [blame] | 16 | #include "clang/Driver/DriverDiagnostic.h" |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 17 | #include "clang/Driver/Job.h" |
Daniel Dunbar | 27e738d | 2009-11-19 00:15:11 +0000 | [diff] [blame] | 18 | #include "clang/Driver/OptTable.h" |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 19 | #include "clang/Driver/Option.h" |
Daniel Dunbar | 1b3bb6e | 2009-03-04 20:49:20 +0000 | [diff] [blame] | 20 | #include "clang/Driver/Options.h" |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 21 | #include "clang/Driver/Tool.h" |
| 22 | #include "clang/Driver/ToolChain.h" |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 23 | |
Douglas Gregor | ab41e63 | 2009-04-27 22:23:34 +0000 | [diff] [blame] | 24 | #include "clang/Basic/Version.h" |
| 25 | |
Chris Lattner | 7f9fc3f | 2011-03-23 04:04:01 +0000 | [diff] [blame] | 26 | #include "llvm/ADT/ArrayRef.h" |
Daniel Dunbar | 1368954 | 2009-03-13 20:33:35 +0000 | [diff] [blame] | 27 | #include "llvm/ADT/StringSet.h" |
Ted Kremenek | 4d7b147 | 2010-01-19 01:29:05 +0000 | [diff] [blame] | 28 | #include "llvm/ADT/OwningPtr.h" |
David Blaikie | 548f6c8 | 2011-09-23 05:57:42 +0000 | [diff] [blame] | 29 | #include "llvm/Support/ErrorHandling.h" |
Daniel Dunbar | 8f25c79 | 2009-03-18 01:38:48 +0000 | [diff] [blame] | 30 | #include "llvm/Support/PrettyStackTrace.h" |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 31 | #include "llvm/Support/raw_ostream.h" |
Michael J. Spencer | 256053b | 2010-12-17 21:22:22 +0000 | [diff] [blame] | 32 | #include "llvm/Support/FileSystem.h" |
Michael J. Spencer | 03013fa | 2010-11-29 18:12:39 +0000 | [diff] [blame] | 33 | #include "llvm/Support/Path.h" |
| 34 | #include "llvm/Support/Program.h" |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 35 | |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 36 | #include "InputInfo.h" |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 37 | #include "ToolChains.h" |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 38 | |
Dylan Noblesmith | f2462be | 2012-02-02 00:40:14 +0000 | [diff] [blame] | 39 | #include <map> |
Dylan Noblesmith | 69d3b4f | 2012-02-01 14:25:28 +0000 | [diff] [blame] | 40 | |
Dylan Noblesmith | cc8a945 | 2012-02-14 15:54:49 +0000 | [diff] [blame] | 41 | #include "clang/Config/config.h" |
| 42 | |
Daniel Dunbar | 1b3bb6e | 2009-03-04 20:49:20 +0000 | [diff] [blame] | 43 | using namespace clang::driver; |
Chris Lattner | 92b3699 | 2009-03-26 05:56:24 +0000 | [diff] [blame] | 44 | using namespace clang; |
Daniel Dunbar | 1b3bb6e | 2009-03-04 20:49:20 +0000 | [diff] [blame] | 45 | |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 46 | Driver::Driver(StringRef ClangExecutable, |
Sebastian Pop | 9606a57 | 2012-01-13 20:36:46 +0000 | [diff] [blame] | 47 | StringRef DefaultTargetTriple, |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 48 | StringRef DefaultImageName, |
Bob Wilson | 10a82cd | 2011-10-04 05:34:14 +0000 | [diff] [blame] | 49 | bool IsProduction, |
David Blaikie | d6471f7 | 2011-09-25 23:23:43 +0000 | [diff] [blame] | 50 | DiagnosticsEngine &Diags) |
Nick Lewycky | 7e46d0b | 2011-06-04 05:19:42 +0000 | [diff] [blame] | 51 | : Opts(createDriverOptTable()), Diags(Diags), |
Sebastian Pop | 4762a2d | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 52 | ClangExecutable(ClangExecutable), SysRoot(DEFAULT_SYSROOT), |
| 53 | UseStdLib(true), DefaultTargetTriple(DefaultTargetTriple), |
Chad Rosier | abac441 | 2012-01-14 00:30:11 +0000 | [diff] [blame] | 54 | DefaultImageName(DefaultImageName), |
Daniel Dunbar | 43302d4 | 2010-02-25 03:31:53 +0000 | [diff] [blame] | 55 | DriverTitle("clang \"gcc-compatible\" driver"), |
Daniel Dunbar | c8a22b0 | 2011-04-07 18:01:20 +0000 | [diff] [blame] | 56 | CCPrintOptionsFilename(0), CCPrintHeadersFilename(0), |
| 57 | CCLogDiagnosticsFilename(0), CCCIsCXX(false), |
Joerg Sonnenberger | 951c570 | 2011-03-07 00:09:32 +0000 | [diff] [blame] | 58 | CCCIsCPP(false),CCCEcho(false), CCCPrintBindings(false), |
Daniel Dunbar | c8a22b0 | 2011-04-07 18:01:20 +0000 | [diff] [blame] | 59 | CCPrintOptions(false), CCPrintHeaders(false), CCLogDiagnostics(false), |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 60 | CCGenDiagnostics(false), CCCGenericGCCName(""), CheckInputsExist(true), |
| 61 | CCCUseClang(true), CCCUseClangCXX(true), CCCUseClangCPP(true), |
| 62 | CCCUsePCH(true), SuppressMissingInputWarning(false) { |
Daniel Dunbar | f44c585 | 2009-09-22 22:31:13 +0000 | [diff] [blame] | 63 | if (IsProduction) { |
| 64 | // In a "production" build, only use clang on architectures we expect to |
David Blaikie | b9da557 | 2012-02-09 03:57:02 +0000 | [diff] [blame] | 65 | // work. |
Daniel Dunbar | f44c585 | 2009-09-22 22:31:13 +0000 | [diff] [blame] | 66 | // |
| 67 | // During development its more convenient to always have the driver use |
| 68 | // clang, but we don't want users to be confused when things don't work, or |
| 69 | // to file bugs for things we don't support. |
| 70 | CCCClangArchs.insert(llvm::Triple::x86); |
| 71 | CCCClangArchs.insert(llvm::Triple::x86_64); |
| 72 | CCCClangArchs.insert(llvm::Triple::arm); |
Daniel Dunbar | f44c585 | 2009-09-22 22:31:13 +0000 | [diff] [blame] | 73 | } |
Daniel Dunbar | 225c417 | 2010-01-20 02:35:16 +0000 | [diff] [blame] | 74 | |
Michael J. Spencer | d5b08be | 2010-12-18 04:13:32 +0000 | [diff] [blame] | 75 | Name = llvm::sys::path::stem(ClangExecutable); |
| 76 | Dir = llvm::sys::path::parent_path(ClangExecutable); |
Daniel Dunbar | 0bbad51 | 2010-07-19 00:44:04 +0000 | [diff] [blame] | 77 | |
Daniel Dunbar | 225c417 | 2010-01-20 02:35:16 +0000 | [diff] [blame] | 78 | // Compute the path to the resource directory. |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 79 | StringRef ClangResourceDir(CLANG_RESOURCE_DIR); |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 80 | SmallString<128> P(Dir); |
Michael J. Spencer | d5b08be | 2010-12-18 04:13:32 +0000 | [diff] [blame] | 81 | if (ClangResourceDir != "") |
| 82 | llvm::sys::path::append(P, ClangResourceDir); |
| 83 | else |
| 84 | llvm::sys::path::append(P, "..", "lib", "clang", CLANG_VERSION_STRING); |
Daniel Dunbar | 225c417 | 2010-01-20 02:35:16 +0000 | [diff] [blame] | 85 | ResourceDir = P.str(); |
Daniel Dunbar | 3ede8d0 | 2009-03-02 19:59:07 +0000 | [diff] [blame] | 86 | } |
| 87 | |
| 88 | Driver::~Driver() { |
Daniel Dunbar | 1b3bb6e | 2009-03-04 20:49:20 +0000 | [diff] [blame] | 89 | delete Opts; |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 90 | |
| 91 | for (llvm::StringMap<ToolChain *>::iterator I = ToolChains.begin(), |
| 92 | E = ToolChains.end(); |
| 93 | I != E; ++I) |
| 94 | delete I->second; |
Daniel Dunbar | 3ede8d0 | 2009-03-02 19:59:07 +0000 | [diff] [blame] | 95 | } |
| 96 | |
Chris Lattner | 2d3ba4f | 2011-07-23 17:14:25 +0000 | [diff] [blame] | 97 | InputArgList *Driver::ParseArgStrings(ArrayRef<const char *> ArgList) { |
Daniel Dunbar | 8f25c79 | 2009-03-18 01:38:48 +0000 | [diff] [blame] | 98 | llvm::PrettyStackTraceString CrashInfo("Command line argument parsing"); |
Daniel Dunbar | 847abaa | 2009-11-19 06:35:06 +0000 | [diff] [blame] | 99 | unsigned MissingArgIndex, MissingArgCount; |
Chris Lattner | 7f9fc3f | 2011-03-23 04:04:01 +0000 | [diff] [blame] | 100 | InputArgList *Args = getOpts().ParseArgs(ArgList.begin(), ArgList.end(), |
Daniel Dunbar | 847abaa | 2009-11-19 06:35:06 +0000 | [diff] [blame] | 101 | MissingArgIndex, MissingArgCount); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 102 | |
Daniel Dunbar | 847abaa | 2009-11-19 06:35:06 +0000 | [diff] [blame] | 103 | // Check for missing argument error. |
| 104 | if (MissingArgCount) |
| 105 | Diag(clang::diag::err_drv_missing_argument) |
| 106 | << Args->getArgString(MissingArgIndex) << MissingArgCount; |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 107 | |
Daniel Dunbar | 847abaa | 2009-11-19 06:35:06 +0000 | [diff] [blame] | 108 | // Check for unsupported options. |
| 109 | for (ArgList::const_iterator it = Args->begin(), ie = Args->end(); |
| 110 | it != ie; ++it) { |
| 111 | Arg *A = *it; |
Daniel Dunbar | b0c4df5 | 2009-03-22 23:26:43 +0000 | [diff] [blame] | 112 | if (A->getOption().isUnsupported()) { |
| 113 | Diag(clang::diag::err_drv_unsupported_opt) << A->getAsString(*Args); |
| 114 | continue; |
| 115 | } |
Chad Rosier | 2dd17a1 | 2012-02-22 17:55:22 +0000 | [diff] [blame] | 116 | |
| 117 | // Warn about -mcpu= without an argument. |
| 118 | if (A->getOption().matches(options::OPT_mcpu_EQ) && |
| 119 | A->containsValue("")) { |
| 120 | Diag(clang::diag::warn_drv_empty_joined_argument) << A->getAsString(*Args); |
| 121 | } |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 122 | } |
| 123 | |
| 124 | return Args; |
| 125 | } |
| 126 | |
Chad Rosier | 1fc1de4 | 2011-07-27 23:36:45 +0000 | [diff] [blame] | 127 | // Determine which compilation mode we are in. We look for options which |
| 128 | // affect the phase, starting with the earliest phases, and record which |
| 129 | // option we used to determine the final phase. |
| 130 | phases::ID Driver::getFinalPhase(const DerivedArgList &DAL, Arg **FinalPhaseArg) |
| 131 | const { |
| 132 | Arg *PhaseArg = 0; |
| 133 | phases::ID FinalPhase; |
Eric Christopher | 59f9b26 | 2011-08-17 22:59:59 +0000 | [diff] [blame] | 134 | |
Chad Rosier | 1fc1de4 | 2011-07-27 23:36:45 +0000 | [diff] [blame] | 135 | // -{E,M,MM} only run the preprocessor. |
| 136 | if (CCCIsCPP || |
| 137 | (PhaseArg = DAL.getLastArg(options::OPT_E)) || |
| 138 | (PhaseArg = DAL.getLastArg(options::OPT_M, options::OPT_MM))) { |
| 139 | FinalPhase = phases::Preprocess; |
Eric Christopher | 59f9b26 | 2011-08-17 22:59:59 +0000 | [diff] [blame] | 140 | |
Chad Rosier | 1fc1de4 | 2011-07-27 23:36:45 +0000 | [diff] [blame] | 141 | // -{fsyntax-only,-analyze,emit-ast,S} only run up to the compiler. |
| 142 | } else if ((PhaseArg = DAL.getLastArg(options::OPT_fsyntax_only)) || |
| 143 | (PhaseArg = DAL.getLastArg(options::OPT_rewrite_objc)) || |
Fariborz Jahanian | 582b395 | 2012-04-02 15:59:19 +0000 | [diff] [blame] | 144 | (PhaseArg = DAL.getLastArg(options::OPT_rewrite_legacy_objc)) || |
Ted Kremenek | 30660a8 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 145 | (PhaseArg = DAL.getLastArg(options::OPT__migrate)) || |
Chad Rosier | 1fc1de4 | 2011-07-27 23:36:45 +0000 | [diff] [blame] | 146 | (PhaseArg = DAL.getLastArg(options::OPT__analyze, |
Chad Rosier | 53cb2b4 | 2012-03-06 23:14:35 +0000 | [diff] [blame] | 147 | options::OPT__analyze_auto)) || |
Chad Rosier | 1fc1de4 | 2011-07-27 23:36:45 +0000 | [diff] [blame] | 148 | (PhaseArg = DAL.getLastArg(options::OPT_emit_ast)) || |
| 149 | (PhaseArg = DAL.getLastArg(options::OPT_S))) { |
| 150 | FinalPhase = phases::Compile; |
| 151 | |
| 152 | // -c only runs up to the assembler. |
| 153 | } else if ((PhaseArg = DAL.getLastArg(options::OPT_c))) { |
| 154 | FinalPhase = phases::Assemble; |
| 155 | |
| 156 | // Otherwise do everything. |
| 157 | } else |
| 158 | FinalPhase = phases::Link; |
| 159 | |
| 160 | if (FinalPhaseArg) |
| 161 | *FinalPhaseArg = PhaseArg; |
| 162 | |
| 163 | return FinalPhase; |
| 164 | } |
| 165 | |
Daniel Dunbar | 279c1db | 2010-06-11 22:00:26 +0000 | [diff] [blame] | 166 | DerivedArgList *Driver::TranslateInputArgs(const InputArgList &Args) const { |
| 167 | DerivedArgList *DAL = new DerivedArgList(Args); |
| 168 | |
Daniel Dunbar | e5a37f4 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 169 | bool HasNostdlib = Args.hasArg(options::OPT_nostdlib); |
Daniel Dunbar | 279c1db | 2010-06-11 22:00:26 +0000 | [diff] [blame] | 170 | for (ArgList::const_iterator it = Args.begin(), |
Daniel Dunbar | f78925f | 2010-06-14 21:23:12 +0000 | [diff] [blame] | 171 | ie = Args.end(); it != ie; ++it) { |
| 172 | const Arg *A = *it; |
| 173 | |
| 174 | // Unfortunately, we have to parse some forwarding options (-Xassembler, |
| 175 | // -Xlinker, -Xpreprocessor) because we either integrate their functionality |
| 176 | // (assembler and preprocessor), or bypass a previous driver ('collect2'). |
Daniel Dunbar | eda3f70 | 2010-06-14 21:37:09 +0000 | [diff] [blame] | 177 | |
| 178 | // Rewrite linker options, to replace --no-demangle with a custom internal |
| 179 | // option. |
| 180 | if ((A->getOption().matches(options::OPT_Wl_COMMA) || |
| 181 | A->getOption().matches(options::OPT_Xlinker)) && |
| 182 | A->containsValue("--no-demangle")) { |
Daniel Dunbar | f78925f | 2010-06-14 21:23:12 +0000 | [diff] [blame] | 183 | // Add the rewritten no-demangle argument. |
| 184 | DAL->AddFlagArg(A, Opts->getOption(options::OPT_Z_Xlinker__no_demangle)); |
| 185 | |
| 186 | // Add the remaining values as Xlinker arguments. |
| 187 | for (unsigned i = 0, e = A->getNumValues(); i != e; ++i) |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 188 | if (StringRef(A->getValue(Args, i)) != "--no-demangle") |
Daniel Dunbar | f78925f | 2010-06-14 21:23:12 +0000 | [diff] [blame] | 189 | DAL->AddSeparateArg(A, Opts->getOption(options::OPT_Xlinker), |
| 190 | A->getValue(Args, i)); |
| 191 | |
| 192 | continue; |
| 193 | } |
| 194 | |
Daniel Dunbar | eda3f70 | 2010-06-14 21:37:09 +0000 | [diff] [blame] | 195 | // Rewrite preprocessor options, to replace -Wp,-MD,FOO which is used by |
| 196 | // some build systems. We don't try to be complete here because we don't |
| 197 | // care to encourage this usage model. |
| 198 | if (A->getOption().matches(options::OPT_Wp_COMMA) && |
| 199 | A->getNumValues() == 2 && |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 200 | (A->getValue(Args, 0) == StringRef("-MD") || |
| 201 | A->getValue(Args, 0) == StringRef("-MMD"))) { |
Daniel Dunbar | 212df32 | 2010-06-15 20:30:18 +0000 | [diff] [blame] | 202 | // Rewrite to -MD/-MMD along with -MF. |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 203 | if (A->getValue(Args, 0) == StringRef("-MD")) |
Daniel Dunbar | 212df32 | 2010-06-15 20:30:18 +0000 | [diff] [blame] | 204 | DAL->AddFlagArg(A, Opts->getOption(options::OPT_MD)); |
| 205 | else |
| 206 | DAL->AddFlagArg(A, Opts->getOption(options::OPT_MMD)); |
Daniel Dunbar | eda3f70 | 2010-06-14 21:37:09 +0000 | [diff] [blame] | 207 | DAL->AddSeparateArg(A, Opts->getOption(options::OPT_MF), |
| 208 | A->getValue(Args, 1)); |
| 209 | continue; |
| 210 | } |
| 211 | |
Shantonu Sen | 7433fed | 2010-09-17 18:39:08 +0000 | [diff] [blame] | 212 | // Rewrite reserved library names. |
| 213 | if (A->getOption().matches(options::OPT_l)) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 214 | StringRef Value = A->getValue(Args); |
Daniel Dunbar | e5a37f4 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 215 | |
Shantonu Sen | 7433fed | 2010-09-17 18:39:08 +0000 | [diff] [blame] | 216 | // Rewrite unless -nostdlib is present. |
| 217 | if (!HasNostdlib && Value == "stdc++") { |
Daniel Dunbar | e5a37f4 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 218 | DAL->AddFlagArg(A, Opts->getOption( |
| 219 | options::OPT_Z_reserved_lib_stdcxx)); |
| 220 | continue; |
| 221 | } |
Shantonu Sen | 7433fed | 2010-09-17 18:39:08 +0000 | [diff] [blame] | 222 | |
| 223 | // Rewrite unconditionally. |
| 224 | if (Value == "cc_kext") { |
| 225 | DAL->AddFlagArg(A, Opts->getOption( |
| 226 | options::OPT_Z_reserved_lib_cckext)); |
| 227 | continue; |
| 228 | } |
Daniel Dunbar | e5a37f4 | 2010-09-17 00:45:02 +0000 | [diff] [blame] | 229 | } |
| 230 | |
Daniel Dunbar | 279c1db | 2010-06-11 22:00:26 +0000 | [diff] [blame] | 231 | DAL->append(*it); |
Daniel Dunbar | f78925f | 2010-06-14 21:23:12 +0000 | [diff] [blame] | 232 | } |
Daniel Dunbar | 279c1db | 2010-06-11 22:00:26 +0000 | [diff] [blame] | 233 | |
Daniel Dunbar | a77a723 | 2010-08-12 00:05:12 +0000 | [diff] [blame] | 234 | // Add a default value of -mlinker-version=, if one was given and the user |
| 235 | // didn't specify one. |
| 236 | #if defined(HOST_LINK_VERSION) |
| 237 | if (!Args.hasArg(options::OPT_mlinker_version_EQ)) { |
| 238 | DAL->AddJoinedArg(0, Opts->getOption(options::OPT_mlinker_version_EQ), |
| 239 | HOST_LINK_VERSION); |
Daniel Dunbar | c326b64 | 2010-08-17 22:32:45 +0000 | [diff] [blame] | 240 | DAL->getLastArg(options::OPT_mlinker_version_EQ)->claim(); |
Daniel Dunbar | a77a723 | 2010-08-12 00:05:12 +0000 | [diff] [blame] | 241 | } |
| 242 | #endif |
| 243 | |
Daniel Dunbar | 279c1db | 2010-06-11 22:00:26 +0000 | [diff] [blame] | 244 | return DAL; |
| 245 | } |
| 246 | |
Chris Lattner | 2d3ba4f | 2011-07-23 17:14:25 +0000 | [diff] [blame] | 247 | Compilation *Driver::BuildCompilation(ArrayRef<const char *> ArgList) { |
Daniel Dunbar | 8f25c79 | 2009-03-18 01:38:48 +0000 | [diff] [blame] | 248 | llvm::PrettyStackTraceString CrashInfo("Compilation construction"); |
| 249 | |
Eric Christopher | 59f9b26 | 2011-08-17 22:59:59 +0000 | [diff] [blame] | 250 | // FIXME: Handle environment options which affect driver behavior, somewhere |
Bill Wendling | e8cb554 | 2012-03-12 21:24:57 +0000 | [diff] [blame] | 251 | // (client?). GCC_EXEC_PREFIX, LPATH, CC_PRINT_OPTIONS. |
Chad Rosier | 815eb6b | 2011-09-14 00:47:55 +0000 | [diff] [blame] | 252 | |
| 253 | if (char *env = ::getenv("COMPILER_PATH")) { |
| 254 | StringRef CompilerPath = env; |
| 255 | while (!CompilerPath.empty()) { |
| 256 | std::pair<StringRef, StringRef> Split = CompilerPath.split(':'); |
| 257 | PrefixDirs.push_back(Split.first); |
| 258 | CompilerPath = Split.second; |
| 259 | } |
| 260 | } |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 261 | |
| 262 | // FIXME: What are we going to do with -V and -b? |
| 263 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 264 | // FIXME: This stuff needs to go into the Compilation, not the driver. |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 265 | bool CCCPrintOptions = false, CCCPrintActions = false; |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 266 | |
Chris Lattner | 7f9fc3f | 2011-03-23 04:04:01 +0000 | [diff] [blame] | 267 | InputArgList *Args = ParseArgStrings(ArgList.slice(1)); |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 268 | |
Rafael Espindola | 7ca7987 | 2009-12-07 18:28:29 +0000 | [diff] [blame] | 269 | // -no-canonical-prefixes is used very early in main. |
| 270 | Args->ClaimAllArgs(options::OPT_no_canonical_prefixes); |
| 271 | |
Daniel Dunbar | c19a12d | 2010-08-02 02:38:03 +0000 | [diff] [blame] | 272 | // Ignore -pipe. |
| 273 | Args->ClaimAllArgs(options::OPT_pipe); |
| 274 | |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 275 | // Extract -ccc args. |
Daniel Dunbar | 365c02f | 2009-03-10 20:52:46 +0000 | [diff] [blame] | 276 | // |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 277 | // FIXME: We need to figure out where this behavior should live. Most of it |
| 278 | // should be outside in the client; the parts that aren't should have proper |
| 279 | // options, either by introducing new ones or by overloading gcc ones like -V |
| 280 | // or -b. |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 281 | CCCPrintOptions = Args->hasArg(options::OPT_ccc_print_options); |
| 282 | CCCPrintActions = Args->hasArg(options::OPT_ccc_print_phases); |
| 283 | CCCPrintBindings = Args->hasArg(options::OPT_ccc_print_bindings); |
Daniel Dunbar | f5431e3 | 2009-12-05 00:13:59 +0000 | [diff] [blame] | 284 | CCCIsCXX = Args->hasArg(options::OPT_ccc_cxx) || CCCIsCXX; |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 285 | CCCEcho = Args->hasArg(options::OPT_ccc_echo); |
| 286 | if (const Arg *A = Args->getLastArg(options::OPT_ccc_gcc_name)) |
| 287 | CCCGenericGCCName = A->getValue(*Args); |
| 288 | CCCUseClangCXX = Args->hasFlag(options::OPT_ccc_clang_cxx, |
Daniel Dunbar | f5431e3 | 2009-12-05 00:13:59 +0000 | [diff] [blame] | 289 | options::OPT_ccc_no_clang_cxx, |
| 290 | CCCUseClangCXX); |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 291 | CCCUsePCH = Args->hasFlag(options::OPT_ccc_pch_is_pch, |
| 292 | options::OPT_ccc_pch_is_pth); |
| 293 | CCCUseClang = !Args->hasArg(options::OPT_ccc_no_clang); |
| 294 | CCCUseClangCPP = !Args->hasArg(options::OPT_ccc_no_clang_cpp); |
| 295 | if (const Arg *A = Args->getLastArg(options::OPT_ccc_clang_archs)) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 296 | StringRef Cur = A->getValue(*Args); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 297 | |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 298 | CCCClangArchs.clear(); |
| 299 | while (!Cur.empty()) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 300 | std::pair<StringRef, StringRef> Split = Cur.split(','); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 301 | |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 302 | if (!Split.first.empty()) { |
| 303 | llvm::Triple::ArchType Arch = |
| 304 | llvm::Triple(Split.first, "", "").getArch(); |
Daniel Dunbar | 78d8a08 | 2009-04-01 23:34:41 +0000 | [diff] [blame] | 305 | |
Daniel Dunbar | e9c7b9e | 2010-02-11 03:16:07 +0000 | [diff] [blame] | 306 | if (Arch == llvm::Triple::UnknownArch) |
| 307 | Diag(clang::diag::err_drv_invalid_arch_name) << Split.first; |
Daniel Dunbar | 365c02f | 2009-03-10 20:52:46 +0000 | [diff] [blame] | 308 | |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 309 | CCCClangArchs.insert(Arch); |
Daniel Dunbar | a6046be | 2009-09-08 23:36:55 +0000 | [diff] [blame] | 310 | } |
Daniel Dunbar | 365c02f | 2009-03-10 20:52:46 +0000 | [diff] [blame] | 311 | |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 312 | Cur = Split.second; |
Daniel Dunbar | 365c02f | 2009-03-10 20:52:46 +0000 | [diff] [blame] | 313 | } |
| 314 | } |
Joerg Sonnenberger | 8a988c3 | 2012-02-22 19:15:16 +0000 | [diff] [blame] | 315 | // FIXME: DefaultTargetTriple is used by the target-prefixed calls to as/ld |
| 316 | // and getToolChain is const. |
| 317 | if (const Arg *A = Args->getLastArg(options::OPT_target)) |
| 318 | DefaultTargetTriple = A->getValue(*Args); |
Daniel Dunbar | 8477ee9 | 2009-12-04 21:55:23 +0000 | [diff] [blame] | 319 | if (const Arg *A = Args->getLastArg(options::OPT_ccc_install_dir)) |
Daniel Dunbar | c4ab349 | 2010-08-23 20:58:50 +0000 | [diff] [blame] | 320 | Dir = InstalledDir = A->getValue(*Args); |
Benjamin Kramer | 09982ce | 2011-02-08 20:31:42 +0000 | [diff] [blame] | 321 | for (arg_iterator it = Args->filtered_begin(options::OPT_B), |
| 322 | ie = Args->filtered_end(); it != ie; ++it) { |
| 323 | const Arg *A = *it; |
| 324 | A->claim(); |
| 325 | PrefixDirs.push_back(A->getValue(*Args, 0)); |
| 326 | } |
Joerg Sonnenberger | 8ab2bdc | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 327 | if (const Arg *A = Args->getLastArg(options::OPT__sysroot_EQ)) |
| 328 | SysRoot = A->getValue(*Args); |
Joerg Sonnenberger | 05e5930 | 2011-03-21 13:59:26 +0000 | [diff] [blame] | 329 | if (Args->hasArg(options::OPT_nostdlib)) |
| 330 | UseStdLib = false; |
Daniel Dunbar | 365c02f | 2009-03-10 20:52:46 +0000 | [diff] [blame] | 331 | |
Daniel Dunbar | 279c1db | 2010-06-11 22:00:26 +0000 | [diff] [blame] | 332 | // Perform the default argument translations. |
| 333 | DerivedArgList *TranslatedArgs = TranslateInputArgs(*Args); |
| 334 | |
Chandler Carruth | 08386a9 | 2012-01-25 08:49:21 +0000 | [diff] [blame] | 335 | // Owned by the host. |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 336 | const ToolChain &TC = getToolChain(*Args); |
Chandler Carruth | 08386a9 | 2012-01-25 08:49:21 +0000 | [diff] [blame] | 337 | |
Daniel Dunbar | 586dc23 | 2009-03-16 06:42:30 +0000 | [diff] [blame] | 338 | // The compilation takes ownership of Args. |
Chandler Carruth | 08386a9 | 2012-01-25 08:49:21 +0000 | [diff] [blame] | 339 | Compilation *C = new Compilation(*this, TC, Args, TranslatedArgs); |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 340 | |
| 341 | // FIXME: This behavior shouldn't be here. |
| 342 | if (CCCPrintOptions) { |
Daniel Dunbar | be21cd0 | 2010-06-11 22:43:38 +0000 | [diff] [blame] | 343 | PrintOptions(C->getInputArgs()); |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 344 | return C; |
| 345 | } |
| 346 | |
| 347 | if (!HandleImmediateArgs(*C)) |
| 348 | return C; |
| 349 | |
Chad Rosier | be69f60 | 2011-08-12 22:08:57 +0000 | [diff] [blame] | 350 | // Construct the list of inputs. |
| 351 | InputList Inputs; |
| 352 | BuildInputs(C->getDefaultToolChain(), C->getArgs(), Inputs); |
| 353 | |
Chandler Carruth | 4a04d0b | 2012-01-24 10:43:44 +0000 | [diff] [blame] | 354 | // Construct the list of abstract actions to perform for this compilation. On |
| 355 | // Darwin target OSes this uses the driver-driver and universal actions. |
Chandler Carruth | 08386a9 | 2012-01-25 08:49:21 +0000 | [diff] [blame] | 356 | if (TC.getTriple().isOSDarwin()) |
Joerg Sonnenberger | 65f7165 | 2011-03-07 01:15:29 +0000 | [diff] [blame] | 357 | BuildUniversalActions(C->getDefaultToolChain(), C->getArgs(), |
Chad Rosier | be69f60 | 2011-08-12 22:08:57 +0000 | [diff] [blame] | 358 | Inputs, C->getActions()); |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 359 | else |
Chad Rosier | be69f60 | 2011-08-12 22:08:57 +0000 | [diff] [blame] | 360 | BuildActions(C->getDefaultToolChain(), C->getArgs(), Inputs, |
| 361 | C->getActions()); |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 362 | |
| 363 | if (CCCPrintActions) { |
Daniel Dunbar | 10ffa9a | 2009-03-18 03:13:20 +0000 | [diff] [blame] | 364 | PrintActions(*C); |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 365 | return C; |
| 366 | } |
| 367 | |
| 368 | BuildJobs(*C); |
Daniel Dunbar | 8d2554a | 2009-03-15 01:38:15 +0000 | [diff] [blame] | 369 | |
| 370 | return C; |
Daniel Dunbar | 365c02f | 2009-03-10 20:52:46 +0000 | [diff] [blame] | 371 | } |
| 372 | |
Eric Christopher | 59f9b26 | 2011-08-17 22:59:59 +0000 | [diff] [blame] | 373 | // When clang crashes, produce diagnostic information including the fully |
| 374 | // preprocessed source file(s). Request that the developer attach the |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 375 | // diagnostic information to a bug report. |
| 376 | void Driver::generateCompilationDiagnostics(Compilation &C, |
| 377 | const Command *FailingCommand) { |
Chad Rosier | 2639ac6 | 2012-02-22 00:30:39 +0000 | [diff] [blame] | 378 | if (C.getArgs().hasArg(options::OPT_fno_crash_diagnostics)) |
Chad Rosier | 8ba9a62 | 2012-03-07 00:30:40 +0000 | [diff] [blame] | 379 | return; |
| 380 | |
| 381 | // Don't try to generate diagnostics for link jobs. |
Chad Rosier | 80ec127 | 2012-04-20 17:08:59 +0000 | [diff] [blame] | 382 | if (FailingCommand && FailingCommand->getCreator().isLinkJob()) |
Chad Rosier | 2639ac6 | 2012-02-22 00:30:39 +0000 | [diff] [blame] | 383 | return; |
| 384 | |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 385 | Diag(clang::diag::note_drv_command_failed_diag_msg) |
Chad Rosier | fc61427 | 2011-08-02 20:44:34 +0000 | [diff] [blame] | 386 | << "Please submit a bug report to " BUG_REPORT_URL " and include command" |
| 387 | " line arguments and all diagnostic information."; |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 388 | |
| 389 | // Suppress driver output and emit preprocessor output to temp file. |
| 390 | CCCIsCPP = true; |
| 391 | CCGenDiagnostics = true; |
| 392 | |
Chad Rosier | ce50c55 | 2011-11-02 21:29:05 +0000 | [diff] [blame] | 393 | // Save the original job command(s). |
| 394 | std::string Cmd; |
| 395 | llvm::raw_string_ostream OS(Cmd); |
| 396 | C.PrintJob(OS, C.getJobs(), "\n", false); |
| 397 | OS.flush(); |
| 398 | |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 399 | // Clear stale state and suppress tool output. |
| 400 | C.initCompilationForDiagnostics(); |
Chad Rosier | be69f60 | 2011-08-12 22:08:57 +0000 | [diff] [blame] | 401 | Diags.Reset(); |
| 402 | |
| 403 | // Construct the list of inputs. |
| 404 | InputList Inputs; |
| 405 | BuildInputs(C.getDefaultToolChain(), C.getArgs(), Inputs); |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 406 | |
Chad Rosier | 137a20b | 2011-08-12 23:30:05 +0000 | [diff] [blame] | 407 | for (InputList::iterator it = Inputs.begin(), ie = Inputs.end(); it != ie;) { |
Chad Rosier | 90c8802 | 2011-08-18 00:22:25 +0000 | [diff] [blame] | 408 | bool IgnoreInput = false; |
| 409 | |
| 410 | // Ignore input from stdin or any inputs that cannot be preprocessed. |
| 411 | if (!strcmp(it->second->getValue(C.getArgs()), "-")) { |
| 412 | Diag(clang::diag::note_drv_command_failed_diag_msg) |
| 413 | << "Error generating preprocessed source(s) - ignoring input from stdin" |
| 414 | "."; |
| 415 | IgnoreInput = true; |
| 416 | } else if (types::getPreprocessedType(it->first) == types::TY_INVALID) { |
| 417 | IgnoreInput = true; |
| 418 | } |
| 419 | |
| 420 | if (IgnoreInput) { |
Chad Rosier | 137a20b | 2011-08-12 23:30:05 +0000 | [diff] [blame] | 421 | it = Inputs.erase(it); |
| 422 | ie = Inputs.end(); |
Chad Rosier | 3060178 | 2011-08-17 23:08:45 +0000 | [diff] [blame] | 423 | } else { |
Chad Rosier | 137a20b | 2011-08-12 23:30:05 +0000 | [diff] [blame] | 424 | ++it; |
Chad Rosier | 3060178 | 2011-08-17 23:08:45 +0000 | [diff] [blame] | 425 | } |
Chad Rosier | 137a20b | 2011-08-12 23:30:05 +0000 | [diff] [blame] | 426 | } |
Chad Rosier | 90c8802 | 2011-08-18 00:22:25 +0000 | [diff] [blame] | 427 | |
Chad Rosier | 46e3908 | 2011-09-06 23:52:36 +0000 | [diff] [blame] | 428 | // Don't attempt to generate preprocessed files if multiple -arch options are |
Chad Rosier | c563891 | 2012-02-13 18:16:28 +0000 | [diff] [blame] | 429 | // used, unless they're all duplicates. |
| 430 | llvm::StringSet<> ArchNames; |
Chad Rosier | 46e3908 | 2011-09-06 23:52:36 +0000 | [diff] [blame] | 431 | for (ArgList::const_iterator it = C.getArgs().begin(), ie = C.getArgs().end(); |
| 432 | it != ie; ++it) { |
| 433 | Arg *A = *it; |
| 434 | if (A->getOption().matches(options::OPT_arch)) { |
Chad Rosier | c563891 | 2012-02-13 18:16:28 +0000 | [diff] [blame] | 435 | StringRef ArchName = A->getValue(C.getArgs()); |
| 436 | ArchNames.insert(ArchName); |
Chad Rosier | 46e3908 | 2011-09-06 23:52:36 +0000 | [diff] [blame] | 437 | } |
| 438 | } |
Chad Rosier | c563891 | 2012-02-13 18:16:28 +0000 | [diff] [blame] | 439 | if (ArchNames.size() > 1) { |
| 440 | Diag(clang::diag::note_drv_command_failed_diag_msg) |
| 441 | << "Error generating preprocessed source(s) - cannot generate " |
| 442 | "preprocessed source with multiple -arch options."; |
| 443 | return; |
| 444 | } |
Chad Rosier | 46e3908 | 2011-09-06 23:52:36 +0000 | [diff] [blame] | 445 | |
Chad Rosier | 137a20b | 2011-08-12 23:30:05 +0000 | [diff] [blame] | 446 | if (Inputs.empty()) { |
| 447 | Diag(clang::diag::note_drv_command_failed_diag_msg) |
| 448 | << "Error generating preprocessed source(s) - no preprocessable inputs."; |
| 449 | return; |
| 450 | } |
| 451 | |
Chandler Carruth | 4a04d0b | 2012-01-24 10:43:44 +0000 | [diff] [blame] | 452 | // Construct the list of abstract actions to perform for this compilation. On |
| 453 | // Darwin OSes this uses the driver-driver and builds universal actions. |
Chandler Carruth | 08386a9 | 2012-01-25 08:49:21 +0000 | [diff] [blame] | 454 | const ToolChain &TC = C.getDefaultToolChain(); |
| 455 | if (TC.getTriple().isOSDarwin()) |
| 456 | BuildUniversalActions(TC, C.getArgs(), Inputs, C.getActions()); |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 457 | else |
Chandler Carruth | 08386a9 | 2012-01-25 08:49:21 +0000 | [diff] [blame] | 458 | BuildActions(TC, C.getArgs(), Inputs, C.getActions()); |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 459 | |
| 460 | BuildJobs(C); |
| 461 | |
| 462 | // If there were errors building the compilation, quit now. |
| 463 | if (Diags.hasErrorOccurred()) { |
| 464 | Diag(clang::diag::note_drv_command_failed_diag_msg) |
| 465 | << "Error generating preprocessed source(s)."; |
| 466 | return; |
| 467 | } |
| 468 | |
| 469 | // Generate preprocessed output. |
| 470 | FailingCommand = 0; |
| 471 | int Res = C.ExecuteJob(C.getJobs(), FailingCommand); |
| 472 | |
| 473 | // If the command succeeded, we are done. |
| 474 | if (Res == 0) { |
| 475 | Diag(clang::diag::note_drv_command_failed_diag_msg) |
Chad Rosier | ce50c55 | 2011-11-02 21:29:05 +0000 | [diff] [blame] | 476 | << "Preprocessed source(s) and associated run script(s) are located at:"; |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 477 | ArgStringList Files = C.getTempFiles(); |
Eric Christopher | 59f9b26 | 2011-08-17 22:59:59 +0000 | [diff] [blame] | 478 | for (ArgStringList::const_iterator it = Files.begin(), ie = Files.end(); |
Chad Rosier | ce50c55 | 2011-11-02 21:29:05 +0000 | [diff] [blame] | 479 | it != ie; ++it) { |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 480 | Diag(clang::diag::note_drv_command_failed_diag_msg) << *it; |
Chad Rosier | ce50c55 | 2011-11-02 21:29:05 +0000 | [diff] [blame] | 481 | |
| 482 | std::string Err; |
| 483 | std::string Script = StringRef(*it).rsplit('.').first; |
| 484 | Script += ".sh"; |
| 485 | llvm::raw_fd_ostream ScriptOS(Script.c_str(), Err, |
| 486 | llvm::raw_fd_ostream::F_Excl | |
| 487 | llvm::raw_fd_ostream::F_Binary); |
| 488 | if (!Err.empty()) { |
| 489 | Diag(clang::diag::note_drv_command_failed_diag_msg) |
| 490 | << "Error generating run script: " + Script + " " + Err; |
| 491 | } else { |
Chad Rosier | cc66b08 | 2012-04-20 00:30:04 +0000 | [diff] [blame] | 492 | // Strip -D, -F, and -I. |
| 493 | // FIXME: This doesn't work with quotes (e.g., -D "foo bar"). |
Chad Rosier | d2fb883 | 2012-04-20 17:21:42 +0000 | [diff] [blame] | 494 | std::string Flag[4] = {"-D ", "-F", "-I ", "-o "}; |
| 495 | for (unsigned i = 0; i < 4; ++i) { |
Chad Rosier | cc66b08 | 2012-04-20 00:30:04 +0000 | [diff] [blame] | 496 | size_t I = 0, E = 0; |
| 497 | do { |
| 498 | I = Cmd.find(Flag[i], I); |
| 499 | if (I == std::string::npos) break; |
| 500 | |
| 501 | E = Cmd.find(" ", I + Flag[i].length()); |
| 502 | if (E == std::string::npos) break; |
| 503 | Cmd.erase(I, E - I + 1); |
| 504 | } while(1); |
| 505 | } |
Chad Rosier | d2fb883 | 2012-04-20 17:21:42 +0000 | [diff] [blame] | 506 | // FIXME: Append the new filename with correct preprocessed suffix. |
Chad Rosier | ce50c55 | 2011-11-02 21:29:05 +0000 | [diff] [blame] | 507 | ScriptOS << Cmd; |
| 508 | Diag(clang::diag::note_drv_command_failed_diag_msg) << Script; |
| 509 | } |
| 510 | } |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 511 | } else { |
| 512 | // Failure, remove preprocessed files. |
| 513 | if (!C.getArgs().hasArg(options::OPT_save_temps)) |
| 514 | C.CleanupFileList(C.getTempFiles(), true); |
| 515 | |
| 516 | Diag(clang::diag::note_drv_command_failed_diag_msg) |
| 517 | << "Error generating preprocessed source(s)."; |
| 518 | } |
| 519 | } |
| 520 | |
| 521 | int Driver::ExecuteCompilation(const Compilation &C, |
| 522 | const Command *&FailingCommand) const { |
Daniel Dunbar | c88a88f | 2009-07-01 20:03:04 +0000 | [diff] [blame] | 523 | // Just print if -### was present. |
| 524 | if (C.getArgs().hasArg(options::OPT__HASH_HASH_HASH)) { |
| 525 | C.PrintJob(llvm::errs(), C.getJobs(), "\n", true); |
| 526 | return 0; |
| 527 | } |
| 528 | |
| 529 | // If there were errors building the compilation, quit now. |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 530 | if (Diags.hasErrorOccurred()) |
Daniel Dunbar | c88a88f | 2009-07-01 20:03:04 +0000 | [diff] [blame] | 531 | return 1; |
| 532 | |
Daniel Dunbar | c88a88f | 2009-07-01 20:03:04 +0000 | [diff] [blame] | 533 | int Res = C.ExecuteJob(C.getJobs(), FailingCommand); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 534 | |
Daniel Dunbar | c88a88f | 2009-07-01 20:03:04 +0000 | [diff] [blame] | 535 | // Remove temp files. |
| 536 | C.CleanupFileList(C.getTempFiles()); |
| 537 | |
Daniel Dunbar | 9fcbc05 | 2010-05-22 00:37:20 +0000 | [diff] [blame] | 538 | // If the command succeeded, we are done. |
| 539 | if (Res == 0) |
| 540 | return Res; |
| 541 | |
| 542 | // Otherwise, remove result files as well. |
Peter Collingbourne | 5d4d980 | 2011-11-21 00:01:05 +0000 | [diff] [blame] | 543 | if (!C.getArgs().hasArg(options::OPT_save_temps)) { |
Daniel Dunbar | c88a88f | 2009-07-01 20:03:04 +0000 | [diff] [blame] | 544 | C.CleanupFileList(C.getResultFiles(), true); |
| 545 | |
Peter Collingbourne | 5d4d980 | 2011-11-21 00:01:05 +0000 | [diff] [blame] | 546 | // Failure result files are valid unless we crashed. |
NAKAMURA Takumi | 573ea96 | 2011-11-29 07:47:04 +0000 | [diff] [blame] | 547 | if (Res < 0) { |
Peter Collingbourne | 5d4d980 | 2011-11-21 00:01:05 +0000 | [diff] [blame] | 548 | C.CleanupFileList(C.getFailureResultFiles(), true); |
NAKAMURA Takumi | 573ea96 | 2011-11-29 07:47:04 +0000 | [diff] [blame] | 549 | #ifdef _WIN32 |
| 550 | // Exit status should not be negative on Win32, |
| 551 | // unless abnormal termination. |
| 552 | Res = 1; |
| 553 | #endif |
| 554 | } |
Peter Collingbourne | 5d4d980 | 2011-11-21 00:01:05 +0000 | [diff] [blame] | 555 | } |
| 556 | |
Daniel Dunbar | c88a88f | 2009-07-01 20:03:04 +0000 | [diff] [blame] | 557 | // Print extra information about abnormal failures, if possible. |
Daniel Dunbar | 9fcbc05 | 2010-05-22 00:37:20 +0000 | [diff] [blame] | 558 | // |
| 559 | // This is ad-hoc, but we don't want to be excessively noisy. If the result |
| 560 | // status was 1, assume the command failed normally. In particular, if it was |
| 561 | // the compiler then assume it gave a reasonable error code. Failures in other |
| 562 | // tools are less common, and they generally have worse diagnostics, so always |
| 563 | // print the diagnostic there. |
| 564 | const Tool &FailingTool = FailingCommand->getCreator(); |
Daniel Dunbar | c88a88f | 2009-07-01 20:03:04 +0000 | [diff] [blame] | 565 | |
Daniel Dunbar | 9fcbc05 | 2010-05-22 00:37:20 +0000 | [diff] [blame] | 566 | if (!FailingCommand->getCreator().hasGoodDiagnostics() || Res != 1) { |
| 567 | // FIXME: See FIXME above regarding result code interpretation. |
| 568 | if (Res < 0) |
| 569 | Diag(clang::diag::err_drv_command_signalled) |
Benjamin Kramer | ecff7c8 | 2011-11-19 10:24:49 +0000 | [diff] [blame] | 570 | << FailingTool.getShortName(); |
Daniel Dunbar | 9fcbc05 | 2010-05-22 00:37:20 +0000 | [diff] [blame] | 571 | else |
| 572 | Diag(clang::diag::err_drv_command_failed) |
| 573 | << FailingTool.getShortName() << Res; |
Daniel Dunbar | c88a88f | 2009-07-01 20:03:04 +0000 | [diff] [blame] | 574 | } |
| 575 | |
| 576 | return Res; |
| 577 | } |
| 578 | |
Daniel Dunbar | d65bddc | 2009-03-12 18:24:49 +0000 | [diff] [blame] | 579 | void Driver::PrintOptions(const ArgList &Args) const { |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 580 | unsigned i = 0; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 581 | for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 582 | it != ie; ++it, ++i) { |
| 583 | Arg *A = *it; |
| 584 | llvm::errs() << "Option " << i << " - " |
| 585 | << "Name: \"" << A->getOption().getName() << "\", " |
| 586 | << "Values: {"; |
| 587 | for (unsigned j = 0; j < A->getNumValues(); ++j) { |
| 588 | if (j) |
| 589 | llvm::errs() << ", "; |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 590 | llvm::errs() << '"' << A->getValue(Args, j) << '"'; |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 591 | } |
| 592 | llvm::errs() << "}\n"; |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 593 | } |
Daniel Dunbar | 3ede8d0 | 2009-03-02 19:59:07 +0000 | [diff] [blame] | 594 | } |
Daniel Dunbar | dd98e2c | 2009-03-10 23:41:59 +0000 | [diff] [blame] | 595 | |
Daniel Dunbar | c35d71f | 2009-04-15 16:34:29 +0000 | [diff] [blame] | 596 | void Driver::PrintHelp(bool ShowHidden) const { |
Daniel Dunbar | 43302d4 | 2010-02-25 03:31:53 +0000 | [diff] [blame] | 597 | getOpts().PrintHelp(llvm::outs(), Name.c_str(), DriverTitle.c_str(), |
| 598 | ShowHidden); |
Daniel Dunbar | 91e28af | 2009-03-31 21:38:17 +0000 | [diff] [blame] | 599 | } |
| 600 | |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 601 | void Driver::PrintVersion(const Compilation &C, raw_ostream &OS) const { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 602 | // FIXME: The following handlers should use a callback mechanism, we don't |
| 603 | // know what the client would like to do. |
Ted Kremenek | a18f1b8 | 2010-01-23 02:11:34 +0000 | [diff] [blame] | 604 | OS << getClangFullVersion() << '\n'; |
Daniel Dunbar | 70c8db1 | 2009-03-26 16:09:13 +0000 | [diff] [blame] | 605 | const ToolChain &TC = C.getDefaultToolChain(); |
Daniel Dunbar | 7930072 | 2009-07-21 20:06:58 +0000 | [diff] [blame] | 606 | OS << "Target: " << TC.getTripleString() << '\n'; |
Daniel Dunbar | 3ee96ba | 2009-06-16 23:32:58 +0000 | [diff] [blame] | 607 | |
| 608 | // Print the threading model. |
| 609 | // |
| 610 | // FIXME: Implement correctly. |
Daniel Dunbar | 7930072 | 2009-07-21 20:06:58 +0000 | [diff] [blame] | 611 | OS << "Thread model: " << "posix" << '\n'; |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 612 | } |
| 613 | |
Chris Lattner | c3d26cc | 2010-05-05 05:53:24 +0000 | [diff] [blame] | 614 | /// PrintDiagnosticCategories - Implement the --print-diagnostic-categories |
| 615 | /// option. |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 616 | static void PrintDiagnosticCategories(raw_ostream &OS) { |
Argyrios Kyrtzidis | 477aab6 | 2011-05-25 05:05:01 +0000 | [diff] [blame] | 617 | // Skip the empty category. |
| 618 | for (unsigned i = 1, max = DiagnosticIDs::getNumberOfCategories(); |
| 619 | i != max; ++i) |
| 620 | OS << i << ',' << DiagnosticIDs::getCategoryNameFromID(i) << '\n'; |
Chris Lattner | c3d26cc | 2010-05-05 05:53:24 +0000 | [diff] [blame] | 621 | } |
| 622 | |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 623 | bool Driver::HandleImmediateArgs(const Compilation &C) { |
Daniel Dunbar | e82ec0b | 2010-06-11 22:00:19 +0000 | [diff] [blame] | 624 | // The order these options are handled in gcc is all over the place, but we |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 625 | // don't expect inconsistencies w.r.t. that to matter in practice. |
Daniel Dunbar | 91e28af | 2009-03-31 21:38:17 +0000 | [diff] [blame] | 626 | |
Daniel Dunbar | d829950 | 2010-09-17 02:47:28 +0000 | [diff] [blame] | 627 | if (C.getArgs().hasArg(options::OPT_dumpmachine)) { |
| 628 | llvm::outs() << C.getDefaultToolChain().getTripleString() << '\n'; |
| 629 | return false; |
| 630 | } |
| 631 | |
Daniel Dunbar | e06dc21 | 2009-04-04 05:17:38 +0000 | [diff] [blame] | 632 | if (C.getArgs().hasArg(options::OPT_dumpversion)) { |
Daniel Dunbar | 95a907f | 2011-01-12 00:43:47 +0000 | [diff] [blame] | 633 | // Since -dumpversion is only implemented for pedantic GCC compatibility, we |
| 634 | // return an answer which matches our definition of __VERSION__. |
| 635 | // |
| 636 | // If we want to return a more correct answer some day, then we should |
| 637 | // introduce a non-pedantically GCC compatible mode to Clang in which we |
| 638 | // provide sensible definitions for -dumpversion, __VERSION__, etc. |
| 639 | llvm::outs() << "4.2.1\n"; |
Daniel Dunbar | e06dc21 | 2009-04-04 05:17:38 +0000 | [diff] [blame] | 640 | return false; |
| 641 | } |
Daniel Dunbar | f78925f | 2010-06-14 21:23:12 +0000 | [diff] [blame] | 642 | |
Chris Lattner | c3d26cc | 2010-05-05 05:53:24 +0000 | [diff] [blame] | 643 | if (C.getArgs().hasArg(options::OPT__print_diagnostic_categories)) { |
| 644 | PrintDiagnosticCategories(llvm::outs()); |
| 645 | return false; |
| 646 | } |
Daniel Dunbar | e06dc21 | 2009-04-04 05:17:38 +0000 | [diff] [blame] | 647 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 648 | if (C.getArgs().hasArg(options::OPT__help) || |
Daniel Dunbar | c35d71f | 2009-04-15 16:34:29 +0000 | [diff] [blame] | 649 | C.getArgs().hasArg(options::OPT__help_hidden)) { |
| 650 | PrintHelp(C.getArgs().hasArg(options::OPT__help_hidden)); |
Daniel Dunbar | 91e28af | 2009-03-31 21:38:17 +0000 | [diff] [blame] | 651 | return false; |
| 652 | } |
| 653 | |
Daniel Dunbar | 6cc73de | 2009-04-02 15:05:41 +0000 | [diff] [blame] | 654 | if (C.getArgs().hasArg(options::OPT__version)) { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 655 | // Follow gcc behavior and use stdout for --version and stderr for -v. |
Daniel Dunbar | 7930072 | 2009-07-21 20:06:58 +0000 | [diff] [blame] | 656 | PrintVersion(C, llvm::outs()); |
Daniel Dunbar | 6cc73de | 2009-04-02 15:05:41 +0000 | [diff] [blame] | 657 | return false; |
| 658 | } |
| 659 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 660 | if (C.getArgs().hasArg(options::OPT_v) || |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 661 | C.getArgs().hasArg(options::OPT__HASH_HASH_HASH)) { |
Daniel Dunbar | 7930072 | 2009-07-21 20:06:58 +0000 | [diff] [blame] | 662 | PrintVersion(C, llvm::errs()); |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 663 | SuppressMissingInputWarning = true; |
| 664 | } |
| 665 | |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 666 | const ToolChain &TC = C.getDefaultToolChain(); |
Daniel Dunbar | ca3459e | 2009-03-20 04:37:21 +0000 | [diff] [blame] | 667 | if (C.getArgs().hasArg(options::OPT_print_search_dirs)) { |
| 668 | llvm::outs() << "programs: ="; |
| 669 | for (ToolChain::path_list::const_iterator it = TC.getProgramPaths().begin(), |
| 670 | ie = TC.getProgramPaths().end(); it != ie; ++it) { |
| 671 | if (it != TC.getProgramPaths().begin()) |
| 672 | llvm::outs() << ':'; |
| 673 | llvm::outs() << *it; |
| 674 | } |
| 675 | llvm::outs() << "\n"; |
Peter Collingbourne | 41ee7a3 | 2011-09-06 02:08:31 +0000 | [diff] [blame] | 676 | llvm::outs() << "libraries: =" << ResourceDir; |
Joerg Sonnenberger | 59c8457 | 2011-07-16 10:50:05 +0000 | [diff] [blame] | 677 | |
Sebastian Pop | 4762a2d | 2012-04-16 04:16:43 +0000 | [diff] [blame] | 678 | StringRef sysroot = C.getSysRoot(); |
Joerg Sonnenberger | 59c8457 | 2011-07-16 10:50:05 +0000 | [diff] [blame] | 679 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 680 | for (ToolChain::path_list::const_iterator it = TC.getFilePaths().begin(), |
Daniel Dunbar | ca3459e | 2009-03-20 04:37:21 +0000 | [diff] [blame] | 681 | ie = TC.getFilePaths().end(); it != ie; ++it) { |
Peter Collingbourne | 41ee7a3 | 2011-09-06 02:08:31 +0000 | [diff] [blame] | 682 | llvm::outs() << ':'; |
Joerg Sonnenberger | 59c8457 | 2011-07-16 10:50:05 +0000 | [diff] [blame] | 683 | const char *path = it->c_str(); |
| 684 | if (path[0] == '=') |
| 685 | llvm::outs() << sysroot << path + 1; |
| 686 | else |
| 687 | llvm::outs() << path; |
Daniel Dunbar | ca3459e | 2009-03-20 04:37:21 +0000 | [diff] [blame] | 688 | } |
| 689 | llvm::outs() << "\n"; |
Daniel Dunbar | 91e28af | 2009-03-31 21:38:17 +0000 | [diff] [blame] | 690 | return false; |
Daniel Dunbar | ca3459e | 2009-03-20 04:37:21 +0000 | [diff] [blame] | 691 | } |
| 692 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 693 | // FIXME: The following handlers should use a callback mechanism, we don't |
| 694 | // know what the client would like to do. |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 695 | if (Arg *A = C.getArgs().getLastArg(options::OPT_print_file_name_EQ)) { |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 696 | llvm::outs() << GetFilePath(A->getValue(C.getArgs()), TC) << "\n"; |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 697 | return false; |
| 698 | } |
| 699 | |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 700 | if (Arg *A = C.getArgs().getLastArg(options::OPT_print_prog_name_EQ)) { |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 701 | llvm::outs() << GetProgramPath(A->getValue(C.getArgs()), TC) << "\n"; |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 702 | return false; |
| 703 | } |
| 704 | |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 705 | if (C.getArgs().hasArg(options::OPT_print_libgcc_file_name)) { |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 706 | llvm::outs() << GetFilePath("libgcc.a", TC) << "\n"; |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 707 | return false; |
| 708 | } |
| 709 | |
Daniel Dunbar | 12cfe03 | 2009-06-16 23:25:22 +0000 | [diff] [blame] | 710 | if (C.getArgs().hasArg(options::OPT_print_multi_lib)) { |
| 711 | // FIXME: We need tool chain support for this. |
| 712 | llvm::outs() << ".;\n"; |
| 713 | |
| 714 | switch (C.getDefaultToolChain().getTriple().getArch()) { |
| 715 | default: |
| 716 | break; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 717 | |
Daniel Dunbar | 12cfe03 | 2009-06-16 23:25:22 +0000 | [diff] [blame] | 718 | case llvm::Triple::x86_64: |
| 719 | llvm::outs() << "x86_64;@m64" << "\n"; |
| 720 | break; |
| 721 | |
| 722 | case llvm::Triple::ppc64: |
| 723 | llvm::outs() << "ppc64;@m64" << "\n"; |
| 724 | break; |
| 725 | } |
| 726 | return false; |
| 727 | } |
| 728 | |
| 729 | // FIXME: What is the difference between print-multi-directory and |
| 730 | // print-multi-os-directory? |
| 731 | if (C.getArgs().hasArg(options::OPT_print_multi_directory) || |
| 732 | C.getArgs().hasArg(options::OPT_print_multi_os_directory)) { |
| 733 | switch (C.getDefaultToolChain().getTriple().getArch()) { |
| 734 | default: |
| 735 | case llvm::Triple::x86: |
| 736 | case llvm::Triple::ppc: |
| 737 | llvm::outs() << "." << "\n"; |
| 738 | break; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 739 | |
Daniel Dunbar | 12cfe03 | 2009-06-16 23:25:22 +0000 | [diff] [blame] | 740 | case llvm::Triple::x86_64: |
| 741 | llvm::outs() << "x86_64" << "\n"; |
| 742 | break; |
| 743 | |
| 744 | case llvm::Triple::ppc64: |
| 745 | llvm::outs() << "ppc64" << "\n"; |
| 746 | break; |
| 747 | } |
| 748 | return false; |
| 749 | } |
| 750 | |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 751 | return true; |
| 752 | } |
| 753 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 754 | static unsigned PrintActions1(const Compilation &C, Action *A, |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 755 | std::map<Action*, unsigned> &Ids) { |
| 756 | if (Ids.count(A)) |
| 757 | return Ids[A]; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 758 | |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 759 | std::string str; |
| 760 | llvm::raw_string_ostream os(str); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 761 | |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 762 | os << Action::getClassName(A->getKind()) << ", "; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 763 | if (InputAction *IA = dyn_cast<InputAction>(A)) { |
Daniel Dunbar | 10ffa9a | 2009-03-18 03:13:20 +0000 | [diff] [blame] | 764 | os << "\"" << IA->getInputArg().getValue(C.getArgs()) << "\""; |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 765 | } else if (BindArchAction *BIA = dyn_cast<BindArchAction>(A)) { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 766 | os << '"' << (BIA->getArchName() ? BIA->getArchName() : |
Daniel Dunbar | 10ffa9a | 2009-03-18 03:13:20 +0000 | [diff] [blame] | 767 | C.getDefaultToolChain().getArchName()) << '"' |
| 768 | << ", {" << PrintActions1(C, *BIA->begin(), Ids) << "}"; |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 769 | } else { |
| 770 | os << "{"; |
| 771 | for (Action::iterator it = A->begin(), ie = A->end(); it != ie;) { |
Daniel Dunbar | 10ffa9a | 2009-03-18 03:13:20 +0000 | [diff] [blame] | 772 | os << PrintActions1(C, *it, Ids); |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 773 | ++it; |
| 774 | if (it != ie) |
| 775 | os << ", "; |
| 776 | } |
| 777 | os << "}"; |
| 778 | } |
| 779 | |
| 780 | unsigned Id = Ids.size(); |
| 781 | Ids[A] = Id; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 782 | llvm::errs() << Id << ": " << os.str() << ", " |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 783 | << types::getTypeName(A->getType()) << "\n"; |
| 784 | |
| 785 | return Id; |
| 786 | } |
| 787 | |
Daniel Dunbar | 10ffa9a | 2009-03-18 03:13:20 +0000 | [diff] [blame] | 788 | void Driver::PrintActions(const Compilation &C) const { |
Daniel Dunbar | ba10213 | 2009-03-13 12:19:02 +0000 | [diff] [blame] | 789 | std::map<Action*, unsigned> Ids; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 790 | for (ActionList::const_iterator it = C.getActions().begin(), |
Daniel Dunbar | 10ffa9a | 2009-03-18 03:13:20 +0000 | [diff] [blame] | 791 | ie = C.getActions().end(); it != ie; ++it) |
| 792 | PrintActions1(C, *it, Ids); |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 793 | } |
| 794 | |
Joerg Sonnenberger | 9d0fbea | 2011-05-06 14:05:11 +0000 | [diff] [blame] | 795 | /// \brief Check whether the given input tree contains any compilation or |
| 796 | /// assembly actions. |
| 797 | static bool ContainsCompileOrAssembleAction(const Action *A) { |
Daniel Dunbar | b5e2f69 | 2010-06-29 16:38:33 +0000 | [diff] [blame] | 798 | if (isa<CompileJobAction>(A) || isa<AssembleJobAction>(A)) |
| 799 | return true; |
| 800 | |
| 801 | for (Action::const_iterator it = A->begin(), ie = A->end(); it != ie; ++it) |
Joerg Sonnenberger | 9d0fbea | 2011-05-06 14:05:11 +0000 | [diff] [blame] | 802 | if (ContainsCompileOrAssembleAction(*it)) |
Daniel Dunbar | b5e2f69 | 2010-06-29 16:38:33 +0000 | [diff] [blame] | 803 | return true; |
| 804 | |
| 805 | return false; |
| 806 | } |
| 807 | |
Daniel Dunbar | 74edcea | 2010-08-02 05:43:51 +0000 | [diff] [blame] | 808 | void Driver::BuildUniversalActions(const ToolChain &TC, |
Joerg Sonnenberger | 65f7165 | 2011-03-07 01:15:29 +0000 | [diff] [blame] | 809 | const DerivedArgList &Args, |
Chad Rosier | be69f60 | 2011-08-12 22:08:57 +0000 | [diff] [blame] | 810 | const InputList &BAInputs, |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 811 | ActionList &Actions) const { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 812 | llvm::PrettyStackTraceString CrashInfo("Building universal build actions"); |
| 813 | // Collect the list of architectures. Duplicates are allowed, but should only |
| 814 | // be handled once (in the order seen). |
Daniel Dunbar | 1368954 | 2009-03-13 20:33:35 +0000 | [diff] [blame] | 815 | llvm::StringSet<> ArchNames; |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 816 | SmallVector<const char *, 4> Archs; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 817 | for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 818 | it != ie; ++it) { |
| 819 | Arg *A = *it; |
| 820 | |
Daniel Dunbar | b827a05 | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 821 | if (A->getOption().matches(options::OPT_arch)) { |
Daniel Dunbar | 36df290 | 2009-09-08 23:37:30 +0000 | [diff] [blame] | 822 | // Validate the option here; we don't save the type here because its |
| 823 | // particular spelling may participate in other driver choices. |
| 824 | llvm::Triple::ArchType Arch = |
| 825 | llvm::Triple::getArchTypeForDarwinArchName(A->getValue(Args)); |
| 826 | if (Arch == llvm::Triple::UnknownArch) { |
| 827 | Diag(clang::diag::err_drv_invalid_arch_name) |
| 828 | << A->getAsString(Args); |
| 829 | continue; |
| 830 | } |
| 831 | |
Daniel Dunbar | 7587719 | 2009-03-19 07:55:12 +0000 | [diff] [blame] | 832 | A->claim(); |
Daniel Dunbar | 3f30ddf | 2009-09-08 23:37:02 +0000 | [diff] [blame] | 833 | if (ArchNames.insert(A->getValue(Args))) |
| 834 | Archs.push_back(A->getValue(Args)); |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 835 | } |
| 836 | } |
| 837 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 838 | // When there is no explicit arch for this platform, make sure we still bind |
| 839 | // the architecture (to the default) so that -Xarch_ is handled correctly. |
Daniel Dunbar | 10ffa9a | 2009-03-18 03:13:20 +0000 | [diff] [blame] | 840 | if (!Archs.size()) |
| 841 | Archs.push_back(0); |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 842 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 843 | // FIXME: We killed off some others but these aren't yet detected in a |
| 844 | // functional manner. If we added information to jobs about which "auxiliary" |
| 845 | // files they wrote then we could detect the conflict these cause downstream. |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 846 | if (Archs.size() > 1) { |
| 847 | // No recovery needed, the point of this is just to prevent |
| 848 | // overwriting the same files. |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 849 | if (const Arg *A = Args.getLastArg(options::OPT_save_temps)) |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 850 | Diag(clang::diag::err_drv_invalid_opt_with_multiple_archs) |
Daniel Dunbar | 38dd3d5 | 2009-03-20 06:14:23 +0000 | [diff] [blame] | 851 | << A->getAsString(Args); |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 852 | } |
| 853 | |
| 854 | ActionList SingleActions; |
Chad Rosier | be69f60 | 2011-08-12 22:08:57 +0000 | [diff] [blame] | 855 | BuildActions(TC, Args, BAInputs, SingleActions); |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 856 | |
Daniel Dunbar | be1cc3e | 2010-06-04 18:28:41 +0000 | [diff] [blame] | 857 | // Add in arch bindings for every top level action, as well as lipo and |
| 858 | // dsymutil steps if needed. |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 859 | for (unsigned i = 0, e = SingleActions.size(); i != e; ++i) { |
| 860 | Action *Act = SingleActions[i]; |
| 861 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 862 | // Make sure we can lipo this kind of output. If not (and it is an actual |
| 863 | // output) then we disallow, since we can't create an output file with the |
| 864 | // right name without overwriting it. We could remove this oddity by just |
| 865 | // changing the output names to include the arch, which would also fix |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 866 | // -save-temps. Compatibility wins for now. |
| 867 | |
Daniel Dunbar | 3dbd6c5 | 2009-03-13 17:46:02 +0000 | [diff] [blame] | 868 | if (Archs.size() > 1 && !types::canLipoType(Act->getType())) |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 869 | Diag(clang::diag::err_drv_invalid_output_with_multiple_archs) |
| 870 | << types::getTypeName(Act->getType()); |
| 871 | |
| 872 | ActionList Inputs; |
Daniel Dunbar | 32c1a2a | 2010-03-11 18:04:58 +0000 | [diff] [blame] | 873 | for (unsigned i = 0, e = Archs.size(); i != e; ++i) { |
Daniel Dunbar | 1368954 | 2009-03-13 20:33:35 +0000 | [diff] [blame] | 874 | Inputs.push_back(new BindArchAction(Act, Archs[i])); |
Daniel Dunbar | 32c1a2a | 2010-03-11 18:04:58 +0000 | [diff] [blame] | 875 | if (i != 0) |
| 876 | Inputs.back()->setOwnsInputs(false); |
| 877 | } |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 878 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 879 | // Lipo if necessary, we do it this way because we need to set the arch flag |
| 880 | // so that -Xarch_ gets overwritten. |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 881 | if (Inputs.size() == 1 || Act->getType() == types::TY_Nothing) |
| 882 | Actions.append(Inputs.begin(), Inputs.end()); |
| 883 | else |
| 884 | Actions.push_back(new LipoJobAction(Inputs, Act->getType())); |
Daniel Dunbar | be1cc3e | 2010-06-04 18:28:41 +0000 | [diff] [blame] | 885 | |
Eric Christopher | b822f72 | 2012-02-06 19:43:51 +0000 | [diff] [blame] | 886 | // Handle debug info queries. |
| 887 | Arg *A = Args.getLastArg(options::OPT_g_Group); |
David Blaikie | 6c22939 | 2012-04-15 21:22:10 +0000 | [diff] [blame] | 888 | if (A && !A->getOption().matches(options::OPT_g0) && |
| 889 | !A->getOption().matches(options::OPT_gstabs) && |
| 890 | ContainsCompileOrAssembleAction(Actions.back())) { |
| 891 | |
| 892 | // Add a 'dsymutil' step if necessary, when debug info is enabled and we |
| 893 | // have a compile input. We need to run 'dsymutil' ourselves in such cases |
| 894 | // because the debug info will refer to a temporary object file which is |
| 895 | // will be removed at the end of the compilation process. |
| 896 | if (Act->getType() == types::TY_Image) { |
| 897 | ActionList Inputs; |
| 898 | Inputs.push_back(Actions.back()); |
| 899 | Actions.pop_back(); |
| 900 | Actions.push_back(new DsymutilJobAction(Inputs, types::TY_dSYM)); |
Daniel Dunbar | be1cc3e | 2010-06-04 18:28:41 +0000 | [diff] [blame] | 901 | } |
David Blaikie | 6c22939 | 2012-04-15 21:22:10 +0000 | [diff] [blame] | 902 | |
| 903 | // Verify the output (debug information only) if we passed '-verify'. |
| 904 | if (Args.hasArg(options::OPT_verify)) { |
| 905 | ActionList VerifyInputs; |
| 906 | VerifyInputs.push_back(Actions.back()); |
| 907 | Actions.pop_back(); |
| 908 | Actions.push_back(new VerifyJobAction(VerifyInputs, |
| 909 | types::TY_Nothing)); |
| 910 | } |
| 911 | } |
Daniel Dunbar | 2fe63e6 | 2009-03-12 18:40:18 +0000 | [diff] [blame] | 912 | } |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 913 | } |
| 914 | |
Chad Rosier | be69f60 | 2011-08-12 22:08:57 +0000 | [diff] [blame] | 915 | // Construct a the list of inputs and their types. |
| 916 | void Driver::BuildInputs(const ToolChain &TC, const DerivedArgList &Args, |
| 917 | InputList &Inputs) const { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 918 | // Track the current user specified (-x) input. We also explicitly track the |
| 919 | // argument used to set the type; we only want to claim the type when we |
| 920 | // actually use it, so we warn about unused -x arguments. |
Daniel Dunbar | 83dd21f | 2009-03-13 17:57:10 +0000 | [diff] [blame] | 921 | types::ID InputType = types::TY_Nothing; |
| 922 | Arg *InputTypeArg = 0; |
| 923 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 924 | for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 925 | it != ie; ++it) { |
| 926 | Arg *A = *it; |
| 927 | |
| 928 | if (isa<InputOption>(A->getOption())) { |
| 929 | const char *Value = A->getValue(Args); |
| 930 | types::ID Ty = types::TY_INVALID; |
| 931 | |
| 932 | // Infer the input type if necessary. |
Daniel Dunbar | 83dd21f | 2009-03-13 17:57:10 +0000 | [diff] [blame] | 933 | if (InputType == types::TY_Nothing) { |
| 934 | // If there was an explicit arg for this, claim it. |
| 935 | if (InputTypeArg) |
| 936 | InputTypeArg->claim(); |
| 937 | |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 938 | // stdin must be handled specially. |
| 939 | if (memcmp(Value, "-", 2) == 0) { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 940 | // If running with -E, treat as a C input (this changes the builtin |
| 941 | // macros, for example). This may be overridden by -ObjC below. |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 942 | // |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 943 | // Otherwise emit an error but still use a valid type to avoid |
| 944 | // spurious errors (e.g., no inputs). |
Joerg Sonnenberger | 9ade4ae | 2011-03-06 23:31:01 +0000 | [diff] [blame] | 945 | if (!Args.hasArgNoClaim(options::OPT_E) && !CCCIsCPP) |
Daniel Dunbar | b897f5d | 2009-03-12 09:13:48 +0000 | [diff] [blame] | 946 | Diag(clang::diag::err_drv_unknown_stdin_type); |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 947 | Ty = types::TY_C; |
| 948 | } else { |
Joerg Sonnenberger | 9a2927c | 2011-03-16 22:45:02 +0000 | [diff] [blame] | 949 | // Otherwise lookup by extension. |
| 950 | // Fallback is C if invoked as C preprocessor or Object otherwise. |
| 951 | // We use a host hook here because Darwin at least has its own |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 952 | // idea of what .s is. |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 953 | if (const char *Ext = strrchr(Value, '.')) |
Daniel Dunbar | 4180011 | 2010-08-02 05:43:56 +0000 | [diff] [blame] | 954 | Ty = TC.LookupTypeForExtension(Ext + 1); |
Daniel Dunbar | e33bea4 | 2009-03-20 23:39:23 +0000 | [diff] [blame] | 955 | |
Joerg Sonnenberger | 9a2927c | 2011-03-16 22:45:02 +0000 | [diff] [blame] | 956 | if (Ty == types::TY_INVALID) { |
| 957 | if (CCCIsCPP) |
| 958 | Ty = types::TY_C; |
| 959 | else |
| 960 | Ty = types::TY_Object; |
| 961 | } |
Daniel Dunbar | 51679c5 | 2010-02-17 20:32:58 +0000 | [diff] [blame] | 962 | |
| 963 | // If the driver is invoked as C++ compiler (like clang++ or c++) it |
| 964 | // should autodetect some input files as C++ for g++ compatibility. |
| 965 | if (CCCIsCXX) { |
| 966 | types::ID OldTy = Ty; |
| 967 | Ty = types::lookupCXXTypeForCType(Ty); |
| 968 | |
| 969 | if (Ty != OldTy) |
| 970 | Diag(clang::diag::warn_drv_treating_input_as_cxx) |
| 971 | << getTypeName(OldTy) << getTypeName(Ty); |
| 972 | } |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 973 | } |
| 974 | |
Daniel Dunbar | 683ca38 | 2009-05-18 21:47:54 +0000 | [diff] [blame] | 975 | // -ObjC and -ObjC++ override the default language, but only for "source |
| 976 | // files". We just treat everything that isn't a linker input as a |
| 977 | // source file. |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 978 | // |
Daniel Dunbar | 683ca38 | 2009-05-18 21:47:54 +0000 | [diff] [blame] | 979 | // FIXME: Clean this up if we move the phase sequence into the type. |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 980 | if (Ty != types::TY_Object) { |
| 981 | if (Args.hasArg(options::OPT_ObjC)) |
| 982 | Ty = types::TY_ObjC; |
| 983 | else if (Args.hasArg(options::OPT_ObjCXX)) |
| 984 | Ty = types::TY_ObjCXX; |
| 985 | } |
| 986 | } else { |
| 987 | assert(InputTypeArg && "InputType set w/o InputTypeArg"); |
| 988 | InputTypeArg->claim(); |
| 989 | Ty = InputType; |
| 990 | } |
| 991 | |
Daniel Dunbar | 3bd54cc | 2010-01-25 00:44:02 +0000 | [diff] [blame] | 992 | // Check that the file exists, if enabled. |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 993 | if (CheckInputsExist && memcmp(Value, "-", 2) != 0) { |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 994 | SmallString<64> Path(Value); |
Aaron Ballman | 1367c9b | 2012-02-20 14:13:25 +0000 | [diff] [blame] | 995 | if (Arg *WorkDir = Args.getLastArg(options::OPT_working_directory)) { |
| 996 | SmallString<64> Directory(WorkDir->getValue(Args)); |
| 997 | if (llvm::sys::path::is_absolute(Directory.str())) { |
| 998 | llvm::sys::path::append(Directory, Value); |
| 999 | Path.assign(Directory); |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 1000 | } |
Aaron Ballman | 1367c9b | 2012-02-20 14:13:25 +0000 | [diff] [blame] | 1001 | } |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 1002 | |
Michael J. Spencer | 256053b | 2010-12-17 21:22:22 +0000 | [diff] [blame] | 1003 | bool exists = false; |
Aaron Ballman | 1367c9b | 2012-02-20 14:13:25 +0000 | [diff] [blame] | 1004 | if (llvm::sys::fs::exists(Path.c_str(), exists) || !exists) |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 1005 | Diag(clang::diag::err_drv_no_such_file) << Path.str(); |
| 1006 | else |
| 1007 | Inputs.push_back(std::make_pair(Ty, A)); |
| 1008 | } else |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1009 | Inputs.push_back(std::make_pair(Ty, A)); |
| 1010 | |
| 1011 | } else if (A->getOption().isLinkerInput()) { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1012 | // Just treat as object type, we could make a special type for this if |
| 1013 | // necessary. |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1014 | Inputs.push_back(std::make_pair(types::TY_Object, A)); |
| 1015 | |
Daniel Dunbar | b827a05 | 2009-11-19 03:26:40 +0000 | [diff] [blame] | 1016 | } else if (A->getOption().matches(options::OPT_x)) { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1017 | InputTypeArg = A; |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1018 | InputType = types::lookupTypeForTypeSpecifier(A->getValue(Args)); |
Chad Rosier | a53ab5c | 2012-04-07 00:01:31 +0000 | [diff] [blame] | 1019 | A->claim(); |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1020 | |
| 1021 | // Follow gcc behavior and treat as linker input for invalid -x |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1022 | // options. Its not clear why we shouldn't just revert to unknown; but |
Michael J. Spencer | 74cae0c | 2010-12-17 21:22:33 +0000 | [diff] [blame] | 1023 | // this isn't very important, we might as well be bug compatible. |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1024 | if (!InputType) { |
Daniel Dunbar | b897f5d | 2009-03-12 09:13:48 +0000 | [diff] [blame] | 1025 | Diag(clang::diag::err_drv_unknown_language) << A->getValue(Args); |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1026 | InputType = types::TY_Object; |
| 1027 | } |
| 1028 | } |
| 1029 | } |
Joerg Sonnenberger | 9ade4ae | 2011-03-06 23:31:01 +0000 | [diff] [blame] | 1030 | if (CCCIsCPP && Inputs.empty()) { |
| 1031 | // If called as standalone preprocessor, stdin is processed |
| 1032 | // if no other input is present. |
Joerg Sonnenberger | 65f7165 | 2011-03-07 01:15:29 +0000 | [diff] [blame] | 1033 | unsigned Index = Args.getBaseArgs().MakeIndex("-"); |
Joerg Sonnenberger | 9ade4ae | 2011-03-06 23:31:01 +0000 | [diff] [blame] | 1034 | Arg *A = Opts->ParseOneArg(Args, Index); |
| 1035 | A->claim(); |
| 1036 | Inputs.push_back(std::make_pair(types::TY_C, A)); |
| 1037 | } |
Chad Rosier | be69f60 | 2011-08-12 22:08:57 +0000 | [diff] [blame] | 1038 | } |
| 1039 | |
| 1040 | void Driver::BuildActions(const ToolChain &TC, const DerivedArgList &Args, |
| 1041 | const InputList &Inputs, ActionList &Actions) const { |
| 1042 | llvm::PrettyStackTraceString CrashInfo("Building compilation actions"); |
Joerg Sonnenberger | 9ade4ae | 2011-03-06 23:31:01 +0000 | [diff] [blame] | 1043 | |
Daniel Dunbar | 8b1604e | 2009-03-13 00:17:48 +0000 | [diff] [blame] | 1044 | if (!SuppressMissingInputWarning && Inputs.empty()) { |
Daniel Dunbar | af61c71 | 2009-03-12 23:55:14 +0000 | [diff] [blame] | 1045 | Diag(clang::diag::err_drv_no_input_files); |
| 1046 | return; |
| 1047 | } |
| 1048 | |
Chad Rosier | 1fc1de4 | 2011-07-27 23:36:45 +0000 | [diff] [blame] | 1049 | Arg *FinalPhaseArg; |
| 1050 | phases::ID FinalPhase = getFinalPhase(Args, &FinalPhaseArg); |
Daniel Dunbar | af61c71 | 2009-03-12 23:55:14 +0000 | [diff] [blame] | 1051 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1052 | // Reject -Z* at the top level, these options should never have been exposed |
| 1053 | // by gcc. |
Daniel Dunbar | d7b88c2 | 2009-03-26 16:12:09 +0000 | [diff] [blame] | 1054 | if (Arg *A = Args.getLastArg(options::OPT_Z_Joined)) |
Daniel Dunbar | 38dd3d5 | 2009-03-20 06:14:23 +0000 | [diff] [blame] | 1055 | Diag(clang::diag::err_drv_use_of_Z_option) << A->getAsString(Args); |
Daniel Dunbar | af61c71 | 2009-03-12 23:55:14 +0000 | [diff] [blame] | 1056 | |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1057 | // Construct the actions to perform. |
| 1058 | ActionList LinkerInputs; |
Chad Rosier | 5183b3d | 2011-11-05 15:56:33 +0000 | [diff] [blame] | 1059 | unsigned NumSteps = 0; |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1060 | for (unsigned i = 0, e = Inputs.size(); i != e; ++i) { |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1061 | types::ID InputType = Inputs[i].first; |
| 1062 | const Arg *InputArg = Inputs[i].second; |
| 1063 | |
Chad Rosier | 5183b3d | 2011-11-05 15:56:33 +0000 | [diff] [blame] | 1064 | NumSteps = types::getNumCompilationPhases(InputType); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1065 | assert(NumSteps && "Invalid number of steps!"); |
| 1066 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1067 | // If the first step comes after the final phase we are doing as part of |
| 1068 | // this compilation, warn the user about it. |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1069 | phases::ID InitialPhase = types::getCompilationPhase(InputType, 0); |
| 1070 | if (InitialPhase > FinalPhase) { |
Daniel Dunbar | 05494a7 | 2009-03-19 07:57:08 +0000 | [diff] [blame] | 1071 | // Claim here to avoid the more general unused warning. |
| 1072 | InputArg->claim(); |
Daniel Dunbar | 634b245 | 2009-09-17 04:13:26 +0000 | [diff] [blame] | 1073 | |
Daniel Dunbar | 32c8cb6 | 2011-04-20 15:44:48 +0000 | [diff] [blame] | 1074 | // Suppress all unused style warnings with -Qunused-arguments |
| 1075 | if (Args.hasArg(options::OPT_Qunused_arguments)) |
| 1076 | continue; |
| 1077 | |
Daniel Dunbar | 634b245 | 2009-09-17 04:13:26 +0000 | [diff] [blame] | 1078 | // Special case '-E' warning on a previously preprocessed file to make |
| 1079 | // more sense. |
| 1080 | if (InitialPhase == phases::Compile && FinalPhase == phases::Preprocess && |
| 1081 | getPreprocessedType(InputType) == types::TY_INVALID) |
| 1082 | Diag(clang::diag::warn_drv_preprocessed_input_file_unused) |
| 1083 | << InputArg->getAsString(Args) |
| 1084 | << FinalPhaseArg->getOption().getName(); |
| 1085 | else |
| 1086 | Diag(clang::diag::warn_drv_input_file_unused) |
| 1087 | << InputArg->getAsString(Args) |
| 1088 | << getPhaseName(InitialPhase) |
| 1089 | << FinalPhaseArg->getOption().getName(); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1090 | continue; |
| 1091 | } |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1092 | |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1093 | // Build the pipeline for this file. |
Dylan Noblesmith | 6f42b62 | 2012-02-05 02:12:40 +0000 | [diff] [blame] | 1094 | OwningPtr<Action> Current(new InputAction(*InputArg, InputType)); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1095 | for (unsigned i = 0; i != NumSteps; ++i) { |
| 1096 | phases::ID Phase = types::getCompilationPhase(InputType, i); |
| 1097 | |
| 1098 | // We are done if this step is past what the user requested. |
| 1099 | if (Phase > FinalPhase) |
| 1100 | break; |
| 1101 | |
| 1102 | // Queue linker inputs. |
| 1103 | if (Phase == phases::Link) { |
| 1104 | assert(i + 1 == NumSteps && "linking must be final compilation step."); |
Ted Kremenek | 4d7b147 | 2010-01-19 01:29:05 +0000 | [diff] [blame] | 1105 | LinkerInputs.push_back(Current.take()); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1106 | break; |
| 1107 | } |
| 1108 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1109 | // Some types skip the assembler phase (e.g., llvm-bc), but we can't |
| 1110 | // encode this in the steps because the intermediate type depends on |
| 1111 | // arguments. Just special case here. |
Daniel Dunbar | 337a627 | 2009-03-24 20:17:30 +0000 | [diff] [blame] | 1112 | if (Phase == phases::Assemble && Current->getType() != types::TY_PP_Asm) |
| 1113 | continue; |
| 1114 | |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1115 | // Otherwise construct the appropriate action. |
Ted Kremenek | 4d7b147 | 2010-01-19 01:29:05 +0000 | [diff] [blame] | 1116 | Current.reset(ConstructPhaseAction(Args, Phase, Current.take())); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1117 | if (Current->getType() == types::TY_Nothing) |
| 1118 | break; |
| 1119 | } |
| 1120 | |
| 1121 | // If we ended with something, add to the output list. |
| 1122 | if (Current) |
Ted Kremenek | 4d7b147 | 2010-01-19 01:29:05 +0000 | [diff] [blame] | 1123 | Actions.push_back(Current.take()); |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1124 | } |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1125 | |
| 1126 | // Add a link action if necessary. |
| 1127 | if (!LinkerInputs.empty()) |
| 1128 | Actions.push_back(new LinkJobAction(LinkerInputs, types::TY_Image)); |
Daniel Dunbar | f360138 | 2009-12-22 23:19:32 +0000 | [diff] [blame] | 1129 | |
| 1130 | // If we are linking, claim any options which are obviously only used for |
| 1131 | // compilation. |
Chad Rosier | 5183b3d | 2011-11-05 15:56:33 +0000 | [diff] [blame] | 1132 | if (FinalPhase == phases::Link && (NumSteps == 1)) |
Daniel Dunbar | f360138 | 2009-12-22 23:19:32 +0000 | [diff] [blame] | 1133 | Args.ClaimAllArgs(options::OPT_CompileOnly_Group); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1134 | } |
| 1135 | |
| 1136 | Action *Driver::ConstructPhaseAction(const ArgList &Args, phases::ID Phase, |
| 1137 | Action *Input) const { |
Daniel Dunbar | 8f25c79 | 2009-03-18 01:38:48 +0000 | [diff] [blame] | 1138 | llvm::PrettyStackTraceString CrashInfo("Constructing phase actions"); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1139 | // Build the appropriate action. |
| 1140 | switch (Phase) { |
David Blaikie | b219cfc | 2011-09-23 05:06:16 +0000 | [diff] [blame] | 1141 | case phases::Link: llvm_unreachable("link action invalid here."); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1142 | case phases::Preprocess: { |
Daniel Dunbar | cd8e4c4 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 1143 | types::ID OutputTy; |
| 1144 | // -{M, MM} alter the output type. |
Daniel Dunbar | 9eb93b0 | 2010-12-08 21:33:40 +0000 | [diff] [blame] | 1145 | if (Args.hasArg(options::OPT_M, options::OPT_MM)) { |
Daniel Dunbar | cd8e4c4 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 1146 | OutputTy = types::TY_Dependencies; |
| 1147 | } else { |
| 1148 | OutputTy = types::getPreprocessedType(Input->getType()); |
| 1149 | assert(OutputTy != types::TY_INVALID && |
| 1150 | "Cannot preprocess this input type!"); |
| 1151 | } |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1152 | return new PreprocessJobAction(Input, OutputTy); |
| 1153 | } |
| 1154 | case phases::Precompile: |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1155 | return new PrecompileJobAction(Input, types::TY_PCH); |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1156 | case phases::Compile: { |
| 1157 | if (Args.hasArg(options::OPT_fsyntax_only)) { |
| 1158 | return new CompileJobAction(Input, types::TY_Nothing); |
Daniel Dunbar | 6495250 | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 1159 | } else if (Args.hasArg(options::OPT_rewrite_objc)) { |
| 1160 | return new CompileJobAction(Input, types::TY_RewrittenObjC); |
Fariborz Jahanian | 582b395 | 2012-04-02 15:59:19 +0000 | [diff] [blame] | 1161 | } else if (Args.hasArg(options::OPT_rewrite_legacy_objc)) { |
| 1162 | return new CompileJobAction(Input, types::TY_RewrittenLegacyObjC); |
Daniel Dunbar | 63be57a | 2009-05-06 02:12:32 +0000 | [diff] [blame] | 1163 | } else if (Args.hasArg(options::OPT__analyze, options::OPT__analyze_auto)) { |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1164 | return new AnalyzeJobAction(Input, types::TY_Plist); |
Ted Kremenek | 30660a8 | 2012-03-06 20:06:33 +0000 | [diff] [blame] | 1165 | } else if (Args.hasArg(options::OPT__migrate)) { |
| 1166 | return new MigrateJobAction(Input, types::TY_Remap); |
Daniel Dunbar | 5915fbf | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 1167 | } else if (Args.hasArg(options::OPT_emit_ast)) { |
| 1168 | return new CompileJobAction(Input, types::TY_AST); |
Daniel Dunbar | ed79895 | 2011-06-21 20:55:08 +0000 | [diff] [blame] | 1169 | } else if (IsUsingLTO(Args)) { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1170 | types::ID Output = |
Daniel Dunbar | 6c6424b | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 1171 | Args.hasArg(options::OPT_S) ? types::TY_LTO_IR : types::TY_LTO_BC; |
Daniel Dunbar | ad2a9af | 2009-03-13 11:38:42 +0000 | [diff] [blame] | 1172 | return new CompileJobAction(Input, Output); |
| 1173 | } else { |
| 1174 | return new CompileJobAction(Input, types::TY_PP_Asm); |
| 1175 | } |
| 1176 | } |
| 1177 | case phases::Assemble: |
| 1178 | return new AssembleJobAction(Input, types::TY_Object); |
| 1179 | } |
| 1180 | |
David Blaikie | b219cfc | 2011-09-23 05:06:16 +0000 | [diff] [blame] | 1181 | llvm_unreachable("invalid phase in ConstructPhaseAction"); |
Daniel Dunbar | 53ec552 | 2009-03-12 07:58:46 +0000 | [diff] [blame] | 1182 | } |
| 1183 | |
Daniel Dunbar | ed79895 | 2011-06-21 20:55:08 +0000 | [diff] [blame] | 1184 | bool Driver::IsUsingLTO(const ArgList &Args) const { |
| 1185 | // Check for -emit-llvm or -flto. |
| 1186 | if (Args.hasArg(options::OPT_emit_llvm) || |
| 1187 | Args.hasFlag(options::OPT_flto, options::OPT_fno_lto, false)) |
| 1188 | return true; |
| 1189 | |
| 1190 | // Check for -O4. |
| 1191 | if (const Arg *A = Args.getLastArg(options::OPT_O_Group)) |
| 1192 | return A->getOption().matches(options::OPT_O4); |
| 1193 | |
| 1194 | return false; |
| 1195 | } |
| 1196 | |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 1197 | void Driver::BuildJobs(Compilation &C) const { |
Daniel Dunbar | 8f25c79 | 2009-03-18 01:38:48 +0000 | [diff] [blame] | 1198 | llvm::PrettyStackTraceString CrashInfo("Building compilation jobs"); |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1199 | |
| 1200 | Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o); |
| 1201 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1202 | // It is an error to provide a -o option if we are making multiple output |
| 1203 | // files. |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1204 | if (FinalOutput) { |
| 1205 | unsigned NumOutputs = 0; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1206 | for (ActionList::const_iterator it = C.getActions().begin(), |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 1207 | ie = C.getActions().end(); it != ie; ++it) |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1208 | if ((*it)->getType() != types::TY_Nothing) |
| 1209 | ++NumOutputs; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1210 | |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1211 | if (NumOutputs > 1) { |
| 1212 | Diag(clang::diag::err_drv_output_argument_with_multiple_files); |
| 1213 | FinalOutput = 0; |
| 1214 | } |
| 1215 | } |
| 1216 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1217 | for (ActionList::const_iterator it = C.getActions().begin(), |
Daniel Dunbar | 2154923 | 2009-03-18 02:55:38 +0000 | [diff] [blame] | 1218 | ie = C.getActions().end(); it != ie; ++it) { |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1219 | Action *A = *it; |
| 1220 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1221 | // If we are linking an image for multiple archs then the linker wants |
| 1222 | // -arch_multiple and -final_output <final image name>. Unfortunately, this |
| 1223 | // doesn't fit in cleanly because we have to pass this information down. |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1224 | // |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1225 | // FIXME: This is a hack; find a cleaner way to integrate this into the |
| 1226 | // process. |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1227 | const char *LinkingOutput = 0; |
Daniel Dunbar | d7b88c2 | 2009-03-26 16:12:09 +0000 | [diff] [blame] | 1228 | if (isa<LipoJobAction>(A)) { |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1229 | if (FinalOutput) |
| 1230 | LinkingOutput = FinalOutput->getValue(C.getArgs()); |
| 1231 | else |
| 1232 | LinkingOutput = DefaultImageName.c_str(); |
| 1233 | } |
| 1234 | |
| 1235 | InputInfo II; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1236 | BuildJobsForAction(C, A, &C.getDefaultToolChain(), |
Daniel Dunbar | 4954018 | 2009-09-09 18:36:01 +0000 | [diff] [blame] | 1237 | /*BoundArch*/0, |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1238 | /*AtTopLevel*/ true, |
| 1239 | /*LinkingOutput*/ LinkingOutput, |
| 1240 | II); |
| 1241 | } |
Daniel Dunbar | 586dc23 | 2009-03-16 06:42:30 +0000 | [diff] [blame] | 1242 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1243 | // If the user passed -Qunused-arguments or there were errors, don't warn |
| 1244 | // about any unused arguments. |
Argyrios Kyrtzidis | be3aab6 | 2010-11-18 21:47:07 +0000 | [diff] [blame] | 1245 | if (Diags.hasErrorOccurred() || |
Daniel Dunbar | 1e23f5f | 2009-04-07 19:04:18 +0000 | [diff] [blame] | 1246 | C.getArgs().hasArg(options::OPT_Qunused_arguments)) |
Daniel Dunbar | af2e4ba | 2009-03-18 18:03:46 +0000 | [diff] [blame] | 1247 | return; |
| 1248 | |
Daniel Dunbar | a2094e7 | 2009-03-29 22:24:54 +0000 | [diff] [blame] | 1249 | // Claim -### here. |
| 1250 | (void) C.getArgs().hasArg(options::OPT__HASH_HASH_HASH); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1251 | |
Daniel Dunbar | 586dc23 | 2009-03-16 06:42:30 +0000 | [diff] [blame] | 1252 | for (ArgList::const_iterator it = C.getArgs().begin(), ie = C.getArgs().end(); |
| 1253 | it != ie; ++it) { |
| 1254 | Arg *A = *it; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1255 | |
Daniel Dunbar | 586dc23 | 2009-03-16 06:42:30 +0000 | [diff] [blame] | 1256 | // FIXME: It would be nice to be able to send the argument to the |
David Blaikie | d6471f7 | 2011-09-25 23:23:43 +0000 | [diff] [blame] | 1257 | // DiagnosticsEngine, so that extra values, position, and so on could be |
| 1258 | // printed. |
Daniel Dunbar | 4f53b29 | 2009-04-04 00:52:26 +0000 | [diff] [blame] | 1259 | if (!A->isClaimed()) { |
Daniel Dunbar | 1e23f5f | 2009-04-07 19:04:18 +0000 | [diff] [blame] | 1260 | if (A->getOption().hasNoArgumentUnused()) |
| 1261 | continue; |
| 1262 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1263 | // Suppress the warning automatically if this is just a flag, and it is an |
| 1264 | // instance of an argument we already claimed. |
Daniel Dunbar | 4f53b29 | 2009-04-04 00:52:26 +0000 | [diff] [blame] | 1265 | const Option &Opt = A->getOption(); |
| 1266 | if (isa<FlagOption>(Opt)) { |
| 1267 | bool DuplicateClaimed = false; |
| 1268 | |
Daniel Dunbar | cdd9686 | 2009-11-25 11:53:23 +0000 | [diff] [blame] | 1269 | for (arg_iterator it = C.getArgs().filtered_begin(&Opt), |
| 1270 | ie = C.getArgs().filtered_end(); it != ie; ++it) { |
| 1271 | if ((*it)->isClaimed()) { |
Daniel Dunbar | 4f53b29 | 2009-04-04 00:52:26 +0000 | [diff] [blame] | 1272 | DuplicateClaimed = true; |
| 1273 | break; |
| 1274 | } |
| 1275 | } |
| 1276 | |
| 1277 | if (DuplicateClaimed) |
| 1278 | continue; |
| 1279 | } |
| 1280 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1281 | Diag(clang::diag::warn_drv_unused_argument) |
Daniel Dunbar | 38dd3d5 | 2009-03-20 06:14:23 +0000 | [diff] [blame] | 1282 | << A->getAsString(C.getArgs()); |
Daniel Dunbar | 4f53b29 | 2009-04-04 00:52:26 +0000 | [diff] [blame] | 1283 | } |
Daniel Dunbar | 586dc23 | 2009-03-16 06:42:30 +0000 | [diff] [blame] | 1284 | } |
Daniel Dunbar | 57b704d | 2009-03-13 22:12:33 +0000 | [diff] [blame] | 1285 | } |
| 1286 | |
Daniel Dunbar | 8767cbc | 2010-02-03 03:07:56 +0000 | [diff] [blame] | 1287 | static const Tool &SelectToolForJob(Compilation &C, const ToolChain *TC, |
| 1288 | const JobAction *JA, |
| 1289 | const ActionList *&Inputs) { |
| 1290 | const Tool *ToolForJob = 0; |
| 1291 | |
| 1292 | // See if we should look for a compiler with an integrated assembler. We match |
| 1293 | // bottom up, so what we are actually looking for is an assembler job with a |
| 1294 | // compiler input. |
Daniel Dunbar | eb840bd | 2010-05-14 02:03:00 +0000 | [diff] [blame] | 1295 | |
Daniel Dunbar | eb840bd | 2010-05-14 02:03:00 +0000 | [diff] [blame] | 1296 | if (C.getArgs().hasFlag(options::OPT_integrated_as, |
Bob Wilson | 1a1764b | 2011-10-30 00:20:28 +0000 | [diff] [blame] | 1297 | options::OPT_no_integrated_as, |
| 1298 | TC->IsIntegratedAssemblerDefault()) && |
Daniel Dunbar | 8767cbc | 2010-02-03 03:07:56 +0000 | [diff] [blame] | 1299 | !C.getArgs().hasArg(options::OPT_save_temps) && |
| 1300 | isa<AssembleJobAction>(JA) && |
| 1301 | Inputs->size() == 1 && isa<CompileJobAction>(*Inputs->begin())) { |
Daniel Dunbar | ac0659a | 2011-03-18 20:14:00 +0000 | [diff] [blame] | 1302 | const Tool &Compiler = TC->SelectTool( |
| 1303 | C, cast<JobAction>(**Inputs->begin()), (*Inputs)[0]->getInputs()); |
Daniel Dunbar | 8767cbc | 2010-02-03 03:07:56 +0000 | [diff] [blame] | 1304 | if (Compiler.hasIntegratedAssembler()) { |
| 1305 | Inputs = &(*Inputs)[0]->getInputs(); |
| 1306 | ToolForJob = &Compiler; |
| 1307 | } |
| 1308 | } |
| 1309 | |
| 1310 | // Otherwise use the tool for the current job. |
| 1311 | if (!ToolForJob) |
Daniel Dunbar | ac0659a | 2011-03-18 20:14:00 +0000 | [diff] [blame] | 1312 | ToolForJob = &TC->SelectTool(C, *JA, *Inputs); |
Daniel Dunbar | 8767cbc | 2010-02-03 03:07:56 +0000 | [diff] [blame] | 1313 | |
| 1314 | // See if we should use an integrated preprocessor. We do so when we have |
| 1315 | // exactly one input, since this is the only use case we care about |
| 1316 | // (irrelevant since we don't support combine yet). |
| 1317 | if (Inputs->size() == 1 && isa<PreprocessJobAction>(*Inputs->begin()) && |
| 1318 | !C.getArgs().hasArg(options::OPT_no_integrated_cpp) && |
| 1319 | !C.getArgs().hasArg(options::OPT_traditional_cpp) && |
| 1320 | !C.getArgs().hasArg(options::OPT_save_temps) && |
| 1321 | ToolForJob->hasIntegratedCPP()) |
| 1322 | Inputs = &(*Inputs)[0]->getInputs(); |
| 1323 | |
| 1324 | return *ToolForJob; |
| 1325 | } |
| 1326 | |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1327 | void Driver::BuildJobsForAction(Compilation &C, |
| 1328 | const Action *A, |
| 1329 | const ToolChain *TC, |
Daniel Dunbar | 4954018 | 2009-09-09 18:36:01 +0000 | [diff] [blame] | 1330 | const char *BoundArch, |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1331 | bool AtTopLevel, |
| 1332 | const char *LinkingOutput, |
| 1333 | InputInfo &Result) const { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1334 | llvm::PrettyStackTraceString CrashInfo("Building compilation jobs"); |
Daniel Dunbar | 60ccc76 | 2009-03-18 23:18:19 +0000 | [diff] [blame] | 1335 | |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1336 | if (const InputAction *IA = dyn_cast<InputAction>(A)) { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1337 | // FIXME: It would be nice to not claim this here; maybe the old scheme of |
| 1338 | // just using Args was better? |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 1339 | const Arg &Input = IA->getInputArg(); |
| 1340 | Input.claim(); |
Daniel Dunbar | 532c1ec | 2010-06-09 22:31:08 +0000 | [diff] [blame] | 1341 | if (Input.getOption().matches(options::OPT_INPUT)) { |
Daniel Dunbar | 115a792 | 2009-03-19 07:29:38 +0000 | [diff] [blame] | 1342 | const char *Name = Input.getValue(C.getArgs()); |
| 1343 | Result = InputInfo(Name, A->getType(), Name); |
| 1344 | } else |
| 1345 | Result = InputInfo(&Input, A->getType(), ""); |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1346 | return; |
| 1347 | } |
| 1348 | |
| 1349 | if (const BindArchAction *BAA = dyn_cast<BindArchAction>(A)) { |
Chad Rosier | 4e47dee | 2012-04-27 16:50:38 +0000 | [diff] [blame^] | 1350 | const ToolChain *TC; |
Chad Rosier | 1dcfe34 | 2012-04-27 16:48:16 +0000 | [diff] [blame] | 1351 | const char *ArchName = BAA->getArchName(); |
Daniel Dunbar | d7502d0 | 2009-09-08 23:37:19 +0000 | [diff] [blame] | 1352 | |
Chad Rosier | 1dcfe34 | 2012-04-27 16:48:16 +0000 | [diff] [blame] | 1353 | if (ArchName) |
| 1354 | TC = &getToolChain(C.getArgs(), ArchName); |
Chad Rosier | 4e47dee | 2012-04-27 16:50:38 +0000 | [diff] [blame^] | 1355 | else |
| 1356 | TC = &C.getDefaultToolChain(); |
Daniel Dunbar | d7502d0 | 2009-09-08 23:37:19 +0000 | [diff] [blame] | 1357 | |
Daniel Dunbar | 4954018 | 2009-09-09 18:36:01 +0000 | [diff] [blame] | 1358 | BuildJobsForAction(C, *BAA->begin(), TC, BAA->getArchName(), |
Daniel Dunbar | e434125 | 2010-08-02 02:38:12 +0000 | [diff] [blame] | 1359 | AtTopLevel, LinkingOutput, Result); |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1360 | return; |
| 1361 | } |
| 1362 | |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1363 | const ActionList *Inputs = &A->getInputs(); |
Daniel Dunbar | 8767cbc | 2010-02-03 03:07:56 +0000 | [diff] [blame] | 1364 | |
| 1365 | const JobAction *JA = cast<JobAction>(A); |
| 1366 | const Tool &T = SelectToolForJob(C, TC, JA, Inputs); |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1367 | |
| 1368 | // Only use pipes when there is exactly one input. |
Daniel Dunbar | 47ac7d2 | 2009-03-18 06:00:36 +0000 | [diff] [blame] | 1369 | InputInfoList InputInfos; |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1370 | for (ActionList::const_iterator it = Inputs->begin(), ie = Inputs->end(); |
| 1371 | it != ie; ++it) { |
Daniel Dunbar | be1cc3e | 2010-06-04 18:28:41 +0000 | [diff] [blame] | 1372 | // Treat dsymutil sub-jobs as being at the top-level too, they shouldn't get |
| 1373 | // temporary output names. |
| 1374 | // |
| 1375 | // FIXME: Clean this up. |
| 1376 | bool SubJobAtTopLevel = false; |
| 1377 | if (AtTopLevel && isa<DsymutilJobAction>(A)) |
| 1378 | SubJobAtTopLevel = true; |
| 1379 | |
Eric Christopher | f857186 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 1380 | // Also treat verify sub-jobs as being at the top-level. They don't |
| 1381 | // produce any output and so don't need temporary output names. |
| 1382 | if (AtTopLevel && isa<VerifyJobAction>(A)) |
| 1383 | SubJobAtTopLevel = true; |
| 1384 | |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1385 | InputInfo II; |
Daniel Dunbar | e434125 | 2010-08-02 02:38:12 +0000 | [diff] [blame] | 1386 | BuildJobsForAction(C, *it, TC, BoundArch, |
Daniel Dunbar | be1cc3e | 2010-06-04 18:28:41 +0000 | [diff] [blame] | 1387 | SubJobAtTopLevel, LinkingOutput, II); |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1388 | InputInfos.push_back(II); |
| 1389 | } |
| 1390 | |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1391 | // Always use the first input as the base input. |
| 1392 | const char *BaseInput = InputInfos[0].getBaseInput(); |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1393 | |
Daniel Dunbar | be1cc3e | 2010-06-04 18:28:41 +0000 | [diff] [blame] | 1394 | // ... except dsymutil actions, which use their actual input as the base |
| 1395 | // input. |
| 1396 | if (JA->getType() == types::TY_dSYM) |
| 1397 | BaseInput = InputInfos[0].getFilename(); |
| 1398 | |
Daniel Dunbar | 9b18cca | 2010-08-02 02:38:15 +0000 | [diff] [blame] | 1399 | // Determine the place to write output to, if any. |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1400 | if (JA->getType() == types::TY_Nothing) { |
Daniel Dunbar | 5c3c1d7 | 2009-03-17 22:47:06 +0000 | [diff] [blame] | 1401 | Result = InputInfo(A->getType(), BaseInput); |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1402 | } else { |
Daniel Dunbar | 5c3c1d7 | 2009-03-17 22:47:06 +0000 | [diff] [blame] | 1403 | Result = InputInfo(GetNamedOutputPath(C, *JA, BaseInput, AtTopLevel), |
| 1404 | A->getType(), BaseInput); |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1405 | } |
| 1406 | |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 1407 | if (CCCPrintBindings && !CCGenDiagnostics) { |
Daniel Dunbar | cd8e4c4 | 2009-03-30 06:36:42 +0000 | [diff] [blame] | 1408 | llvm::errs() << "# \"" << T.getToolChain().getTripleString() << '"' |
| 1409 | << " - \"" << T.getName() << "\", inputs: ["; |
Daniel Dunbar | 5c3c1d7 | 2009-03-17 22:47:06 +0000 | [diff] [blame] | 1410 | for (unsigned i = 0, e = InputInfos.size(); i != e; ++i) { |
| 1411 | llvm::errs() << InputInfos[i].getAsString(); |
| 1412 | if (i + 1 != e) |
| 1413 | llvm::errs() << ", "; |
| 1414 | } |
| 1415 | llvm::errs() << "], output: " << Result.getAsString() << "\n"; |
| 1416 | } else { |
Daniel Dunbar | 2fe238e | 2010-08-02 02:38:28 +0000 | [diff] [blame] | 1417 | T.ConstructJob(C, *JA, Result, InputInfos, |
Daniel Dunbar | 4954018 | 2009-09-09 18:36:01 +0000 | [diff] [blame] | 1418 | C.getArgsForToolChain(TC, BoundArch), LinkingOutput); |
Daniel Dunbar | 5c3c1d7 | 2009-03-17 22:47:06 +0000 | [diff] [blame] | 1419 | } |
Daniel Dunbar | f353c8c | 2009-03-16 06:56:51 +0000 | [diff] [blame] | 1420 | } |
| 1421 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1422 | const char *Driver::GetNamedOutputPath(Compilation &C, |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1423 | const JobAction &JA, |
| 1424 | const char *BaseInput, |
| 1425 | bool AtTopLevel) const { |
Daniel Dunbar | 8f25c79 | 2009-03-18 01:38:48 +0000 | [diff] [blame] | 1426 | llvm::PrettyStackTraceString CrashInfo("Computing output path"); |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1427 | // Output to a user requested destination? |
Eric Christopher | f857186 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 1428 | if (AtTopLevel && !isa<DsymutilJobAction>(JA) && |
| 1429 | !isa<VerifyJobAction>(JA)) { |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1430 | if (Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o)) |
| 1431 | return C.addResultFile(FinalOutput->getValue(C.getArgs())); |
| 1432 | } |
| 1433 | |
Nick Lewycky | bfd2124 | 2010-09-24 00:46:53 +0000 | [diff] [blame] | 1434 | // Default to writing to stdout? |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 1435 | if (AtTopLevel && isa<PreprocessJobAction>(JA) && !CCGenDiagnostics) |
Nick Lewycky | bfd2124 | 2010-09-24 00:46:53 +0000 | [diff] [blame] | 1436 | return "-"; |
| 1437 | |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1438 | // Output to a temporary file? |
Chad Rosier | 2b81910 | 2011-08-02 17:58:04 +0000 | [diff] [blame] | 1439 | if ((!AtTopLevel && !C.getArgs().hasArg(options::OPT_save_temps)) || |
| 1440 | CCGenDiagnostics) { |
Chad Rosier | f43b5e8 | 2011-08-26 22:27:02 +0000 | [diff] [blame] | 1441 | StringRef Name = llvm::sys::path::filename(BaseInput); |
| 1442 | std::pair<StringRef, StringRef> Split = Name.split('.'); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1443 | std::string TmpName = |
Chad Rosier | f43b5e8 | 2011-08-26 22:27:02 +0000 | [diff] [blame] | 1444 | GetTemporaryPath(Split.first, types::getTypeTempSuffix(JA.getType())); |
Daniel Dunbar | 214399e | 2009-03-18 19:34:39 +0000 | [diff] [blame] | 1445 | return C.addTempFile(C.getArgs().MakeArgString(TmpName.c_str())); |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1446 | } |
| 1447 | |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 1448 | SmallString<128> BasePath(BaseInput); |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 1449 | StringRef BaseName; |
Daniel Dunbar | 59f9046 | 2011-03-25 18:16:51 +0000 | [diff] [blame] | 1450 | |
| 1451 | // Dsymutil actions should use the full path. |
Eric Christopher | f857186 | 2011-08-23 17:56:55 +0000 | [diff] [blame] | 1452 | if (isa<DsymutilJobAction>(JA) || isa<VerifyJobAction>(JA)) |
Daniel Dunbar | 59f9046 | 2011-03-25 18:16:51 +0000 | [diff] [blame] | 1453 | BaseName = BasePath; |
| 1454 | else |
| 1455 | BaseName = llvm::sys::path::filename(BasePath); |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1456 | |
| 1457 | // Determine what the derived output name should be. |
| 1458 | const char *NamedOutput; |
| 1459 | if (JA.getType() == types::TY_Image) { |
| 1460 | NamedOutput = DefaultImageName.c_str(); |
| 1461 | } else { |
| 1462 | const char *Suffix = types::getTypeTempSuffix(JA.getType()); |
| 1463 | assert(Suffix && "All types used for output should have a suffix."); |
| 1464 | |
| 1465 | std::string::size_type End = std::string::npos; |
| 1466 | if (!types::appendSuffixForType(JA.getType())) |
| 1467 | End = BaseName.rfind('.'); |
| 1468 | std::string Suffixed(BaseName.substr(0, End)); |
| 1469 | Suffixed += '.'; |
| 1470 | Suffixed += Suffix; |
| 1471 | NamedOutput = C.getArgs().MakeArgString(Suffixed.c_str()); |
| 1472 | } |
| 1473 | |
Chad Rosier | 61ada0a | 2012-04-20 20:05:08 +0000 | [diff] [blame] | 1474 | // If we're saving temps and the temp file conflicts with the input file, |
| 1475 | // then avoid overwriting input file. |
Chad Rosier | 3e4d109 | 2011-07-15 21:54:29 +0000 | [diff] [blame] | 1476 | if (!AtTopLevel && C.getArgs().hasArg(options::OPT_save_temps) && |
Chad Rosier | fe87fc7 | 2011-08-26 21:28:44 +0000 | [diff] [blame] | 1477 | NamedOutput == BaseName) { |
Chad Rosier | 61ada0a | 2012-04-20 20:05:08 +0000 | [diff] [blame] | 1478 | |
| 1479 | bool SameFile = false; |
| 1480 | SmallString<256> Result; |
| 1481 | llvm::sys::fs::current_path(Result); |
| 1482 | llvm::sys::path::append(Result, BaseName); |
| 1483 | llvm::sys::fs::equivalent(BaseInput, Result.c_str(), SameFile); |
| 1484 | // Must share the same path to conflict. |
| 1485 | if (SameFile) { |
| 1486 | StringRef Name = llvm::sys::path::filename(BaseInput); |
| 1487 | std::pair<StringRef, StringRef> Split = Name.split('.'); |
| 1488 | std::string TmpName = |
| 1489 | GetTemporaryPath(Split.first, types::getTypeTempSuffix(JA.getType())); |
| 1490 | return C.addTempFile(C.getArgs().MakeArgString(TmpName.c_str())); |
| 1491 | } |
Chad Rosier | 3e4d109 | 2011-07-15 21:54:29 +0000 | [diff] [blame] | 1492 | } |
| 1493 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1494 | // As an annoying special case, PCH generation doesn't strip the pathname. |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1495 | if (JA.getType() == types::TY_PCH) { |
Michael J. Spencer | 472ccff | 2010-12-18 00:19:12 +0000 | [diff] [blame] | 1496 | llvm::sys::path::remove_filename(BasePath); |
| 1497 | if (BasePath.empty()) |
Daniel Dunbar | 56c5594 | 2009-03-18 09:58:30 +0000 | [diff] [blame] | 1498 | BasePath = NamedOutput; |
| 1499 | else |
Michael J. Spencer | 472ccff | 2010-12-18 00:19:12 +0000 | [diff] [blame] | 1500 | llvm::sys::path::append(BasePath, NamedOutput); |
Daniel Dunbar | 441d060 | 2009-03-17 17:53:55 +0000 | [diff] [blame] | 1501 | return C.addResultFile(C.getArgs().MakeArgString(BasePath.c_str())); |
| 1502 | } else { |
| 1503 | return C.addResultFile(NamedOutput); |
| 1504 | } |
| 1505 | } |
| 1506 | |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 1507 | std::string Driver::GetFilePath(const char *Name, const ToolChain &TC) const { |
Chandler Carruth | 48ad609 | 2010-03-22 01:52:07 +0000 | [diff] [blame] | 1508 | // Respect a limited subset of the '-Bprefix' functionality in GCC by |
| 1509 | // attempting to use this prefix when lokup up program paths. |
Benjamin Kramer | 09982ce | 2011-02-08 20:31:42 +0000 | [diff] [blame] | 1510 | for (Driver::prefix_list::const_iterator it = PrefixDirs.begin(), |
| 1511 | ie = PrefixDirs.end(); it != ie; ++it) { |
Joerg Sonnenberger | 8ab2bdc | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 1512 | std::string Dir(*it); |
| 1513 | if (Dir.empty()) |
| 1514 | continue; |
| 1515 | if (Dir[0] == '=') |
| 1516 | Dir = SysRoot + Dir.substr(1); |
| 1517 | llvm::sys::Path P(Dir); |
Chandler Carruth | 48ad609 | 2010-03-22 01:52:07 +0000 | [diff] [blame] | 1518 | P.appendComponent(Name); |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 1519 | bool Exists; |
| 1520 | if (!llvm::sys::fs::exists(P.str(), Exists) && Exists) |
Chandler Carruth | 48ad609 | 2010-03-22 01:52:07 +0000 | [diff] [blame] | 1521 | return P.str(); |
| 1522 | } |
| 1523 | |
Peter Collingbourne | 41ee7a3 | 2011-09-06 02:08:31 +0000 | [diff] [blame] | 1524 | llvm::sys::Path P(ResourceDir); |
| 1525 | P.appendComponent(Name); |
| 1526 | bool Exists; |
| 1527 | if (!llvm::sys::fs::exists(P.str(), Exists) && Exists) |
| 1528 | return P.str(); |
| 1529 | |
Daniel Dunbar | 0edefeb | 2009-03-18 20:26:19 +0000 | [diff] [blame] | 1530 | const ToolChain::path_list &List = TC.getFilePaths(); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1531 | for (ToolChain::path_list::const_iterator |
Daniel Dunbar | 0edefeb | 2009-03-18 20:26:19 +0000 | [diff] [blame] | 1532 | it = List.begin(), ie = List.end(); it != ie; ++it) { |
Joerg Sonnenberger | 8ab2bdc | 2011-03-21 13:51:29 +0000 | [diff] [blame] | 1533 | std::string Dir(*it); |
| 1534 | if (Dir.empty()) |
| 1535 | continue; |
| 1536 | if (Dir[0] == '=') |
| 1537 | Dir = SysRoot + Dir.substr(1); |
| 1538 | llvm::sys::Path P(Dir); |
Daniel Dunbar | 0edefeb | 2009-03-18 20:26:19 +0000 | [diff] [blame] | 1539 | P.appendComponent(Name); |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 1540 | bool Exists; |
| 1541 | if (!llvm::sys::fs::exists(P.str(), Exists) && Exists) |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 1542 | return P.str(); |
Daniel Dunbar | 0edefeb | 2009-03-18 20:26:19 +0000 | [diff] [blame] | 1543 | } |
| 1544 | |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 1545 | return Name; |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 1546 | } |
| 1547 | |
David Chisnall | 5adcec1 | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 1548 | static bool isPathExecutable(llvm::sys::Path &P, bool WantFile) { |
| 1549 | bool Exists; |
| 1550 | return (WantFile ? !llvm::sys::fs::exists(P.str(), Exists) && Exists |
| 1551 | : P.canExecute()); |
| 1552 | } |
| 1553 | |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 1554 | std::string Driver::GetProgramPath(const char *Name, const ToolChain &TC, |
| 1555 | bool WantFile) const { |
Joerg Sonnenberger | 8a988c3 | 2012-02-22 19:15:16 +0000 | [diff] [blame] | 1556 | // FIXME: Needs a better variable than DefaultTargetTriple |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1557 | std::string TargetSpecificExecutable(DefaultTargetTriple + "-" + Name); |
Chandler Carruth | 48ad609 | 2010-03-22 01:52:07 +0000 | [diff] [blame] | 1558 | // Respect a limited subset of the '-Bprefix' functionality in GCC by |
| 1559 | // attempting to use this prefix when lokup up program paths. |
Benjamin Kramer | 09982ce | 2011-02-08 20:31:42 +0000 | [diff] [blame] | 1560 | for (Driver::prefix_list::const_iterator it = PrefixDirs.begin(), |
| 1561 | ie = PrefixDirs.end(); it != ie; ++it) { |
| 1562 | llvm::sys::Path P(*it); |
David Chisnall | 5adcec1 | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 1563 | P.appendComponent(TargetSpecificExecutable); |
| 1564 | if (isPathExecutable(P, WantFile)) return P.str(); |
| 1565 | P.eraseComponent(); |
Chandler Carruth | 48ad609 | 2010-03-22 01:52:07 +0000 | [diff] [blame] | 1566 | P.appendComponent(Name); |
David Chisnall | 5adcec1 | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 1567 | if (isPathExecutable(P, WantFile)) return P.str(); |
Chandler Carruth | 48ad609 | 2010-03-22 01:52:07 +0000 | [diff] [blame] | 1568 | } |
| 1569 | |
Daniel Dunbar | 0edefeb | 2009-03-18 20:26:19 +0000 | [diff] [blame] | 1570 | const ToolChain::path_list &List = TC.getProgramPaths(); |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1571 | for (ToolChain::path_list::const_iterator |
Daniel Dunbar | 0edefeb | 2009-03-18 20:26:19 +0000 | [diff] [blame] | 1572 | it = List.begin(), ie = List.end(); it != ie; ++it) { |
| 1573 | llvm::sys::Path P(*it); |
David Chisnall | 5adcec1 | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 1574 | P.appendComponent(TargetSpecificExecutable); |
| 1575 | if (isPathExecutable(P, WantFile)) return P.str(); |
| 1576 | P.eraseComponent(); |
Daniel Dunbar | 0edefeb | 2009-03-18 20:26:19 +0000 | [diff] [blame] | 1577 | P.appendComponent(Name); |
David Chisnall | 5adcec1 | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 1578 | if (isPathExecutable(P, WantFile)) return P.str(); |
Daniel Dunbar | 0edefeb | 2009-03-18 20:26:19 +0000 | [diff] [blame] | 1579 | } |
| 1580 | |
Daniel Dunbar | c50b00d | 2009-03-23 16:15:50 +0000 | [diff] [blame] | 1581 | // If all else failed, search the path. |
David Chisnall | 5adcec1 | 2011-09-27 22:03:18 +0000 | [diff] [blame] | 1582 | llvm::sys::Path |
| 1583 | P(llvm::sys::Program::FindProgramByName(TargetSpecificExecutable)); |
| 1584 | if (!P.empty()) |
| 1585 | return P.str(); |
| 1586 | |
Benjamin Kramer | 7ca2684 | 2011-09-28 05:33:02 +0000 | [diff] [blame] | 1587 | P = llvm::sys::Path(llvm::sys::Program::FindProgramByName(Name)); |
Daniel Dunbar | 632f50e | 2009-03-18 21:34:08 +0000 | [diff] [blame] | 1588 | if (!P.empty()) |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 1589 | return P.str(); |
Daniel Dunbar | 632f50e | 2009-03-18 21:34:08 +0000 | [diff] [blame] | 1590 | |
Daniel Dunbar | 5ed34f4 | 2009-09-09 22:33:00 +0000 | [diff] [blame] | 1591 | return Name; |
Daniel Dunbar | cb88167 | 2009-03-13 00:51:18 +0000 | [diff] [blame] | 1592 | } |
| 1593 | |
Chad Rosier | f43b5e8 | 2011-08-26 22:27:02 +0000 | [diff] [blame] | 1594 | std::string Driver::GetTemporaryPath(StringRef Prefix, const char *Suffix) |
Chad Rosier | fe87fc7 | 2011-08-26 21:28:44 +0000 | [diff] [blame] | 1595 | const { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1596 | // FIXME: This is lame; sys::Path should provide this function (in particular, |
| 1597 | // it should know how to find the temporary files dir). |
Daniel Dunbar | 214399e | 2009-03-18 19:34:39 +0000 | [diff] [blame] | 1598 | std::string Error; |
Daniel Dunbar | b03417f | 2009-04-20 20:28:21 +0000 | [diff] [blame] | 1599 | const char *TmpDir = ::getenv("TMPDIR"); |
| 1600 | if (!TmpDir) |
| 1601 | TmpDir = ::getenv("TEMP"); |
| 1602 | if (!TmpDir) |
Daniel Dunbar | 3ca7ee9 | 2009-04-21 00:25:10 +0000 | [diff] [blame] | 1603 | TmpDir = ::getenv("TMP"); |
| 1604 | if (!TmpDir) |
Daniel Dunbar | b03417f | 2009-04-20 20:28:21 +0000 | [diff] [blame] | 1605 | TmpDir = "/tmp"; |
| 1606 | llvm::sys::Path P(TmpDir); |
Chad Rosier | fe87fc7 | 2011-08-26 21:28:44 +0000 | [diff] [blame] | 1607 | P.appendComponent(Prefix); |
Daniel Dunbar | 214399e | 2009-03-18 19:34:39 +0000 | [diff] [blame] | 1608 | if (P.makeUnique(false, &Error)) { |
| 1609 | Diag(clang::diag::err_drv_unable_to_make_temp) << Error; |
| 1610 | return ""; |
| 1611 | } |
| 1612 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1613 | // FIXME: Grumble, makeUnique sometimes leaves the file around!? PR3837. |
Daniel Dunbar | 84603bc | 2009-03-18 23:08:52 +0000 | [diff] [blame] | 1614 | P.eraseFromDisk(false, 0); |
| 1615 | |
Daniel Dunbar | 214399e | 2009-03-18 19:34:39 +0000 | [diff] [blame] | 1616 | P.appendSuffix(Suffix); |
Chris Lattner | d57a7ef | 2009-08-23 22:45:33 +0000 | [diff] [blame] | 1617 | return P.str(); |
Daniel Dunbar | 214399e | 2009-03-18 19:34:39 +0000 | [diff] [blame] | 1618 | } |
| 1619 | |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1620 | /// \brief Compute target triple from args. |
| 1621 | /// |
| 1622 | /// This routine provides the logic to compute a target triple from various |
| 1623 | /// args passed to the driver and the default triple string. |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1624 | static llvm::Triple computeTargetTriple(StringRef DefaultTargetTriple, |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1625 | const ArgList &Args, |
| 1626 | StringRef DarwinArchName) { |
Joerg Sonnenberger | 8a988c3 | 2012-02-22 19:15:16 +0000 | [diff] [blame] | 1627 | // FIXME: Already done in Compilation *Driver::BuildCompilation |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1628 | if (const Arg *A = Args.getLastArg(options::OPT_target)) |
| 1629 | DefaultTargetTriple = A->getValue(Args); |
| 1630 | |
| 1631 | llvm::Triple Target(llvm::Triple::normalize(DefaultTargetTriple)); |
Chris Lattner | 3a47c4e | 2010-03-04 21:07:38 +0000 | [diff] [blame] | 1632 | |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1633 | // Handle Darwin-specific options available here. |
| 1634 | if (Target.isOSDarwin()) { |
| 1635 | // If an explict Darwin arch name is given, that trumps all. |
| 1636 | if (!DarwinArchName.empty()) { |
| 1637 | Target.setArch( |
| 1638 | llvm::Triple::getArchTypeForDarwinArchName(DarwinArchName)); |
| 1639 | return Target; |
| 1640 | } |
| 1641 | |
| 1642 | // Handle the Darwin '-arch' flag. |
| 1643 | if (Arg *A = Args.getLastArg(options::OPT_arch)) { |
| 1644 | llvm::Triple::ArchType DarwinArch |
| 1645 | = llvm::Triple::getArchTypeForDarwinArchName(A->getValue(Args)); |
| 1646 | if (DarwinArch != llvm::Triple::UnknownArch) |
| 1647 | Target.setArch(DarwinArch); |
| 1648 | } |
Daniel Dunbar | cb8ab23 | 2009-05-22 02:53:45 +0000 | [diff] [blame] | 1649 | } |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1650 | |
| 1651 | // Skip further flag support on OSes which don't support '-m32' or '-m64'. |
| 1652 | if (Target.getArchName() == "tce" || |
| 1653 | Target.getOS() == llvm::Triple::AuroraUX || |
| 1654 | Target.getOS() == llvm::Triple::Minix) |
| 1655 | return Target; |
| 1656 | |
| 1657 | // Handle pseudo-target flags '-m32' and '-m64'. |
| 1658 | // FIXME: Should this information be in llvm::Triple? |
| 1659 | if (Arg *A = Args.getLastArg(options::OPT_m32, options::OPT_m64)) { |
| 1660 | if (A->getOption().matches(options::OPT_m32)) { |
| 1661 | if (Target.getArch() == llvm::Triple::x86_64) |
| 1662 | Target.setArch(llvm::Triple::x86); |
| 1663 | if (Target.getArch() == llvm::Triple::ppc64) |
| 1664 | Target.setArch(llvm::Triple::ppc); |
| 1665 | } else { |
| 1666 | if (Target.getArch() == llvm::Triple::x86) |
| 1667 | Target.setArch(llvm::Triple::x86_64); |
| 1668 | if (Target.getArch() == llvm::Triple::ppc) |
| 1669 | Target.setArch(llvm::Triple::ppc64); |
| 1670 | } |
| 1671 | } |
| 1672 | |
| 1673 | return Target; |
| 1674 | } |
| 1675 | |
| 1676 | const ToolChain &Driver::getToolChain(const ArgList &Args, |
| 1677 | StringRef DarwinArchName) const { |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1678 | llvm::Triple Target = computeTargetTriple(DefaultTargetTriple, Args, |
| 1679 | DarwinArchName); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1680 | |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1681 | ToolChain *&TC = ToolChains[Target.str()]; |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1682 | if (!TC) { |
| 1683 | switch (Target.getOS()) { |
| 1684 | case llvm::Triple::AuroraUX: |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1685 | TC = new toolchains::AuroraUX(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1686 | break; |
| 1687 | case llvm::Triple::Darwin: |
| 1688 | case llvm::Triple::MacOSX: |
| 1689 | case llvm::Triple::IOS: |
| 1690 | if (Target.getArch() == llvm::Triple::x86 || |
| 1691 | Target.getArch() == llvm::Triple::x86_64 || |
| 1692 | Target.getArch() == llvm::Triple::arm || |
| 1693 | Target.getArch() == llvm::Triple::thumb) |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1694 | TC = new toolchains::DarwinClang(*this, Target); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1695 | else |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1696 | TC = new toolchains::Darwin_Generic_GCC(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1697 | break; |
| 1698 | case llvm::Triple::DragonFly: |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1699 | TC = new toolchains::DragonFly(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1700 | break; |
| 1701 | case llvm::Triple::OpenBSD: |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1702 | TC = new toolchains::OpenBSD(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1703 | break; |
| 1704 | case llvm::Triple::NetBSD: |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1705 | TC = new toolchains::NetBSD(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1706 | break; |
| 1707 | case llvm::Triple::FreeBSD: |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1708 | TC = new toolchains::FreeBSD(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1709 | break; |
| 1710 | case llvm::Triple::Minix: |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1711 | TC = new toolchains::Minix(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1712 | break; |
| 1713 | case llvm::Triple::Linux: |
Chandler Carruth | 1621e75 | 2012-01-25 21:03:58 +0000 | [diff] [blame] | 1714 | if (Target.getArch() == llvm::Triple::hexagon) |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1715 | TC = new toolchains::Hexagon_TC(*this, Target); |
Chandler Carruth | 1621e75 | 2012-01-25 21:03:58 +0000 | [diff] [blame] | 1716 | else |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1717 | TC = new toolchains::Linux(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1718 | break; |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 1719 | case llvm::Triple::Solaris: |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1720 | TC = new toolchains::Solaris(*this, Target, Args); |
David Chisnall | 31c4690 | 2012-02-15 13:39:01 +0000 | [diff] [blame] | 1721 | break; |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1722 | case llvm::Triple::Win32: |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1723 | TC = new toolchains::Windows(*this, Target); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1724 | break; |
| 1725 | case llvm::Triple::MinGW32: |
| 1726 | // FIXME: We need a MinGW toolchain. Fallthrough for now. |
| 1727 | default: |
| 1728 | // TCE is an OSless target |
| 1729 | if (Target.getArchName() == "tce") { |
Chandler Carruth | 1d16f0f | 2012-01-31 02:21:20 +0000 | [diff] [blame] | 1730 | TC = new toolchains::TCEToolChain(*this, Target); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1731 | break; |
| 1732 | } |
| 1733 | |
Rafael Espindola | 0e65959 | 2012-02-19 01:38:32 +0000 | [diff] [blame] | 1734 | TC = new toolchains::Generic_GCC(*this, Target, Args); |
Chandler Carruth | 18d7f3a | 2012-01-25 11:01:57 +0000 | [diff] [blame] | 1735 | break; |
| 1736 | } |
| 1737 | } |
| 1738 | return *TC; |
Daniel Dunbar | dd98e2c | 2009-03-10 23:41:59 +0000 | [diff] [blame] | 1739 | } |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1740 | |
| 1741 | bool Driver::ShouldUseClangCompiler(const Compilation &C, const JobAction &JA, |
Daniel Dunbar | a6046be | 2009-09-08 23:36:55 +0000 | [diff] [blame] | 1742 | const llvm::Triple &Triple) const { |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1743 | // Check if user requested no clang, or clang doesn't understand this type (we |
| 1744 | // only handle single inputs for now). |
Daniel Dunbar | 5915fbf | 2009-09-01 16:57:46 +0000 | [diff] [blame] | 1745 | if (!CCCUseClang || JA.size() != 1 || |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1746 | !types::isAcceptedByClang((*JA.begin())->getType())) |
| 1747 | return false; |
| 1748 | |
Daniel Dunbar | 0f99d2e | 2009-03-24 19:02:31 +0000 | [diff] [blame] | 1749 | // Otherwise make sure this is an action clang understands. |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1750 | if (isa<PreprocessJobAction>(JA)) { |
Daniel Dunbar | 6256d36 | 2009-03-24 19:14:56 +0000 | [diff] [blame] | 1751 | if (!CCCUseClangCPP) { |
| 1752 | Diag(clang::diag::warn_drv_not_using_clang_cpp); |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1753 | return false; |
Daniel Dunbar | 6256d36 | 2009-03-24 19:14:56 +0000 | [diff] [blame] | 1754 | } |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1755 | } else if (!isa<PrecompileJobAction>(JA) && !isa<CompileJobAction>(JA)) |
| 1756 | return false; |
| 1757 | |
Daniel Dunbar | 0f99d2e | 2009-03-24 19:02:31 +0000 | [diff] [blame] | 1758 | // Use clang for C++? |
Daniel Dunbar | 6256d36 | 2009-03-24 19:14:56 +0000 | [diff] [blame] | 1759 | if (!CCCUseClangCXX && types::isCXX((*JA.begin())->getType())) { |
| 1760 | Diag(clang::diag::warn_drv_not_using_clang_cxx); |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1761 | return false; |
Daniel Dunbar | 6256d36 | 2009-03-24 19:14:56 +0000 | [diff] [blame] | 1762 | } |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1763 | |
Daniel Dunbar | 6495250 | 2010-02-11 03:16:21 +0000 | [diff] [blame] | 1764 | // Always use clang for precompiling, AST generation, and rewriting, |
| 1765 | // regardless of archs. |
Daniel Dunbar | 6c6424b | 2010-06-07 23:28:45 +0000 | [diff] [blame] | 1766 | if (isa<PrecompileJobAction>(JA) || |
| 1767 | types::isOnlyAcceptedByClang(JA.getType())) |
Daniel Dunbar | fec26bd | 2009-04-16 23:10:13 +0000 | [diff] [blame] | 1768 | return true; |
| 1769 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1770 | // Finally, don't use clang if this isn't one of the user specified archs to |
| 1771 | // build. |
Daniel Dunbar | a6046be | 2009-09-08 23:36:55 +0000 | [diff] [blame] | 1772 | if (!CCCClangArchs.empty() && !CCCClangArchs.count(Triple.getArch())) { |
| 1773 | Diag(clang::diag::warn_drv_not_using_clang_arch) << Triple.getArchName(); |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1774 | return false; |
Daniel Dunbar | 6256d36 | 2009-03-24 19:14:56 +0000 | [diff] [blame] | 1775 | } |
Daniel Dunbar | af80e1f | 2009-03-24 18:57:02 +0000 | [diff] [blame] | 1776 | |
| 1777 | return true; |
| 1778 | } |
Daniel Dunbar | d73fe9b | 2009-03-26 15:58:36 +0000 | [diff] [blame] | 1779 | |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1780 | /// GetReleaseVersion - Parse (([0-9]+)(.([0-9]+)(.([0-9]+)?))?)? and return the |
| 1781 | /// grouped values as integers. Numbers which are not provided are set to 0. |
Daniel Dunbar | d73fe9b | 2009-03-26 15:58:36 +0000 | [diff] [blame] | 1782 | /// |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1783 | /// \return True if the entire string was parsed (9.2), or all groups were |
| 1784 | /// parsed (10.3.5extrastuff). |
| 1785 | bool Driver::GetReleaseVersion(const char *Str, unsigned &Major, |
Daniel Dunbar | d73fe9b | 2009-03-26 15:58:36 +0000 | [diff] [blame] | 1786 | unsigned &Minor, unsigned &Micro, |
| 1787 | bool &HadExtra) { |
| 1788 | HadExtra = false; |
| 1789 | |
| 1790 | Major = Minor = Micro = 0; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1791 | if (*Str == '\0') |
Daniel Dunbar | d73fe9b | 2009-03-26 15:58:36 +0000 | [diff] [blame] | 1792 | return true; |
| 1793 | |
| 1794 | char *End; |
| 1795 | Major = (unsigned) strtol(Str, &End, 10); |
| 1796 | if (*Str != '\0' && *End == '\0') |
| 1797 | return true; |
| 1798 | if (*End != '.') |
| 1799 | return false; |
Daniel Dunbar | a823183 | 2009-09-08 23:36:43 +0000 | [diff] [blame] | 1800 | |
Daniel Dunbar | d73fe9b | 2009-03-26 15:58:36 +0000 | [diff] [blame] | 1801 | Str = End+1; |
| 1802 | Minor = (unsigned) strtol(Str, &End, 10); |
| 1803 | if (*Str != '\0' && *End == '\0') |
| 1804 | return true; |
| 1805 | if (*End != '.') |
| 1806 | return false; |
| 1807 | |
| 1808 | Str = End+1; |
| 1809 | Micro = (unsigned) strtol(Str, &End, 10); |
| 1810 | if (*Str != '\0' && *End == '\0') |
| 1811 | return true; |
| 1812 | if (Str == End) |
| 1813 | return false; |
| 1814 | HadExtra = true; |
| 1815 | return true; |
| 1816 | } |