Driver.cpp revision e5a37f48388c7e4cc081f44d13a4910bfa56cd35
13ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar//===--- Driver.cpp - Clang GCC Compatible Driver -----------------------*-===// 23ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// 33ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// The LLVM Compiler Infrastructure 43ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// 53ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// This file is distributed under the University of Illinois Open Source 63ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// License. See LICENSE.TXT for details. 73ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// 83ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar//===----------------------------------------------------------------------===// 93ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 103ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar#include "clang/Driver/Driver.h" 113ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 1253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar#include "clang/Driver/Action.h" 131b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar#include "clang/Driver/Arg.h" 141b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar#include "clang/Driver/ArgList.h" 151b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar#include "clang/Driver/Compilation.h" 164ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar#include "clang/Driver/DriverDiagnostic.h" 17dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar#include "clang/Driver/HostInfo.h" 18f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar#include "clang/Driver/Job.h" 1927e738d0d3f781672a5999d2a9e2827b00a97d0cDaniel Dunbar#include "clang/Driver/OptTable.h" 200648262df75d97b464c2be0ed867da3615659785Daniel Dunbar#include "clang/Driver/Option.h" 211b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar#include "clang/Driver/Options.h" 22f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar#include "clang/Driver/Tool.h" 23f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar#include "clang/Driver/ToolChain.h" 2453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar#include "clang/Driver/Types.h" 250648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 26ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor#include "clang/Basic/Version.h" 27ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor 28a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar#include "llvm/Config/config.h" 291368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar#include "llvm/ADT/StringSet.h" 304d7b14734f2285695dcec347f8718b512093390aTed Kremenek#include "llvm/ADT/OwningPtr.h" 318f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar#include "llvm/Support/PrettyStackTrace.h" 320648262df75d97b464c2be0ed867da3615659785Daniel Dunbar#include "llvm/Support/raw_ostream.h" 3353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar#include "llvm/System/Path.h" 34632f50edc08c76ebc643a0d4871bae33a55d7b4eDaniel Dunbar#include "llvm/System/Program.h" 35ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 36f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar#include "InputInfo.h" 37f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 38ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar#include <map> 39ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 401b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbarusing namespace clang::driver; 4192b369928b8e9ad156fb6eec2bf9f21d657bd69bChris Lattnerusing namespace clang; 421b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar 430bbad519aa068206f1e158d5073f72a39fbe83c5Daniel DunbarDriver::Driver(llvm::StringRef _ClangExecutable, 44e3fdca2ee0346a41d9cc5ee417a75e66274216f5Jeffrey Yasskin llvm::StringRef _DefaultHostTriple, 45e3fdca2ee0346a41d9cc5ee417a75e66274216f5Jeffrey Yasskin llvm::StringRef _DefaultImageName, 465d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar bool IsProduction, bool CXXIsProduction, 475d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar Diagnostic &_Diags) 48a79a2b5bf23d1422eed9be3793186ebbba7532ecDaniel Dunbar : Opts(createDriverOptTable()), Diags(_Diags), 490bbad519aa068206f1e158d5073f72a39fbe83c5Daniel Dunbar ClangExecutable(_ClangExecutable), DefaultHostTriple(_DefaultHostTriple), 50f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar DefaultImageName(_DefaultImageName), 5143302d4144b5291961aa160d2fe191c09a9d8ad1Daniel Dunbar DriverTitle("clang \"gcc-compatible\" driver"), 52dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar Host(0), 5379e9e9dd533de9609ef141449bf50e705fa68fd0Rafael Espindola CCPrintOptionsFilename(0), CCCIsCXX(false), 5479e9e9dd533de9609ef141449bf50e705fa68fd0Rafael Espindola CCCEcho(false), CCCPrintBindings(false), CCPrintOptions(false), CCCGenericGCCName("gcc"), 554c00fcdf98d3d7c4cb47b64f8b770f8f4bff1357Daniel Dunbar CheckInputsExist(true), CCCUseClang(true), CCCUseClangCXX(true), 564c00fcdf98d3d7c4cb47b64f8b770f8f4bff1357Daniel Dunbar CCCUseClangCPP(true), CCCUsePCH(true), SuppressMissingInputWarning(false) { 57f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar if (IsProduction) { 58f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar // In a "production" build, only use clang on architectures we expect to 59f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar // work, and don't use clang C++. 60f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar // 61f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar // During development its more convenient to always have the driver use 62f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar // clang, but we don't want users to be confused when things don't work, or 63f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar // to file bugs for things we don't support. 64f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar CCCClangArchs.insert(llvm::Triple::x86); 65f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar CCCClangArchs.insert(llvm::Triple::x86_64); 66f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar CCCClangArchs.insert(llvm::Triple::arm); 67f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar 685d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar if (!CXXIsProduction) 695d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar CCCUseClangCXX = false; 70f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar } 71225c41706dc0f3682236e351820d339e14390e00Daniel Dunbar 720bbad519aa068206f1e158d5073f72a39fbe83c5Daniel Dunbar llvm::sys::Path Executable(ClangExecutable); 730bbad519aa068206f1e158d5073f72a39fbe83c5Daniel Dunbar Name = Executable.getBasename(); 740bbad519aa068206f1e158d5073f72a39fbe83c5Daniel Dunbar Dir = Executable.getDirname(); 750bbad519aa068206f1e158d5073f72a39fbe83c5Daniel Dunbar 76225c41706dc0f3682236e351820d339e14390e00Daniel Dunbar // Compute the path to the resource directory. 77225c41706dc0f3682236e351820d339e14390e00Daniel Dunbar llvm::sys::Path P(Dir); 78225c41706dc0f3682236e351820d339e14390e00Daniel Dunbar P.eraseComponent(); // Remove /bin from foo/bin 79225c41706dc0f3682236e351820d339e14390e00Daniel Dunbar P.appendComponent("lib"); 80225c41706dc0f3682236e351820d339e14390e00Daniel Dunbar P.appendComponent("clang"); 81225c41706dc0f3682236e351820d339e14390e00Daniel Dunbar P.appendComponent(CLANG_VERSION_STRING); 82225c41706dc0f3682236e351820d339e14390e00Daniel Dunbar ResourceDir = P.str(); 833ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar} 843ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 853ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel DunbarDriver::~Driver() { 861b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar delete Opts; 877e4534d9c14febcdea30c057bb2a36e245776865Daniel Dunbar delete Host; 883ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar} 893ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 90a82318332c9e9b61d3d17371e675ca2859877ee5Daniel DunbarInputArgList *Driver::ParseArgStrings(const char **ArgBegin, 91f3cad36e59a41b5767fe662b5ac8911ee174b801Daniel Dunbar const char **ArgEnd) { 928f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar llvm::PrettyStackTraceString CrashInfo("Command line argument parsing"); 93847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar unsigned MissingArgIndex, MissingArgCount; 94847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar InputArgList *Args = getOpts().ParseArgs(ArgBegin, ArgEnd, 95847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar MissingArgIndex, MissingArgCount); 96847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar 97847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar // Check for missing argument error. 98847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar if (MissingArgCount) 99847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar Diag(clang::diag::err_drv_missing_argument) 100847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar << Args->getArgString(MissingArgIndex) << MissingArgCount; 101847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar 102847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar // Check for unsupported options. 103847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar for (ArgList::const_iterator it = Args->begin(), ie = Args->end(); 104847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar it != ie; ++it) { 105847abaa62883b6c20005bdd3346ebbd44e46dbacDaniel Dunbar Arg *A = *it; 106b0c4df5c4df69a003f26b378eb95961bc7c486e5Daniel Dunbar if (A->getOption().isUnsupported()) { 107b0c4df5c4df69a003f26b378eb95961bc7c486e5Daniel Dunbar Diag(clang::diag::err_drv_unsupported_opt) << A->getAsString(*Args); 108b0c4df5c4df69a003f26b378eb95961bc7c486e5Daniel Dunbar continue; 109b0c4df5c4df69a003f26b378eb95961bc7c486e5Daniel Dunbar } 1100648262df75d97b464c2be0ed867da3615659785Daniel Dunbar } 1110648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 1120648262df75d97b464c2be0ed867da3615659785Daniel Dunbar return Args; 1130648262df75d97b464c2be0ed867da3615659785Daniel Dunbar} 1140648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 115279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel DunbarDerivedArgList *Driver::TranslateInputArgs(const InputArgList &Args) const { 116279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar DerivedArgList *DAL = new DerivedArgList(Args); 117279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar 118e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar bool HasNostdlib = Args.hasArg(options::OPT_nostdlib); 119279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar for (ArgList::const_iterator it = Args.begin(), 120f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar ie = Args.end(); it != ie; ++it) { 121f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar const Arg *A = *it; 122f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar 123f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar // Unfortunately, we have to parse some forwarding options (-Xassembler, 124f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar // -Xlinker, -Xpreprocessor) because we either integrate their functionality 125f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar // (assembler and preprocessor), or bypass a previous driver ('collect2'). 126eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar 127eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar // Rewrite linker options, to replace --no-demangle with a custom internal 128eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar // option. 129eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar if ((A->getOption().matches(options::OPT_Wl_COMMA) || 130eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar A->getOption().matches(options::OPT_Xlinker)) && 131eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar A->containsValue("--no-demangle")) { 132f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar // Add the rewritten no-demangle argument. 133f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar DAL->AddFlagArg(A, Opts->getOption(options::OPT_Z_Xlinker__no_demangle)); 134f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar 135f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar // Add the remaining values as Xlinker arguments. 136f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar for (unsigned i = 0, e = A->getNumValues(); i != e; ++i) 137f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar if (llvm::StringRef(A->getValue(Args, i)) != "--no-demangle") 138f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar DAL->AddSeparateArg(A, Opts->getOption(options::OPT_Xlinker), 139f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar A->getValue(Args, i)); 140f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar 141f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar continue; 142f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar } 143f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar 144eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar // Rewrite preprocessor options, to replace -Wp,-MD,FOO which is used by 145eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar // some build systems. We don't try to be complete here because we don't 146eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar // care to encourage this usage model. 147eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar if (A->getOption().matches(options::OPT_Wp_COMMA) && 148eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar A->getNumValues() == 2 && 149212df32d955c34dbb8b976bc0316e8eb83ac579eDaniel Dunbar (A->getValue(Args, 0) == llvm::StringRef("-MD") || 150212df32d955c34dbb8b976bc0316e8eb83ac579eDaniel Dunbar A->getValue(Args, 0) == llvm::StringRef("-MMD"))) { 151212df32d955c34dbb8b976bc0316e8eb83ac579eDaniel Dunbar // Rewrite to -MD/-MMD along with -MF. 152212df32d955c34dbb8b976bc0316e8eb83ac579eDaniel Dunbar if (A->getValue(Args, 0) == llvm::StringRef("-MD")) 153212df32d955c34dbb8b976bc0316e8eb83ac579eDaniel Dunbar DAL->AddFlagArg(A, Opts->getOption(options::OPT_MD)); 154212df32d955c34dbb8b976bc0316e8eb83ac579eDaniel Dunbar else 155212df32d955c34dbb8b976bc0316e8eb83ac579eDaniel Dunbar DAL->AddFlagArg(A, Opts->getOption(options::OPT_MMD)); 156eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar DAL->AddSeparateArg(A, Opts->getOption(options::OPT_MF), 157eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar A->getValue(Args, 1)); 158eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar continue; 159eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar } 160eda3f707fd53f90f4232b0e694d3f5514237aba5Daniel Dunbar 161e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar // Rewrite reserved library names, unless -nostdlib is present. 162e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar if (!HasNostdlib && A->getOption().matches(options::OPT_l)) { 163e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar llvm::StringRef Value = A->getValue(Args); 164e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar 165e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar if (Value == "stdc++") { 166e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar DAL->AddFlagArg(A, Opts->getOption( 167e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar options::OPT_Z_reserved_lib_stdcxx)); 168e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar continue; 169e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar } 170e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar } 171e5a37f48388c7e4cc081f44d13a4910bfa56cd35Daniel Dunbar 172279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar DAL->append(*it); 173f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar } 174279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar 175a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar // Add a default value of -mlinker-version=, if one was given and the user 176a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar // didn't specify one. 177a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar#if defined(HOST_LINK_VERSION) 178a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar if (!Args.hasArg(options::OPT_mlinker_version_EQ)) { 179a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar DAL->AddJoinedArg(0, Opts->getOption(options::OPT_mlinker_version_EQ), 180a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar HOST_LINK_VERSION); 181c326b64a4d14ad89d6a5d227d2460050149d5461Daniel Dunbar DAL->getLastArg(options::OPT_mlinker_version_EQ)->claim(); 182a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar } 183a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar#endif 184a77a723489b0cff63bf90f23416e10b8b6fc1f55Daniel Dunbar 185279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar return DAL; 186279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar} 187279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar 1883ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel DunbarCompilation *Driver::BuildCompilation(int argc, const char **argv) { 1898f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar llvm::PrettyStackTraceString CrashInfo("Compilation construction"); 1908f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar 191a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: Handle environment options which effect driver behavior, somewhere 192a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // (client?). GCC_EXEC_PREFIX, COMPILER_PATH, LIBRARY_PATH, LPATH, 193a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // CC_PRINT_OPTIONS. 194cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 195cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: What are we going to do with -V and -b? 196cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 197a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: This stuff needs to go into the Compilation, not the driver. 19853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar bool CCCPrintOptions = false, CCCPrintActions = false; 1990648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 200365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar const char **Start = argv + 1, **End = argv + argc; 201365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 2028477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar InputArgList *Args = ParseArgStrings(Start, End); 2038477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar 2047ca7987669fcd14d91b4227a9ddcf7fdd8b1f8c2Rafael Espindola // -no-canonical-prefixes is used very early in main. 2057ca7987669fcd14d91b4227a9ddcf7fdd8b1f8c2Rafael Espindola Args->ClaimAllArgs(options::OPT_no_canonical_prefixes); 2067ca7987669fcd14d91b4227a9ddcf7fdd8b1f8c2Rafael Espindola 207c19a12dc3d441bec62eed55e312b76c12d6d9022Daniel Dunbar // Ignore -pipe. 208c19a12dc3d441bec62eed55e312b76c12d6d9022Daniel Dunbar Args->ClaimAllArgs(options::OPT_pipe); 209c19a12dc3d441bec62eed55e312b76c12d6d9022Daniel Dunbar 2108477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar // Extract -ccc args. 211365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // 212a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: We need to figure out where this behavior should live. Most of it 213a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // should be outside in the client; the parts that aren't should have proper 214a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // options, either by introducing new ones or by overloading gcc ones like -V 215a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // or -b. 2168477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCPrintOptions = Args->hasArg(options::OPT_ccc_print_options); 2178477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCPrintActions = Args->hasArg(options::OPT_ccc_print_phases); 2188477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCPrintBindings = Args->hasArg(options::OPT_ccc_print_bindings); 219f5431e3563a64758584906cb9e0d10719a0756ecDaniel Dunbar CCCIsCXX = Args->hasArg(options::OPT_ccc_cxx) || CCCIsCXX; 22079e9e9dd533de9609ef141449bf50e705fa68fd0Rafael Espindola if (CCCIsCXX) 22179e9e9dd533de9609ef141449bf50e705fa68fd0Rafael Espindola CCCGenericGCCName = "g++"; 2228477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCEcho = Args->hasArg(options::OPT_ccc_echo); 2238477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar if (const Arg *A = Args->getLastArg(options::OPT_ccc_gcc_name)) 2248477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCGenericGCCName = A->getValue(*Args); 2258477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCUseClangCXX = Args->hasFlag(options::OPT_ccc_clang_cxx, 226f5431e3563a64758584906cb9e0d10719a0756ecDaniel Dunbar options::OPT_ccc_no_clang_cxx, 227f5431e3563a64758584906cb9e0d10719a0756ecDaniel Dunbar CCCUseClangCXX); 2288477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCUsePCH = Args->hasFlag(options::OPT_ccc_pch_is_pch, 2298477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar options::OPT_ccc_pch_is_pth); 2308477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCUseClang = !Args->hasArg(options::OPT_ccc_no_clang); 2318477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCUseClangCPP = !Args->hasArg(options::OPT_ccc_no_clang_cpp); 2328477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar if (const Arg *A = Args->getLastArg(options::OPT_ccc_clang_archs)) { 2338477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar llvm::StringRef Cur = A->getValue(*Args); 2348477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar 2358477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCClangArchs.clear(); 2368477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar while (!Cur.empty()) { 2378477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar std::pair<llvm::StringRef, llvm::StringRef> Split = Cur.split(','); 2388477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar 2398477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar if (!Split.first.empty()) { 2408477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar llvm::Triple::ArchType Arch = 2418477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar llvm::Triple(Split.first, "", "").getArch(); 2428477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar 243e9c7b9ef2f2054401d099dc7666a4143ef14089dDaniel Dunbar if (Arch == llvm::Triple::UnknownArch) 244e9c7b9ef2f2054401d099dc7666a4143ef14089dDaniel Dunbar Diag(clang::diag::err_drv_invalid_arch_name) << Split.first; 245365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 2468477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar CCCClangArchs.insert(Arch); 247a6046bec7fc835186dde134fb81aa1b7d45cd9f0Daniel Dunbar } 2488477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar 2498477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar Cur = Split.second; 250365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } 251365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } 2526699877c45d119ca74e4c1d7c3c9fb90e95398e1Daniel Dunbar // FIXME: We shouldn't overwrite the default host triple here, but we have 2536699877c45d119ca74e4c1d7c3c9fb90e95398e1Daniel Dunbar // nowhere else to put this currently. 2548477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar if (const Arg *A = Args->getLastArg(options::OPT_ccc_host_triple)) 2556699877c45d119ca74e4c1d7c3c9fb90e95398e1Daniel Dunbar DefaultHostTriple = A->getValue(*Args); 2568477ee93c9d81d1b5fe321706ff95bcd219c744bDaniel Dunbar if (const Arg *A = Args->getLastArg(options::OPT_ccc_install_dir)) 257c4ab3493bb3048014895cf577a8f27505a83603dDaniel Dunbar Dir = InstalledDir = A->getValue(*Args); 25848ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth if (const Arg *A = Args->getLastArg(options::OPT_B)) 25948ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth PrefixDir = A->getValue(*Args); 260365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 2616699877c45d119ca74e4c1d7c3c9fb90e95398e1Daniel Dunbar Host = GetHostInfo(DefaultHostTriple.c_str()); 262cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 263279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar // Perform the default argument translations. 264279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar DerivedArgList *TranslatedArgs = TranslateInputArgs(*Args); 265279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar 26621549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar // The compilation takes ownership of Args. 267279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar Compilation *C = new Compilation(*this, *Host->CreateToolChain(*Args), Args, 268279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar TranslatedArgs); 26921549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar 270365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // FIXME: This behavior shouldn't be here. 271365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar if (CCCPrintOptions) { 272be21cd0f07726045367861d3882d18ef30f6a30cDaniel Dunbar PrintOptions(C->getInputArgs()); 27321549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar return C; 274365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } 27553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 27621549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar if (!HandleImmediateArgs(*C)) 27721549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar return C; 278cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 27974edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbar // Construct the list of abstract actions to perform for this compilation. 28053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (Host->useDriverDriver()) 28174edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbar BuildUniversalActions(C->getDefaultToolChain(), C->getArgs(), 28274edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbar C->getActions()); 28353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar else 28474edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbar BuildActions(C->getDefaultToolChain(), C->getArgs(), C->getActions()); 28553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 28653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (CCCPrintActions) { 28710ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar PrintActions(*C); 28821549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar return C; 28953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 290ab835430b4f758dd49903251c7c7f21b95933c89Daniel Dunbar 29121549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar BuildJobs(*C); 2928d2554a2c3201aa664cbf2108cf9d57aa0aa4b0aDaniel Dunbar 2938d2554a2c3201aa664cbf2108cf9d57aa0aa4b0aDaniel Dunbar return C; 294365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar} 295365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 296c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbarint Driver::ExecuteCompilation(const Compilation &C) const { 297c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar // Just print if -### was present. 298c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar if (C.getArgs().hasArg(options::OPT__HASH_HASH_HASH)) { 299c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar C.PrintJob(llvm::errs(), C.getJobs(), "\n", true); 300c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar return 0; 301c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar } 302c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar 303c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar // If there were errors building the compilation, quit now. 304c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar if (getDiags().getNumErrors()) 305c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar return 1; 306c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar 307c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar const Command *FailingCommand = 0; 308c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar int Res = C.ExecuteJob(C.getJobs(), FailingCommand); 309a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 310c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar // Remove temp files. 311c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar C.CleanupFileList(C.getTempFiles()); 312c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar 3139fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // If the command succeeded, we are done. 3149fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar if (Res == 0) 3159fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar return Res; 3169fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar 3179fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // Otherwise, remove result files as well. 3189fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar if (!C.getArgs().hasArg(options::OPT_save_temps)) 319c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar C.CleanupFileList(C.getResultFiles(), true); 320c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar 321c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar // Print extra information about abnormal failures, if possible. 3229fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // 3239fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // This is ad-hoc, but we don't want to be excessively noisy. If the result 3249fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // status was 1, assume the command failed normally. In particular, if it was 3259fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // the compiler then assume it gave a reasonable error code. Failures in other 3269fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // tools are less common, and they generally have worse diagnostics, so always 3279fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // print the diagnostic there. 3289fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar const Tool &FailingTool = FailingCommand->getCreator(); 3299fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar 3309fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar if (!FailingCommand->getCreator().hasGoodDiagnostics() || Res != 1) { 3319fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar // FIXME: See FIXME above regarding result code interpretation. 3329fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar if (Res < 0) 3339fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar Diag(clang::diag::err_drv_command_signalled) 3349fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar << FailingTool.getShortName() << -Res; 3359fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar else 3369fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar Diag(clang::diag::err_drv_command_failed) 3379fcbc050a704cc5bb46e1c493940aca7c79aebf9Daniel Dunbar << FailingTool.getShortName() << Res; 338c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar } 339c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar 340c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar return Res; 341c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar} 342c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar 343d65bddcbe1385a4de212ecbbdc8919c54b3efeb0Daniel Dunbarvoid Driver::PrintOptions(const ArgList &Args) const { 3440648262df75d97b464c2be0ed867da3615659785Daniel Dunbar unsigned i = 0; 345a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); 3460648262df75d97b464c2be0ed867da3615659785Daniel Dunbar it != ie; ++it, ++i) { 3470648262df75d97b464c2be0ed867da3615659785Daniel Dunbar Arg *A = *it; 3480648262df75d97b464c2be0ed867da3615659785Daniel Dunbar llvm::errs() << "Option " << i << " - " 3490648262df75d97b464c2be0ed867da3615659785Daniel Dunbar << "Name: \"" << A->getOption().getName() << "\", " 3500648262df75d97b464c2be0ed867da3615659785Daniel Dunbar << "Values: {"; 3510648262df75d97b464c2be0ed867da3615659785Daniel Dunbar for (unsigned j = 0; j < A->getNumValues(); ++j) { 3520648262df75d97b464c2be0ed867da3615659785Daniel Dunbar if (j) 3530648262df75d97b464c2be0ed867da3615659785Daniel Dunbar llvm::errs() << ", "; 35453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar llvm::errs() << '"' << A->getValue(Args, j) << '"'; 3550648262df75d97b464c2be0ed867da3615659785Daniel Dunbar } 3560648262df75d97b464c2be0ed867da3615659785Daniel Dunbar llvm::errs() << "}\n"; 3570648262df75d97b464c2be0ed867da3615659785Daniel Dunbar } 3583ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar} 359dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar 360c35d71f1e0a0c72fd43a73ddecd408bf43d501deDaniel Dunbarvoid Driver::PrintHelp(bool ShowHidden) const { 36143302d4144b5291961aa160d2fe191c09a9d8ad1Daniel Dunbar getOpts().PrintHelp(llvm::outs(), Name.c_str(), DriverTitle.c_str(), 36243302d4144b5291961aa160d2fe191c09a9d8ad1Daniel Dunbar ShowHidden); 36391e28afe3503893c69afd71877f11e3bf03fa4ceDaniel Dunbar} 36491e28afe3503893c69afd71877f11e3bf03fa4ceDaniel Dunbar 365793007242ba209b68ce14ec7547ac70ee981303aDaniel Dunbarvoid Driver::PrintVersion(const Compilation &C, llvm::raw_ostream &OS) const { 366a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: The following handlers should use a callback mechanism, we don't 367a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // know what the client would like to do. 368a18f1b88a7ef3d2c944bb1d3b6586a2860ce2baaTed Kremenek OS << getClangFullVersion() << '\n'; 36970c8db1003af49d3627aeef41fcdd7c6c6a7df79Daniel Dunbar const ToolChain &TC = C.getDefaultToolChain(); 370793007242ba209b68ce14ec7547ac70ee981303aDaniel Dunbar OS << "Target: " << TC.getTripleString() << '\n'; 3713ee96baa3fff269e145855a6f7526c36e59a7f4bDaniel Dunbar 3723ee96baa3fff269e145855a6f7526c36e59a7f4bDaniel Dunbar // Print the threading model. 3733ee96baa3fff269e145855a6f7526c36e59a7f4bDaniel Dunbar // 3743ee96baa3fff269e145855a6f7526c36e59a7f4bDaniel Dunbar // FIXME: Implement correctly. 375793007242ba209b68ce14ec7547ac70ee981303aDaniel Dunbar OS << "Thread model: " << "posix" << '\n'; 376cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar} 377cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 378c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner/// PrintDiagnosticCategories - Implement the --print-diagnostic-categories 379c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner/// option. 380c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattnerstatic void PrintDiagnosticCategories(llvm::raw_ostream &OS) { 381c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner for (unsigned i = 1; // Skip the empty category. 382c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner const char *CategoryName = Diagnostic::getCategoryNameFromID(i); ++i) 383c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner OS << i << ',' << CategoryName << '\n'; 384c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner} 385c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner 38621549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbarbool Driver::HandleImmediateArgs(const Compilation &C) { 387e82ec0bead14ae262cddbe958b77767a3f6aebcdDaniel Dunbar // The order these options are handled in gcc is all over the place, but we 388a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // don't expect inconsistencies w.r.t. that to matter in practice. 38991e28afe3503893c69afd71877f11e3bf03fa4ceDaniel Dunbar 390e06dc219a869d73b6c9a398a2dee0aa2d4e2dcf0Daniel Dunbar if (C.getArgs().hasArg(options::OPT_dumpversion)) { 391ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor llvm::outs() << CLANG_VERSION_STRING "\n"; 392e06dc219a869d73b6c9a398a2dee0aa2d4e2dcf0Daniel Dunbar return false; 393e06dc219a869d73b6c9a398a2dee0aa2d4e2dcf0Daniel Dunbar } 394f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar 395c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner if (C.getArgs().hasArg(options::OPT__print_diagnostic_categories)) { 396c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner PrintDiagnosticCategories(llvm::outs()); 397c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner return false; 398c3d26cc4eea5187ce13ed180b479ff8ef41015a7Chris Lattner } 399e06dc219a869d73b6c9a398a2dee0aa2d4e2dcf0Daniel Dunbar 400a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar if (C.getArgs().hasArg(options::OPT__help) || 401c35d71f1e0a0c72fd43a73ddecd408bf43d501deDaniel Dunbar C.getArgs().hasArg(options::OPT__help_hidden)) { 402c35d71f1e0a0c72fd43a73ddecd408bf43d501deDaniel Dunbar PrintHelp(C.getArgs().hasArg(options::OPT__help_hidden)); 40391e28afe3503893c69afd71877f11e3bf03fa4ceDaniel Dunbar return false; 40491e28afe3503893c69afd71877f11e3bf03fa4ceDaniel Dunbar } 40591e28afe3503893c69afd71877f11e3bf03fa4ceDaniel Dunbar 4066cc73de6ebb3eb00af7dd5149f6778318f1fb76fDaniel Dunbar if (C.getArgs().hasArg(options::OPT__version)) { 407a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Follow gcc behavior and use stdout for --version and stderr for -v. 408793007242ba209b68ce14ec7547ac70ee981303aDaniel Dunbar PrintVersion(C, llvm::outs()); 4096cc73de6ebb3eb00af7dd5149f6778318f1fb76fDaniel Dunbar return false; 4106cc73de6ebb3eb00af7dd5149f6778318f1fb76fDaniel Dunbar } 4116cc73de6ebb3eb00af7dd5149f6778318f1fb76fDaniel Dunbar 412a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar if (C.getArgs().hasArg(options::OPT_v) || 41321549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar C.getArgs().hasArg(options::OPT__HASH_HASH_HASH)) { 414793007242ba209b68ce14ec7547ac70ee981303aDaniel Dunbar PrintVersion(C, llvm::errs()); 415cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar SuppressMissingInputWarning = true; 416cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar } 417cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 41821549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar const ToolChain &TC = C.getDefaultToolChain(); 419ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar if (C.getArgs().hasArg(options::OPT_print_search_dirs)) { 420ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar llvm::outs() << "programs: ="; 421ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar for (ToolChain::path_list::const_iterator it = TC.getProgramPaths().begin(), 422ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar ie = TC.getProgramPaths().end(); it != ie; ++it) { 423ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar if (it != TC.getProgramPaths().begin()) 424ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar llvm::outs() << ':'; 425ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar llvm::outs() << *it; 426ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar } 427ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar llvm::outs() << "\n"; 428ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar llvm::outs() << "libraries: ="; 429a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ToolChain::path_list::const_iterator it = TC.getFilePaths().begin(), 430ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar ie = TC.getFilePaths().end(); it != ie; ++it) { 431ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar if (it != TC.getFilePaths().begin()) 432ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar llvm::outs() << ':'; 433ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar llvm::outs() << *it; 434ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar } 435ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar llvm::outs() << "\n"; 43691e28afe3503893c69afd71877f11e3bf03fa4ceDaniel Dunbar return false; 437ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar } 438ca3459e95f552cfae6c9c5fb4ed161e3a662c25eDaniel Dunbar 439a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: The following handlers should use a callback mechanism, we don't 440a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // know what the client would like to do. 44121549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar if (Arg *A = C.getArgs().getLastArg(options::OPT_print_file_name_EQ)) { 4425ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar llvm::outs() << GetFilePath(A->getValue(C.getArgs()), TC) << "\n"; 443cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return false; 444cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar } 445cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 44621549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar if (Arg *A = C.getArgs().getLastArg(options::OPT_print_prog_name_EQ)) { 4475ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar llvm::outs() << GetProgramPath(A->getValue(C.getArgs()), TC) << "\n"; 448cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return false; 449cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar } 450cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 45121549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar if (C.getArgs().hasArg(options::OPT_print_libgcc_file_name)) { 4525ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar llvm::outs() << GetFilePath("libgcc.a", TC) << "\n"; 453cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return false; 454cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar } 455cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 45612cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar if (C.getArgs().hasArg(options::OPT_print_multi_lib)) { 45712cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar // FIXME: We need tool chain support for this. 45812cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar llvm::outs() << ".;\n"; 45912cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar 46012cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar switch (C.getDefaultToolChain().getTriple().getArch()) { 46112cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar default: 46212cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar break; 463a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 46412cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar case llvm::Triple::x86_64: 46512cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar llvm::outs() << "x86_64;@m64" << "\n"; 46612cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar break; 46712cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar 46812cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar case llvm::Triple::ppc64: 46912cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar llvm::outs() << "ppc64;@m64" << "\n"; 47012cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar break; 47112cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar } 47212cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar return false; 47312cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar } 47412cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar 47512cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar // FIXME: What is the difference between print-multi-directory and 47612cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar // print-multi-os-directory? 47712cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar if (C.getArgs().hasArg(options::OPT_print_multi_directory) || 47812cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar C.getArgs().hasArg(options::OPT_print_multi_os_directory)) { 47912cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar switch (C.getDefaultToolChain().getTriple().getArch()) { 48012cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar default: 48112cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar case llvm::Triple::x86: 48212cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar case llvm::Triple::ppc: 48312cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar llvm::outs() << "." << "\n"; 48412cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar break; 485a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 48612cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar case llvm::Triple::x86_64: 48712cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar llvm::outs() << "x86_64" << "\n"; 48812cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar break; 48912cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar 49012cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar case llvm::Triple::ppc64: 49112cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar llvm::outs() << "ppc64" << "\n"; 49212cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar break; 49312cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar } 49412cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar return false; 49512cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar } 49612cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar 497cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return true; 498cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar} 499cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 500a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbarstatic unsigned PrintActions1(const Compilation &C, Action *A, 501ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar std::map<Action*, unsigned> &Ids) { 502ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar if (Ids.count(A)) 503ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar return Ids[A]; 504a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 505ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar std::string str; 506ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar llvm::raw_string_ostream os(str); 507a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 508ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << Action::getClassName(A->getKind()) << ", "; 509a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar if (InputAction *IA = dyn_cast<InputAction>(A)) { 51010ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar os << "\"" << IA->getInputArg().getValue(C.getArgs()) << "\""; 511ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar } else if (BindArchAction *BIA = dyn_cast<BindArchAction>(A)) { 512a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar os << '"' << (BIA->getArchName() ? BIA->getArchName() : 51310ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar C.getDefaultToolChain().getArchName()) << '"' 51410ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar << ", {" << PrintActions1(C, *BIA->begin(), Ids) << "}"; 515ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar } else { 516ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << "{"; 517ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar for (Action::iterator it = A->begin(), ie = A->end(); it != ie;) { 51810ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar os << PrintActions1(C, *it, Ids); 519ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar ++it; 520ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar if (it != ie) 521ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << ", "; 522ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar } 523ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << "}"; 524ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar } 525ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 526ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar unsigned Id = Ids.size(); 527ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar Ids[A] = Id; 528a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar llvm::errs() << Id << ": " << os.str() << ", " 529ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar << types::getTypeName(A->getType()) << "\n"; 530ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 531ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar return Id; 532ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar} 533ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 53410ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbarvoid Driver::PrintActions(const Compilation &C) const { 535ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar std::map<Action*, unsigned> Ids; 536a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ActionList::const_iterator it = C.getActions().begin(), 53710ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar ie = C.getActions().end(); it != ie; ++it) 53810ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar PrintActions1(C, *it, Ids); 53953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar} 54053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 541b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar/// \brief Check whether the given input tree contains any compilation (or 542b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar/// assembly) actions. 543b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbarstatic bool ContainsCompileAction(const Action *A) { 544b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar if (isa<CompileJobAction>(A) || isa<AssembleJobAction>(A)) 545b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar return true; 546b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar 547b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar for (Action::const_iterator it = A->begin(), ie = A->end(); it != ie; ++it) 548b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar if (ContainsCompileAction(*it)) 549b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar return true; 550b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar 551b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar return false; 552b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar} 553b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar 55474edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbarvoid Driver::BuildUniversalActions(const ToolChain &TC, 55574edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbar const ArgList &Args, 55621549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar ActionList &Actions) const { 557a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar llvm::PrettyStackTraceString CrashInfo("Building universal build actions"); 558a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Collect the list of architectures. Duplicates are allowed, but should only 559a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // be handled once (in the order seen). 5601368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar llvm::StringSet<> ArchNames; 5611368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar llvm::SmallVector<const char *, 4> Archs; 562a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); 5632fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar it != ie; ++it) { 5642fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Arg *A = *it; 5652fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 566b827a0541b5fd095fcdb7ad0c3df93ca158c619aDaniel Dunbar if (A->getOption().matches(options::OPT_arch)) { 56736df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar // Validate the option here; we don't save the type here because its 56836df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar // particular spelling may participate in other driver choices. 56936df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar llvm::Triple::ArchType Arch = 57036df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar llvm::Triple::getArchTypeForDarwinArchName(A->getValue(Args)); 57136df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar if (Arch == llvm::Triple::UnknownArch) { 57236df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar Diag(clang::diag::err_drv_invalid_arch_name) 57336df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar << A->getAsString(Args); 57436df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar continue; 57536df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar } 57636df2904354ac150500ec16238a1ec3cce4ba83eDaniel Dunbar 5777587719c40ebf02bf11e5e66c30bd20e98edebc2Daniel Dunbar A->claim(); 5783f30ddf680df44e0c5c43b8db0a22166dcd7066bDaniel Dunbar if (ArchNames.insert(A->getValue(Args))) 5793f30ddf680df44e0c5c43b8db0a22166dcd7066bDaniel Dunbar Archs.push_back(A->getValue(Args)); 5802fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 5812fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 5822fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 583a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // When there is no explicit arch for this platform, make sure we still bind 584a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // the architecture (to the default) so that -Xarch_ is handled correctly. 58510ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar if (!Archs.size()) 58610ffa9a4887d9376e3eb3598e40523d1b58773c9Daniel Dunbar Archs.push_back(0); 5872fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 588a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: We killed off some others but these aren't yet detected in a 589a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // functional manner. If we added information to jobs about which "auxiliary" 590a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // files they wrote then we could detect the conflict these cause downstream. 5912fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (Archs.size() > 1) { 5922fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // No recovery needed, the point of this is just to prevent 5932fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // overwriting the same files. 5942fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (const Arg *A = Args.getLastArg(options::OPT_save_temps)) 595a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar Diag(clang::diag::err_drv_invalid_opt_with_multiple_archs) 59638dd3d54186cf44ea9d37f463c3f2800ab526b82Daniel Dunbar << A->getAsString(Args); 5972fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 5982fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 5992fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar ActionList SingleActions; 60074edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbar BuildActions(TC, Args, SingleActions); 6012fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 602be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar // Add in arch bindings for every top level action, as well as lipo and 603be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar // dsymutil steps if needed. 6042fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar for (unsigned i = 0, e = SingleActions.size(); i != e; ++i) { 6052fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Action *Act = SingleActions[i]; 6062fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 607a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Make sure we can lipo this kind of output. If not (and it is an actual 608a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // output) then we disallow, since we can't create an output file with the 609a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // right name without overwriting it. We could remove this oddity by just 610a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // changing the output names to include the arch, which would also fix 6112fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // -save-temps. Compatibility wins for now. 6122fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 6133dbd6c51bcd8a730c3fe58e29d7e0d999a94fa91Daniel Dunbar if (Archs.size() > 1 && !types::canLipoType(Act->getType())) 6142fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Diag(clang::diag::err_drv_invalid_output_with_multiple_archs) 6152fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar << types::getTypeName(Act->getType()); 6162fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 6172fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar ActionList Inputs; 61832c1a2ae8b31f32e478c8e504ed81db8c8d25713Daniel Dunbar for (unsigned i = 0, e = Archs.size(); i != e; ++i) { 6191368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar Inputs.push_back(new BindArchAction(Act, Archs[i])); 62032c1a2ae8b31f32e478c8e504ed81db8c8d25713Daniel Dunbar if (i != 0) 62132c1a2ae8b31f32e478c8e504ed81db8c8d25713Daniel Dunbar Inputs.back()->setOwnsInputs(false); 62232c1a2ae8b31f32e478c8e504ed81db8c8d25713Daniel Dunbar } 6232fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 624a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Lipo if necessary, we do it this way because we need to set the arch flag 625a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // so that -Xarch_ gets overwritten. 6262fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (Inputs.size() == 1 || Act->getType() == types::TY_Nothing) 6272fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Actions.append(Inputs.begin(), Inputs.end()); 6282fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar else 6292fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Actions.push_back(new LipoJobAction(Inputs, Act->getType())); 630be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar 631b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar // Add a 'dsymutil' step if necessary, when debug info is enabled and we 632b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar // have a compile input. We need to run 'dsymutil' ourselves in such cases 633b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar // because the debug info will refer to a temporary object file which is 634b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar // will be removed at the end of the compilation process. 635be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar if (Act->getType() == types::TY_Image) { 636be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar Arg *A = Args.getLastArg(options::OPT_g_Group); 637be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar if (A && !A->getOption().matches(options::OPT_g0) && 638b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar !A->getOption().matches(options::OPT_gstabs) && 639b5e2f698accd4d3a1379983304a2f31ec194c332Daniel Dunbar ContainsCompileAction(Actions.back())) { 640be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar ActionList Inputs; 641be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar Inputs.push_back(Actions.back()); 642be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar Actions.pop_back(); 643be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar 644be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar Actions.push_back(new DsymutilJobAction(Inputs, types::TY_dSYM)); 645be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar } 646be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar } 6472fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 64853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar} 64953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 65074edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbarvoid Driver::BuildActions(const ToolChain &TC, const ArgList &Args, 65174edcea3db1f85ba73ad0fede2ed5e2f096cac4bDaniel Dunbar ActionList &Actions) const { 6528f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar llvm::PrettyStackTraceString CrashInfo("Building compilation actions"); 653af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // Start by constructing the list of inputs and their types. 654af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 655a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Track the current user specified (-x) input. We also explicitly track the 656a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // argument used to set the type; we only want to claim the type when we 657a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // actually use it, so we warn about unused -x arguments. 65883dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar types::ID InputType = types::TY_Nothing; 65983dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar Arg *InputTypeArg = 0; 66083dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar 66153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar llvm::SmallVector<std::pair<types::ID, const Arg*>, 16> Inputs; 662a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); 66353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar it != ie; ++it) { 66453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Arg *A = *it; 66553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 66653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (isa<InputOption>(A->getOption())) { 66753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar const char *Value = A->getValue(Args); 66853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar types::ID Ty = types::TY_INVALID; 66953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 67053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Infer the input type if necessary. 67183dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar if (InputType == types::TY_Nothing) { 67283dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar // If there was an explicit arg for this, claim it. 67383dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar if (InputTypeArg) 67483dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar InputTypeArg->claim(); 67583dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar 67653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // stdin must be handled specially. 67753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (memcmp(Value, "-", 2) == 0) { 678a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // If running with -E, treat as a C input (this changes the builtin 679a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // macros, for example). This may be overridden by -ObjC below. 68053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // 681a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Otherwise emit an error but still use a valid type to avoid 682a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // spurious errors (e.g., no inputs). 683e4bdae78c69d2a09ee96619cc5ccf81441674412Daniel Dunbar if (!Args.hasArgNoClaim(options::OPT_E)) 684b897f5d3ebfb62c2745e2e2af7faa9920c882438Daniel Dunbar Diag(clang::diag::err_drv_unknown_stdin_type); 68553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::TY_C; 68653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } else { 687a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Otherwise lookup by extension, and fallback to ObjectType if not 688a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // found. We use a host hook here because Darwin at least has its own 689a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // idea of what .s is. 69053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (const char *Ext = strrchr(Value, '.')) 6914180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar Ty = TC.LookupTypeForExtension(Ext + 1); 692e33bea4ef34598e7a4a6a3a117392268998552d4Daniel Dunbar 69353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (Ty == types::TY_INVALID) 69453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::TY_Object; 69551679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar 69651679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar // If the driver is invoked as C++ compiler (like clang++ or c++) it 69751679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar // should autodetect some input files as C++ for g++ compatibility. 69851679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar if (CCCIsCXX) { 69951679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar types::ID OldTy = Ty; 70051679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar Ty = types::lookupCXXTypeForCType(Ty); 70151679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar 70251679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar if (Ty != OldTy) 70351679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar Diag(clang::diag::warn_drv_treating_input_as_cxx) 70451679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar << getTypeName(OldTy) << getTypeName(Ty); 70551679c5e4828b8a64953c4f3db162ca963bf7b03Daniel Dunbar } 70653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 70753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 708683ca381bf2b8dffab535c89d25250518bbec3a0Daniel Dunbar // -ObjC and -ObjC++ override the default language, but only for "source 709683ca381bf2b8dffab535c89d25250518bbec3a0Daniel Dunbar // files". We just treat everything that isn't a linker input as a 710683ca381bf2b8dffab535c89d25250518bbec3a0Daniel Dunbar // source file. 711a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // 712683ca381bf2b8dffab535c89d25250518bbec3a0Daniel Dunbar // FIXME: Clean this up if we move the phase sequence into the type. 71353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (Ty != types::TY_Object) { 71453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (Args.hasArg(options::OPT_ObjC)) 71553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::TY_ObjC; 71653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar else if (Args.hasArg(options::OPT_ObjCXX)) 71753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::TY_ObjCXX; 71853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 71953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } else { 72053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar assert(InputTypeArg && "InputType set w/o InputTypeArg"); 72153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar InputTypeArg->claim(); 72253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = InputType; 72353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 72453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 7253bd54cc56276c386f4d50940a9fbfcad7a69cb75Daniel Dunbar // Check that the file exists, if enabled. 7263bd54cc56276c386f4d50940a9fbfcad7a69cb75Daniel Dunbar if (CheckInputsExist && memcmp(Value, "-", 2) != 0 && 7273bd54cc56276c386f4d50940a9fbfcad7a69cb75Daniel Dunbar !llvm::sys::Path(Value).exists()) 728b897f5d3ebfb62c2745e2e2af7faa9920c882438Daniel Dunbar Diag(clang::diag::err_drv_no_such_file) << A->getValue(Args); 72953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar else 73053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Inputs.push_back(std::make_pair(Ty, A)); 73153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 73253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } else if (A->getOption().isLinkerInput()) { 733a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Just treat as object type, we could make a special type for this if 734a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // necessary. 73553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Inputs.push_back(std::make_pair(types::TY_Object, A)); 73653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 737b827a0541b5fd095fcdb7ad0c3df93ca158c619aDaniel Dunbar } else if (A->getOption().matches(options::OPT_x)) { 738a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar InputTypeArg = A; 73953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar InputType = types::lookupTypeForTypeSpecifier(A->getValue(Args)); 74053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 74153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Follow gcc behavior and treat as linker input for invalid -x 742a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // options. Its not clear why we shouldn't just revert to unknown; but 743a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // this isn't very important, we might as well be bug comatible. 74453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (!InputType) { 745b897f5d3ebfb62c2745e2e2af7faa9920c882438Daniel Dunbar Diag(clang::diag::err_drv_unknown_language) << A->getValue(Args); 74653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar InputType = types::TY_Object; 74753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 74853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 74953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 75053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 7518b1604ece7bf6dc2ba811cd7d8767557e55e2ec2Daniel Dunbar if (!SuppressMissingInputWarning && Inputs.empty()) { 752af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar Diag(clang::diag::err_drv_no_input_files); 753af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar return; 754af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar } 755af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 756a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Determine which compilation mode we are in. We look for options which 757a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // affect the phase, starting with the earliest phases, and record which 758a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // option we used to determine the final phase. 759ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Arg *FinalPhaseArg = 0; 760ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar phases::ID FinalPhase; 761af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 762af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // -{E,M,MM} only run the preprocessor. 763ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if ((FinalPhaseArg = Args.getLastArg(options::OPT_E)) || 764ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_M)) || 765ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_MM))) { 766ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar FinalPhase = phases::Preprocess; 767a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 7685915fbf310e171c4cd3c2af05e9de360c0fa988aDaniel Dunbar // -{fsyntax-only,-analyze,emit-ast,S} only run up to the compiler. 7698022fd46d45005de63306a7513aece20a1be16edDaniel Dunbar } else if ((FinalPhaseArg = Args.getLastArg(options::OPT_fsyntax_only)) || 77064952508c2b0c8bffb45c8b410f0af3d2457f59bDaniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_rewrite_objc)) || 77163be57a832b2dab70592d1d9b37a5cd9a627356eDaniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT__analyze, 77263be57a832b2dab70592d1d9b37a5cd9a627356eDaniel Dunbar options::OPT__analyze_auto)) || 7735915fbf310e171c4cd3c2af05e9de360c0fa988aDaniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_emit_ast)) || 774ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_S))) { 775ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar FinalPhase = phases::Compile; 776af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 777af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // -c only runs up to the assembler. 778ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } else if ((FinalPhaseArg = Args.getLastArg(options::OPT_c))) { 779ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar FinalPhase = phases::Assemble; 780a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 781af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // Otherwise do everything. 782af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar } else 783ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar FinalPhase = phases::Link; 784af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 785a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Reject -Z* at the top level, these options should never have been exposed 786a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // by gcc. 787d7b88c2cb8986217f164203747d35c8f596e38c2Daniel Dunbar if (Arg *A = Args.getLastArg(options::OPT_Z_Joined)) 78838dd3d54186cf44ea9d37f463c3f2800ab526b82Daniel Dunbar Diag(clang::diag::err_drv_use_of_Z_option) << A->getAsString(Args); 789af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 790ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Construct the actions to perform. 791ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar ActionList LinkerInputs; 79253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar for (unsigned i = 0, e = Inputs.size(); i != e; ++i) { 793ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar types::ID InputType = Inputs[i].first; 794ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar const Arg *InputArg = Inputs[i].second; 795ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 796ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar unsigned NumSteps = types::getNumCompilationPhases(InputType); 797ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar assert(NumSteps && "Invalid number of steps!"); 798ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 799a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // If the first step comes after the final phase we are doing as part of 800a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // this compilation, warn the user about it. 801ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar phases::ID InitialPhase = types::getCompilationPhase(InputType, 0); 802ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (InitialPhase > FinalPhase) { 80305494a78c3746a360e81fc1d1797ce52df415b54Daniel Dunbar // Claim here to avoid the more general unused warning. 80405494a78c3746a360e81fc1d1797ce52df415b54Daniel Dunbar InputArg->claim(); 805634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar 806634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar // Special case '-E' warning on a previously preprocessed file to make 807634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar // more sense. 808634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar if (InitialPhase == phases::Compile && FinalPhase == phases::Preprocess && 809634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar getPreprocessedType(InputType) == types::TY_INVALID) 810634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar Diag(clang::diag::warn_drv_preprocessed_input_file_unused) 811634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar << InputArg->getAsString(Args) 812634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar << FinalPhaseArg->getOption().getName(); 813634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar else 814634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar Diag(clang::diag::warn_drv_input_file_unused) 815634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar << InputArg->getAsString(Args) 816634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar << getPhaseName(InitialPhase) 817634b24563be901f8adc37c07ffba3eeac1f1d4ccDaniel Dunbar << FinalPhaseArg->getOption().getName(); 818ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar continue; 819ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 820a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 821ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Build the pipeline for this file. 8224d7b14734f2285695dcec347f8718b512093390aTed Kremenek llvm::OwningPtr<Action> Current(new InputAction(*InputArg, InputType)); 823ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar for (unsigned i = 0; i != NumSteps; ++i) { 824ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar phases::ID Phase = types::getCompilationPhase(InputType, i); 825ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 826ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // We are done if this step is past what the user requested. 827ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Phase > FinalPhase) 828ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar break; 829ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 830ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Queue linker inputs. 831ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Phase == phases::Link) { 832ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar assert(i + 1 == NumSteps && "linking must be final compilation step."); 8334d7b14734f2285695dcec347f8718b512093390aTed Kremenek LinkerInputs.push_back(Current.take()); 834ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar break; 835ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 836ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 837a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Some types skip the assembler phase (e.g., llvm-bc), but we can't 838a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // encode this in the steps because the intermediate type depends on 839a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // arguments. Just special case here. 840337a6271b98c4c183f7eaad1563a75260b4f2871Daniel Dunbar if (Phase == phases::Assemble && Current->getType() != types::TY_PP_Asm) 841337a6271b98c4c183f7eaad1563a75260b4f2871Daniel Dunbar continue; 842337a6271b98c4c183f7eaad1563a75260b4f2871Daniel Dunbar 843ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Otherwise construct the appropriate action. 8444d7b14734f2285695dcec347f8718b512093390aTed Kremenek Current.reset(ConstructPhaseAction(Args, Phase, Current.take())); 845ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Current->getType() == types::TY_Nothing) 846ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar break; 847ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 848ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 849ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // If we ended with something, add to the output list. 850ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Current) 8514d7b14734f2285695dcec347f8718b512093390aTed Kremenek Actions.push_back(Current.take()); 85253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 853ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 854ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Add a link action if necessary. 855ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (!LinkerInputs.empty()) 856ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Actions.push_back(new LinkJobAction(LinkerInputs, types::TY_Image)); 857f3601388f234f70778e3023018dfe57b64cf4043Daniel Dunbar 858f3601388f234f70778e3023018dfe57b64cf4043Daniel Dunbar // If we are linking, claim any options which are obviously only used for 859f3601388f234f70778e3023018dfe57b64cf4043Daniel Dunbar // compilation. 860f3601388f234f70778e3023018dfe57b64cf4043Daniel Dunbar if (FinalPhase == phases::Link) 861f3601388f234f70778e3023018dfe57b64cf4043Daniel Dunbar Args.ClaimAllArgs(options::OPT_CompileOnly_Group); 862ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar} 863ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 864ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel DunbarAction *Driver::ConstructPhaseAction(const ArgList &Args, phases::ID Phase, 865ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Action *Input) const { 8668f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar llvm::PrettyStackTraceString CrashInfo("Constructing phase actions"); 867ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Build the appropriate action. 868ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar switch (Phase) { 869ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Link: assert(0 && "link action invalid here."); 870ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Preprocess: { 871cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar types::ID OutputTy; 872cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar // -{M, MM} alter the output type. 873cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar if (Args.hasArg(options::OPT_M) || Args.hasArg(options::OPT_MM)) { 874cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar OutputTy = types::TY_Dependencies; 875cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar } else { 876cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar OutputTy = types::getPreprocessedType(Input->getType()); 877cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar assert(OutputTy != types::TY_INVALID && 878cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar "Cannot preprocess this input type!"); 879cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar } 880ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new PreprocessJobAction(Input, OutputTy); 881ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 882ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Precompile: 883a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar return new PrecompileJobAction(Input, types::TY_PCH); 884ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Compile: { 88573ba9a6337c7879021976949a2dad9476a4f0abbDaniel Dunbar bool HasO4 = false; 88673ba9a6337c7879021976949a2dad9476a4f0abbDaniel Dunbar if (const Arg *A = Args.getLastArg(options::OPT_O_Group)) 88773ba9a6337c7879021976949a2dad9476a4f0abbDaniel Dunbar HasO4 = A->getOption().matches(options::OPT_O4); 88873ba9a6337c7879021976949a2dad9476a4f0abbDaniel Dunbar 889ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Args.hasArg(options::OPT_fsyntax_only)) { 890ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new CompileJobAction(Input, types::TY_Nothing); 89164952508c2b0c8bffb45c8b410f0af3d2457f59bDaniel Dunbar } else if (Args.hasArg(options::OPT_rewrite_objc)) { 89264952508c2b0c8bffb45c8b410f0af3d2457f59bDaniel Dunbar return new CompileJobAction(Input, types::TY_RewrittenObjC); 89363be57a832b2dab70592d1d9b37a5cd9a627356eDaniel Dunbar } else if (Args.hasArg(options::OPT__analyze, options::OPT__analyze_auto)) { 894ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new AnalyzeJobAction(Input, types::TY_Plist); 8955915fbf310e171c4cd3c2af05e9de360c0fa988aDaniel Dunbar } else if (Args.hasArg(options::OPT_emit_ast)) { 8965915fbf310e171c4cd3c2af05e9de360c0fa988aDaniel Dunbar return new CompileJobAction(Input, types::TY_AST); 897337a6271b98c4c183f7eaad1563a75260b4f2871Daniel Dunbar } else if (Args.hasArg(options::OPT_emit_llvm) || 89873ba9a6337c7879021976949a2dad9476a4f0abbDaniel Dunbar Args.hasArg(options::OPT_flto) || HasO4) { 899a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar types::ID Output = 9006c6424bc0d3b5f080a97b5f6ef4a8d70c38e38f5Daniel Dunbar Args.hasArg(options::OPT_S) ? types::TY_LTO_IR : types::TY_LTO_BC; 901ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new CompileJobAction(Input, Output); 902ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } else { 903ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new CompileJobAction(Input, types::TY_PP_Asm); 904ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 905ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 906ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Assemble: 907ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new AssembleJobAction(Input, types::TY_Object); 908ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 909ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 910ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar assert(0 && "invalid phase in ConstructPhaseAction"); 911ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return 0; 91253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar} 91353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 91421549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbarvoid Driver::BuildJobs(Compilation &C) const { 9158f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar llvm::PrettyStackTraceString CrashInfo("Building compilation jobs"); 916f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 917f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o); 918f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 919a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // It is an error to provide a -o option if we are making multiple output 920a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // files. 921f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (FinalOutput) { 922f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar unsigned NumOutputs = 0; 923a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ActionList::const_iterator it = C.getActions().begin(), 92421549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar ie = C.getActions().end(); it != ie; ++it) 925f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if ((*it)->getType() != types::TY_Nothing) 926f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar ++NumOutputs; 927a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 928f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (NumOutputs > 1) { 929f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Diag(clang::diag::err_drv_output_argument_with_multiple_files); 930f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar FinalOutput = 0; 931f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 932f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 933f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 934a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ActionList::const_iterator it = C.getActions().begin(), 93521549237f14505cfc2a18a06416372a36229d0ceDaniel Dunbar ie = C.getActions().end(); it != ie; ++it) { 936f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Action *A = *it; 937f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 938a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // If we are linking an image for multiple archs then the linker wants 939a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // -arch_multiple and -final_output <final image name>. Unfortunately, this 940a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // doesn't fit in cleanly because we have to pass this information down. 941f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // 942a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: This is a hack; find a cleaner way to integrate this into the 943a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // process. 944f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *LinkingOutput = 0; 945d7b88c2cb8986217f164203747d35c8f596e38c2Daniel Dunbar if (isa<LipoJobAction>(A)) { 946f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (FinalOutput) 947f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar LinkingOutput = FinalOutput->getValue(C.getArgs()); 948f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar else 949f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar LinkingOutput = DefaultImageName.c_str(); 950f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 951f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 952f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar InputInfo II; 953a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar BuildJobsForAction(C, A, &C.getDefaultToolChain(), 9544954018954bbc97363eef02d0c83bea19ce9b329Daniel Dunbar /*BoundArch*/0, 955f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar /*AtTopLevel*/ true, 956f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar /*LinkingOutput*/ LinkingOutput, 957f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar II); 958f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 959586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar 960a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // If the user passed -Qunused-arguments or there were errors, don't warn 961a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // about any unused arguments. 962a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar if (Diags.getNumErrors() || 9631e23f5f963dd6a3cee43ace77578161798e41e2dDaniel Dunbar C.getArgs().hasArg(options::OPT_Qunused_arguments)) 964af2e4baa2a75471e820030701225a1ca02c7308fDaniel Dunbar return; 965af2e4baa2a75471e820030701225a1ca02c7308fDaniel Dunbar 966a2094e76fc545b9e17c851c3d2c46b719c5f17ebDaniel Dunbar // Claim -### here. 967a2094e76fc545b9e17c851c3d2c46b719c5f17ebDaniel Dunbar (void) C.getArgs().hasArg(options::OPT__HASH_HASH_HASH); 968a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 969586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar for (ArgList::const_iterator it = C.getArgs().begin(), ie = C.getArgs().end(); 970586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar it != ie; ++it) { 971586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar Arg *A = *it; 972a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 973586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar // FIXME: It would be nice to be able to send the argument to the 974a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Diagnostic, so that extra values, position, and so on could be printed. 9754f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar if (!A->isClaimed()) { 9761e23f5f963dd6a3cee43ace77578161798e41e2dDaniel Dunbar if (A->getOption().hasNoArgumentUnused()) 9771e23f5f963dd6a3cee43ace77578161798e41e2dDaniel Dunbar continue; 9781e23f5f963dd6a3cee43ace77578161798e41e2dDaniel Dunbar 979a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Suppress the warning automatically if this is just a flag, and it is an 980a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // instance of an argument we already claimed. 9814f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar const Option &Opt = A->getOption(); 9824f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar if (isa<FlagOption>(Opt)) { 9834f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar bool DuplicateClaimed = false; 9844f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar 985cdd9686b890ebdc10039ae256ef4c9dfb5ebacb7Daniel Dunbar for (arg_iterator it = C.getArgs().filtered_begin(&Opt), 986cdd9686b890ebdc10039ae256ef4c9dfb5ebacb7Daniel Dunbar ie = C.getArgs().filtered_end(); it != ie; ++it) { 987cdd9686b890ebdc10039ae256ef4c9dfb5ebacb7Daniel Dunbar if ((*it)->isClaimed()) { 9884f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar DuplicateClaimed = true; 9894f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar break; 9904f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar } 9914f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar } 9924f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar 9934f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar if (DuplicateClaimed) 9944f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar continue; 9954f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar } 9964f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar 997a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar Diag(clang::diag::warn_drv_unused_argument) 99838dd3d54186cf44ea9d37f463c3f2800ab526b82Daniel Dunbar << A->getAsString(C.getArgs()); 9994f53b298846d720fbb906373f3f28d92f2121f35Daniel Dunbar } 1000586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar } 100157b704d8d8f49bcaf856a3e37941d5ac6456eb50Daniel Dunbar} 100257b704d8d8f49bcaf856a3e37941d5ac6456eb50Daniel Dunbar 10038767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbarstatic const Tool &SelectToolForJob(Compilation &C, const ToolChain *TC, 10048767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar const JobAction *JA, 10058767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar const ActionList *&Inputs) { 10068767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar const Tool *ToolForJob = 0; 10078767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar 10088767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar // See if we should look for a compiler with an integrated assembler. We match 10098767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar // bottom up, so what we are actually looking for is an assembler job with a 10108767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar // compiler input. 1011eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar 1012eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar // FIXME: This doesn't belong here, but ideally we will support static soon 1013eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar // anyway. 1014eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar bool HasStatic = (C.getArgs().hasArg(options::OPT_mkernel) || 1015eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar C.getArgs().hasArg(options::OPT_static) || 1016eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar C.getArgs().hasArg(options::OPT_fapple_kext)); 1017eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar bool IsIADefault = (TC->IsIntegratedAssemblerDefault() && !HasStatic); 1018eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar if (C.getArgs().hasFlag(options::OPT_integrated_as, 10198767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar options::OPT_no_integrated_as, 1020eb840bd0e473ee11622e084a0d6ff276ee7aa5c6Daniel Dunbar IsIADefault) && 10218767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar !C.getArgs().hasArg(options::OPT_save_temps) && 10228767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar isa<AssembleJobAction>(JA) && 10238767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar Inputs->size() == 1 && isa<CompileJobAction>(*Inputs->begin())) { 10248767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar const Tool &Compiler = TC->SelectTool(C,cast<JobAction>(**Inputs->begin())); 10258767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar if (Compiler.hasIntegratedAssembler()) { 10268767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar Inputs = &(*Inputs)[0]->getInputs(); 10278767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar ToolForJob = &Compiler; 10288767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar } 10298767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar } 10308767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar 10318767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar // Otherwise use the tool for the current job. 10328767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar if (!ToolForJob) 10338767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar ToolForJob = &TC->SelectTool(C, *JA); 10348767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar 10358767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar // See if we should use an integrated preprocessor. We do so when we have 10368767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar // exactly one input, since this is the only use case we care about 10378767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar // (irrelevant since we don't support combine yet). 10388767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar if (Inputs->size() == 1 && isa<PreprocessJobAction>(*Inputs->begin()) && 10398767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar !C.getArgs().hasArg(options::OPT_no_integrated_cpp) && 10408767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar !C.getArgs().hasArg(options::OPT_traditional_cpp) && 10418767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar !C.getArgs().hasArg(options::OPT_save_temps) && 10428767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar ToolForJob->hasIntegratedCPP()) 10438767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar Inputs = &(*Inputs)[0]->getInputs(); 10448767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar 10458767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar return *ToolForJob; 10468767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar} 10478767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar 1048f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbarvoid Driver::BuildJobsForAction(Compilation &C, 1049f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const Action *A, 1050f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const ToolChain *TC, 10514954018954bbc97363eef02d0c83bea19ce9b329Daniel Dunbar const char *BoundArch, 1052f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar bool AtTopLevel, 1053f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *LinkingOutput, 1054f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar InputInfo &Result) const { 1055a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar llvm::PrettyStackTraceString CrashInfo("Building compilation jobs"); 105660ccc7677a5416df3a8f8bde79ab35f85cb66e14Daniel Dunbar 1057f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (const InputAction *IA = dyn_cast<InputAction>(A)) { 1058a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: It would be nice to not claim this here; maybe the old scheme of 1059a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // just using Args was better? 1060115a79277edababaf1b26e3654044ae983197679Daniel Dunbar const Arg &Input = IA->getInputArg(); 1061115a79277edababaf1b26e3654044ae983197679Daniel Dunbar Input.claim(); 1062532c1ec307b8689e95896a11ce5ae4661fa9e5d3Daniel Dunbar if (Input.getOption().matches(options::OPT_INPUT)) { 1063115a79277edababaf1b26e3654044ae983197679Daniel Dunbar const char *Name = Input.getValue(C.getArgs()); 1064115a79277edababaf1b26e3654044ae983197679Daniel Dunbar Result = InputInfo(Name, A->getType(), Name); 1065115a79277edababaf1b26e3654044ae983197679Daniel Dunbar } else 1066115a79277edababaf1b26e3654044ae983197679Daniel Dunbar Result = InputInfo(&Input, A->getType(), ""); 1067f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar return; 1068f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 1069f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 1070f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (const BindArchAction *BAA = dyn_cast<BindArchAction>(A)) { 1071d7502d0a662b5c299125aba04245aefce67cbc22Daniel Dunbar const ToolChain *TC = &C.getDefaultToolChain(); 1072d7502d0a662b5c299125aba04245aefce67cbc22Daniel Dunbar 1073cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar std::string Arch; 1074d7502d0a662b5c299125aba04245aefce67cbc22Daniel Dunbar if (BAA->getArchName()) 1075d7502d0a662b5c299125aba04245aefce67cbc22Daniel Dunbar TC = Host->CreateToolChain(C.getArgs(), BAA->getArchName()); 1076d7502d0a662b5c299125aba04245aefce67cbc22Daniel Dunbar 10774954018954bbc97363eef02d0c83bea19ce9b329Daniel Dunbar BuildJobsForAction(C, *BAA->begin(), TC, BAA->getArchName(), 1078e4341253cc5d9c05c256b90eb3f816d256264cebDaniel Dunbar AtTopLevel, LinkingOutput, Result); 1079f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar return; 1080f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 1081f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 1082f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const ActionList *Inputs = &A->getInputs(); 10838767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar 10848767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar const JobAction *JA = cast<JobAction>(A); 10858767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar const Tool &T = SelectToolForJob(C, TC, JA, Inputs); 1086f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 1087f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // Only use pipes when there is exactly one input. 108847ac7d27c44bd64a7d0fc03d4babc196cf2b8230Daniel Dunbar InputInfoList InputInfos; 1089f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar for (ActionList::const_iterator it = Inputs->begin(), ie = Inputs->end(); 1090f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar it != ie; ++it) { 1091be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar // Treat dsymutil sub-jobs as being at the top-level too, they shouldn't get 1092be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar // temporary output names. 1093be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar // 1094be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar // FIXME: Clean this up. 1095be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar bool SubJobAtTopLevel = false; 1096be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar if (AtTopLevel && isa<DsymutilJobAction>(A)) 1097be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar SubJobAtTopLevel = true; 1098be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar 1099f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar InputInfo II; 1100e4341253cc5d9c05c256b90eb3f816d256264cebDaniel Dunbar BuildJobsForAction(C, *it, TC, BoundArch, 1101be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar SubJobAtTopLevel, LinkingOutput, II); 1102f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar InputInfos.push_back(II); 1103f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 1104f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 1105f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // Always use the first input as the base input. 1106f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *BaseInput = InputInfos[0].getBaseInput(); 1107441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar 1108be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar // ... except dsymutil actions, which use their actual input as the base 1109be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar // input. 1110be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar if (JA->getType() == types::TY_dSYM) 1111be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar BaseInput = InputInfos[0].getFilename(); 1112be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar 11139b18cca61197421af872df81014390c9cb813516Daniel Dunbar // Determine the place to write output to, if any. 1114441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar if (JA->getType() == types::TY_Nothing) { 11155c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar Result = InputInfo(A->getType(), BaseInput); 1116441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar } else { 11175c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar Result = InputInfo(GetNamedOutputPath(C, *JA, BaseInput, AtTopLevel), 11185c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar A->getType(), BaseInput); 1119441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar } 1120441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar 11215c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar if (CCCPrintBindings) { 1122cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar llvm::errs() << "# \"" << T.getToolChain().getTripleString() << '"' 1123cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar << " - \"" << T.getName() << "\", inputs: ["; 11245c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar for (unsigned i = 0, e = InputInfos.size(); i != e; ++i) { 11255c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar llvm::errs() << InputInfos[i].getAsString(); 11265c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar if (i + 1 != e) 11275c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar llvm::errs() << ", "; 11285c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar } 11295c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar llvm::errs() << "], output: " << Result.getAsString() << "\n"; 11305c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar } else { 11312fe238ed293bd4bc27af9beb9fa151fad2146fa8Daniel Dunbar T.ConstructJob(C, *JA, Result, InputInfos, 11324954018954bbc97363eef02d0c83bea19ce9b329Daniel Dunbar C.getArgsForToolChain(TC, BoundArch), LinkingOutput); 11335c3c1d7b494660ba5e8983ee4584622750725ac2Daniel Dunbar } 1134f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar} 1135f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 1136a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbarconst char *Driver::GetNamedOutputPath(Compilation &C, 1137441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar const JobAction &JA, 1138441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar const char *BaseInput, 1139441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar bool AtTopLevel) const { 11408f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar llvm::PrettyStackTraceString CrashInfo("Computing output path"); 1141441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar // Output to a user requested destination? 1142be1cc3eec682ca73361edb4109a7969452d3dbebDaniel Dunbar if (AtTopLevel && !isa<DsymutilJobAction>(JA)) { 1143441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar if (Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o)) 1144441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar return C.addResultFile(FinalOutput->getValue(C.getArgs())); 1145441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar } 1146441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar 1147defcda7ea696c41ecaad36cc77f2360b91697265Daniel Dunbar // Default to writing to stdout? 1148defcda7ea696c41ecaad36cc77f2360b91697265Daniel Dunbar if (AtTopLevel && isa<PreprocessJobAction>(JA)) 1149defcda7ea696c41ecaad36cc77f2360b91697265Daniel Dunbar return "-"; 1150defcda7ea696c41ecaad36cc77f2360b91697265Daniel Dunbar 1151441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar // Output to a temporary file? 1152441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar if (!AtTopLevel && !C.getArgs().hasArg(options::OPT_save_temps)) { 1153a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar std::string TmpName = 1154214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar GetTemporaryPath(types::getTypeTempSuffix(JA.getType())); 1155214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar return C.addTempFile(C.getArgs().MakeArgString(TmpName.c_str())); 1156441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar } 1157441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar 1158441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar llvm::sys::Path BasePath(BaseInput); 11595796bf4913832bd1165c3ff5e04838d150de1c4cDaniel Dunbar std::string BaseName(BasePath.getLast()); 1160441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar 1161441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar // Determine what the derived output name should be. 1162441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar const char *NamedOutput; 1163441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar if (JA.getType() == types::TY_Image) { 1164441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar NamedOutput = DefaultImageName.c_str(); 1165441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar } else { 1166441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar const char *Suffix = types::getTypeTempSuffix(JA.getType()); 1167441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar assert(Suffix && "All types used for output should have a suffix."); 1168441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar 1169441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar std::string::size_type End = std::string::npos; 1170441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar if (!types::appendSuffixForType(JA.getType())) 1171441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar End = BaseName.rfind('.'); 1172441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar std::string Suffixed(BaseName.substr(0, End)); 1173441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar Suffixed += '.'; 1174441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar Suffixed += Suffix; 1175441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar NamedOutput = C.getArgs().MakeArgString(Suffixed.c_str()); 1176441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar } 1177441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar 1178a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // As an annoying special case, PCH generation doesn't strip the pathname. 1179441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar if (JA.getType() == types::TY_PCH) { 1180441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar BasePath.eraseComponent(); 118156c5594515571eab0e02368ed05416b9dac20837Daniel Dunbar if (BasePath.isEmpty()) 118256c5594515571eab0e02368ed05416b9dac20837Daniel Dunbar BasePath = NamedOutput; 118356c5594515571eab0e02368ed05416b9dac20837Daniel Dunbar else 118456c5594515571eab0e02368ed05416b9dac20837Daniel Dunbar BasePath.appendComponent(NamedOutput); 1185441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar return C.addResultFile(C.getArgs().MakeArgString(BasePath.c_str())); 1186441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar } else { 1187441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar return C.addResultFile(NamedOutput); 1188441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar } 1189441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar} 1190441d060838a5797691777dfcc992ff836b73dcd1Daniel Dunbar 11915ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbarstd::string Driver::GetFilePath(const char *Name, const ToolChain &TC) const { 119248ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth // Respect a limited subset of the '-Bprefix' functionality in GCC by 119348ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth // attempting to use this prefix when lokup up program paths. 119448ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth if (!PrefixDir.empty()) { 119548ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth llvm::sys::Path P(PrefixDir); 119648ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth P.appendComponent(Name); 119748ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth if (P.exists()) 119848ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth return P.str(); 119948ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth } 120048ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth 12010edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar const ToolChain::path_list &List = TC.getFilePaths(); 1202a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ToolChain::path_list::const_iterator 12030edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar it = List.begin(), ie = List.end(); it != ie; ++it) { 12040edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar llvm::sys::Path P(*it); 12050edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar P.appendComponent(Name); 12060edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar if (P.exists()) 12075ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar return P.str(); 12080edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar } 12090edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar 12105ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar return Name; 1211cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar} 1212cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 12135ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbarstd::string Driver::GetProgramPath(const char *Name, const ToolChain &TC, 12145ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar bool WantFile) const { 121548ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth // Respect a limited subset of the '-Bprefix' functionality in GCC by 121648ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth // attempting to use this prefix when lokup up program paths. 121748ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth if (!PrefixDir.empty()) { 121848ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth llvm::sys::Path P(PrefixDir); 121948ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth P.appendComponent(Name); 122048ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth if (WantFile ? P.exists() : P.canExecute()) 122148ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth return P.str(); 122248ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth } 122348ad6094679ca2bf4f3593068e02e7a208c1a73cChandler Carruth 12240edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar const ToolChain::path_list &List = TC.getProgramPaths(); 1225a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar for (ToolChain::path_list::const_iterator 12260edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar it = List.begin(), ie = List.end(); it != ie; ++it) { 12270edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar llvm::sys::Path P(*it); 12280edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar P.appendComponent(Name); 1229950bedd8a9f00caabd2f1fc6812d70e08103f847Mike Stump if (WantFile ? P.exists() : P.canExecute()) 12305ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar return P.str(); 12310edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar } 12320edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar 1233c50b00dbd843cd929b5f220d4a8699852249f64cDaniel Dunbar // If all else failed, search the path. 1234c50b00dbd843cd929b5f220d4a8699852249f64cDaniel Dunbar llvm::sys::Path P(llvm::sys::Program::FindProgramByName(Name)); 1235632f50edc08c76ebc643a0d4871bae33a55d7b4eDaniel Dunbar if (!P.empty()) 12365ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar return P.str(); 1237632f50edc08c76ebc643a0d4871bae33a55d7b4eDaniel Dunbar 12385ed34f4c58b6ad4e21038d713c1fae31a6146ff5Daniel Dunbar return Name; 1239cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar} 1240cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 1241214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbarstd::string Driver::GetTemporaryPath(const char *Suffix) const { 1242a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: This is lame; sys::Path should provide this function (in particular, 1243a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // it should know how to find the temporary files dir). 1244214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar std::string Error; 1245b03417fdc42ae19d2deb2ee1e5d2c3e9896a2a04Daniel Dunbar const char *TmpDir = ::getenv("TMPDIR"); 1246b03417fdc42ae19d2deb2ee1e5d2c3e9896a2a04Daniel Dunbar if (!TmpDir) 1247b03417fdc42ae19d2deb2ee1e5d2c3e9896a2a04Daniel Dunbar TmpDir = ::getenv("TEMP"); 1248b03417fdc42ae19d2deb2ee1e5d2c3e9896a2a04Daniel Dunbar if (!TmpDir) 12493ca7ee9a40532167f67bde17fff5e678f183f3f2Daniel Dunbar TmpDir = ::getenv("TMP"); 12503ca7ee9a40532167f67bde17fff5e678f183f3f2Daniel Dunbar if (!TmpDir) 1251b03417fdc42ae19d2deb2ee1e5d2c3e9896a2a04Daniel Dunbar TmpDir = "/tmp"; 1252b03417fdc42ae19d2deb2ee1e5d2c3e9896a2a04Daniel Dunbar llvm::sys::Path P(TmpDir); 1253f60c63af0ed33ab890600ee6146e7685901f46dfDaniel Dunbar P.appendComponent("cc"); 1254214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar if (P.makeUnique(false, &Error)) { 1255214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar Diag(clang::diag::err_drv_unable_to_make_temp) << Error; 1256214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar return ""; 1257214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar } 1258214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar 1259a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // FIXME: Grumble, makeUnique sometimes leaves the file around!? PR3837. 126084603bc4ed98caca9b82c1a68e63939927d8cd6dDaniel Dunbar P.eraseFromDisk(false, 0); 126184603bc4ed98caca9b82c1a68e63939927d8cd6dDaniel Dunbar 1262214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar P.appendSuffix(Suffix); 1263d57a7ef9252964bc6c8471451d7bd395b0520cb8Chris Lattner return P.str(); 1264214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar} 1265214399ebd73545dde02b4a45872e7ca9e1d9e742Daniel Dunbar 1266cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbarconst HostInfo *Driver::GetHostInfo(const char *TripleStr) const { 12678f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar llvm::PrettyStackTraceString CrashInfo("Constructing host"); 1268cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar llvm::Triple Triple(TripleStr); 1269dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar 12703a47c4e0a3e8d13ee4fb06cc3a98f9cfa9982400Chris Lattner // TCE is an osless target 12713a47c4e0a3e8d13ee4fb06cc3a98f9cfa9982400Chris Lattner if (Triple.getArchName() == "tce") 1272f78925f633e949f06521d9ffd937019e59f35efcDaniel Dunbar return createTCEHostInfo(*this, Triple); 12733a47c4e0a3e8d13ee4fb06cc3a98f9cfa9982400Chris Lattner 1274cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar switch (Triple.getOS()) { 1275e7925a075f110ab21afeae084670a155dea568e3Edward O'Callaghan case llvm::Triple::AuroraUX: 1276e7925a075f110ab21afeae084670a155dea568e3Edward O'Callaghan return createAuroraUXHostInfo(*this, Triple); 1277cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar case llvm::Triple::Darwin: 1278cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar return createDarwinHostInfo(*this, Triple); 1279cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar case llvm::Triple::DragonFly: 1280cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar return createDragonFlyHostInfo(*this, Triple); 1281f7b8eec37c8c8012fa525c71fb29a58c9f29beefDaniel Dunbar case llvm::Triple::OpenBSD: 1282f7b8eec37c8c8012fa525c71fb29a58c9f29beefDaniel Dunbar return createOpenBSDHostInfo(*this, Triple); 1283cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar case llvm::Triple::FreeBSD: 1284cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar return createFreeBSDHostInfo(*this, Triple); 128538e317d6dce161b249508686cc67eb7176958762Chris Lattner case llvm::Triple::Minix: 128638e317d6dce161b249508686cc67eb7176958762Chris Lattner return createMinixHostInfo(*this, Triple); 12876b3454a219cee5ef36c4668961f93a5c32deab61Eli Friedman case llvm::Triple::Linux: 12886b3454a219cee5ef36c4668961f93a5c32deab61Eli Friedman return createLinuxHostInfo(*this, Triple); 1289ff58e3610f4e12094def69eb2d6dcb4330378d8fMichael J. Spencer case llvm::Triple::Win32: 1290ff58e3610f4e12094def69eb2d6dcb4330378d8fMichael J. Spencer return createWindowsHostInfo(*this, Triple); 1291ff58e3610f4e12094def69eb2d6dcb4330378d8fMichael J. Spencer case llvm::Triple::MinGW32: 1292ff58e3610f4e12094def69eb2d6dcb4330378d8fMichael J. Spencer case llvm::Triple::MinGW64: 1293ff58e3610f4e12094def69eb2d6dcb4330378d8fMichael J. Spencer return createMinGWHostInfo(*this, Triple); 1294cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar default: 1295cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar return createUnknownHostInfo(*this, Triple); 1296cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar } 1297dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar} 1298af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar 1299af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbarbool Driver::ShouldUseClangCompiler(const Compilation &C, const JobAction &JA, 1300a6046bec7fc835186dde134fb81aa1b7d45cd9f0Daniel Dunbar const llvm::Triple &Triple) const { 1301a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Check if user requested no clang, or clang doesn't understand this type (we 1302a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // only handle single inputs for now). 13035915fbf310e171c4cd3c2af05e9de360c0fa988aDaniel Dunbar if (!CCCUseClang || JA.size() != 1 || 1304af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar !types::isAcceptedByClang((*JA.begin())->getType())) 1305af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar return false; 1306af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar 13070f99d2e57d8e3cf2508e7f9f868d41eccdc229c9Daniel Dunbar // Otherwise make sure this is an action clang understands. 1308af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar if (isa<PreprocessJobAction>(JA)) { 13096256d3654533547a7996170647c21a859cb441e1Daniel Dunbar if (!CCCUseClangCPP) { 13106256d3654533547a7996170647c21a859cb441e1Daniel Dunbar Diag(clang::diag::warn_drv_not_using_clang_cpp); 1311af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar return false; 13126256d3654533547a7996170647c21a859cb441e1Daniel Dunbar } 1313af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar } else if (!isa<PrecompileJobAction>(JA) && !isa<CompileJobAction>(JA)) 1314af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar return false; 1315af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar 13160f99d2e57d8e3cf2508e7f9f868d41eccdc229c9Daniel Dunbar // Use clang for C++? 13176256d3654533547a7996170647c21a859cb441e1Daniel Dunbar if (!CCCUseClangCXX && types::isCXX((*JA.begin())->getType())) { 13186256d3654533547a7996170647c21a859cb441e1Daniel Dunbar Diag(clang::diag::warn_drv_not_using_clang_cxx); 1319af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar return false; 13206256d3654533547a7996170647c21a859cb441e1Daniel Dunbar } 1321af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar 132264952508c2b0c8bffb45c8b410f0af3d2457f59bDaniel Dunbar // Always use clang for precompiling, AST generation, and rewriting, 132364952508c2b0c8bffb45c8b410f0af3d2457f59bDaniel Dunbar // regardless of archs. 13246c6424bc0d3b5f080a97b5f6ef4a8d70c38e38f5Daniel Dunbar if (isa<PrecompileJobAction>(JA) || 13256c6424bc0d3b5f080a97b5f6ef4a8d70c38e38f5Daniel Dunbar types::isOnlyAcceptedByClang(JA.getType())) 1326fec26bd1f4681db8c253fb86529e52bcad28a3ffDaniel Dunbar return true; 1327fec26bd1f4681db8c253fb86529e52bcad28a3ffDaniel Dunbar 1328a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // Finally, don't use clang if this isn't one of the user specified archs to 1329a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar // build. 1330a6046bec7fc835186dde134fb81aa1b7d45cd9f0Daniel Dunbar if (!CCCClangArchs.empty() && !CCCClangArchs.count(Triple.getArch())) { 1331a6046bec7fc835186dde134fb81aa1b7d45cd9f0Daniel Dunbar Diag(clang::diag::warn_drv_not_using_clang_arch) << Triple.getArchName(); 1332af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar return false; 13336256d3654533547a7996170647c21a859cb441e1Daniel Dunbar } 1334af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar 1335af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar return true; 1336af80e1ffafeb77929cc0b9ba8940a7f1c0b80d51Daniel Dunbar} 1337d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar 1338a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar/// GetReleaseVersion - Parse (([0-9]+)(.([0-9]+)(.([0-9]+)?))?)? and return the 1339a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar/// grouped values as integers. Numbers which are not provided are set to 0. 1340d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar/// 1341a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar/// \return True if the entire string was parsed (9.2), or all groups were 1342a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar/// parsed (10.3.5extrastuff). 1343a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbarbool Driver::GetReleaseVersion(const char *Str, unsigned &Major, 1344d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar unsigned &Minor, unsigned &Micro, 1345d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar bool &HadExtra) { 1346d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar HadExtra = false; 1347d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar 1348d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar Major = Minor = Micro = 0; 1349a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar if (*Str == '\0') 1350d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar return true; 1351d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar 1352d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar char *End; 1353d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar Major = (unsigned) strtol(Str, &End, 10); 1354d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar if (*Str != '\0' && *End == '\0') 1355d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar return true; 1356d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar if (*End != '.') 1357d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar return false; 1358a82318332c9e9b61d3d17371e675ca2859877ee5Daniel Dunbar 1359d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar Str = End+1; 1360d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar Minor = (unsigned) strtol(Str, &End, 10); 1361d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar if (*Str != '\0' && *End == '\0') 1362d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar return true; 1363d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar if (*End != '.') 1364d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar return false; 1365d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar 1366d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar Str = End+1; 1367d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar Micro = (unsigned) strtol(Str, &End, 10); 1368d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar if (*Str != '\0' && *End == '\0') 1369d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar return true; 1370d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar if (Str == End) 1371d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar return false; 1372d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar HadExtra = true; 1373d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar return true; 1374d73fe9b70c5f6738d004744562287a62831f39bfDaniel Dunbar} 1375