13fdcc6fb12d7cf38d2a3111736f80f0dd55447b4Nick Lewycky//===--- ToolChain.cpp - Collections of tools for one platform ------------===// 22ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// 32ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// The LLVM Compiler Infrastructure 42ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// 52ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// This file is distributed under the University of Illinois Open Source 62ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// License. See LICENSE.TXT for details. 72ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// 82ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar//===----------------------------------------------------------------------===// 92ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 105b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola#include "Tools.h" 1155fc873017f10f6f566b182b70f6fc22aefa3464Chandler Carruth#include "clang/Basic/ObjCRuntime.h" 124967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#include "clang/Config/config.h" 132ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar#include "clang/Driver/Action.h" 142ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar#include "clang/Driver/Driver.h" 1500577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar#include "clang/Driver/DriverDiagnostic.h" 1600577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar#include "clang/Driver/Options.h" 17c6911a2b1fc176e4d6053ed86506c17c3d8b0057Peter Collingbourne#include "clang/Driver/SanitizerArgs.h" 18b1e25a1bc03292dc538d336573e0be1490223171Reid Kleckner#include "clang/Driver/ToolChain.h" 19c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines#include "llvm/ADT/SmallString.h" 2057f6d1946b1026eb4d0bbc1904b2833b254d4caaBob Wilson#include "llvm/ADT/StringSwitch.h" 21b1e25a1bc03292dc538d336573e0be1490223171Reid Kleckner#include "llvm/Option/Arg.h" 22b1e25a1bc03292dc538d336573e0be1490223171Reid Kleckner#include "llvm/Option/ArgList.h" 23b1e25a1bc03292dc538d336573e0be1490223171Reid Kleckner#include "llvm/Option/Option.h" 249f084a3166b684573ba49df28fc5792bc37d92e1John McCall#include "llvm/Support/ErrorHandling.h" 258e8e95c57c310bbc52cdc8d32df23c95afc77916Simon Atanasyan#include "llvm/Support/FileSystem.h" 2687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar#include "llvm/Support/TargetRegistry.h" 2787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar#include "llvm/Support/TargetParser.h" 2887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 292ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbarusing namespace clang::driver; 3087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarusing namespace clang::driver::tools; 315f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnerusing namespace clang; 3287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarusing namespace llvm; 33b1e25a1bc03292dc538d336573e0be1490223171Reid Klecknerusing namespace llvm::opt; 342ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 350e2c34f92f00628d48968dfea096d36381f494cbStephen Hinesstatic llvm::opt::Arg *GetRTTIArgument(const ArgList &Args) { 360e2c34f92f00628d48968dfea096d36381f494cbStephen Hines return Args.getLastArg(options::OPT_mkernel, options::OPT_fapple_kext, 370e2c34f92f00628d48968dfea096d36381f494cbStephen Hines options::OPT_fno_rtti, options::OPT_frtti); 380e2c34f92f00628d48968dfea096d36381f494cbStephen Hines} 390e2c34f92f00628d48968dfea096d36381f494cbStephen Hines 400e2c34f92f00628d48968dfea096d36381f494cbStephen Hinesstatic ToolChain::RTTIMode CalculateRTTIMode(const ArgList &Args, 410e2c34f92f00628d48968dfea096d36381f494cbStephen Hines const llvm::Triple &Triple, 420e2c34f92f00628d48968dfea096d36381f494cbStephen Hines const Arg *CachedRTTIArg) { 430e2c34f92f00628d48968dfea096d36381f494cbStephen Hines // Explicit rtti/no-rtti args 440e2c34f92f00628d48968dfea096d36381f494cbStephen Hines if (CachedRTTIArg) { 450e2c34f92f00628d48968dfea096d36381f494cbStephen Hines if (CachedRTTIArg->getOption().matches(options::OPT_frtti)) 460e2c34f92f00628d48968dfea096d36381f494cbStephen Hines return ToolChain::RM_EnabledExplicitly; 470e2c34f92f00628d48968dfea096d36381f494cbStephen Hines else 480e2c34f92f00628d48968dfea096d36381f494cbStephen Hines return ToolChain::RM_DisabledExplicitly; 490e2c34f92f00628d48968dfea096d36381f494cbStephen Hines } 500e2c34f92f00628d48968dfea096d36381f494cbStephen Hines 510e2c34f92f00628d48968dfea096d36381f494cbStephen Hines // -frtti is default, except for the PS4 CPU. 520e2c34f92f00628d48968dfea096d36381f494cbStephen Hines if (!Triple.isPS4CPU()) 530e2c34f92f00628d48968dfea096d36381f494cbStephen Hines return ToolChain::RM_EnabledImplicitly; 540e2c34f92f00628d48968dfea096d36381f494cbStephen Hines 550e2c34f92f00628d48968dfea096d36381f494cbStephen Hines // On the PS4, turning on c++ exceptions turns on rtti. 560e2c34f92f00628d48968dfea096d36381f494cbStephen Hines // We're assuming that, if we see -fexceptions, rtti gets turned on. 573ea9e33ea25e0c2b12db56418ba3f994eb662c04Pirama Arumuga Nainar Arg *Exceptions = Args.getLastArgNoClaim( 580e2c34f92f00628d48968dfea096d36381f494cbStephen Hines options::OPT_fcxx_exceptions, options::OPT_fno_cxx_exceptions, 590e2c34f92f00628d48968dfea096d36381f494cbStephen Hines options::OPT_fexceptions, options::OPT_fno_exceptions); 600e2c34f92f00628d48968dfea096d36381f494cbStephen Hines if (Exceptions && 610e2c34f92f00628d48968dfea096d36381f494cbStephen Hines (Exceptions->getOption().matches(options::OPT_fexceptions) || 620e2c34f92f00628d48968dfea096d36381f494cbStephen Hines Exceptions->getOption().matches(options::OPT_fcxx_exceptions))) 630e2c34f92f00628d48968dfea096d36381f494cbStephen Hines return ToolChain::RM_EnabledImplicitly; 640e2c34f92f00628d48968dfea096d36381f494cbStephen Hines 650e2c34f92f00628d48968dfea096d36381f494cbStephen Hines return ToolChain::RM_DisabledImplicitly; 660e2c34f92f00628d48968dfea096d36381f494cbStephen Hines} 670e2c34f92f00628d48968dfea096d36381f494cbStephen Hines 68af370e6e051e505016637e23418354db625dc796Rafael EspindolaToolChain::ToolChain(const Driver &D, const llvm::Triple &T, 69176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines const ArgList &Args) 700e2c34f92f00628d48968dfea096d36381f494cbStephen Hines : D(D), Triple(T), Args(Args), CachedRTTIArg(GetRTTIArgument(Args)), 710e2c34f92f00628d48968dfea096d36381f494cbStephen Hines CachedRTTIMode(CalculateRTTIMode(Args, Triple, CachedRTTIArg)) { 72176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines if (Arg *A = Args.getLastArg(options::OPT_mthread_model)) 73176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines if (!isThreadModelSupported(A->getValue())) 74176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines D.Diag(diag::err_drv_invalid_thread_model_for_target) 750e2c34f92f00628d48968dfea096d36381f494cbStephen Hines << A->getValue() << A->getAsString(Args); 762ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar} 772ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 782ba38ba9a18b8ec88e2509fad622eeec01562769Daniel DunbarToolChain::~ToolChain() { 792ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar} 802ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 8187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarvfs::FileSystem &ToolChain::getVFS() const { return getDriver().getVFS(); } 82ee788e70fcd0adf76103b17c78ac658d4ea30c9bDaniel Dunbar 83af370e6e051e505016637e23418354db625dc796Rafael Espindolabool ToolChain::useIntegratedAs() const { 84651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return Args.hasFlag(options::OPT_fintegrated_as, 85651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines options::OPT_fno_integrated_as, 865470cd27e47aea163daaa76dde36010753400663Rafael Espindola IsIntegratedAssemblerDefault()); 875470cd27e47aea163daaa76dde36010753400663Rafael Espindola} 885470cd27e47aea163daaa76dde36010753400663Rafael Espindola 891b8f12d46c10169bb949372ec5fc4c58afc2ced1Alexey Samsonovconst SanitizerArgs& ToolChain::getSanitizerArgs() const { 90c6911a2b1fc176e4d6053ed86506c17c3d8b0057Peter Collingbourne if (!SanitizerArguments.get()) 91c6911a2b1fc176e4d6053ed86506c17c3d8b0057Peter Collingbourne SanitizerArguments.reset(new SanitizerArgs(*this, Args)); 92c6911a2b1fc176e4d6053ed86506c17c3d8b0057Peter Collingbourne return *SanitizerArguments.get(); 931b8f12d46c10169bb949372ec5fc4c58afc2ced1Alexey Samsonov} 941b8f12d46c10169bb949372ec5fc4c58afc2ced1Alexey Samsonov 9587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarnamespace { 9687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarstruct DriverSuffix { 9787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const char *Suffix; 9887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const char *ModeFlag; 9987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar}; 10087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 10187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarconst DriverSuffix *FindDriverSuffix(StringRef ProgName) { 10287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // A list of known driver suffixes. Suffixes are compared against the 10387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // program name in order. If there is a match, the frontend type is updated as 10487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // necessary by applying the ModeFlag. 10587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar static const DriverSuffix DriverSuffixes[] = { 10687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"clang", nullptr}, 10787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"clang++", "--driver-mode=g++"}, 10887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"clang-c++", "--driver-mode=g++"}, 10987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"clang-cc", nullptr}, 11087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"clang-cpp", "--driver-mode=cpp"}, 11187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"clang-g++", "--driver-mode=g++"}, 11287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"clang-gcc", nullptr}, 11387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"clang-cl", "--driver-mode=cl"}, 11487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"cc", nullptr}, 11587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"cpp", "--driver-mode=cpp"}, 11687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"cl", "--driver-mode=cl"}, 11787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar {"++", "--driver-mode=g++"}, 11887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar }; 11987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 12087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar for (size_t i = 0; i < llvm::array_lengthof(DriverSuffixes); ++i) 12187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (ProgName.endswith(DriverSuffixes[i].Suffix)) 12287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return &DriverSuffixes[i]; 12387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return nullptr; 12487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 12587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 12687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar/// Normalize the program name from argv[0] by stripping the file extension if 12787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar/// present and lower-casing the string on Windows. 12887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarstd::string normalizeProgramName(llvm::StringRef Argv0) { 12987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar std::string ProgName = llvm::sys::path::stem(Argv0); 13087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar#ifdef LLVM_ON_WIN32 13187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // Transform to lowercase for case insensitive file systems. 13287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar std::transform(ProgName.begin(), ProgName.end(), ProgName.begin(), ::tolower); 13387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar#endif 13487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return ProgName; 13587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 13687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 13787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarconst DriverSuffix *parseDriverSuffix(StringRef ProgName) { 13887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // Try to infer frontend type and default target from the program name by 13987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // comparing it against DriverSuffixes in order. 14087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 14187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // If there is a match, the function tries to identify a target as prefix. 14287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // E.g. "x86_64-linux-clang" as interpreted as suffix "clang" with target 14387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // prefix "x86_64-linux". If such a target prefix is found, it may be 14487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // added via -target as implicit first argument. 14587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const DriverSuffix *DS = FindDriverSuffix(ProgName); 14687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 14787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (!DS) { 14887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // Try again after stripping any trailing version number: 14987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // clang++3.5 -> clang++ 15087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar ProgName = ProgName.rtrim("0123456789."); 15187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar DS = FindDriverSuffix(ProgName); 15287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar } 15387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 15487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (!DS) { 15587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // Try again after stripping trailing -component. 15687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // clang++-tot -> clang++ 15787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar ProgName = ProgName.slice(0, ProgName.rfind('-')); 15887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar DS = FindDriverSuffix(ProgName); 15987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar } 16087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return DS; 16187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 16287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} // anonymous namespace 16387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 16487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarstd::pair<std::string, std::string> 16587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga NainarToolChain::getTargetAndModeFromProgramName(StringRef PN) { 16687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar std::string ProgName = normalizeProgramName(PN); 16787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const DriverSuffix *DS = parseDriverSuffix(ProgName); 16887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (!DS) 16987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return std::make_pair("", ""); 17087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar std::string ModeFlag = DS->ModeFlag == nullptr ? "" : DS->ModeFlag; 17187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 17287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar std::string::size_type LastComponent = 17387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar ProgName.rfind('-', ProgName.size() - strlen(DS->Suffix)); 17487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (LastComponent == std::string::npos) 17587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return std::make_pair("", ModeFlag); 17687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 17787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // Infer target from the prefix. 17887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar StringRef Prefix(ProgName); 17987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Prefix = Prefix.slice(0, LastComponent); 18087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar std::string IgnoredError; 18187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar std::string Target; 18287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (llvm::TargetRegistry::lookupTarget(Prefix, IgnoredError)) { 18387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Target = Prefix; 18487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar } 18587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return std::make_pair(Target, ModeFlag); 18687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 18787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 188176edba5311f6eff0cad2631449885ddf4fbc9eaStephen HinesStringRef ToolChain::getDefaultUniversalArchName() const { 189d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar // In universal driver terms, the arch name accepted by -arch isn't exactly 190d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar // the same as the ones that appear in the triple. Roughly speaking, this is 191d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar // an inverse of the darwin::getArchTypeForDarwinArchName() function, but the 192d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar // only interesting special case is powerpc. 193d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar switch (Triple.getArch()) { 194d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar case llvm::Triple::ppc: 195d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar return "ppc"; 196d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar case llvm::Triple::ppc64: 197d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar return "ppc64"; 198ea7fb0ce25acc04664a2e7c2b24af03cef2c0d1fBill Schmidt case llvm::Triple::ppc64le: 199ea7fb0ce25acc04664a2e7c2b24af03cef2c0d1fBill Schmidt return "ppc64le"; 200d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar default: 201d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar return Triple.getArchName(); 202d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar } 203d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar} 204d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar 20503a86385d6628398e1671db1d1970eb83ef0f8b3Rafael Espindolabool ToolChain::IsUnwindTablesDefault() const { 20603a86385d6628398e1671db1d1970eb83ef0f8b3Rafael Espindola return false; 20703a86385d6628398e1671db1d1970eb83ef0f8b3Rafael Espindola} 20803a86385d6628398e1671db1d1970eb83ef0f8b3Rafael Espindola 209f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael EspindolaTool *ToolChain::getClang() const { 210f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola if (!Clang) 211f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola Clang.reset(new tools::Clang(*this)); 212f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola return Clang.get(); 213f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola} 214f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola 215f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael EspindolaTool *ToolChain::buildAssembler() const { 216f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola return new tools::ClangAs(*this); 217f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola} 218f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola 219f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael EspindolaTool *ToolChain::buildLinker() const { 220f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola llvm_unreachable("Linking is not supported by this toolchain"); 221f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola} 222f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola 223f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael EspindolaTool *ToolChain::getAssemble() const { 224f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola if (!Assemble) 225f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola Assemble.reset(buildAssembler()); 226f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola return Assemble.get(); 227f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola} 228f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola 229f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael EspindolaTool *ToolChain::getClangAs() const { 230f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola if (!Assemble) 231f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola Assemble.reset(new tools::ClangAs(*this)); 232f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola return Assemble.get(); 233f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola} 234f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola 235f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael EspindolaTool *ToolChain::getLink() const { 236f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola if (!Link) 237f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola Link.reset(buildLinker()); 238f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola return Link.get(); 239f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola} 240f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola 241f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael EspindolaTool *ToolChain::getTool(Action::ActionClass AC) const { 242c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola switch (AC) { 243c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::AssembleJobClass: 244f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola return getAssemble(); 245f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola 246c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::LinkJobClass: 247f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola return getLink(); 248f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola 249f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola case Action::InputClass: 250f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola case Action::BindArchClass: 25187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar case Action::CudaDeviceClass: 25287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar case Action::CudaHostClass: 253c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::LipoJobClass: 254c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::DsymutilJobClass: 255651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case Action::VerifyDebugInfoJobClass: 256c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola llvm_unreachable("Invalid tool kind."); 257c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola 258c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::CompileJobClass: 259c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::PrecompileJobClass: 260c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::PreprocessJobClass: 261c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::AnalyzeJobClass: 262c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola case Action::MigrateJobClass: 263651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case Action::VerifyPCHJobClass: 2640e2c34f92f00628d48968dfea096d36381f494cbStephen Hines case Action::BackendJobClass: 265f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola return getClang(); 266c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola } 2674c49f7b473b0158bb6e3534f70143132cc638ce8Benjamin Kramer 2684c49f7b473b0158bb6e3534f70143132cc638ce8Benjamin Kramer llvm_unreachable("Invalid tool kind."); 269c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola} 270c0a55d12caff98504eace18b553bb111160a8131Rafael Espindola 27187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarstatic StringRef getArchNameForCompilerRTLib(const ToolChain &TC, 27287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const ArgList &Args) { 27387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const llvm::Triple &Triple = TC.getTriple(); 27487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar bool IsWindows = Triple.isOSWindows(); 27587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 27687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (Triple.isWindowsMSVCEnvironment() && TC.getArch() == llvm::Triple::x86) 27787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return "i386"; 27887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 27987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (TC.getArch() == llvm::Triple::arm || TC.getArch() == llvm::Triple::armeb) 28087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return (arm::getARMFloatABI(TC, Args) == arm::FloatABI::Hard && !IsWindows) 28187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar ? "armhf" 28287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar : "arm"; 28387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 28487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return TC.getArchName(); 28587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 28687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 28787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarstd::string ToolChain::getCompilerRT(const ArgList &Args, StringRef Component, 28887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar bool Shared) const { 28987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const llvm::Triple &TT = getTriple(); 29087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const char *Env = TT.isAndroid() ? "-android" : ""; 29187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar bool IsITANMSVCWindows = 29287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar TT.isWindowsMSVCEnvironment() || TT.isWindowsItaniumEnvironment(); 29387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 29487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar StringRef Arch = getArchNameForCompilerRTLib(*this, Args); 29587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const char *Prefix = IsITANMSVCWindows ? "" : "lib"; 29687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const char *Suffix = Shared ? (Triple.isOSWindows() ? ".dll" : ".so") 29787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar : (IsITANMSVCWindows ? ".lib" : ".a"); 29887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 29987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar SmallString<128> Path(getDriver().ResourceDir); 30087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar StringRef OSLibName = Triple.isOSFreeBSD() ? "freebsd" : getOS(); 30187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar llvm::sys::path::append(Path, "lib", OSLibName); 30287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar llvm::sys::path::append(Path, Prefix + Twine("clang_rt.") + Component + "-" + 30387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Arch + Env + Suffix); 30487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return Path.str(); 30587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 30687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 30787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarconst char *ToolChain::getCompilerRTArgString(const llvm::opt::ArgList &Args, 30887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar StringRef Component, 30987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar bool Shared) const { 31087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return Args.MakeArgString(getCompilerRT(Args, Component, Shared)); 31187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 31287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 31387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarbool ToolChain::needsProfileRT(const ArgList &Args) { 31487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs, 31587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar false) || 31687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Args.hasArg(options::OPT_fprofile_generate) || 31787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Args.hasArg(options::OPT_fprofile_generate_EQ) || 31887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Args.hasArg(options::OPT_fprofile_instr_generate) || 31987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Args.hasArg(options::OPT_fprofile_instr_generate_EQ) || 32087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Args.hasArg(options::OPT_fcreate_profile) || 32187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Args.hasArg(options::OPT_coverage)) 32287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return true; 32387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 32487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return false; 32587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 32687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 32729511875348c49c9c5a14bb086cd51e17feb01c9Rafael EspindolaTool *ToolChain::SelectTool(const JobAction &JA) const { 32887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (getDriver().ShouldUseClangCompiler(JA)) return getClang(); 329f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola Action::ActionClass AC = JA.getKind(); 330f48b93cb2054e83e43ca4391b8ec70be89fa2e30Rafael Espindola if (AC == Action::AssembleJobClass && useIntegratedAs()) 33129511875348c49c9c5a14bb086cd51e17feb01c9Rafael Espindola return getClangAs(); 33229511875348c49c9c5a14bb086cd51e17feb01c9Rafael Espindola return getTool(AC); 3335b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola} 3345b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola 3354a7e88978cf646ad10d654020cb00b3877069210Daniel Dunbarstd::string ToolChain::GetFilePath(const char *Name) const { 3364d7ff6e8639bdce74e39b90370729ad0179ebccaChandler Carruth return D.GetFilePath(Name, *this); 3372ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar} 3382ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 339fc44e88cbdf013d285f2e4e3962fb80dcad56770Simon Atanasyanstd::string ToolChain::GetProgramPath(const char *Name) const { 340fc44e88cbdf013d285f2e4e3962fb80dcad56770Simon Atanasyan return D.GetProgramPath(Name, *this); 3412ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar} 3424180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar 343c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesstd::string ToolChain::GetLinkerPath() const { 344c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines if (Arg *A = Args.getLastArg(options::OPT_fuse_ld_EQ)) { 3454967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar StringRef UseLinker = A->getValue(); 3464967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 3474967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar if (llvm::sys::path::is_absolute(UseLinker)) { 3484967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // If we're passed -fuse-ld= with what looks like an absolute path, 3494967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // don't attempt to second-guess that. 3504967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar if (llvm::sys::fs::exists(UseLinker)) 3514967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar return UseLinker; 3524967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar } else { 3534967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // If we're passed -fuse-ld= with no argument, or with the argument ld, 3544967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // then use whatever the default system linker is. 3554967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar if (UseLinker.empty() || UseLinker == "ld") 3564967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar return GetProgramPath("ld"); 3574967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 3584967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar llvm::SmallString<8> LinkerName("ld."); 3594967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar LinkerName.append(UseLinker); 3604967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 3614967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar std::string LinkerPath(GetProgramPath(LinkerName.c_str())); 3624967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar if (llvm::sys::fs::exists(LinkerPath)) 3634967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar return LinkerPath; 3644967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar } 365c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 366c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines getDriver().Diag(diag::err_drv_invalid_linker_name) << A->getAsString(Args); 367c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines return ""; 368c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines } 369c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 37087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return GetProgramPath(DefaultLinker); 371c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines} 372c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 3734180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbartypes::ID ToolChain::LookupTypeForExtension(const char *Ext) const { 3744180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar return types::lookupTypeForExtension(Ext); 3754180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar} 37600577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar 377b993f5d93b994b9b0aac6aebae669621744bbed7Daniel Dunbarbool ToolChain::HasNativeLLVMSupport() const { 378b993f5d93b994b9b0aac6aebae669621744bbed7Daniel Dunbar return false; 379b993f5d93b994b9b0aac6aebae669621744bbed7Daniel Dunbar} 380b993f5d93b994b9b0aac6aebae669621744bbed7Daniel Dunbar 381651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesbool ToolChain::isCrossCompiling() const { 382651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines llvm::Triple HostTriple(LLVM_HOST_TRIPLE); 383651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines switch (HostTriple.getArch()) { 384651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // The A32/T32/T16 instruction sets are not separate architectures in this 385651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // context. 386651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case llvm::Triple::arm: 387651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case llvm::Triple::armeb: 388651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case llvm::Triple::thumb: 389651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case llvm::Triple::thumbeb: 390651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return getArch() != llvm::Triple::arm && getArch() != llvm::Triple::thumb && 391651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines getArch() != llvm::Triple::armeb && getArch() != llvm::Triple::thumbeb; 392651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines default: 393651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return HostTriple.getArch() != getArch(); 394651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 395651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines} 396651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 397260611a32535c851237926bfcf78869b13c07d5bJohn McCallObjCRuntime ToolChain::getDefaultObjCRuntime(bool isNonFragile) const { 39811d3f4cc27e6b923fc32481dc1bb5ec46c7d1f4bDavid Chisnall return ObjCRuntime(isNonFragile ? ObjCRuntime::GNUstep : ObjCRuntime::GCC, 399260611a32535c851237926bfcf78869b13c07d5bJohn McCall VersionTuple()); 4009f084a3166b684573ba49df28fc5792bc37d92e1John McCall} 4019f084a3166b684573ba49df28fc5792bc37d92e1John McCall 402176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hinesbool ToolChain::isThreadModelSupported(const StringRef Model) const { 403176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines if (Model == "single") { 40487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // FIXME: 'single' is only supported on ARM and WebAssembly so far. 405176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines return Triple.getArch() == llvm::Triple::arm || 406176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines Triple.getArch() == llvm::Triple::armeb || 407176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines Triple.getArch() == llvm::Triple::thumb || 40887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Triple.getArch() == llvm::Triple::thumbeb || 40987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Triple.getArch() == llvm::Triple::wasm32 || 41087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Triple.getArch() == llvm::Triple::wasm64; 411176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines } else if (Model == "posix") 412176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines return true; 413176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 414176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines return false; 415176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines} 416176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 41732ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbachstd::string ToolChain::ComputeLLVMTriple(const ArgList &Args, 41861ab80a8b35e6fe9363e8ef1b3d27209b0e89349Chad Rosier types::ID InputType) const { 41900577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar switch (getTriple().getArch()) { 42000577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar default: 42100577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar return getTripleString(); 42200577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar 42332ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach case llvm::Triple::x86_64: { 42432ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach llvm::Triple Triple = getTriple(); 425651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (!Triple.isOSBinFormatMachO()) 42632ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach return getTripleString(); 42732ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach 42832ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach if (Arg *A = Args.getLastArg(options::OPT_march_EQ)) { 42932ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach // x86_64h goes in the triple. Other -march options just use the 43032ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach // vanilla triple we already have. 43132ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach StringRef MArch = A->getValue(); 43232ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach if (MArch == "x86_64h") 43332ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach Triple.setArchName(MArch); 43432ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach } 43532ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach return Triple.getTriple(); 43632ca73e33fcc7c75ea1c297755a300be3e9e5371Jim Grosbach } 437176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines case llvm::Triple::aarch64: { 438176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines llvm::Triple Triple = getTriple(); 439176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines if (!Triple.isOSBinFormatMachO()) 440176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines return getTripleString(); 441176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 442176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines // FIXME: older versions of ld64 expect the "arm64" component in the actual 443176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines // triple string and query it to determine whether an LTO file can be 444176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines // handled. Remove this when we don't care any more. 445176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines Triple.setArchName("arm64"); 446176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines return Triple.getTriple(); 447176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines } 44800577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar case llvm::Triple::arm: 449651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case llvm::Triple::armeb: 450651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case llvm::Triple::thumb: 451651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case llvm::Triple::thumbeb: { 45200577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar // FIXME: Factor into subclasses. 45300577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar llvm::Triple Triple = getTriple(); 454651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines bool IsBigEndian = getTriple().getArch() == llvm::Triple::armeb || 455651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines getTriple().getArch() == llvm::Triple::thumbeb; 45600577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar 4576bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines // Handle pseudo-target flags '-mlittle-endian'/'-EL' and 4586bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines // '-mbig-endian'/'-EB'. 4596bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines if (Arg *A = Args.getLastArg(options::OPT_mlittle_endian, 4606bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines options::OPT_mbig_endian)) { 4613ea9e33ea25e0c2b12db56418ba3f994eb662c04Pirama Arumuga Nainar IsBigEndian = !A->getOption().matches(options::OPT_mlittle_endian); 4626bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines } 4636bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines 46400577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar // Thumb2 is the default for V7 on Darwin. 46500577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar // 46600577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar // FIXME: Thumb should just be another -target-feaure, not in the triple. 46787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar StringRef MCPU, MArch; 46887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (const Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) 46987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar MCPU = A->getValue(); 47087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) 47187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar MArch = A->getValue(); 47287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar std::string CPU = 47387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Triple.isOSBinFormatMachO() 47487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar ? tools::arm::getARMCPUForMArch(MArch, Triple).str() 47587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar : tools::arm::getARMTargetCPU(MCPU, MArch, Triple); 47687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar StringRef Suffix = 47787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar tools::arm::getLLVMArchSuffixForARM(CPU, MArch, Triple); 47887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar bool IsMProfile = ARM::parseArchProfile(Suffix) == ARM::PK_M; 47987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar bool ThumbDefault = IsMProfile || (ARM::parseArchVersion(Suffix) == 7 && 48087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar getTriple().isOSBinFormatMachO()); 4816bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines // FIXME: this is invalid for WindowsCE 4826bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines if (getTriple().isOSWindows()) 4836bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines ThumbDefault = true; 484651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines std::string ArchName; 485651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (IsBigEndian) 486651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ArchName = "armeb"; 487651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines else 488651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ArchName = "arm"; 48961ab80a8b35e6fe9363e8ef1b3d27209b0e89349Chad Rosier 49087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // Assembly files should start in ARM mode, unless arch is M-profile. 49187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if ((InputType != types::TY_PP_Asm && Args.hasFlag(options::OPT_mthumb, 49287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar options::OPT_mno_thumb, ThumbDefault)) || IsMProfile) { 493651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (IsBigEndian) 494651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ArchName = "thumbeb"; 495651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines else 496651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ArchName = "thumb"; 497651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 49800577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar Triple.setArchName(ArchName + Suffix.str()); 49900577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar 50000577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar return Triple.getTriple(); 50100577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar } 50200577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar } 50300577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar} 50400577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar 50587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarstd::string ToolChain::ComputeEffectiveClangTriple(const ArgList &Args, 50661ab80a8b35e6fe9363e8ef1b3d27209b0e89349Chad Rosier types::ID InputType) const { 50761ab80a8b35e6fe9363e8ef1b3d27209b0e89349Chad Rosier return ComputeLLVMTriple(Args, InputType); 50800577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar} 50900577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar 51088491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruthvoid ToolChain::AddClangSystemIncludeArgs(const ArgList &DriverArgs, 51188491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth ArgStringList &CC1Args) const { 51288491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth // Each toolchain should provide the appropriate include flags. 51388491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth} 51488491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth 515a6b2581f9595fb803fe7e2ef1d9f25e75b26d2fbChandler Carruthvoid ToolChain::addClangTargetOptions(const ArgList &DriverArgs, 516a6b2581f9595fb803fe7e2ef1d9f25e75b26d2fbChandler Carruth ArgStringList &CC1Args) const { 5178af669f2f1d92436fe6dc43144bb084a620e7516Rafael Espindola} 5188af669f2f1d92436fe6dc43144bb084a620e7516Rafael Espindola 519651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesvoid ToolChain::addClangWarningOptions(ArgStringList &CC1Args) const {} 520651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 52187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarvoid ToolChain::addProfileRTLibs(const llvm::opt::ArgList &Args, 52287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar llvm::opt::ArgStringList &CmdArgs) const { 52387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (!needsProfileRT(Args)) return; 52487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 52587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar CmdArgs.push_back(getCompilerRTArgString(Args, "profile")); 52687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 52787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 528c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel DunbarToolChain::RuntimeLibType ToolChain::GetRuntimeLibType( 52987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar const ArgList &Args) const { 530c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar if (Arg *A = Args.getLastArg(options::OPT_rtlib_EQ)) { 5311d489cf4a04ad0ad8ac2696e4eed0995f3a67288Richard Smith StringRef Value = A->getValue(); 532c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar if (Value == "compiler-rt") 533c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar return ToolChain::RLT_CompilerRT; 534c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar if (Value == "libgcc") 535c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar return ToolChain::RLT_Libgcc; 536c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar getDriver().Diag(diag::err_drv_invalid_rtlib_name) 537c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar << A->getAsString(Args); 538c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar } 539c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar 540c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar return GetDefaultRuntimeLibType(); 541c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar} 542c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar 5434967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarstatic bool ParseCXXStdlibType(const StringRef& Name, 5444967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar ToolChain::CXXStdlibType& Type) { 5454967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar if (Name == "libc++") 5464967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar Type = ToolChain::CST_Libcxx; 5474967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar else if (Name == "libstdc++") 5484967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar Type = ToolChain::CST_Libstdcxx; 5494967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar else 5504967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar return false; 5514967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 5524967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar return true; 5534967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar} 5544967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 555641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel DunbarToolChain::CXXStdlibType ToolChain::GetCXXStdlibType(const ArgList &Args) const{ 5564967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar ToolChain::CXXStdlibType Type; 5574967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar bool HasValidType = false; 5584967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar bool ForcePlatformDefault = false; 5594967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 5604967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar const Arg *A = Args.getLastArg(options::OPT_stdlib_EQ); 5614967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar if (A) { 5621d489cf4a04ad0ad8ac2696e4eed0995f3a67288Richard Smith StringRef Value = A->getValue(); 5634967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar HasValidType = ParseCXXStdlibType(Value, Type); 5644967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 5654967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // Only use in tests to override CLANG_DEFAULT_CXX_STDLIB! 5664967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar if (Value == "platform") 5674967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar ForcePlatformDefault = true; 5684967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar else if (!HasValidType) 5694967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar getDriver().Diag(diag::err_drv_invalid_stdlib_name) 5704967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar << A->getAsString(Args); 5713f16c959e30b7e7ba8e4b8d597c313fbe457206dDaniel Dunbar } 5723f16c959e30b7e7ba8e4b8d597c313fbe457206dDaniel Dunbar 5734967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar if (!HasValidType && (ForcePlatformDefault || 5744967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar !ParseCXXStdlibType(CLANG_DEFAULT_CXX_STDLIB, Type))) 5754967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar Type = GetDefaultCXXStdlibType(); 5764967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 5774967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar return Type; 578641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar} 579641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar 58079cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// \brief Utility function to add a system include directory to CC1 arguments. 58179cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/*static*/ void ToolChain::addSystemInclude(const ArgList &DriverArgs, 58279cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ArgStringList &CC1Args, 58379cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth const Twine &Path) { 58479cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth CC1Args.push_back("-internal-isystem"); 58579cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth CC1Args.push_back(DriverArgs.MakeArgString(Path)); 58679cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth} 58779cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth 58879cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// \brief Utility function to add a system include directory with extern "C" 58979cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// semantics to CC1 arguments. 59079cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// 59179cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// Note that this should be used rarely, and only for directories that 59279cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// historically and for legacy reasons are treated as having implicit extern 59379cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// "C" semantics. These semantics are *ignored* by and large today, but its 59479cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// important to preserve the preprocessor changes resulting from the 59579cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// classification. 59679cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/*static*/ void ToolChain::addExternCSystemInclude(const ArgList &DriverArgs, 59779cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ArgStringList &CC1Args, 59879cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth const Twine &Path) { 59979cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth CC1Args.push_back("-internal-externc-isystem"); 60079cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth CC1Args.push_back(DriverArgs.MakeArgString(Path)); 60179cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth} 60279cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth 6038e8e95c57c310bbc52cdc8d32df23c95afc77916Simon Atanasyanvoid ToolChain::addExternCSystemIncludeIfExists(const ArgList &DriverArgs, 6048e8e95c57c310bbc52cdc8d32df23c95afc77916Simon Atanasyan ArgStringList &CC1Args, 6058e8e95c57c310bbc52cdc8d32df23c95afc77916Simon Atanasyan const Twine &Path) { 6068e8e95c57c310bbc52cdc8d32df23c95afc77916Simon Atanasyan if (llvm::sys::fs::exists(Path)) 6078e8e95c57c310bbc52cdc8d32df23c95afc77916Simon Atanasyan addExternCSystemInclude(DriverArgs, CC1Args, Path); 6088e8e95c57c310bbc52cdc8d32df23c95afc77916Simon Atanasyan} 6098e8e95c57c310bbc52cdc8d32df23c95afc77916Simon Atanasyan 61079cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/// \brief Utility function to add a list of system include directories to CC1. 61179cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth/*static*/ void ToolChain::addSystemIncludes(const ArgList &DriverArgs, 61279cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ArgStringList &CC1Args, 61379cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ArrayRef<StringRef> Paths) { 61487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar for (StringRef Path : Paths) { 61579cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth CC1Args.push_back("-internal-isystem"); 61687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar CC1Args.push_back(DriverArgs.MakeArgString(Path)); 61779cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth } 61879cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth} 61979cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth 620ab9fcd0ad3202735d5f21f15b2989d65f2747a13Chandler Carruthvoid ToolChain::AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs, 621ab9fcd0ad3202735d5f21f15b2989d65f2747a13Chandler Carruth ArgStringList &CC1Args) const { 622a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // Header search paths should be handled by each of the subclasses. 623a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // Historically, they have not been, and instead have been handled inside of 624a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // the CC1-layer frontend. As the logic is hoisted out, this generic function 625a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // will slowly stop being called. 626a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // 627a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // While it is being called, replicate a bit of a hack to propagate the 628a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // '-stdlib=' flag down to CC1 so that it can in turn customize the C++ 629a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // header search paths with it. Once all systems are overriding this 630a461442ed99883d2760833592f65e1e95a4889bbChandler Carruth // function, the CC1 flag and this line can be removed. 631ab9fcd0ad3202735d5f21f15b2989d65f2747a13Chandler Carruth DriverArgs.AddAllArgs(CC1Args, options::OPT_stdlib_EQ); 632641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar} 633641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar 634132e35d2f87895d20e7ea146c8c00404b80221a1Daniel Dunbarvoid ToolChain::AddCXXStdlibLibArgs(const ArgList &Args, 635132e35d2f87895d20e7ea146c8c00404b80221a1Daniel Dunbar ArgStringList &CmdArgs) const { 636641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar CXXStdlibType Type = GetCXXStdlibType(Args); 637641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar 638641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar switch (Type) { 6393f16c959e30b7e7ba8e4b8d597c313fbe457206dDaniel Dunbar case ToolChain::CST_Libcxx: 6403f16c959e30b7e7ba8e4b8d597c313fbe457206dDaniel Dunbar CmdArgs.push_back("-lc++"); 6413f16c959e30b7e7ba8e4b8d597c313fbe457206dDaniel Dunbar break; 6423f16c959e30b7e7ba8e4b8d597c313fbe457206dDaniel Dunbar 643641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar case ToolChain::CST_Libstdcxx: 644641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar CmdArgs.push_back("-lstdc++"); 645641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar break; 646641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar } 647641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar} 6487433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen 64987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarvoid ToolChain::AddFilePathLibArgs(const ArgList &Args, 65087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar ArgStringList &CmdArgs) const { 65187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar for (const auto &LibPath : getFilePaths()) 65287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if(LibPath.length() > 0) 65387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar CmdArgs.push_back(Args.MakeArgString(StringRef("-L") + LibPath)); 65487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 65587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 6567433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Senvoid ToolChain::AddCCKextLibArgs(const ArgList &Args, 6577433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen ArgStringList &CmdArgs) const { 6587433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen CmdArgs.push_back("-lcc_kext"); 6597433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen} 660e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer 661e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramerbool ToolChain::AddFastMathRuntimeIfAvailable(const ArgList &Args, 662e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer ArgStringList &CmdArgs) const { 663651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // Do not check for -fno-fast-math or -fno-unsafe-math when -Ofast passed 664651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // (to keep the linker options consistent with gcc and clang itself). 665651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (!isOptimizationLevelFast(Args)) { 666651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // Check if -ffast-math or -funsafe-math. 667651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines Arg *A = 668651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines Args.getLastArg(options::OPT_ffast_math, options::OPT_fno_fast_math, 669651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines options::OPT_funsafe_math_optimizations, 670651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines options::OPT_fno_unsafe_math_optimizations); 671651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 672651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (!A || A->getOption().getID() == options::OPT_fno_fast_math || 673651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines A->getOption().getID() == options::OPT_fno_unsafe_math_optimizations) 674651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return false; 675651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 676e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer // If crtfastmath.o exists add it to the arguments. 677e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer std::string Path = GetFilePath("crtfastmath.o"); 678e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer if (Path == "crtfastmath.o") // Not found. 679e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer return false; 680e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer 681e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer CmdArgs.push_back(Args.MakeArgString(Path)); 682e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer return true; 683e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer} 68487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 68587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga NainarSanitizerMask ToolChain::getSupportedSanitizers() const { 68687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // Return sanitizers which don't require runtime support and are not 68787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar // platform dependent. 68887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar using namespace SanitizerKind; 68987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar SanitizerMask Res = (Undefined & ~Vptr & ~Function) | (CFI & ~CFIICall) | 69087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar CFICastStrict | UnsignedIntegerOverflow | LocalBounds; 69187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar if (getTriple().getArch() == llvm::Triple::x86 || 69287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar getTriple().getArch() == llvm::Triple::x86_64) 69387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar Res |= CFIICall; 69487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar return Res; 69587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 69687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 69787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarvoid ToolChain::AddCudaIncludeArgs(const ArgList &DriverArgs, 69887d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar ArgStringList &CC1Args) const {} 6994967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar 7004967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarvoid ToolChain::AddIAMCUIncludeArgs(const ArgList &DriverArgs, 7014967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar ArgStringList &CC1Args) const {} 702