CompilerInstance.cpp revision 7d0c4ccd65b4549283c55e4923602e234f3811c5
12a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar//===--- CompilerInstance.cpp ---------------------------------------------===// 22a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar// 32a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar// The LLVM Compiler Infrastructure 42a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar// 52a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar// This file is distributed under the University of Illinois Open Source 62a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar// License. See LICENSE.TXT for details. 72a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar// 82a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar//===----------------------------------------------------------------------===// 92a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar 102a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar#include "clang/Frontend/CompilerInstance.h" 11f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor#include "clang/Sema/Sema.h" 1212ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar#include "clang/AST/ASTConsumer.h" 135eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar#include "clang/AST/ASTContext.h" 142a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar#include "clang/Basic/Diagnostic.h" 1516b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar#include "clang/Basic/FileManager.h" 1616b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar#include "clang/Basic/SourceManager.h" 172a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar#include "clang/Basic/TargetInfo.h" 180397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar#include "clang/Basic/Version.h" 1922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar#include "clang/Lex/HeaderSearch.h" 2022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar#include "clang/Lex/Preprocessor.h" 2122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar#include "clang/Lex/PTHManager.h" 220fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar#include "clang/Frontend/ChainedDiagnosticClient.h" 230397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar#include "clang/Frontend/FrontendAction.h" 24c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar#include "clang/Frontend/FrontendDiagnostic.h" 250fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar#include "clang/Frontend/TextDiagnosticPrinter.h" 26f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar#include "clang/Frontend/VerifyDiagnosticsClient.h" 2722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar#include "clang/Frontend/Utils.h" 286ab7cd853e9c15cf986a8a7c3db1f8d20e275409Sebastian Redl#include "clang/Serialization/ASTReader.h" 29c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar#include "clang/Sema/CodeCompleteConsumer.h" 302a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar#include "llvm/LLVMContext.h" 31ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar#include "llvm/Support/MemoryBuffer.h" 320fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar#include "llvm/Support/raw_ostream.h" 3395dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor#include "llvm/ADT/Statistic.h" 34f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam#include "llvm/Support/Timer.h" 350397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar#include "llvm/System/Host.h" 36a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar#include "llvm/System/Path.h" 372b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor#include "llvm/System/Program.h" 38dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis#include "llvm/System/Signals.h" 392a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbarusing namespace clang; 402a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar 4142e9f8e4983d50f896ec716207817b9d96e7e79cDaniel DunbarCompilerInstance::CompilerInstance() 42ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl : Invocation(new CompilerInvocation()) { 436228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar} 442a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar 452a79e162a3fde25c1941151a67966830d873f2dbDaniel DunbarCompilerInstance::~CompilerInstance() { 4642e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbar} 4742e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbar 4842e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbarvoid CompilerInstance::setLLVMContext(llvm::LLVMContext *Value) { 4942e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbar LLVMContext.reset(Value); 502a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar} 5116b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar 526228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbarvoid CompilerInstance::setInvocation(CompilerInvocation *Value) { 536228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar Invocation.reset(Value); 546228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar} 556228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar 568a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setDiagnostics(Diagnostic *Value) { 5728019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diagnostics = Value; 588a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 598a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 608a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setTarget(TargetInfo *Value) { 618a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar Target.reset(Value); 628a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 638a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 648a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setFileManager(FileManager *Value) { 658a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar FileMgr.reset(Value); 668a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 678a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 688a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setSourceManager(SourceManager *Value) { 698a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar SourceMgr.reset(Value); 708a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 718a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 728a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setPreprocessor(Preprocessor *Value) { 738a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar PP.reset(Value); 748a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 758a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 768a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setASTContext(ASTContext *Value) { 778a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar Context.reset(Value); 7812ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar} 7912ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar 80f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregorvoid CompilerInstance::setSema(Sema *S) { 81f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(S); 82f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor} 83f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor 8412ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbarvoid CompilerInstance::setASTConsumer(ASTConsumer *Value) { 8512ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar Consumer.reset(Value); 868a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 878a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 888a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setCodeCompletionConsumer(CodeCompleteConsumer *Value) { 898a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar CompletionConsumer.reset(Value); 908a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 918a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 920fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Diagnostics 93d93256e55673a17d18543397ec462416acb13792Douglas Gregornamespace { 94d93256e55673a17d18543397ec462416acb13792Douglas Gregor class BinaryDiagnosticSerializer : public DiagnosticClient { 95d93256e55673a17d18543397ec462416acb13792Douglas Gregor llvm::raw_ostream &OS; 96d93256e55673a17d18543397ec462416acb13792Douglas Gregor SourceManager *SourceMgr; 97d93256e55673a17d18543397ec462416acb13792Douglas Gregor public: 98d93256e55673a17d18543397ec462416acb13792Douglas Gregor explicit BinaryDiagnosticSerializer(llvm::raw_ostream &OS) 99d93256e55673a17d18543397ec462416acb13792Douglas Gregor : OS(OS), SourceMgr(0) { } 100e51dd7be67808d52c80c09b832d875e9655ce6e0Kovarththanan Rajaratnam 101d93256e55673a17d18543397ec462416acb13792Douglas Gregor virtual void HandleDiagnostic(Diagnostic::Level DiagLevel, 102d93256e55673a17d18543397ec462416acb13792Douglas Gregor const DiagnosticInfo &Info); 103d93256e55673a17d18543397ec462416acb13792Douglas Gregor }; 104d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 105d93256e55673a17d18543397ec462416acb13792Douglas Gregor 106d93256e55673a17d18543397ec462416acb13792Douglas Gregorvoid BinaryDiagnosticSerializer::HandleDiagnostic(Diagnostic::Level DiagLevel, 107d93256e55673a17d18543397ec462416acb13792Douglas Gregor const DiagnosticInfo &Info) { 108a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(DiagLevel, Info).Serialize(OS); 109d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 1100fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1110fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbarstatic void SetUpBuildDumpLog(const DiagnosticOptions &DiagOpts, 1127d0c4ccd65b4549283c55e4923602e234f3811c5Axel Naumann unsigned argc, const char* const *argv, 1133d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diagnostic &Diags) { 1140fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar std::string ErrorInfo; 11569247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam llvm::OwningPtr<llvm::raw_ostream> OS( 11669247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam new llvm::raw_fd_ostream(DiagOpts.DumpBuildInformation.c_str(), ErrorInfo)); 1170fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (!ErrorInfo.empty()) { 1183d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diags.Report(diag::err_fe_unable_to_open_logfile) 1193d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam << DiagOpts.DumpBuildInformation << ErrorInfo; 1200fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar return; 1210fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar } 1220fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 123dd63b28107f21692b5065588f0e90b4534946f93Daniel Dunbar (*OS) << "clang -cc1 command line arguments: "; 1240fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar for (unsigned i = 0; i != argc; ++i) 1250fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar (*OS) << argv[i] << ' '; 1260fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar (*OS) << '\n'; 1270fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1280fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Chain in a diagnostic client which will log the diagnostics. 1290fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar DiagnosticClient *Logger = 13069247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam new TextDiagnosticPrinter(*OS.take(), DiagOpts, /*OwnsOutputStream=*/true); 131bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags.setClient(new ChainedDiagnosticClient(Diags.takeClient(), Logger)); 1320fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1330fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1347d0c4ccd65b4549283c55e4923602e234f3811c5Axel Naumannvoid CompilerInstance::createDiagnostics(int Argc, const char* const *Argv) { 13528019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diagnostics = createDiagnostics(getDiagnosticOpts(), Argc, Argv); 1360fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1370fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 13828019772db70d4547be05a042eb950bc910f134fDouglas Gregorllvm::IntrusiveRefCntPtr<Diagnostic> 13928019772db70d4547be05a042eb950bc910f134fDouglas GregorCompilerInstance::createDiagnostics(const DiagnosticOptions &Opts, 1407d0c4ccd65b4549283c55e4923602e234f3811c5Axel Naumann int Argc, const char* const *Argv) { 14128019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags(new Diagnostic()); 142221c7211c507482a91e97ede1bf6cf65a456ff67Daniel Dunbar 1430fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Create the diagnostic client for reporting errors or for 1440fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // implementing -verify. 145d93256e55673a17d18543397ec462416acb13792Douglas Gregor llvm::OwningPtr<DiagnosticClient> DiagClient; 146d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (Opts.BinaryOutput) { 147d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (llvm::sys::Program::ChangeStderrToBinary()) { 148d93256e55673a17d18543397ec462416acb13792Douglas Gregor // We weren't able to set standard error to binary, which is a 149d93256e55673a17d18543397ec462416acb13792Douglas Gregor // bit of a problem. So, just create a text diagnostic printer 150d93256e55673a17d18543397ec462416acb13792Douglas Gregor // to complain about this problem, and pretend that the user 151d93256e55673a17d18543397ec462416acb13792Douglas Gregor // didn't try to use binary output. 152bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags->setClient(new TextDiagnosticPrinter(llvm::errs(), Opts)); 153d93256e55673a17d18543397ec462416acb13792Douglas Gregor Diags->Report(diag::err_fe_stderr_binary); 15428019772db70d4547be05a042eb950bc910f134fDouglas Gregor return Diags; 155d93256e55673a17d18543397ec462416acb13792Douglas Gregor } else { 156bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags->setClient(new BinaryDiagnosticSerializer(llvm::errs())); 157d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 158d93256e55673a17d18543397ec462416acb13792Douglas Gregor } else { 159bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags->setClient(new TextDiagnosticPrinter(llvm::errs(), Opts)); 160d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 161f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar 162f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar // Chain in -verify checker, if requested. 163f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar if (Opts.VerifyDiagnostics) 164bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags->setClient(new VerifyDiagnosticsClient(*Diags, Diags->takeClient())); 1650fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1660fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (!Opts.DumpBuildInformation.empty()) 1673d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam SetUpBuildDumpLog(Opts, Argc, Argv, *Diags); 1680fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1690fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Configure our handling of diagnostics. 1705bf932bd0d5db98273938675dbf81cbb2f5ffff7Kovarththanan Rajaratnam ProcessWarningOptions(*Diags, Opts); 1710fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 17228019772db70d4547be05a042eb950bc910f134fDouglas Gregor return Diags; 1730fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1740fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1750fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// File Manager 1760fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 17716b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbarvoid CompilerInstance::createFileManager() { 17816b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar FileMgr.reset(new FileManager()); 17916b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar} 18016b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar 1810fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Source Manager 1820fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 18316b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbarvoid CompilerInstance::createSourceManager() { 184f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceMgr.reset(new SourceManager(getDiagnostics())); 18516b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar} 18622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 1870fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Preprocessor 1880fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 18922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbarvoid CompilerInstance::createPreprocessor() { 19022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PP.reset(createPreprocessor(getDiagnostics(), getLangOpts(), 19122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar getPreprocessorOpts(), getHeaderSearchOpts(), 19222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar getDependencyOutputOpts(), getTarget(), 1937d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian getFrontendOpts(), getSourceManager(), 1947d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian getFileManager())); 19522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar} 19622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 19722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel DunbarPreprocessor * 19822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel DunbarCompilerInstance::createPreprocessor(Diagnostic &Diags, 19922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const LangOptions &LangInfo, 20022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const PreprocessorOptions &PPOpts, 20122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const HeaderSearchOptions &HSOpts, 20222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const DependencyOutputOptions &DepOpts, 20322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const TargetInfo &Target, 2047d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian const FrontendOptions &FEOpts, 20522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar SourceManager &SourceMgr, 20622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar FileManager &FileMgr) { 20722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Create a PTH manager if we are using some form of a token cache. 20822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PTHManager *PTHMgr = 0; 209049d3a06ea9f8fc03582488a2b7f24512565a335Daniel Dunbar if (!PPOpts.TokenCache.empty()) 210049d3a06ea9f8fc03582488a2b7f24512565a335Daniel Dunbar PTHMgr = PTHManager::Create(PPOpts.TokenCache, Diags); 21122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 21222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Create the Preprocessor. 21322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar HeaderSearch *HeaderInfo = new HeaderSearch(FileMgr); 21422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar Preprocessor *PP = new Preprocessor(Diags, LangInfo, Target, 21522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar SourceMgr, *HeaderInfo, PTHMgr, 21622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar /*OwnsHeaderSearch=*/true); 21722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 21822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Note that this is different then passing PTHMgr to Preprocessor's ctor. 21922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // That argument is used as the IdentifierInfoLookup argument to 22022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // IdentifierTable's ctor. 22122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar if (PTHMgr) { 22222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PTHMgr->setPreprocessor(PP); 22322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PP->setPTHManager(PTHMgr); 22422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar } 22522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 22694dc8f640ebea52241412512ed48601626edbc58Douglas Gregor if (PPOpts.DetailedRecord) 22794dc8f640ebea52241412512ed48601626edbc58Douglas Gregor PP->createPreprocessingRecord(); 22894dc8f640ebea52241412512ed48601626edbc58Douglas Gregor 2297d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian InitializePreprocessor(*PP, PPOpts, HSOpts, FEOpts); 23022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 23122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Handle generating dependencies, if requested. 23222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar if (!DepOpts.OutputFile.empty()) 23322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar AttachDependencyFileGen(*PP, DepOpts); 23422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 23522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar return PP; 23622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar} 2375eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar 2385eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar// ASTContext 2395eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar 2405eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbarvoid CompilerInstance::createASTContext() { 2415eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar Preprocessor &PP = getPreprocessor(); 2425eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar Context.reset(new ASTContext(getLangOpts(), PP.getSourceManager(), 2435eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar getTarget(), PP.getIdentifierTable(), 2445eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar PP.getSelectorTable(), PP.getBuiltinInfo(), 2455eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar /*size_reserve=*/ 0)); 2465eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar} 2470f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2480f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar// ExternalASTSource 2490f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 250fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregorvoid CompilerInstance::createPCHExternalASTSource(llvm::StringRef Path, 251ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl bool DisablePCHValidation, 252ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl void *DeserializationListener){ 2530f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar llvm::OwningPtr<ExternalASTSource> Source; 2541d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl bool Preamble = getPreprocessorOpts().PrecompiledPreambleBytes.first != 0; 2550f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Source.reset(createPCHExternalASTSource(Path, getHeaderSearchOpts().Sysroot, 256fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor DisablePCHValidation, 257ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl getPreprocessor(), getASTContext(), 2581d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl DeserializationListener, 2591d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl Preamble)); 2600f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar getASTContext().setExternalSource(Source); 2610f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar} 2620f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2630f800391ffbfe3820e1c60246a09a97e5f065179Daniel DunbarExternalASTSource * 2640f800391ffbfe3820e1c60246a09a97e5f065179Daniel DunbarCompilerInstance::createPCHExternalASTSource(llvm::StringRef Path, 2650f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar const std::string &Sysroot, 266fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor bool DisablePCHValidation, 2670f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Preprocessor &PP, 268ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl ASTContext &Context, 2691d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl void *DeserializationListener, 2701d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl bool Preamble) { 271c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl llvm::OwningPtr<ASTReader> Reader; 272c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl Reader.reset(new ASTReader(PP, &Context, 273fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor Sysroot.empty() ? 0 : Sysroot.c_str(), 274fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor DisablePCHValidation)); 2750f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 276ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Reader->setDeserializationListener( 277571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl static_cast<ASTDeserializationListener *>(DeserializationListener)); 2781d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl switch (Reader->ReadAST(Path, 2791d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl Preamble ? ASTReader::Preamble : ASTReader::PCH)) { 280c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::Success: 2810f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // Set the predefines buffer as suggested by the PCH reader. Typically, the 2820f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // predefines buffer will be empty. 2830f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar PP.setPredefines(Reader->getSuggestedPredefines()); 2840f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar return Reader.take(); 2850f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 286c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::Failure: 2870f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // Unrecoverable failure: don't even try to process the input file. 2880f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar break; 2890f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 290c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::IgnorePCH: 2910f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // No suitable PCH file could be found. Return an error. 2920f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar break; 2930f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar } 2940f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2950f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar return 0; 2960f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar} 297c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 298c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar// Code Completion 299c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 3001abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregorstatic bool EnableCodeCompletion(Preprocessor &PP, 3011abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const std::string &Filename, 3021abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned Line, 3031abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned Column) { 3041abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Tell the source manager to chop off the given file at a specific 3051abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // line and column. 3061abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const FileEntry *Entry = PP.getFileManager().getFile(Filename); 3071abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!Entry) { 3081abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor PP.getDiagnostics().Report(diag::err_fe_invalid_code_complete_file) 3091abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor << Filename; 3101abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return true; 3111abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 3121abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 3131abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Truncate the named file at the given line/column. 3141abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor PP.SetCodeCompletionPoint(Entry, Line, Column); 3151abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return false; 3161abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor} 3171abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 318c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbarvoid CompilerInstance::createCodeCompletionConsumer() { 319c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar const ParsedSourceLocation &Loc = getFrontendOpts().CodeCompletionAt; 3201abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!CompletionConsumer) { 3211abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CompletionConsumer.reset( 3221abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor createCodeCompletionConsumer(getPreprocessor(), 3231abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Loc.FileName, Loc.Line, Loc.Column, 3241abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor getFrontendOpts().DebugCodeCompletionPrinter, 3251abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor getFrontendOpts().ShowMacrosInCodeCompletion, 326d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor getFrontendOpts().ShowCodePatternsInCodeCompletion, 3278071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor getFrontendOpts().ShowGlobalSymbolsInCodeCompletion, 3281abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::outs())); 3291abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!CompletionConsumer) 3301abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return; 3311abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } else if (EnableCodeCompletion(getPreprocessor(), Loc.FileName, 3321abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Loc.Line, Loc.Column)) { 3331abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CompletionConsumer.reset(); 334c3d43b783dfb1a1502aa8b31ab1985cf237b1f77Douglas Gregor return; 3351abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 3362b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor 3372b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor if (CompletionConsumer->isOutputBinary() && 3382b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor llvm::sys::Program::ChangeStdoutToBinary()) { 3392b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor getPreprocessor().getDiagnostics().Report(diag::err_fe_stdout_binary); 3402b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor CompletionConsumer.reset(); 3412b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor } 342c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar} 343c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 344f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnamvoid CompilerInstance::createFrontendTimer() { 345f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam FrontendTimer.reset(new llvm::Timer("Clang front-end timer")); 346f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam} 347f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam 348c2f484f1f05216a9a427ac84b5773789a4661111Daniel DunbarCodeCompleteConsumer * 349c2f484f1f05216a9a427ac84b5773789a4661111Daniel DunbarCompilerInstance::createCodeCompletionConsumer(Preprocessor &PP, 350c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar const std::string &Filename, 351c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar unsigned Line, 352c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar unsigned Column, 353c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar bool UseDebugPrinter, 354c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar bool ShowMacros, 355d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor bool ShowCodePatterns, 3568071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor bool ShowGlobals, 357c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar llvm::raw_ostream &OS) { 3581abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (EnableCodeCompletion(PP, Filename, Line, Column)) 359c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar return 0; 360c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 361c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar // Set up the creation routine for code-completion. 362c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar if (UseDebugPrinter) 3638071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor return new PrintingCodeCompleteConsumer(ShowMacros, ShowCodePatterns, 3648071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor ShowGlobals, OS); 365c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar else 3668071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor return new CIndexCodeCompleteConsumer(ShowMacros, ShowCodePatterns, 3678071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor ShowGlobals, OS); 368c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar} 369a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 370f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregorvoid CompilerInstance::createSema(bool CompleteTranslationUnit, 371f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor CodeCompleteConsumer *CompletionConsumer) { 372f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(new Sema(getPreprocessor(), getASTContext(), getASTConsumer(), 373f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor CompleteTranslationUnit, CompletionConsumer)); 374f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor} 375f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor 376a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar// Output Files 377a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 378dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidisvoid CompilerInstance::addOutputFile(const OutputFile &OutFile) { 379dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis assert(OutFile.OS && "Attempt to add empty stream to output list!"); 380dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis OutputFiles.push_back(OutFile); 381a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar} 382a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 383e51dd7be67808d52c80c09b832d875e9655ce6e0Kovarththanan Rajaratnamvoid CompilerInstance::clearOutputFiles(bool EraseFiles) { 384dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis for (std::list<OutputFile>::iterator 385a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar it = OutputFiles.begin(), ie = OutputFiles.end(); it != ie; ++it) { 386dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis delete it->OS; 387dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (!it->TempFilename.empty()) { 388dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis llvm::sys::Path TempPath(it->TempFilename); 389dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (EraseFiles) 390dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis TempPath.eraseFromDisk(); 391dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis else { 392dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string Error; 393dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (TempPath.renamePathOnDisk(llvm::sys::Path(it->Filename), &Error)) { 394dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis getDiagnostics().Report(diag::err_fe_unable_to_rename_temp) 395dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis << it->TempFilename << it->Filename << Error; 396dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis TempPath.eraseFromDisk(); 397dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } 398dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } 399dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } else if (!it->Filename.empty() && EraseFiles) 400dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis llvm::sys::Path(it->Filename).eraseFromDisk(); 401dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis 402a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar } 403a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar OutputFiles.clear(); 404a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar} 405a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 406f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 407f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createDefaultOutputFile(bool Binary, 408f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 409f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension) { 410f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return createOutputFile(getFrontendOpts().OutputFile, Binary, 411f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar InFile, Extension); 412f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 413f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 414f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 415f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createOutputFile(llvm::StringRef OutputPath, 416f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar bool Binary, 417f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 418f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension) { 419dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string Error, OutputPathName, TempPathName; 420f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::raw_fd_ostream *OS = createOutputFile(OutputPath, Error, Binary, 421f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar InFile, Extension, 422dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis &OutputPathName, 423dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis &TempPathName); 424f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (!OS) { 425360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar getDiagnostics().Report(diag::err_fe_unable_to_open_output) 426360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar << OutputPath << Error; 427360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar return 0; 428f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } 429f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 430f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar // Add the output file -- but don't try to remove "-", since this means we are 431f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar // using stdin. 432dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis addOutputFile(OutputFile((OutputPathName != "-") ? OutputPathName : "", 433dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis TempPathName, OS)); 434f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 435f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return OS; 436f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 437f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 438f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 439f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createOutputFile(llvm::StringRef OutputPath, 440f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string &Error, 441f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar bool Binary, 442f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 443f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension, 444dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string *ResultPathName, 445dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string *TempPathName) { 446dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string OutFile, TempFile; 447f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (!OutputPath.empty()) { 448f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = OutputPath; 449f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else if (InFile == "-") { 450f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = "-"; 451f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else if (!Extension.empty()) { 452f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::sys::Path Path(InFile); 453f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar Path.eraseSuffix(); 454f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar Path.appendSuffix(Extension); 455f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = Path.str(); 456f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else { 457f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = "-"; 458f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } 459dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis 460dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (OutFile != "-") { 461dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis llvm::sys::Path OutPath(OutFile); 462dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis // Only create the temporary if we can actually write to OutPath, otherwise 463dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis // we want to fail early. 464dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (!OutPath.exists() || 465dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis (OutPath.isRegularFile() && OutPath.canWrite())) { 466dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis // Create a temporary file. 467dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis llvm::sys::Path TempPath(OutFile); 468dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (!TempPath.createTemporaryFileOnDisk()) 469dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis TempFile = TempPath.str(); 470dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } 471dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } 472dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis 473dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string OSFile = OutFile; 474dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (!TempFile.empty()) 475dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis OSFile = TempFile; 476f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 477fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar llvm::OwningPtr<llvm::raw_fd_ostream> OS( 478dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis new llvm::raw_fd_ostream(OSFile.c_str(), Error, 479fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar (Binary ? llvm::raw_fd_ostream::F_Binary : 0))); 480fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar if (!Error.empty()) 481f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return 0; 482f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 483dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis // Make sure the out stream file gets removed if we crash. 484dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis llvm::sys::RemoveFileOnSignal(llvm::sys::Path(OSFile)); 485dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis 486f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (ResultPathName) 487f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar *ResultPathName = OutFile; 488dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (TempPathName) 489dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis *TempPathName = TempFile; 490f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 491fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar return OS.take(); 492f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 493ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 494ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar// Initialization Utilities 495ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 496ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbarbool CompilerInstance::InitializeSourceManager(llvm::StringRef InputFile) { 497ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return InitializeSourceManager(InputFile, getDiagnostics(), getFileManager(), 498ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar getSourceManager(), getFrontendOpts()); 499ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar} 500ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 501ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbarbool CompilerInstance::InitializeSourceManager(llvm::StringRef InputFile, 502ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diagnostic &Diags, 503ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar FileManager &FileMgr, 504ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar SourceManager &SourceMgr, 505ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar const FrontendOptions &Opts) { 506ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar // Figure out where to get and map in the main file. 5072758595023c5c7c0495f19260089f975022c50dcDaniel Dunbar if (InputFile != "-") { 508ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar const FileEntry *File = FileMgr.getFile(InputFile); 509f155dfa4e284be7dca8f1abf002476b2aaee8546Dan Gohman if (File) SourceMgr.createMainFileID(File); 510ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar if (SourceMgr.getMainFileID().isInvalid()) { 511ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diags.Report(diag::err_fe_error_reading) << InputFile; 512ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return false; 513ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 514ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } else { 515ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar llvm::MemoryBuffer *SB = llvm::MemoryBuffer::getSTDIN(); 5166f118975f9ca6318a933ee4bfad19fae628c9a8dDan Gohman if (SB) SourceMgr.createMainFileIDForMemBuffer(SB); 517ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar if (SourceMgr.getMainFileID().isInvalid()) { 518ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diags.Report(diag::err_fe_error_reading_stdin); 519ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return false; 520ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 521ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 522ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 523ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return true; 524ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar} 5250397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5260397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar// High-Level Operations 5270397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5280397af277e3bba16da1fd125ddba07415686b429Daniel Dunbarbool CompilerInstance::ExecuteAction(FrontendAction &Act) { 5290397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(hasDiagnostics() && "Diagnostics engine is not initialized!"); 5300397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(!getFrontendOpts().ShowHelp && "Client must handle '-help'!"); 5310397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(!getFrontendOpts().ShowVersion && "Client must handle '-version'!"); 5320397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5330397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: Take this as an argument, once all the APIs we used have moved to 5340397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // taking it as an input instead of hard-coding llvm::errs. 5350397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar llvm::raw_ostream &OS = llvm::errs(); 5360397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5370397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Create the target instance. 5380397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar setTarget(TargetInfo::CreateTargetInfo(getDiagnostics(), getTargetOpts())); 5390397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (!hasTarget()) 5400397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return false; 5410397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5420397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Inform the target of the language options. 5430397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // 5440397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: We shouldn't need to do this, the target should be immutable once 5450397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // created. This complexity should be lifted elsewhere. 5460397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getTarget().setForcedLangOptions(getLangOpts()); 5470397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5480397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Validate/process some options. 5490397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getHeaderSearchOpts().Verbose) 5500397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar OS << "clang -cc1 version " CLANG_VERSION_STRING 5510397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar << " based upon " << PACKAGE_STRING 5520397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar << " hosted on " << llvm::sys::getHostTriple() << "\n"; 5530397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5540397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getFrontendOpts().ShowTimers) 5550397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar createFrontendTimer(); 5560397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 55795dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor if (getFrontendOpts().ShowStats) 55895dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor llvm::EnableStatistics(); 55995dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor 5600397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar for (unsigned i = 0, e = getFrontendOpts().Inputs.size(); i != e; ++i) { 5610397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar const std::string &InFile = getFrontendOpts().Inputs[i].second; 5620397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5632056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar // Reset the ID tables if we are reusing the SourceManager. 5642056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar if (hasSourceManager()) 5652056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar getSourceManager().clearIDTables(); 5660397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 567d3598a65716e120aef45aa2841d730e03f7101feDaniel Dunbar if (Act.BeginSourceFile(*this, InFile, getFrontendOpts().Inputs[i].first)) { 5680397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar Act.Execute(); 5690397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar Act.EndSourceFile(); 5700397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5710397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5720397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 57353eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (getDiagnosticOpts().ShowCarets) { 57453eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumWarnings = getDiagnostics().getNumWarnings(); 5751864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor unsigned NumErrors = getDiagnostics().getNumErrors() - 5761864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor getDiagnostics().getNumErrorsSuppressed(); 57753eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner 57853eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings) 57953eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << NumWarnings << " warning" << (NumWarnings == 1 ? "" : "s"); 58053eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings && NumErrors) 58153eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << " and "; 58253eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumErrors) 58353eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << NumErrors << " error" << (NumErrors == 1 ? "" : "s"); 58453eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings || NumErrors) 58553eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << " generated.\n"; 58653eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner } 5870397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5882056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar if (getFrontendOpts().ShowStats && hasFileManager()) { 5890397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getFileManager().PrintStats(); 5900397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar OS << "\n"; 5910397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5920397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5930397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Return the appropriate status when verifying diagnostics. 5940397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // 5950397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: If we could make getNumErrors() do the right thing, we wouldn't need 5960397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // this. 5970397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getDiagnosticOpts().VerifyDiagnostics) 5980397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return !static_cast<VerifyDiagnosticsClient&>( 5990397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getDiagnosticClient()).HadErrors(); 6000397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 6010397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return !getDiagnostics().getNumErrors(); 6020397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar} 6030397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 6040397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 605