CompilerInstance.cpp revision 571db7f0cb31789737be92fce1c1b738e6dbe795
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" 28857281328fa824782bdd979c3bfdd97ecdbc1609Sebastian Redl#include "clang/Serialization/PCHReader.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" 382a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbarusing namespace clang; 392a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar 4042e9f8e4983d50f896ec716207817b9d96e7e79cDaniel DunbarCompilerInstance::CompilerInstance() 41ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl : Invocation(new CompilerInvocation()) { 426228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar} 432a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar 442a79e162a3fde25c1941151a67966830d873f2dbDaniel DunbarCompilerInstance::~CompilerInstance() { 4542e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbar} 4642e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbar 4742e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbarvoid CompilerInstance::setLLVMContext(llvm::LLVMContext *Value) { 4842e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbar LLVMContext.reset(Value); 492a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar} 5016b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar 516228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbarvoid CompilerInstance::setInvocation(CompilerInvocation *Value) { 526228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar Invocation.reset(Value); 536228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar} 546228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar 558a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setDiagnostics(Diagnostic *Value) { 5628019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diagnostics = Value; 578a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 588a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 598a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setTarget(TargetInfo *Value) { 608a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar Target.reset(Value); 618a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 628a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 638a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setFileManager(FileManager *Value) { 648a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar FileMgr.reset(Value); 658a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 668a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 678a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setSourceManager(SourceManager *Value) { 688a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar SourceMgr.reset(Value); 698a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 708a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 718a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setPreprocessor(Preprocessor *Value) { 728a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar PP.reset(Value); 738a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 748a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 758a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setASTContext(ASTContext *Value) { 768a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar Context.reset(Value); 7712ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar} 7812ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar 79f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregorvoid CompilerInstance::setSema(Sema *S) { 80f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(S); 81f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor} 82f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor 8312ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbarvoid CompilerInstance::setASTConsumer(ASTConsumer *Value) { 8412ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar Consumer.reset(Value); 858a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 868a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 878a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setCodeCompletionConsumer(CodeCompleteConsumer *Value) { 888a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar CompletionConsumer.reset(Value); 898a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 908a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 910fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Diagnostics 92d93256e55673a17d18543397ec462416acb13792Douglas Gregornamespace { 93d93256e55673a17d18543397ec462416acb13792Douglas Gregor class BinaryDiagnosticSerializer : public DiagnosticClient { 94d93256e55673a17d18543397ec462416acb13792Douglas Gregor llvm::raw_ostream &OS; 95d93256e55673a17d18543397ec462416acb13792Douglas Gregor SourceManager *SourceMgr; 96d93256e55673a17d18543397ec462416acb13792Douglas Gregor public: 97d93256e55673a17d18543397ec462416acb13792Douglas Gregor explicit BinaryDiagnosticSerializer(llvm::raw_ostream &OS) 98d93256e55673a17d18543397ec462416acb13792Douglas Gregor : OS(OS), SourceMgr(0) { } 99e51dd7be67808d52c80c09b832d875e9655ce6e0Kovarththanan Rajaratnam 100d93256e55673a17d18543397ec462416acb13792Douglas Gregor virtual void HandleDiagnostic(Diagnostic::Level DiagLevel, 101d93256e55673a17d18543397ec462416acb13792Douglas Gregor const DiagnosticInfo &Info); 102d93256e55673a17d18543397ec462416acb13792Douglas Gregor }; 103d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 104d93256e55673a17d18543397ec462416acb13792Douglas Gregor 105d93256e55673a17d18543397ec462416acb13792Douglas Gregorvoid BinaryDiagnosticSerializer::HandleDiagnostic(Diagnostic::Level DiagLevel, 106d93256e55673a17d18543397ec462416acb13792Douglas Gregor const DiagnosticInfo &Info) { 107a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(DiagLevel, Info).Serialize(OS); 108d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 1090fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1100fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbarstatic void SetUpBuildDumpLog(const DiagnosticOptions &DiagOpts, 1110fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar unsigned argc, char **argv, 1123d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diagnostic &Diags) { 1130fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar std::string ErrorInfo; 11469247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam llvm::OwningPtr<llvm::raw_ostream> OS( 11569247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam new llvm::raw_fd_ostream(DiagOpts.DumpBuildInformation.c_str(), ErrorInfo)); 1160fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (!ErrorInfo.empty()) { 1173d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diags.Report(diag::err_fe_unable_to_open_logfile) 1183d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam << DiagOpts.DumpBuildInformation << ErrorInfo; 1190fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar return; 1200fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar } 1210fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 122dd63b28107f21692b5065588f0e90b4534946f93Daniel Dunbar (*OS) << "clang -cc1 command line arguments: "; 1230fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar for (unsigned i = 0; i != argc; ++i) 1240fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar (*OS) << argv[i] << ' '; 1250fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar (*OS) << '\n'; 1260fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1270fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Chain in a diagnostic client which will log the diagnostics. 1280fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar DiagnosticClient *Logger = 12969247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam new TextDiagnosticPrinter(*OS.take(), DiagOpts, /*OwnsOutputStream=*/true); 130bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags.setClient(new ChainedDiagnosticClient(Diags.takeClient(), Logger)); 1310fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1320fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1330fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbarvoid CompilerInstance::createDiagnostics(int Argc, char **Argv) { 13428019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diagnostics = createDiagnostics(getDiagnosticOpts(), Argc, Argv); 1350fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1360fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 13728019772db70d4547be05a042eb950bc910f134fDouglas Gregorllvm::IntrusiveRefCntPtr<Diagnostic> 13828019772db70d4547be05a042eb950bc910f134fDouglas GregorCompilerInstance::createDiagnostics(const DiagnosticOptions &Opts, 13928019772db70d4547be05a042eb950bc910f134fDouglas Gregor int Argc, char **Argv) { 14028019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags(new Diagnostic()); 141221c7211c507482a91e97ede1bf6cf65a456ff67Daniel Dunbar 1420fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Create the diagnostic client for reporting errors or for 1430fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // implementing -verify. 144d93256e55673a17d18543397ec462416acb13792Douglas Gregor llvm::OwningPtr<DiagnosticClient> DiagClient; 145d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (Opts.BinaryOutput) { 146d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (llvm::sys::Program::ChangeStderrToBinary()) { 147d93256e55673a17d18543397ec462416acb13792Douglas Gregor // We weren't able to set standard error to binary, which is a 148d93256e55673a17d18543397ec462416acb13792Douglas Gregor // bit of a problem. So, just create a text diagnostic printer 149d93256e55673a17d18543397ec462416acb13792Douglas Gregor // to complain about this problem, and pretend that the user 150d93256e55673a17d18543397ec462416acb13792Douglas Gregor // didn't try to use binary output. 151bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags->setClient(new TextDiagnosticPrinter(llvm::errs(), Opts)); 152d93256e55673a17d18543397ec462416acb13792Douglas Gregor Diags->Report(diag::err_fe_stderr_binary); 15328019772db70d4547be05a042eb950bc910f134fDouglas Gregor return Diags; 154d93256e55673a17d18543397ec462416acb13792Douglas Gregor } else { 155bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags->setClient(new BinaryDiagnosticSerializer(llvm::errs())); 156d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 157d93256e55673a17d18543397ec462416acb13792Douglas Gregor } else { 158bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags->setClient(new TextDiagnosticPrinter(llvm::errs(), Opts)); 159d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 160f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar 161f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar // Chain in -verify checker, if requested. 162f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar if (Opts.VerifyDiagnostics) 163bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags->setClient(new VerifyDiagnosticsClient(*Diags, Diags->takeClient())); 1640fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1650fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (!Opts.DumpBuildInformation.empty()) 1663d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam SetUpBuildDumpLog(Opts, Argc, Argv, *Diags); 1670fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1680fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Configure our handling of diagnostics. 1695bf932bd0d5db98273938675dbf81cbb2f5ffff7Kovarththanan Rajaratnam ProcessWarningOptions(*Diags, Opts); 1700fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 17128019772db70d4547be05a042eb950bc910f134fDouglas Gregor return Diags; 1720fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1730fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1740fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// File Manager 1750fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 17616b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbarvoid CompilerInstance::createFileManager() { 17716b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar FileMgr.reset(new FileManager()); 17816b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar} 17916b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar 1800fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Source Manager 1810fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 18216b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbarvoid CompilerInstance::createSourceManager() { 183f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceMgr.reset(new SourceManager(getDiagnostics())); 18416b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar} 18522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 1860fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Preprocessor 1870fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 18822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbarvoid CompilerInstance::createPreprocessor() { 18922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PP.reset(createPreprocessor(getDiagnostics(), getLangOpts(), 19022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar getPreprocessorOpts(), getHeaderSearchOpts(), 19122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar getDependencyOutputOpts(), getTarget(), 1927d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian getFrontendOpts(), getSourceManager(), 1937d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian getFileManager())); 19422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar} 19522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 19622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel DunbarPreprocessor * 19722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel DunbarCompilerInstance::createPreprocessor(Diagnostic &Diags, 19822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const LangOptions &LangInfo, 19922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const PreprocessorOptions &PPOpts, 20022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const HeaderSearchOptions &HSOpts, 20122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const DependencyOutputOptions &DepOpts, 20222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const TargetInfo &Target, 2037d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian const FrontendOptions &FEOpts, 20422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar SourceManager &SourceMgr, 20522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar FileManager &FileMgr) { 20622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Create a PTH manager if we are using some form of a token cache. 20722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PTHManager *PTHMgr = 0; 208049d3a06ea9f8fc03582488a2b7f24512565a335Daniel Dunbar if (!PPOpts.TokenCache.empty()) 209049d3a06ea9f8fc03582488a2b7f24512565a335Daniel Dunbar PTHMgr = PTHManager::Create(PPOpts.TokenCache, Diags); 21022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 21122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Create the Preprocessor. 21222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar HeaderSearch *HeaderInfo = new HeaderSearch(FileMgr); 21322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar Preprocessor *PP = new Preprocessor(Diags, LangInfo, Target, 21422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar SourceMgr, *HeaderInfo, PTHMgr, 21522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar /*OwnsHeaderSearch=*/true); 21622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 21722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Note that this is different then passing PTHMgr to Preprocessor's ctor. 21822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // That argument is used as the IdentifierInfoLookup argument to 21922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // IdentifierTable's ctor. 22022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar if (PTHMgr) { 22122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PTHMgr->setPreprocessor(PP); 22222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PP->setPTHManager(PTHMgr); 22322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar } 22422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 22594dc8f640ebea52241412512ed48601626edbc58Douglas Gregor if (PPOpts.DetailedRecord) 22694dc8f640ebea52241412512ed48601626edbc58Douglas Gregor PP->createPreprocessingRecord(); 22794dc8f640ebea52241412512ed48601626edbc58Douglas Gregor 2287d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian InitializePreprocessor(*PP, PPOpts, HSOpts, FEOpts); 22922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 23022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Handle generating dependencies, if requested. 23122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar if (!DepOpts.OutputFile.empty()) 23222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar AttachDependencyFileGen(*PP, DepOpts); 23322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 23422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar return PP; 23522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar} 2365eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar 2375eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar// ASTContext 2385eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar 2395eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbarvoid CompilerInstance::createASTContext() { 2405eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar Preprocessor &PP = getPreprocessor(); 2415eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar Context.reset(new ASTContext(getLangOpts(), PP.getSourceManager(), 2425eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar getTarget(), PP.getIdentifierTable(), 2435eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar PP.getSelectorTable(), PP.getBuiltinInfo(), 2445eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar /*size_reserve=*/ 0)); 2455eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar} 2460f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2470f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar// ExternalASTSource 2480f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 249fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregorvoid CompilerInstance::createPCHExternalASTSource(llvm::StringRef Path, 250ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl bool DisablePCHValidation, 251ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl void *DeserializationListener){ 2520f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar llvm::OwningPtr<ExternalASTSource> Source; 2530f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Source.reset(createPCHExternalASTSource(Path, getHeaderSearchOpts().Sysroot, 254fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor DisablePCHValidation, 255ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl getPreprocessor(), getASTContext(), 256ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl DeserializationListener)); 2570f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar getASTContext().setExternalSource(Source); 2580f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar} 2590f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2600f800391ffbfe3820e1c60246a09a97e5f065179Daniel DunbarExternalASTSource * 2610f800391ffbfe3820e1c60246a09a97e5f065179Daniel DunbarCompilerInstance::createPCHExternalASTSource(llvm::StringRef Path, 2620f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar const std::string &Sysroot, 263fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor bool DisablePCHValidation, 2640f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Preprocessor &PP, 265ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl ASTContext &Context, 266ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl void *DeserializationListener) { 267c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl llvm::OwningPtr<ASTReader> Reader; 268c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl Reader.reset(new ASTReader(PP, &Context, 269fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor Sysroot.empty() ? 0 : Sysroot.c_str(), 270fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor DisablePCHValidation)); 2710f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 272ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Reader->setDeserializationListener( 273571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl static_cast<ASTDeserializationListener *>(DeserializationListener)); 274571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl switch (Reader->ReadAST(Path)) { 275c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::Success: 2760f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // Set the predefines buffer as suggested by the PCH reader. Typically, the 2770f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // predefines buffer will be empty. 2780f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar PP.setPredefines(Reader->getSuggestedPredefines()); 2790f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar return Reader.take(); 2800f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 281c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::Failure: 2820f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // Unrecoverable failure: don't even try to process the input file. 2830f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar break; 2840f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 285c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::IgnorePCH: 2860f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // No suitable PCH file could be found. Return an error. 2870f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar break; 2880f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar } 2890f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2900f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar return 0; 2910f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar} 292c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 293c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar// Code Completion 294c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 2951abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregorstatic bool EnableCodeCompletion(Preprocessor &PP, 2961abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const std::string &Filename, 2971abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned Line, 2981abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned Column) { 2991abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Tell the source manager to chop off the given file at a specific 3001abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // line and column. 3011abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const FileEntry *Entry = PP.getFileManager().getFile(Filename); 3021abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!Entry) { 3031abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor PP.getDiagnostics().Report(diag::err_fe_invalid_code_complete_file) 3041abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor << Filename; 3051abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return true; 3061abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 3071abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 3081abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Truncate the named file at the given line/column. 3091abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor PP.SetCodeCompletionPoint(Entry, Line, Column); 3101abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return false; 3111abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor} 3121abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 313c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbarvoid CompilerInstance::createCodeCompletionConsumer() { 314c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar const ParsedSourceLocation &Loc = getFrontendOpts().CodeCompletionAt; 3151abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!CompletionConsumer) { 3161abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CompletionConsumer.reset( 3171abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor createCodeCompletionConsumer(getPreprocessor(), 3181abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Loc.FileName, Loc.Line, Loc.Column, 3191abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor getFrontendOpts().DebugCodeCompletionPrinter, 3201abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor getFrontendOpts().ShowMacrosInCodeCompletion, 321d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor getFrontendOpts().ShowCodePatternsInCodeCompletion, 3228071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor getFrontendOpts().ShowGlobalSymbolsInCodeCompletion, 3231abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::outs())); 3241abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!CompletionConsumer) 3251abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return; 3261abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } else if (EnableCodeCompletion(getPreprocessor(), Loc.FileName, 3271abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Loc.Line, Loc.Column)) { 3281abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CompletionConsumer.reset(); 329c3d43b783dfb1a1502aa8b31ab1985cf237b1f77Douglas Gregor return; 3301abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 3312b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor 3322b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor if (CompletionConsumer->isOutputBinary() && 3332b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor llvm::sys::Program::ChangeStdoutToBinary()) { 3342b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor getPreprocessor().getDiagnostics().Report(diag::err_fe_stdout_binary); 3352b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor CompletionConsumer.reset(); 3362b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor } 337c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar} 338c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 339f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnamvoid CompilerInstance::createFrontendTimer() { 340f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam FrontendTimer.reset(new llvm::Timer("Clang front-end timer")); 341f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam} 342f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam 343c2f484f1f05216a9a427ac84b5773789a4661111Daniel DunbarCodeCompleteConsumer * 344c2f484f1f05216a9a427ac84b5773789a4661111Daniel DunbarCompilerInstance::createCodeCompletionConsumer(Preprocessor &PP, 345c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar const std::string &Filename, 346c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar unsigned Line, 347c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar unsigned Column, 348c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar bool UseDebugPrinter, 349c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar bool ShowMacros, 350d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor bool ShowCodePatterns, 3518071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor bool ShowGlobals, 352c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar llvm::raw_ostream &OS) { 3531abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (EnableCodeCompletion(PP, Filename, Line, Column)) 354c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar return 0; 355c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 356c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar // Set up the creation routine for code-completion. 357c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar if (UseDebugPrinter) 3588071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor return new PrintingCodeCompleteConsumer(ShowMacros, ShowCodePatterns, 3598071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor ShowGlobals, OS); 360c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar else 3618071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor return new CIndexCodeCompleteConsumer(ShowMacros, ShowCodePatterns, 3628071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor ShowGlobals, OS); 363c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar} 364a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 365f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregorvoid CompilerInstance::createSema(bool CompleteTranslationUnit, 366f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor CodeCompleteConsumer *CompletionConsumer) { 367f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(new Sema(getPreprocessor(), getASTContext(), getASTConsumer(), 368f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor CompleteTranslationUnit, CompletionConsumer)); 369f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor} 370f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor 371a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar// Output Files 372a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 373a9204831639e31474b927681b97c46781b758a1aDaniel Dunbarvoid CompilerInstance::addOutputFile(llvm::StringRef Path, 374a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar llvm::raw_ostream *OS) { 375a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar assert(OS && "Attempt to add empty stream to output list!"); 376a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar OutputFiles.push_back(std::make_pair(Path, OS)); 377a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar} 378a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 379e51dd7be67808d52c80c09b832d875e9655ce6e0Kovarththanan Rajaratnamvoid CompilerInstance::clearOutputFiles(bool EraseFiles) { 380a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar for (std::list< std::pair<std::string, llvm::raw_ostream*> >::iterator 381a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar it = OutputFiles.begin(), ie = OutputFiles.end(); it != ie; ++it) { 382a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar delete it->second; 383a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar if (EraseFiles && !it->first.empty()) 384a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar llvm::sys::Path(it->first).eraseFromDisk(); 385a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar } 386a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar OutputFiles.clear(); 387a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar} 388a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 389f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 390f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createDefaultOutputFile(bool Binary, 391f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 392f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension) { 393f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return createOutputFile(getFrontendOpts().OutputFile, Binary, 394f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar InFile, Extension); 395f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 396f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 397f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 398f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createOutputFile(llvm::StringRef OutputPath, 399f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar bool Binary, 400f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 401f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension) { 402f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string Error, OutputPathName; 403f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::raw_fd_ostream *OS = createOutputFile(OutputPath, Error, Binary, 404f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar InFile, Extension, 405f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar &OutputPathName); 406f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (!OS) { 407360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar getDiagnostics().Report(diag::err_fe_unable_to_open_output) 408360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar << OutputPath << Error; 409360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar return 0; 410f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } 411f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 412f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar // Add the output file -- but don't try to remove "-", since this means we are 413f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar // using stdin. 414f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar addOutputFile((OutputPathName != "-") ? OutputPathName : "", OS); 415f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 416f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return OS; 417f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 418f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 419f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 420f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createOutputFile(llvm::StringRef OutputPath, 421f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string &Error, 422f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar bool Binary, 423f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 424f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension, 425f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string *ResultPathName) { 426f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string OutFile; 427f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (!OutputPath.empty()) { 428f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = OutputPath; 429f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else if (InFile == "-") { 430f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = "-"; 431f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else if (!Extension.empty()) { 432f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::sys::Path Path(InFile); 433f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar Path.eraseSuffix(); 434f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar Path.appendSuffix(Extension); 435f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = Path.str(); 436f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else { 437f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = "-"; 438f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } 439f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 440fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar llvm::OwningPtr<llvm::raw_fd_ostream> OS( 441f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar new llvm::raw_fd_ostream(OutFile.c_str(), Error, 442fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar (Binary ? llvm::raw_fd_ostream::F_Binary : 0))); 443fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar if (!Error.empty()) 444f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return 0; 445f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 446f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (ResultPathName) 447f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar *ResultPathName = OutFile; 448f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 449fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar return OS.take(); 450f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 451ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 452ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar// Initialization Utilities 453ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 454ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbarbool CompilerInstance::InitializeSourceManager(llvm::StringRef InputFile) { 455ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return InitializeSourceManager(InputFile, getDiagnostics(), getFileManager(), 456ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar getSourceManager(), getFrontendOpts()); 457ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar} 458ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 459ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbarbool CompilerInstance::InitializeSourceManager(llvm::StringRef InputFile, 460ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diagnostic &Diags, 461ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar FileManager &FileMgr, 462ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar SourceManager &SourceMgr, 463ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar const FrontendOptions &Opts) { 464ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar // Figure out where to get and map in the main file. 4652758595023c5c7c0495f19260089f975022c50dcDaniel Dunbar if (InputFile != "-") { 466ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar const FileEntry *File = FileMgr.getFile(InputFile); 467ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar if (File) SourceMgr.createMainFileID(File, SourceLocation()); 468ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar if (SourceMgr.getMainFileID().isInvalid()) { 469ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diags.Report(diag::err_fe_error_reading) << InputFile; 470ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return false; 471ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 472ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } else { 473ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar llvm::MemoryBuffer *SB = llvm::MemoryBuffer::getSTDIN(); 4746f118975f9ca6318a933ee4bfad19fae628c9a8dDan Gohman if (SB) SourceMgr.createMainFileIDForMemBuffer(SB); 475ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar if (SourceMgr.getMainFileID().isInvalid()) { 476ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diags.Report(diag::err_fe_error_reading_stdin); 477ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return false; 478ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 479ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 480ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 481ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return true; 482ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar} 4830397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 4840397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar// High-Level Operations 4850397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 4860397af277e3bba16da1fd125ddba07415686b429Daniel Dunbarbool CompilerInstance::ExecuteAction(FrontendAction &Act) { 4870397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(hasDiagnostics() && "Diagnostics engine is not initialized!"); 4880397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(!getFrontendOpts().ShowHelp && "Client must handle '-help'!"); 4890397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(!getFrontendOpts().ShowVersion && "Client must handle '-version'!"); 4900397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 4910397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: Take this as an argument, once all the APIs we used have moved to 4920397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // taking it as an input instead of hard-coding llvm::errs. 4930397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar llvm::raw_ostream &OS = llvm::errs(); 4940397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 4950397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Create the target instance. 4960397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar setTarget(TargetInfo::CreateTargetInfo(getDiagnostics(), getTargetOpts())); 4970397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (!hasTarget()) 4980397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return false; 4990397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5000397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Inform the target of the language options. 5010397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // 5020397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: We shouldn't need to do this, the target should be immutable once 5030397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // created. This complexity should be lifted elsewhere. 5040397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getTarget().setForcedLangOptions(getLangOpts()); 5050397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5060397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Validate/process some options. 5070397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getHeaderSearchOpts().Verbose) 5080397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar OS << "clang -cc1 version " CLANG_VERSION_STRING 5090397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar << " based upon " << PACKAGE_STRING 5100397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar << " hosted on " << llvm::sys::getHostTriple() << "\n"; 5110397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5120397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getFrontendOpts().ShowTimers) 5130397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar createFrontendTimer(); 5140397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 51595dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor if (getFrontendOpts().ShowStats) 51695dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor llvm::EnableStatistics(); 51795dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor 5180397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar for (unsigned i = 0, e = getFrontendOpts().Inputs.size(); i != e; ++i) { 5190397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar const std::string &InFile = getFrontendOpts().Inputs[i].second; 5200397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5212056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar // Reset the ID tables if we are reusing the SourceManager. 5222056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar if (hasSourceManager()) 5232056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar getSourceManager().clearIDTables(); 5240397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 525d3598a65716e120aef45aa2841d730e03f7101feDaniel Dunbar if (Act.BeginSourceFile(*this, InFile, getFrontendOpts().Inputs[i].first)) { 5260397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar Act.Execute(); 5270397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar Act.EndSourceFile(); 5280397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5290397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5300397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 53153eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (getDiagnosticOpts().ShowCarets) { 53253eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumWarnings = getDiagnostics().getNumWarnings(); 5331864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor unsigned NumErrors = getDiagnostics().getNumErrors() - 5341864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor getDiagnostics().getNumErrorsSuppressed(); 53553eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner 53653eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings) 53753eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << NumWarnings << " warning" << (NumWarnings == 1 ? "" : "s"); 53853eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings && NumErrors) 53953eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << " and "; 54053eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumErrors) 54153eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << NumErrors << " error" << (NumErrors == 1 ? "" : "s"); 54253eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings || NumErrors) 54353eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << " generated.\n"; 54453eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner } 5450397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5462056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar if (getFrontendOpts().ShowStats && hasFileManager()) { 5470397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getFileManager().PrintStats(); 5480397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar OS << "\n"; 5490397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5500397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5510397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Return the appropriate status when verifying diagnostics. 5520397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // 5530397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: If we could make getNumErrors() do the right thing, we wouldn't need 5540397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // this. 5550397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getDiagnosticOpts().VerifyDiagnostics) 5560397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return !static_cast<VerifyDiagnosticsClient&>( 5570397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getDiagnosticClient()).HadErrors(); 5580397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5590397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return !getDiagnostics().getNumErrors(); 5600397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar} 5610397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5620397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 563