CompilerInstance.cpp revision f18d0d8b39e891460d50f8a8b85029885b264986
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" 240f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar#include "clang/Frontend/PCHReader.h" 25c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar#include "clang/Frontend/FrontendDiagnostic.h" 260fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar#include "clang/Frontend/TextDiagnosticPrinter.h" 27f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar#include "clang/Frontend/VerifyDiagnosticsClient.h" 2822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar#include "clang/Frontend/Utils.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() { 45f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(); 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::setDiagnosticClient(DiagnosticClient *Value) { 618a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar DiagClient.reset(Value); 628a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 638a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 648a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setTarget(TargetInfo *Value) { 658a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar Target.reset(Value); 668a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 678a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 688a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setFileManager(FileManager *Value) { 698a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar FileMgr.reset(Value); 708a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 718a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 728a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setSourceManager(SourceManager *Value) { 738a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar SourceMgr.reset(Value); 748a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 758a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 768a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setPreprocessor(Preprocessor *Value) { 778a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar PP.reset(Value); 788a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 798a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 808a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setASTContext(ASTContext *Value) { 818a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar Context.reset(Value); 8212ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar} 8312ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar 84f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregorvoid CompilerInstance::setSema(Sema *S) { 85f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(S); 86f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor} 87f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor 8812ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbarvoid CompilerInstance::setASTConsumer(ASTConsumer *Value) { 8912ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar Consumer.reset(Value); 908a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 918a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 928a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setCodeCompletionConsumer(CodeCompleteConsumer *Value) { 938a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar CompletionConsumer.reset(Value); 948a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 958a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 960fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Diagnostics 97d93256e55673a17d18543397ec462416acb13792Douglas Gregornamespace { 98d93256e55673a17d18543397ec462416acb13792Douglas Gregor class BinaryDiagnosticSerializer : public DiagnosticClient { 99d93256e55673a17d18543397ec462416acb13792Douglas Gregor llvm::raw_ostream &OS; 100d93256e55673a17d18543397ec462416acb13792Douglas Gregor SourceManager *SourceMgr; 101d93256e55673a17d18543397ec462416acb13792Douglas Gregor public: 102d93256e55673a17d18543397ec462416acb13792Douglas Gregor explicit BinaryDiagnosticSerializer(llvm::raw_ostream &OS) 103d93256e55673a17d18543397ec462416acb13792Douglas Gregor : OS(OS), SourceMgr(0) { } 104e51dd7be67808d52c80c09b832d875e9655ce6e0Kovarththanan Rajaratnam 105d93256e55673a17d18543397ec462416acb13792Douglas Gregor virtual void HandleDiagnostic(Diagnostic::Level DiagLevel, 106d93256e55673a17d18543397ec462416acb13792Douglas Gregor const DiagnosticInfo &Info); 107d93256e55673a17d18543397ec462416acb13792Douglas Gregor }; 108d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 109d93256e55673a17d18543397ec462416acb13792Douglas Gregor 110d93256e55673a17d18543397ec462416acb13792Douglas Gregorvoid BinaryDiagnosticSerializer::HandleDiagnostic(Diagnostic::Level DiagLevel, 111d93256e55673a17d18543397ec462416acb13792Douglas Gregor const DiagnosticInfo &Info) { 112a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(DiagLevel, Info).Serialize(OS); 113d93256e55673a17d18543397ec462416acb13792Douglas Gregor} 1140fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1150fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbarstatic void SetUpBuildDumpLog(const DiagnosticOptions &DiagOpts, 1160fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar unsigned argc, char **argv, 1173d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diagnostic &Diags) { 1180fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar std::string ErrorInfo; 11969247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam llvm::OwningPtr<llvm::raw_ostream> OS( 12069247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam new llvm::raw_fd_ostream(DiagOpts.DumpBuildInformation.c_str(), ErrorInfo)); 1210fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (!ErrorInfo.empty()) { 1223d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diags.Report(diag::err_fe_unable_to_open_logfile) 1233d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam << DiagOpts.DumpBuildInformation << ErrorInfo; 1240fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar return; 1250fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar } 1260fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 127dd63b28107f21692b5065588f0e90b4534946f93Daniel Dunbar (*OS) << "clang -cc1 command line arguments: "; 1280fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar for (unsigned i = 0; i != argc; ++i) 1290fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar (*OS) << argv[i] << ' '; 1300fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar (*OS) << '\n'; 1310fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1320fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Chain in a diagnostic client which will log the diagnostics. 1330fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar DiagnosticClient *Logger = 13469247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam new TextDiagnosticPrinter(*OS.take(), DiagOpts, /*OwnsOutputStream=*/true); 1353d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diags.setClient(new ChainedDiagnosticClient(Diags.getClient(), Logger)); 1360fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1370fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1380fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbarvoid CompilerInstance::createDiagnostics(int Argc, char **Argv) { 13928019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diagnostics = createDiagnostics(getDiagnosticOpts(), Argc, Argv); 1400fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1410fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (Diagnostics) 1420fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar DiagClient.reset(Diagnostics->getClient()); 1430fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1440fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 14528019772db70d4547be05a042eb950bc910f134fDouglas Gregorllvm::IntrusiveRefCntPtr<Diagnostic> 14628019772db70d4547be05a042eb950bc910f134fDouglas GregorCompilerInstance::createDiagnostics(const DiagnosticOptions &Opts, 14728019772db70d4547be05a042eb950bc910f134fDouglas Gregor int Argc, char **Argv) { 14828019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags(new Diagnostic()); 149221c7211c507482a91e97ede1bf6cf65a456ff67Daniel Dunbar 1500fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Create the diagnostic client for reporting errors or for 1510fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // implementing -verify. 152d93256e55673a17d18543397ec462416acb13792Douglas Gregor llvm::OwningPtr<DiagnosticClient> DiagClient; 153d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (Opts.BinaryOutput) { 154d93256e55673a17d18543397ec462416acb13792Douglas Gregor if (llvm::sys::Program::ChangeStderrToBinary()) { 155d93256e55673a17d18543397ec462416acb13792Douglas Gregor // We weren't able to set standard error to binary, which is a 156d93256e55673a17d18543397ec462416acb13792Douglas Gregor // bit of a problem. So, just create a text diagnostic printer 157d93256e55673a17d18543397ec462416acb13792Douglas Gregor // to complain about this problem, and pretend that the user 158d93256e55673a17d18543397ec462416acb13792Douglas Gregor // didn't try to use binary output. 159d93256e55673a17d18543397ec462416acb13792Douglas Gregor DiagClient.reset(new TextDiagnosticPrinter(llvm::errs(), Opts)); 160d93256e55673a17d18543397ec462416acb13792Douglas Gregor Diags->setClient(DiagClient.take()); 161d93256e55673a17d18543397ec462416acb13792Douglas Gregor Diags->Report(diag::err_fe_stderr_binary); 16228019772db70d4547be05a042eb950bc910f134fDouglas Gregor return Diags; 163d93256e55673a17d18543397ec462416acb13792Douglas Gregor } else { 164d93256e55673a17d18543397ec462416acb13792Douglas Gregor DiagClient.reset(new BinaryDiagnosticSerializer(llvm::errs())); 165d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 166d93256e55673a17d18543397ec462416acb13792Douglas Gregor } else { 167d93256e55673a17d18543397ec462416acb13792Douglas Gregor DiagClient.reset(new TextDiagnosticPrinter(llvm::errs(), Opts)); 168d93256e55673a17d18543397ec462416acb13792Douglas Gregor } 169f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar 170f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar // Chain in -verify checker, if requested. 171f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar if (Opts.VerifyDiagnostics) 172221c7211c507482a91e97ede1bf6cf65a456ff67Daniel Dunbar DiagClient.reset(new VerifyDiagnosticsClient(*Diags, DiagClient.take())); 1730fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1743d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diags->setClient(DiagClient.take()); 1750fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (!Opts.DumpBuildInformation.empty()) 1763d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam SetUpBuildDumpLog(Opts, Argc, Argv, *Diags); 1770fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1780fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Configure our handling of diagnostics. 1795bf932bd0d5db98273938675dbf81cbb2f5ffff7Kovarththanan Rajaratnam ProcessWarningOptions(*Diags, Opts); 1800fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 18128019772db70d4547be05a042eb950bc910f134fDouglas Gregor return Diags; 1820fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1830fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1840fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// File Manager 1850fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 18616b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbarvoid CompilerInstance::createFileManager() { 18716b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar FileMgr.reset(new FileManager()); 18816b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar} 18916b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar 1900fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Source Manager 1910fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 19216b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbarvoid CompilerInstance::createSourceManager() { 193f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceMgr.reset(new SourceManager(getDiagnostics())); 19416b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar} 19522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 1960fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Preprocessor 1970fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 19822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbarvoid CompilerInstance::createPreprocessor() { 19922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PP.reset(createPreprocessor(getDiagnostics(), getLangOpts(), 20022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar getPreprocessorOpts(), getHeaderSearchOpts(), 20122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar getDependencyOutputOpts(), getTarget(), 2027d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian getFrontendOpts(), getSourceManager(), 2037d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian getFileManager())); 20422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar} 20522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 20622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel DunbarPreprocessor * 20722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel DunbarCompilerInstance::createPreprocessor(Diagnostic &Diags, 20822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const LangOptions &LangInfo, 20922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const PreprocessorOptions &PPOpts, 21022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const HeaderSearchOptions &HSOpts, 21122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const DependencyOutputOptions &DepOpts, 21222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar const TargetInfo &Target, 2137d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian const FrontendOptions &FEOpts, 21422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar SourceManager &SourceMgr, 21522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar FileManager &FileMgr) { 21622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Create a PTH manager if we are using some form of a token cache. 21722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PTHManager *PTHMgr = 0; 218049d3a06ea9f8fc03582488a2b7f24512565a335Daniel Dunbar if (!PPOpts.TokenCache.empty()) 219049d3a06ea9f8fc03582488a2b7f24512565a335Daniel Dunbar PTHMgr = PTHManager::Create(PPOpts.TokenCache, Diags); 22022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 22122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Create the Preprocessor. 22222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar HeaderSearch *HeaderInfo = new HeaderSearch(FileMgr); 22322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar Preprocessor *PP = new Preprocessor(Diags, LangInfo, Target, 22422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar SourceMgr, *HeaderInfo, PTHMgr, 22522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar /*OwnsHeaderSearch=*/true); 22622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 22722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Note that this is different then passing PTHMgr to Preprocessor's ctor. 22822dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // That argument is used as the IdentifierInfoLookup argument to 22922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // IdentifierTable's ctor. 23022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar if (PTHMgr) { 23122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PTHMgr->setPreprocessor(PP); 23222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PP->setPTHManager(PTHMgr); 23322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar } 23422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 23594dc8f640ebea52241412512ed48601626edbc58Douglas Gregor if (PPOpts.DetailedRecord) 23694dc8f640ebea52241412512ed48601626edbc58Douglas Gregor PP->createPreprocessingRecord(); 23794dc8f640ebea52241412512ed48601626edbc58Douglas Gregor 2387d957472ef9a09048c03d8a11028536f908c18b9Fariborz Jahanian InitializePreprocessor(*PP, PPOpts, HSOpts, FEOpts); 23922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 24022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Handle generating dependencies, if requested. 24122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar if (!DepOpts.OutputFile.empty()) 24222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar AttachDependencyFileGen(*PP, DepOpts); 24322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 24422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar return PP; 24522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar} 2465eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar 2475eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar// ASTContext 2485eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar 2495eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbarvoid CompilerInstance::createASTContext() { 2505eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar Preprocessor &PP = getPreprocessor(); 2515eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar Context.reset(new ASTContext(getLangOpts(), PP.getSourceManager(), 2525eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar getTarget(), PP.getIdentifierTable(), 2535eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar PP.getSelectorTable(), PP.getBuiltinInfo(), 2545eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar /*size_reserve=*/ 0)); 2555eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar} 2560f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2570f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar// ExternalASTSource 2580f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 259fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregorvoid CompilerInstance::createPCHExternalASTSource(llvm::StringRef Path, 260ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl bool DisablePCHValidation, 261ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl void *DeserializationListener){ 2620f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar llvm::OwningPtr<ExternalASTSource> Source; 2630f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Source.reset(createPCHExternalASTSource(Path, getHeaderSearchOpts().Sysroot, 264fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor DisablePCHValidation, 265ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl getPreprocessor(), getASTContext(), 266ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl DeserializationListener)); 2670f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar getASTContext().setExternalSource(Source); 2680f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar} 2690f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2700f800391ffbfe3820e1c60246a09a97e5f065179Daniel DunbarExternalASTSource * 2710f800391ffbfe3820e1c60246a09a97e5f065179Daniel DunbarCompilerInstance::createPCHExternalASTSource(llvm::StringRef Path, 2720f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar const std::string &Sysroot, 273fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor bool DisablePCHValidation, 2740f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Preprocessor &PP, 275ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl ASTContext &Context, 276ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl void *DeserializationListener) { 2770f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar llvm::OwningPtr<PCHReader> Reader; 2780f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Reader.reset(new PCHReader(PP, &Context, 279fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor Sysroot.empty() ? 0 : Sysroot.c_str(), 280fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor DisablePCHValidation)); 2810f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 282ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Reader->setDeserializationListener( 283ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl static_cast<PCHDeserializationListener *>(DeserializationListener)); 2840f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar switch (Reader->ReadPCH(Path)) { 2850f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar case PCHReader::Success: 2860f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // Set the predefines buffer as suggested by the PCH reader. Typically, the 2870f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // predefines buffer will be empty. 2880f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar PP.setPredefines(Reader->getSuggestedPredefines()); 2890f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar return Reader.take(); 2900f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2910f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar case PCHReader::Failure: 2920f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // Unrecoverable failure: don't even try to process the input file. 2930f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar break; 2940f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2950f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar case PCHReader::IgnorePCH: 2960f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // No suitable PCH file could be found. Return an error. 2970f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar break; 2980f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar } 2990f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 3000f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar return 0; 3010f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar} 302c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 303c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar// Code Completion 304c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 3051abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregorstatic bool EnableCodeCompletion(Preprocessor &PP, 3061abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const std::string &Filename, 3071abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned Line, 3081abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned Column) { 3091abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Tell the source manager to chop off the given file at a specific 3101abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // line and column. 3111abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const FileEntry *Entry = PP.getFileManager().getFile(Filename); 3121abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!Entry) { 3131abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor PP.getDiagnostics().Report(diag::err_fe_invalid_code_complete_file) 3141abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor << Filename; 3151abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return true; 3161abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 3171abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 3181abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Truncate the named file at the given line/column. 3191abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor PP.SetCodeCompletionPoint(Entry, Line, Column); 3201abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return false; 3211abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor} 3221abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 323c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbarvoid CompilerInstance::createCodeCompletionConsumer() { 324c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar const ParsedSourceLocation &Loc = getFrontendOpts().CodeCompletionAt; 3251abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!CompletionConsumer) { 3261abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CompletionConsumer.reset( 3271abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor createCodeCompletionConsumer(getPreprocessor(), 3281abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Loc.FileName, Loc.Line, Loc.Column, 3291abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor getFrontendOpts().DebugCodeCompletionPrinter, 3301abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor getFrontendOpts().ShowMacrosInCodeCompletion, 331d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor getFrontendOpts().ShowCodePatternsInCodeCompletion, 3321abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::outs())); 3331abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!CompletionConsumer) 3341abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return; 3351abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } else if (EnableCodeCompletion(getPreprocessor(), Loc.FileName, 3361abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Loc.Line, Loc.Column)) { 3371abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CompletionConsumer.reset(); 338c3d43b783dfb1a1502aa8b31ab1985cf237b1f77Douglas Gregor return; 3391abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 3402b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor 3412b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor if (CompletionConsumer->isOutputBinary() && 3422b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor llvm::sys::Program::ChangeStdoutToBinary()) { 3432b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor getPreprocessor().getDiagnostics().Report(diag::err_fe_stdout_binary); 3442b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor CompletionConsumer.reset(); 3452b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor } 346c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar} 347c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 348f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnamvoid CompilerInstance::createFrontendTimer() { 349f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam FrontendTimer.reset(new llvm::Timer("Clang front-end timer")); 350f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam} 351f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam 352c2f484f1f05216a9a427ac84b5773789a4661111Daniel DunbarCodeCompleteConsumer * 353c2f484f1f05216a9a427ac84b5773789a4661111Daniel DunbarCompilerInstance::createCodeCompletionConsumer(Preprocessor &PP, 354c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar const std::string &Filename, 355c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar unsigned Line, 356c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar unsigned Column, 357c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar bool UseDebugPrinter, 358c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar bool ShowMacros, 359d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor bool ShowCodePatterns, 360c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar llvm::raw_ostream &OS) { 3611abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (EnableCodeCompletion(PP, Filename, Line, Column)) 362c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar return 0; 363c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 364c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar // Set up the creation routine for code-completion. 365c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar if (UseDebugPrinter) 366d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor return new PrintingCodeCompleteConsumer(ShowMacros, ShowCodePatterns, OS); 367c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar else 368d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor return new CIndexCodeCompleteConsumer(ShowMacros, ShowCodePatterns, OS); 369c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar} 370a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 371f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregorvoid CompilerInstance::createSema(bool CompleteTranslationUnit, 372f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor CodeCompleteConsumer *CompletionConsumer) { 373f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(new Sema(getPreprocessor(), getASTContext(), getASTConsumer(), 374f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor CompleteTranslationUnit, CompletionConsumer)); 375f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor} 376f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor 377a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar// Output Files 378a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 379a9204831639e31474b927681b97c46781b758a1aDaniel Dunbarvoid CompilerInstance::addOutputFile(llvm::StringRef Path, 380a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar llvm::raw_ostream *OS) { 381a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar assert(OS && "Attempt to add empty stream to output list!"); 382a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar OutputFiles.push_back(std::make_pair(Path, OS)); 383a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar} 384a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 385e51dd7be67808d52c80c09b832d875e9655ce6e0Kovarththanan Rajaratnamvoid CompilerInstance::clearOutputFiles(bool EraseFiles) { 386a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar for (std::list< std::pair<std::string, llvm::raw_ostream*> >::iterator 387a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar it = OutputFiles.begin(), ie = OutputFiles.end(); it != ie; ++it) { 388a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar delete it->second; 389a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar if (EraseFiles && !it->first.empty()) 390a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar llvm::sys::Path(it->first).eraseFromDisk(); 391a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar } 392a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar OutputFiles.clear(); 393a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar} 394a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 395f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 396f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createDefaultOutputFile(bool Binary, 397f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 398f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension) { 399f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return createOutputFile(getFrontendOpts().OutputFile, Binary, 400f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar InFile, Extension); 401f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 402f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 403f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 404f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createOutputFile(llvm::StringRef OutputPath, 405f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar bool Binary, 406f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 407f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension) { 408f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string Error, OutputPathName; 409f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::raw_fd_ostream *OS = createOutputFile(OutputPath, Error, Binary, 410f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar InFile, Extension, 411f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar &OutputPathName); 412f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (!OS) { 413360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar getDiagnostics().Report(diag::err_fe_unable_to_open_output) 414360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar << OutputPath << Error; 415360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar return 0; 416f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } 417f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 418f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar // Add the output file -- but don't try to remove "-", since this means we are 419f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar // using stdin. 420f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar addOutputFile((OutputPathName != "-") ? OutputPathName : "", OS); 421f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 422f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return OS; 423f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 424f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 425f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 426f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createOutputFile(llvm::StringRef OutputPath, 427f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string &Error, 428f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar bool Binary, 429f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef InFile, 430f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::StringRef Extension, 431f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string *ResultPathName) { 432f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string OutFile; 433f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (!OutputPath.empty()) { 434f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = OutputPath; 435f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else if (InFile == "-") { 436f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = "-"; 437f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else if (!Extension.empty()) { 438f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::sys::Path Path(InFile); 439f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar Path.eraseSuffix(); 440f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar Path.appendSuffix(Extension); 441f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = Path.str(); 442f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else { 443f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = "-"; 444f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } 445f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 446fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar llvm::OwningPtr<llvm::raw_fd_ostream> OS( 447f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar new llvm::raw_fd_ostream(OutFile.c_str(), Error, 448fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar (Binary ? llvm::raw_fd_ostream::F_Binary : 0))); 449fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar if (!Error.empty()) 450f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return 0; 451f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 452f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (ResultPathName) 453f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar *ResultPathName = OutFile; 454f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 455fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar return OS.take(); 456f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 457ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 458ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar// Initialization Utilities 459ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 460ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbarbool CompilerInstance::InitializeSourceManager(llvm::StringRef InputFile) { 461ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return InitializeSourceManager(InputFile, getDiagnostics(), getFileManager(), 462ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar getSourceManager(), getFrontendOpts()); 463ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar} 464ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 465ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbarbool CompilerInstance::InitializeSourceManager(llvm::StringRef InputFile, 466ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diagnostic &Diags, 467ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar FileManager &FileMgr, 468ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar SourceManager &SourceMgr, 469ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar const FrontendOptions &Opts) { 470ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar // Figure out where to get and map in the main file. 4712758595023c5c7c0495f19260089f975022c50dcDaniel Dunbar if (InputFile != "-") { 472ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar const FileEntry *File = FileMgr.getFile(InputFile); 473ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar if (File) SourceMgr.createMainFileID(File, SourceLocation()); 474ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar if (SourceMgr.getMainFileID().isInvalid()) { 475ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diags.Report(diag::err_fe_error_reading) << InputFile; 476ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return false; 477ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 478ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } else { 479ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar llvm::MemoryBuffer *SB = llvm::MemoryBuffer::getSTDIN(); 4806f118975f9ca6318a933ee4bfad19fae628c9a8dDan Gohman if (SB) SourceMgr.createMainFileIDForMemBuffer(SB); 481ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar if (SourceMgr.getMainFileID().isInvalid()) { 482ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diags.Report(diag::err_fe_error_reading_stdin); 483ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return false; 484ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 485ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 486ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 487ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return true; 488ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar} 4890397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 4900397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar// High-Level Operations 4910397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 4920397af277e3bba16da1fd125ddba07415686b429Daniel Dunbarbool CompilerInstance::ExecuteAction(FrontendAction &Act) { 4930397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(hasDiagnostics() && "Diagnostics engine is not initialized!"); 4940397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(!getFrontendOpts().ShowHelp && "Client must handle '-help'!"); 4950397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(!getFrontendOpts().ShowVersion && "Client must handle '-version'!"); 4960397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 4970397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: Take this as an argument, once all the APIs we used have moved to 4980397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // taking it as an input instead of hard-coding llvm::errs. 4990397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar llvm::raw_ostream &OS = llvm::errs(); 5000397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5010397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Create the target instance. 5020397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar setTarget(TargetInfo::CreateTargetInfo(getDiagnostics(), getTargetOpts())); 5030397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (!hasTarget()) 5040397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return false; 5050397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5060397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Inform the target of the language options. 5070397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // 5080397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: We shouldn't need to do this, the target should be immutable once 5090397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // created. This complexity should be lifted elsewhere. 5100397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getTarget().setForcedLangOptions(getLangOpts()); 5110397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5120397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Validate/process some options. 5130397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getHeaderSearchOpts().Verbose) 5140397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar OS << "clang -cc1 version " CLANG_VERSION_STRING 5150397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar << " based upon " << PACKAGE_STRING 5160397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar << " hosted on " << llvm::sys::getHostTriple() << "\n"; 5170397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5180397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getFrontendOpts().ShowTimers) 5190397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar createFrontendTimer(); 5200397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 52195dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor if (getFrontendOpts().ShowStats) 52295dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor llvm::EnableStatistics(); 52395dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor 5240397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar for (unsigned i = 0, e = getFrontendOpts().Inputs.size(); i != e; ++i) { 5250397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar const std::string &InFile = getFrontendOpts().Inputs[i].second; 5260397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5272056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar // Reset the ID tables if we are reusing the SourceManager. 5282056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar if (hasSourceManager()) 5292056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar getSourceManager().clearIDTables(); 5300397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 531d3598a65716e120aef45aa2841d730e03f7101feDaniel Dunbar if (Act.BeginSourceFile(*this, InFile, getFrontendOpts().Inputs[i].first)) { 5320397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar Act.Execute(); 5330397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar Act.EndSourceFile(); 5340397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5350397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5360397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 53753eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (getDiagnosticOpts().ShowCarets) { 53853eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumWarnings = getDiagnostics().getNumWarnings(); 5391864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor unsigned NumErrors = getDiagnostics().getNumErrors() - 5401864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor getDiagnostics().getNumErrorsSuppressed(); 54153eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner 54253eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings) 54353eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << NumWarnings << " warning" << (NumWarnings == 1 ? "" : "s"); 54453eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings && NumErrors) 54553eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << " and "; 54653eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumErrors) 54753eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << NumErrors << " error" << (NumErrors == 1 ? "" : "s"); 54853eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings || NumErrors) 54953eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << " generated.\n"; 55053eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner } 5510397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5522056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar if (getFrontendOpts().ShowStats && hasFileManager()) { 5530397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getFileManager().PrintStats(); 5540397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar OS << "\n"; 5550397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 5560397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5570397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Return the appropriate status when verifying diagnostics. 5580397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // 5590397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: If we could make getNumErrors() do the right thing, we wouldn't need 5600397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // this. 5610397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getDiagnosticOpts().VerifyDiagnostics) 5620397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return !static_cast<VerifyDiagnosticsClient&>( 5630397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getDiagnosticClient()).HadErrors(); 5640397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5650397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return !getDiagnostics().getNumErrors(); 5660397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar} 5670397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5680397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 569