CompilerInstance.cpp revision 78ad0b98848c17a0a11847fa1d456e2dfec8aa2f
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" 2421cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor#include "clang/Frontend/FrontendActions.h" 25c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar#include "clang/Frontend/FrontendDiagnostic.h" 269df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar#include "clang/Frontend/LogDiagnosticPrinter.h" 270fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar#include "clang/Frontend/TextDiagnosticPrinter.h" 28f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar#include "clang/Frontend/VerifyDiagnosticsClient.h" 2922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar#include "clang/Frontend/Utils.h" 306ab7cd853e9c15cf986a8a7c3db1f8d20e275409Sebastian Redl#include "clang/Serialization/ASTReader.h" 31c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar#include "clang/Sema/CodeCompleteConsumer.h" 3232bef4edba854303800b3b01cb49a282e5da4f69Michael J. Spencer#include "llvm/Support/FileSystem.h" 33ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar#include "llvm/Support/MemoryBuffer.h" 340fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar#include "llvm/Support/raw_ostream.h" 3595dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor#include "llvm/ADT/Statistic.h" 36f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam#include "llvm/Support/Timer.h" 3703013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Host.h" 3803013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Path.h" 3903013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Program.h" 4003013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Signals.h" 413a321e23f66128dbb986343927456ff6702af617Michael J. Spencer#include "llvm/Support/system_error.h" 421626601b00a1feccd6b7a3f54e2991f56b659192Dylan Noblesmith#include "llvm/Config/config.h" 432a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbarusing namespace clang; 442a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar 4542e9f8e4983d50f896ec716207817b9d96e7e79cDaniel DunbarCompilerInstance::CompilerInstance() 46f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor : Invocation(new CompilerInvocation()), ModuleManager(0) { 476228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar} 482a79e162a3fde25c1941151a67966830d873f2dbDaniel Dunbar 492a79e162a3fde25c1941151a67966830d873f2dbDaniel DunbarCompilerInstance::~CompilerInstance() { 5042e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbar} 5142e9f8e4983d50f896ec716207817b9d96e7e79cDaniel Dunbar 526228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbarvoid CompilerInstance::setInvocation(CompilerInvocation *Value) { 534f32786ac45210143654390177105eb749b614e9Ted Kremenek Invocation = Value; 546228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar} 556228ca00121669ec06a19df4fad87d5049c097cfDaniel Dunbar 56d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikievoid CompilerInstance::setDiagnostics(DiagnosticsEngine *Value) { 5728019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diagnostics = Value; 588a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 598a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 608a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setTarget(TargetInfo *Value) { 614f32786ac45210143654390177105eb749b614e9Ted Kremenek Target = Value; 628a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 638a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 648a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setFileManager(FileManager *Value) { 654f32786ac45210143654390177105eb749b614e9Ted Kremenek FileMgr = Value; 668a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 678a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 684f32786ac45210143654390177105eb749b614e9Ted Kremenekvoid CompilerInstance::setSourceManager(SourceManager *Value) { 694f32786ac45210143654390177105eb749b614e9Ted Kremenek SourceMgr = Value; 708a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 718a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 724f32786ac45210143654390177105eb749b614e9Ted Kremenekvoid CompilerInstance::setPreprocessor(Preprocessor *Value) { PP = Value; } 738a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 744f32786ac45210143654390177105eb749b614e9Ted Kremenekvoid CompilerInstance::setASTContext(ASTContext *Value) { Context = Value; } 7512ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar 76f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregorvoid CompilerInstance::setSema(Sema *S) { 77f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(S); 78f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor} 79f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor 8012ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbarvoid CompilerInstance::setASTConsumer(ASTConsumer *Value) { 8112ce6943aae499225708ecf364c5a8b0a3269c87Daniel Dunbar Consumer.reset(Value); 828a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 838a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 848a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbarvoid CompilerInstance::setCodeCompletionConsumer(CodeCompleteConsumer *Value) { 858a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar CompletionConsumer.reset(Value); 868a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar} 878a9f569262860b8d03203327afd6047be2a9b5a6Daniel Dunbar 880fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Diagnostics 890fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbarstatic void SetUpBuildDumpLog(const DiagnosticOptions &DiagOpts, 907d0c4ccd65b4549283c55e4923602e234f3811c5Axel Naumann unsigned argc, const char* const *argv, 91d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &Diags) { 920fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar std::string ErrorInfo; 935f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner llvm::OwningPtr<raw_ostream> OS( 9469247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam new llvm::raw_fd_ostream(DiagOpts.DumpBuildInformation.c_str(), ErrorInfo)); 950fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (!ErrorInfo.empty()) { 963d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam Diags.Report(diag::err_fe_unable_to_open_logfile) 973d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam << DiagOpts.DumpBuildInformation << ErrorInfo; 980fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar return; 990fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar } 1000fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 101dd63b28107f21692b5065588f0e90b4534946f93Daniel Dunbar (*OS) << "clang -cc1 command line arguments: "; 1020fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar for (unsigned i = 0; i != argc; ++i) 1030fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar (*OS) << argv[i] << ' '; 1040fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar (*OS) << '\n'; 1050fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1060fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Chain in a diagnostic client which will log the diagnostics. 10778ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *Logger = 10869247139f5ce3edf46c48344129792b3a05d090aKovarththanan Rajaratnam new TextDiagnosticPrinter(*OS.take(), DiagOpts, /*OwnsOutputStream=*/true); 109bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor Diags.setClient(new ChainedDiagnosticClient(Diags.takeClient(), Logger)); 1100fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1110fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1129df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbarstatic void SetUpDiagnosticLog(const DiagnosticOptions &DiagOpts, 113b6534bbee90bf73f364072051d10b60352d43c3eDaniel Dunbar const CodeGenOptions *CodeGenOpts, 114d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &Diags) { 1159df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar std::string ErrorInfo; 1169df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar bool OwnsStream = false; 1175f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream *OS = &llvm::errs(); 1189df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar if (DiagOpts.DiagnosticLogFile != "-") { 1199df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar // Create the output stream. 1209df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar llvm::raw_fd_ostream *FileOS( 1219df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar new llvm::raw_fd_ostream(DiagOpts.DiagnosticLogFile.c_str(), 122e01eceb54c9235a41675bfd9f32c50bd005fb8d0Daniel Dunbar ErrorInfo, llvm::raw_fd_ostream::F_Append)); 1239df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar if (!ErrorInfo.empty()) { 1249df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar Diags.Report(diag::warn_fe_cc_log_diagnostics_failure) 1259df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar << DiagOpts.DumpBuildInformation << ErrorInfo; 1269df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar } else { 1279df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar FileOS->SetUnbuffered(); 1289df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar FileOS->SetUseAtomicWrites(true); 1299df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar OS = FileOS; 1309df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar OwnsStream = true; 1319df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar } 1329df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar } 1339df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar 1349df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar // Chain in the diagnostic client which will log the diagnostics. 135b6534bbee90bf73f364072051d10b60352d43c3eDaniel Dunbar LogDiagnosticPrinter *Logger = new LogDiagnosticPrinter(*OS, DiagOpts, 136b6534bbee90bf73f364072051d10b60352d43c3eDaniel Dunbar OwnsStream); 137b6534bbee90bf73f364072051d10b60352d43c3eDaniel Dunbar if (CodeGenOpts) 138b6534bbee90bf73f364072051d10b60352d43c3eDaniel Dunbar Logger->setDwarfDebugFlags(CodeGenOpts->DwarfDebugFlags); 1399df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar Diags.setClient(new ChainedDiagnosticClient(Diags.takeClient(), Logger)); 1409df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar} 1419df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar 142e47be3e9682e82da15059006f43c7f3c021e4fffDouglas Gregorvoid CompilerInstance::createDiagnostics(int Argc, const char* const *Argv, 14378ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *Client, 14478243658c533168d51fd076fba328437932ba6f1Douglas Gregor bool ShouldOwnClient) { 145b6534bbee90bf73f364072051d10b60352d43c3eDaniel Dunbar Diagnostics = createDiagnostics(getDiagnosticOpts(), Argc, Argv, Client, 14678243658c533168d51fd076fba328437932ba6f1Douglas Gregor ShouldOwnClient, &getCodeGenOpts()); 1470fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1480fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 149d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikiellvm::IntrusiveRefCntPtr<DiagnosticsEngine> 15028019772db70d4547be05a042eb950bc910f134fDouglas GregorCompilerInstance::createDiagnostics(const DiagnosticOptions &Opts, 151e47be3e9682e82da15059006f43c7f3c021e4fffDouglas Gregor int Argc, const char* const *Argv, 15278ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *Client, 15378243658c533168d51fd076fba328437932ba6f1Douglas Gregor bool ShouldOwnClient, 154b6534bbee90bf73f364072051d10b60352d43c3eDaniel Dunbar const CodeGenOptions *CodeGenOpts) { 15533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis llvm::IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs()); 156d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie llvm::IntrusiveRefCntPtr<DiagnosticsEngine> 157d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie Diags(new DiagnosticsEngine(DiagID)); 158221c7211c507482a91e97ede1bf6cf65a456ff67Daniel Dunbar 1590fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Create the diagnostic client for reporting errors or for 1600fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // implementing -verify. 161e47be3e9682e82da15059006f43c7f3c021e4fffDouglas Gregor if (Client) 16278243658c533168d51fd076fba328437932ba6f1Douglas Gregor Diags->setClient(Client, ShouldOwnClient); 163e47be3e9682e82da15059006f43c7f3c021e4fffDouglas Gregor else 164e47be3e9682e82da15059006f43c7f3c021e4fffDouglas Gregor Diags->setClient(new TextDiagnosticPrinter(llvm::errs(), Opts)); 165f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar 166f79dced038c63572965c016b969cfa870670d16eDaniel Dunbar // Chain in -verify checker, if requested. 16778243658c533168d51fd076fba328437932ba6f1Douglas Gregor if (Opts.VerifyDiagnostics) 16878243658c533168d51fd076fba328437932ba6f1Douglas Gregor Diags->setClient(new VerifyDiagnosticsClient(*Diags)); 1690fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1709df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar // Chain in -diagnostic-log-file dumper, if requested. 1719df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar if (!Opts.DiagnosticLogFile.empty()) 172b6534bbee90bf73f364072051d10b60352d43c3eDaniel Dunbar SetUpDiagnosticLog(Opts, CodeGenOpts, *Diags); 1739df23493f5b8a223dfbc491e4b7de3850797c2e7Daniel Dunbar 1740fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar if (!Opts.DumpBuildInformation.empty()) 1753d67b1e25847319a5a271f9d5a8d607ef18d804aKovarththanan Rajaratnam SetUpBuildDumpLog(Opts, Argc, Argv, *Diags); 1760fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1770fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar // Configure our handling of diagnostics. 1785bf932bd0d5db98273938675dbf81cbb2f5ffff7Kovarththanan Rajaratnam ProcessWarningOptions(*Diags, Opts); 1790fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 18028019772db70d4547be05a042eb950bc910f134fDouglas Gregor return Diags; 1810fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar} 1820fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 1830fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// File Manager 1840fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 18516b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbarvoid CompilerInstance::createFileManager() { 1864f32786ac45210143654390177105eb749b614e9Ted Kremenek FileMgr = new FileManager(getFileSystemOpts()); 18716b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar} 18816b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar 1890fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Source Manager 1900fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 19139b49bcaaddb1049234fca9500c0ac02c088e23dChris Lattnervoid CompilerInstance::createSourceManager(FileManager &FileMgr) { 1924f32786ac45210143654390177105eb749b614e9Ted Kremenek SourceMgr = new SourceManager(getDiagnostics(), FileMgr); 19316b7449d86b843d0926b04f87104cf3fff7149feDaniel Dunbar} 19422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar 1950fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar// Preprocessor 1960fbb3d9a9cdd2201848be9eb017c54cd78538122Daniel Dunbar 19722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbarvoid CompilerInstance::createPreprocessor() { 1986aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor const PreprocessorOptions &PPOpts = getPreprocessorOpts(); 1996aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 20022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Create a PTH manager if we are using some form of a token cache. 20122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PTHManager *PTHMgr = 0; 202049d3a06ea9f8fc03582488a2b7f24512565a335Daniel Dunbar if (!PPOpts.TokenCache.empty()) 2036aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor PTHMgr = PTHManager::Create(PPOpts.TokenCache, getDiagnostics()); 2046aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 20522dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Create the Preprocessor. 2066aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor HeaderSearch *HeaderInfo = new HeaderSearch(getFileManager()); 207998b3d3e8528ebd9d2c5d78d3a82edd90a8953a4Douglas Gregor PP = new Preprocessor(getDiagnostics(), getLangOpts(), &getTarget(), 2086aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor getSourceManager(), *HeaderInfo, *this, PTHMgr, 2096aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor /*OwnsHeaderSearch=*/true); 2106aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 21122dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Note that this is different then passing PTHMgr to Preprocessor's ctor. 21222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // That argument is used as the IdentifierInfoLookup argument to 21322dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // IdentifierTable's ctor. 21422dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar if (PTHMgr) { 2156aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor PTHMgr->setPreprocessor(&*PP); 21622dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar PP->setPTHManager(PTHMgr); 21722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar } 2186aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 21994dc8f640ebea52241412512ed48601626edbc58Douglas Gregor if (PPOpts.DetailedRecord) 220dca8ee8b7bc86076916a3a80f553f7a4e98c14afDouglas Gregor PP->createPreprocessingRecord( 2216aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor PPOpts.DetailedRecordIncludesNestedMacroExpansions); 2226aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 2236aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor InitializePreprocessor(*PP, PPOpts, getHeaderSearchOpts(), getFrontendOpts()); 22494dc8f640ebea52241412512ed48601626edbc58Douglas Gregor 2256e975c4517958bcc11c834336d340797356058dbDouglas Gregor // Set up the module path, including the hash for the 2266e975c4517958bcc11c834336d340797356058dbDouglas Gregor // module-creation options. 2276e975c4517958bcc11c834336d340797356058dbDouglas Gregor llvm::SmallString<256> SpecificModuleCache( 2286e975c4517958bcc11c834336d340797356058dbDouglas Gregor getHeaderSearchOpts().ModuleCachePath); 2296e975c4517958bcc11c834336d340797356058dbDouglas Gregor if (!getHeaderSearchOpts().DisableModuleHash) 2306e975c4517958bcc11c834336d340797356058dbDouglas Gregor llvm::sys::path::append(SpecificModuleCache, 2316e975c4517958bcc11c834336d340797356058dbDouglas Gregor getInvocation().getModuleHash()); 232fba18aa8f2cd1994dc65e8cb9f4be201c560dc0bDouglas Gregor PP->getHeaderSearchInfo().configureModules(SpecificModuleCache, 233fba18aa8f2cd1994dc65e8cb9f4be201c560dc0bDouglas Gregor getPreprocessorOpts().ModuleBuildPath.empty() 234fba18aa8f2cd1994dc65e8cb9f4be201c560dc0bDouglas Gregor ? std::string() 235fba18aa8f2cd1994dc65e8cb9f4be201c560dc0bDouglas Gregor : getPreprocessorOpts().ModuleBuildPath.back()); 2366e975c4517958bcc11c834336d340797356058dbDouglas Gregor 23722dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar // Handle generating dependencies, if requested. 2386aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor const DependencyOutputOptions &DepOpts = getDependencyOutputOpts(); 23922dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar if (!DepOpts.OutputFile.empty()) 24022dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar AttachDependencyFileGen(*PP, DepOpts); 2416aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 242eef63e0997e0f6d6436736ea919b851cfe34955aDaniel Dunbar // Handle generating header include information, if requested. 243eef63e0997e0f6d6436736ea919b851cfe34955aDaniel Dunbar if (DepOpts.ShowHeaderIncludes) 244eef63e0997e0f6d6436736ea919b851cfe34955aDaniel Dunbar AttachHeaderIncludeGen(*PP); 245b34d69b9292534c1c574f168f0ac10aea652adcaDaniel Dunbar if (!DepOpts.HeaderIncludeOutputFile.empty()) { 2465f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef OutputPath = DepOpts.HeaderIncludeOutputFile; 247b34d69b9292534c1c574f168f0ac10aea652adcaDaniel Dunbar if (OutputPath == "-") 248b34d69b9292534c1c574f168f0ac10aea652adcaDaniel Dunbar OutputPath = ""; 249da60885cb4ee85d167cf704061f10b758067cf5aDaniel Dunbar AttachHeaderIncludeGen(*PP, /*ShowAllHeaders=*/true, OutputPath, 250da60885cb4ee85d167cf704061f10b758067cf5aDaniel Dunbar /*ShowDepth=*/false); 251b34d69b9292534c1c574f168f0ac10aea652adcaDaniel Dunbar } 25222dacfacacf5559028550ba6ddfbaa4ea6cb3944Daniel Dunbar} 2535eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar 2545eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar// ASTContext 2555eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar 2565eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbarvoid CompilerInstance::createASTContext() { 2575eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar Preprocessor &PP = getPreprocessor(); 2584f32786ac45210143654390177105eb749b614e9Ted Kremenek Context = new ASTContext(getLangOpts(), PP.getSourceManager(), 259bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor &getTarget(), PP.getIdentifierTable(), 2604f32786ac45210143654390177105eb749b614e9Ted Kremenek PP.getSelectorTable(), PP.getBuiltinInfo(), 2614f32786ac45210143654390177105eb749b614e9Ted Kremenek /*size_reserve=*/ 0); 2625eb810024dc8a1d12d5f066c02c978f07c4fcb00Daniel Dunbar} 2630f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2640f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar// ExternalASTSource 2650f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2665f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnervoid CompilerInstance::createPCHExternalASTSource(StringRef Path, 267ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl bool DisablePCHValidation, 2688ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor bool DisableStatCache, 269ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl void *DeserializationListener){ 2700f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar llvm::OwningPtr<ExternalASTSource> Source; 2711d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl bool Preamble = getPreprocessorOpts().PrecompiledPreambleBytes.first != 0; 2720f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Source.reset(createPCHExternalASTSource(Path, getHeaderSearchOpts().Sysroot, 2738ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor DisablePCHValidation, 2748ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor DisableStatCache, 275ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl getPreprocessor(), getASTContext(), 2761d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl DeserializationListener, 2771d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl Preamble)); 278f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor ModuleManager = static_cast<ASTReader*>(Source.get()); 2790f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar getASTContext().setExternalSource(Source); 2800f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar} 2810f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 2820f800391ffbfe3820e1c60246a09a97e5f065179Daniel DunbarExternalASTSource * 2835f9e272e632e951b1efe824cd16acb4d96077930Chris LattnerCompilerInstance::createPCHExternalASTSource(StringRef Path, 2840f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar const std::string &Sysroot, 285fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor bool DisablePCHValidation, 2868ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor bool DisableStatCache, 2870f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar Preprocessor &PP, 288ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl ASTContext &Context, 2891d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl void *DeserializationListener, 2901d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl bool Preamble) { 291c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl llvm::OwningPtr<ASTReader> Reader; 292f8a1e51c48761ee1d7803c3fa35ac94f42ebb55eDouglas Gregor Reader.reset(new ASTReader(PP, Context, 293832d620b4ae0fc5fe28561b885b4cfc65cf5c9abDouglas Gregor Sysroot.empty() ? "" : Sysroot.c_str(), 2948ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor DisablePCHValidation, DisableStatCache)); 2950f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 296ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Reader->setDeserializationListener( 297571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl static_cast<ASTDeserializationListener *>(DeserializationListener)); 29872a9ae18553bf8b6bdad84d2c54f73741a47e275Douglas Gregor switch (Reader->ReadAST(Path, 29972a9ae18553bf8b6bdad84d2c54f73741a47e275Douglas Gregor Preamble ? serialization::MK_Preamble 30072a9ae18553bf8b6bdad84d2c54f73741a47e275Douglas Gregor : serialization::MK_PCH)) { 301c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::Success: 3020f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // Set the predefines buffer as suggested by the PCH reader. Typically, the 3030f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // predefines buffer will be empty. 3040f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar PP.setPredefines(Reader->getSuggestedPredefines()); 3050f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar return Reader.take(); 3060f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 307c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::Failure: 3080f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // Unrecoverable failure: don't even try to process the input file. 3090f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar break; 3100f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 311c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl case ASTReader::IgnorePCH: 3120f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar // No suitable PCH file could be found. Return an error. 3130f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar break; 3140f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar } 3150f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar 3160f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar return 0; 3170f800391ffbfe3820e1c60246a09a97e5f065179Daniel Dunbar} 318c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 319c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar// Code Completion 320c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 3211abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregorstatic bool EnableCodeCompletion(Preprocessor &PP, 3221abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor const std::string &Filename, 3231abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned Line, 3241abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor unsigned Column) { 3251abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Tell the source manager to chop off the given file at a specific 3261abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // line and column. 32739b49bcaaddb1049234fca9500c0ac02c088e23dChris Lattner const FileEntry *Entry = PP.getFileManager().getFile(Filename); 3281abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!Entry) { 3291abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor PP.getDiagnostics().Report(diag::err_fe_invalid_code_complete_file) 3301abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor << Filename; 3311abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return true; 3321abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 3331abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 3341abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor // Truncate the named file at the given line/column. 3351abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor PP.SetCodeCompletionPoint(Entry, Line, Column); 3361abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return false; 3371abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor} 3381abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor 339c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbarvoid CompilerInstance::createCodeCompletionConsumer() { 340c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar const ParsedSourceLocation &Loc = getFrontendOpts().CodeCompletionAt; 3411abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!CompletionConsumer) { 3421abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CompletionConsumer.reset( 3431abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor createCodeCompletionConsumer(getPreprocessor(), 3441abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Loc.FileName, Loc.Line, Loc.Column, 3451abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor getFrontendOpts().ShowMacrosInCodeCompletion, 346d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor getFrontendOpts().ShowCodePatternsInCodeCompletion, 3478071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor getFrontendOpts().ShowGlobalSymbolsInCodeCompletion, 3481abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor llvm::outs())); 3491abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (!CompletionConsumer) 3501abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor return; 3511abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } else if (EnableCodeCompletion(getPreprocessor(), Loc.FileName, 3521abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor Loc.Line, Loc.Column)) { 3531abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor CompletionConsumer.reset(); 354c3d43b783dfb1a1502aa8b31ab1985cf237b1f77Douglas Gregor return; 3551abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor } 3562b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor 3572b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor if (CompletionConsumer->isOutputBinary() && 3582b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor llvm::sys::Program::ChangeStdoutToBinary()) { 3592b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor getPreprocessor().getDiagnostics().Report(diag::err_fe_stdout_binary); 3602b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor CompletionConsumer.reset(); 3612b4074f1d3919e77cb33ca49c960521dea27afabDouglas Gregor } 362c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar} 363c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 364f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnamvoid CompilerInstance::createFrontendTimer() { 365f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam FrontendTimer.reset(new llvm::Timer("Clang front-end timer")); 366f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam} 367f79bafa608a5d7c49ec40ad199af5e32f3038b47Kovarththanan Rajaratnam 368c2f484f1f05216a9a427ac84b5773789a4661111Daniel DunbarCodeCompleteConsumer * 369c2f484f1f05216a9a427ac84b5773789a4661111Daniel DunbarCompilerInstance::createCodeCompletionConsumer(Preprocessor &PP, 370c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar const std::string &Filename, 371c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar unsigned Line, 372c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar unsigned Column, 373c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar bool ShowMacros, 374d8e8a58ee35ab334ab9d0c2154dca029c1822e8aDouglas Gregor bool ShowCodePatterns, 3758071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor bool ShowGlobals, 3765f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &OS) { 3771abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor if (EnableCodeCompletion(PP, Filename, Line, Column)) 378c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar return 0; 379c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar 380c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar // Set up the creation routine for code-completion. 381a9f4f620daf073805b89e893afcdc5eb7a9bdc50Douglas Gregor return new PrintingCodeCompleteConsumer(ShowMacros, ShowCodePatterns, 3828071e4212ae08f8014e0c3ae6d18b7388003a5ccDouglas Gregor ShowGlobals, OS); 383c2f484f1f05216a9a427ac84b5773789a4661111Daniel Dunbar} 384a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 385467dc88512b4ba4bb16e274ea3771dc1415d31daDouglas Gregorvoid CompilerInstance::createSema(TranslationUnitKind TUKind, 386f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor CodeCompleteConsumer *CompletionConsumer) { 387f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor TheSema.reset(new Sema(getPreprocessor(), getASTContext(), getASTConsumer(), 388467dc88512b4ba4bb16e274ea3771dc1415d31daDouglas Gregor TUKind, CompletionConsumer)); 389f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor} 390f18d0d8b39e891460d50f8a8b85029885b264986Douglas Gregor 391a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar// Output Files 392a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 393dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidisvoid CompilerInstance::addOutputFile(const OutputFile &OutFile) { 394dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis assert(OutFile.OS && "Attempt to add empty stream to output list!"); 395dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis OutputFiles.push_back(OutFile); 396a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar} 397a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 398e51dd7be67808d52c80c09b832d875e9655ce6e0Kovarththanan Rajaratnamvoid CompilerInstance::clearOutputFiles(bool EraseFiles) { 399dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis for (std::list<OutputFile>::iterator 400a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar it = OutputFiles.begin(), ie = OutputFiles.end(); it != ie; ++it) { 401dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis delete it->OS; 402dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (!it->TempFilename.empty()) { 403af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson if (EraseFiles) { 404af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson bool existed; 405af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson llvm::sys::fs::remove(it->TempFilename, existed); 406af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson } else { 407af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson llvm::SmallString<128> NewOutFile(it->Filename); 408af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson 409389db16c63eec6ecfa9b235155252d8da766e94eArgyrios Kyrtzidis // If '-working-directory' was passed, the output filename should be 410389db16c63eec6ecfa9b235155252d8da766e94eArgyrios Kyrtzidis // relative to that. 4112e2468e2d2ccbb9a38fe3b6b754009af7e5d39a9Anders Carlsson FileMgr->FixupRelativePath(NewOutFile); 412af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson if (llvm::error_code ec = llvm::sys::fs::rename(it->TempFilename, 413af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson NewOutFile.str())) { 414dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis getDiagnostics().Report(diag::err_fe_unable_to_rename_temp) 415af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson << it->TempFilename << it->Filename << ec.message(); 416af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson 417af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson bool existed; 418af036a6c25f540a9daf51e721485ae6d0e645bd8Anders Carlsson llvm::sys::fs::remove(it->TempFilename, existed); 419dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } 420dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } 421dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } else if (!it->Filename.empty() && EraseFiles) 422dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis llvm::sys::Path(it->Filename).eraseFromDisk(); 423dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis 424a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar } 425a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar OutputFiles.clear(); 426a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar} 427a9204831639e31474b927681b97c46781b758a1aDaniel Dunbar 428f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 429f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel DunbarCompilerInstance::createDefaultOutputFile(bool Binary, 4305f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef InFile, 4315f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef Extension) { 432f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return createOutputFile(getFrontendOpts().OutputFile, Binary, 433ff9cd968cd5b623e3ec7e5f862b598cd22f7ec79Daniel Dunbar /*RemoveFileOnSignal=*/true, InFile, Extension); 434f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 435f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 436f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 4375f9e272e632e951b1efe824cd16acb4d96077930Chris LattnerCompilerInstance::createOutputFile(StringRef OutputPath, 438ff9cd968cd5b623e3ec7e5f862b598cd22f7ec79Daniel Dunbar bool Binary, bool RemoveFileOnSignal, 4395f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef InFile, 4407e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis StringRef Extension, 4417e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis bool UseTemporary) { 442dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string Error, OutputPathName, TempPathName; 443f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::raw_fd_ostream *OS = createOutputFile(OutputPath, Error, Binary, 444ff9cd968cd5b623e3ec7e5f862b598cd22f7ec79Daniel Dunbar RemoveFileOnSignal, 445f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar InFile, Extension, 4467e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis UseTemporary, 447dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis &OutputPathName, 448dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis &TempPathName); 449f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (!OS) { 450360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar getDiagnostics().Report(diag::err_fe_unable_to_open_output) 451360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar << OutputPath << Error; 452360435908c9b90429cfe192fab22854af1d4497cDaniel Dunbar return 0; 453f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } 454f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 455f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar // Add the output file -- but don't try to remove "-", since this means we are 456f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar // using stdin. 457dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis addOutputFile(OutputFile((OutputPathName != "-") ? OutputPathName : "", 458dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis TempPathName, OS)); 459f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 460f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar return OS; 461f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 462f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 463f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbarllvm::raw_fd_ostream * 4645f9e272e632e951b1efe824cd16acb4d96077930Chris LattnerCompilerInstance::createOutputFile(StringRef OutputPath, 465f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar std::string &Error, 466f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar bool Binary, 467ff9cd968cd5b623e3ec7e5f862b598cd22f7ec79Daniel Dunbar bool RemoveFileOnSignal, 4685f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef InFile, 4695f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef Extension, 4707e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis bool UseTemporary, 471dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string *ResultPathName, 472dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string *TempPathName) { 473dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis std::string OutFile, TempFile; 474f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (!OutputPath.empty()) { 475f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = OutputPath; 476f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else if (InFile == "-") { 477f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = "-"; 478f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else if (!Extension.empty()) { 479f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar llvm::sys::Path Path(InFile); 480f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar Path.eraseSuffix(); 481f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar Path.appendSuffix(Extension); 482f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = Path.str(); 483f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } else { 484f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar OutFile = "-"; 485f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar } 4867e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis 4877e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis llvm::OwningPtr<llvm::raw_fd_ostream> OS; 4887e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis std::string OSFile; 4897e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis 4907e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis if (UseTemporary && OutFile != "-") { 491dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis llvm::sys::Path OutPath(OutFile); 492dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis // Only create the temporary if we can actually write to OutPath, otherwise 493dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis // we want to fail early. 49432bef4edba854303800b3b01cb49a282e5da4f69Michael J. Spencer bool Exists; 49532bef4edba854303800b3b01cb49a282e5da4f69Michael J. Spencer if ((llvm::sys::fs::exists(OutPath.str(), Exists) || !Exists) || 496dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis (OutPath.isRegularFile() && OutPath.canWrite())) { 497dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis // Create a temporary file. 4987e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis llvm::SmallString<128> TempPath; 4997e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis TempPath = OutFile; 5007e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis TempPath += "-%%%%%%%%"; 5017e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis int fd; 5027e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis if (llvm::sys::fs::unique_file(TempPath.str(), fd, TempPath, 5037e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis /*makeAbsolute=*/false) == llvm::errc::success) { 5047e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis OS.reset(new llvm::raw_fd_ostream(fd, /*shouldClose=*/true)); 5057e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis OSFile = TempFile = TempPath.str(); 5067e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis } 507dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } 508dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis } 509dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis 5107e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis if (!OS) { 5117e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis OSFile = OutFile; 5127e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis OS.reset( 5137e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis new llvm::raw_fd_ostream(OSFile.c_str(), Error, 5147e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis (Binary ? llvm::raw_fd_ostream::F_Binary : 0))); 5157e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis if (!Error.empty()) 5167e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis return 0; 5177e90985df09855dc309ed888a5b16a0ae684f8e3Argyrios Kyrtzidis } 518f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 519dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis // Make sure the out stream file gets removed if we crash. 520ff9cd968cd5b623e3ec7e5f862b598cd22f7ec79Daniel Dunbar if (RemoveFileOnSignal) 521ff9cd968cd5b623e3ec7e5f862b598cd22f7ec79Daniel Dunbar llvm::sys::RemoveFileOnSignal(llvm::sys::Path(OSFile)); 522dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis 523f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar if (ResultPathName) 524f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar *ResultPathName = OutFile; 525dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis if (TempPathName) 526dc24572a44575e07a5d8bb6de52641a69f1bab27Argyrios Kyrtzidis *TempPathName = TempFile; 527f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar 528fc97102a80bfe0afaa25883a2aa6b5e1d7307d0aDaniel Dunbar return OS.take(); 529f482d59386dbc70716f7a5f65adb37ff86b501e6Daniel Dunbar} 530ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 531ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar// Initialization Utilities 532ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 5335f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnerbool CompilerInstance::InitializeSourceManager(StringRef InputFile) { 534ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return InitializeSourceManager(InputFile, getDiagnostics(), getFileManager(), 535ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar getSourceManager(), getFrontendOpts()); 536ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar} 537ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 5385f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnerbool CompilerInstance::InitializeSourceManager(StringRef InputFile, 539d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &Diags, 540ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar FileManager &FileMgr, 541ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar SourceManager &SourceMgr, 542ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar const FrontendOptions &Opts) { 543507097ec40105ed927cb5a744fad98f5875aacacArgyrios Kyrtzidis // Figure out where to get and map in the main file. 544507097ec40105ed927cb5a744fad98f5875aacacArgyrios Kyrtzidis if (InputFile != "-") { 54539b49bcaaddb1049234fca9500c0ac02c088e23dChris Lattner const FileEntry *File = FileMgr.getFile(InputFile); 546694137c54c79a33c9ac6c07e68327750dcd5adf7Dan Gohman if (!File) { 547ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diags.Report(diag::err_fe_error_reading) << InputFile; 548ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return false; 549ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 550694137c54c79a33c9ac6c07e68327750dcd5adf7Dan Gohman SourceMgr.createMainFileID(File); 551ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } else { 5524eeebc464e1f968d9968a4786c82558f18ac2ed8Michael J. Spencer llvm::OwningPtr<llvm::MemoryBuffer> SB; 5534eeebc464e1f968d9968a4786c82558f18ac2ed8Michael J. Spencer if (llvm::MemoryBuffer::getSTDIN(SB)) { 5543a321e23f66128dbb986343927456ff6702af617Michael J. Spencer // FIXME: Give ec.message() in this diag. 555ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar Diags.Report(diag::err_fe_error_reading_stdin); 556ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return false; 557ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 55890d9081cacb4b0163f2c7527f666d6515257067cDan Gohman const FileEntry *File = FileMgr.getVirtualFile(SB->getBufferIdentifier(), 55939b49bcaaddb1049234fca9500c0ac02c088e23dChris Lattner SB->getBufferSize(), 0); 56090d9081cacb4b0163f2c7527f666d6515257067cDan Gohman SourceMgr.createMainFileID(File); 5614eeebc464e1f968d9968a4786c82558f18ac2ed8Michael J. Spencer SourceMgr.overrideFileContents(File, SB.take()); 562ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar } 563ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar 564694137c54c79a33c9ac6c07e68327750dcd5adf7Dan Gohman assert(!SourceMgr.getMainFileID().isInvalid() && 565694137c54c79a33c9ac6c07e68327750dcd5adf7Dan Gohman "Couldn't establish MainFileID!"); 566ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar return true; 567ccb6cb6fd9e48697564d536b07397b95dfc28d5bDaniel Dunbar} 5680397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5690397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar// High-Level Operations 5700397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5710397af277e3bba16da1fd125ddba07415686b429Daniel Dunbarbool CompilerInstance::ExecuteAction(FrontendAction &Act) { 5720397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(hasDiagnostics() && "Diagnostics engine is not initialized!"); 5730397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(!getFrontendOpts().ShowHelp && "Client must handle '-help'!"); 5740397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar assert(!getFrontendOpts().ShowVersion && "Client must handle '-version'!"); 5750397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5760397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: Take this as an argument, once all the APIs we used have moved to 5770397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // taking it as an input instead of hard-coding llvm::errs. 5785f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &OS = llvm::errs(); 5790397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5800397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Create the target instance. 5810397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar setTarget(TargetInfo::CreateTargetInfo(getDiagnostics(), getTargetOpts())); 5820397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (!hasTarget()) 5830397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar return false; 5840397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5850397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Inform the target of the language options. 5860397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // 5870397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // FIXME: We shouldn't need to do this, the target should be immutable once 5880397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // created. This complexity should be lifted elsewhere. 5890397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getTarget().setForcedLangOptions(getLangOpts()); 5900397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5910397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar // Validate/process some options. 5920397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getHeaderSearchOpts().Verbose) 5930397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar OS << "clang -cc1 version " CLANG_VERSION_STRING 5940397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar << " based upon " << PACKAGE_STRING 5950397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar << " hosted on " << llvm::sys::getHostTriple() << "\n"; 5960397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 5970397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar if (getFrontendOpts().ShowTimers) 5980397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar createFrontendTimer(); 5990397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 60095dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor if (getFrontendOpts().ShowStats) 60195dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor llvm::EnableStatistics(); 60295dd5583e3900443a1d7970d557d8c54aa320601Douglas Gregor 6030397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar for (unsigned i = 0, e = getFrontendOpts().Inputs.size(); i != e; ++i) { 6040397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar const std::string &InFile = getFrontendOpts().Inputs[i].second; 6050397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 6062056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar // Reset the ID tables if we are reusing the SourceManager. 6072056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar if (hasSourceManager()) 6082056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar getSourceManager().clearIDTables(); 6090397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 610d3598a65716e120aef45aa2841d730e03f7101feDaniel Dunbar if (Act.BeginSourceFile(*this, InFile, getFrontendOpts().Inputs[i].first)) { 6110397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar Act.Execute(); 6120397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar Act.EndSourceFile(); 6130397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 6140397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 6150397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 61653eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (getDiagnosticOpts().ShowCarets) { 617f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis // We can have multiple diagnostics sharing one diagnostic client. 618f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis // Get the total number of warnings/errors from the client. 619f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumWarnings = getDiagnostics().getClient()->getNumWarnings(); 620f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumErrors = getDiagnostics().getClient()->getNumErrors(); 62153eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner 62253eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings) 62353eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << NumWarnings << " warning" << (NumWarnings == 1 ? "" : "s"); 62453eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings && NumErrors) 62553eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << " and "; 62653eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumErrors) 62753eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << NumErrors << " error" << (NumErrors == 1 ? "" : "s"); 62853eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner if (NumWarnings || NumErrors) 62953eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner OS << " generated.\n"; 63053eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner } 6310397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 6322056048f0f619adadc9a5416a2c4cdf95c58eef7Daniel Dunbar if (getFrontendOpts().ShowStats && hasFileManager()) { 6330397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar getFileManager().PrintStats(); 6340397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar OS << "\n"; 6350397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar } 6360397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 637ab41b97c3cddf1bcdd8bf82ab09ed3ceafcd05b1Argyrios Kyrtzidis return !getDiagnostics().getClient()->getNumErrors(); 6380397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar} 6390397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 64021cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor/// \brief Determine the appropriate source input kind based on language 64121cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor/// options. 64221cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregorstatic InputKind getSourceInputKindFromOptions(const LangOptions &LangOpts) { 64321cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor if (LangOpts.OpenCL) 64421cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor return IK_OpenCL; 64521cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor if (LangOpts.CUDA) 64621cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor return IK_CUDA; 64721cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor if (LangOpts.ObjC1) 64821cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor return LangOpts.CPlusPlus? IK_ObjCXX : IK_ObjC; 64921cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor return LangOpts.CPlusPlus? IK_CXX : IK_C; 65021cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor} 65121cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor 65221cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor/// \brief Compile a module file for the given module name with the given 65321cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor/// umbrella header, using the options provided by the importing compiler 65421cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor/// instance. 65521cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregorstatic void compileModule(CompilerInstance &ImportingInstance, 65621cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor StringRef ModuleName, 6576e975c4517958bcc11c834336d340797356058dbDouglas Gregor StringRef ModuleFileName, 65821cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor StringRef UmbrellaHeader) { 65921cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // Construct a compiler invocation for creating this module. 66021cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor llvm::IntrusiveRefCntPtr<CompilerInvocation> Invocation 66121cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor (new CompilerInvocation(ImportingInstance.getInvocation())); 662b2d39c217b2cfe87cbe69f25df83869940d8adcdDouglas Gregor 663b2d39c217b2cfe87cbe69f25df83869940d8adcdDouglas Gregor // For any options that aren't intended to affect how a module is built, 664b2d39c217b2cfe87cbe69f25df83869940d8adcdDouglas Gregor // reset them to their default values. 6651c7e0472f5683a8ade62285f366637050cf113e5Douglas Gregor Invocation->getLangOpts().resetNonModularOptions(); 6661c7e0472f5683a8ade62285f366637050cf113e5Douglas Gregor Invocation->getPreprocessorOpts().resetNonModularOptions(); 667b2d39c217b2cfe87cbe69f25df83869940d8adcdDouglas Gregor 668b2d39c217b2cfe87cbe69f25df83869940d8adcdDouglas Gregor // Note that this module is part of the module build path, so that we 669b2d39c217b2cfe87cbe69f25df83869940d8adcdDouglas Gregor // can detect cycles in the module graph. 6704ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor Invocation->getPreprocessorOpts().ModuleBuildPath.push_back(ModuleName); 6711c7e0472f5683a8ade62285f366637050cf113e5Douglas Gregor 672b2d39c217b2cfe87cbe69f25df83869940d8adcdDouglas Gregor // Set up the inputs/outputs so that we build the module from its umbrella 673b2d39c217b2cfe87cbe69f25df83869940d8adcdDouglas Gregor // header. 67421cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor FrontendOptions &FrontendOpts = Invocation->getFrontendOpts(); 6756e975c4517958bcc11c834336d340797356058dbDouglas Gregor FrontendOpts.OutputFile = ModuleFileName.str(); 67621cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor FrontendOpts.DisableFree = false; 67721cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor FrontendOpts.Inputs.clear(); 67821cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor FrontendOpts.Inputs.push_back( 67921cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor std::make_pair(getSourceInputKindFromOptions(Invocation->getLangOpts()), 68021cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor UmbrellaHeader)); 68178243658c533168d51fd076fba328437932ba6f1Douglas Gregor 68278243658c533168d51fd076fba328437932ba6f1Douglas Gregor Invocation->getDiagnosticOpts().VerifyDiagnostics = 0; 68378243658c533168d51fd076fba328437932ba6f1Douglas Gregor 6844ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor 68576d991ec6c5cd247ee18fe65c35d43c2d47cf094Douglas Gregor assert(ImportingInstance.getInvocation().getModuleHash() == 68676d991ec6c5cd247ee18fe65c35d43c2d47cf094Douglas Gregor Invocation->getModuleHash() && "Module hash mismatch!"); 68721cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor 68821cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // Construct a compiler instance that will be used to actually create the 68921cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // module. 69021cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor CompilerInstance Instance; 69121cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor Instance.setInvocation(&*Invocation); 69278243658c533168d51fd076fba328437932ba6f1Douglas Gregor Instance.createDiagnostics(/*argc=*/0, /*argv=*/0, 69378243658c533168d51fd076fba328437932ba6f1Douglas Gregor &ImportingInstance.getDiagnosticClient(), 69478243658c533168d51fd076fba328437932ba6f1Douglas Gregor /*ShouldOwnClient=*/false); 69521cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor 69621cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // Construct a module-generating action. 69721cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor GeneratePCHAction CreateModuleAction(true); 69821cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor 69921cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // Execute the action to actually build the module in-place. 70021cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // FIXME: Need to synchronize when multiple processes do this. 70121cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor Instance.ExecuteAction(CreateModuleAction); 70221cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor 70378243658c533168d51fd076fba328437932ba6f1Douglas Gregor // Tell the diagnostic client that it's (re-)starting to process a source 70478243658c533168d51fd076fba328437932ba6f1Douglas Gregor // file. 7054ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor // FIXME: This is a hack. We probably want to clone the diagnostic client. 70678243658c533168d51fd076fba328437932ba6f1Douglas Gregor ImportingInstance.getDiagnosticClient() 70778243658c533168d51fd076fba328437932ba6f1Douglas Gregor .BeginSourceFile(ImportingInstance.getLangOpts(), 70878243658c533168d51fd076fba328437932ba6f1Douglas Gregor &ImportingInstance.getPreprocessor()); 70978243658c533168d51fd076fba328437932ba6f1Douglas Gregor} 71021cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor 7116aa52ec6b969faabf3764baf79d89810b8249a7eDouglas GregorModuleKey CompilerInstance::loadModule(SourceLocation ImportLoc, 7126aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor IdentifierInfo &ModuleName, 7136aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor SourceLocation ModuleNameLoc) { 7146aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor // Determine what file we're searching from. 7156aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor SourceManager &SourceMgr = getSourceManager(); 7166aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor SourceLocation ExpandedImportLoc = SourceMgr.getExpansionLoc(ImportLoc); 7176aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor const FileEntry *CurFile 7186aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor = SourceMgr.getFileEntryForID(SourceMgr.getFileID(ExpandedImportLoc)); 7196aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor if (!CurFile) 7206aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor CurFile = SourceMgr.getFileEntryForID(SourceMgr.getMainFileID()); 7216aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 7226aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor // Search for a module with the given name. 72321cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor std::string UmbrellaHeader; 7246e975c4517958bcc11c834336d340797356058dbDouglas Gregor std::string ModuleFileName; 7256aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor const FileEntry *ModuleFile 72621cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor = PP->getHeaderSearchInfo().lookupModule(ModuleName.getName(), 7276e975c4517958bcc11c834336d340797356058dbDouglas Gregor &ModuleFileName, 72821cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor &UmbrellaHeader); 72921cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor 73021cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor bool BuildingModule = false; 73121cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor if (!ModuleFile && !UmbrellaHeader.empty()) { 73221cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // We didn't find the module, but there is an umbrella header that 73321cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // can be used to create the module file. Create a separate compilation 73421cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor // module to do so. 7354ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor 7364ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor // Check whether there is a cycle in the module graph. 7374ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor SmallVectorImpl<std::string> &ModuleBuildPath 7384ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor = getPreprocessorOpts().ModuleBuildPath; 7394ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor SmallVectorImpl<std::string>::iterator Pos 7404ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor = std::find(ModuleBuildPath.begin(), ModuleBuildPath.end(), 7414ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor ModuleName.getName()); 7424ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor if (Pos != ModuleBuildPath.end()) { 7434ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor llvm::SmallString<256> CyclePath; 7444ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor for (; Pos != ModuleBuildPath.end(); ++Pos) { 7454ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor CyclePath += *Pos; 7464ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor CyclePath += " -> "; 7474ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor } 7484ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor CyclePath += ModuleName.getName(); 7494ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor 7504ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor getDiagnostics().Report(ModuleNameLoc, diag::err_module_cycle) 7514ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor << ModuleName.getName() << CyclePath; 7524ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor return 0; 7534ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor } 7544ebd45f4279d84416568ada6adf56044bdf391b7Douglas Gregor 75521cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor BuildingModule = true; 7566e975c4517958bcc11c834336d340797356058dbDouglas Gregor compileModule(*this, ModuleName.getName(), ModuleFileName, UmbrellaHeader); 75721cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor ModuleFile = PP->getHeaderSearchInfo().lookupModule(ModuleName.getName()); 75821cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor } 75921cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor 7606aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor if (!ModuleFile) { 76121cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor getDiagnostics().Report(ModuleNameLoc, 76221cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor BuildingModule? diag::err_module_not_built 76321cae2059a06f7d89eee169409c9266def1b1acaDouglas Gregor : diag::err_module_not_found) 7646aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor << ModuleName.getName() 7656aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor << SourceRange(ImportLoc, ModuleNameLoc); 7666aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor return 0; 7676aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor } 7686aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 7696aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor // If we don't already have an ASTReader, create one now. 7706aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor if (!ModuleManager) { 771de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor if (!hasASTContext()) 772de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor createASTContext(); 773de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor 7746aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor std::string Sysroot = getHeaderSearchOpts().Sysroot; 7756aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor const PreprocessorOptions &PPOpts = getPreprocessorOpts(); 776f8a1e51c48761ee1d7803c3fa35ac94f42ebb55eDouglas Gregor ModuleManager = new ASTReader(getPreprocessor(), *Context, 7776aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor Sysroot.empty() ? "" : Sysroot.c_str(), 7786aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor PPOpts.DisablePCHValidation, 7796aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor PPOpts.DisableStatCache); 780de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor if (hasASTConsumer()) { 781de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor ModuleManager->setDeserializationListener( 782de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor getASTConsumer().GetASTDeserializationListener()); 783de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor getASTContext().setASTMutationListener( 784de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor getASTConsumer().GetASTMutationListener()); 785de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor } 7866aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor llvm::OwningPtr<ExternalASTSource> Source; 7876aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor Source.reset(ModuleManager); 7886aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor getASTContext().setExternalSource(Source); 789de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor if (hasSema()) 790de8a9050d79d66325a18168a0994fed125a7790dDouglas Gregor ModuleManager->InitializeSema(getSema()); 7911a995ddaa53a20dcd063ea47eb1f533ecb0d243aDouglas Gregor if (hasASTConsumer()) 7921a995ddaa53a20dcd063ea47eb1f533ecb0d243aDouglas Gregor ModuleManager->StartTranslationUnit(&getASTConsumer()); 7936aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor } 7946aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 7956aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor // Try to load the module we found. 7966aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor switch (ModuleManager->ReadAST(ModuleFile->getName(), 7976aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor serialization::MK_Module)) { 7986aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor case ASTReader::Success: 7996aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor break; 8006aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 8016aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor case ASTReader::IgnorePCH: 8026aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor // FIXME: The ASTReader will already have complained, but can we showhorn 8036aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor // that diagnostic information into a more useful form? 8046aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor return 0; 8056aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 8066aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor case ASTReader::Failure: 8076aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor // Already complained. 8086aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor return 0; 8096aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor } 8106aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor 8116aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor // FIXME: The module file's FileEntry makes a poor key indeed! 8126aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor return (ModuleKey)ModuleFile; 8136aa52ec6b969faabf3764baf79d89810b8249a7eDouglas Gregor} 8140397af277e3bba16da1fd125ddba07415686b429Daniel Dunbar 815