Daniel Dunbar | 2a79e16 | 2009-11-13 03:51:44 +0000 | [diff] [blame] | 1 | //===--- CompilerInstance.cpp ---------------------------------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #include "clang/Frontend/CompilerInstance.h" |
Douglas Gregor | f18d0d8 | 2010-08-12 23:31:19 +0000 | [diff] [blame] | 11 | #include "clang/Sema/Sema.h" |
Daniel Dunbar | 12ce694 | 2009-11-14 02:47:17 +0000 | [diff] [blame] | 12 | #include "clang/AST/ASTConsumer.h" |
Daniel Dunbar | 5eb8100 | 2009-11-13 08:20:47 +0000 | [diff] [blame] | 13 | #include "clang/AST/ASTContext.h" |
Douglas Gregor | 93ebfa6 | 2011-12-02 23:42:12 +0000 | [diff] [blame] | 14 | #include "clang/AST/Decl.h" |
Daniel Dunbar | 2a79e16 | 2009-11-13 03:51:44 +0000 | [diff] [blame] | 15 | #include "clang/Basic/Diagnostic.h" |
Daniel Dunbar | 16b7449 | 2009-11-13 04:12:06 +0000 | [diff] [blame] | 16 | #include "clang/Basic/FileManager.h" |
| 17 | #include "clang/Basic/SourceManager.h" |
Daniel Dunbar | 2a79e16 | 2009-11-13 03:51:44 +0000 | [diff] [blame] | 18 | #include "clang/Basic/TargetInfo.h" |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 19 | #include "clang/Basic/Version.h" |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 20 | #include "clang/Lex/HeaderSearch.h" |
| 21 | #include "clang/Lex/Preprocessor.h" |
| 22 | #include "clang/Lex/PTHManager.h" |
David Blaikie | 4e85b8a | 2011-09-26 00:21:47 +0000 | [diff] [blame] | 23 | #include "clang/Frontend/ChainedDiagnosticConsumer.h" |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 24 | #include "clang/Frontend/FrontendAction.h" |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 25 | #include "clang/Frontend/FrontendActions.h" |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 26 | #include "clang/Frontend/FrontendDiagnostic.h" |
Daniel Dunbar | 9df2349 | 2011-04-07 18:31:10 +0000 | [diff] [blame] | 27 | #include "clang/Frontend/LogDiagnosticPrinter.h" |
Ted Kremenek | 7800212 | 2011-10-29 00:12:39 +0000 | [diff] [blame] | 28 | #include "clang/Frontend/SerializedDiagnosticPrinter.h" |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 29 | #include "clang/Frontend/TextDiagnosticPrinter.h" |
David Blaikie | 621bc69 | 2011-09-26 00:38:03 +0000 | [diff] [blame] | 30 | #include "clang/Frontend/VerifyDiagnosticConsumer.h" |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 31 | #include "clang/Frontend/Utils.h" |
Sebastian Redl | 6ab7cd8 | 2010-08-18 23:57:17 +0000 | [diff] [blame] | 32 | #include "clang/Serialization/ASTReader.h" |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 33 | #include "clang/Sema/CodeCompleteConsumer.h" |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 34 | #include "llvm/Support/FileSystem.h" |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 35 | #include "llvm/Support/MemoryBuffer.h" |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 36 | #include "llvm/Support/raw_ostream.h" |
Douglas Gregor | 95dd558 | 2010-03-30 17:33:59 +0000 | [diff] [blame] | 37 | #include "llvm/ADT/Statistic.h" |
Kovarththanan Rajaratnam | f79bafa | 2009-11-29 09:57:35 +0000 | [diff] [blame] | 38 | #include "llvm/Support/Timer.h" |
Michael J. Spencer | 03013fa | 2010-11-29 18:12:39 +0000 | [diff] [blame] | 39 | #include "llvm/Support/Host.h" |
Douglas Gregor | 52f1272 | 2012-01-29 20:15:24 +0000 | [diff] [blame] | 40 | #include "llvm/Support/LockFileManager.h" |
Michael J. Spencer | 03013fa | 2010-11-29 18:12:39 +0000 | [diff] [blame] | 41 | #include "llvm/Support/Path.h" |
| 42 | #include "llvm/Support/Program.h" |
| 43 | #include "llvm/Support/Signals.h" |
Michael J. Spencer | 3a321e2 | 2010-12-09 17:36:38 +0000 | [diff] [blame] | 44 | #include "llvm/Support/system_error.h" |
Douglas Gregor | 0ced799 | 2011-10-04 00:21:21 +0000 | [diff] [blame] | 45 | #include "llvm/Support/CrashRecoveryContext.h" |
Dylan Noblesmith | 1626601 | 2011-06-23 12:20:57 +0000 | [diff] [blame] | 46 | #include "llvm/Config/config.h" |
Douglas Gregor | 2bc7507 | 2011-10-05 14:53:30 +0000 | [diff] [blame] | 47 | |
Daniel Dunbar | 2a79e16 | 2009-11-13 03:51:44 +0000 | [diff] [blame] | 48 | using namespace clang; |
| 49 | |
Daniel Dunbar | 42e9f8e4 | 2010-02-16 01:54:47 +0000 | [diff] [blame] | 50 | CompilerInstance::CompilerInstance() |
Douglas Gregor | f62d43d | 2011-07-19 16:10:42 +0000 | [diff] [blame] | 51 | : Invocation(new CompilerInvocation()), ModuleManager(0) { |
Daniel Dunbar | 6228ca0 | 2010-01-30 21:47:07 +0000 | [diff] [blame] | 52 | } |
Daniel Dunbar | 2a79e16 | 2009-11-13 03:51:44 +0000 | [diff] [blame] | 53 | |
| 54 | CompilerInstance::~CompilerInstance() { |
Benjamin Kramer | ac447fc | 2012-10-14 19:21:21 +0000 | [diff] [blame] | 55 | assert(OutputFiles.empty() && "Still output files in flight?"); |
Daniel Dunbar | 42e9f8e4 | 2010-02-16 01:54:47 +0000 | [diff] [blame] | 56 | } |
| 57 | |
Daniel Dunbar | 6228ca0 | 2010-01-30 21:47:07 +0000 | [diff] [blame] | 58 | void CompilerInstance::setInvocation(CompilerInvocation *Value) { |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 59 | Invocation = Value; |
Daniel Dunbar | 6228ca0 | 2010-01-30 21:47:07 +0000 | [diff] [blame] | 60 | } |
| 61 | |
David Blaikie | d6471f7 | 2011-09-25 23:23:43 +0000 | [diff] [blame] | 62 | void CompilerInstance::setDiagnostics(DiagnosticsEngine *Value) { |
Douglas Gregor | 2801977 | 2010-04-05 23:52:57 +0000 | [diff] [blame] | 63 | Diagnostics = Value; |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 64 | } |
| 65 | |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 66 | void CompilerInstance::setTarget(TargetInfo *Value) { |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 67 | Target = Value; |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 68 | } |
| 69 | |
| 70 | void CompilerInstance::setFileManager(FileManager *Value) { |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 71 | FileMgr = Value; |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 72 | } |
| 73 | |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 74 | void CompilerInstance::setSourceManager(SourceManager *Value) { |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 75 | SourceMgr = Value; |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 76 | } |
| 77 | |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 78 | void CompilerInstance::setPreprocessor(Preprocessor *Value) { PP = Value; } |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 79 | |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 80 | void CompilerInstance::setASTContext(ASTContext *Value) { Context = Value; } |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 81 | |
Douglas Gregor | f18d0d8 | 2010-08-12 23:31:19 +0000 | [diff] [blame] | 82 | void CompilerInstance::setSema(Sema *S) { |
| 83 | TheSema.reset(S); |
| 84 | } |
| 85 | |
Daniel Dunbar | 12ce694 | 2009-11-14 02:47:17 +0000 | [diff] [blame] | 86 | void CompilerInstance::setASTConsumer(ASTConsumer *Value) { |
| 87 | Consumer.reset(Value); |
| 88 | } |
| 89 | |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 90 | void CompilerInstance::setCodeCompletionConsumer(CodeCompleteConsumer *Value) { |
| 91 | CompletionConsumer.reset(Value); |
Erik Verbruggen | 9bc0c29 | 2012-04-12 10:31:12 +0000 | [diff] [blame] | 92 | getFrontendOpts().SkipFunctionBodies = Value != 0; |
Daniel Dunbar | 8a9f569 | 2009-11-14 01:20:40 +0000 | [diff] [blame] | 93 | } |
| 94 | |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 95 | // Diagnostics |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 96 | static void SetUpBuildDumpLog(DiagnosticOptions *DiagOpts, |
Axel Naumann | 7d0c4cc | 2010-10-11 09:13:46 +0000 | [diff] [blame] | 97 | unsigned argc, const char* const *argv, |
David Blaikie | d6471f7 | 2011-09-25 23:23:43 +0000 | [diff] [blame] | 98 | DiagnosticsEngine &Diags) { |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 99 | std::string ErrorInfo; |
Dylan Noblesmith | 6f42b62 | 2012-02-05 02:12:40 +0000 | [diff] [blame] | 100 | OwningPtr<raw_ostream> OS( |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 101 | new llvm::raw_fd_ostream(DiagOpts->DumpBuildInformation.c_str(),ErrorInfo)); |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 102 | if (!ErrorInfo.empty()) { |
Kovarththanan Rajaratnam | 3d67b1e | 2010-03-17 09:24:48 +0000 | [diff] [blame] | 103 | Diags.Report(diag::err_fe_unable_to_open_logfile) |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 104 | << DiagOpts->DumpBuildInformation << ErrorInfo; |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 105 | return; |
| 106 | } |
| 107 | |
Daniel Dunbar | dd63b28 | 2009-12-11 23:04:35 +0000 | [diff] [blame] | 108 | (*OS) << "clang -cc1 command line arguments: "; |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 109 | for (unsigned i = 0; i != argc; ++i) |
| 110 | (*OS) << argv[i] << ' '; |
| 111 | (*OS) << '\n'; |
| 112 | |
| 113 | // Chain in a diagnostic client which will log the diagnostics. |
David Blaikie | 78ad0b9 | 2011-09-25 23:39:51 +0000 | [diff] [blame] | 114 | DiagnosticConsumer *Logger = |
Kovarththanan Rajaratnam | 6924713 | 2010-03-17 09:47:30 +0000 | [diff] [blame] | 115 | new TextDiagnosticPrinter(*OS.take(), DiagOpts, /*OwnsOutputStream=*/true); |
David Blaikie | 4e85b8a | 2011-09-26 00:21:47 +0000 | [diff] [blame] | 116 | Diags.setClient(new ChainedDiagnosticConsumer(Diags.takeClient(), Logger)); |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 117 | } |
| 118 | |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 119 | static void SetUpDiagnosticLog(DiagnosticOptions *DiagOpts, |
Daniel Dunbar | b6534bb | 2011-04-07 18:59:02 +0000 | [diff] [blame] | 120 | const CodeGenOptions *CodeGenOpts, |
David Blaikie | d6471f7 | 2011-09-25 23:23:43 +0000 | [diff] [blame] | 121 | DiagnosticsEngine &Diags) { |
Daniel Dunbar | 9df2349 | 2011-04-07 18:31:10 +0000 | [diff] [blame] | 122 | std::string ErrorInfo; |
| 123 | bool OwnsStream = false; |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 124 | raw_ostream *OS = &llvm::errs(); |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 125 | if (DiagOpts->DiagnosticLogFile != "-") { |
Daniel Dunbar | 9df2349 | 2011-04-07 18:31:10 +0000 | [diff] [blame] | 126 | // Create the output stream. |
| 127 | llvm::raw_fd_ostream *FileOS( |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 128 | new llvm::raw_fd_ostream(DiagOpts->DiagnosticLogFile.c_str(), |
Daniel Dunbar | e01eceb | 2011-04-07 20:19:21 +0000 | [diff] [blame] | 129 | ErrorInfo, llvm::raw_fd_ostream::F_Append)); |
Daniel Dunbar | 9df2349 | 2011-04-07 18:31:10 +0000 | [diff] [blame] | 130 | if (!ErrorInfo.empty()) { |
| 131 | Diags.Report(diag::warn_fe_cc_log_diagnostics_failure) |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 132 | << DiagOpts->DumpBuildInformation << ErrorInfo; |
Daniel Dunbar | 9df2349 | 2011-04-07 18:31:10 +0000 | [diff] [blame] | 133 | } else { |
| 134 | FileOS->SetUnbuffered(); |
| 135 | FileOS->SetUseAtomicWrites(true); |
| 136 | OS = FileOS; |
| 137 | OwnsStream = true; |
| 138 | } |
| 139 | } |
| 140 | |
| 141 | // Chain in the diagnostic client which will log the diagnostics. |
Daniel Dunbar | b6534bb | 2011-04-07 18:59:02 +0000 | [diff] [blame] | 142 | LogDiagnosticPrinter *Logger = new LogDiagnosticPrinter(*OS, DiagOpts, |
| 143 | OwnsStream); |
| 144 | if (CodeGenOpts) |
| 145 | Logger->setDwarfDebugFlags(CodeGenOpts->DwarfDebugFlags); |
David Blaikie | 4e85b8a | 2011-09-26 00:21:47 +0000 | [diff] [blame] | 146 | Diags.setClient(new ChainedDiagnosticConsumer(Diags.takeClient(), Logger)); |
Daniel Dunbar | 9df2349 | 2011-04-07 18:31:10 +0000 | [diff] [blame] | 147 | } |
| 148 | |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 149 | static void SetupSerializedDiagnostics(DiagnosticOptions *DiagOpts, |
Ted Kremenek | 7800212 | 2011-10-29 00:12:39 +0000 | [diff] [blame] | 150 | DiagnosticsEngine &Diags, |
| 151 | StringRef OutputFile) { |
| 152 | std::string ErrorInfo; |
Dylan Noblesmith | 6f42b62 | 2012-02-05 02:12:40 +0000 | [diff] [blame] | 153 | OwningPtr<llvm::raw_fd_ostream> OS; |
Ted Kremenek | 7800212 | 2011-10-29 00:12:39 +0000 | [diff] [blame] | 154 | OS.reset(new llvm::raw_fd_ostream(OutputFile.str().c_str(), ErrorInfo, |
| 155 | llvm::raw_fd_ostream::F_Binary)); |
| 156 | |
| 157 | if (!ErrorInfo.empty()) { |
| 158 | Diags.Report(diag::warn_fe_serialized_diag_failure) |
| 159 | << OutputFile << ErrorInfo; |
| 160 | return; |
| 161 | } |
| 162 | |
| 163 | DiagnosticConsumer *SerializedConsumer = |
Ted Kremenek | 2a76410 | 2011-12-17 05:26:11 +0000 | [diff] [blame] | 164 | clang::serialized_diags::create(OS.take(), DiagOpts); |
Ted Kremenek | 7800212 | 2011-10-29 00:12:39 +0000 | [diff] [blame] | 165 | |
| 166 | |
| 167 | Diags.setClient(new ChainedDiagnosticConsumer(Diags.takeClient(), |
| 168 | SerializedConsumer)); |
| 169 | } |
| 170 | |
Douglas Gregor | e47be3e | 2010-11-11 00:39:14 +0000 | [diff] [blame] | 171 | void CompilerInstance::createDiagnostics(int Argc, const char* const *Argv, |
David Blaikie | 78ad0b9 | 2011-09-25 23:39:51 +0000 | [diff] [blame] | 172 | DiagnosticConsumer *Client, |
Douglas Gregor | aee526e | 2011-09-29 00:38:00 +0000 | [diff] [blame] | 173 | bool ShouldOwnClient, |
| 174 | bool ShouldCloneClient) { |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 175 | Diagnostics = createDiagnostics(&getDiagnosticOpts(), Argc, Argv, Client, |
Douglas Gregor | aee526e | 2011-09-29 00:38:00 +0000 | [diff] [blame] | 176 | ShouldOwnClient, ShouldCloneClient, |
| 177 | &getCodeGenOpts()); |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 178 | } |
| 179 | |
Dylan Noblesmith | c93dc78 | 2012-02-20 14:00:23 +0000 | [diff] [blame] | 180 | IntrusiveRefCntPtr<DiagnosticsEngine> |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 181 | CompilerInstance::createDiagnostics(DiagnosticOptions *Opts, |
Douglas Gregor | e47be3e | 2010-11-11 00:39:14 +0000 | [diff] [blame] | 182 | int Argc, const char* const *Argv, |
David Blaikie | 78ad0b9 | 2011-09-25 23:39:51 +0000 | [diff] [blame] | 183 | DiagnosticConsumer *Client, |
Douglas Gregor | 7824365 | 2011-09-13 01:26:44 +0000 | [diff] [blame] | 184 | bool ShouldOwnClient, |
Douglas Gregor | aee526e | 2011-09-29 00:38:00 +0000 | [diff] [blame] | 185 | bool ShouldCloneClient, |
Daniel Dunbar | b6534bb | 2011-04-07 18:59:02 +0000 | [diff] [blame] | 186 | const CodeGenOptions *CodeGenOpts) { |
Dylan Noblesmith | c93dc78 | 2012-02-20 14:00:23 +0000 | [diff] [blame] | 187 | IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs()); |
| 188 | IntrusiveRefCntPtr<DiagnosticsEngine> |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 189 | Diags(new DiagnosticsEngine(DiagID, Opts)); |
Daniel Dunbar | 221c721 | 2009-11-14 07:53:24 +0000 | [diff] [blame] | 190 | |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 191 | // Create the diagnostic client for reporting errors or for |
| 192 | // implementing -verify. |
Douglas Gregor | aee526e | 2011-09-29 00:38:00 +0000 | [diff] [blame] | 193 | if (Client) { |
| 194 | if (ShouldCloneClient) |
| 195 | Diags->setClient(Client->clone(*Diags), ShouldOwnClient); |
| 196 | else |
| 197 | Diags->setClient(Client, ShouldOwnClient); |
| 198 | } else |
Douglas Gregor | e47be3e | 2010-11-11 00:39:14 +0000 | [diff] [blame] | 199 | Diags->setClient(new TextDiagnosticPrinter(llvm::errs(), Opts)); |
Daniel Dunbar | f79dced | 2009-11-14 03:24:39 +0000 | [diff] [blame] | 200 | |
| 201 | // Chain in -verify checker, if requested. |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 202 | if (Opts->VerifyDiagnostics) |
David Blaikie | 621bc69 | 2011-09-26 00:38:03 +0000 | [diff] [blame] | 203 | Diags->setClient(new VerifyDiagnosticConsumer(*Diags)); |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 204 | |
Daniel Dunbar | 9df2349 | 2011-04-07 18:31:10 +0000 | [diff] [blame] | 205 | // Chain in -diagnostic-log-file dumper, if requested. |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 206 | if (!Opts->DiagnosticLogFile.empty()) |
Daniel Dunbar | b6534bb | 2011-04-07 18:59:02 +0000 | [diff] [blame] | 207 | SetUpDiagnosticLog(Opts, CodeGenOpts, *Diags); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 208 | |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 209 | if (!Opts->DumpBuildInformation.empty()) |
Kovarththanan Rajaratnam | 3d67b1e | 2010-03-17 09:24:48 +0000 | [diff] [blame] | 210 | SetUpBuildDumpLog(Opts, Argc, Argv, *Diags); |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 211 | |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 212 | if (!Opts->DiagnosticSerializationFile.empty()) |
Ted Kremenek | 7800212 | 2011-10-29 00:12:39 +0000 | [diff] [blame] | 213 | SetupSerializedDiagnostics(Opts, *Diags, |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 214 | Opts->DiagnosticSerializationFile); |
Ted Kremenek | 7800212 | 2011-10-29 00:12:39 +0000 | [diff] [blame] | 215 | |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 216 | // Configure our handling of diagnostics. |
Douglas Gregor | 02c23eb | 2012-10-23 22:26:28 +0000 | [diff] [blame] | 217 | ProcessWarningOptions(*Diags, *Opts); |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 218 | |
Douglas Gregor | 2801977 | 2010-04-05 23:52:57 +0000 | [diff] [blame] | 219 | return Diags; |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 220 | } |
| 221 | |
| 222 | // File Manager |
| 223 | |
Daniel Dunbar | 16b7449 | 2009-11-13 04:12:06 +0000 | [diff] [blame] | 224 | void CompilerInstance::createFileManager() { |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 225 | FileMgr = new FileManager(getFileSystemOpts()); |
Daniel Dunbar | 16b7449 | 2009-11-13 04:12:06 +0000 | [diff] [blame] | 226 | } |
| 227 | |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 228 | // Source Manager |
| 229 | |
Chris Lattner | 39b49bc | 2010-11-23 08:35:12 +0000 | [diff] [blame] | 230 | void CompilerInstance::createSourceManager(FileManager &FileMgr) { |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 231 | SourceMgr = new SourceManager(getDiagnostics(), FileMgr); |
Daniel Dunbar | 16b7449 | 2009-11-13 04:12:06 +0000 | [diff] [blame] | 232 | } |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 233 | |
Daniel Dunbar | 0fbb3d9 | 2009-11-13 05:52:34 +0000 | [diff] [blame] | 234 | // Preprocessor |
| 235 | |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 236 | void CompilerInstance::createPreprocessor() { |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 237 | const PreprocessorOptions &PPOpts = getPreprocessorOpts(); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 238 | |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 239 | // Create a PTH manager if we are using some form of a token cache. |
| 240 | PTHManager *PTHMgr = 0; |
Daniel Dunbar | 049d3a0 | 2009-11-17 05:52:41 +0000 | [diff] [blame] | 241 | if (!PPOpts.TokenCache.empty()) |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 242 | PTHMgr = PTHManager::Create(PPOpts.TokenCache, getDiagnostics()); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 243 | |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 244 | // Create the Preprocessor. |
Douglas Gregor | c042edd | 2012-10-24 16:19:39 +0000 | [diff] [blame^] | 245 | HeaderSearch *HeaderInfo = new HeaderSearch(&getHeaderSearchOpts(), |
| 246 | getFileManager(), |
Douglas Gregor | 51f564f | 2011-12-31 04:05:44 +0000 | [diff] [blame] | 247 | getDiagnostics(), |
Douglas Gregor | dc58aa7 | 2012-01-30 06:01:29 +0000 | [diff] [blame] | 248 | getLangOpts(), |
| 249 | &getTarget()); |
Douglas Gregor | 998b3d3 | 2011-09-01 23:39:15 +0000 | [diff] [blame] | 250 | PP = new Preprocessor(getDiagnostics(), getLangOpts(), &getTarget(), |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 251 | getSourceManager(), *HeaderInfo, *this, PTHMgr, |
| 252 | /*OwnsHeaderSearch=*/true); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 253 | |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 254 | // Note that this is different then passing PTHMgr to Preprocessor's ctor. |
| 255 | // That argument is used as the IdentifierInfoLookup argument to |
| 256 | // IdentifierTable's ctor. |
| 257 | if (PTHMgr) { |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 258 | PTHMgr->setPreprocessor(&*PP); |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 259 | PP->setPTHManager(PTHMgr); |
| 260 | } |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 261 | |
Douglas Gregor | 94dc8f6 | 2010-03-19 16:15:56 +0000 | [diff] [blame] | 262 | if (PPOpts.DetailedRecord) |
Argyrios Kyrtzidis | c6c5452 | 2012-03-05 05:48:17 +0000 | [diff] [blame] | 263 | PP->createPreprocessingRecord(PPOpts.DetailedRecordConditionalDirectives); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 264 | |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 265 | InitializePreprocessor(*PP, PPOpts, getHeaderSearchOpts(), getFrontendOpts()); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 266 | |
Douglas Gregor | 6e975c4 | 2011-09-13 23:15:45 +0000 | [diff] [blame] | 267 | // Set up the module path, including the hash for the |
| 268 | // module-creation options. |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 269 | SmallString<256> SpecificModuleCache( |
Douglas Gregor | 6e975c4 | 2011-09-13 23:15:45 +0000 | [diff] [blame] | 270 | getHeaderSearchOpts().ModuleCachePath); |
| 271 | if (!getHeaderSearchOpts().DisableModuleHash) |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 272 | llvm::sys::path::append(SpecificModuleCache, |
Douglas Gregor | 6e975c4 | 2011-09-13 23:15:45 +0000 | [diff] [blame] | 273 | getInvocation().getModuleHash()); |
Douglas Gregor | 5e3f922 | 2011-12-08 17:01:29 +0000 | [diff] [blame] | 274 | PP->getHeaderSearchInfo().setModuleCachePath(SpecificModuleCache); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 275 | |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 276 | // Handle generating dependencies, if requested. |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 277 | const DependencyOutputOptions &DepOpts = getDependencyOutputOpts(); |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 278 | if (!DepOpts.OutputFile.empty()) |
| 279 | AttachDependencyFileGen(*PP, DepOpts); |
Douglas Gregor | 773303a | 2012-02-02 23:45:13 +0000 | [diff] [blame] | 280 | if (!DepOpts.DOTOutputFile.empty()) |
| 281 | AttachDependencyGraphGen(*PP, DepOpts.DOTOutputFile, |
Douglas Gregor | c69a181 | 2012-02-02 00:54:52 +0000 | [diff] [blame] | 282 | getHeaderSearchOpts().Sysroot); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 283 | |
Douglas Gregor | c69a181 | 2012-02-02 00:54:52 +0000 | [diff] [blame] | 284 | |
Daniel Dunbar | eef63e0 | 2011-02-02 15:41:17 +0000 | [diff] [blame] | 285 | // Handle generating header include information, if requested. |
| 286 | if (DepOpts.ShowHeaderIncludes) |
| 287 | AttachHeaderIncludeGen(*PP); |
Daniel Dunbar | b34d69b | 2011-02-02 21:11:31 +0000 | [diff] [blame] | 288 | if (!DepOpts.HeaderIncludeOutputFile.empty()) { |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 289 | StringRef OutputPath = DepOpts.HeaderIncludeOutputFile; |
Daniel Dunbar | b34d69b | 2011-02-02 21:11:31 +0000 | [diff] [blame] | 290 | if (OutputPath == "-") |
| 291 | OutputPath = ""; |
Daniel Dunbar | da60885 | 2011-03-21 19:37:38 +0000 | [diff] [blame] | 292 | AttachHeaderIncludeGen(*PP, /*ShowAllHeaders=*/true, OutputPath, |
| 293 | /*ShowDepth=*/false); |
Daniel Dunbar | b34d69b | 2011-02-02 21:11:31 +0000 | [diff] [blame] | 294 | } |
Daniel Dunbar | 22dacfa | 2009-11-13 05:52:11 +0000 | [diff] [blame] | 295 | } |
Daniel Dunbar | 5eb8100 | 2009-11-13 08:20:47 +0000 | [diff] [blame] | 296 | |
| 297 | // ASTContext |
| 298 | |
| 299 | void CompilerInstance::createASTContext() { |
| 300 | Preprocessor &PP = getPreprocessor(); |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 301 | Context = new ASTContext(getLangOpts(), PP.getSourceManager(), |
Douglas Gregor | bcfd1f5 | 2011-09-02 00:18:52 +0000 | [diff] [blame] | 302 | &getTarget(), PP.getIdentifierTable(), |
Ted Kremenek | 4f32786 | 2011-03-21 18:40:17 +0000 | [diff] [blame] | 303 | PP.getSelectorTable(), PP.getBuiltinInfo(), |
| 304 | /*size_reserve=*/ 0); |
Daniel Dunbar | 5eb8100 | 2009-11-13 08:20:47 +0000 | [diff] [blame] | 305 | } |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 306 | |
| 307 | // ExternalASTSource |
| 308 | |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 309 | void CompilerInstance::createPCHExternalASTSource(StringRef Path, |
Sebastian Redl | ffaab3e | 2010-07-30 00:29:29 +0000 | [diff] [blame] | 310 | bool DisablePCHValidation, |
Douglas Gregor | 8ef6c8c | 2011-02-05 19:42:43 +0000 | [diff] [blame] | 311 | bool DisableStatCache, |
Argyrios Kyrtzidis | bef35c9 | 2012-03-07 01:51:17 +0000 | [diff] [blame] | 312 | bool AllowPCHWithCompilerErrors, |
Sebastian Redl | ffaab3e | 2010-07-30 00:29:29 +0000 | [diff] [blame] | 313 | void *DeserializationListener){ |
Dylan Noblesmith | 6f42b62 | 2012-02-05 02:12:40 +0000 | [diff] [blame] | 314 | OwningPtr<ExternalASTSource> Source; |
Sebastian Redl | 1d9f1fe | 2010-10-05 16:15:19 +0000 | [diff] [blame] | 315 | bool Preamble = getPreprocessorOpts().PrecompiledPreambleBytes.first != 0; |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 316 | Source.reset(createPCHExternalASTSource(Path, getHeaderSearchOpts().Sysroot, |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 317 | DisablePCHValidation, |
Douglas Gregor | 8ef6c8c | 2011-02-05 19:42:43 +0000 | [diff] [blame] | 318 | DisableStatCache, |
Argyrios Kyrtzidis | bef35c9 | 2012-03-07 01:51:17 +0000 | [diff] [blame] | 319 | AllowPCHWithCompilerErrors, |
Sebastian Redl | ffaab3e | 2010-07-30 00:29:29 +0000 | [diff] [blame] | 320 | getPreprocessor(), getASTContext(), |
Sebastian Redl | 1d9f1fe | 2010-10-05 16:15:19 +0000 | [diff] [blame] | 321 | DeserializationListener, |
| 322 | Preamble)); |
Douglas Gregor | f62d43d | 2011-07-19 16:10:42 +0000 | [diff] [blame] | 323 | ModuleManager = static_cast<ASTReader*>(Source.get()); |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 324 | getASTContext().setExternalSource(Source); |
| 325 | } |
| 326 | |
| 327 | ExternalASTSource * |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 328 | CompilerInstance::createPCHExternalASTSource(StringRef Path, |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 329 | const std::string &Sysroot, |
Douglas Gregor | fae3b2f | 2010-07-27 00:27:13 +0000 | [diff] [blame] | 330 | bool DisablePCHValidation, |
Douglas Gregor | 8ef6c8c | 2011-02-05 19:42:43 +0000 | [diff] [blame] | 331 | bool DisableStatCache, |
Argyrios Kyrtzidis | bef35c9 | 2012-03-07 01:51:17 +0000 | [diff] [blame] | 332 | bool AllowPCHWithCompilerErrors, |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 333 | Preprocessor &PP, |
Sebastian Redl | ffaab3e | 2010-07-30 00:29:29 +0000 | [diff] [blame] | 334 | ASTContext &Context, |
Sebastian Redl | 1d9f1fe | 2010-10-05 16:15:19 +0000 | [diff] [blame] | 335 | void *DeserializationListener, |
| 336 | bool Preamble) { |
Dylan Noblesmith | 6f42b62 | 2012-02-05 02:12:40 +0000 | [diff] [blame] | 337 | OwningPtr<ASTReader> Reader; |
Douglas Gregor | f8a1e51 | 2011-09-02 00:26:20 +0000 | [diff] [blame] | 338 | Reader.reset(new ASTReader(PP, Context, |
Douglas Gregor | 832d620 | 2011-07-22 16:35:34 +0000 | [diff] [blame] | 339 | Sysroot.empty() ? "" : Sysroot.c_str(), |
Argyrios Kyrtzidis | bef35c9 | 2012-03-07 01:51:17 +0000 | [diff] [blame] | 340 | DisablePCHValidation, DisableStatCache, |
| 341 | AllowPCHWithCompilerErrors)); |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 342 | |
Sebastian Redl | ffaab3e | 2010-07-30 00:29:29 +0000 | [diff] [blame] | 343 | Reader->setDeserializationListener( |
Sebastian Redl | 571db7f | 2010-08-18 23:56:56 +0000 | [diff] [blame] | 344 | static_cast<ASTDeserializationListener *>(DeserializationListener)); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 345 | switch (Reader->ReadAST(Path, |
| 346 | Preamble ? serialization::MK_Preamble |
Douglas Gregor | 38295be | 2012-10-22 23:51:00 +0000 | [diff] [blame] | 347 | : serialization::MK_PCH, |
| 348 | ASTReader::ARR_None)) { |
Sebastian Redl | c43b54c | 2010-08-18 23:56:43 +0000 | [diff] [blame] | 349 | case ASTReader::Success: |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 350 | // Set the predefines buffer as suggested by the PCH reader. Typically, the |
| 351 | // predefines buffer will be empty. |
| 352 | PP.setPredefines(Reader->getSuggestedPredefines()); |
| 353 | return Reader.take(); |
| 354 | |
Sebastian Redl | c43b54c | 2010-08-18 23:56:43 +0000 | [diff] [blame] | 355 | case ASTReader::Failure: |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 356 | // Unrecoverable failure: don't even try to process the input file. |
| 357 | break; |
| 358 | |
Douglas Gregor | 4825fd7 | 2012-10-22 22:50:17 +0000 | [diff] [blame] | 359 | case ASTReader::OutOfDate: |
| 360 | case ASTReader::VersionMismatch: |
| 361 | case ASTReader::ConfigurationMismatch: |
| 362 | case ASTReader::HadErrors: |
Daniel Dunbar | 0f80039 | 2009-11-13 08:21:10 +0000 | [diff] [blame] | 363 | // No suitable PCH file could be found. Return an error. |
| 364 | break; |
| 365 | } |
| 366 | |
| 367 | return 0; |
| 368 | } |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 369 | |
| 370 | // Code Completion |
| 371 | |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 372 | static bool EnableCodeCompletion(Preprocessor &PP, |
Douglas Gregor | 1abc6bc | 2010-08-04 16:47:14 +0000 | [diff] [blame] | 373 | const std::string &Filename, |
| 374 | unsigned Line, |
| 375 | unsigned Column) { |
| 376 | // Tell the source manager to chop off the given file at a specific |
| 377 | // line and column. |
Chris Lattner | 39b49bc | 2010-11-23 08:35:12 +0000 | [diff] [blame] | 378 | const FileEntry *Entry = PP.getFileManager().getFile(Filename); |
Douglas Gregor | 1abc6bc | 2010-08-04 16:47:14 +0000 | [diff] [blame] | 379 | if (!Entry) { |
| 380 | PP.getDiagnostics().Report(diag::err_fe_invalid_code_complete_file) |
| 381 | << Filename; |
| 382 | return true; |
| 383 | } |
| 384 | |
| 385 | // Truncate the named file at the given line/column. |
| 386 | PP.SetCodeCompletionPoint(Entry, Line, Column); |
| 387 | return false; |
| 388 | } |
| 389 | |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 390 | void CompilerInstance::createCodeCompletionConsumer() { |
| 391 | const ParsedSourceLocation &Loc = getFrontendOpts().CodeCompletionAt; |
Douglas Gregor | 1abc6bc | 2010-08-04 16:47:14 +0000 | [diff] [blame] | 392 | if (!CompletionConsumer) { |
Erik Verbruggen | 9bc0c29 | 2012-04-12 10:31:12 +0000 | [diff] [blame] | 393 | setCodeCompletionConsumer( |
Douglas Gregor | 1abc6bc | 2010-08-04 16:47:14 +0000 | [diff] [blame] | 394 | createCodeCompletionConsumer(getPreprocessor(), |
| 395 | Loc.FileName, Loc.Line, Loc.Column, |
Dmitri Gribenko | d99ef53 | 2012-07-02 17:35:10 +0000 | [diff] [blame] | 396 | getFrontendOpts().CodeCompleteOpts, |
Douglas Gregor | 1abc6bc | 2010-08-04 16:47:14 +0000 | [diff] [blame] | 397 | llvm::outs())); |
| 398 | if (!CompletionConsumer) |
| 399 | return; |
| 400 | } else if (EnableCodeCompletion(getPreprocessor(), Loc.FileName, |
| 401 | Loc.Line, Loc.Column)) { |
Erik Verbruggen | 9bc0c29 | 2012-04-12 10:31:12 +0000 | [diff] [blame] | 402 | setCodeCompletionConsumer(0); |
Douglas Gregor | c3d43b7 | 2010-03-16 06:04:47 +0000 | [diff] [blame] | 403 | return; |
Douglas Gregor | 1abc6bc | 2010-08-04 16:47:14 +0000 | [diff] [blame] | 404 | } |
Douglas Gregor | 2b4074f | 2009-12-01 05:55:20 +0000 | [diff] [blame] | 405 | |
| 406 | if (CompletionConsumer->isOutputBinary() && |
| 407 | llvm::sys::Program::ChangeStdoutToBinary()) { |
| 408 | getPreprocessor().getDiagnostics().Report(diag::err_fe_stdout_binary); |
Erik Verbruggen | 9bc0c29 | 2012-04-12 10:31:12 +0000 | [diff] [blame] | 409 | setCodeCompletionConsumer(0); |
Douglas Gregor | 2b4074f | 2009-12-01 05:55:20 +0000 | [diff] [blame] | 410 | } |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 411 | } |
| 412 | |
Kovarththanan Rajaratnam | f79bafa | 2009-11-29 09:57:35 +0000 | [diff] [blame] | 413 | void CompilerInstance::createFrontendTimer() { |
| 414 | FrontendTimer.reset(new llvm::Timer("Clang front-end timer")); |
| 415 | } |
| 416 | |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 417 | CodeCompleteConsumer * |
| 418 | CompilerInstance::createCodeCompletionConsumer(Preprocessor &PP, |
| 419 | const std::string &Filename, |
| 420 | unsigned Line, |
| 421 | unsigned Column, |
Dmitri Gribenko | d99ef53 | 2012-07-02 17:35:10 +0000 | [diff] [blame] | 422 | const CodeCompleteOptions &Opts, |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 423 | raw_ostream &OS) { |
Douglas Gregor | 1abc6bc | 2010-08-04 16:47:14 +0000 | [diff] [blame] | 424 | if (EnableCodeCompletion(PP, Filename, Line, Column)) |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 425 | return 0; |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 426 | |
| 427 | // Set up the creation routine for code-completion. |
Dmitri Gribenko | d99ef53 | 2012-07-02 17:35:10 +0000 | [diff] [blame] | 428 | return new PrintingCodeCompleteConsumer(Opts, OS); |
Daniel Dunbar | c2f484f | 2009-11-13 09:36:05 +0000 | [diff] [blame] | 429 | } |
Daniel Dunbar | a920483 | 2009-11-13 10:37:48 +0000 | [diff] [blame] | 430 | |
Douglas Gregor | 467dc88 | 2011-08-25 22:30:56 +0000 | [diff] [blame] | 431 | void CompilerInstance::createSema(TranslationUnitKind TUKind, |
Douglas Gregor | f18d0d8 | 2010-08-12 23:31:19 +0000 | [diff] [blame] | 432 | CodeCompleteConsumer *CompletionConsumer) { |
| 433 | TheSema.reset(new Sema(getPreprocessor(), getASTContext(), getASTConsumer(), |
Douglas Gregor | 467dc88 | 2011-08-25 22:30:56 +0000 | [diff] [blame] | 434 | TUKind, CompletionConsumer)); |
Douglas Gregor | f18d0d8 | 2010-08-12 23:31:19 +0000 | [diff] [blame] | 435 | } |
| 436 | |
Daniel Dunbar | a920483 | 2009-11-13 10:37:48 +0000 | [diff] [blame] | 437 | // Output Files |
| 438 | |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 439 | void CompilerInstance::addOutputFile(const OutputFile &OutFile) { |
| 440 | assert(OutFile.OS && "Attempt to add empty stream to output list!"); |
| 441 | OutputFiles.push_back(OutFile); |
Daniel Dunbar | a920483 | 2009-11-13 10:37:48 +0000 | [diff] [blame] | 442 | } |
| 443 | |
Kovarththanan Rajaratnam | e51dd7b | 2010-03-06 12:07:48 +0000 | [diff] [blame] | 444 | void CompilerInstance::clearOutputFiles(bool EraseFiles) { |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 445 | for (std::list<OutputFile>::iterator |
Daniel Dunbar | a920483 | 2009-11-13 10:37:48 +0000 | [diff] [blame] | 446 | it = OutputFiles.begin(), ie = OutputFiles.end(); it != ie; ++it) { |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 447 | delete it->OS; |
| 448 | if (!it->TempFilename.empty()) { |
Anders Carlsson | af036a6 | 2011-03-06 22:25:35 +0000 | [diff] [blame] | 449 | if (EraseFiles) { |
| 450 | bool existed; |
| 451 | llvm::sys::fs::remove(it->TempFilename, existed); |
| 452 | } else { |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 453 | SmallString<128> NewOutFile(it->Filename); |
Anders Carlsson | af036a6 | 2011-03-06 22:25:35 +0000 | [diff] [blame] | 454 | |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 455 | // If '-working-directory' was passed, the output filename should be |
| 456 | // relative to that. |
Anders Carlsson | 2e2468e | 2011-03-14 01:13:54 +0000 | [diff] [blame] | 457 | FileMgr->FixupRelativePath(NewOutFile); |
Anders Carlsson | af036a6 | 2011-03-06 22:25:35 +0000 | [diff] [blame] | 458 | if (llvm::error_code ec = llvm::sys::fs::rename(it->TempFilename, |
| 459 | NewOutFile.str())) { |
Manuel Klimek | 832a2aa | 2012-05-16 20:55:58 +0000 | [diff] [blame] | 460 | getDiagnostics().Report(diag::err_unable_to_rename_temp) |
Anders Carlsson | af036a6 | 2011-03-06 22:25:35 +0000 | [diff] [blame] | 461 | << it->TempFilename << it->Filename << ec.message(); |
| 462 | |
| 463 | bool existed; |
| 464 | llvm::sys::fs::remove(it->TempFilename, existed); |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 465 | } |
| 466 | } |
| 467 | } else if (!it->Filename.empty() && EraseFiles) |
| 468 | llvm::sys::Path(it->Filename).eraseFromDisk(); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 469 | |
Daniel Dunbar | a920483 | 2009-11-13 10:37:48 +0000 | [diff] [blame] | 470 | } |
| 471 | OutputFiles.clear(); |
| 472 | } |
| 473 | |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 474 | llvm::raw_fd_ostream * |
| 475 | CompilerInstance::createDefaultOutputFile(bool Binary, |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 476 | StringRef InFile, |
| 477 | StringRef Extension) { |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 478 | return createOutputFile(getFrontendOpts().OutputFile, Binary, |
Daniel Dunbar | e21dd28 | 2012-03-03 00:36:06 +0000 | [diff] [blame] | 479 | /*RemoveFileOnSignal=*/true, InFile, Extension, |
| 480 | /*UseTemporary=*/true); |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 481 | } |
| 482 | |
| 483 | llvm::raw_fd_ostream * |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 484 | CompilerInstance::createOutputFile(StringRef OutputPath, |
Daniel Dunbar | ff9cd96 | 2011-01-31 22:00:42 +0000 | [diff] [blame] | 485 | bool Binary, bool RemoveFileOnSignal, |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 486 | StringRef InFile, |
Argyrios Kyrtzidis | 7e90985 | 2011-07-28 00:45:10 +0000 | [diff] [blame] | 487 | StringRef Extension, |
Daniel Dunbar | 12f28ab | 2012-03-03 00:36:02 +0000 | [diff] [blame] | 488 | bool UseTemporary, |
| 489 | bool CreateMissingDirectories) { |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 490 | std::string Error, OutputPathName, TempPathName; |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 491 | llvm::raw_fd_ostream *OS = createOutputFile(OutputPath, Error, Binary, |
Daniel Dunbar | ff9cd96 | 2011-01-31 22:00:42 +0000 | [diff] [blame] | 492 | RemoveFileOnSignal, |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 493 | InFile, Extension, |
Argyrios Kyrtzidis | 7e90985 | 2011-07-28 00:45:10 +0000 | [diff] [blame] | 494 | UseTemporary, |
Daniel Dunbar | 12f28ab | 2012-03-03 00:36:02 +0000 | [diff] [blame] | 495 | CreateMissingDirectories, |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 496 | &OutputPathName, |
| 497 | &TempPathName); |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 498 | if (!OS) { |
Daniel Dunbar | 3604359 | 2009-12-03 09:13:30 +0000 | [diff] [blame] | 499 | getDiagnostics().Report(diag::err_fe_unable_to_open_output) |
| 500 | << OutputPath << Error; |
| 501 | return 0; |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 502 | } |
| 503 | |
| 504 | // Add the output file -- but don't try to remove "-", since this means we are |
| 505 | // using stdin. |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 506 | addOutputFile(OutputFile((OutputPathName != "-") ? OutputPathName : "", |
| 507 | TempPathName, OS)); |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 508 | |
| 509 | return OS; |
| 510 | } |
| 511 | |
| 512 | llvm::raw_fd_ostream * |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 513 | CompilerInstance::createOutputFile(StringRef OutputPath, |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 514 | std::string &Error, |
| 515 | bool Binary, |
Daniel Dunbar | ff9cd96 | 2011-01-31 22:00:42 +0000 | [diff] [blame] | 516 | bool RemoveFileOnSignal, |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 517 | StringRef InFile, |
| 518 | StringRef Extension, |
Argyrios Kyrtzidis | 7e90985 | 2011-07-28 00:45:10 +0000 | [diff] [blame] | 519 | bool UseTemporary, |
Daniel Dunbar | 12f28ab | 2012-03-03 00:36:02 +0000 | [diff] [blame] | 520 | bool CreateMissingDirectories, |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 521 | std::string *ResultPathName, |
| 522 | std::string *TempPathName) { |
Daniel Dunbar | 12f28ab | 2012-03-03 00:36:02 +0000 | [diff] [blame] | 523 | assert((!CreateMissingDirectories || UseTemporary) && |
| 524 | "CreateMissingDirectories is only allowed when using temporary files"); |
| 525 | |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 526 | std::string OutFile, TempFile; |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 527 | if (!OutputPath.empty()) { |
| 528 | OutFile = OutputPath; |
| 529 | } else if (InFile == "-") { |
| 530 | OutFile = "-"; |
| 531 | } else if (!Extension.empty()) { |
| 532 | llvm::sys::Path Path(InFile); |
| 533 | Path.eraseSuffix(); |
| 534 | Path.appendSuffix(Extension); |
| 535 | OutFile = Path.str(); |
| 536 | } else { |
| 537 | OutFile = "-"; |
| 538 | } |
Argyrios Kyrtzidis | 7e90985 | 2011-07-28 00:45:10 +0000 | [diff] [blame] | 539 | |
Dylan Noblesmith | 6f42b62 | 2012-02-05 02:12:40 +0000 | [diff] [blame] | 540 | OwningPtr<llvm::raw_fd_ostream> OS; |
Argyrios Kyrtzidis | 7e90985 | 2011-07-28 00:45:10 +0000 | [diff] [blame] | 541 | std::string OSFile; |
| 542 | |
| 543 | if (UseTemporary && OutFile != "-") { |
Daniel Dunbar | 12f28ab | 2012-03-03 00:36:02 +0000 | [diff] [blame] | 544 | // Only create the temporary if the parent directory exists (or create |
| 545 | // missing directories is true) and we can actually write to OutPath, |
| 546 | // otherwise we want to fail early. |
| 547 | SmallString<256> AbsPath(OutputPath); |
| 548 | llvm::sys::fs::make_absolute(AbsPath); |
| 549 | llvm::sys::Path OutPath(AbsPath); |
| 550 | bool ParentExists = false; |
| 551 | if (llvm::sys::fs::exists(llvm::sys::path::parent_path(AbsPath.str()), |
| 552 | ParentExists)) |
| 553 | ParentExists = false; |
Michael J. Spencer | 32bef4e | 2011-01-10 02:34:13 +0000 | [diff] [blame] | 554 | bool Exists; |
Daniel Dunbar | 12f28ab | 2012-03-03 00:36:02 +0000 | [diff] [blame] | 555 | if ((CreateMissingDirectories || ParentExists) && |
| 556 | ((llvm::sys::fs::exists(AbsPath.str(), Exists) || !Exists) || |
| 557 | (OutPath.isRegularFile() && OutPath.canWrite()))) { |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 558 | // Create a temporary file. |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 559 | SmallString<128> TempPath; |
Argyrios Kyrtzidis | 7e90985 | 2011-07-28 00:45:10 +0000 | [diff] [blame] | 560 | TempPath = OutFile; |
| 561 | TempPath += "-%%%%%%%%"; |
| 562 | int fd; |
| 563 | if (llvm::sys::fs::unique_file(TempPath.str(), fd, TempPath, |
Eric Christopher | 7d9ae25 | 2012-05-11 00:10:07 +0000 | [diff] [blame] | 564 | /*makeAbsolute=*/false, 0664) |
| 565 | == llvm::errc::success) { |
Argyrios Kyrtzidis | 7e90985 | 2011-07-28 00:45:10 +0000 | [diff] [blame] | 566 | OS.reset(new llvm::raw_fd_ostream(fd, /*shouldClose=*/true)); |
| 567 | OSFile = TempFile = TempPath.str(); |
| 568 | } |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 569 | } |
| 570 | } |
| 571 | |
Argyrios Kyrtzidis | 7e90985 | 2011-07-28 00:45:10 +0000 | [diff] [blame] | 572 | if (!OS) { |
| 573 | OSFile = OutFile; |
| 574 | OS.reset( |
| 575 | new llvm::raw_fd_ostream(OSFile.c_str(), Error, |
| 576 | (Binary ? llvm::raw_fd_ostream::F_Binary : 0))); |
| 577 | if (!Error.empty()) |
| 578 | return 0; |
| 579 | } |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 580 | |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 581 | // Make sure the out stream file gets removed if we crash. |
Daniel Dunbar | ff9cd96 | 2011-01-31 22:00:42 +0000 | [diff] [blame] | 582 | if (RemoveFileOnSignal) |
| 583 | llvm::sys::RemoveFileOnSignal(llvm::sys::Path(OSFile)); |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 584 | |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 585 | if (ResultPathName) |
| 586 | *ResultPathName = OutFile; |
Argyrios Kyrtzidis | dc24572 | 2010-09-17 17:38:48 +0000 | [diff] [blame] | 587 | if (TempPathName) |
| 588 | *TempPathName = TempFile; |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 589 | |
Daniel Dunbar | fc97102 | 2009-11-20 22:32:38 +0000 | [diff] [blame] | 590 | return OS.take(); |
Daniel Dunbar | f482d59 | 2009-11-13 18:32:08 +0000 | [diff] [blame] | 591 | } |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 592 | |
| 593 | // Initialization Utilities |
| 594 | |
Douglas Gregor | a1f1fad | 2012-01-27 19:52:33 +0000 | [diff] [blame] | 595 | bool CompilerInstance::InitializeSourceManager(StringRef InputFile, |
| 596 | SrcMgr::CharacteristicKind Kind){ |
| 597 | return InitializeSourceManager(InputFile, Kind, getDiagnostics(), |
| 598 | getFileManager(), getSourceManager(), |
| 599 | getFrontendOpts()); |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 600 | } |
| 601 | |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 602 | bool CompilerInstance::InitializeSourceManager(StringRef InputFile, |
Douglas Gregor | a1f1fad | 2012-01-27 19:52:33 +0000 | [diff] [blame] | 603 | SrcMgr::CharacteristicKind Kind, |
David Blaikie | d6471f7 | 2011-09-25 23:23:43 +0000 | [diff] [blame] | 604 | DiagnosticsEngine &Diags, |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 605 | FileManager &FileMgr, |
| 606 | SourceManager &SourceMgr, |
| 607 | const FrontendOptions &Opts) { |
Argyrios Kyrtzidis | 507097e | 2011-09-19 20:40:35 +0000 | [diff] [blame] | 608 | // Figure out where to get and map in the main file. |
| 609 | if (InputFile != "-") { |
Chris Lattner | 39b49bc | 2010-11-23 08:35:12 +0000 | [diff] [blame] | 610 | const FileEntry *File = FileMgr.getFile(InputFile); |
Dan Gohman | 694137c | 2010-10-26 21:13:51 +0000 | [diff] [blame] | 611 | if (!File) { |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 612 | Diags.Report(diag::err_fe_error_reading) << InputFile; |
| 613 | return false; |
| 614 | } |
Douglas Gregor | a1f1fad | 2012-01-27 19:52:33 +0000 | [diff] [blame] | 615 | SourceMgr.createMainFileID(File, Kind); |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 616 | } else { |
Dylan Noblesmith | 6f42b62 | 2012-02-05 02:12:40 +0000 | [diff] [blame] | 617 | OwningPtr<llvm::MemoryBuffer> SB; |
Michael J. Spencer | 4eeebc4 | 2010-12-16 03:28:14 +0000 | [diff] [blame] | 618 | if (llvm::MemoryBuffer::getSTDIN(SB)) { |
Michael J. Spencer | 3a321e2 | 2010-12-09 17:36:38 +0000 | [diff] [blame] | 619 | // FIXME: Give ec.message() in this diag. |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 620 | Diags.Report(diag::err_fe_error_reading_stdin); |
| 621 | return false; |
| 622 | } |
Dan Gohman | 90d9081 | 2010-10-26 23:21:25 +0000 | [diff] [blame] | 623 | const FileEntry *File = FileMgr.getVirtualFile(SB->getBufferIdentifier(), |
Chris Lattner | 39b49bc | 2010-11-23 08:35:12 +0000 | [diff] [blame] | 624 | SB->getBufferSize(), 0); |
Douglas Gregor | a1f1fad | 2012-01-27 19:52:33 +0000 | [diff] [blame] | 625 | SourceMgr.createMainFileID(File, Kind); |
Michael J. Spencer | 4eeebc4 | 2010-12-16 03:28:14 +0000 | [diff] [blame] | 626 | SourceMgr.overrideFileContents(File, SB.take()); |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 627 | } |
| 628 | |
Dan Gohman | 694137c | 2010-10-26 21:13:51 +0000 | [diff] [blame] | 629 | assert(!SourceMgr.getMainFileID().isInvalid() && |
| 630 | "Couldn't establish MainFileID!"); |
Daniel Dunbar | ccb6cb6 | 2009-11-14 07:53:04 +0000 | [diff] [blame] | 631 | return true; |
| 632 | } |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 633 | |
| 634 | // High-Level Operations |
| 635 | |
| 636 | bool CompilerInstance::ExecuteAction(FrontendAction &Act) { |
| 637 | assert(hasDiagnostics() && "Diagnostics engine is not initialized!"); |
| 638 | assert(!getFrontendOpts().ShowHelp && "Client must handle '-help'!"); |
| 639 | assert(!getFrontendOpts().ShowVersion && "Client must handle '-version'!"); |
| 640 | |
| 641 | // FIXME: Take this as an argument, once all the APIs we used have moved to |
| 642 | // taking it as an input instead of hard-coding llvm::errs. |
Chris Lattner | 5f9e272 | 2011-07-23 10:55:15 +0000 | [diff] [blame] | 643 | raw_ostream &OS = llvm::errs(); |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 644 | |
| 645 | // Create the target instance. |
| 646 | setTarget(TargetInfo::CreateTargetInfo(getDiagnostics(), getTargetOpts())); |
| 647 | if (!hasTarget()) |
| 648 | return false; |
| 649 | |
| 650 | // Inform the target of the language options. |
| 651 | // |
| 652 | // FIXME: We shouldn't need to do this, the target should be immutable once |
| 653 | // created. This complexity should be lifted elsewhere. |
| 654 | getTarget().setForcedLangOptions(getLangOpts()); |
| 655 | |
Fariborz Jahanian | 93a4994 | 2012-04-16 21:03:30 +0000 | [diff] [blame] | 656 | // rewriter project will change target built-in bool type from its default. |
| 657 | if (getFrontendOpts().ProgramAction == frontend::RewriteObjC) |
| 658 | getTarget().noSignedCharForObjCBool(); |
| 659 | |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 660 | // Validate/process some options. |
| 661 | if (getHeaderSearchOpts().Verbose) |
| 662 | OS << "clang -cc1 version " CLANG_VERSION_STRING |
| 663 | << " based upon " << PACKAGE_STRING |
Sebastian Pop | 5d8b954 | 2011-11-01 21:33:06 +0000 | [diff] [blame] | 664 | << " default target " << llvm::sys::getDefaultTargetTriple() << "\n"; |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 665 | |
| 666 | if (getFrontendOpts().ShowTimers) |
| 667 | createFrontendTimer(); |
| 668 | |
Douglas Gregor | 95dd558 | 2010-03-30 17:33:59 +0000 | [diff] [blame] | 669 | if (getFrontendOpts().ShowStats) |
| 670 | llvm::EnableStatistics(); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 671 | |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 672 | for (unsigned i = 0, e = getFrontendOpts().Inputs.size(); i != e; ++i) { |
Daniel Dunbar | 2056048 | 2010-06-07 23:23:50 +0000 | [diff] [blame] | 673 | // Reset the ID tables if we are reusing the SourceManager. |
| 674 | if (hasSourceManager()) |
| 675 | getSourceManager().clearIDTables(); |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 676 | |
Douglas Gregor | 1f6b2b5 | 2012-01-20 16:28:04 +0000 | [diff] [blame] | 677 | if (Act.BeginSourceFile(*this, getFrontendOpts().Inputs[i])) { |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 678 | Act.Execute(); |
| 679 | Act.EndSourceFile(); |
| 680 | } |
| 681 | } |
| 682 | |
Argyrios Kyrtzidis | 29f2787 | 2011-12-07 05:52:12 +0000 | [diff] [blame] | 683 | // Notify the diagnostic client that all files were processed. |
| 684 | getDiagnostics().getClient()->finish(); |
| 685 | |
Chris Lattner | 53eee7b | 2010-04-07 18:47:42 +0000 | [diff] [blame] | 686 | if (getDiagnosticOpts().ShowCarets) { |
Argyrios Kyrtzidis | f2224d8 | 2010-11-18 20:06:46 +0000 | [diff] [blame] | 687 | // We can have multiple diagnostics sharing one diagnostic client. |
| 688 | // Get the total number of warnings/errors from the client. |
| 689 | unsigned NumWarnings = getDiagnostics().getClient()->getNumWarnings(); |
| 690 | unsigned NumErrors = getDiagnostics().getClient()->getNumErrors(); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 691 | |
Chris Lattner | 53eee7b | 2010-04-07 18:47:42 +0000 | [diff] [blame] | 692 | if (NumWarnings) |
| 693 | OS << NumWarnings << " warning" << (NumWarnings == 1 ? "" : "s"); |
| 694 | if (NumWarnings && NumErrors) |
| 695 | OS << " and "; |
| 696 | if (NumErrors) |
| 697 | OS << NumErrors << " error" << (NumErrors == 1 ? "" : "s"); |
| 698 | if (NumWarnings || NumErrors) |
| 699 | OS << " generated.\n"; |
| 700 | } |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 701 | |
Daniel Dunbar | 2056048 | 2010-06-07 23:23:50 +0000 | [diff] [blame] | 702 | if (getFrontendOpts().ShowStats && hasFileManager()) { |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 703 | getFileManager().PrintStats(); |
| 704 | OS << "\n"; |
| 705 | } |
| 706 | |
Argyrios Kyrtzidis | ab41b97 | 2010-11-18 21:13:57 +0000 | [diff] [blame] | 707 | return !getDiagnostics().getClient()->getNumErrors(); |
Daniel Dunbar | 0397af2 | 2010-01-13 00:48:06 +0000 | [diff] [blame] | 708 | } |
| 709 | |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 710 | /// \brief Determine the appropriate source input kind based on language |
| 711 | /// options. |
| 712 | static InputKind getSourceInputKindFromOptions(const LangOptions &LangOpts) { |
| 713 | if (LangOpts.OpenCL) |
| 714 | return IK_OpenCL; |
| 715 | if (LangOpts.CUDA) |
| 716 | return IK_CUDA; |
| 717 | if (LangOpts.ObjC1) |
| 718 | return LangOpts.CPlusPlus? IK_ObjCXX : IK_ObjC; |
| 719 | return LangOpts.CPlusPlus? IK_CXX : IK_C; |
| 720 | } |
| 721 | |
Douglas Gregor | 0ced799 | 2011-10-04 00:21:21 +0000 | [diff] [blame] | 722 | namespace { |
Douglas Gregor | f9e357d | 2011-11-29 19:06:37 +0000 | [diff] [blame] | 723 | struct CompileModuleMapData { |
| 724 | CompilerInstance &Instance; |
| 725 | GenerateModuleAction &CreateModuleAction; |
| 726 | }; |
| 727 | } |
| 728 | |
| 729 | /// \brief Helper function that executes the module-generating action under |
| 730 | /// a crash recovery context. |
| 731 | static void doCompileMapModule(void *UserData) { |
| 732 | CompileModuleMapData &Data |
| 733 | = *reinterpret_cast<CompileModuleMapData *>(UserData); |
| 734 | Data.Instance.ExecuteAction(Data.CreateModuleAction); |
| 735 | } |
| 736 | |
Douglas Gregor | f9e357d | 2011-11-29 19:06:37 +0000 | [diff] [blame] | 737 | /// \brief Compile a module file for the given module, using the options |
| 738 | /// provided by the importing compiler instance. |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 739 | static void compileModule(CompilerInstance &ImportingInstance, |
Douglas Gregor | 1a4761e | 2011-11-30 23:21:26 +0000 | [diff] [blame] | 740 | Module *Module, |
Douglas Gregor | 933e7a6 | 2011-11-29 18:31:39 +0000 | [diff] [blame] | 741 | StringRef ModuleFileName) { |
Douglas Gregor | 52f1272 | 2012-01-29 20:15:24 +0000 | [diff] [blame] | 742 | llvm::LockFileManager Locked(ModuleFileName); |
Douglas Gregor | 2bc7507 | 2011-10-05 14:53:30 +0000 | [diff] [blame] | 743 | switch (Locked) { |
Douglas Gregor | 52f1272 | 2012-01-29 20:15:24 +0000 | [diff] [blame] | 744 | case llvm::LockFileManager::LFS_Error: |
Douglas Gregor | 2bc7507 | 2011-10-05 14:53:30 +0000 | [diff] [blame] | 745 | return; |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 746 | |
Douglas Gregor | 52f1272 | 2012-01-29 20:15:24 +0000 | [diff] [blame] | 747 | case llvm::LockFileManager::LFS_Owned: |
Douglas Gregor | 2bc7507 | 2011-10-05 14:53:30 +0000 | [diff] [blame] | 748 | // We're responsible for building the module ourselves. Do so below. |
| 749 | break; |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 750 | |
Douglas Gregor | 52f1272 | 2012-01-29 20:15:24 +0000 | [diff] [blame] | 751 | case llvm::LockFileManager::LFS_Shared: |
Douglas Gregor | 2bc7507 | 2011-10-05 14:53:30 +0000 | [diff] [blame] | 752 | // Someone else is responsible for building the module. Wait for them to |
| 753 | // finish. |
| 754 | Locked.waitForUnlock(); |
| 755 | break; |
| 756 | } |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 757 | |
Douglas Gregor | f9e357d | 2011-11-29 19:06:37 +0000 | [diff] [blame] | 758 | ModuleMap &ModMap |
| 759 | = ImportingInstance.getPreprocessor().getHeaderSearchInfo().getModuleMap(); |
| 760 | |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 761 | // Construct a compiler invocation for creating this module. |
Dylan Noblesmith | c93dc78 | 2012-02-20 14:00:23 +0000 | [diff] [blame] | 762 | IntrusiveRefCntPtr<CompilerInvocation> Invocation |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 763 | (new CompilerInvocation(ImportingInstance.getInvocation())); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 764 | |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 765 | PreprocessorOptions &PPOpts = Invocation->getPreprocessorOpts(); |
| 766 | |
Douglas Gregor | b2d39c2 | 2011-09-15 20:53:28 +0000 | [diff] [blame] | 767 | // For any options that aren't intended to affect how a module is built, |
| 768 | // reset them to their default values. |
Ted Kremenek | d3b74d9 | 2011-11-17 23:01:24 +0000 | [diff] [blame] | 769 | Invocation->getLangOpts()->resetNonModularOptions(); |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 770 | PPOpts.resetNonModularOptions(); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 771 | |
Douglas Gregor | b86b8dc | 2011-11-15 19:35:01 +0000 | [diff] [blame] | 772 | // Note the name of the module we're building. |
Douglas Gregor | 933e7a6 | 2011-11-29 18:31:39 +0000 | [diff] [blame] | 773 | Invocation->getLangOpts()->CurrentModule = Module->getTopLevelModuleName(); |
Douglas Gregor | b86b8dc | 2011-11-15 19:35:01 +0000 | [diff] [blame] | 774 | |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 775 | // Note that this module is part of the module build path, so that we |
Douglas Gregor | b2d39c2 | 2011-09-15 20:53:28 +0000 | [diff] [blame] | 776 | // can detect cycles in the module graph. |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 777 | PPOpts.ModuleBuildPath.push_back(Module->getTopLevelModuleName()); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 778 | |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 779 | // If there is a module map file, build the module using the module map. |
Douglas Gregor | b2d39c2 | 2011-09-15 20:53:28 +0000 | [diff] [blame] | 780 | // Set up the inputs/outputs so that we build the module from its umbrella |
| 781 | // header. |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 782 | FrontendOptions &FrontendOpts = Invocation->getFrontendOpts(); |
Douglas Gregor | 6e975c4 | 2011-09-13 23:15:45 +0000 | [diff] [blame] | 783 | FrontendOpts.OutputFile = ModuleFileName.str(); |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 784 | FrontendOpts.DisableFree = false; |
| 785 | FrontendOpts.Inputs.clear(); |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 786 | InputKind IK = getSourceInputKindFromOptions(*Invocation->getLangOpts()); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 787 | |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 788 | // Get or create the module map that we'll use to build this module. |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 789 | SmallString<128> TempModuleMapFileName; |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 790 | if (const FileEntry *ModuleMapFile |
| 791 | = ModMap.getContainingModuleMapFile(Module)) { |
| 792 | // Use the module map where this module resides. |
Douglas Gregor | 1f6b2b5 | 2012-01-20 16:28:04 +0000 | [diff] [blame] | 793 | FrontendOpts.Inputs.push_back(FrontendInputFile(ModuleMapFile->getName(), |
| 794 | IK)); |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 795 | } else { |
| 796 | // Create a temporary module map file. |
| 797 | TempModuleMapFileName = Module->Name; |
| 798 | TempModuleMapFileName += "-%%%%%%%%.map"; |
| 799 | int FD; |
| 800 | if (llvm::sys::fs::unique_file(TempModuleMapFileName.str(), FD, |
| 801 | TempModuleMapFileName, |
Douglas Gregor | 1e821e9 | 2011-12-06 22:05:29 +0000 | [diff] [blame] | 802 | /*makeAbsolute=*/true) |
Douglas Gregor | e912029 | 2011-12-06 23:04:08 +0000 | [diff] [blame] | 803 | != llvm::errc::success) { |
Douglas Gregor | f64114b | 2011-12-07 00:54:14 +0000 | [diff] [blame] | 804 | ImportingInstance.getDiagnostics().Report(diag::err_module_map_temp_file) |
| 805 | << TempModuleMapFileName; |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 806 | return; |
Douglas Gregor | e912029 | 2011-12-06 23:04:08 +0000 | [diff] [blame] | 807 | } |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 808 | // Print the module map to this file. |
| 809 | llvm::raw_fd_ostream OS(FD, /*shouldClose=*/true); |
| 810 | Module->print(OS); |
| 811 | FrontendOpts.Inputs.push_back( |
Douglas Gregor | 1f6b2b5 | 2012-01-20 16:28:04 +0000 | [diff] [blame] | 812 | FrontendInputFile(TempModuleMapFileName.str().str(), IK)); |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 813 | } |
| 814 | |
| 815 | // Don't free the remapped file buffers; they are owned by our caller. |
| 816 | PPOpts.RetainRemappedFileBuffers = true; |
| 817 | |
Douglas Gregor | 7824365 | 2011-09-13 01:26:44 +0000 | [diff] [blame] | 818 | Invocation->getDiagnosticOpts().VerifyDiagnostics = 0; |
Douglas Gregor | 76d991e | 2011-09-13 23:20:27 +0000 | [diff] [blame] | 819 | assert(ImportingInstance.getInvocation().getModuleHash() == |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 820 | Invocation->getModuleHash() && "Module hash mismatch!"); |
| 821 | |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 822 | // Construct a compiler instance that will be used to actually create the |
| 823 | // module. |
| 824 | CompilerInstance Instance; |
| 825 | Instance.setInvocation(&*Invocation); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 826 | Instance.createDiagnostics(/*argc=*/0, /*argv=*/0, |
Douglas Gregor | 7824365 | 2011-09-13 01:26:44 +0000 | [diff] [blame] | 827 | &ImportingInstance.getDiagnosticClient(), |
Douglas Gregor | aee526e | 2011-09-29 00:38:00 +0000 | [diff] [blame] | 828 | /*ShouldOwnClient=*/true, |
| 829 | /*ShouldCloneClient=*/true); |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 830 | |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 831 | // Construct a module-generating action. |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 832 | GenerateModuleAction CreateModuleAction; |
| 833 | |
Douglas Gregor | 0ced799 | 2011-10-04 00:21:21 +0000 | [diff] [blame] | 834 | // Execute the action to actually build the module in-place. Use a separate |
| 835 | // thread so that we get a stack large enough. |
| 836 | const unsigned ThreadStackSize = 8 << 20; |
| 837 | llvm::CrashRecoveryContext CRC; |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 838 | CompileModuleMapData Data = { Instance, CreateModuleAction }; |
| 839 | CRC.RunSafelyOnThread(&doCompileMapModule, &Data, ThreadStackSize); |
| 840 | |
| 841 | // Delete the temporary module map file. |
| 842 | // FIXME: Even though we're executing under crash protection, it would still |
| 843 | // be nice to do this with RemoveFileOnSignal when we can. However, that |
| 844 | // doesn't make sense for all clients, so clean this up manually. |
Benjamin Kramer | a2e9489 | 2012-10-14 19:50:53 +0000 | [diff] [blame] | 845 | Instance.clearOutputFiles(/*EraseFiles=*/true); |
Douglas Gregor | 18ee547 | 2011-11-29 21:59:16 +0000 | [diff] [blame] | 846 | if (!TempModuleMapFileName.empty()) |
| 847 | llvm::sys::Path(TempModuleMapFileName).eraseFromDisk(); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 848 | } |
Douglas Gregor | 21cae20 | 2011-09-12 23:31:24 +0000 | [diff] [blame] | 849 | |
Douglas Gregor | 1a4761e | 2011-11-30 23:21:26 +0000 | [diff] [blame] | 850 | Module *CompilerInstance::loadModule(SourceLocation ImportLoc, |
Douglas Gregor | 5e35693 | 2011-12-01 17:11:21 +0000 | [diff] [blame] | 851 | ModuleIdPath Path, |
Douglas Gregor | 93ebfa6 | 2011-12-02 23:42:12 +0000 | [diff] [blame] | 852 | Module::NameVisibilityKind Visibility, |
| 853 | bool IsInclusionDirective) { |
Douglas Gregor | b514c79 | 2011-11-30 04:26:53 +0000 | [diff] [blame] | 854 | // If we've already handled this import, just return the cached result. |
| 855 | // This one-element cache is important to eliminate redundant diagnostics |
| 856 | // when both the preprocessor and parser see the same import declaration. |
Douglas Gregor | 5e35693 | 2011-12-01 17:11:21 +0000 | [diff] [blame] | 857 | if (!ImportLoc.isInvalid() && LastModuleImportLoc == ImportLoc) { |
| 858 | // Make the named module visible. |
| 859 | if (LastModuleImportResult) |
| 860 | ModuleManager->makeModuleVisible(LastModuleImportResult, Visibility); |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 861 | return LastModuleImportResult; |
Douglas Gregor | 5e35693 | 2011-12-01 17:11:21 +0000 | [diff] [blame] | 862 | } |
Douglas Gregor | b514c79 | 2011-11-30 04:26:53 +0000 | [diff] [blame] | 863 | |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 864 | // Determine what file we're searching from. |
Douglas Gregor | 3d3589d | 2011-11-30 00:36:36 +0000 | [diff] [blame] | 865 | StringRef ModuleName = Path[0].first->getName(); |
| 866 | SourceLocation ModuleNameLoc = Path[0].second; |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 867 | |
Douglas Gregor | 1a4761e | 2011-11-30 23:21:26 +0000 | [diff] [blame] | 868 | clang::Module *Module = 0; |
Douglas Gregor | 3d3589d | 2011-11-30 00:36:36 +0000 | [diff] [blame] | 869 | |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 870 | // If we don't already have information on this module, load the module now. |
Douglas Gregor | 1a4761e | 2011-11-30 23:21:26 +0000 | [diff] [blame] | 871 | llvm::DenseMap<const IdentifierInfo *, clang::Module *>::iterator Known |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 872 | = KnownModules.find(Path[0].first); |
Douglas Gregor | 5e3f922 | 2011-12-08 17:01:29 +0000 | [diff] [blame] | 873 | if (Known != KnownModules.end()) { |
| 874 | // Retrieve the cached top-level module. |
| 875 | Module = Known->second; |
| 876 | } else if (ModuleName == getLangOpts().CurrentModule) { |
| 877 | // This is the module we're building. |
| 878 | Module = PP->getHeaderSearchInfo().getModuleMap().findModule(ModuleName); |
| 879 | Known = KnownModules.insert(std::make_pair(Path[0].first, Module)).first; |
| 880 | } else { |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 881 | // Search for a module with the given name. |
Douglas Gregor | e434ec7 | 2012-01-29 17:08:11 +0000 | [diff] [blame] | 882 | Module = PP->getHeaderSearchInfo().lookupModule(ModuleName); |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 883 | std::string ModuleFileName; |
Douglas Gregor | e434ec7 | 2012-01-29 17:08:11 +0000 | [diff] [blame] | 884 | if (Module) |
| 885 | ModuleFileName = PP->getHeaderSearchInfo().getModuleFileName(Module); |
| 886 | else |
| 887 | ModuleFileName = PP->getHeaderSearchInfo().getModuleFileName(ModuleName); |
| 888 | |
| 889 | if (ModuleFileName.empty()) { |
| 890 | getDiagnostics().Report(ModuleNameLoc, diag::err_module_not_found) |
| 891 | << ModuleName |
| 892 | << SourceRange(ImportLoc, ModuleNameLoc); |
| 893 | LastModuleImportLoc = ImportLoc; |
| 894 | LastModuleImportResult = 0; |
| 895 | return 0; |
| 896 | } |
| 897 | |
| 898 | const FileEntry *ModuleFile |
| 899 | = getFileManager().getFile(ModuleFileName, /*OpenFile=*/false, |
| 900 | /*CacheFailure=*/false); |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 901 | bool BuildingModule = false; |
| 902 | if (!ModuleFile && Module) { |
| 903 | // The module is not cached, but we have a module map from which we can |
| 904 | // build the module. |
| 905 | |
| 906 | // Check whether there is a cycle in the module graph. |
| 907 | SmallVectorImpl<std::string> &ModuleBuildPath |
| 908 | = getPreprocessorOpts().ModuleBuildPath; |
| 909 | SmallVectorImpl<std::string>::iterator Pos |
| 910 | = std::find(ModuleBuildPath.begin(), ModuleBuildPath.end(), ModuleName); |
| 911 | if (Pos != ModuleBuildPath.end()) { |
Dylan Noblesmith | f7ccbad | 2012-02-05 02:13:05 +0000 | [diff] [blame] | 912 | SmallString<256> CyclePath; |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 913 | for (; Pos != ModuleBuildPath.end(); ++Pos) { |
| 914 | CyclePath += *Pos; |
| 915 | CyclePath += " -> "; |
| 916 | } |
| 917 | CyclePath += ModuleName; |
| 918 | |
| 919 | getDiagnostics().Report(ModuleNameLoc, diag::err_module_cycle) |
| 920 | << ModuleName << CyclePath; |
| 921 | return 0; |
Douglas Gregor | 4ebd45f | 2011-09-15 20:40:10 +0000 | [diff] [blame] | 922 | } |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 923 | |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 924 | getDiagnostics().Report(ModuleNameLoc, diag::warn_module_build) |
| 925 | << ModuleName; |
| 926 | BuildingModule = true; |
| 927 | compileModule(*this, Module, ModuleFileName); |
| 928 | ModuleFile = FileMgr->getFile(ModuleFileName); |
| 929 | } |
| 930 | |
| 931 | if (!ModuleFile) { |
| 932 | getDiagnostics().Report(ModuleNameLoc, |
| 933 | BuildingModule? diag::err_module_not_built |
| 934 | : diag::err_module_not_found) |
| 935 | << ModuleName |
| 936 | << SourceRange(ImportLoc, ModuleNameLoc); |
Douglas Gregor | 4ebd45f | 2011-09-15 20:40:10 +0000 | [diff] [blame] | 937 | return 0; |
| 938 | } |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 939 | |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 940 | // If we don't already have an ASTReader, create one now. |
| 941 | if (!ModuleManager) { |
| 942 | if (!hasASTContext()) |
| 943 | createASTContext(); |
NAKAMURA Takumi | a789ca9 | 2011-10-08 11:31:46 +0000 | [diff] [blame] | 944 | |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 945 | std::string Sysroot = getHeaderSearchOpts().Sysroot; |
| 946 | const PreprocessorOptions &PPOpts = getPreprocessorOpts(); |
| 947 | ModuleManager = new ASTReader(getPreprocessor(), *Context, |
| 948 | Sysroot.empty() ? "" : Sysroot.c_str(), |
| 949 | PPOpts.DisablePCHValidation, |
| 950 | PPOpts.DisableStatCache); |
| 951 | if (hasASTConsumer()) { |
| 952 | ModuleManager->setDeserializationListener( |
| 953 | getASTConsumer().GetASTDeserializationListener()); |
| 954 | getASTContext().setASTMutationListener( |
| 955 | getASTConsumer().GetASTMutationListener()); |
Douglas Gregor | a8235d6 | 2012-10-09 23:05:51 +0000 | [diff] [blame] | 956 | getPreprocessor().setPPMutationListener( |
| 957 | getASTConsumer().GetPPMutationListener()); |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 958 | } |
Dylan Noblesmith | 6f42b62 | 2012-02-05 02:12:40 +0000 | [diff] [blame] | 959 | OwningPtr<ExternalASTSource> Source; |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 960 | Source.reset(ModuleManager); |
| 961 | getASTContext().setExternalSource(Source); |
| 962 | if (hasSema()) |
| 963 | ModuleManager->InitializeSema(getSema()); |
| 964 | if (hasASTConsumer()) |
| 965 | ModuleManager->StartTranslationUnit(&getASTConsumer()); |
Douglas Gregor | de8a905 | 2011-09-14 23:13:09 +0000 | [diff] [blame] | 966 | } |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 967 | |
| 968 | // Try to load the module we found. |
| 969 | switch (ModuleManager->ReadAST(ModuleFile->getName(), |
Douglas Gregor | 38295be | 2012-10-22 23:51:00 +0000 | [diff] [blame] | 970 | serialization::MK_Module, |
| 971 | ASTReader::ARR_None)) { |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 972 | case ASTReader::Success: |
| 973 | break; |
| 974 | |
Douglas Gregor | 4825fd7 | 2012-10-22 22:50:17 +0000 | [diff] [blame] | 975 | case ASTReader::OutOfDate: |
| 976 | case ASTReader::VersionMismatch: |
| 977 | case ASTReader::ConfigurationMismatch: |
| 978 | case ASTReader::HadErrors: |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 979 | // FIXME: The ASTReader will already have complained, but can we showhorn |
| 980 | // that diagnostic information into a more useful form? |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 981 | KnownModules[Path[0].first] = 0; |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 982 | return 0; |
| 983 | |
| 984 | case ASTReader::Failure: |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 985 | // Already complained, but note now that we failed. |
| 986 | KnownModules[Path[0].first] = 0; |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 987 | return 0; |
| 988 | } |
| 989 | |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 990 | if (!Module) { |
| 991 | // If we loaded the module directly, without finding a module map first, |
| 992 | // we'll have loaded the module's information from the module itself. |
| 993 | Module = PP->getHeaderSearchInfo().getModuleMap() |
| 994 | .findModule((Path[0].first->getName())); |
| 995 | } |
Argyrios Kyrtzidis | e2ac16b | 2012-09-29 01:06:04 +0000 | [diff] [blame] | 996 | |
| 997 | if (Module) |
| 998 | Module->setASTFile(ModuleFile); |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 999 | |
| 1000 | // Cache the result of this top-level module lookup for later. |
| 1001 | Known = KnownModules.insert(std::make_pair(Path[0].first, Module)).first; |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 1002 | } |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1003 | |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 1004 | // If we never found the module, fail. |
| 1005 | if (!Module) |
| 1006 | return 0; |
| 1007 | |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1008 | // Verify that the rest of the module path actually corresponds to |
| 1009 | // a submodule. |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 1010 | if (Path.size() > 1) { |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1011 | for (unsigned I = 1, N = Path.size(); I != N; ++I) { |
| 1012 | StringRef Name = Path[I].first->getName(); |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1013 | clang::Module *Sub = Module->findSubmodule(Name); |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1014 | |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1015 | if (!Sub) { |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1016 | // Attempt to perform typo correction to find a module name that works. |
| 1017 | llvm::SmallVector<StringRef, 2> Best; |
| 1018 | unsigned BestEditDistance = (std::numeric_limits<unsigned>::max)(); |
| 1019 | |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1020 | for (clang::Module::submodule_iterator J = Module->submodule_begin(), |
| 1021 | JEnd = Module->submodule_end(); |
Matt Beaumont-Gay | e25633f | 2011-11-30 19:41:21 +0000 | [diff] [blame] | 1022 | J != JEnd; ++J) { |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1023 | unsigned ED = Name.edit_distance((*J)->Name, |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1024 | /*AllowReplacements=*/true, |
| 1025 | BestEditDistance); |
| 1026 | if (ED <= BestEditDistance) { |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1027 | if (ED < BestEditDistance) { |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1028 | Best.clear(); |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1029 | BestEditDistance = ED; |
| 1030 | } |
| 1031 | |
| 1032 | Best.push_back((*J)->Name); |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1033 | } |
| 1034 | } |
| 1035 | |
| 1036 | // If there was a clear winner, user it. |
| 1037 | if (Best.size() == 1) { |
| 1038 | getDiagnostics().Report(Path[I].second, |
| 1039 | diag::err_no_submodule_suggest) |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 1040 | << Path[I].first << Module->getFullModuleName() << Best[0] |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1041 | << SourceRange(Path[0].second, Path[I-1].second) |
| 1042 | << FixItHint::CreateReplacement(SourceRange(Path[I].second), |
| 1043 | Best[0]); |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1044 | |
| 1045 | Sub = Module->findSubmodule(Best[0]); |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1046 | } |
| 1047 | } |
| 1048 | |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1049 | if (!Sub) { |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1050 | // No submodule by this name. Complain, and don't look for further |
| 1051 | // submodules. |
| 1052 | getDiagnostics().Report(Path[I].second, diag::err_no_submodule) |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 1053 | << Path[I].first << Module->getFullModuleName() |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1054 | << SourceRange(Path[0].second, Path[I-1].second); |
| 1055 | break; |
| 1056 | } |
| 1057 | |
Douglas Gregor | b7a7819 | 2012-01-04 23:32:19 +0000 | [diff] [blame] | 1058 | Module = Sub; |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1059 | } |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 1060 | } |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1061 | |
Douglas Gregor | 5e3f922 | 2011-12-08 17:01:29 +0000 | [diff] [blame] | 1062 | // Make the named module visible, if it's not already part of the module |
| 1063 | // we are parsing. |
Douglas Gregor | 305dc3e | 2011-12-20 00:28:52 +0000 | [diff] [blame] | 1064 | if (ModuleName != getLangOpts().CurrentModule) { |
| 1065 | if (!Module->IsFromModuleFile) { |
| 1066 | // We have an umbrella header or directory that doesn't actually include |
| 1067 | // all of the headers within the directory it covers. Complain about |
| 1068 | // this missing submodule and recover by forgetting that we ever saw |
| 1069 | // this submodule. |
| 1070 | // FIXME: Should we detect this at module load time? It seems fairly |
| 1071 | // expensive (and rare). |
| 1072 | getDiagnostics().Report(ImportLoc, diag::warn_missing_submodule) |
| 1073 | << Module->getFullModuleName() |
| 1074 | << SourceRange(Path.front().second, Path.back().second); |
| 1075 | |
| 1076 | return 0; |
| 1077 | } |
Douglas Gregor | 51f564f | 2011-12-31 04:05:44 +0000 | [diff] [blame] | 1078 | |
| 1079 | // Check whether this module is available. |
| 1080 | StringRef Feature; |
Douglas Gregor | dc58aa7 | 2012-01-30 06:01:29 +0000 | [diff] [blame] | 1081 | if (!Module->isAvailable(getLangOpts(), getTarget(), Feature)) { |
Douglas Gregor | 51f564f | 2011-12-31 04:05:44 +0000 | [diff] [blame] | 1082 | getDiagnostics().Report(ImportLoc, diag::err_module_unavailable) |
| 1083 | << Module->getFullModuleName() |
| 1084 | << Feature |
| 1085 | << SourceRange(Path.front().second, Path.back().second); |
| 1086 | LastModuleImportLoc = ImportLoc; |
| 1087 | LastModuleImportResult = 0; |
| 1088 | return 0; |
| 1089 | } |
| 1090 | |
Douglas Gregor | 5e3f922 | 2011-12-08 17:01:29 +0000 | [diff] [blame] | 1091 | ModuleManager->makeModuleVisible(Module, Visibility); |
Douglas Gregor | 305dc3e | 2011-12-20 00:28:52 +0000 | [diff] [blame] | 1092 | } |
| 1093 | |
Douglas Gregor | 93ebfa6 | 2011-12-02 23:42:12 +0000 | [diff] [blame] | 1094 | // If this module import was due to an inclusion directive, create an |
| 1095 | // implicit import declaration to capture it in the AST. |
| 1096 | if (IsInclusionDirective && hasASTContext()) { |
| 1097 | TranslationUnitDecl *TU = getASTContext().getTranslationUnitDecl(); |
Argyrios Kyrtzidis | d3d9816 | 2012-10-03 01:58:37 +0000 | [diff] [blame] | 1098 | ImportDecl *ImportD = ImportDecl::CreateImplicit(getASTContext(), TU, |
| 1099 | ImportLoc, Module, |
| 1100 | Path.back().second); |
| 1101 | TU->addDecl(ImportD); |
| 1102 | if (Consumer) |
| 1103 | Consumer->HandleImplicitImportDecl(ImportD); |
Douglas Gregor | 93ebfa6 | 2011-12-02 23:42:12 +0000 | [diff] [blame] | 1104 | } |
Douglas Gregor | 49009ec | 2011-11-30 04:03:44 +0000 | [diff] [blame] | 1105 | |
Douglas Gregor | b514c79 | 2011-11-30 04:26:53 +0000 | [diff] [blame] | 1106 | LastModuleImportLoc = ImportLoc; |
Douglas Gregor | 392ed2b | 2011-11-30 17:33:56 +0000 | [diff] [blame] | 1107 | LastModuleImportResult = Module; |
| 1108 | return Module; |
Douglas Gregor | 6aa52ec | 2011-08-26 23:56:07 +0000 | [diff] [blame] | 1109 | } |