22 #include "clang/Config/config.h" 40 #include "llvm/ADT/Statistic.h" 41 #include "llvm/Support/CrashRecoveryContext.h" 42 #include "llvm/Support/Errc.h" 43 #include "llvm/Support/FileSystem.h" 44 #include "llvm/Support/Host.h" 45 #include "llvm/Support/LockFileManager.h" 46 #include "llvm/Support/MemoryBuffer.h" 47 #include "llvm/Support/Path.h" 48 #include "llvm/Support/Program.h" 49 #include "llvm/Support/Signals.h" 50 #include "llvm/Support/Timer.h" 51 #include "llvm/Support/raw_ostream.h" 53 #include <system_error> 57 using namespace clang;
59 CompilerInstance::CompilerInstance(
60 std::shared_ptr<PCHContainerOperations> PCHContainerOps,
65 ThePCHContainerOperations(
std::move(PCHContainerOps)) {
72 assert(OutputFiles.empty() &&
"Still output files in flight?");
76 std::shared_ptr<CompilerInvocation>
Value) {
77 Invocation = std::move(Value);
81 return (BuildGlobalModuleIndex ||
82 (ModuleManager && ModuleManager->isGlobalIndexUnavailable() &&
99 VirtualFileSystem.reset();
107 PP = std::move(Value);
113 if (Context && Consumer)
122 Consumer = std::move(Value);
124 if (Context && Consumer)
129 CompletionConsumer.reset(Value);
133 return std::move(TheSema);
137 return ModuleManager;
140 assert(PCMCache.get() == &Reader->getModuleManager().getPCMCache() &&
141 "Expected ASTReader to use the same PCM cache");
142 ModuleManager = std::move(Reader);
145 std::shared_ptr<ModuleDependencyCollector>
147 return ModuleDepCollector;
151 std::shared_ptr<ModuleDependencyCollector> Collector) {
152 ModuleDepCollector = std::move(Collector);
156 std::shared_ptr<ModuleDependencyCollector> MDC) {
159 for (
auto &Name : HeaderMapFileNames)
164 std::shared_ptr<ModuleDependencyCollector> MDC) {
173 MDC->addFile(PCHInclude);
179 llvm::sys::path::native(PCHDir->
getName(), DirNative);
183 Dir != DirEnd && !EC; Dir.
increment(EC)) {
191 MDC->addFile(Dir->getName());
196 std::shared_ptr<ModuleDependencyCollector> MDC) {
203 llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>> Buffer =
204 llvm::MemoryBuffer::getFile(VFSFile);
208 VFSFile, VFSEntries);
211 for (
auto &E : VFSEntries)
212 MDC->addFile(E.VPath, E.RPath);
220 std::unique_ptr<raw_ostream> StreamOwner;
221 raw_ostream *OS = &llvm::errs();
224 auto FileOS = llvm::make_unique<llvm::raw_fd_ostream>(
226 llvm::sys::fs::F_Append | llvm::sys::fs::F_Text);
228 Diags.
Report(diag::warn_fe_cc_log_diagnostics_failure)
231 FileOS->SetUnbuffered();
233 StreamOwner = std::move(FileOS);
238 auto Logger = llvm::make_unique<LogDiagnosticPrinter>(*OS, DiagOpts,
239 std::move(StreamOwner));
249 StringRef OutputFile) {
250 auto SerializedConsumer =
255 Diags.
takeClient(), std::move(SerializedConsumer)));
258 Diags.
getClient(), std::move(SerializedConsumer)));
263 bool ShouldOwnClient) {
271 bool ShouldOwnClient,
280 Diags->setClient(Client, ShouldOwnClient);
285 if (Opts->VerifyDiagnostics)
311 return FileMgr.get();
332 Diags.
Report(diag::err_fe_remap_missing_from_file) << RB.first;
349 Diags.
Report(diag::err_fe_remap_missing_to_file) << RF.first << RF.second;
357 Diags.
Report(diag::err_fe_remap_missing_from_file) << RF.first;
384 PP = std::make_shared<Preprocessor>(
395 PTHMgr->setPreprocessor(&*PP);
396 PP->setPTHManager(PTHMgr);
400 PP->createPreprocessingRecord();
404 PP->getFileManager(), PPOpts);
413 const llvm::Triple *HeaderSearchTriple = &PP->getTargetInfo().getTriple();
414 if (PP->getTargetInfo().getTriple().getOS() == llvm::Triple::CUDA &&
415 PP->getAuxTargetInfo())
416 HeaderSearchTriple = &PP->getAuxTargetInfo()->getTriple();
419 PP->getLangOpts(), *HeaderSearchTriple);
423 if (PP->getLangOpts().Modules && PP->getLangOpts().ImplicitModules)
429 TheDependencyFileGenerator.reset(
438 ModuleDepCollector = std::make_shared<ModuleDependencyCollector>(
444 if (ModuleDepCollector) {
451 for (
auto &Listener : DependencyCollectors)
452 Listener->attachToPreprocessor(*PP);
459 if (OutputPath ==
"-")
478 llvm::sys::path::append(SpecificModuleCache,
480 return SpecificModuleCache.str();
497 StringRef Path,
bool DisablePCHValidation,
bool AllowPCHWithCompilerErrors,
498 void *DeserializationListener,
bool OwnDeserializationListener) {
505 TheDependencyFileGenerator.get(),
506 DependencyCollectors,
507 DeserializationListener,
508 OwnDeserializationListener,
Preamble,
513 StringRef Path, StringRef Sysroot,
bool DisablePCHValidation,
516 ArrayRef<std::shared_ptr<ModuleFileExtension>> Extensions,
518 ArrayRef<std::shared_ptr<DependencyCollector>> DependencyCollectors,
519 void *DeserializationListener,
bool OwnDeserializationListener,
520 bool Preamble,
bool UseGlobalModuleIndex) {
524 PP, &Context, PCHContainerRdr, Extensions,
525 Sysroot.empty() ?
"" : Sysroot.data(), DisablePCHValidation,
526 AllowPCHWithCompilerErrors,
false,
533 Reader->setDeserializationListener(
534 static_cast<ASTDeserializationListener *>(DeserializationListener),
535 OwnDeserializationListener);
539 for (
auto &Listener : DependencyCollectors)
540 Listener->attachToASTReader(*Reader);
542 switch (Reader->ReadAST(Path,
592 if (!CompletionConsumer) {
598 if (!CompletionConsumer)
606 if (CompletionConsumer->isOutputBinary() &&
607 llvm::sys::ChangeStdoutToBinary()) {
614 FrontendTimerGroup.reset(
615 new llvm::TimerGroup(
"frontend",
"Clang front-end time report"));
617 new llvm::Timer(
"frontend",
"Clang front-end timer",
618 *FrontendTimerGroup));
638 TUKind, CompletionConsumer));
640 if (ExternalSemaSrc) {
641 TheSema->addExternalSource(ExternalSemaSrc.get());
642 ExternalSemaSrc->InitializeSema(*TheSema);
649 OutputFiles.push_back(std::move(OutFile));
653 for (OutputFile &OF : OutputFiles) {
654 if (!OF.TempFilename.empty()) {
656 llvm::sys::fs::remove(OF.TempFilename);
662 FileMgr->FixupRelativePath(NewOutFile);
663 if (std::error_code ec =
664 llvm::sys::fs::rename(OF.TempFilename, NewOutFile)) {
666 << OF.TempFilename << OF.Filename << ec.message();
668 llvm::sys::fs::remove(OF.TempFilename);
671 }
else if (!OF.Filename.empty() && EraseFiles)
672 llvm::sys::fs::remove(OF.Filename);
675 if (DeleteBuiltModules) {
676 for (
auto &
Module : BuiltModules)
677 llvm::sys::fs::remove(
Module.second);
678 BuiltModules.clear();
680 NonSeekStream.reset();
683 std::unique_ptr<raw_pwrite_stream>
685 StringRef Extension) {
687 true, InFile, Extension,
692 return llvm::make_unique<llvm::raw_null_ostream>();
695 std::unique_ptr<raw_pwrite_stream>
697 bool RemoveFileOnSignal, StringRef InFile,
698 StringRef Extension,
bool UseTemporary,
699 bool CreateMissingDirectories) {
700 std::string OutputPathName, TempPathName;
703 OutputPath, EC, Binary, RemoveFileOnSignal, InFile, Extension,
704 UseTemporary, CreateMissingDirectories, &OutputPathName, &TempPathName);
714 OutputFile((OutputPathName !=
"-") ? OutputPathName :
"", TempPathName));
720 StringRef OutputPath, std::error_code &
Error,
bool Binary,
721 bool RemoveFileOnSignal, StringRef InFile, StringRef Extension,
722 bool UseTemporary,
bool CreateMissingDirectories,
723 std::string *ResultPathName, std::string *TempPathName) {
724 assert((!CreateMissingDirectories || UseTemporary) &&
725 "CreateMissingDirectories is only allowed when using temporary files");
727 std::string OutFile, TempFile;
728 if (!OutputPath.empty()) {
729 OutFile = OutputPath;
730 }
else if (InFile ==
"-") {
732 }
else if (!Extension.empty()) {
734 llvm::sys::path::replace_extension(Path, Extension);
735 OutFile = Path.str();
740 std::unique_ptr<llvm::raw_fd_ostream> OS;
745 UseTemporary =
false;
747 llvm::sys::fs::file_status Status;
748 llvm::sys::fs::status(OutputPath, Status);
749 if (llvm::sys::fs::exists(Status)) {
751 if (!llvm::sys::fs::can_write(OutputPath)) {
758 if (!llvm::sys::fs::is_regular_file(Status))
759 UseTemporary =
false;
769 StringRef OutputExtension = llvm::sys::path::extension(OutFile);
771 StringRef(OutFile).drop_back(OutputExtension.size());
772 TempPath +=
"-%%%%%%%%";
773 TempPath += OutputExtension;
777 llvm::sys::fs::createUniqueFile(TempPath, fd, TempPath);
779 if (CreateMissingDirectories &&
780 EC == llvm::errc::no_such_file_or_directory) {
781 StringRef
Parent = llvm::sys::path::parent_path(OutputPath);
782 EC = llvm::sys::fs::create_directories(Parent);
784 EC = llvm::sys::fs::createUniqueFile(TempPath, fd, TempPath);
789 OS.reset(
new llvm::raw_fd_ostream(fd,
true));
790 OSFile = TempFile = TempPath.str();
799 OS.reset(
new llvm::raw_fd_ostream(
801 (Binary ? llvm::sys::fs::F_None : llvm::sys::fs::F_Text)));
807 if (RemoveFileOnSignal)
808 llvm::sys::RemoveFileOnSignal(OSFile);
811 *ResultPathName = OutFile;
813 *TempPathName = TempFile;
815 if (!Binary || OS->supportsSeeking())
816 return std::move(OS);
818 auto B = llvm::make_unique<llvm::buffer_ostream>(*OS);
819 assert(!NonSeekStream);
820 NonSeekStream = std::move(OS);
848 "Couldn't establish MainFileID!");
852 StringRef InputFile = Input.
getFile();
855 if (InputFile !=
"-") {
858 Diags.
Report(diag::err_fe_error_reading) << InputFile;
871 File = FileMgr.
getVirtualFile(InputFile, (*MB)->getBufferSize(), 0);
874 Diags.
Report(diag::err_cannot_open_file) << InputFile
875 << MB.getError().message();
883 llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>> SBOrErr =
884 llvm::MemoryBuffer::getSTDIN();
885 if (std::error_code EC = SBOrErr.getError()) {
886 Diags.
Report(diag::err_fe_error_reading_stdin) << EC.message();
889 std::unique_ptr<llvm::MemoryBuffer> SB = std::move(SBOrErr.get());
892 SB->getBufferSize(), 0);
899 "Couldn't establish MainFileID!");
906 assert(
hasDiagnostics() &&
"Diagnostics engine is not initialized!");
908 assert(!
getFrontendOpts().ShowVersion &&
"Client must handle '-version'!");
912 raw_ostream &OS = llvm::errs();
923 auto TO = std::make_shared<TargetOptions>();
944 OS <<
"clang -cc1 version " CLANG_VERSION_STRING
945 <<
" based upon " << BACKEND_PACKAGE_STRING
946 <<
" default target " << llvm::sys::getDefaultTargetTriple() <<
"\n";
952 llvm::EnableStatistics(
false);
976 OS << NumWarnings <<
" warning" << (NumWarnings == 1 ?
"" :
"s");
977 if (NumWarnings && NumErrors)
980 OS << NumErrors <<
" error" << (NumErrors == 1 ?
"" :
"s");
981 if (NumWarnings || NumErrors) {
985 OS <<
" when compiling for host";
999 llvm::PrintStatistics(OS);
1002 if (!StatsFile.empty()) {
1004 auto StatS = llvm::make_unique<llvm::raw_fd_ostream>(StatsFile, EC,
1005 llvm::sys::fs::F_Text);
1008 << StatsFile << EC.message();
1010 llvm::PrintStatisticsJSON(*StatS);
1020 if (LangOpts.OpenCL)
1035 StringRef OriginalModuleMapFile, StringRef ModuleFileName,
1038 llvm::function_ref<void(CompilerInstance &)> PostBuildStep =
1042 std::make_shared<CompilerInvocation>(ImportingInstance.
getInvocation());
1048 Invocation->getLangOpts()->resetNonModularOptions();
1049 PPOpts.resetNonModularOptions();
1054 PPOpts.Macros.erase(
1055 std::remove_if(PPOpts.Macros.begin(), PPOpts.Macros.end(),
1056 [&HSOpts](
const std::pair<std::string, bool> &def) {
1057 StringRef MacroDef = def.first;
1059 llvm::CachedHashString(MacroDef.split(
'=').first)) > 0;
1061 PPOpts.Macros.end());
1064 Invocation->getLangOpts()->ModuleName =
1068 Invocation->getLangOpts()->CurrentModule = ModuleName;
1077 std::make_shared<PreprocessorOptions::FailedModulesSet>();
1084 FrontendOpts.
OutputFile = ModuleFileName.str();
1091 FrontendOpts.
Inputs = {Input};
1094 PPOpts.RetainRemappedFileBuffers =
true;
1096 Invocation->getDiagnosticOpts().VerifyDiagnostics = 0;
1098 Invocation->getModuleHash() &&
"Module hash mismatch!");
1106 auto &Inv = *Invocation;
1107 Instance.setInvocation(std::move(Invocation));
1118 Instance.createSourceManager(Instance.getFileManager());
1132 diag::remark_module_build)
1133 << ModuleName << ModuleFileName;
1135 PreBuildStep(Instance);
1139 llvm::CrashRecoveryContext CRC;
1140 CRC.RunSafelyOnThread(
1147 PostBuildStep(Instance);
1150 diag::remark_module_build_done)
1157 Instance.clearOutputFiles(
true);
1159 return !Instance.getDiagnostics().hasErrorOccurred();
1166 if (Filename ==
"module_private.map")
1167 llvm::sys::path::append(PublicFilename,
"module.map");
1168 else if (Filename ==
"module.private.modulemap")
1169 llvm::sys::path::append(PublicFilename,
"module.modulemap");
1172 return FileMgr.
getFile(PublicFilename);
1181 StringRef ModuleFileName) {
1196 ModuleMapFile = PublicMMFile;
1210 llvm::sys::path::append(FakeModuleMapFile,
"__inferred_module.map");
1212 std::string InferredModuleMapContent;
1213 llvm::raw_string_ostream OS(InferredModuleMapContent);
1223 std::unique_ptr<llvm::MemoryBuffer> ModuleMapBuffer =
1224 llvm::MemoryBuffer::getMemBuffer(InferredModuleMapContent);
1225 ModuleMapFile = Instance.getFileManager().getVirtualFile(
1226 FakeModuleMapFile, InferredModuleMapContent.size(), 0);
1227 Instance.getSourceManager().overrideFileContents(
1228 ModuleMapFile, std::move(ModuleMapBuffer));
1244 StringRef ModuleFileName) {
1247 auto diagnoseBuildFailure = [&] {
1248 Diags.
Report(ModuleNameLoc, diag::err_module_not_built)
1254 StringRef Dir = llvm::sys::path::parent_path(ModuleFileName);
1255 llvm::sys::fs::create_directories(Dir);
1259 llvm::LockFileManager Locked(ModuleFileName);
1261 case llvm::LockFileManager::LFS_Error:
1265 Diags.
Report(ModuleNameLoc, diag::remark_module_lock_failure)
1266 << Module->
Name << Locked.getErrorMessage();
1268 Locked.unsafeRemoveLockFile();
1270 case llvm::LockFileManager::LFS_Owned:
1274 diagnoseBuildFailure();
1279 case llvm::LockFileManager::LFS_Shared:
1282 switch (Locked.waitForUnlock()) {
1283 case llvm::LockFileManager::Res_Success:
1286 case llvm::LockFileManager::Res_OwnerDied:
1288 case llvm::LockFileManager::Res_Timeout:
1292 Diags.
Report(ModuleNameLoc, diag::remark_module_lock_timeout)
1295 Locked.unsafeRemoveLockFile();
1305 ModuleLoadCapabilities);
1308 Locked == llvm::LockFileManager::LFS_Shared) {
1314 diagnoseBuildFailure();
1318 diagnoseBuildFailure();
1339 for (
auto *MD = LatestLocalMD; MD; MD = MD->getPrevious()) {
1344 if (
auto *DMD = dyn_cast<DefMacroDirective>(MD))
1345 CmdLineDefinition = DMD->getMacroInfo();
1350 if (CurrentDefinition == CmdLineDefinition) {
1352 }
else if (!CurrentDefinition) {
1355 PP.
Diag(ImportLoc, diag::warn_module_config_macro_undef)
1357 auto LatestDef = LatestLocalMD->getDefinition();
1358 assert(LatestDef.isUndefined() &&
1359 "predefined macro went away with no #undef?");
1360 PP.
Diag(LatestDef.getUndefLocation(), diag::note_module_def_undef_here)
1363 }
else if (!CmdLineDefinition) {
1366 PP.
Diag(ImportLoc, diag::warn_module_config_macro_undef)
1368 PP.
Diag(CurrentDefinition->getDefinitionLoc(),
1369 diag::note_module_def_undef_here)
1371 }
else if (!CurrentDefinition->isIdenticalTo(*CmdLineDefinition, PP,
1374 PP.
Diag(ImportLoc, diag::warn_module_config_macro_undef)
1376 PP.
Diag(CurrentDefinition->getDefinitionLoc(),
1377 diag::note_module_def_undef_here)
1385 llvm::raw_fd_ostream Out(TimestampFile.str(), EC, llvm::sys::fs::F_None);
1391 struct stat StatBuf;
1394 assert(!TimestampFile.empty());
1395 llvm::sys::path::append(TimestampFile,
"modules.timestamp");
1398 if (::stat(TimestampFile.c_str(), &StatBuf)) {
1400 if (errno == ENOENT) {
1408 time_t TimeStampModTime = StatBuf.st_mtime;
1409 time_t CurrentTime = time(
nullptr);
1422 llvm::sys::path::native(HSOpts.
ModuleCachePath, ModuleCachePathNative);
1423 for (llvm::sys::fs::directory_iterator Dir(ModuleCachePathNative, EC), DirEnd;
1424 Dir != DirEnd && !EC; Dir.increment(EC)) {
1426 if (!llvm::sys::fs::is_directory(Dir->path()))
1430 for (llvm::sys::fs::directory_iterator File(Dir->path(), EC), FileEnd;
1431 File != FileEnd && !EC; File.increment(EC)) {
1433 StringRef Extension = llvm::sys::path::extension(File->path());
1434 if (Extension !=
".pcm" && Extension !=
".timestamp" &&
1435 llvm::sys::path::filename(File->path()) !=
"modules.idx")
1440 if (::stat(File->path().c_str(), &StatBuf))
1444 time_t FileAccessTime = StatBuf.st_atime;
1445 if (CurrentTime - FileAccessTime <=
1451 llvm::sys::fs::remove(File->path());
1454 std::string TimpestampFilename = File->path() +
".timestamp";
1455 llvm::sys::fs::remove(TimpestampFilename);
1460 if (llvm::sys::fs::directory_iterator(Dir->path(), EC) ==
1461 llvm::sys::fs::directory_iterator() && !EC)
1462 llvm::sys::fs::remove(Dir->path());
1467 if (!ModuleManager) {
1474 !
getPreprocessor().getHeaderSearchInfo().getModuleCachePath().empty() &&
1481 std::string Sysroot = HSOpts.
Sysroot;
1483 std::unique_ptr<llvm::Timer> ReadTimer;
1484 if (FrontendTimerGroup)
1485 ReadTimer = llvm::make_unique<llvm::Timer>(
"reading_modules",
1487 *FrontendTimerGroup);
1496 std::move(ReadTimer));
1505 ModuleManager->InitializeSema(
getSema());
1509 if (TheDependencyFileGenerator)
1510 TheDependencyFileGenerator->AttachToASTReader(*ModuleManager);
1511 for (
auto &Listener : DependencyCollectors)
1512 Listener->attachToASTReader(*ModuleManager);
1518 if (FrontendTimerGroup)
1519 Timer.init(
"preloading." + FileName.str(),
"Preloading " + FileName.str(),
1520 *FrontendTimerGroup);
1521 llvm::TimeRegion TimeLoading(FrontendTimerGroup ? &Timer :
nullptr);
1532 void ReadModuleName(StringRef ModuleName)
override {
1533 LoadedModules.push_back(
1537 void registerAll() {
1538 for (
auto *II : LoadedModules) {
1544 LoadedModules.clear();
1547 void markAllUnavailable() {
1548 for (
auto *II : LoadedModules) {
1559 while (!Stack.empty()) {
1560 Module *Current = Stack.pop_back_val();
1563 Stack.insert(Stack.end(),
1568 LoadedModules.clear();
1578 bool ConfigMismatchIsRecoverable =
1583 auto Listener = llvm::make_unique<ReadModuleNames>(*this);
1584 auto &ListenerRef = *Listener;
1586 std::move(Listener));
1589 switch (ModuleManager->ReadAST(
1595 ListenerRef.registerAll();
1604 ListenerRef.markAllUnavailable();
1616 bool IsInclusionDirective) {
1621 std::string ModuleName;
1625 for (
auto &Piece : Path) {
1626 if (!ModuleName.empty())
1628 ModuleName += Piece.first->getName();
1632 ModuleName = Path[0].first->getName();
1639 if (ImportLoc.
isValid() && LastModuleImportLoc == ImportLoc) {
1642 ModuleManager->makeModuleVisible(LastModuleImportResult, Visibility,
1644 return LastModuleImportResult;
1650 llvm::DenseMap<const IdentifierInfo *, clang::Module *>::iterator Known
1651 = KnownModules.find(Path[0].first);
1652 if (Known != KnownModules.end()) {
1654 Module = Known->second;
1657 Module = PP->getHeaderSearchInfo().lookupModule(
1659 !IsInclusionDirective);
1668 Known = KnownModules.insert(std::make_pair(Path[0].first, Module)).first;
1671 Module = PP->getHeaderSearchInfo().lookupModule(ModuleName,
true,
1672 !IsInclusionDirective);
1674 PP->getHeaderSearchInfo().getHeaderSearchOpts();
1676 std::string ModuleFileName;
1678 ModuleNotFound, ModuleCache, PrebuiltModulePath, ModuleBuildPragma
1679 } Source = ModuleNotFound;
1683 auto BuiltModuleIt = BuiltModules.find(ModuleName);
1684 if (BuiltModuleIt != BuiltModules.end()) {
1685 ModuleFileName = BuiltModuleIt->second;
1686 Source = ModuleBuildPragma;
1693 PP->getHeaderSearchInfo().getPrebuiltModuleFileName(ModuleName);
1694 if (!ModuleFileName.empty())
1695 Source = PrebuiltModulePath;
1699 if (Source == ModuleNotFound && Module) {
1700 ModuleFileName = PP->getHeaderSearchInfo().getCachedModuleFileName(Module);
1701 Source = ModuleCache;
1704 if (Source == ModuleNotFound) {
1707 << ModuleName <<
SourceRange(ImportLoc, ModuleNameLoc);
1708 ModuleBuildFailed =
true;
1712 if (ModuleFileName.empty()) {
1721 ModuleBuildFailed =
true;
1730 if (FrontendTimerGroup)
1731 Timer.init(
"loading." + ModuleFileName,
"Loading " + ModuleFileName,
1732 *FrontendTimerGroup);
1733 llvm::TimeRegion TimeLoading(FrontendTimerGroup ? &Timer :
nullptr);
1737 unsigned ARRFlags = Source == ModuleCache ?
1740 switch (ModuleManager->ReadAST(ModuleFileName,
1741 Source == PrebuiltModulePath
1743 : Source == ModuleBuildPragma
1746 ImportLoc, ARRFlags)) {
1748 if (Source != ModuleCache && !Module) {
1749 Module = PP->getHeaderSearchInfo().lookupModule(ModuleName,
true,
1750 !IsInclusionDirective);
1752 FileMgr->getFile(ModuleFileName) != Module->
getASTFile()) {
1757 ModuleBuildFailed =
true;
1758 KnownModules[Path[0].first] =
nullptr;
1767 if (Source != ModuleCache) {
1771 ModuleBuildFailed =
true;
1772 KnownModules[Path[0].first] =
nullptr;
1777 assert(Module &&
"missing module file");
1780 ModuleBuildStack::iterator Pos = ModPath.begin(), PosEnd = ModPath.end();
1781 for (; Pos != PosEnd; ++Pos) {
1782 if (Pos->first == ModuleName)
1786 if (Pos != PosEnd) {
1788 for (; Pos != PosEnd; ++Pos) {
1789 CyclePath += Pos->first;
1790 CyclePath +=
" -> ";
1792 CyclePath += ModuleName;
1795 << ModuleName << CyclePath;
1806 ModuleBuildFailed =
true;
1814 "undiagnosed error in compileAndLoadModule");
1817 KnownModules[Path[0].first] =
nullptr;
1818 ModuleBuildFailed =
true;
1827 if (Source == PrebuiltModulePath)
1831 diag::warn_module_config_mismatch)
1840 KnownModules[Path[0].first] =
nullptr;
1846 KnownModules[Path[0].first] =
nullptr;
1847 ModuleBuildFailed =
true;
1852 Known = KnownModules.insert(std::make_pair(Path[0].first, Module)).first;
1861 bool MapPrivateSubModToTopLevel =
false;
1862 if (!
getLangOpts().ModulesTS && Path.size() > 1) {
1863 for (
unsigned I = 1, N = Path.size(); I != N; ++I) {
1864 StringRef Name = Path[I].first->getName();
1871 if (!Sub && PP->getLangOpts().ImplicitModules && Name ==
"Private" &&
1874 PrivateModule.append(
"_Private");
1877 auto &II = PP->getIdentifierTable().get(
1878 PrivateModule, PP->getIdentifierInfo(Module->
Name)->getTokenID());
1879 PrivPath.push_back(std::make_pair(&II, Path[0].second));
1881 if (PP->getHeaderSearchInfo().lookupModule(PrivateModule,
true,
1882 !IsInclusionDirective))
1884 loadModule(ImportLoc, PrivPath, Visibility, IsInclusionDirective);
1886 MapPrivateSubModToTopLevel =
true;
1888 diag::warn_no_priv_submodule_use_toplevel, ImportLoc)) {
1890 diag::warn_no_priv_submodule_use_toplevel)
1896 diag::note_private_top_level_defined);
1909 unsigned ED = Name.edit_distance((*J)->Name,
1912 if (ED <= BestEditDistance) {
1913 if (ED < BestEditDistance) {
1915 BestEditDistance = ED;
1918 Best.push_back((*J)->Name);
1923 if (Best.size() == 1) {
1925 diag::err_no_submodule_suggest)
1960 <<
SourceRange(Path.front().second, Path.back().second);
1969 <<
SourceRange(Path.front().second, Path.back().second);
1970 LastModuleImportLoc = ImportLoc;
1975 ModuleManager->makeModuleVisible(Module, Visibility, ImportLoc);
1980 for (
unsigned I = 0, N = TopModule->
ConfigMacros.size(); I != N; ++I) {
1991 LastModuleImportLoc = ImportLoc;
1993 return LastModuleImportResult;
1997 StringRef ModuleName,
2001 for (
auto &
C : CleanModuleName)
2009 if (std::error_code EC = llvm::sys::fs::createTemporaryFile(
2010 CleanModuleName,
"pcm", ModuleFileName)) {
2012 << ModuleFileName << EC.message();
2015 std::string ModuleMapFileName = (CleanModuleName +
".map").str();
2022 std::string NullTerminatedSource(Source.str());
2027 const FileEntry *ModuleMapFile = Other.getFileManager().getVirtualFile(
2028 ModuleMapFileName, NullTerminatedSource.size(), 0);
2029 Other.getSourceManager().overrideFileContents(
2031 llvm::MemoryBuffer::getMemBuffer(NullTerminatedSource.c_str()));
2033 Other.BuiltModules = std::move(BuiltModules);
2034 Other.DeleteBuiltModules =
false;
2038 BuiltModules = std::move(Other.BuiltModules);
2043 ModuleFileName, PreBuildStep, PostBuildStep)) {
2044 BuiltModules[ModuleName] = ModuleFileName.str();
2045 llvm::sys::RemoveFileOnSignal(ModuleFileName);
2057 ModuleManager->makeModuleVisible(Mod, Visibility, ImportLoc);
2062 if (
getPreprocessor().getHeaderSearchInfo().getModuleCachePath().empty())
2071 ModuleManager->loadGlobalIndex();
2076 llvm::sys::fs::create_directories(
2081 ModuleManager->resetForReload();
2082 ModuleManager->loadGlobalIndex();
2083 GlobalIndex = ModuleManager->getGlobalIndex();
2087 if (!HaveFullGlobalModuleIndex && GlobalIndex && !
buildingModule()) {
2089 bool RecreateIndex =
false;
2092 Module *TheModule = I->second;
2096 Path.push_back(std::make_pair(
2098 std::reverse(Path.begin(), Path.end());
2101 RecreateIndex =
true;
2104 if (RecreateIndex) {
2108 ModuleManager->resetForReload();
2109 ModuleManager->loadGlobalIndex();
2110 GlobalIndex = ModuleManager->getGlobalIndex();
2112 HaveFullGlobalModuleIndex =
true;
2146 ExternalSemaSrc = std::move(ESS);
std::string OutputFile
The output file, if any.
unsigned IsAvailable
Whether this module is available in the current translation unit.
void setExternalSource(IntrusiveRefCntPtr< ExternalASTSource > Source)
Attach an external AST source to the AST context.
static bool compileAndLoadModule(CompilerInstance &ImportingInstance, SourceLocation ImportLoc, SourceLocation ModuleNameLoc, Module *Module, StringRef ModuleFileName)
Defines the clang::ASTContext interface.
LangOptions & getLangOpts()
ASTReadResult
The result of reading the control block of an AST file, which can fail for various reasons...
std::string OriginalModuleMap
When the input is a module map, the original module map file from which that map was inferred...
std::string Name
The name of this module.
CompilerInvocation & getInvocation()
PreprocessorOptions & getPreprocessorOpts()
void createCodeCompletionConsumer()
Create a code completion consumer using the invocation; note that this will cause the source manager ...
bool hasErrorOccurred() const
std::string ModuleDependencyOutputDir
The directory to copy module dependencies to when collecting them.
DiagnosticConsumer * getClient()
std::string DwarfDebugFlags
The string to embed in the debug information for the compile unit, if non-empty.
SelectorTable & getSelectorTable()
std::string DOTOutputFile
The file to write GraphViz-formatted header dependencies to.
std::vector< Module * >::iterator submodule_iterator
VerifyDiagnosticConsumer - Create a diagnostic client which will use markers in the input source to c...
void createFrontendTimer()
Create the frontend timer and replace any existing one with it.
bool RemappedFilesKeepOriginalName
True if the SourceManager should report the original file name for contents of files that were remapp...
Implements support for file system lookup, file system caching, and directory search management...
IdentifierInfo * getIdentifierInfo(StringRef Name) const
Return information about the specified preprocessor identifier token.
virtual void adjust(LangOptions &Opts)
Set forced language options.
void setCodeCompletionConsumer(CodeCompleteConsumer *Value)
setCodeCompletionConsumer - Replace the current code completion consumer; the compiler instance takes...
Defines the clang::FileManager interface and associated types.
void EndSourceFile()
Perform any per-file post processing, deallocate per-file objects, and run statistics and output file...
MemoryBufferCache & getPCMCache() const
void createDiagnostics(DiagnosticConsumer *Client=nullptr, bool ShouldOwnClient=true)
Create the diagnostics engine using the invocation's diagnostic options and replace any existing one ...
submodule_iterator submodule_begin()
static void writeTimestampFile(StringRef TimestampFile)
Write a new timestamp file with the given path.
void ExecuteAction() override
Implement the ExecuteAction interface by running Sema on the already-initialized AST consumer...
const llvm::Triple & getTriple() const
Returns the target triple of the primary target.
bool buildingModule() const
Returns true if this instance is building a module.
Module * getTopLevelModule()
Retrieve the top-level module for this (sub)module, which may be this module.
Defines the SourceManager interface.
void createSema(TranslationUnitKind TUKind, CodeCompleteConsumer *CompletionConsumer)
Create the Sema object to be used for parsing.
FileManager & getFileManager() const
std::shared_ptr< PCHContainerOperations > getPCHContainerOperations() const
Abstract base class for actions which can be performed by the frontend.
const FileEntry * getModuleMapFileForUniquing(const Module *M) const
Get the module map file that (along with the module name) uniquely identifies this module...
DiagnosticOptions & getDiagnosticOpts()
std::string HeaderIncludeOutputFile
The file to write header include output to.
std::shared_ptr< HeaderSearchOptions > getHeaderSearchOptsPtr() const
const FileEntry * getASTFile() const
The serialized AST file for this module, if one was created.
DiagnosticBuilder Report(SourceLocation Loc, unsigned DiagID)
Issue the message to the client.
bool InitializeSourceManager(const FrontendInputFile &Input)
InitializeSourceManager - Initialize the source manager to set InputFile as the main file...
void setAuxTarget(TargetInfo *Value)
Replace the current AuxTarget.
ChainedDiagnosticConsumer - Chain two diagnostic clients so that diagnostics go to the first client a...
llvm::StringMap< Module * >::const_iterator module_iterator
PreprocessorOptions - This class is used for passing the various options used in preprocessor initial...
std::shared_ptr< FailedModulesSet > FailedModules
The set of modules that failed to build.
std::unique_ptr< DiagnosticConsumer > takeClient()
Return the current diagnostic client along with ownership of that client.
ASTContext & getASTContext() const
The client can handle an AST file that cannot load because it is out-of-date relative to its input fi...
void setModuleManager(IntrusiveRefCntPtr< ASTReader > Reader)
virtual void adjustTargetOptions(const CodeGenOptions &CGOpts, TargetOptions &TargetOpts) const
Adjust target options based on codegen options.
void setSourceManager(SourceManager *Value)
setSourceManager - Replace the current source manager.
Manage memory buffers across multiple users.
static PTHManager * Create(StringRef file, DiagnosticsEngine &Diags)
Create - This method creates PTHManager objects.
Abstract interface, implemented by clients of the front-end, which formats and prints fully processed...
DependencyOutputOptions & getDependencyOutputOpts()
CharacteristicKind
Indicates whether a file or directory holds normal user code, system code, or system code which is im...
Builtin::Context & getBuiltinInfo()
void setPredefines(const char *P)
Set the predefines for this Preprocessor.
static bool compileModuleImpl(CompilerInstance &ImportingInstance, SourceLocation ImportLoc, StringRef ModuleName, FrontendInputFile Input, StringRef OriginalModuleMapFile, StringRef ModuleFileName, llvm::function_ref< void(CompilerInstance &)> PreBuildStep=[](CompilerInstance &) {}, llvm::function_ref< void(CompilerInstance &)> PostBuildStep=[](CompilerInstance &) {})
Compile a module file for the given module, using the options provided by the importing compiler inst...
The client can handle an AST file that cannot load because it is missing.
void setExternalSemaSource(IntrusiveRefCntPtr< ExternalSemaSource > ESS)
The virtual file system interface.
One of these records is kept for each identifier that is lexed.
void setMainFileID(FileID FID)
Set the file ID for the main source file.
void setClient(DiagnosticConsumer *client, bool ShouldOwnClient=true)
Set the diagnostic client associated with this diagnostic object.
static void SetupSerializedDiagnostics(DiagnosticOptions *DiagOpts, DiagnosticsEngine &Diags, StringRef OutputFile)
void loadModuleFromSource(SourceLocation ImportLoc, StringRef ModuleName, StringRef Source) override
Attempt to load the given module from the specified source buffer.
Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...
bool BeginSourceFile(CompilerInstance &CI, const FrontendInputFile &Input)
Prepare the action for processing the input file Input.
void createSourceManager(FileManager &FileMgr)
Create the source manager and replace any existing one with it.
static void collectHeaderMaps(const HeaderSearch &HS, std::shared_ptr< ModuleDependencyCollector > MDC)
ShowIncludesDestination ShowIncludesDest
Destination of cl.exe style /showIncludes info.
unsigned getNumErrors() const
A source location that has been parsed on the command line.
llvm::SmallPtrSet< ModuleFile *, 4 > HitSet
A set of module files in which we found a result.
void setASTContext(ASTContext *Value)
setASTContext - Replace the current AST context.
CodeGenOptions & getCodeGenOpts()
The client can handle an AST file that cannot load because it's compiled configuration doesn't match ...
Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...
unsigned BuildingImplicitModule
Whether we are performing an implicit module build.
Describes a module or submodule.
void makeModuleVisible(Module *Mod, Module::NameVisibilityKind Visibility, SourceLocation ImportLoc) override
Make the given module visible.
bool SetCodeCompletionPoint(const FileEntry *File, unsigned Line, unsigned Column)
Specify the point at which code-completion will be performed.
StringRef getTopLevelModuleName() const
Retrieve the name of the top-level module.
Module * findModule(StringRef Name) const
Retrieve a module with the given name.
MemoryBufferCache & getPCMCache() const
std::error_code make_error_code(BuildPreambleError Error)
directory_iterator & increment(std::error_code &EC)
Equivalent to operator++, with an error code.
void setBuildGlobalModuleIndex(bool Build)
Set the flag indicating whether we should (re)build the global module index.
std::string getFullModuleName(bool AllowStringLiterals=false) const
Retrieve the full name of this module, including the path from its top-level module.
ModuleBuildStack getModuleBuildStack() const
Retrieve the module build stack.
HeaderSearch & getHeaderSearchInfo() const
FrontendOptions & getFrontendOpts()
Visibility
Describes the different kinds of visibility that a declaration may have.
PreprocessorOutputOptions & getPreprocessorOutputOpts()
Concrete class used by the front-end to report problems and issues.
ASTConsumer & getASTConsumer() const
Defines the Diagnostic-related interfaces.
bool RetainRemappedFileBuffers
Whether the compiler instance should retain (i.e., not free) the buffers associated with remapped fil...
void setASTConsumer(std::unique_ptr< ASTConsumer > Value)
setASTConsumer - Replace the current AST consumer; the compiler instance takes ownership of Value...
unsigned IsFromModuleFile
Whether this module was loaded from a module file.
submodule_iterator submodule_end()
bool hasASTConsumer() const
void setFileManager(FileManager *Value)
Replace the current file manager and virtual file system.
HeaderSearchOptions & getHeaderSearchOpts()
This abstract interface provides operations for unwrapping containers for serialized ASTs (precompile...
static void checkConfigMacro(Preprocessor &PP, StringRef ConfigMacro, Module *Mod, SourceLocation ImportLoc)
Diagnose differences between the current definition of the given configuration macro and the definiti...
std::shared_ptr< ModuleDependencyCollector > getModuleDepCollector() const
The AST file itself appears corrupted.
bool DisablePCHValidation
When true, disables most of the normal validation performed on precompiled headers.
Builds a depdenency file when attached to a Preprocessor (for includes) and ASTReader (for module imp...
void createPCHExternalASTSource(StringRef Path, bool DisablePCHValidation, bool AllowPCHWithCompilerErrors, void *DeserializationListener, bool OwnDeserializationListener)
Create an external AST source to read a PCH file and attach it to the AST context.
std::vector< std::pair< std::string, llvm::MemoryBuffer * > > RemappedFileBuffers
The set of file-to-buffer remappings, which take existing files on the system (the first part of each...
const FileEntry * getContainingModuleMapFile(const Module *Module) const
Retrieve the module map file containing the definition of the given module.
static ErrorCode writeIndex(FileManager &FileMgr, const PCHContainerReader &PCHContainerRdr, StringRef Path)
Write a global index into the given.
unsigned IsSystem
Whether this is a "system" module (which assumes that all headers in it are system headers)...
bool DetailedRecord
Whether we should maintain a detailed record of all macro definitions and expansions.
const FileEntry * getFile(StringRef Filename, bool OpenFile=false, bool CacheFailure=true)
Lookup, cache, and verify the specified file (real or virtual).
static DependencyFileGenerator * CreateAndAttachToPreprocessor(Preprocessor &PP, const DependencyOutputOptions &Opts)
Sema - This implements semantic analysis and AST building for C.
static void SetUpDiagnosticLog(DiagnosticOptions *DiagOpts, const CodeGenOptions *CodeGenOpts, DiagnosticsEngine &Diags)
std::string CurrentModule
The name of the current module, of which the main source file is a part.
const DirectoryEntry * getDirectory(StringRef DirName, bool CacheFailure=true)
Lookup, cache, and verify the specified directory (real or virtual).
Module * findSubmodule(StringRef Name) const
Find the submodule with the given name.
void setVirtualFileSystem(IntrusiveRefCntPtr< vfs::FileSystem > FS)
Replace the current virtual file system.
Describes the result of attempting to load a module.
IntrusiveRefCntPtr< ASTReader > getModuleManager() const
Exposes information about the current target.
void addDependencyCollector(std::shared_ptr< DependencyCollector > Listener)
A simple code-completion consumer that prints the results it receives in a simple format...
File is from a prebuilt module path.
std::string getSpecificModuleCachePath()
const AnnotatedLine * Line
RAII object to temporarily add an AST callback listener.
FileID createFileID(const FileEntry *SourceFile, SourceLocation IncludePos, SrcMgr::CharacteristicKind FileCharacter, int LoadedID=0, unsigned LoadedOffset=0)
Create a new FileID that represents the specified file being #included from the specified IncludePosi...
bool hasFileManager() const
Defines version macros and version-related utility functions for Clang.
void finalizeCurrentBuffers()
Finalize the current buffers in the cache.
void print(raw_ostream &OS, unsigned Indent=0) const
Print the module map for this module to the given stream.
Defines the clang::Preprocessor interface.
IntrusiveRefCntPtr< vfs::FileSystem > createVFSFromCompilerInvocation(const CompilerInvocation &CI, DiagnosticsEngine &Diags)
ASTReaderListenter implementation to set SuggestedPredefines of ASTReader which is required to use a ...
void createASTContext()
Create the AST context.
unsigned ShowHeaderIncludes
Show header inclusions (-H).
LLVM_READONLY bool isAlphanumeric(unsigned char c)
Return true if this character is an ASCII letter or digit: [a-zA-Z0-9].
static bool checkModuleIsAvailable(const LangOptions &LangOpts, const TargetInfo &TargetInfo, DiagnosticsEngine &Diags, Module *M)
Check that the given module is available, producing a diagnostic if not.
void setSema(Sema *S)
Replace the current Sema; the compiler instance takes ownership of S.
const MacroInfo * getMacroInfo(const IdentifierInfo *II) const
void AttachHeaderIncludeGen(Preprocessor &PP, const DependencyOutputOptions &DepOpts, bool ShowAllHeaders=false, StringRef OutputPath={}, bool ShowDepth=true, bool MSStyle=false)
AttachHeaderIncludeGen - Create a header include list generator, and attach it to the given preproces...
FileManager * createFileManager()
Create the file manager and replace any existing one with it.
static InputKind::Language getLanguageFromOptions(const LangOptions &LangOpts)
Determine the appropriate source input kind based on language options.
module_iterator module_begin() const
TargetInfo * getAuxTarget() const
static TargetInfo * CreateTargetInfo(DiagnosticsEngine &Diags, const std::shared_ptr< TargetOptions > &Opts)
Construct a target for the given options.
The result type of a method or function.
void addOutputFile(OutputFile &&OutFile)
addOutputFile - Add an output file onto the list of tracked output files.
static bool EnableCodeCompletion(Preprocessor &PP, StringRef Filename, unsigned Line, unsigned Column)
std::string AuxTriple
Auxiliary triple for CUDA compilation.
The client can't handle any AST loading failures.
std::unique_ptr< raw_pwrite_stream > createOutputFile(StringRef OutputPath, bool Binary, bool RemoveFileOnSignal, StringRef BaseInput, StringRef Extension, bool UseTemporary, bool CreateMissingDirectories=false)
Create a new output file and add it to the list of tracked output files, optionally deriving the outp...
The AST file was missing.
bool lookupMissingImports(StringRef Name, SourceLocation TriggerLoc) override
Check global module index for missing imports.
std::unique_ptr< Sema > takeSema()
std::string CPU
If given, the name of the target CPU to generate code for.
SourceManager & getSourceManager() const
const DirectoryEntry * Directory
The build directory of this module.
void overrideFileContents(const FileEntry *SourceFile, llvm::MemoryBuffer *Buffer, bool DoNotFree)
Override the contents of the given source file by providing an already-allocated buffer.
const DirectoryEntry * getDir() const
Return the directory the file lives in.
FileSystemOptions & getFileSystemOpts()
The control block was read successfully.
bool hasPreprocessor() const
void ApplyHeaderSearchOptions(HeaderSearch &HS, const HeaderSearchOptions &HSOpts, const LangOptions &Lang, const llvm::Triple &triple)
Apply the header search options to get given HeaderSearch object.
bool ExecuteAction(FrontendAction &Act)
ExecuteAction - Execute the provided action against the compiler's CompilerInvocation object...
File is a PCH file treated as the preamble.
void AttachToASTReader(ASTReader &R)
CompilerInstance - Helper class for managing a single instance of the Clang compiler.
Encodes a location in the source.
bool Execute()
Set the source manager's main input file, and run the action.
StringRef getName() const
File is a PCH file treated as such.
ParsedSourceLocation CodeCompletionAt
If given, enable code completion at the provided location.
std::string ImplicitPCHInclude
The implicit PCH included at the start of the translation unit, or empty.
bool isNamedPipe() const
Check whether the file is a named pipe (and thus can't be opened by the native FileManager methods)...
MacroDirective * getLocalMacroDirectiveHistory(const IdentifierInfo *II) const
Given an identifier, return the latest non-imported macro directive for that identifier.
void collectVFSFromYAML(std::unique_ptr< llvm::MemoryBuffer > Buffer, llvm::SourceMgr::DiagHandlerTy DiagHandler, StringRef YAMLFilePath, SmallVectorImpl< YAMLVFSEntry > &CollectedEntries, void *DiagContext=nullptr, IntrusiveRefCntPtr< FileSystem > ExternalFS=getRealFileSystem())
Collect all pairs of <virtual path, real path> entries from the YAMLFilePath.
unsigned getNumWarnings() const
Options for controlling the compiler diagnostics engine.
std::vector< FrontendInputFile > Inputs
The input files and their types.
virtual void finish()
Callback to inform the diagnostic client that processing of all source files has ended.
All of the names in this module are hidden.
File is an implicitly-loaded module.
IdentifierTable & getIdentifierTable()
Cached information about one file (either on disk or in the virtual file system). ...
void AttachDependencyGraphGen(Preprocessor &PP, StringRef OutputFile, StringRef SysRoot)
AttachDependencyGraphGen - Create a dependency graph generator, and attach it to the given preprocess...
std::string DiagnosticSerializationFile
The file to serialize diagnostics to (non-appending).
Diagnostic consumer that forwards diagnostics along to an existing, already-initialized diagnostic co...
void ProcessWarningOptions(DiagnosticsEngine &Diags, const DiagnosticOptions &Opts, bool ReportDiags=true)
ProcessWarningOptions - Initialize the diagnostic client and process the warning options specified on...
bool hasVirtualFileSystem() const
bool hasSourceManager() const
std::unique_ptr< raw_pwrite_stream > createNullOutputFile()
DependencyOutputOptions - Options for controlling the compiler dependency file generation.
std::string ModuleName
The module currently being compiled as speficied by -fmodule-name.
const FileEntry * getVirtualFile(StringRef Filename, off_t Size, time_t ModificationTime)
Retrieve a file entry for a "virtual" file that acts as if there were a file with the given name on d...
constexpr size_t DesiredStackSize
The amount of stack space that Clang would like to be provided with.
void pushModuleBuildStack(StringRef moduleName, FullSourceLoc importLoc)
Push an entry to the module build stack.
unsigned GenerateGlobalModuleIndex
Whether we can generate the global module index if needed.
void createPreprocessor(TranslationUnitKind TUKind)
Create the preprocessor, using the invocation, file, and source managers, and replace any existing on...
A global index for a set of module files, providing information about the identifiers within those mo...
bool shouldBuildGlobalModuleIndex() const
Indicates whether we should (re)build the global module index.
module_iterator module_end() const
The AST file was writtten with a different language/target configuration.
std::string OutputFile
The file to write dependency output to.
Abstract interface for a consumer of code-completion information.
An opaque identifier used by SourceManager which refers to a source file (MemoryBuffer) along with it...
Options controlling the behavior of code completion.
bool hadMacroDefinition() const
Returns true if this identifier was #defined to some value at any moment.
Dataflow Directional Tag Classes.
Level getDiagnosticLevel(unsigned DiagID, SourceLocation Loc) const
Based on the way the client configured the DiagnosticsEngine object, classify the specified diagnosti...
bool isValid() const
Return true if this is a valid SourceLocation object.
void setDeserializationListener(ASTDeserializationListener *Listener, bool TakeOwnership=false)
Set the AST deserialization listener.
unsigned IsMissingRequirement
Whether this module is missing a feature from Requirements.
void setPreprocessor(std::shared_ptr< Preprocessor > Value)
Replace the current preprocessor.
FileManager & getFileManager() const
Return the current file manager to the caller.
PreprocessorOptions & getPreprocessorOpts()
static void InitializeFileRemapping(DiagnosticsEngine &Diags, SourceManager &SourceMgr, FileManager &FileMgr, const PreprocessorOptions &InitOpts)
Reads an AST files chain containing the contents of a translation unit.
File is an explicitly-loaded module.
FileID getMainFileID() const
Returns the FileID of the main source file.
bool loadModuleFile(StringRef FileName)
std::unique_ptr< DiagnosticConsumer > create(StringRef OutputFile, DiagnosticOptions *Diags, bool MergeChildRecords=false)
Returns a DiagnosticConsumer that serializes diagnostics to a bitcode file.
llvm::ErrorOr< std::unique_ptr< llvm::MemoryBuffer > > getBufferForFile(const FileEntry *Entry, bool isVolatile=false, bool ShouldCloseOpenFile=true)
Open the specified file as a MemoryBuffer, returning a new MemoryBuffer if successful, otherwise returning null.
unsigned UseGlobalModuleIndex
Whether we can use the global module index if available.
vfs::FileSystem & getVirtualFileSystem() const
Used for handling and querying diagnostic IDs.
void setASTMutationListener(ASTMutationListener *Listener)
Attach an AST mutation listener to the AST context.
Helper class for holding the data necessary to invoke the compiler.
static const FileEntry * getPublicModuleMap(const FileEntry *File, FileManager &FileMgr)
static void pruneModuleCache(const HeaderSearchOptions &HSOpts)
Prune the module cache of modules that haven't been accessed in a long time.
SourceManager & getSourceManager() const
Return the current source manager.
static void collectIncludePCH(CompilerInstance &CI, std::shared_ptr< ModuleDependencyCollector > MDC)
FrontendOptions - Options for controlling the behavior of the frontend.
Abstract interface for a module loader.
Encapsulates the data about a macro definition (e.g.
std::string StatsFile
Filename to write statistics to.
SourceLocation DefinitionLoc
The location of the module definition.
void clearOutputFiles(bool EraseFiles)
clearOutputFiles - Clear the output file list.
FileID getFileID(SourceLocation SpellingLoc) const
Return the FileID for a SourceLocation.
void BuryPointer(const void *Ptr)
Abstract interface for callback invocations by the ASTReader.
bool hasDiagnostics() const
TargetInfo & getTarget() const
void setOverridenFilesKeepOriginalName(bool value)
Set true if the SourceManager should report the original file name for contents of files that were ov...
CodeGenOptions - Track various options which control how the code is optimized and passed to the back...
std::unique_ptr< raw_pwrite_stream > createDefaultOutputFile(bool Binary=true, StringRef BaseInput="", StringRef Extension="")
Create the default output file (from the invocation's options) and add it to the list of tracked outp...
void setTarget(TargetInfo *Value)
Replace the current Target.
Cached information about one directory (either on disk or in the virtual file system).
bool hasASTContext() const
unsigned DisableFree
Disable memory freeing on exit.
virtual void Initialize(ASTContext &Context)
Initialize - This is called to initialize the consumer, providing the ASTContext. ...
void setInvocation(std::shared_ptr< CompilerInvocation > Value)
setInvocation - Replace the current invocation.
Preprocessor & getPreprocessor() const
Return the current preprocessor.
~CompilerInstance() override
DiagnosticConsumer & getDiagnosticClient() const
An input iterator over the entries in a virtual path, similar to llvm::sys::fs::directory_iterator.
FileID getPredefinesFileID() const
Returns the FileID for the preprocessor predefines.
DiagnosticsEngine & getDiagnostics() const
IntrusiveRefCntPtr< vfs::FileSystem > getVirtualFileSystem() const
void InitializePreprocessor(Preprocessor &PP, const PreprocessorOptions &PPOpts, const PCHContainerReader &PCHContainerRdr, const FrontendOptions &FEOpts)
InitializePreprocessor - Initialize the preprocessor getting it and the environment ready to process ...
void setModuleBuildStack(ModuleBuildStack stack)
Set the module build stack.
TranslationUnitKind
Describes the kind of translation unit being processed.
static FixItHint CreateReplacement(CharSourceRange RemoveRange, StringRef Code)
Create a code modification hint that replaces the given source range with the given code string...
std::vector< std::pair< std::string, std::string > > RemappedFiles
The set of file remappings, which take existing files on the system (the first part of each pair) and...
const PCHContainerReader & getPCHContainerReader() const
Return the appropriate PCHContainerReader depending on the current CodeGenOptions.
void resolveLinkAsDependencies(Module *Mod)
Use PendingLinkAsModule information to mark top level link names that are going to be replaced by exp...
unsigned HasIncompatibleModuleFile
Whether we tried and failed to load a module file for this module.
std::pair< unsigned, bool > PrecompiledPreambleBytes
If non-zero, the implicit PCH include is actually a precompiled preamble that covers this number of b...
Defines the clang::TargetInfo interface.
The AST file is out-of-date relative to its input files, and needs to be regenerated.
A SourceLocation and its associated SourceManager.
NameVisibilityKind
Describes the visibility of the various names within a particular module.
DiagnosticsEngine & getDiagnostics() const
Get the current diagnostics engine.
std::vector< std::string > ConfigMacros
The set of "configuration macros", which are macros that (intentionally) change how this module is bu...
__DEVICE__ int max(int __a, int __b)
Defines the clang::FrontendAction interface and various convenience abstract classes (clang::ASTFront...
The AST file was written by a different version of Clang.
ModuleLoadResult loadModule(SourceLocation ImportLoc, ModuleIdPath Path, Module::NameVisibilityKind Visibility, bool IsInclusionDirective) override
Attempt to load the given module.
void createModuleManager()
void setModuleDepCollector(std::shared_ptr< ModuleDependencyCollector > Collector)
static void collectVFSEntries(CompilerInstance &CI, std::shared_ptr< ModuleDependencyCollector > MDC)
bool isIgnored(unsigned DiagID, SourceLocation Loc) const
Determine whether the diagnostic is known to be ignored.
Defines utilities for dealing with stack allocation and stack space.
static bool readASTFileControlBlock(StringRef Filename, FileManager &FileMgr, const PCHContainerReader &PCHContainerRdr, bool FindModuleFileExtensions, ASTReaderListener &Listener, bool ValidateDiagnosticOptions)
Read the control block for the named AST file.
GlobalModuleIndex * loadGlobalModuleIndex(SourceLocation TriggerLoc) override
Load, create, or return global module.
A trivial tuple used to represent a source range.
LangOptions * getLangOpts()
TargetOptions & getTargetOpts()
DiagnosticBuilder Diag(SourceLocation Loc, unsigned DiagID) const
Forwarding function for diagnostics.
This class handles loading and caching of source files into memory.
void setDiagnostics(DiagnosticsEngine *Value)
setDiagnostics - Replace the current diagnostics engine.
void noSignedCharForObjCBool()
std::string getModuleHash() const
Retrieve a module hash string that is suitable for uniquely identifying the conditions under which th...
std::string DiagnosticLogFile
The file to log diagnostic output to.
std::string TokenCache
If given, a PTH cache file to use for speeding up header parsing.
Engages in a tight little dance with the lexer to efficiently preprocess tokens.
bool lookupIdentifier(StringRef Name, HitSet &Hits)
Look for all of the module files with information about the given identifier, e.g., a global function, variable, or type with that name.
bool ownsClient() const
Determine whether this DiagnosticsEngine object own its client.
StringRef getName() const
virtual bool isModelParsingAction() const
Is this action invoked on a model file?