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-rw-r--r--clang/lib/Frontend/ASTUnit.cpp28
-rw-r--r--clang/lib/Frontend/ChainedIncludesSource.cpp8
-rw-r--r--clang/lib/Frontend/CompilerInstance.cpp62
-rw-r--r--clang/lib/Frontend/FrontendActions.cpp22
-rw-r--r--clang/lib/Frontend/PrecompiledPreamble.cpp9
-rw-r--r--clang/lib/Frontend/Rewrite/FrontendActions.cpp2
6 files changed, 66 insertions, 65 deletions
diff --git a/clang/lib/Frontend/ASTUnit.cpp b/clang/lib/Frontend/ASTUnit.cpp
index c404f3232dc..0b2995b8eed 100644
--- a/clang/lib/Frontend/ASTUnit.cpp
+++ b/clang/lib/Frontend/ASTUnit.cpp
@@ -30,7 +30,6 @@
#include "clang/Basic/IdentifierTable.h"
#include "clang/Basic/LLVM.h"
#include "clang/Basic/LangOptions.h"
-#include "clang/Basic/MemoryBufferCache.h"
#include "clang/Basic/Module.h"
#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/SourceManager.h"
@@ -60,6 +59,7 @@
#include "clang/Serialization/ASTReader.h"
#include "clang/Serialization/ASTWriter.h"
#include "clang/Serialization/ContinuousRangeMap.h"
+#include "clang/Serialization/InMemoryModuleCache.h"
#include "clang/Serialization/Module.h"
#include "clang/Serialization/PCHContainerOperations.h"
#include "llvm/ADT/ArrayRef.h"
@@ -217,8 +217,8 @@ struct ASTUnit::ASTWriterData {
llvm::BitstreamWriter Stream;
ASTWriter Writer;
- ASTWriterData(MemoryBufferCache &PCMCache)
- : Stream(Buffer), Writer(Stream, Buffer, PCMCache, {}) {}
+ ASTWriterData(InMemoryModuleCache &ModuleCache)
+ : Stream(Buffer), Writer(Stream, Buffer, ModuleCache, {}) {}
};
void ASTUnit::clearFileLevelDecls() {
@@ -758,7 +758,7 @@ std::unique_ptr<ASTUnit> ASTUnit::LoadFromASTFile(
AST->SourceMgr = new SourceManager(AST->getDiagnostics(),
AST->getFileManager(),
UserFilesAreVolatile);
- AST->PCMCache = new MemoryBufferCache;
+ AST->ModuleCache = new InMemoryModuleCache;
AST->HSOpts = std::make_shared<HeaderSearchOptions>();
AST->HSOpts->ModuleFormat = PCHContainerRdr.getFormat();
AST->HeaderInfo.reset(new HeaderSearch(AST->HSOpts,
@@ -778,7 +778,7 @@ std::unique_ptr<ASTUnit> ASTUnit::LoadFromASTFile(
AST->PP = std::make_shared<Preprocessor>(
AST->PPOpts, AST->getDiagnostics(), *AST->LangOpts,
- AST->getSourceManager(), *AST->PCMCache, HeaderInfo, AST->ModuleLoader,
+ AST->getSourceManager(), HeaderInfo, AST->ModuleLoader,
/*IILookup=*/nullptr,
/*OwnsHeaderSearch=*/false);
Preprocessor &PP = *AST->PP;
@@ -791,10 +791,10 @@ std::unique_ptr<ASTUnit> ASTUnit::LoadFromASTFile(
bool disableValid = false;
if (::getenv("LIBCLANG_DISABLE_PCH_VALIDATION"))
disableValid = true;
- AST->Reader = new ASTReader(PP, AST->Ctx.get(), PCHContainerRdr, {},
- /*isysroot=*/"",
- /*DisableValidation=*/disableValid,
- AllowPCHWithCompilerErrors);
+ AST->Reader = new ASTReader(
+ PP, *AST->ModuleCache, AST->Ctx.get(), PCHContainerRdr, {},
+ /*isysroot=*/"",
+ /*DisableValidation=*/disableValid, AllowPCHWithCompilerErrors);
AST->Reader->setListener(llvm::make_unique<ASTInfoCollector>(
*AST->PP, AST->Ctx.get(), *AST->HSOpts, *AST->PPOpts, *AST->LangOpts,
@@ -1477,7 +1477,7 @@ ASTUnit::create(std::shared_ptr<CompilerInvocation> CI,
AST->UserFilesAreVolatile = UserFilesAreVolatile;
AST->SourceMgr = new SourceManager(AST->getDiagnostics(), *AST->FileMgr,
UserFilesAreVolatile);
- AST->PCMCache = new MemoryBufferCache;
+ AST->ModuleCache = new InMemoryModuleCache;
return AST;
}
@@ -1757,7 +1757,7 @@ ASTUnit *ASTUnit::LoadFromCommandLine(
VFS = llvm::vfs::getRealFileSystem();
VFS = createVFSFromCompilerInvocation(*CI, *Diags, VFS);
AST->FileMgr = new FileManager(AST->FileSystemOpts, VFS);
- AST->PCMCache = new MemoryBufferCache;
+ AST->ModuleCache = new InMemoryModuleCache;
AST->OnlyLocalDecls = OnlyLocalDecls;
AST->CaptureDiagnostics = CaptureDiagnostics;
AST->TUKind = TUKind;
@@ -1768,7 +1768,7 @@ ASTUnit *ASTUnit::LoadFromCommandLine(
AST->Invocation = CI;
AST->SkipFunctionBodies = SkipFunctionBodies;
if (ForSerialization)
- AST->WriterData.reset(new ASTWriterData(*AST->PCMCache));
+ AST->WriterData.reset(new ASTWriterData(*AST->ModuleCache));
// Zero out now to ease cleanup during crash recovery.
CI = nullptr;
Diags = nullptr;
@@ -2317,8 +2317,8 @@ bool ASTUnit::serialize(raw_ostream &OS) {
SmallString<128> Buffer;
llvm::BitstreamWriter Stream(Buffer);
- MemoryBufferCache PCMCache;
- ASTWriter Writer(Stream, Buffer, PCMCache, {});
+ InMemoryModuleCache ModuleCache;
+ ASTWriter Writer(Stream, Buffer, ModuleCache, {});
return serializeUnit(Writer, Buffer, getSema(), hasErrors, OS);
}
diff --git a/clang/lib/Frontend/ChainedIncludesSource.cpp b/clang/lib/Frontend/ChainedIncludesSource.cpp
index 566c1d712cb..48154ecf474 100644
--- a/clang/lib/Frontend/ChainedIncludesSource.cpp
+++ b/clang/lib/Frontend/ChainedIncludesSource.cpp
@@ -82,9 +82,9 @@ createASTReader(CompilerInstance &CI, StringRef pchFile,
ASTDeserializationListener *deserialListener = nullptr) {
Preprocessor &PP = CI.getPreprocessor();
std::unique_ptr<ASTReader> Reader;
- Reader.reset(new ASTReader(PP, &CI.getASTContext(),
+ Reader.reset(new ASTReader(PP, CI.getModuleCache(), &CI.getASTContext(),
CI.getPCHContainerReader(),
- /*Extensions=*/{ },
+ /*Extensions=*/{},
/*isysroot=*/"", /*DisableValidation=*/true));
for (unsigned ti = 0; ti < bufNames.size(); ++ti) {
StringRef sr(bufNames[ti]);
@@ -159,8 +159,8 @@ IntrusiveRefCntPtr<ExternalSemaSource> clang::createChainedIncludesSource(
auto Buffer = std::make_shared<PCHBuffer>();
ArrayRef<std::shared_ptr<ModuleFileExtension>> Extensions;
auto consumer = llvm::make_unique<PCHGenerator>(
- Clang->getPreprocessor(), "-", /*isysroot=*/"", Buffer,
- Extensions, /*AllowASTWithErrors=*/true);
+ Clang->getPreprocessor(), Clang->getModuleCache(), "-", /*isysroot=*/"",
+ Buffer, Extensions, /*AllowASTWithErrors=*/true);
Clang->getASTContext().setASTMutationListener(
consumer->GetASTMutationListener());
Clang->setASTConsumer(std::move(consumer));
diff --git a/clang/lib/Frontend/CompilerInstance.cpp b/clang/lib/Frontend/CompilerInstance.cpp
index d9e3226e11d..8fa1393cef1 100644
--- a/clang/lib/Frontend/CompilerInstance.cpp
+++ b/clang/lib/Frontend/CompilerInstance.cpp
@@ -13,7 +13,6 @@
#include "clang/Basic/CharInfo.h"
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/FileManager.h"
-#include "clang/Basic/MemoryBufferCache.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Basic/Stack.h"
#include "clang/Basic/TargetInfo.h"
@@ -35,6 +34,7 @@
#include "clang/Sema/Sema.h"
#include "clang/Serialization/ASTReader.h"
#include "clang/Serialization/GlobalModuleIndex.h"
+#include "clang/Serialization/InMemoryModuleCache.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Support/BuryPointer.h"
#include "llvm/Support/CrashRecoveryContext.h"
@@ -57,14 +57,15 @@ using namespace clang;
CompilerInstance::CompilerInstance(
std::shared_ptr<PCHContainerOperations> PCHContainerOps,
- MemoryBufferCache *SharedPCMCache)
- : ModuleLoader(/* BuildingModule = */ SharedPCMCache),
+ InMemoryModuleCache *SharedModuleCache)
+ : ModuleLoader(/* BuildingModule = */ SharedModuleCache),
Invocation(new CompilerInvocation()),
- PCMCache(SharedPCMCache ? SharedPCMCache : new MemoryBufferCache),
+ ModuleCache(SharedModuleCache ? SharedModuleCache
+ : new InMemoryModuleCache),
ThePCHContainerOperations(std::move(PCHContainerOps)) {
// Don't allow this to invalidate buffers in use by others.
- if (SharedPCMCache)
- getPCMCache().finalizeCurrentBuffers();
+ if (SharedModuleCache)
+ getModuleCache().finalizeCurrentBuffers();
}
CompilerInstance::~CompilerInstance() {
@@ -136,7 +137,7 @@ IntrusiveRefCntPtr<ASTReader> CompilerInstance::getModuleManager() const {
return ModuleManager;
}
void CompilerInstance::setModuleManager(IntrusiveRefCntPtr<ASTReader> Reader) {
- assert(PCMCache.get() == &Reader->getModuleManager().getPCMCache() &&
+ assert(ModuleCache.get() == &Reader->getModuleManager().getModuleCache() &&
"Expected ASTReader to use the same PCM cache");
ModuleManager = std::move(Reader);
}
@@ -378,11 +379,11 @@ void CompilerInstance::createPreprocessor(TranslationUnitKind TUKind) {
HeaderSearch *HeaderInfo =
new HeaderSearch(getHeaderSearchOptsPtr(), getSourceManager(),
getDiagnostics(), getLangOpts(), &getTarget());
- PP = std::make_shared<Preprocessor>(
- Invocation->getPreprocessorOptsPtr(), getDiagnostics(), getLangOpts(),
- getSourceManager(), getPCMCache(), *HeaderInfo, *this,
- /*IdentifierInfoLookup=*/nullptr,
- /*OwnsHeaderSearch=*/true, TUKind);
+ PP = std::make_shared<Preprocessor>(Invocation->getPreprocessorOptsPtr(),
+ getDiagnostics(), getLangOpts(),
+ getSourceManager(), *HeaderInfo, *this,
+ /*IdentifierInfoLookup=*/nullptr,
+ /*OwnsHeaderSearch=*/true, TUKind);
getTarget().adjust(getLangOpts());
PP->Initialize(getTarget(), getAuxTarget());
@@ -489,19 +490,17 @@ void CompilerInstance::createPCHExternalASTSource(
bool Preamble = getPreprocessorOpts().PrecompiledPreambleBytes.first != 0;
ModuleManager = createPCHExternalASTSource(
Path, getHeaderSearchOpts().Sysroot, DisablePCHValidation,
- AllowPCHWithCompilerErrors, getPreprocessor(), getASTContext(),
- getPCHContainerReader(),
- getFrontendOpts().ModuleFileExtensions,
- TheDependencyFileGenerator.get(),
- DependencyCollectors,
- DeserializationListener,
- OwnDeserializationListener, Preamble,
- getFrontendOpts().UseGlobalModuleIndex);
+ AllowPCHWithCompilerErrors, getPreprocessor(), getModuleCache(),
+ getASTContext(), getPCHContainerReader(),
+ getFrontendOpts().ModuleFileExtensions, TheDependencyFileGenerator.get(),
+ DependencyCollectors, DeserializationListener, OwnDeserializationListener,
+ Preamble, getFrontendOpts().UseGlobalModuleIndex);
}
IntrusiveRefCntPtr<ASTReader> CompilerInstance::createPCHExternalASTSource(
StringRef Path, StringRef Sysroot, bool DisablePCHValidation,
- bool AllowPCHWithCompilerErrors, Preprocessor &PP, ASTContext &Context,
+ bool AllowPCHWithCompilerErrors, Preprocessor &PP,
+ InMemoryModuleCache &ModuleCache, ASTContext &Context,
const PCHContainerReader &PCHContainerRdr,
ArrayRef<std::shared_ptr<ModuleFileExtension>> Extensions,
DependencyFileGenerator *DependencyFile,
@@ -511,7 +510,7 @@ IntrusiveRefCntPtr<ASTReader> CompilerInstance::createPCHExternalASTSource(
HeaderSearchOptions &HSOpts = PP.getHeaderSearchInfo().getHeaderSearchOpts();
IntrusiveRefCntPtr<ASTReader> Reader(new ASTReader(
- PP, &Context, PCHContainerRdr, Extensions,
+ PP, ModuleCache, &Context, PCHContainerRdr, Extensions,
Sysroot.empty() ? "" : Sysroot.data(), DisablePCHValidation,
AllowPCHWithCompilerErrors, /*AllowConfigurationMismatch*/ false,
HSOpts.ModulesValidateSystemHeaders, UseGlobalModuleIndex));
@@ -1094,11 +1093,11 @@ compileModuleImpl(CompilerInstance &ImportingInstance, SourceLocation ImportLoc,
Invocation->getModuleHash() && "Module hash mismatch!");
// Construct a compiler instance that will be used to actually create the
- // module. Since we're sharing a PCMCache,
+ // module. Since we're sharing an in-memory module cache,
// CompilerInstance::CompilerInstance is responsible for finalizing the
// buffers to prevent use-after-frees.
CompilerInstance Instance(ImportingInstance.getPCHContainerOperations(),
- &ImportingInstance.getPreprocessor().getPCMCache());
+ &ImportingInstance.getModuleCache());
auto &Inv = *Invocation;
Instance.setInvocation(std::move(Invocation));
@@ -1255,7 +1254,7 @@ static bool compileAndLoadModule(CompilerInstance &ImportingInstance,
llvm::LockFileManager Locked(ModuleFileName);
switch (Locked) {
case llvm::LockFileManager::LFS_Error:
- // PCMCache takes care of correctness and locks are only necessary for
+ // ModuleCache takes care of correctness and locks are only necessary for
// performance. Fallback to building the module in case of any lock
// related errors.
Diags.Report(ModuleNameLoc, diag::remark_module_lock_failure)
@@ -1282,9 +1281,9 @@ static bool compileAndLoadModule(CompilerInstance &ImportingInstance,
case llvm::LockFileManager::Res_OwnerDied:
continue; // try again to get the lock.
case llvm::LockFileManager::Res_Timeout:
- // Since PCMCache takes care of correctness, we try waiting for another
- // process to complete the build so clang does not do it done twice. If
- // case of timeout, build it ourselves.
+ // Since ModuleCache takes care of correctness, we try waiting for
+ // another process to complete the build so clang does not do it done
+ // twice. If case of timeout, build it ourselves.
Diags.Report(ModuleNameLoc, diag::remark_module_lock_timeout)
<< Module->Name;
// Clear the lock file so that future invocations can make progress.
@@ -1482,14 +1481,13 @@ void CompilerInstance::createModuleManager() {
"Reading modules",
*FrontendTimerGroup);
ModuleManager = new ASTReader(
- getPreprocessor(), &getASTContext(), getPCHContainerReader(),
- getFrontendOpts().ModuleFileExtensions,
+ getPreprocessor(), getModuleCache(), &getASTContext(),
+ getPCHContainerReader(), getFrontendOpts().ModuleFileExtensions,
Sysroot.empty() ? "" : Sysroot.c_str(), PPOpts.DisablePCHValidation,
/*AllowASTWithCompilerErrors=*/false,
/*AllowConfigurationMismatch=*/false,
HSOpts.ModulesValidateSystemHeaders,
- getFrontendOpts().UseGlobalModuleIndex,
- std::move(ReadTimer));
+ getFrontendOpts().UseGlobalModuleIndex, std::move(ReadTimer));
if (hasASTConsumer()) {
ModuleManager->setDeserializationListener(
getASTConsumer().GetASTDeserializationListener());
diff --git a/clang/lib/Frontend/FrontendActions.cpp b/clang/lib/Frontend/FrontendActions.cpp
index a71d74ec796..5ad9a1cc036 100644
--- a/clang/lib/Frontend/FrontendActions.cpp
+++ b/clang/lib/Frontend/FrontendActions.cpp
@@ -109,10 +109,10 @@ GeneratePCHAction::CreateASTConsumer(CompilerInstance &CI, StringRef InFile) {
auto Buffer = std::make_shared<PCHBuffer>();
std::vector<std::unique_ptr<ASTConsumer>> Consumers;
Consumers.push_back(llvm::make_unique<PCHGenerator>(
- CI.getPreprocessor(), OutputFile, Sysroot,
- Buffer, FrontendOpts.ModuleFileExtensions,
- CI.getPreprocessorOpts().AllowPCHWithCompilerErrors,
- FrontendOpts.IncludeTimestamps));
+ CI.getPreprocessor(), CI.getModuleCache(), OutputFile, Sysroot, Buffer,
+ FrontendOpts.ModuleFileExtensions,
+ CI.getPreprocessorOpts().AllowPCHWithCompilerErrors,
+ FrontendOpts.IncludeTimestamps));
Consumers.push_back(CI.getPCHContainerWriter().CreatePCHContainerGenerator(
CI, InFile, OutputFile, std::move(OS), Buffer));
@@ -172,11 +172,11 @@ GenerateModuleAction::CreateASTConsumer(CompilerInstance &CI,
std::vector<std::unique_ptr<ASTConsumer>> Consumers;
Consumers.push_back(llvm::make_unique<PCHGenerator>(
- CI.getPreprocessor(), OutputFile, Sysroot,
- Buffer, CI.getFrontendOpts().ModuleFileExtensions,
- /*AllowASTWithErrors=*/false,
- /*IncludeTimestamps=*/
- +CI.getFrontendOpts().BuildingImplicitModule));
+ CI.getPreprocessor(), CI.getModuleCache(), OutputFile, Sysroot, Buffer,
+ CI.getFrontendOpts().ModuleFileExtensions,
+ /*AllowASTWithErrors=*/false,
+ /*IncludeTimestamps=*/
+ +CI.getFrontendOpts().BuildingImplicitModule));
Consumers.push_back(CI.getPCHContainerWriter().CreatePCHContainerGenerator(
CI, InFile, OutputFile, std::move(OS), Buffer));
return llvm::make_unique<MultiplexConsumer>(std::move(Consumers));
@@ -329,8 +329,8 @@ void VerifyPCHAction::ExecuteAction() {
bool Preamble = CI.getPreprocessorOpts().PrecompiledPreambleBytes.first != 0;
const std::string &Sysroot = CI.getHeaderSearchOpts().Sysroot;
std::unique_ptr<ASTReader> Reader(new ASTReader(
- CI.getPreprocessor(), &CI.getASTContext(), CI.getPCHContainerReader(),
- CI.getFrontendOpts().ModuleFileExtensions,
+ CI.getPreprocessor(), CI.getModuleCache(), &CI.getASTContext(),
+ CI.getPCHContainerReader(), CI.getFrontendOpts().ModuleFileExtensions,
Sysroot.empty() ? "" : Sysroot.c_str(),
/*DisableValidation*/ false,
/*AllowPCHWithCompilerErrors*/ false,
diff --git a/clang/lib/Frontend/PrecompiledPreamble.cpp b/clang/lib/Frontend/PrecompiledPreamble.cpp
index 5d6cc840a8e..d6418645856 100644
--- a/clang/lib/Frontend/PrecompiledPreamble.cpp
+++ b/clang/lib/Frontend/PrecompiledPreamble.cpp
@@ -157,9 +157,12 @@ private:
class PrecompilePreambleConsumer : public PCHGenerator {
public:
PrecompilePreambleConsumer(PrecompilePreambleAction &Action,
- const Preprocessor &PP, StringRef isysroot,
+ const Preprocessor &PP,
+ InMemoryModuleCache &ModuleCache,
+ StringRef isysroot,
std::unique_ptr<raw_ostream> Out)
- : PCHGenerator(PP, "", isysroot, std::make_shared<PCHBuffer>(),
+ : PCHGenerator(PP, ModuleCache, "", isysroot,
+ std::make_shared<PCHBuffer>(),
ArrayRef<std::shared_ptr<ModuleFileExtension>>(),
/*AllowASTWithErrors=*/true),
Action(Action), Out(std::move(Out)) {}
@@ -211,7 +214,7 @@ PrecompilePreambleAction::CreateASTConsumer(CompilerInstance &CI,
Sysroot.clear();
return llvm::make_unique<PrecompilePreambleConsumer>(
- *this, CI.getPreprocessor(), Sysroot, std::move(OS));
+ *this, CI.getPreprocessor(), CI.getModuleCache(), Sysroot, std::move(OS));
}
template <class T> bool moveOnNoError(llvm::ErrorOr<T> Val, T &Output) {
diff --git a/clang/lib/Frontend/Rewrite/FrontendActions.cpp b/clang/lib/Frontend/Rewrite/FrontendActions.cpp
index 62ce9c26ce6..aaef44b79dc 100644
--- a/clang/lib/Frontend/Rewrite/FrontendActions.cpp
+++ b/clang/lib/Frontend/Rewrite/FrontendActions.cpp
@@ -237,7 +237,7 @@ public:
// Rewrite the contents of the module in a separate compiler instance.
CompilerInstance Instance(CI.getPCHContainerOperations(),
- &CI.getPreprocessor().getPCMCache());
+ &CI.getModuleCache());
Instance.setInvocation(
std::make_shared<CompilerInvocation>(CI.getInvocation()));
Instance.createDiagnostics(
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