From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001 From: "Zancanaro; Carlo" Date: Mon, 24 Sep 2012 09:58:17 +1000 Subject: Add the clang library to the repo (with some of my changes, too). --- clang/lib/Frontend/MultiplexConsumer.cpp | 276 +++++++++++++++++++++++++++++++ 1 file changed, 276 insertions(+) create mode 100644 clang/lib/Frontend/MultiplexConsumer.cpp (limited to 'clang/lib/Frontend/MultiplexConsumer.cpp') diff --git a/clang/lib/Frontend/MultiplexConsumer.cpp b/clang/lib/Frontend/MultiplexConsumer.cpp new file mode 100644 index 0000000..992eeb0 --- /dev/null +++ b/clang/lib/Frontend/MultiplexConsumer.cpp @@ -0,0 +1,276 @@ +//===- MultiplexConsumer.cpp - AST Consumer for PCH Generation --*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file defines the MultiplexConsumer class. It also declares and defines +// MultiplexASTDeserializationListener and MultiplexASTMutationListener, which +// are implementation details of MultiplexConsumer. +// +//===----------------------------------------------------------------------===// + +#include "clang/Frontend/MultiplexConsumer.h" + +#include "clang/AST/ASTMutationListener.h" +#include "clang/AST/DeclGroup.h" +#include "clang/Serialization/ASTDeserializationListener.h" + +using namespace clang; + +namespace clang { + +// This ASTDeserializationListener forwards its notifications to a set of +// child listeners. +class MultiplexASTDeserializationListener + : public ASTDeserializationListener { +public: + // Does NOT take ownership of the elements in L. + MultiplexASTDeserializationListener( + const std::vector& L); + virtual void ReaderInitialized(ASTReader *Reader); + virtual void IdentifierRead(serialization::IdentID ID, + IdentifierInfo *II); + virtual void TypeRead(serialization::TypeIdx Idx, QualType T); + virtual void DeclRead(serialization::DeclID ID, const Decl *D); + virtual void SelectorRead(serialization::SelectorID iD, Selector Sel); + virtual void MacroDefinitionRead(serialization::PreprocessedEntityID, + MacroDefinition *MD); +private: + std::vector Listeners; +}; + +MultiplexASTDeserializationListener::MultiplexASTDeserializationListener( + const std::vector& L) + : Listeners(L) { +} + +void MultiplexASTDeserializationListener::ReaderInitialized( + ASTReader *Reader) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->ReaderInitialized(Reader); +} + +void MultiplexASTDeserializationListener::IdentifierRead( + serialization::IdentID ID, IdentifierInfo *II) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->IdentifierRead(ID, II); +} + +void MultiplexASTDeserializationListener::TypeRead( + serialization::TypeIdx Idx, QualType T) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->TypeRead(Idx, T); +} + +void MultiplexASTDeserializationListener::DeclRead( + serialization::DeclID ID, const Decl *D) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->DeclRead(ID, D); +} + +void MultiplexASTDeserializationListener::SelectorRead( + serialization::SelectorID ID, Selector Sel) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->SelectorRead(ID, Sel); +} + +void MultiplexASTDeserializationListener::MacroDefinitionRead( + serialization::PreprocessedEntityID ID, MacroDefinition *MD) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->MacroDefinitionRead(ID, MD); +} + +// This ASTMutationListener forwards its notifications to a set of +// child listeners. +class MultiplexASTMutationListener : public ASTMutationListener { +public: + // Does NOT take ownership of the elements in L. + MultiplexASTMutationListener(ArrayRef L); + virtual void CompletedTagDefinition(const TagDecl *D); + virtual void AddedVisibleDecl(const DeclContext *DC, const Decl *D); + virtual void AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D); + virtual void AddedCXXTemplateSpecialization(const ClassTemplateDecl *TD, + const ClassTemplateSpecializationDecl *D); + virtual void AddedCXXTemplateSpecialization(const FunctionTemplateDecl *TD, + const FunctionDecl *D); + virtual void CompletedImplicitDefinition(const FunctionDecl *D); + virtual void StaticDataMemberInstantiated(const VarDecl *D); + virtual void AddedObjCCategoryToInterface(const ObjCCategoryDecl *CatD, + const ObjCInterfaceDecl *IFD); + virtual void AddedObjCPropertyInClassExtension(const ObjCPropertyDecl *Prop, + const ObjCPropertyDecl *OrigProp, + const ObjCCategoryDecl *ClassExt); +private: + std::vector Listeners; +}; + +MultiplexASTMutationListener::MultiplexASTMutationListener( + ArrayRef L) + : Listeners(L.begin(), L.end()) { +} + +void MultiplexASTMutationListener::CompletedTagDefinition(const TagDecl *D) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->CompletedTagDefinition(D); +} + +void MultiplexASTMutationListener::AddedVisibleDecl( + const DeclContext *DC, const Decl *D) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->AddedVisibleDecl(DC, D); +} + +void MultiplexASTMutationListener::AddedCXXImplicitMember( + const CXXRecordDecl *RD, const Decl *D) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->AddedCXXImplicitMember(RD, D); +} +void MultiplexASTMutationListener::AddedCXXTemplateSpecialization( + const ClassTemplateDecl *TD, const ClassTemplateSpecializationDecl *D) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->AddedCXXTemplateSpecialization(TD, D); +} +void MultiplexASTMutationListener::AddedCXXTemplateSpecialization( + const FunctionTemplateDecl *TD, const FunctionDecl *D) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->AddedCXXTemplateSpecialization(TD, D); +} +void MultiplexASTMutationListener::CompletedImplicitDefinition( + const FunctionDecl *D) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->CompletedImplicitDefinition(D); +} +void MultiplexASTMutationListener::StaticDataMemberInstantiated( + const VarDecl *D) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->StaticDataMemberInstantiated(D); +} +void MultiplexASTMutationListener::AddedObjCCategoryToInterface( + const ObjCCategoryDecl *CatD, + const ObjCInterfaceDecl *IFD) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->AddedObjCCategoryToInterface(CatD, IFD); +} +void MultiplexASTMutationListener::AddedObjCPropertyInClassExtension( + const ObjCPropertyDecl *Prop, + const ObjCPropertyDecl *OrigProp, + const ObjCCategoryDecl *ClassExt) { + for (size_t i = 0, e = Listeners.size(); i != e; ++i) + Listeners[i]->AddedObjCPropertyInClassExtension(Prop, OrigProp, ClassExt); +} + +} // end namespace clang + + +MultiplexConsumer::MultiplexConsumer(ArrayRef C) + : Consumers(C.begin(), C.end()), + MutationListener(0), DeserializationListener(0) { + // Collect the mutation listeners and deserialization listeners of all + // children, and create a multiplex listener each if so. + std::vector mutationListeners; + std::vector serializationListeners; + for (size_t i = 0, e = Consumers.size(); i != e; ++i) { + ASTMutationListener* mutationListener = + Consumers[i]->GetASTMutationListener(); + if (mutationListener) + mutationListeners.push_back(mutationListener); + ASTDeserializationListener* serializationListener = + Consumers[i]->GetASTDeserializationListener(); + if (serializationListener) + serializationListeners.push_back(serializationListener); + } + if (mutationListeners.size()) { + MutationListener.reset(new MultiplexASTMutationListener(mutationListeners)); + } + if (serializationListeners.size()) { + DeserializationListener.reset( + new MultiplexASTDeserializationListener(serializationListeners)); + } +} + +MultiplexConsumer::~MultiplexConsumer() { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + delete Consumers[i]; +} + +void MultiplexConsumer::Initialize(ASTContext &Context) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->Initialize(Context); +} + +bool MultiplexConsumer::HandleTopLevelDecl(DeclGroupRef D) { + bool Continue = true; + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Continue = Continue && Consumers[i]->HandleTopLevelDecl(D); + return Continue; +} + +void MultiplexConsumer::HandleCXXStaticMemberVarInstantiation(VarDecl *VD) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->HandleCXXStaticMemberVarInstantiation(VD); +} + +void MultiplexConsumer::HandleInterestingDecl(DeclGroupRef D) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->HandleInterestingDecl(D); +} + +void MultiplexConsumer::HandleTranslationUnit(ASTContext &Ctx) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->HandleTranslationUnit(Ctx); +} + +void MultiplexConsumer::HandleTagDeclDefinition(TagDecl *D) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->HandleTagDeclDefinition(D); +} + +void MultiplexConsumer::HandleCXXImplicitFunctionInstantiation(FunctionDecl *D){ + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->HandleCXXImplicitFunctionInstantiation(D); +} + +void MultiplexConsumer::HandleTopLevelDeclInObjCContainer(DeclGroupRef D) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->HandleTopLevelDeclInObjCContainer(D); +} + +void MultiplexConsumer::CompleteTentativeDefinition(VarDecl *D) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->CompleteTentativeDefinition(D); +} + +void MultiplexConsumer::HandleVTable( + CXXRecordDecl *RD, bool DefinitionRequired) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->HandleVTable(RD, DefinitionRequired); +} + +ASTMutationListener *MultiplexConsumer::GetASTMutationListener() { + return MutationListener.get(); +} + +ASTDeserializationListener *MultiplexConsumer::GetASTDeserializationListener() { + return DeserializationListener.get(); +} + +void MultiplexConsumer::PrintStats() { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + Consumers[i]->PrintStats(); +} + +void MultiplexConsumer::InitializeSema(Sema &S) { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + if (SemaConsumer *SC = dyn_cast(Consumers[i])) + SC->InitializeSema(S); +} + +void MultiplexConsumer::ForgetSema() { + for (size_t i = 0, e = Consumers.size(); i != e; ++i) + if (SemaConsumer *SC = dyn_cast(Consumers[i])) + SC->ForgetSema(); +} -- cgit v1.2.3