forked from OSchip/llvm-project
235 lines
8.5 KiB
C++
235 lines
8.5 KiB
C++
//===- MultiplexConsumer.cpp - AST Consumer for PCH Generation --*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the MultiplexConsumer class. It also declares and defines
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// MultiplexASTDeserializationListener and MultiplexASTMutationListener, which
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// are implementation details of MultiplexConsumer.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Frontend/MultiplexConsumer.h"
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#include "clang/AST/ASTMutationListener.h"
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#include "clang/AST/DeclGroup.h"
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#include "clang/Serialization/ASTDeserializationListener.h"
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using namespace clang;
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namespace clang {
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// This ASTDeserializationListener forwards its notifications to a set of
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// child listeners.
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class MultiplexASTDeserializationListener
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: public ASTDeserializationListener {
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public:
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// Does NOT take ownership of the elements in L.
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MultiplexASTDeserializationListener(
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const std::vector<ASTDeserializationListener*>& L);
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virtual void ReaderInitialized(ASTReader *Reader);
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virtual void IdentifierRead(serialization::IdentID ID,
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IdentifierInfo *II);
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virtual void TypeRead(serialization::TypeIdx Idx, QualType T);
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virtual void DeclRead(serialization::DeclID ID, const Decl *D);
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virtual void SelectorRead(serialization::SelectorID iD, Selector Sel);
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virtual void MacroDefinitionRead(serialization::MacroID,
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MacroDefinition *MD);
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private:
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std::vector<ASTDeserializationListener*> Listeners;
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};
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MultiplexASTDeserializationListener::MultiplexASTDeserializationListener(
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const std::vector<ASTDeserializationListener*>& L)
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: Listeners(L) {
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}
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void MultiplexASTDeserializationListener::ReaderInitialized(
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ASTReader *Reader) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->ReaderInitialized(Reader);
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}
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void MultiplexASTDeserializationListener::IdentifierRead(
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serialization::IdentID ID, IdentifierInfo *II) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->IdentifierRead(ID, II);
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}
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void MultiplexASTDeserializationListener::TypeRead(
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serialization::TypeIdx Idx, QualType T) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->TypeRead(Idx, T);
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}
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void MultiplexASTDeserializationListener::DeclRead(
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serialization::DeclID ID, const Decl *D) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->DeclRead(ID, D);
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}
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void MultiplexASTDeserializationListener::SelectorRead(
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serialization::SelectorID ID, Selector Sel) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->SelectorRead(ID, Sel);
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}
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void MultiplexASTDeserializationListener::MacroDefinitionRead(
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serialization::MacroID ID, MacroDefinition *MD) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->MacroDefinitionRead(ID, MD);
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}
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// This ASTMutationListener forwards its notifications to a set of
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// child listeners.
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class MultiplexASTMutationListener : public ASTMutationListener {
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public:
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// Does NOT take ownership of the elements in L.
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MultiplexASTMutationListener(const std::vector<ASTMutationListener*>& L);
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virtual void CompletedTagDefinition(const TagDecl *D);
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virtual void AddedVisibleDecl(const DeclContext *DC, const Decl *D);
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virtual void AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D);
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virtual void AddedCXXTemplateSpecialization(const ClassTemplateDecl *TD,
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const ClassTemplateSpecializationDecl *D);
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virtual void AddedCXXTemplateSpecialization(const FunctionTemplateDecl *TD,
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const FunctionDecl *D);
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virtual void CompletedImplicitDefinition(const FunctionDecl *D);
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private:
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std::vector<ASTMutationListener*> Listeners;
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};
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MultiplexASTMutationListener::MultiplexASTMutationListener(
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const std::vector<ASTMutationListener*>& L)
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: Listeners(L) {
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}
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void MultiplexASTMutationListener::CompletedTagDefinition(const TagDecl *D) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->CompletedTagDefinition(D);
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}
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void MultiplexASTMutationListener::AddedVisibleDecl(
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const DeclContext *DC, const Decl *D) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->AddedVisibleDecl(DC, D);
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}
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void MultiplexASTMutationListener::AddedCXXImplicitMember(
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const CXXRecordDecl *RD, const Decl *D) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->AddedCXXImplicitMember(RD, D);
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}
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void MultiplexASTMutationListener::AddedCXXTemplateSpecialization(
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const ClassTemplateDecl *TD, const ClassTemplateSpecializationDecl *D) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->AddedCXXTemplateSpecialization(TD, D);
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}
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void MultiplexASTMutationListener::AddedCXXTemplateSpecialization(
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const FunctionTemplateDecl *TD, const FunctionDecl *D) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->AddedCXXTemplateSpecialization(TD, D);
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}
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void MultiplexASTMutationListener::CompletedImplicitDefinition(
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const FunctionDecl *D) {
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for (size_t i = 0, e = Listeners.size(); i != e; ++i)
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Listeners[i]->CompletedImplicitDefinition(D);
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}
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} // end namespace clang
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MultiplexConsumer::MultiplexConsumer(const std::vector<ASTConsumer*>& C)
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: Consumers(C), MutationListener(0), DeserializationListener(0) {
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// Collect the mutation listeners and deserialization listeners of all
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// children, and create a multiplex listener each if so.
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std::vector<ASTMutationListener*> mutationListeners;
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std::vector<ASTDeserializationListener*> serializationListeners;
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for (size_t i = 0, e = Consumers.size(); i != e; ++i) {
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ASTMutationListener* mutationListener =
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Consumers[i]->GetASTMutationListener();
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if (mutationListener)
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mutationListeners.push_back(mutationListener);
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ASTDeserializationListener* serializationListener =
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Consumers[i]->GetASTDeserializationListener();
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if (serializationListener)
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serializationListeners.push_back(serializationListener);
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}
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if (mutationListeners.size()) {
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MutationListener.reset(new MultiplexASTMutationListener(mutationListeners));
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}
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if (serializationListeners.size()) {
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DeserializationListener.reset(
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new MultiplexASTDeserializationListener(serializationListeners));
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}
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}
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MultiplexConsumer::~MultiplexConsumer() {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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delete Consumers[i];
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}
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void MultiplexConsumer::Initialize(ASTContext &Context) {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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Consumers[i]->Initialize(Context);
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}
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void MultiplexConsumer::HandleTopLevelDecl(DeclGroupRef D) {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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Consumers[i]->HandleTopLevelDecl(D);
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}
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void MultiplexConsumer::HandleInterestingDecl(DeclGroupRef D) {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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Consumers[i]->HandleInterestingDecl(D);
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}
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void MultiplexConsumer::HandleTranslationUnit(ASTContext &Ctx) {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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Consumers[i]->HandleTranslationUnit(Ctx);
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}
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void MultiplexConsumer::HandleTagDeclDefinition(TagDecl *D) {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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Consumers[i]->HandleTagDeclDefinition(D);
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}
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void MultiplexConsumer::CompleteTentativeDefinition(VarDecl *D) {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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Consumers[i]->CompleteTentativeDefinition(D);
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}
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void MultiplexConsumer::HandleVTable(
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CXXRecordDecl *RD, bool DefinitionRequired) {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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Consumers[i]->HandleVTable(RD, DefinitionRequired);
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}
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ASTMutationListener *MultiplexConsumer::GetASTMutationListener() {
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return MutationListener.get();
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}
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ASTDeserializationListener *MultiplexConsumer::GetASTDeserializationListener() {
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return DeserializationListener.get();
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}
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void MultiplexConsumer::PrintStats() {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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Consumers[i]->PrintStats();
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}
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void MultiplexConsumer::InitializeSema(Sema &S) {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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if (SemaConsumer *SC = dyn_cast<SemaConsumer>(Consumers[i]))
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SC->InitializeSema(S);
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}
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void MultiplexConsumer::ForgetSema() {
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for (size_t i = 0, e = Consumers.size(); i != e; ++i)
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if (SemaConsumer *SC = dyn_cast<SemaConsumer>(Consumers[i]))
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SC->ForgetSema();
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}
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