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//===- 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<ASTDeserializationListener*>& 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<ASTDeserializationListener*> Listeners;
};
MultiplexASTDeserializationListener::MultiplexASTDeserializationListener(
const std::vector<ASTDeserializationListener*>& 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<ASTMutationListener*> 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<ASTMutationListener*> Listeners;
};
MultiplexASTMutationListener::MultiplexASTMutationListener(
ArrayRef<ASTMutationListener*> 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<ASTConsumer*> 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<ASTMutationListener*> mutationListeners;
std::vector<ASTDeserializationListener*> 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::MarkVarRequired(VarDecl *VD) {
for (size_t i = 0, e = Consumers.size(); i != e; ++i)
Consumers[i]->MarkVarRequired(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<SemaConsumer>(Consumers[i]))
SC->InitializeSema(S);
}
void MultiplexConsumer::ForgetSema() {
for (size_t i = 0, e = Consumers.size(); i != e; ++i)
if (SemaConsumer *SC = dyn_cast<SemaConsumer>(Consumers[i]))
SC->ForgetSema();
}