1 //===- MultiplexConsumer.cpp - AST Consumer for PCH Generation --*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the MultiplexConsumer class. It also declares and defines
11 // MultiplexASTDeserializationListener and MultiplexASTMutationListener, which
12 // are implementation details of MultiplexConsumer.
14 //===----------------------------------------------------------------------===//
16 #include "clang/Frontend/MultiplexConsumer.h"
17 #include "clang/AST/ASTMutationListener.h"
18 #include "clang/AST/DeclGroup.h"
19 #include "clang/Serialization/ASTDeserializationListener.h"
21 using namespace clang;
25 // This ASTDeserializationListener forwards its notifications to a set of
27 class MultiplexASTDeserializationListener
28 : public ASTDeserializationListener {
30 // Does NOT take ownership of the elements in L.
31 MultiplexASTDeserializationListener(
32 const std::vector<ASTDeserializationListener*>& L);
33 virtual void ReaderInitialized(ASTReader *Reader);
34 virtual void IdentifierRead(serialization::IdentID ID,
36 virtual void TypeRead(serialization::TypeIdx Idx, QualType T);
37 virtual void DeclRead(serialization::DeclID ID, const Decl *D);
38 virtual void SelectorRead(serialization::SelectorID iD, Selector Sel);
39 virtual void MacroDefinitionRead(serialization::PreprocessedEntityID,
42 std::vector<ASTDeserializationListener*> Listeners;
45 MultiplexASTDeserializationListener::MultiplexASTDeserializationListener(
46 const std::vector<ASTDeserializationListener*>& L)
50 void MultiplexASTDeserializationListener::ReaderInitialized(
52 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
53 Listeners[i]->ReaderInitialized(Reader);
56 void MultiplexASTDeserializationListener::IdentifierRead(
57 serialization::IdentID ID, IdentifierInfo *II) {
58 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
59 Listeners[i]->IdentifierRead(ID, II);
62 void MultiplexASTDeserializationListener::TypeRead(
63 serialization::TypeIdx Idx, QualType T) {
64 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
65 Listeners[i]->TypeRead(Idx, T);
68 void MultiplexASTDeserializationListener::DeclRead(
69 serialization::DeclID ID, const Decl *D) {
70 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
71 Listeners[i]->DeclRead(ID, D);
74 void MultiplexASTDeserializationListener::SelectorRead(
75 serialization::SelectorID ID, Selector Sel) {
76 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
77 Listeners[i]->SelectorRead(ID, Sel);
80 void MultiplexASTDeserializationListener::MacroDefinitionRead(
81 serialization::PreprocessedEntityID ID, MacroDefinition *MD) {
82 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
83 Listeners[i]->MacroDefinitionRead(ID, MD);
86 // This ASTMutationListener forwards its notifications to a set of
88 class MultiplexASTMutationListener : public ASTMutationListener {
90 // Does NOT take ownership of the elements in L.
91 MultiplexASTMutationListener(ArrayRef<ASTMutationListener*> L);
92 virtual void CompletedTagDefinition(const TagDecl *D);
93 virtual void AddedVisibleDecl(const DeclContext *DC, const Decl *D);
94 virtual void AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D);
95 virtual void AddedCXXTemplateSpecialization(const ClassTemplateDecl *TD,
96 const ClassTemplateSpecializationDecl *D);
97 virtual void AddedCXXTemplateSpecialization(const FunctionTemplateDecl *TD,
98 const FunctionDecl *D);
99 virtual void CompletedImplicitDefinition(const FunctionDecl *D);
100 virtual void StaticDataMemberInstantiated(const VarDecl *D);
101 virtual void AddedObjCCategoryToInterface(const ObjCCategoryDecl *CatD,
102 const ObjCInterfaceDecl *IFD);
103 virtual void AddedObjCPropertyInClassExtension(const ObjCPropertyDecl *Prop,
104 const ObjCPropertyDecl *OrigProp,
105 const ObjCCategoryDecl *ClassExt);
107 std::vector<ASTMutationListener*> Listeners;
110 MultiplexASTMutationListener::MultiplexASTMutationListener(
111 ArrayRef<ASTMutationListener*> L)
112 : Listeners(L.begin(), L.end()) {
115 void MultiplexASTMutationListener::CompletedTagDefinition(const TagDecl *D) {
116 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
117 Listeners[i]->CompletedTagDefinition(D);
120 void MultiplexASTMutationListener::AddedVisibleDecl(
121 const DeclContext *DC, const Decl *D) {
122 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
123 Listeners[i]->AddedVisibleDecl(DC, D);
126 void MultiplexASTMutationListener::AddedCXXImplicitMember(
127 const CXXRecordDecl *RD, const Decl *D) {
128 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
129 Listeners[i]->AddedCXXImplicitMember(RD, D);
131 void MultiplexASTMutationListener::AddedCXXTemplateSpecialization(
132 const ClassTemplateDecl *TD, const ClassTemplateSpecializationDecl *D) {
133 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
134 Listeners[i]->AddedCXXTemplateSpecialization(TD, D);
136 void MultiplexASTMutationListener::AddedCXXTemplateSpecialization(
137 const FunctionTemplateDecl *TD, const FunctionDecl *D) {
138 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
139 Listeners[i]->AddedCXXTemplateSpecialization(TD, D);
141 void MultiplexASTMutationListener::CompletedImplicitDefinition(
142 const FunctionDecl *D) {
143 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
144 Listeners[i]->CompletedImplicitDefinition(D);
146 void MultiplexASTMutationListener::StaticDataMemberInstantiated(
148 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
149 Listeners[i]->StaticDataMemberInstantiated(D);
151 void MultiplexASTMutationListener::AddedObjCCategoryToInterface(
152 const ObjCCategoryDecl *CatD,
153 const ObjCInterfaceDecl *IFD) {
154 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
155 Listeners[i]->AddedObjCCategoryToInterface(CatD, IFD);
157 void MultiplexASTMutationListener::AddedObjCPropertyInClassExtension(
158 const ObjCPropertyDecl *Prop,
159 const ObjCPropertyDecl *OrigProp,
160 const ObjCCategoryDecl *ClassExt) {
161 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
162 Listeners[i]->AddedObjCPropertyInClassExtension(Prop, OrigProp, ClassExt);
165 } // end namespace clang
168 MultiplexConsumer::MultiplexConsumer(ArrayRef<ASTConsumer*> C)
169 : Consumers(C.begin(), C.end()),
170 MutationListener(0), DeserializationListener(0) {
171 // Collect the mutation listeners and deserialization listeners of all
172 // children, and create a multiplex listener each if so.
173 std::vector<ASTMutationListener*> mutationListeners;
174 std::vector<ASTDeserializationListener*> serializationListeners;
175 for (size_t i = 0, e = Consumers.size(); i != e; ++i) {
176 ASTMutationListener* mutationListener =
177 Consumers[i]->GetASTMutationListener();
178 if (mutationListener)
179 mutationListeners.push_back(mutationListener);
180 ASTDeserializationListener* serializationListener =
181 Consumers[i]->GetASTDeserializationListener();
182 if (serializationListener)
183 serializationListeners.push_back(serializationListener);
185 if (mutationListeners.size()) {
186 MutationListener.reset(new MultiplexASTMutationListener(mutationListeners));
188 if (serializationListeners.size()) {
189 DeserializationListener.reset(
190 new MultiplexASTDeserializationListener(serializationListeners));
194 MultiplexConsumer::~MultiplexConsumer() {
195 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
199 void MultiplexConsumer::Initialize(ASTContext &Context) {
200 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
201 Consumers[i]->Initialize(Context);
204 bool MultiplexConsumer::HandleTopLevelDecl(DeclGroupRef D) {
205 bool Continue = true;
206 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
207 Continue = Continue && Consumers[i]->HandleTopLevelDecl(D);
211 void MultiplexConsumer::HandleCXXStaticMemberVarInstantiation(VarDecl *VD) {
212 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
213 Consumers[i]->HandleCXXStaticMemberVarInstantiation(VD);
216 void MultiplexConsumer::HandleInterestingDecl(DeclGroupRef D) {
217 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
218 Consumers[i]->HandleInterestingDecl(D);
221 void MultiplexConsumer::HandleTranslationUnit(ASTContext &Ctx) {
222 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
223 Consumers[i]->HandleTranslationUnit(Ctx);
226 void MultiplexConsumer::HandleTagDeclDefinition(TagDecl *D) {
227 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
228 Consumers[i]->HandleTagDeclDefinition(D);
231 void MultiplexConsumer::HandleCXXImplicitFunctionInstantiation(FunctionDecl *D){
232 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
233 Consumers[i]->HandleCXXImplicitFunctionInstantiation(D);
236 void MultiplexConsumer::HandleTopLevelDeclInObjCContainer(DeclGroupRef D) {
237 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
238 Consumers[i]->HandleTopLevelDeclInObjCContainer(D);
241 void MultiplexConsumer::CompleteTentativeDefinition(VarDecl *D) {
242 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
243 Consumers[i]->CompleteTentativeDefinition(D);
246 void MultiplexConsumer::HandleVTable(
247 CXXRecordDecl *RD, bool DefinitionRequired) {
248 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
249 Consumers[i]->HandleVTable(RD, DefinitionRequired);
252 ASTMutationListener *MultiplexConsumer::GetASTMutationListener() {
253 return MutationListener.get();
256 ASTDeserializationListener *MultiplexConsumer::GetASTDeserializationListener() {
257 return DeserializationListener.get();
260 void MultiplexConsumer::PrintStats() {
261 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
262 Consumers[i]->PrintStats();
265 void MultiplexConsumer::InitializeSema(Sema &S) {
266 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
267 if (SemaConsumer *SC = dyn_cast<SemaConsumer>(Consumers[i]))
268 SC->InitializeSema(S);
271 void MultiplexConsumer::ForgetSema() {
272 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
273 if (SemaConsumer *SC = dyn_cast<SemaConsumer>(Consumers[i]))