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"
18 #include "clang/AST/ASTMutationListener.h"
19 #include "clang/AST/DeclGroup.h"
20 #include "clang/Serialization/ASTDeserializationListener.h"
22 using namespace clang;
26 // This ASTDeserializationListener forwards its notifications to a set of
28 class MultiplexASTDeserializationListener
29 : public ASTDeserializationListener {
31 // Does NOT take ownership of the elements in L.
32 MultiplexASTDeserializationListener(
33 const std::vector<ASTDeserializationListener*>& L);
34 virtual void ReaderInitialized(ASTReader *Reader);
35 virtual void IdentifierRead(serialization::IdentID ID,
37 virtual void TypeRead(serialization::TypeIdx Idx, QualType T);
38 virtual void DeclRead(serialization::DeclID ID, const Decl *D);
39 virtual void SelectorRead(serialization::SelectorID iD, Selector Sel);
40 virtual void MacroDefinitionRead(serialization::PreprocessedEntityID,
43 std::vector<ASTDeserializationListener*> Listeners;
46 MultiplexASTDeserializationListener::MultiplexASTDeserializationListener(
47 const std::vector<ASTDeserializationListener*>& L)
51 void MultiplexASTDeserializationListener::ReaderInitialized(
53 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
54 Listeners[i]->ReaderInitialized(Reader);
57 void MultiplexASTDeserializationListener::IdentifierRead(
58 serialization::IdentID ID, IdentifierInfo *II) {
59 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
60 Listeners[i]->IdentifierRead(ID, II);
63 void MultiplexASTDeserializationListener::TypeRead(
64 serialization::TypeIdx Idx, QualType T) {
65 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
66 Listeners[i]->TypeRead(Idx, T);
69 void MultiplexASTDeserializationListener::DeclRead(
70 serialization::DeclID ID, const Decl *D) {
71 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
72 Listeners[i]->DeclRead(ID, D);
75 void MultiplexASTDeserializationListener::SelectorRead(
76 serialization::SelectorID ID, Selector Sel) {
77 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
78 Listeners[i]->SelectorRead(ID, Sel);
81 void MultiplexASTDeserializationListener::MacroDefinitionRead(
82 serialization::PreprocessedEntityID ID, MacroDefinition *MD) {
83 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
84 Listeners[i]->MacroDefinitionRead(ID, MD);
87 // This ASTMutationListener forwards its notifications to a set of
89 class MultiplexASTMutationListener : public ASTMutationListener {
91 // Does NOT take ownership of the elements in L.
92 MultiplexASTMutationListener(ArrayRef<ASTMutationListener*> L);
93 virtual void CompletedTagDefinition(const TagDecl *D);
94 virtual void AddedVisibleDecl(const DeclContext *DC, const Decl *D);
95 virtual void AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D);
96 virtual void AddedCXXTemplateSpecialization(const ClassTemplateDecl *TD,
97 const ClassTemplateSpecializationDecl *D);
98 virtual void AddedCXXTemplateSpecialization(const FunctionTemplateDecl *TD,
99 const FunctionDecl *D);
100 virtual void CompletedImplicitDefinition(const FunctionDecl *D);
101 virtual void StaticDataMemberInstantiated(const VarDecl *D);
102 virtual void AddedObjCCategoryToInterface(const ObjCCategoryDecl *CatD,
103 const ObjCInterfaceDecl *IFD);
104 virtual void AddedObjCPropertyInClassExtension(const ObjCPropertyDecl *Prop,
105 const ObjCPropertyDecl *OrigProp,
106 const ObjCCategoryDecl *ClassExt);
108 std::vector<ASTMutationListener*> Listeners;
111 MultiplexASTMutationListener::MultiplexASTMutationListener(
112 ArrayRef<ASTMutationListener*> L)
113 : Listeners(L.begin(), L.end()) {
116 void MultiplexASTMutationListener::CompletedTagDefinition(const TagDecl *D) {
117 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
118 Listeners[i]->CompletedTagDefinition(D);
121 void MultiplexASTMutationListener::AddedVisibleDecl(
122 const DeclContext *DC, const Decl *D) {
123 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
124 Listeners[i]->AddedVisibleDecl(DC, D);
127 void MultiplexASTMutationListener::AddedCXXImplicitMember(
128 const CXXRecordDecl *RD, const Decl *D) {
129 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
130 Listeners[i]->AddedCXXImplicitMember(RD, D);
132 void MultiplexASTMutationListener::AddedCXXTemplateSpecialization(
133 const ClassTemplateDecl *TD, const ClassTemplateSpecializationDecl *D) {
134 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
135 Listeners[i]->AddedCXXTemplateSpecialization(TD, D);
137 void MultiplexASTMutationListener::AddedCXXTemplateSpecialization(
138 const FunctionTemplateDecl *TD, const FunctionDecl *D) {
139 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
140 Listeners[i]->AddedCXXTemplateSpecialization(TD, D);
142 void MultiplexASTMutationListener::CompletedImplicitDefinition(
143 const FunctionDecl *D) {
144 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
145 Listeners[i]->CompletedImplicitDefinition(D);
147 void MultiplexASTMutationListener::StaticDataMemberInstantiated(
149 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
150 Listeners[i]->StaticDataMemberInstantiated(D);
152 void MultiplexASTMutationListener::AddedObjCCategoryToInterface(
153 const ObjCCategoryDecl *CatD,
154 const ObjCInterfaceDecl *IFD) {
155 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
156 Listeners[i]->AddedObjCCategoryToInterface(CatD, IFD);
158 void MultiplexASTMutationListener::AddedObjCPropertyInClassExtension(
159 const ObjCPropertyDecl *Prop,
160 const ObjCPropertyDecl *OrigProp,
161 const ObjCCategoryDecl *ClassExt) {
162 for (size_t i = 0, e = Listeners.size(); i != e; ++i)
163 Listeners[i]->AddedObjCPropertyInClassExtension(Prop, OrigProp, ClassExt);
166 } // end namespace clang
169 MultiplexConsumer::MultiplexConsumer(ArrayRef<ASTConsumer*> C)
170 : Consumers(C.begin(), C.end()),
171 MutationListener(0), DeserializationListener(0) {
172 // Collect the mutation listeners and deserialization listeners of all
173 // children, and create a multiplex listener each if so.
174 std::vector<ASTMutationListener*> mutationListeners;
175 std::vector<ASTDeserializationListener*> serializationListeners;
176 for (size_t i = 0, e = Consumers.size(); i != e; ++i) {
177 ASTMutationListener* mutationListener =
178 Consumers[i]->GetASTMutationListener();
179 if (mutationListener)
180 mutationListeners.push_back(mutationListener);
181 ASTDeserializationListener* serializationListener =
182 Consumers[i]->GetASTDeserializationListener();
183 if (serializationListener)
184 serializationListeners.push_back(serializationListener);
186 if (mutationListeners.size()) {
187 MutationListener.reset(new MultiplexASTMutationListener(mutationListeners));
189 if (serializationListeners.size()) {
190 DeserializationListener.reset(
191 new MultiplexASTDeserializationListener(serializationListeners));
195 MultiplexConsumer::~MultiplexConsumer() {
196 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
200 void MultiplexConsumer::Initialize(ASTContext &Context) {
201 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
202 Consumers[i]->Initialize(Context);
205 bool MultiplexConsumer::HandleTopLevelDecl(DeclGroupRef D) {
206 bool Continue = true;
207 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
208 Continue = Continue && Consumers[i]->HandleTopLevelDecl(D);
212 void MultiplexConsumer::HandleCXXStaticMemberVarInstantiation(VarDecl *VD) {
213 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
214 Consumers[i]->HandleCXXStaticMemberVarInstantiation(VD);
217 void MultiplexConsumer::HandleInterestingDecl(DeclGroupRef D) {
218 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
219 Consumers[i]->HandleInterestingDecl(D);
222 void MultiplexConsumer::HandleTranslationUnit(ASTContext &Ctx) {
223 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
224 Consumers[i]->HandleTranslationUnit(Ctx);
227 void MultiplexConsumer::HandleTagDeclDefinition(TagDecl *D) {
228 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
229 Consumers[i]->HandleTagDeclDefinition(D);
232 void MultiplexConsumer::HandleCXXImplicitFunctionInstantiation(FunctionDecl *D){
233 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
234 Consumers[i]->HandleCXXImplicitFunctionInstantiation(D);
237 void MultiplexConsumer::HandleTopLevelDeclInObjCContainer(DeclGroupRef D) {
238 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
239 Consumers[i]->HandleTopLevelDeclInObjCContainer(D);
242 void MultiplexConsumer::CompleteTentativeDefinition(VarDecl *D) {
243 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
244 Consumers[i]->CompleteTentativeDefinition(D);
247 void MultiplexConsumer::HandleVTable(
248 CXXRecordDecl *RD, bool DefinitionRequired) {
249 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
250 Consumers[i]->HandleVTable(RD, DefinitionRequired);
253 ASTMutationListener *MultiplexConsumer::GetASTMutationListener() {
254 return MutationListener.get();
257 ASTDeserializationListener *MultiplexConsumer::GetASTDeserializationListener() {
258 return DeserializationListener.get();
261 void MultiplexConsumer::PrintStats() {
262 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
263 Consumers[i]->PrintStats();
266 void MultiplexConsumer::InitializeSema(Sema &S) {
267 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
268 if (SemaConsumer *SC = dyn_cast<SemaConsumer>(Consumers[i]))
269 SC->InitializeSema(S);
272 void MultiplexConsumer::ForgetSema() {
273 for (size_t i = 0, e = Consumers.size(); i != e; ++i)
274 if (SemaConsumer *SC = dyn_cast<SemaConsumer>(Consumers[i]))