1//===--- MultiplexExternalSemaSource.cpp ---------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file implements the event dispatching to the subscribed clients. 11// 12//===----------------------------------------------------------------------===// 13#include "clang/Sema/MultiplexExternalSemaSource.h" 14#include "clang/AST/DeclContextInternals.h" 15#include "clang/Sema/Lookup.h" 16 17using namespace clang; 18 19///\brief Constructs a new multiplexing external sema source and appends the 20/// given element to it. 21/// 22///\param[in] source - An ExternalSemaSource. 23/// 24MultiplexExternalSemaSource::MultiplexExternalSemaSource(ExternalSemaSource &s1, 25 ExternalSemaSource &s2){ 26 Sources.push_back(&s1); 27 Sources.push_back(&s2); 28} 29 30// pin the vtable here. 31MultiplexExternalSemaSource::~MultiplexExternalSemaSource() {} 32 33///\brief Appends new source to the source list. 34/// 35///\param[in] source - An ExternalSemaSource. 36/// 37void MultiplexExternalSemaSource::addSource(ExternalSemaSource &source) { 38 Sources.push_back(&source); 39} 40 41//===----------------------------------------------------------------------===// 42// ExternalASTSource. 43//===----------------------------------------------------------------------===// 44 45Decl *MultiplexExternalSemaSource::GetExternalDecl(uint32_t ID) { 46 for(size_t i = 0; i < Sources.size(); ++i) 47 if (Decl *Result = Sources[i]->GetExternalDecl(ID)) 48 return Result; 49 return nullptr; 50} 51 52void MultiplexExternalSemaSource::CompleteRedeclChain(const Decl *D) { 53 for (size_t i = 0; i < Sources.size(); ++i) 54 Sources[i]->CompleteRedeclChain(D); 55} 56 57Selector MultiplexExternalSemaSource::GetExternalSelector(uint32_t ID) { 58 Selector Sel; 59 for(size_t i = 0; i < Sources.size(); ++i) { 60 Sel = Sources[i]->GetExternalSelector(ID); 61 if (!Sel.isNull()) 62 return Sel; 63 } 64 return Sel; 65} 66 67uint32_t MultiplexExternalSemaSource::GetNumExternalSelectors() { 68 uint32_t total = 0; 69 for(size_t i = 0; i < Sources.size(); ++i) 70 total += Sources[i]->GetNumExternalSelectors(); 71 return total; 72} 73 74Stmt *MultiplexExternalSemaSource::GetExternalDeclStmt(uint64_t Offset) { 75 for(size_t i = 0; i < Sources.size(); ++i) 76 if (Stmt *Result = Sources[i]->GetExternalDeclStmt(Offset)) 77 return Result; 78 return nullptr; 79} 80 81CXXBaseSpecifier *MultiplexExternalSemaSource::GetExternalCXXBaseSpecifiers( 82 uint64_t Offset){ 83 for(size_t i = 0; i < Sources.size(); ++i) 84 if (CXXBaseSpecifier *R = Sources[i]->GetExternalCXXBaseSpecifiers(Offset)) 85 return R; 86 return nullptr; 87} 88 89bool MultiplexExternalSemaSource:: 90FindExternalVisibleDeclsByName(const DeclContext *DC, DeclarationName Name) { 91 bool AnyDeclsFound = false; 92 for (size_t i = 0; i < Sources.size(); ++i) 93 AnyDeclsFound |= Sources[i]->FindExternalVisibleDeclsByName(DC, Name); 94 return AnyDeclsFound; 95} 96 97void MultiplexExternalSemaSource::completeVisibleDeclsMap(const DeclContext *DC){ 98 for(size_t i = 0; i < Sources.size(); ++i) 99 Sources[i]->completeVisibleDeclsMap(DC); 100} 101 102ExternalLoadResult MultiplexExternalSemaSource:: 103FindExternalLexicalDecls(const DeclContext *DC, 104 bool (*isKindWeWant)(Decl::Kind), 105 SmallVectorImpl<Decl*> &Result) { 106 for(size_t i = 0; i < Sources.size(); ++i) 107 // FIXME: The semantics of the return result is unclear to me... 108 Sources[i]->FindExternalLexicalDecls(DC, isKindWeWant, Result); 109 110 return ELR_Success; 111} 112 113void MultiplexExternalSemaSource::FindFileRegionDecls(FileID File, 114 unsigned Offset, 115 unsigned Length, 116 SmallVectorImpl<Decl *> &Decls){ 117 for(size_t i = 0; i < Sources.size(); ++i) 118 Sources[i]->FindFileRegionDecls(File, Offset, Length, Decls); 119} 120 121void MultiplexExternalSemaSource::CompleteType(TagDecl *Tag) { 122 for(size_t i = 0; i < Sources.size(); ++i) 123 Sources[i]->CompleteType(Tag); 124} 125 126void MultiplexExternalSemaSource::CompleteType(ObjCInterfaceDecl *Class) { 127 for(size_t i = 0; i < Sources.size(); ++i) 128 Sources[i]->CompleteType(Class); 129} 130 131void MultiplexExternalSemaSource::ReadComments() { 132 for(size_t i = 0; i < Sources.size(); ++i) 133 Sources[i]->ReadComments(); 134} 135 136void MultiplexExternalSemaSource::StartedDeserializing() { 137 for(size_t i = 0; i < Sources.size(); ++i) 138 Sources[i]->StartedDeserializing(); 139} 140 141void MultiplexExternalSemaSource::FinishedDeserializing() { 142 for(size_t i = 0; i < Sources.size(); ++i) 143 Sources[i]->FinishedDeserializing(); 144} 145 146void MultiplexExternalSemaSource::StartTranslationUnit(ASTConsumer *Consumer) { 147 for(size_t i = 0; i < Sources.size(); ++i) 148 Sources[i]->StartTranslationUnit(Consumer); 149} 150 151void MultiplexExternalSemaSource::PrintStats() { 152 for(size_t i = 0; i < Sources.size(); ++i) 153 Sources[i]->PrintStats(); 154} 155 156bool MultiplexExternalSemaSource::layoutRecordType(const RecordDecl *Record, 157 uint64_t &Size, 158 uint64_t &Alignment, 159 llvm::DenseMap<const FieldDecl *, uint64_t> &FieldOffsets, 160 llvm::DenseMap<const CXXRecordDecl *, CharUnits> &BaseOffsets, 161 llvm::DenseMap<const CXXRecordDecl *, CharUnits> &VirtualBaseOffsets){ 162 for(size_t i = 0; i < Sources.size(); ++i) 163 if (Sources[i]->layoutRecordType(Record, Size, Alignment, FieldOffsets, 164 BaseOffsets, VirtualBaseOffsets)) 165 return true; 166 return false; 167} 168 169void MultiplexExternalSemaSource:: 170getMemoryBufferSizes(MemoryBufferSizes &sizes) const { 171 for(size_t i = 0; i < Sources.size(); ++i) 172 Sources[i]->getMemoryBufferSizes(sizes); 173 174} 175 176//===----------------------------------------------------------------------===// 177// ExternalSemaSource. 178//===----------------------------------------------------------------------===// 179 180 181void MultiplexExternalSemaSource::InitializeSema(Sema &S) { 182 for(size_t i = 0; i < Sources.size(); ++i) 183 Sources[i]->InitializeSema(S); 184} 185 186void MultiplexExternalSemaSource::ForgetSema() { 187 for(size_t i = 0; i < Sources.size(); ++i) 188 Sources[i]->ForgetSema(); 189} 190 191void MultiplexExternalSemaSource::ReadMethodPool(Selector Sel) { 192 for(size_t i = 0; i < Sources.size(); ++i) 193 Sources[i]->ReadMethodPool(Sel); 194} 195 196void MultiplexExternalSemaSource::ReadKnownNamespaces( 197 SmallVectorImpl<NamespaceDecl*> &Namespaces){ 198 for(size_t i = 0; i < Sources.size(); ++i) 199 Sources[i]->ReadKnownNamespaces(Namespaces); 200} 201 202void MultiplexExternalSemaSource::ReadUndefinedButUsed( 203 llvm::DenseMap<NamedDecl*, SourceLocation> &Undefined){ 204 for(size_t i = 0; i < Sources.size(); ++i) 205 Sources[i]->ReadUndefinedButUsed(Undefined); 206} 207 208bool MultiplexExternalSemaSource::LookupUnqualified(LookupResult &R, Scope *S){ 209 for(size_t i = 0; i < Sources.size(); ++i) 210 Sources[i]->LookupUnqualified(R, S); 211 212 return !R.empty(); 213} 214 215void MultiplexExternalSemaSource::ReadTentativeDefinitions( 216 SmallVectorImpl<VarDecl*> &TentativeDefs) { 217 for(size_t i = 0; i < Sources.size(); ++i) 218 Sources[i]->ReadTentativeDefinitions(TentativeDefs); 219} 220 221void MultiplexExternalSemaSource::ReadUnusedFileScopedDecls( 222 SmallVectorImpl<const DeclaratorDecl*> &Decls) { 223 for(size_t i = 0; i < Sources.size(); ++i) 224 Sources[i]->ReadUnusedFileScopedDecls(Decls); 225} 226 227void MultiplexExternalSemaSource::ReadDelegatingConstructors( 228 SmallVectorImpl<CXXConstructorDecl*> &Decls) { 229 for(size_t i = 0; i < Sources.size(); ++i) 230 Sources[i]->ReadDelegatingConstructors(Decls); 231} 232 233void MultiplexExternalSemaSource::ReadExtVectorDecls( 234 SmallVectorImpl<TypedefNameDecl*> &Decls) { 235 for(size_t i = 0; i < Sources.size(); ++i) 236 Sources[i]->ReadExtVectorDecls(Decls); 237} 238 239void MultiplexExternalSemaSource::ReadDynamicClasses( 240 SmallVectorImpl<CXXRecordDecl*> &Decls) { 241 for(size_t i = 0; i < Sources.size(); ++i) 242 Sources[i]->ReadDynamicClasses(Decls); 243} 244 245void MultiplexExternalSemaSource::ReadLocallyScopedExternCDecls( 246 SmallVectorImpl<NamedDecl*> &Decls) { 247 for(size_t i = 0; i < Sources.size(); ++i) 248 Sources[i]->ReadLocallyScopedExternCDecls(Decls); 249} 250 251void MultiplexExternalSemaSource::ReadReferencedSelectors( 252 SmallVectorImpl<std::pair<Selector, SourceLocation> > &Sels) { 253 for(size_t i = 0; i < Sources.size(); ++i) 254 Sources[i]->ReadReferencedSelectors(Sels); 255} 256 257void MultiplexExternalSemaSource::ReadWeakUndeclaredIdentifiers( 258 SmallVectorImpl<std::pair<IdentifierInfo*, WeakInfo> > &WI) { 259 for(size_t i = 0; i < Sources.size(); ++i) 260 Sources[i]->ReadWeakUndeclaredIdentifiers(WI); 261} 262 263void MultiplexExternalSemaSource::ReadUsedVTables( 264 SmallVectorImpl<ExternalVTableUse> &VTables) { 265 for(size_t i = 0; i < Sources.size(); ++i) 266 Sources[i]->ReadUsedVTables(VTables); 267} 268 269void MultiplexExternalSemaSource::ReadPendingInstantiations( 270 SmallVectorImpl<std::pair<ValueDecl*, 271 SourceLocation> > &Pending) { 272 for(size_t i = 0; i < Sources.size(); ++i) 273 Sources[i]->ReadPendingInstantiations(Pending); 274} 275 276void MultiplexExternalSemaSource::ReadLateParsedTemplates( 277 llvm::DenseMap<const FunctionDecl *, LateParsedTemplate *> &LPTMap) { 278 for (size_t i = 0; i < Sources.size(); ++i) 279 Sources[i]->ReadLateParsedTemplates(LPTMap); 280} 281 282TypoCorrection MultiplexExternalSemaSource::CorrectTypo( 283 const DeclarationNameInfo &Typo, 284 int LookupKind, Scope *S, CXXScopeSpec *SS, 285 CorrectionCandidateCallback &CCC, 286 DeclContext *MemberContext, 287 bool EnteringContext, 288 const ObjCObjectPointerType *OPT) { 289 for (size_t I = 0, E = Sources.size(); I < E; ++I) { 290 if (TypoCorrection C = Sources[I]->CorrectTypo(Typo, LookupKind, S, SS, CCC, 291 MemberContext, 292 EnteringContext, OPT)) 293 return C; 294 } 295 return TypoCorrection(); 296} 297 298bool MultiplexExternalSemaSource::MaybeDiagnoseMissingCompleteType( 299 SourceLocation Loc, QualType T) { 300 for (size_t I = 0, E = Sources.size(); I < E; ++I) { 301 if (Sources[I]->MaybeDiagnoseMissingCompleteType(Loc, T)) 302 return true; 303 } 304 return false; 305} 306