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Diffstat (limited to 'tools/libclang/IndexingContext.cpp')
| -rw-r--r-- | tools/libclang/IndexingContext.cpp | 1169 |
1 files changed, 0 insertions, 1169 deletions
diff --git a/tools/libclang/IndexingContext.cpp b/tools/libclang/IndexingContext.cpp deleted file mode 100644 index f7640c63e05c1..0000000000000 --- a/tools/libclang/IndexingContext.cpp +++ /dev/null @@ -1,1169 +0,0 @@ -//===- IndexingContext.cpp - Higher level API functions -------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "IndexingContext.h" -#include "CIndexDiagnostic.h" -#include "CXTranslationUnit.h" -#include "clang/AST/Attr.h" -#include "clang/AST/DeclCXX.h" -#include "clang/AST/DeclTemplate.h" -#include "clang/Frontend/ASTUnit.h" - -using namespace clang; -using namespace cxindex; -using namespace cxcursor; - -IndexingContext::ObjCProtocolListInfo::ObjCProtocolListInfo( - const ObjCProtocolList &ProtList, - IndexingContext &IdxCtx, - ScratchAlloc &SA) { - ObjCInterfaceDecl::protocol_loc_iterator LI = ProtList.loc_begin(); - for (ObjCInterfaceDecl::protocol_iterator - I = ProtList.begin(), E = ProtList.end(); I != E; ++I, ++LI) { - SourceLocation Loc = *LI; - ObjCProtocolDecl *PD = *I; - ProtEntities.push_back(EntityInfo()); - IdxCtx.getEntityInfo(PD, ProtEntities.back(), SA); - CXIdxObjCProtocolRefInfo ProtInfo = { nullptr, - MakeCursorObjCProtocolRef(PD, Loc, IdxCtx.CXTU), - IdxCtx.getIndexLoc(Loc) }; - ProtInfos.push_back(ProtInfo); - - if (IdxCtx.shouldSuppressRefs()) - IdxCtx.markEntityOccurrenceInFile(PD, Loc); - } - - for (unsigned i = 0, e = ProtInfos.size(); i != e; ++i) - ProtInfos[i].protocol = &ProtEntities[i]; - - for (unsigned i = 0, e = ProtInfos.size(); i != e; ++i) - Prots.push_back(&ProtInfos[i]); -} - - -IBOutletCollectionInfo::IBOutletCollectionInfo( - const IBOutletCollectionInfo &other) - : AttrInfo(CXIdxAttr_IBOutletCollection, other.cursor, other.loc, other.A) { - - IBCollInfo.attrInfo = this; - IBCollInfo.classCursor = other.IBCollInfo.classCursor; - IBCollInfo.classLoc = other.IBCollInfo.classLoc; - if (other.IBCollInfo.objcClass) { - ClassInfo = other.ClassInfo; - IBCollInfo.objcClass = &ClassInfo; - } else - IBCollInfo.objcClass = nullptr; -} - -AttrListInfo::AttrListInfo(const Decl *D, IndexingContext &IdxCtx) - : SA(IdxCtx), ref_cnt(0) { - - if (!D->hasAttrs()) - return; - - for (const auto *A : D->attrs()) { - CXCursor C = MakeCXCursor(A, D, IdxCtx.CXTU); - CXIdxLoc Loc = IdxCtx.getIndexLoc(A->getLocation()); - switch (C.kind) { - default: - Attrs.push_back(AttrInfo(CXIdxAttr_Unexposed, C, Loc, A)); - break; - case CXCursor_IBActionAttr: - Attrs.push_back(AttrInfo(CXIdxAttr_IBAction, C, Loc, A)); - break; - case CXCursor_IBOutletAttr: - Attrs.push_back(AttrInfo(CXIdxAttr_IBOutlet, C, Loc, A)); - break; - case CXCursor_IBOutletCollectionAttr: - IBCollAttrs.push_back(IBOutletCollectionInfo(C, Loc, A)); - break; - } - } - - for (unsigned i = 0, e = IBCollAttrs.size(); i != e; ++i) { - IBOutletCollectionInfo &IBInfo = IBCollAttrs[i]; - CXAttrs.push_back(&IBInfo); - - const IBOutletCollectionAttr * - IBAttr = cast<IBOutletCollectionAttr>(IBInfo.A); - SourceLocation InterfaceLocStart = - IBAttr->getInterfaceLoc()->getTypeLoc().getLocStart(); - IBInfo.IBCollInfo.attrInfo = &IBInfo; - IBInfo.IBCollInfo.classLoc = IdxCtx.getIndexLoc(InterfaceLocStart); - IBInfo.IBCollInfo.objcClass = nullptr; - IBInfo.IBCollInfo.classCursor = clang_getNullCursor(); - QualType Ty = IBAttr->getInterface(); - if (const ObjCObjectType *ObjectTy = Ty->getAs<ObjCObjectType>()) { - if (const ObjCInterfaceDecl *InterD = ObjectTy->getInterface()) { - IdxCtx.getEntityInfo(InterD, IBInfo.ClassInfo, SA); - IBInfo.IBCollInfo.objcClass = &IBInfo.ClassInfo; - IBInfo.IBCollInfo.classCursor = - MakeCursorObjCClassRef(InterD, InterfaceLocStart, IdxCtx.CXTU); - } - } - } - - for (unsigned i = 0, e = Attrs.size(); i != e; ++i) - CXAttrs.push_back(&Attrs[i]); -} - -IntrusiveRefCntPtr<AttrListInfo> -AttrListInfo::create(const Decl *D, IndexingContext &IdxCtx) { - ScratchAlloc SA(IdxCtx); - AttrListInfo *attrs = SA.allocate<AttrListInfo>(); - return new (attrs) AttrListInfo(D, IdxCtx); -} - -IndexingContext::CXXBasesListInfo::CXXBasesListInfo(const CXXRecordDecl *D, - IndexingContext &IdxCtx, - ScratchAlloc &SA) { - for (const auto &Base : D->bases()) { - BaseEntities.push_back(EntityInfo()); - const NamedDecl *BaseD = nullptr; - QualType T = Base.getType(); - SourceLocation Loc = getBaseLoc(Base); - - if (const TypedefType *TDT = T->getAs<TypedefType>()) { - BaseD = TDT->getDecl(); - } else if (const TemplateSpecializationType * - TST = T->getAs<TemplateSpecializationType>()) { - BaseD = TST->getTemplateName().getAsTemplateDecl(); - } else if (const RecordType *RT = T->getAs<RecordType>()) { - BaseD = RT->getDecl(); - } - - if (BaseD) - IdxCtx.getEntityInfo(BaseD, BaseEntities.back(), SA); - CXIdxBaseClassInfo BaseInfo = { nullptr, - MakeCursorCXXBaseSpecifier(&Base, IdxCtx.CXTU), - IdxCtx.getIndexLoc(Loc) }; - BaseInfos.push_back(BaseInfo); - } - - for (unsigned i = 0, e = BaseInfos.size(); i != e; ++i) { - if (BaseEntities[i].name && BaseEntities[i].USR) - BaseInfos[i].base = &BaseEntities[i]; - } - - for (unsigned i = 0, e = BaseInfos.size(); i != e; ++i) - CXBases.push_back(&BaseInfos[i]); -} - -SourceLocation IndexingContext::CXXBasesListInfo::getBaseLoc( - const CXXBaseSpecifier &Base) const { - SourceLocation Loc = Base.getSourceRange().getBegin(); - TypeLoc TL; - if (Base.getTypeSourceInfo()) - TL = Base.getTypeSourceInfo()->getTypeLoc(); - if (TL.isNull()) - return Loc; - - if (QualifiedTypeLoc QL = TL.getAs<QualifiedTypeLoc>()) - TL = QL.getUnqualifiedLoc(); - - if (ElaboratedTypeLoc EL = TL.getAs<ElaboratedTypeLoc>()) - return EL.getNamedTypeLoc().getBeginLoc(); - if (DependentNameTypeLoc DL = TL.getAs<DependentNameTypeLoc>()) - return DL.getNameLoc(); - if (DependentTemplateSpecializationTypeLoc DTL = - TL.getAs<DependentTemplateSpecializationTypeLoc>()) - return DTL.getTemplateNameLoc(); - - return Loc; -} - -const char *ScratchAlloc::toCStr(StringRef Str) { - if (Str.empty()) - return ""; - if (Str.data()[Str.size()] == '\0') - return Str.data(); - return copyCStr(Str); -} - -const char *ScratchAlloc::copyCStr(StringRef Str) { - char *buf = IdxCtx.StrScratch.Allocate<char>(Str.size() + 1); - std::uninitialized_copy(Str.begin(), Str.end(), buf); - buf[Str.size()] = '\0'; - return buf; -} - -void IndexingContext::setASTContext(ASTContext &ctx) { - Ctx = &ctx; - cxtu::getASTUnit(CXTU)->setASTContext(&ctx); -} - -void IndexingContext::setPreprocessor(Preprocessor &PP) { - cxtu::getASTUnit(CXTU)->setPreprocessor(&PP); -} - -bool IndexingContext::isFunctionLocalDecl(const Decl *D) { - assert(D); - - if (!D->getParentFunctionOrMethod()) - return false; - - if (const NamedDecl *ND = dyn_cast<NamedDecl>(D)) { - switch (ND->getFormalLinkage()) { - case NoLinkage: - case VisibleNoLinkage: - case InternalLinkage: - return true; - case UniqueExternalLinkage: - llvm_unreachable("Not a sema linkage"); - case ExternalLinkage: - return false; - } - } - - return true; -} - -bool IndexingContext::shouldAbort() { - if (!CB.abortQuery) - return false; - return CB.abortQuery(ClientData, nullptr); -} - -void IndexingContext::enteredMainFile(const FileEntry *File) { - if (File && CB.enteredMainFile) { - CXIdxClientFile idxFile = - CB.enteredMainFile(ClientData, - static_cast<CXFile>(const_cast<FileEntry *>(File)), - nullptr); - FileMap[File] = idxFile; - } -} - -void IndexingContext::ppIncludedFile(SourceLocation hashLoc, - StringRef filename, - const FileEntry *File, - bool isImport, bool isAngled, - bool isModuleImport) { - if (!CB.ppIncludedFile) - return; - - ScratchAlloc SA(*this); - CXIdxIncludedFileInfo Info = { getIndexLoc(hashLoc), - SA.toCStr(filename), - static_cast<CXFile>( - const_cast<FileEntry *>(File)), - isImport, isAngled, isModuleImport }; - CXIdxClientFile idxFile = CB.ppIncludedFile(ClientData, &Info); - FileMap[File] = idxFile; -} - -void IndexingContext::importedModule(const ImportDecl *ImportD) { - if (!CB.importedASTFile) - return; - - Module *Mod = ImportD->getImportedModule(); - if (!Mod) - return; - - CXIdxImportedASTFileInfo Info = { - static_cast<CXFile>( - const_cast<FileEntry *>(Mod->getASTFile())), - Mod, - getIndexLoc(ImportD->getLocation()), - ImportD->isImplicit() - }; - CXIdxClientASTFile astFile = CB.importedASTFile(ClientData, &Info); - (void)astFile; -} - -void IndexingContext::importedPCH(const FileEntry *File) { - if (!CB.importedASTFile) - return; - - CXIdxImportedASTFileInfo Info = { - static_cast<CXFile>( - const_cast<FileEntry *>(File)), - /*module=*/nullptr, - getIndexLoc(SourceLocation()), - /*isImplicit=*/false - }; - CXIdxClientASTFile astFile = CB.importedASTFile(ClientData, &Info); - (void)astFile; -} - -void IndexingContext::startedTranslationUnit() { - CXIdxClientContainer idxCont = nullptr; - if (CB.startedTranslationUnit) - idxCont = CB.startedTranslationUnit(ClientData, nullptr); - addContainerInMap(Ctx->getTranslationUnitDecl(), idxCont); -} - -void IndexingContext::handleDiagnosticSet(CXDiagnostic CXDiagSet) { - if (!CB.diagnostic) - return; - - CB.diagnostic(ClientData, CXDiagSet, nullptr); -} - -bool IndexingContext::handleDecl(const NamedDecl *D, - SourceLocation Loc, CXCursor Cursor, - DeclInfo &DInfo, - const DeclContext *LexicalDC) { - if (!CB.indexDeclaration || !D) - return false; - if (D->isImplicit() && shouldIgnoreIfImplicit(D)) - return false; - - ScratchAlloc SA(*this); - getEntityInfo(D, DInfo.EntInfo, SA); - if ((!shouldIndexFunctionLocalSymbols() && !DInfo.EntInfo.USR) - || Loc.isInvalid()) - return false; - - if (!LexicalDC) - LexicalDC = D->getLexicalDeclContext(); - - if (shouldSuppressRefs()) - markEntityOccurrenceInFile(D, Loc); - - DInfo.entityInfo = &DInfo.EntInfo; - DInfo.cursor = Cursor; - DInfo.loc = getIndexLoc(Loc); - DInfo.isImplicit = D->isImplicit(); - - DInfo.attributes = DInfo.EntInfo.attributes; - DInfo.numAttributes = DInfo.EntInfo.numAttributes; - - getContainerInfo(D->getDeclContext(), DInfo.SemanticContainer); - DInfo.semanticContainer = &DInfo.SemanticContainer; - - if (LexicalDC == D->getDeclContext()) { - DInfo.lexicalContainer = &DInfo.SemanticContainer; - } else if (isTemplateImplicitInstantiation(D)) { - // Implicit instantiations have the lexical context of where they were - // instantiated first. We choose instead the semantic context because: - // 1) at the time that we see the instantiation we have not seen the - // function where it occurred yet. - // 2) the lexical context of the first instantiation is not useful - // information anyway. - DInfo.lexicalContainer = &DInfo.SemanticContainer; - } else { - getContainerInfo(LexicalDC, DInfo.LexicalContainer); - DInfo.lexicalContainer = &DInfo.LexicalContainer; - } - - if (DInfo.isContainer) { - getContainerInfo(getEntityContainer(D), DInfo.DeclAsContainer); - DInfo.declAsContainer = &DInfo.DeclAsContainer; - } - - CB.indexDeclaration(ClientData, &DInfo); - return true; -} - -bool IndexingContext::handleObjCContainer(const ObjCContainerDecl *D, - SourceLocation Loc, CXCursor Cursor, - ObjCContainerDeclInfo &ContDInfo) { - ContDInfo.ObjCContDeclInfo.declInfo = &ContDInfo; - return handleDecl(D, Loc, Cursor, ContDInfo); -} - -bool IndexingContext::handleFunction(const FunctionDecl *D) { - bool isDef = D->isThisDeclarationADefinition(); - bool isContainer = isDef; - bool isSkipped = false; - if (D->hasSkippedBody()) { - isSkipped = true; - isDef = true; - isContainer = false; - } - - DeclInfo DInfo(!D->isFirstDecl(), isDef, isContainer); - if (isSkipped) - DInfo.flags |= CXIdxDeclFlag_Skipped; - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleVar(const VarDecl *D) { - DeclInfo DInfo(!D->isFirstDecl(), D->isThisDeclarationADefinition(), - /*isContainer=*/false); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleField(const FieldDecl *D) { - DeclInfo DInfo(/*isRedeclaration=*/false, /*isDefinition=*/true, - /*isContainer=*/false); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleMSProperty(const MSPropertyDecl *D) { - DeclInfo DInfo(/*isRedeclaration=*/false, /*isDefinition=*/true, - /*isContainer=*/false); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleEnumerator(const EnumConstantDecl *D) { - DeclInfo DInfo(/*isRedeclaration=*/false, /*isDefinition=*/true, - /*isContainer=*/false); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleTagDecl(const TagDecl *D) { - if (const CXXRecordDecl *CXXRD = dyn_cast<CXXRecordDecl>(D)) - return handleCXXRecordDecl(CXXRD, D); - - DeclInfo DInfo(!D->isFirstDecl(), D->isThisDeclarationADefinition(), - D->isThisDeclarationADefinition()); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleTypedefName(const TypedefNameDecl *D) { - DeclInfo DInfo(!D->isFirstDecl(), /*isDefinition=*/true, - /*isContainer=*/false); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleObjCInterface(const ObjCInterfaceDecl *D) { - // For @class forward declarations, suppress them the same way as references. - if (!D->isThisDeclarationADefinition()) { - if (shouldSuppressRefs() && markEntityOccurrenceInFile(D, D->getLocation())) - return false; // already occurred. - - // FIXME: This seems like the wrong definition for redeclaration. - bool isRedeclaration = D->hasDefinition() || D->getPreviousDecl(); - ObjCContainerDeclInfo ContDInfo(/*isForwardRef=*/true, isRedeclaration, - /*isImplementation=*/false); - return handleObjCContainer(D, D->getLocation(), - MakeCursorObjCClassRef(D, D->getLocation(), - CXTU), - ContDInfo); - } - - ScratchAlloc SA(*this); - - CXIdxBaseClassInfo BaseClass; - EntityInfo BaseEntity; - BaseClass.cursor = clang_getNullCursor(); - if (ObjCInterfaceDecl *SuperD = D->getSuperClass()) { - getEntityInfo(SuperD, BaseEntity, SA); - SourceLocation SuperLoc = D->getSuperClassLoc(); - BaseClass.base = &BaseEntity; - BaseClass.cursor = MakeCursorObjCSuperClassRef(SuperD, SuperLoc, CXTU); - BaseClass.loc = getIndexLoc(SuperLoc); - - if (shouldSuppressRefs()) - markEntityOccurrenceInFile(SuperD, SuperLoc); - } - - ObjCProtocolList EmptyProtoList; - ObjCProtocolListInfo ProtInfo(D->isThisDeclarationADefinition() - ? D->getReferencedProtocols() - : EmptyProtoList, - *this, SA); - - ObjCInterfaceDeclInfo InterInfo(D); - InterInfo.ObjCProtoListInfo = ProtInfo.getListInfo(); - InterInfo.ObjCInterDeclInfo.containerInfo = &InterInfo.ObjCContDeclInfo; - InterInfo.ObjCInterDeclInfo.superInfo = D->getSuperClass() ? &BaseClass - : nullptr; - InterInfo.ObjCInterDeclInfo.protocols = &InterInfo.ObjCProtoListInfo; - - return handleObjCContainer(D, D->getLocation(), getCursor(D), InterInfo); -} - -bool IndexingContext::handleObjCImplementation( - const ObjCImplementationDecl *D) { - ObjCContainerDeclInfo ContDInfo(/*isForwardRef=*/false, - /*isRedeclaration=*/true, - /*isImplementation=*/true); - return handleObjCContainer(D, D->getLocation(), getCursor(D), ContDInfo); -} - -bool IndexingContext::handleObjCProtocol(const ObjCProtocolDecl *D) { - if (!D->isThisDeclarationADefinition()) { - if (shouldSuppressRefs() && markEntityOccurrenceInFile(D, D->getLocation())) - return false; // already occurred. - - // FIXME: This seems like the wrong definition for redeclaration. - bool isRedeclaration = D->hasDefinition() || D->getPreviousDecl(); - ObjCContainerDeclInfo ContDInfo(/*isForwardRef=*/true, - isRedeclaration, - /*isImplementation=*/false); - return handleObjCContainer(D, D->getLocation(), - MakeCursorObjCProtocolRef(D, D->getLocation(), - CXTU), - ContDInfo); - } - - ScratchAlloc SA(*this); - ObjCProtocolList EmptyProtoList; - ObjCProtocolListInfo ProtListInfo(D->isThisDeclarationADefinition() - ? D->getReferencedProtocols() - : EmptyProtoList, - *this, SA); - - ObjCProtocolDeclInfo ProtInfo(D); - ProtInfo.ObjCProtoRefListInfo = ProtListInfo.getListInfo(); - - return handleObjCContainer(D, D->getLocation(), getCursor(D), ProtInfo); -} - -bool IndexingContext::handleObjCCategory(const ObjCCategoryDecl *D) { - ScratchAlloc SA(*this); - - ObjCCategoryDeclInfo CatDInfo(/*isImplementation=*/false); - EntityInfo ClassEntity; - const ObjCInterfaceDecl *IFaceD = D->getClassInterface(); - SourceLocation ClassLoc = D->getLocation(); - SourceLocation CategoryLoc = D->IsClassExtension() ? ClassLoc - : D->getCategoryNameLoc(); - getEntityInfo(IFaceD, ClassEntity, SA); - - if (shouldSuppressRefs()) - markEntityOccurrenceInFile(IFaceD, ClassLoc); - - ObjCProtocolListInfo ProtInfo(D->getReferencedProtocols(), *this, SA); - - CatDInfo.ObjCCatDeclInfo.containerInfo = &CatDInfo.ObjCContDeclInfo; - if (IFaceD) { - CatDInfo.ObjCCatDeclInfo.objcClass = &ClassEntity; - CatDInfo.ObjCCatDeclInfo.classCursor = - MakeCursorObjCClassRef(IFaceD, ClassLoc, CXTU); - } else { - CatDInfo.ObjCCatDeclInfo.objcClass = nullptr; - CatDInfo.ObjCCatDeclInfo.classCursor = clang_getNullCursor(); - } - CatDInfo.ObjCCatDeclInfo.classLoc = getIndexLoc(ClassLoc); - CatDInfo.ObjCProtoListInfo = ProtInfo.getListInfo(); - CatDInfo.ObjCCatDeclInfo.protocols = &CatDInfo.ObjCProtoListInfo; - - return handleObjCContainer(D, CategoryLoc, getCursor(D), CatDInfo); -} - -bool IndexingContext::handleObjCCategoryImpl(const ObjCCategoryImplDecl *D) { - ScratchAlloc SA(*this); - - const ObjCCategoryDecl *CatD = D->getCategoryDecl(); - ObjCCategoryDeclInfo CatDInfo(/*isImplementation=*/true); - EntityInfo ClassEntity; - const ObjCInterfaceDecl *IFaceD = CatD->getClassInterface(); - SourceLocation ClassLoc = D->getLocation(); - SourceLocation CategoryLoc = D->getCategoryNameLoc(); - getEntityInfo(IFaceD, ClassEntity, SA); - - if (shouldSuppressRefs()) - markEntityOccurrenceInFile(IFaceD, ClassLoc); - - CatDInfo.ObjCCatDeclInfo.containerInfo = &CatDInfo.ObjCContDeclInfo; - if (IFaceD) { - CatDInfo.ObjCCatDeclInfo.objcClass = &ClassEntity; - CatDInfo.ObjCCatDeclInfo.classCursor = - MakeCursorObjCClassRef(IFaceD, ClassLoc, CXTU); - } else { - CatDInfo.ObjCCatDeclInfo.objcClass = nullptr; - CatDInfo.ObjCCatDeclInfo.classCursor = clang_getNullCursor(); - } - CatDInfo.ObjCCatDeclInfo.classLoc = getIndexLoc(ClassLoc); - CatDInfo.ObjCCatDeclInfo.protocols = nullptr; - - return handleObjCContainer(D, CategoryLoc, getCursor(D), CatDInfo); -} - -bool IndexingContext::handleObjCMethod(const ObjCMethodDecl *D) { - bool isDef = D->isThisDeclarationADefinition(); - bool isContainer = isDef; - bool isSkipped = false; - if (D->hasSkippedBody()) { - isSkipped = true; - isDef = true; - isContainer = false; - } - - DeclInfo DInfo(!D->isCanonicalDecl(), isDef, isContainer); - if (isSkipped) - DInfo.flags |= CXIdxDeclFlag_Skipped; - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleSynthesizedObjCProperty( - const ObjCPropertyImplDecl *D) { - ObjCPropertyDecl *PD = D->getPropertyDecl(); - return handleReference(PD, D->getLocation(), getCursor(D), nullptr, - D->getDeclContext()); -} - -bool IndexingContext::handleSynthesizedObjCMethod(const ObjCMethodDecl *D, - SourceLocation Loc, - const DeclContext *LexicalDC) { - DeclInfo DInfo(/*isRedeclaration=*/true, /*isDefinition=*/true, - /*isContainer=*/false); - return handleDecl(D, Loc, getCursor(D), DInfo, LexicalDC); -} - -bool IndexingContext::handleObjCProperty(const ObjCPropertyDecl *D) { - ScratchAlloc SA(*this); - - ObjCPropertyDeclInfo DInfo; - EntityInfo GetterEntity; - EntityInfo SetterEntity; - - DInfo.ObjCPropDeclInfo.declInfo = &DInfo; - - if (ObjCMethodDecl *Getter = D->getGetterMethodDecl()) { - getEntityInfo(Getter, GetterEntity, SA); - DInfo.ObjCPropDeclInfo.getter = &GetterEntity; - } else { - DInfo.ObjCPropDeclInfo.getter = nullptr; - } - if (ObjCMethodDecl *Setter = D->getSetterMethodDecl()) { - getEntityInfo(Setter, SetterEntity, SA); - DInfo.ObjCPropDeclInfo.setter = &SetterEntity; - } else { - DInfo.ObjCPropDeclInfo.setter = nullptr; - } - - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleNamespace(const NamespaceDecl *D) { - DeclInfo DInfo(/*isRedeclaration=*/!D->isOriginalNamespace(), - /*isDefinition=*/true, - /*isContainer=*/true); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleClassTemplate(const ClassTemplateDecl *D) { - return handleCXXRecordDecl(D->getTemplatedDecl(), D); -} - -bool IndexingContext::handleFunctionTemplate(const FunctionTemplateDecl *D) { - DeclInfo DInfo(/*isRedeclaration=*/!D->isCanonicalDecl(), - /*isDefinition=*/D->isThisDeclarationADefinition(), - /*isContainer=*/D->isThisDeclarationADefinition()); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleTypeAliasTemplate(const TypeAliasTemplateDecl *D) { - DeclInfo DInfo(/*isRedeclaration=*/!D->isCanonicalDecl(), - /*isDefinition=*/true, /*isContainer=*/false); - return handleDecl(D, D->getLocation(), getCursor(D), DInfo); -} - -bool IndexingContext::handleReference(const NamedDecl *D, SourceLocation Loc, - const NamedDecl *Parent, - const DeclContext *DC, - const Expr *E, - CXIdxEntityRefKind Kind) { - if (!D) - return false; - - CXCursor Cursor = E ? MakeCXCursor(E, cast<Decl>(DC), CXTU) - : getRefCursor(D, Loc); - return handleReference(D, Loc, Cursor, Parent, DC, E, Kind); -} - -bool IndexingContext::handleReference(const NamedDecl *D, SourceLocation Loc, - CXCursor Cursor, - const NamedDecl *Parent, - const DeclContext *DC, - const Expr *E, - CXIdxEntityRefKind Kind) { - if (!CB.indexEntityReference) - return false; - - if (!D) - return false; - if (Loc.isInvalid()) - return false; - if (!shouldIndexFunctionLocalSymbols() && isFunctionLocalDecl(D)) - return false; - if (isNotFromSourceFile(D->getLocation())) - return false; - if (D->isImplicit() && shouldIgnoreIfImplicit(D)) - return false; - - if (shouldSuppressRefs()) { - if (markEntityOccurrenceInFile(D, Loc)) - return false; // already occurred. - } - - ScratchAlloc SA(*this); - EntityInfo RefEntity, ParentEntity; - getEntityInfo(D, RefEntity, SA); - if (!RefEntity.USR) - return false; - - getEntityInfo(Parent, ParentEntity, SA); - - ContainerInfo Container; - getContainerInfo(DC, Container); - - CXIdxEntityRefInfo Info = { Kind, - Cursor, - getIndexLoc(Loc), - &RefEntity, - Parent ? &ParentEntity : nullptr, - &Container }; - CB.indexEntityReference(ClientData, &Info); - return true; -} - -bool IndexingContext::isNotFromSourceFile(SourceLocation Loc) const { - if (Loc.isInvalid()) - return true; - SourceManager &SM = Ctx->getSourceManager(); - SourceLocation FileLoc = SM.getFileLoc(Loc); - FileID FID = SM.getFileID(FileLoc); - return SM.getFileEntryForID(FID) == nullptr; -} - -void IndexingContext::addContainerInMap(const DeclContext *DC, - CXIdxClientContainer container) { - if (!DC) - return; - - ContainerMapTy::iterator I = ContainerMap.find(DC); - if (I == ContainerMap.end()) { - if (container) - ContainerMap[DC] = container; - return; - } - // Allow changing the container of a previously seen DeclContext so we - // can handle invalid user code, like a function re-definition. - if (container) - I->second = container; - else - ContainerMap.erase(I); -} - -CXIdxClientEntity IndexingContext::getClientEntity(const Decl *D) const { - if (!D) - return nullptr; - EntityMapTy::const_iterator I = EntityMap.find(D); - if (I == EntityMap.end()) - return nullptr; - return I->second; -} - -void IndexingContext::setClientEntity(const Decl *D, CXIdxClientEntity client) { - if (!D) - return; - EntityMap[D] = client; -} - -bool IndexingContext::handleCXXRecordDecl(const CXXRecordDecl *RD, - const NamedDecl *OrigD) { - if (RD->isThisDeclarationADefinition()) { - ScratchAlloc SA(*this); - CXXClassDeclInfo CXXDInfo(/*isRedeclaration=*/!OrigD->isCanonicalDecl(), - /*isDefinition=*/RD->isThisDeclarationADefinition()); - CXXBasesListInfo BaseList(RD, *this, SA); - CXXDInfo.CXXClassInfo.declInfo = &CXXDInfo; - CXXDInfo.CXXClassInfo.bases = BaseList.getBases(); - CXXDInfo.CXXClassInfo.numBases = BaseList.getNumBases(); - - if (shouldSuppressRefs()) { - // Go through bases and mark them as referenced. - for (unsigned i = 0, e = BaseList.getNumBases(); i != e; ++i) { - const CXIdxBaseClassInfo *baseInfo = BaseList.getBases()[i]; - if (baseInfo->base) { - const NamedDecl *BaseD = BaseList.BaseEntities[i].Dcl; - SourceLocation - Loc = SourceLocation::getFromRawEncoding(baseInfo->loc.int_data); - markEntityOccurrenceInFile(BaseD, Loc); - } - } - } - - return handleDecl(OrigD, OrigD->getLocation(), getCursor(OrigD), CXXDInfo); - } - - DeclInfo DInfo(/*isRedeclaration=*/!OrigD->isCanonicalDecl(), - /*isDefinition=*/RD->isThisDeclarationADefinition(), - /*isContainer=*/RD->isThisDeclarationADefinition()); - return handleDecl(OrigD, OrigD->getLocation(), getCursor(OrigD), DInfo); -} - -bool IndexingContext::markEntityOccurrenceInFile(const NamedDecl *D, - SourceLocation Loc) { - if (!D || Loc.isInvalid()) - return true; - - SourceManager &SM = Ctx->getSourceManager(); - D = getEntityDecl(D); - - std::pair<FileID, unsigned> LocInfo = SM.getDecomposedLoc(SM.getFileLoc(Loc)); - FileID FID = LocInfo.first; - if (FID.isInvalid()) - return true; - - const FileEntry *FE = SM.getFileEntryForID(FID); - if (!FE) - return true; - RefFileOccurrence RefOccur(FE, D); - std::pair<llvm::DenseSet<RefFileOccurrence>::iterator, bool> - res = RefFileOccurrences.insert(RefOccur); - return !res.second; // already in map -} - -const NamedDecl *IndexingContext::getEntityDecl(const NamedDecl *D) const { - assert(D); - D = cast<NamedDecl>(D->getCanonicalDecl()); - - if (const ObjCImplementationDecl * - ImplD = dyn_cast<ObjCImplementationDecl>(D)) { - return getEntityDecl(ImplD->getClassInterface()); - - } else if (const ObjCCategoryImplDecl * - CatImplD = dyn_cast<ObjCCategoryImplDecl>(D)) { - return getEntityDecl(CatImplD->getCategoryDecl()); - } else if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) { - if (FunctionTemplateDecl *TemplD = FD->getDescribedFunctionTemplate()) - return getEntityDecl(TemplD); - } else if (const CXXRecordDecl *RD = dyn_cast<CXXRecordDecl>(D)) { - if (ClassTemplateDecl *TemplD = RD->getDescribedClassTemplate()) - return getEntityDecl(TemplD); - } - - return D; -} - -const DeclContext * -IndexingContext::getEntityContainer(const Decl *D) const { - const DeclContext *DC = dyn_cast<DeclContext>(D); - if (DC) - return DC; - - if (const ClassTemplateDecl *ClassTempl = dyn_cast<ClassTemplateDecl>(D)) { - DC = ClassTempl->getTemplatedDecl(); - } else if (const FunctionTemplateDecl * - FuncTempl = dyn_cast<FunctionTemplateDecl>(D)) { - DC = FuncTempl->getTemplatedDecl(); - } - - return DC; -} - -CXIdxClientContainer -IndexingContext::getClientContainerForDC(const DeclContext *DC) const { - if (!DC) - return nullptr; - - ContainerMapTy::const_iterator I = ContainerMap.find(DC); - if (I == ContainerMap.end()) - return nullptr; - - return I->second; -} - -CXIdxClientFile IndexingContext::getIndexFile(const FileEntry *File) { - if (!File) - return nullptr; - - FileMapTy::iterator FI = FileMap.find(File); - if (FI != FileMap.end()) - return FI->second; - - return nullptr; -} - -CXIdxLoc IndexingContext::getIndexLoc(SourceLocation Loc) const { - CXIdxLoc idxLoc = { {nullptr, nullptr}, 0 }; - if (Loc.isInvalid()) - return idxLoc; - - idxLoc.ptr_data[0] = const_cast<IndexingContext *>(this); - idxLoc.int_data = Loc.getRawEncoding(); - return idxLoc; -} - -void IndexingContext::translateLoc(SourceLocation Loc, - CXIdxClientFile *indexFile, CXFile *file, - unsigned *line, unsigned *column, - unsigned *offset) { - if (Loc.isInvalid()) - return; - - SourceManager &SM = Ctx->getSourceManager(); - Loc = SM.getFileLoc(Loc); - - std::pair<FileID, unsigned> LocInfo = SM.getDecomposedLoc(Loc); - FileID FID = LocInfo.first; - unsigned FileOffset = LocInfo.second; - - if (FID.isInvalid()) - return; - - const FileEntry *FE = SM.getFileEntryForID(FID); - if (indexFile) - *indexFile = getIndexFile(FE); - if (file) - *file = const_cast<FileEntry *>(FE); - if (line) - *line = SM.getLineNumber(FID, FileOffset); - if (column) - *column = SM.getColumnNumber(FID, FileOffset); - if (offset) - *offset = FileOffset; -} - -void IndexingContext::getEntityInfo(const NamedDecl *D, - EntityInfo &EntityInfo, - ScratchAlloc &SA) { - if (!D) - return; - - D = getEntityDecl(D); - EntityInfo.cursor = getCursor(D); - EntityInfo.Dcl = D; - EntityInfo.IndexCtx = this; - EntityInfo.kind = CXIdxEntity_Unexposed; - EntityInfo.templateKind = CXIdxEntity_NonTemplate; - EntityInfo.lang = CXIdxEntityLang_C; - - if (D->hasAttrs()) { - EntityInfo.AttrList = AttrListInfo::create(D, *this); - EntityInfo.attributes = EntityInfo.AttrList->getAttrs(); - EntityInfo.numAttributes = EntityInfo.AttrList->getNumAttrs(); - } - - if (const TagDecl *TD = dyn_cast<TagDecl>(D)) { - switch (TD->getTagKind()) { - case TTK_Struct: - EntityInfo.kind = CXIdxEntity_Struct; break; - case TTK_Union: - EntityInfo.kind = CXIdxEntity_Union; break; - case TTK_Class: - EntityInfo.kind = CXIdxEntity_CXXClass; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - case TTK_Interface: - EntityInfo.kind = CXIdxEntity_CXXInterface; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - case TTK_Enum: - EntityInfo.kind = CXIdxEntity_Enum; break; - } - - if (const CXXRecordDecl *CXXRec = dyn_cast<CXXRecordDecl>(D)) - if (!CXXRec->isCLike()) - EntityInfo.lang = CXIdxEntityLang_CXX; - - if (isa<ClassTemplatePartialSpecializationDecl>(D)) { - EntityInfo.templateKind = CXIdxEntity_TemplatePartialSpecialization; - } else if (isa<ClassTemplateSpecializationDecl>(D)) { - EntityInfo.templateKind = CXIdxEntity_TemplateSpecialization; - } - - } else { - switch (D->getKind()) { - case Decl::Typedef: - EntityInfo.kind = CXIdxEntity_Typedef; break; - case Decl::Function: - EntityInfo.kind = CXIdxEntity_Function; - break; - case Decl::ParmVar: - EntityInfo.kind = CXIdxEntity_Variable; - break; - case Decl::Var: - EntityInfo.kind = CXIdxEntity_Variable; - if (isa<CXXRecordDecl>(D->getDeclContext())) { - EntityInfo.kind = CXIdxEntity_CXXStaticVariable; - EntityInfo.lang = CXIdxEntityLang_CXX; - } - break; - case Decl::Field: - EntityInfo.kind = CXIdxEntity_Field; - if (const CXXRecordDecl * - CXXRec = dyn_cast<CXXRecordDecl>(D->getDeclContext())) { - // FIXME: isPOD check is not sufficient, a POD can contain methods, - // we want a isCStructLike check. - if (!CXXRec->isPOD()) - EntityInfo.lang = CXIdxEntityLang_CXX; - } - break; - case Decl::EnumConstant: - EntityInfo.kind = CXIdxEntity_EnumConstant; break; - case Decl::ObjCInterface: - EntityInfo.kind = CXIdxEntity_ObjCClass; - EntityInfo.lang = CXIdxEntityLang_ObjC; - break; - case Decl::ObjCProtocol: - EntityInfo.kind = CXIdxEntity_ObjCProtocol; - EntityInfo.lang = CXIdxEntityLang_ObjC; - break; - case Decl::ObjCCategory: - EntityInfo.kind = CXIdxEntity_ObjCCategory; - EntityInfo.lang = CXIdxEntityLang_ObjC; - break; - case Decl::ObjCMethod: - if (cast<ObjCMethodDecl>(D)->isInstanceMethod()) - EntityInfo.kind = CXIdxEntity_ObjCInstanceMethod; - else - EntityInfo.kind = CXIdxEntity_ObjCClassMethod; - EntityInfo.lang = CXIdxEntityLang_ObjC; - break; - case Decl::ObjCProperty: - EntityInfo.kind = CXIdxEntity_ObjCProperty; - EntityInfo.lang = CXIdxEntityLang_ObjC; - break; - case Decl::ObjCIvar: - EntityInfo.kind = CXIdxEntity_ObjCIvar; - EntityInfo.lang = CXIdxEntityLang_ObjC; - break; - case Decl::Namespace: - EntityInfo.kind = CXIdxEntity_CXXNamespace; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - case Decl::NamespaceAlias: - EntityInfo.kind = CXIdxEntity_CXXNamespaceAlias; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - case Decl::CXXConstructor: - EntityInfo.kind = CXIdxEntity_CXXConstructor; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - case Decl::CXXDestructor: - EntityInfo.kind = CXIdxEntity_CXXDestructor; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - case Decl::CXXConversion: - EntityInfo.kind = CXIdxEntity_CXXConversionFunction; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - case Decl::CXXMethod: { - const CXXMethodDecl *MD = cast<CXXMethodDecl>(D); - if (MD->isStatic()) - EntityInfo.kind = CXIdxEntity_CXXStaticMethod; - else - EntityInfo.kind = CXIdxEntity_CXXInstanceMethod; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - } - case Decl::ClassTemplate: - EntityInfo.kind = CXIdxEntity_CXXClass; - EntityInfo.templateKind = CXIdxEntity_Template; - break; - case Decl::FunctionTemplate: - EntityInfo.kind = CXIdxEntity_Function; - EntityInfo.templateKind = CXIdxEntity_Template; - if (const CXXMethodDecl *MD = dyn_cast_or_null<CXXMethodDecl>( - cast<FunctionTemplateDecl>(D)->getTemplatedDecl())) { - if (isa<CXXConstructorDecl>(MD)) - EntityInfo.kind = CXIdxEntity_CXXConstructor; - else if (isa<CXXDestructorDecl>(MD)) - EntityInfo.kind = CXIdxEntity_CXXDestructor; - else if (isa<CXXConversionDecl>(MD)) - EntityInfo.kind = CXIdxEntity_CXXConversionFunction; - else { - if (MD->isStatic()) - EntityInfo.kind = CXIdxEntity_CXXStaticMethod; - else - EntityInfo.kind = CXIdxEntity_CXXInstanceMethod; - } - } - break; - case Decl::TypeAliasTemplate: - EntityInfo.kind = CXIdxEntity_CXXTypeAlias; - EntityInfo.templateKind = CXIdxEntity_Template; - break; - case Decl::TypeAlias: - EntityInfo.kind = CXIdxEntity_CXXTypeAlias; - EntityInfo.lang = CXIdxEntityLang_CXX; - break; - default: - break; - } - } - - if (EntityInfo.kind == CXIdxEntity_Unexposed) - return; - - if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) { - if (FD->getTemplatedKind() == - FunctionDecl::TK_FunctionTemplateSpecialization) - EntityInfo.templateKind = CXIdxEntity_TemplateSpecialization; - } - - if (EntityInfo.templateKind != CXIdxEntity_NonTemplate) - EntityInfo.lang = CXIdxEntityLang_CXX; - - if (IdentifierInfo *II = D->getIdentifier()) { - EntityInfo.name = SA.toCStr(II->getName()); - - } else if (isa<TagDecl>(D) || isa<FieldDecl>(D) || isa<NamespaceDecl>(D)) { - EntityInfo.name = nullptr; // anonymous tag/field/namespace. - - } else { - SmallString<256> StrBuf; - { - llvm::raw_svector_ostream OS(StrBuf); - D->printName(OS); - } - EntityInfo.name = SA.copyCStr(StrBuf.str()); - } - - { - SmallString<512> StrBuf; - bool Ignore = getDeclCursorUSR(D, StrBuf); - if (Ignore) { - EntityInfo.USR = nullptr; - } else { - EntityInfo.USR = SA.copyCStr(StrBuf.str()); - } - } -} - -void IndexingContext::getContainerInfo(const DeclContext *DC, - ContainerInfo &ContInfo) { - ContInfo.cursor = getCursor(cast<Decl>(DC)); - ContInfo.DC = DC; - ContInfo.IndexCtx = this; -} - -CXCursor IndexingContext::getRefCursor(const NamedDecl *D, SourceLocation Loc) { - if (const TypeDecl *TD = dyn_cast<TypeDecl>(D)) - return MakeCursorTypeRef(TD, Loc, CXTU); - if (const ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(D)) - return MakeCursorObjCClassRef(ID, Loc, CXTU); - if (const ObjCProtocolDecl *PD = dyn_cast<ObjCProtocolDecl>(D)) - return MakeCursorObjCProtocolRef(PD, Loc, CXTU); - if (const TemplateDecl *Template = dyn_cast<TemplateDecl>(D)) - return MakeCursorTemplateRef(Template, Loc, CXTU); - if (const NamespaceDecl *Namespace = dyn_cast<NamespaceDecl>(D)) - return MakeCursorNamespaceRef(Namespace, Loc, CXTU); - if (const NamespaceAliasDecl *Namespace = dyn_cast<NamespaceAliasDecl>(D)) - return MakeCursorNamespaceRef(Namespace, Loc, CXTU); - if (const FieldDecl *Field = dyn_cast<FieldDecl>(D)) - return MakeCursorMemberRef(Field, Loc, CXTU); - if (const VarDecl *Var = dyn_cast<VarDecl>(D)) - return MakeCursorVariableRef(Var, Loc, CXTU); - - return clang_getNullCursor(); -} - -bool IndexingContext::shouldIgnoreIfImplicit(const Decl *D) { - if (isa<ObjCInterfaceDecl>(D)) - return false; - if (isa<ObjCCategoryDecl>(D)) - return false; - if (isa<ObjCIvarDecl>(D)) - return false; - if (isa<ObjCMethodDecl>(D)) - return false; - if (isa<ImportDecl>(D)) - return false; - return true; -} - -bool IndexingContext::isTemplateImplicitInstantiation(const Decl *D) { - if (const ClassTemplateSpecializationDecl * - SD = dyn_cast<ClassTemplateSpecializationDecl>(D)) { - return SD->getSpecializationKind() == TSK_ImplicitInstantiation; - } - if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) { - return FD->getTemplateSpecializationKind() == TSK_ImplicitInstantiation; - } - return false; -} |