diff options
Diffstat (limited to 'include/clang/Serialization/ASTReader.h')
| -rw-r--r-- | include/clang/Serialization/ASTReader.h | 143 |
1 files changed, 72 insertions, 71 deletions
diff --git a/include/clang/Serialization/ASTReader.h b/include/clang/Serialization/ASTReader.h index d10f9ba18f..bef02f0d95 100644 --- a/include/clang/Serialization/ASTReader.h +++ b/include/clang/Serialization/ASTReader.h @@ -162,16 +162,16 @@ private: void Error(const char *Msg); }; -namespace serialization { +namespace serialization { class ReadMethodPoolVisitor; - + namespace reader { class ASTIdentifierLookupTrait; } - + } // end namespace serialization - + /// \brief Reads an AST files chain containing the contents of a translation /// unit. /// @@ -191,7 +191,7 @@ class ASTReader public ExternalSemaSource, public IdentifierInfoLookup, public ExternalIdentifierLookup, - public ExternalSLocEntrySource + public ExternalSLocEntrySource { public: enum ASTReadResult { Success, Failure, IgnorePCH }; @@ -205,11 +205,11 @@ public: friend class ASTWriter; friend class ASTUnit; // ASTUnit needs to remap source locations. friend class serialization::ReadMethodPoolVisitor; - + typedef serialization::Module Module; typedef serialization::ModuleKind ModuleKind; typedef serialization::ModuleManager ModuleManager; - + typedef ModuleManager::ModuleIterator ModuleIterator; typedef ModuleManager::ModuleConstIterator ModuleConstIterator; typedef ModuleManager::ModuleReverseIterator ModuleReverseIterator; @@ -224,7 +224,7 @@ private: SourceManager &SourceMgr; FileManager &FileMgr; DiagnosticsEngine &Diags; - + /// \brief The semantic analysis object that will be processing the /// AST files and the translation unit that uses it. Sema *SemaObj; @@ -234,7 +234,7 @@ private: /// \brief The AST context into which we'll read the AST files. ASTContext &Context; - + /// \brief The AST consumer. ASTConsumer *Consumer; @@ -249,11 +249,11 @@ private: ContinuousRangeMap<unsigned, Module*, 64> GlobalSLocEntryMap; typedef ContinuousRangeMap<unsigned, Module*, 64> GlobalSLocOffsetMapType; - + /// \brief A map of reversed (SourceManager::MaxLoadedOffset - SLocOffset) /// SourceLocation offsets to the modules containing them. GlobalSLocOffsetMapType GlobalSLocOffsetMap; - + /// \brief Types that have already been loaded from the chain. /// /// When the pointer at index I is non-NULL, the type with @@ -274,18 +274,18 @@ private: /// = I + 1 has already been loaded. std::vector<Decl *> DeclsLoaded; - typedef ContinuousRangeMap<serialization::DeclID, Module *, 4> + typedef ContinuousRangeMap<serialization::DeclID, Module *, 4> GlobalDeclMapType; - + /// \brief Mapping from global declaration IDs to the module in which the /// declaration resides. GlobalDeclMapType GlobalDeclMap; - + typedef std::pair<Module *, uint64_t> FileOffset; typedef SmallVector<FileOffset, 2> FileOffsetsTy; typedef llvm::DenseMap<serialization::DeclID, FileOffsetsTy> DeclUpdateOffsetsMap; - + /// \brief Declarations that have modifications residing in a later file /// in the chain. DeclUpdateOffsetsMap DeclUpdateOffsets; @@ -348,7 +348,7 @@ private: llvm::DenseSet<serialization::GlobalDeclID> ObjCChainedCategoriesInterfaces; /// \brief Read the records that describe the contents of declcontexts. - bool ReadDeclContextStorage(Module &M, + bool ReadDeclContextStorage(Module &M, llvm::BitstreamCursor &Cursor, const std::pair<uint64_t, uint64_t> &Offsets, serialization::DeclContextInfo &Info); @@ -361,9 +361,9 @@ private: /// been loaded. std::vector<IdentifierInfo *> IdentifiersLoaded; - typedef ContinuousRangeMap<serialization::IdentID, Module *, 4> + typedef ContinuousRangeMap<serialization::IdentID, Module *, 4> GlobalIdentifierMapType; - + /// \brief Mapping from global identifer IDs to the module in which the /// identifier resides along with the offset that should be added to the /// global identifier ID to produce a local ID. @@ -376,9 +376,9 @@ private: /// been loaded. SmallVector<Selector, 16> SelectorsLoaded; - typedef ContinuousRangeMap<serialization::SelectorID, Module *, 4> + typedef ContinuousRangeMap<serialization::SelectorID, Module *, 4> GlobalSelectorMapType; - + /// \brief Mapping from global selector IDs to the module in which the /// selector resides along with the offset that should be added to the /// global selector ID to produce a local ID. @@ -389,14 +389,14 @@ private: /// record resides. llvm::DenseMap<IdentifierInfo *, uint64_t> UnreadMacroRecordOffsets; - typedef ContinuousRangeMap<unsigned, Module *, 4> + typedef ContinuousRangeMap<unsigned, Module *, 4> GlobalPreprocessedEntityMapType; - + /// \brief Mapping from global preprocessing entity IDs to the module in /// which the preprocessed entity resides along with the offset that should be /// added to the global preprocessing entitiy ID to produce a local ID. GlobalPreprocessedEntityMapType GlobalPreprocessedEntityMap; - + /// \name CodeGen-relevant special data /// \brief Fields containing data that is relevant to CodeGen. //@{ @@ -444,7 +444,7 @@ private: /// \brief A list of all the delegating constructors we've seen, to diagnose /// cycles. SmallVector<uint64_t, 4> DelegatingCtorDecls; - + /// \brief Method selectors used in a @selector expression. Used for /// implementation of -Wselector. SmallVector<uint64_t, 64> ReferencedSelectorsData; @@ -514,7 +514,7 @@ private: /// \brief The file ID for the original file that was used to build the /// primary AST file. FileID OriginalFileID; - + /// \brief The directory that the PCH was originally created in. Used to /// allow resolving headers even after headers+PCH was moved to a new path. std::string OriginalDir; @@ -532,7 +532,7 @@ private: /// \brief Whether to disable the normal validation performed on precompiled /// headers when they are loaded. bool DisableValidation; - + /// \brief Whether to disable the use of stat caches in AST files. bool DisableStatCache; @@ -588,7 +588,7 @@ private: /// Number of visible decl contexts read/total. unsigned NumVisibleDeclContextsRead, TotalVisibleDeclContexts; - + /// Total size of modules, in bits, currently loaded uint64_t TotalModulesSizeInBits; @@ -635,7 +635,7 @@ private: Read_Decl, Read_Type, Read_Stmt }; - /// \brief What kind of records we are reading. + /// \brief What kind of records we are reading. ReadingKind ReadingKind; /// \brief RAII object to change the reading kind. @@ -705,7 +705,7 @@ private: void loadDeclUpdateRecords(serialization::DeclID ID, Decl *D); void loadObjCChainedCategories(serialization::GlobalDeclID ID, ObjCInterfaceDecl *D); - + RecordLocation getLocalBitOffset(uint64_t GlobalOffset); uint64_t getGlobalBitOffset(Module &M, uint32_t LocalOffset); @@ -713,7 +713,8 @@ private: serialization::PreprocessedEntityID findBeginPreprocessedEntity(SourceLocation BLoc) const; - /// \brief Returns the first preprocessed entity ID that begins after \arg ELoc. + /// \brief Returns the first preprocessed entity ID that begins after \arg + /// ELoc. serialization::PreprocessedEntityID findEndPreprocessedEntity(SourceLocation ELoc) const; @@ -773,7 +774,7 @@ public: ~ASTReader(); SourceManager &getSourceManager() const { return SourceMgr; } - + /// \brief Load the AST file designated by the given file name. ASTReadResult ReadAST(const std::string &FileName, ModuleKind Type); @@ -802,7 +803,7 @@ public: /// \brief Retrieve the preprocessor. Preprocessor &getPreprocessor() const { return PP; } - + /// \brief Retrieve the name of the original source file name const std::string &getOriginalSourceFile() { return OriginalFileName; } @@ -827,7 +828,7 @@ public: /// preprocessed entities that \arg Range encompasses. virtual std::pair<unsigned, unsigned> findPreprocessedEntitiesInRange(SourceRange Range); - + /// \brief Optionally returns true or false if the preallocated preprocessed /// entity with index \arg Index came from file \arg FID. virtual llvm::Optional<bool> isPreprocessedEntityInFileID(unsigned Index, @@ -871,15 +872,15 @@ public: E = ModuleMgr.end(); I != E; ++I) { Result += (*I)->NumPreprocessedEntities; } - + return Result; } - + /// \brief Returns the number of C++ base specifiers found in the chain. unsigned getTotalNumCXXBaseSpecifiers() const { return NumCXXBaseSpecifiersLoaded; } - + /// \brief Reads a TemplateArgumentLocInfo appropriate for the /// given TemplateArgument kind. TemplateArgumentLocInfo @@ -901,20 +902,20 @@ public: /// \brief Resolve a local type ID within a given AST file into a type. QualType getLocalType(Module &F, unsigned LocalID); - + /// \brief Map a local type ID within a given AST file into a global type ID. serialization::TypeID getGlobalTypeID(Module &F, unsigned LocalID) const; - - /// \brief Read a type from the current position in the given record, which + + /// \brief Read a type from the current position in the given record, which /// was read from the given AST file. QualType readType(Module &F, const RecordData &Record, unsigned &Idx) { if (Idx >= Record.size()) return QualType(); - + return getLocalType(F, Record[Idx++]); } - - /// \brief Map from a local declaration ID within a given module to a + + /// \brief Map from a local declaration ID within a given module to a /// global declaration ID. serialization::DeclID getGlobalDeclID(Module &F, unsigned LocalID) const; @@ -924,7 +925,7 @@ public: /// \brief Returns the source location for the decl \arg ID. SourceLocation getSourceLocationForDeclID(serialization::GlobalDeclID ID); - + /// \brief Resolve a declaration ID into a declaration, potentially /// building a new declaration. Decl *GetDecl(serialization::DeclID ID); @@ -943,19 +944,19 @@ public: return cast_or_null<T>(GetLocalDecl(F, LocalID)); } - /// \brief Reads a declaration ID from the given position in a record in the + /// \brief Reads a declaration ID from the given position in a record in the /// given module. /// /// \returns The declaration ID read from the record, adjusted to a global ID. serialization::DeclID ReadDeclID(Module &F, const RecordData &Record, unsigned &Idx); - + /// \brief Reads a declaration from the given position in a record in the /// given module. Decl *ReadDecl(Module &F, const RecordData &R, unsigned &I) { return GetDecl(ReadDeclID(F, R, I)); } - + /// \brief Reads a declaration from the given position in a record in the /// given module. /// @@ -968,11 +969,11 @@ public: /// \brief Read a CXXBaseSpecifiers ID form the given record and /// return its global bit offset. - uint64_t readCXXBaseSpecifiers(Module &M, const RecordData &Record, + uint64_t readCXXBaseSpecifiers(Module &M, const RecordData &Record, unsigned &Idx); - + virtual CXXBaseSpecifier *GetExternalCXXBaseSpecifiers(uint64_t Offset); - + /// \brief Resolve the offset of a statement into a statement. /// /// This operation will read a new statement from the external @@ -1011,7 +1012,7 @@ public: /// \brief Get the decls that are contained in a file in the Offset/Length /// range. \arg Length can be 0 to indicate a point at \arg Offset instead of - /// a range. + /// a range. virtual void FindFileRegionDecls(FileID File, unsigned Offset,unsigned Length, SmallVectorImpl<Decl *> &Decls); @@ -1036,7 +1037,7 @@ public: /// \brief Dump information about the AST reader to standard error. void dump(); - + /// Return the amount of memory used by memory buffers, breaking down /// by heap-backed versus mmap'ed memory. virtual void getMemoryBufferSizes(MemoryBufferSizes &sizes) const; @@ -1092,7 +1093,7 @@ public: virtual void ReadLocallyScopedExternalDecls( SmallVectorImpl<NamedDecl *> &Decls); - + virtual void ReadReferencedSelectors( SmallVectorImpl<std::pair<Selector, SourceLocation> > &Sels); @@ -1102,7 +1103,7 @@ public: virtual void ReadUsedVTables(SmallVectorImpl<ExternalVTableUse> &VTables); virtual void ReadPendingInstantiations( - SmallVectorImpl<std::pair<ValueDecl *, + SmallVectorImpl<std::pair<ValueDecl *, SourceLocation> > &Pending); /// \brief Load a selector from disk, registering its ID if it exists. @@ -1121,7 +1122,7 @@ public: IdentifierInfo *DecodeIdentifierInfo(serialization::IdentifierID ID); - IdentifierInfo *GetIdentifierInfo(Module &M, const RecordData &Record, + IdentifierInfo *GetIdentifierInfo(Module &M, const RecordData &Record, unsigned &Idx) { return DecodeIdentifierInfo(getGlobalIdentifierID(M, Record[Idx++])); } @@ -1131,10 +1132,10 @@ public: } IdentifierInfo *getLocalIdentifier(Module &M, unsigned LocalID); - - serialization::IdentifierID getGlobalIdentifierID(Module &M, + + serialization::IdentifierID getGlobalIdentifierID(Module &M, unsigned LocalID); - + /// \brief Read the source location entry with index ID. virtual bool ReadSLocEntry(int ID); @@ -1150,14 +1151,14 @@ public: Selector ReadSelector(Module &M, const RecordData &Record, unsigned &Idx) { return getLocalSelector(M, Record[Idx++]); } - + /// \brief Retrieve the global selector ID that corresponds to this /// the local selector ID in a given module. - serialization::SelectorID getGlobalSelectorID(Module &F, + serialization::SelectorID getGlobalSelectorID(Module &F, unsigned LocalID) const; /// \brief Read a declaration name. - DeclarationName ReadDeclarationName(Module &F, + DeclarationName ReadDeclarationName(Module &F, const RecordData &Record, unsigned &Idx); void ReadDeclarationNameLoc(Module &F, DeclarationNameLoc &DNLoc, DeclarationName Name, @@ -1172,23 +1173,23 @@ public: const RecordData &Record, unsigned &Idx); - NestedNameSpecifierLoc ReadNestedNameSpecifierLoc(Module &F, + NestedNameSpecifierLoc ReadNestedNameSpecifierLoc(Module &F, const RecordData &Record, unsigned &Idx); /// \brief Read a template name. - TemplateName ReadTemplateName(Module &F, const RecordData &Record, + TemplateName ReadTemplateName(Module &F, const RecordData &Record, unsigned &Idx); /// \brief Read a template argument. TemplateArgument ReadTemplateArgument(Module &F, const RecordData &Record,unsigned &Idx); - + /// \brief Read a template parameter list. TemplateParameterList *ReadTemplateParameterList(Module &F, const RecordData &Record, unsigned &Idx); - + /// \brief Read a template argument array. void ReadTemplateArgumentList(SmallVector<TemplateArgument, 8> &TemplArgs, @@ -1242,9 +1243,9 @@ public: /// \brief Read a version tuple. VersionTuple ReadVersionTuple(const RecordData &Record, unsigned &Idx); - CXXTemporary *ReadCXXTemporary(Module &F, const RecordData &Record, + CXXTemporary *ReadCXXTemporary(Module &F, const RecordData &Record, unsigned &Idx); - + /// \brief Reads attributes from the current stream position. void ReadAttributes(Module &F, AttrVec &Attrs, const RecordData &Record, unsigned &Idx); @@ -1270,17 +1271,17 @@ public: /// \brief Reads the macro record located at the given offset. void ReadMacroRecord(Module &F, uint64_t Offset); - + /// \brief Determine the global preprocessed entity ID that corresponds to /// the given local ID within the given module. - serialization::PreprocessedEntityID + serialization::PreprocessedEntityID getGlobalPreprocessedEntityID(Module &M, unsigned LocalID) const; - + /// \brief Note that the identifier is a macro whose record will be loaded /// from the given AST file at the given (file-local) offset. void SetIdentifierIsMacro(IdentifierInfo *II, Module &F, uint64_t Offset); - + /// \brief Read the set of macros defined by this external macro source. virtual void ReadDefinedMacros(); @@ -1294,7 +1295,7 @@ public: /// into the unread macro record offsets table. void LoadMacroDefinition( llvm::DenseMap<IdentifierInfo *, uint64_t>::iterator Pos); - + /// \brief Retrieve the AST context that this AST reader supplements. ASTContext &getContext() { return Context; } |