diff options
Diffstat (limited to 'include/clang/Serialization')
| -rw-r--r-- | include/clang/Serialization/ASTBitCodes.h | 411 | ||||
| -rw-r--r-- | include/clang/Serialization/ASTReader.h | 320 | ||||
| -rw-r--r-- | include/clang/Serialization/ContinuousRangeMap.h | 34 |
3 files changed, 567 insertions, 198 deletions
diff --git a/include/clang/Serialization/ASTBitCodes.h b/include/clang/Serialization/ASTBitCodes.h index 42c62257ad..34a7bb3301 100644 --- a/include/clang/Serialization/ASTBitCodes.h +++ b/include/clang/Serialization/ASTBitCodes.h @@ -14,17 +14,23 @@ // respective lists. // //===----------------------------------------------------------------------===// + #ifndef LLVM_CLANG_SERIALIZATION_ASTBITCODES_H #define LLVM_CLANG_SERIALIZATION_ASTBITCODES_H #include "clang/AST/DeclarationName.h" #include "clang/AST/Type.h" -#include "llvm/ADT/DenseMap.h" +#include "clang/Basic/IdentifierTable.h" +#include "clang/Basic/OperatorKinds.h" +#include "clang/Basic/SourceLocation.h" +#include "llvm/ADT/DenseMapInfo.h" #include "llvm/Bitcode/BitCodes.h" -#include "llvm/Support/DataTypes.h" +#include <cassert> +#include <cstdint> namespace clang { - namespace serialization { +namespace serialization { + /// \brief AST file major version number supported by this version of /// Clang. /// @@ -52,7 +58,7 @@ namespace clang { /// /// The ID numbers of identifiers are consecutive (in order of discovery) /// and start at 1. 0 is reserved for NULL. - typedef uint32_t IdentifierID; + using IdentifierID = uint32_t; /// \brief An ID number that refers to a declaration in an AST file. /// @@ -60,12 +66,12 @@ namespace clang { /// discovery), with values below NUM_PREDEF_DECL_IDS being reserved. /// At the start of a chain of precompiled headers, declaration ID 1 is /// used for the translation unit declaration. - typedef uint32_t DeclID; + using DeclID = uint32_t; // FIXME: Turn these into classes so we can have some type safety when // we go from local ID to global and vice-versa. - typedef DeclID LocalDeclID; - typedef DeclID GlobalDeclID; + using LocalDeclID = DeclID; + using GlobalDeclID = DeclID; /// \brief An ID number that refers to a type in an AST file. /// @@ -77,22 +83,25 @@ namespace clang { /// IDs (based on the PREDEF_TYPE_*_ID constants), with 0 as a /// placeholder for "no type". Values from NUM_PREDEF_TYPE_IDs are /// other types that have serialized representations. - typedef uint32_t TypeID; + using TypeID = uint32_t; /// \brief A type index; the type ID with the qualifier bits removed. class TypeIdx { - uint32_t Idx; + uint32_t Idx = 0; + public: - TypeIdx() : Idx(0) { } - explicit TypeIdx(uint32_t index) : Idx(index) { } + TypeIdx() = default; + explicit TypeIdx(uint32_t index) : Idx(index) {} uint32_t getIndex() const { return Idx; } + TypeID asTypeID(unsigned FastQuals) const { if (Idx == uint32_t(-1)) return TypeID(-1); return (Idx << Qualifiers::FastWidth) | FastQuals; } + static TypeIdx fromTypeID(TypeID ID) { if (ID == TypeID(-1)) return TypeIdx(-1); @@ -104,14 +113,17 @@ namespace clang { /// A structure for putting "fast"-unqualified QualTypes into a /// DenseMap. This uses the standard pointer hash function. struct UnsafeQualTypeDenseMapInfo { - static inline bool isEqual(QualType A, QualType B) { return A == B; } - static inline QualType getEmptyKey() { + static bool isEqual(QualType A, QualType B) { return A == B; } + + static QualType getEmptyKey() { return QualType::getFromOpaquePtr((void*) 1); } - static inline QualType getTombstoneKey() { + + static QualType getTombstoneKey() { return QualType::getFromOpaquePtr((void*) 2); } - static inline unsigned getHashValue(QualType T) { + + static unsigned getHashValue(QualType T) { assert(!T.getLocalFastQualifiers() && "hash invalid for types with fast quals"); uintptr_t v = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); @@ -120,44 +132,44 @@ namespace clang { }; /// \brief An ID number that refers to an identifier in an AST file. - typedef uint32_t IdentID; + using IdentID = uint32_t; /// \brief The number of predefined identifier IDs. const unsigned int NUM_PREDEF_IDENT_IDS = 1; /// \brief An ID number that refers to a macro in an AST file. - typedef uint32_t MacroID; + using MacroID = uint32_t; /// \brief A global ID number that refers to a macro in an AST file. - typedef uint32_t GlobalMacroID; + using GlobalMacroID = uint32_t; /// \brief A local to a module ID number that refers to a macro in an /// AST file. - typedef uint32_t LocalMacroID; + using LocalMacroID = uint32_t; /// \brief The number of predefined macro IDs. const unsigned int NUM_PREDEF_MACRO_IDS = 1; /// \brief An ID number that refers to an ObjC selector in an AST file. - typedef uint32_t SelectorID; + using SelectorID = uint32_t; /// \brief The number of predefined selector IDs. const unsigned int NUM_PREDEF_SELECTOR_IDS = 1; /// \brief An ID number that refers to a set of CXXBaseSpecifiers in an /// AST file. - typedef uint32_t CXXBaseSpecifiersID; + using CXXBaseSpecifiersID = uint32_t; /// \brief An ID number that refers to a list of CXXCtorInitializers in an /// AST file. - typedef uint32_t CXXCtorInitializersID; + using CXXCtorInitializersID = uint32_t; /// \brief An ID number that refers to an entity in the detailed /// preprocessing record. - typedef uint32_t PreprocessedEntityID; + using PreprocessedEntityID = uint32_t; /// \brief An ID number that refers to a submodule in a module file. - typedef uint32_t SubmoduleID; + using SubmoduleID = uint32_t; /// \brief The number of predefined submodule IDs. const unsigned int NUM_PREDEF_SUBMODULE_IDS = 1; @@ -166,18 +178,21 @@ namespace clang { struct PPEntityOffset { /// \brief Raw source location of beginning of range. unsigned Begin; + /// \brief Raw source location of end of range. unsigned End; + /// \brief Offset in the AST file. uint32_t BitOffset; PPEntityOffset(SourceRange R, uint32_t BitOffset) : Begin(R.getBegin().getRawEncoding()), - End(R.getEnd().getRawEncoding()), - BitOffset(BitOffset) { } + End(R.getEnd().getRawEncoding()), BitOffset(BitOffset) {} + SourceLocation getBegin() const { return SourceLocation::getFromRawEncoding(Begin); } + SourceLocation getEnd() const { return SourceLocation::getFromRawEncoding(End); } @@ -186,17 +201,19 @@ namespace clang { /// \brief Source range/offset of a preprocessed entity. struct DeclOffset { /// \brief Raw source location. - unsigned Loc; + unsigned Loc = 0; + /// \brief Offset in the AST file. - uint32_t BitOffset; + uint32_t BitOffset = 0; - DeclOffset() : Loc(0), BitOffset(0) { } + DeclOffset() = default; DeclOffset(SourceLocation Loc, uint32_t BitOffset) - : Loc(Loc.getRawEncoding()), - BitOffset(BitOffset) { } + : Loc(Loc.getRawEncoding()), BitOffset(BitOffset) {} + void setLocation(SourceLocation L) { Loc = L.getRawEncoding(); } + SourceLocation getLocation() const { return SourceLocation::getFromRawEncoding(Loc); } @@ -617,17 +634,21 @@ namespace clang { /// \brief Describes a source location entry (SLocEntry) for a /// file. SM_SLOC_FILE_ENTRY = 1, + /// \brief Describes a source location entry (SLocEntry) for a /// buffer. SM_SLOC_BUFFER_ENTRY = 2, + /// \brief Describes a blob that contains the data for a buffer /// entry. This kind of record always directly follows a /// SM_SLOC_BUFFER_ENTRY record or a SM_SLOC_FILE_ENTRY with an /// overridden buffer. SM_SLOC_BUFFER_BLOB = 3, + /// \brief Describes a zlib-compressed blob that contains the data for /// a buffer entry. SM_SLOC_BUFFER_BLOB_COMPRESSED = 4, + /// \brief Describes a source location entry (SLocEntry) for a /// macro expansion. SM_SLOC_EXPANSION_ENTRY = 5 @@ -676,46 +697,63 @@ namespace clang { enum SubmoduleRecordTypes { /// \brief Metadata for submodules as a whole. SUBMODULE_METADATA = 0, + /// \brief Defines the major attributes of a submodule, including its /// name and parent. SUBMODULE_DEFINITION = 1, + /// \brief Specifies the umbrella header used to create this module, /// if any. SUBMODULE_UMBRELLA_HEADER = 2, + /// \brief Specifies a header that falls into this (sub)module. SUBMODULE_HEADER = 3, + /// \brief Specifies a top-level header that falls into this (sub)module. SUBMODULE_TOPHEADER = 4, + /// \brief Specifies an umbrella directory. SUBMODULE_UMBRELLA_DIR = 5, + /// \brief Specifies the submodules that are imported by this /// submodule. SUBMODULE_IMPORTS = 6, + /// \brief Specifies the submodules that are re-exported from this /// submodule. SUBMODULE_EXPORTS = 7, + /// \brief Specifies a required feature. SUBMODULE_REQUIRES = 8, + /// \brief Specifies a header that has been explicitly excluded /// from this submodule. SUBMODULE_EXCLUDED_HEADER = 9, + /// \brief Specifies a library or framework to link against. SUBMODULE_LINK_LIBRARY = 10, + /// \brief Specifies a configuration macro for this module. SUBMODULE_CONFIG_MACRO = 11, + /// \brief Specifies a conflict with another module. SUBMODULE_CONFLICT = 12, + /// \brief Specifies a header that is private to this submodule. SUBMODULE_PRIVATE_HEADER = 13, + /// \brief Specifies a header that is part of the module but must be /// textually included. SUBMODULE_TEXTUAL_HEADER = 14, + /// \brief Specifies a header that is private to this submodule but /// must be textually included. SUBMODULE_PRIVATE_TEXTUAL_HEADER = 15, + /// \brief Specifies some declarations with initializers that must be /// emitted to initialize the module. SUBMODULE_INITIALIZERS = 16, + /// \brief Specifies the name of the module that will eventually /// re-export the entities in this module. SUBMODULE_EXPORT_AS = 17, @@ -743,94 +781,139 @@ namespace clang { enum PredefinedTypeIDs { /// \brief The NULL type. PREDEF_TYPE_NULL_ID = 0, + /// \brief The void type. PREDEF_TYPE_VOID_ID = 1, + /// \brief The 'bool' or '_Bool' type. PREDEF_TYPE_BOOL_ID = 2, + /// \brief The 'char' type, when it is unsigned. PREDEF_TYPE_CHAR_U_ID = 3, + /// \brief The 'unsigned char' type. PREDEF_TYPE_UCHAR_ID = 4, + /// \brief The 'unsigned short' type. PREDEF_TYPE_USHORT_ID = 5, + /// \brief The 'unsigned int' type. PREDEF_TYPE_UINT_ID = 6, + /// \brief The 'unsigned long' type. PREDEF_TYPE_ULONG_ID = 7, + /// \brief The 'unsigned long long' type. PREDEF_TYPE_ULONGLONG_ID = 8, + /// \brief The 'char' type, when it is signed. PREDEF_TYPE_CHAR_S_ID = 9, + /// \brief The 'signed char' type. PREDEF_TYPE_SCHAR_ID = 10, + /// \brief The C++ 'wchar_t' type. PREDEF_TYPE_WCHAR_ID = 11, + /// \brief The (signed) 'short' type. PREDEF_TYPE_SHORT_ID = 12, + /// \brief The (signed) 'int' type. PREDEF_TYPE_INT_ID = 13, + /// \brief The (signed) 'long' type. PREDEF_TYPE_LONG_ID = 14, + /// \brief The (signed) 'long long' type. PREDEF_TYPE_LONGLONG_ID = 15, + /// \brief The 'float' type. PREDEF_TYPE_FLOAT_ID = 16, + /// \brief The 'double' type. PREDEF_TYPE_DOUBLE_ID = 17, + /// \brief The 'long double' type. PREDEF_TYPE_LONGDOUBLE_ID = 18, + /// \brief The placeholder type for overloaded function sets. PREDEF_TYPE_OVERLOAD_ID = 19, + /// \brief The placeholder type for dependent types. PREDEF_TYPE_DEPENDENT_ID = 20, + /// \brief The '__uint128_t' type. PREDEF_TYPE_UINT128_ID = 21, + /// \brief The '__int128_t' type. PREDEF_TYPE_INT128_ID = 22, + /// \brief The type of 'nullptr'. PREDEF_TYPE_NULLPTR_ID = 23, + /// \brief The C++ 'char16_t' type. PREDEF_TYPE_CHAR16_ID = 24, + /// \brief The C++ 'char32_t' type. PREDEF_TYPE_CHAR32_ID = 25, + /// \brief The ObjC 'id' type. PREDEF_TYPE_OBJC_ID = 26, + /// \brief The ObjC 'Class' type. PREDEF_TYPE_OBJC_CLASS = 27, + /// \brief The ObjC 'SEL' type. PREDEF_TYPE_OBJC_SEL = 28, + /// \brief The 'unknown any' placeholder type. PREDEF_TYPE_UNKNOWN_ANY = 29, + /// \brief The placeholder type for bound member functions. PREDEF_TYPE_BOUND_MEMBER = 30, + /// \brief The "auto" deduction type. PREDEF_TYPE_AUTO_DEDUCT = 31, + /// \brief The "auto &&" deduction type. PREDEF_TYPE_AUTO_RREF_DEDUCT = 32, + /// \brief The OpenCL 'half' / ARM NEON __fp16 type. PREDEF_TYPE_HALF_ID = 33, + /// \brief ARC's unbridged-cast placeholder type. PREDEF_TYPE_ARC_UNBRIDGED_CAST = 34, + /// \brief The pseudo-object placeholder type. PREDEF_TYPE_PSEUDO_OBJECT = 35, + /// \brief The placeholder type for builtin functions. PREDEF_TYPE_BUILTIN_FN = 36, + /// \brief OpenCL event type. PREDEF_TYPE_EVENT_ID = 37, + /// \brief OpenCL clk event type. PREDEF_TYPE_CLK_EVENT_ID = 38, + /// \brief OpenCL sampler type. PREDEF_TYPE_SAMPLER_ID = 39, + /// \brief OpenCL queue type. PREDEF_TYPE_QUEUE_ID = 40, + /// \brief OpenCL reserve_id type. PREDEF_TYPE_RESERVE_ID_ID = 41, + /// \brief The placeholder type for OpenMP array section. PREDEF_TYPE_OMP_ARRAY_SECTION = 42, + /// \brief The '__float128' type PREDEF_TYPE_FLOAT128_ID = 43, + /// \brief The '_Float16' type PREDEF_TYPE_FLOAT16_ID = 44, + /// \brief OpenCL image types with auto numeration #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ PREDEF_TYPE_##Id##_ID, @@ -853,94 +936,139 @@ namespace clang { enum TypeCode { /// \brief An ExtQualType record. TYPE_EXT_QUAL = 1, + /// \brief A ComplexType record. TYPE_COMPLEX = 3, + /// \brief A PointerType record. TYPE_POINTER = 4, + /// \brief A BlockPointerType record. TYPE_BLOCK_POINTER = 5, + /// \brief An LValueReferenceType record. TYPE_LVALUE_REFERENCE = 6, + /// \brief An RValueReferenceType record. TYPE_RVALUE_REFERENCE = 7, + /// \brief A MemberPointerType record. TYPE_MEMBER_POINTER = 8, + /// \brief A ConstantArrayType record. TYPE_CONSTANT_ARRAY = 9, + /// \brief An IncompleteArrayType record. TYPE_INCOMPLETE_ARRAY = 10, + /// \brief A VariableArrayType record. TYPE_VARIABLE_ARRAY = 11, + /// \brief A VectorType record. TYPE_VECTOR = 12, + /// \brief An ExtVectorType record. TYPE_EXT_VECTOR = 13, + /// \brief A FunctionNoProtoType record. TYPE_FUNCTION_NO_PROTO = 14, + /// \brief A FunctionProtoType record. TYPE_FUNCTION_PROTO = 15, + /// \brief A TypedefType record. TYPE_TYPEDEF = 16, + /// \brief A TypeOfExprType record. TYPE_TYPEOF_EXPR = 17, + /// \brief A TypeOfType record. TYPE_TYPEOF = 18, + /// \brief A RecordType record. TYPE_RECORD = 19, + /// \brief An EnumType record. TYPE_ENUM = 20, + /// \brief An ObjCInterfaceType record. TYPE_OBJC_INTERFACE = 21, + /// \brief An ObjCObjectPointerType record. TYPE_OBJC_OBJECT_POINTER = 22, + /// \brief a DecltypeType record. TYPE_DECLTYPE = 23, + /// \brief An ElaboratedType record. TYPE_ELABORATED = 24, + /// \brief A SubstTemplateTypeParmType record. TYPE_SUBST_TEMPLATE_TYPE_PARM = 25, + /// \brief An UnresolvedUsingType record. TYPE_UNRESOLVED_USING = 26, + /// \brief An InjectedClassNameType record. TYPE_INJECTED_CLASS_NAME = 27, + /// \brief An ObjCObjectType record. TYPE_OBJC_OBJECT = 28, + /// \brief An TemplateTypeParmType record. TYPE_TEMPLATE_TYPE_PARM = 29, + /// \brief An TemplateSpecializationType record. TYPE_TEMPLATE_SPECIALIZATION = 30, + /// \brief A DependentNameType record. TYPE_DEPENDENT_NAME = 31, + /// \brief A DependentTemplateSpecializationType record. TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION = 32, + /// \brief A DependentSizedArrayType record. TYPE_DEPENDENT_SIZED_ARRAY = 33, + /// \brief A ParenType record. TYPE_PAREN = 34, + /// \brief A PackExpansionType record. TYPE_PACK_EXPANSION = 35, + /// \brief An AttributedType record. TYPE_ATTRIBUTED = 36, + /// \brief A SubstTemplateTypeParmPackType record. TYPE_SUBST_TEMPLATE_TYPE_PARM_PACK = 37, + /// \brief A AutoType record. TYPE_AUTO = 38, + /// \brief A UnaryTransformType record. TYPE_UNARY_TRANSFORM = 39, + /// \brief An AtomicType record. TYPE_ATOMIC = 40, + /// \brief A DecayedType record. TYPE_DECAYED = 41, + /// \brief An AdjustedType record. TYPE_ADJUSTED = 42, + /// \brief A PipeType record. TYPE_PIPE = 43, + /// \brief An ObjCTypeParamType record. TYPE_OBJC_TYPE_PARAM = 44, + /// \brief A DeducedTemplateSpecializationType record. TYPE_DEDUCED_TEMPLATE_SPECIALIZATION = 45, + /// \brief A DependentSizedExtVectorType record. TYPE_DEPENDENT_SIZED_EXT_VECTOR = 46, + /// \brief A DependentAddressSpaceType record. TYPE_DEPENDENT_ADDRESS_SPACE = 47 }; @@ -953,18 +1081,25 @@ namespace clang { enum SpecialTypeIDs { /// \brief CFConstantString type SPECIAL_TYPE_CF_CONSTANT_STRING = 0, + /// \brief C FILE typedef type SPECIAL_TYPE_FILE = 1, + /// \brief C jmp_buf typedef type SPECIAL_TYPE_JMP_BUF = 2, + /// \brief C sigjmp_buf typedef type SPECIAL_TYPE_SIGJMP_BUF = 3, + /// \brief Objective-C "id" redefinition type SPECIAL_TYPE_OBJC_ID_REDEFINITION = 4, + /// \brief Objective-C "Class" redefinition type SPECIAL_TYPE_OBJC_CLASS_REDEFINITION = 5, + /// \brief Objective-C "SEL" redefinition type SPECIAL_TYPE_OBJC_SEL_REDEFINITION = 6, + /// \brief C ucontext_t typedef type SPECIAL_TYPE_UCONTEXT_T = 7 }; @@ -1055,57 +1190,84 @@ namespace clang { /// \brief A TypedefDecl record. DECL_TYPEDEF = 51, /// \brief A TypeAliasDecl record. + DECL_TYPEALIAS, + /// \brief An EnumDecl record. DECL_ENUM, + /// \brief A RecordDecl record. DECL_RECORD, + /// \brief An EnumConstantDecl record. DECL_ENUM_CONSTANT, + /// \brief A FunctionDecl record. DECL_FUNCTION, + /// \brief A ObjCMethodDecl record. DECL_OBJC_METHOD, + /// \brief A ObjCInterfaceDecl record. DECL_OBJC_INTERFACE, + /// \brief A ObjCProtocolDecl record. DECL_OBJC_PROTOCOL, + /// \brief A ObjCIvarDecl record. DECL_OBJC_IVAR, + /// \brief A ObjCAtDefsFieldDecl record. DECL_OBJC_AT_DEFS_FIELD, + /// \brief A ObjCCategoryDecl record. DECL_OBJC_CATEGORY, + /// \brief A ObjCCategoryImplDecl record. DECL_OBJC_CATEGORY_IMPL, + /// \brief A ObjCImplementationDecl record. DECL_OBJC_IMPLEMENTATION, + /// \brief A ObjCCompatibleAliasDecl record. DECL_OBJC_COMPATIBLE_ALIAS, + /// \brief A ObjCPropertyDecl record. DECL_OBJC_PROPERTY, + /// \brief A ObjCPropertyImplDecl record. DECL_OBJC_PROPERTY_IMPL, + /// \brief A FieldDecl record. DECL_FIELD, + /// \brief A MSPropertyDecl record. DECL_MS_PROPERTY, + /// \brief A VarDecl record. DECL_VAR, + /// \brief An ImplicitParamDecl record. DECL_IMPLICIT_PARAM, + /// \brief A ParmVarDecl record. DECL_PARM_VAR, + /// \brief A DecompositionDecl record. DECL_DECOMPOSITION, + /// \brief A BindingDecl record. DECL_BINDING, + /// \brief A FileScopeAsmDecl record. DECL_FILE_SCOPE_ASM, + /// \brief A BlockDecl record. DECL_BLOCK, + /// \brief A CapturedDecl record. DECL_CAPTURED, + /// \brief A record that stores the set of declarations that are /// lexically stored within a given DeclContext. /// @@ -1115,6 +1277,7 @@ namespace clang { /// the contents of a DeclContext, e.g., via /// DeclContext::decls_begin() and DeclContext::decls_end(). DECL_CONTEXT_LEXICAL, + /// \brief A record that stores the set of declarations that are /// visible from a given DeclContext. /// @@ -1123,104 +1286,151 @@ namespace clang { /// IDs. This data is used when performing qualified name lookup /// into a DeclContext via DeclContext::lookup. DECL_CONTEXT_VISIBLE, + /// \brief A LabelDecl record. DECL_LABEL, + /// \brief A NamespaceDecl record. DECL_NAMESPACE, + /// \brief A NamespaceAliasDecl record. DECL_NAMESPACE_ALIAS, + /// \brief A UsingDecl record. DECL_USING, + /// \brief A UsingPackDecl record. DECL_USING_PACK, + /// \brief A UsingShadowDecl record. DECL_USING_SHADOW, + /// \brief A ConstructorUsingShadowDecl record. DECL_CONSTRUCTOR_USING_SHADOW, + /// \brief A UsingDirecitveDecl record. DECL_USING_DIRECTIVE, + /// \brief An UnresolvedUsingValueDecl record. DECL_UNRESOLVED_USING_VALUE, + /// \brief An UnresolvedUsingTypenameDecl record. DECL_UNRESOLVED_USING_TYPENAME, + /// \brief A LinkageSpecDecl record. DECL_LINKAGE_SPEC, + /// \brief An ExportDecl record. DECL_EXPORT, + /// \brief A CXXRecordDecl record. DECL_CXX_RECORD, + /// \brief A CXXDeductionGuideDecl record. DECL_CXX_DEDUCTION_GUIDE, + /// \brief A CXXMethodDecl record. DECL_CXX_METHOD, + /// \brief A CXXConstructorDecl record. DECL_CXX_CONSTRUCTOR, + /// \brief A CXXConstructorDecl record for an inherited constructor. DECL_CXX_INHERITED_CONSTRUCTOR, + /// \brief A CXXDestructorDecl record. DECL_CXX_DESTRUCTOR, + /// \brief A CXXConversionDecl record. DECL_CXX_CONVERSION, + /// \brief An AccessSpecDecl record. DECL_ACCESS_SPEC, /// \brief A FriendDecl record. DECL_FRIEND, + /// \brief A FriendTemplateDecl record. DECL_FRIEND_TEMPLATE, + /// \brief A ClassTemplateDecl record. DECL_CLASS_TEMPLATE, + /// \brief A ClassTemplateSpecializationDecl record. DECL_CLASS_TEMPLATE_SPECIALIZATION, + /// \brief A ClassTemplatePartialSpecializationDecl record. DECL_CLASS_TEMPLATE_PARTIAL_SPECIALIZATION, + /// \brief A VarTemplateDecl record. DECL_VAR_TEMPLATE, + /// \brief A VarTemplateSpecializationDecl record. DECL_VAR_TEMPLATE_SPECIALIZATION, + /// \brief A VarTemplatePartialSpecializationDecl record. DECL_VAR_TEMPLATE_PARTIAL_SPECIALIZATION, + /// \brief A FunctionTemplateDecl record. DECL_FUNCTION_TEMPLATE, + /// \brief A TemplateTypeParmDecl record. DECL_TEMPLATE_TYPE_PARM, + /// \brief A NonTypeTemplateParmDecl record. DECL_NON_TYPE_TEMPLATE_PARM, + /// \brief A TemplateTemplateParmDecl record. DECL_TEMPLATE_TEMPLATE_PARM, + /// \brief A TypeAliasTemplateDecl record. DECL_TYPE_ALIAS_TEMPLATE, + /// \brief A StaticAssertDecl record. DECL_STATIC_ASSERT, + /// \brief A record containing CXXBaseSpecifiers. DECL_CXX_BASE_SPECIFIERS, + /// \brief A record containing CXXCtorInitializers. DECL_CXX_CTOR_INITIALIZERS, + /// \brief A IndirectFieldDecl record. DECL_INDIRECTFIELD, + /// \brief A NonTypeTemplateParmDecl record that stores an expanded /// non-type template parameter pack. DECL_EXPANDED_NON_TYPE_TEMPLATE_PARM_PACK, + /// \brief A TemplateTemplateParmDecl record that stores an expanded /// template template parameter pack. DECL_EXPANDED_TEMPLATE_TEMPLATE_PARM_PACK, + /// \brief A ClassScopeFunctionSpecializationDecl record a class scope /// function specialization. (Microsoft extension). DECL_CLASS_SCOPE_FUNCTION_SPECIALIZATION, + /// \brief An ImportDecl recording a module import. DECL_IMPORT, + /// \brief An OMPThreadPrivateDecl record. DECL_OMP_THREADPRIVATE, + /// \brief An EmptyDecl record. DECL_EMPTY, + /// \brief An ObjCTypeParamDecl record. DECL_OBJC_TYPE_PARAM, + /// \brief An OMPCapturedExprDecl record. DECL_OMP_CAPTUREDEXPR, + /// \brief A PragmaCommentDecl record. DECL_PRAGMA_COMMENT, + /// \brief A PragmaDetectMismatchDecl record. DECL_PRAGMA_DETECT_MISMATCH, + /// \brief An OMPDeclareReductionDecl record. DECL_OMP_DECLARE_REDUCTION, }; @@ -1236,128 +1446,190 @@ namespace clang { /// \brief A marker record that indicates that we are at the end /// of an expression. STMT_STOP = 128, + /// \brief A NULL expression. STMT_NULL_PTR, + /// \brief A reference to a previously [de]serialized Stmt record. STMT_REF_PTR, + /// \brief A NullStmt record. STMT_NULL, + /// \brief A CompoundStmt record. STMT_COMPOUND, + /// \brief A CaseStmt record. STMT_CASE, + /// \brief A DefaultStmt record. STMT_DEFAULT, + /// \brief A LabelStmt record. STMT_LABEL, + /// \brief An AttributedStmt record. STMT_ATTRIBUTED, + /// \brief An IfStmt record. STMT_IF, + /// \brief A SwitchStmt record. STMT_SWITCH, + /// \brief A WhileStmt record. STMT_WHILE, + /// \brief A DoStmt record. STMT_DO, + /// \brief A ForStmt record. STMT_FOR, + /// \brief A GotoStmt record. STMT_GOTO, + /// \brief An IndirectGotoStmt record. STMT_INDIRECT_GOTO, + /// \brief A ContinueStmt record. STMT_CONTINUE, + /// \brief A BreakStmt record. STMT_BREAK, + /// \brief A ReturnStmt record. STMT_RETURN, + /// \brief A DeclStmt record. STMT_DECL, + /// \brief A CapturedStmt record. STMT_CAPTURED, + /// \brief A GCC-style AsmStmt record. STMT_GCCASM, + /// \brief A MS-style AsmStmt record. STMT_MSASM, + /// \brief A PredefinedExpr record. EXPR_PREDEFINED, + /// \brief A DeclRefExpr record. EXPR_DECL_REF, + /// \brief An IntegerLiteral record. EXPR_INTEGER_LITERAL, + /// \brief A FloatingLiteral record. EXPR_FLOATING_LITERAL, + /// \brief An ImaginaryLiteral record. EXPR_IMAGINARY_LITERAL, + /// \brief A StringLiteral record. EXPR_STRING_LITERAL, + /// \brief A CharacterLiteral record. EXPR_CHARACTER_LITERAL, + /// \brief A ParenExpr record. EXPR_PAREN, + /// \brief A ParenListExpr record. EXPR_PAREN_LIST, + /// \brief A UnaryOperator record. EXPR_UNARY_OPERATOR, + /// \brief An OffsetOfExpr record. EXPR_OFFSETOF, + /// \brief A SizefAlignOfExpr record. EXPR_SIZEOF_ALIGN_OF, + /// \brief An ArraySubscriptExpr record. EXPR_ARRAY_SUBSCRIPT, + /// \brief A CallExpr record. EXPR_CALL, + /// \brief A MemberExpr record. EXPR_MEMBER, + /// \brief A BinaryOperator record. EXPR_BINARY_OPERATOR, + /// \brief A CompoundAssignOperator record. EXPR_COMPOUND_ASSIGN_OPERATOR, + /// \brief A ConditionOperator record. EXPR_CONDITIONAL_OPERATOR, + /// \brief An ImplicitCastExpr record. EXPR_IMPLICIT_CAST, + /// \brief A CStyleCastExpr record. EXPR_CSTYLE_CAST, + /// \brief A CompoundLiteralExpr record. EXPR_COMPOUND_LITERAL, + /// \brief An ExtVectorElementExpr record. EXPR_EXT_VECTOR_ELEMENT, + /// \brief An InitListExpr record. EXPR_INIT_LIST, + /// \brief A DesignatedInitExpr record. EXPR_DESIGNATED_INIT, + /// \brief A DesignatedInitUpdateExpr record. EXPR_DESIGNATED_INIT_UPDATE, + /// \brief An NoInitExpr record. EXPR_NO_INIT, + /// \brief An ArrayInitLoopExpr record. EXPR_ARRAY_INIT_LOOP, + /// \brief An ArrayInitIndexExpr record. EXPR_ARRAY_INIT_INDEX, + /// \brief An ImplicitValueInitExpr record. EXPR_IMPLICIT_VALUE_INIT, + /// \brief A VAArgExpr record. EXPR_VA_ARG, + /// \brief An AddrLabelExpr record. EXPR_ADDR_LABEL, + /// \brief A StmtExpr record. EXPR_STMT, + /// \brief A ChooseExpr record. EXPR_CHOOSE, + /// \brief A GNUNullExpr record. EXPR_GNU_NULL, + /// \brief A ShuffleVectorExpr record. EXPR_SHUFFLE_VECTOR, + /// \brief A ConvertVectorExpr record. EXPR_CONVERT_VECTOR, + /// \brief BlockExpr EXPR_BLOCK, + /// \brief A GenericSelectionExpr record. EXPR_GENERIC_SELECTION, + /// \brief A PseudoObjectExpr record. EXPR_PSEUDO_OBJECT, + /// \brief An AtomicExpr record. EXPR_ATOMIC, @@ -1369,45 +1641,61 @@ namespace clang { EXPR_OBJC_BOXED_EXPRESSION, EXPR_OBJC_ARRAY_LITERAL, EXPR_OBJC_DICTIONARY_LITERAL, - - + /// \brief An ObjCEncodeExpr record. EXPR_OBJC_ENCODE, + /// \brief An ObjCSelectorExpr record. EXPR_OBJC_SELECTOR_EXPR, + /// \brief An ObjCProtocolExpr record. EXPR_OBJC_PROTOCOL_EXPR, + /// \brief An ObjCIvarRefExpr record. EXPR_OBJC_IVAR_REF_EXPR, + /// \brief An ObjCPropertyRefExpr record. EXPR_OBJC_PROPERTY_REF_EXPR, + /// \brief An ObjCSubscriptRefExpr record. EXPR_OBJC_SUBSCRIPT_REF_EXPR, + /// \brief UNUSED EXPR_OBJC_KVC_REF_EXPR, + /// \brief An ObjCMessageExpr record. EXPR_OBJC_MESSAGE_EXPR, + /// \brief An ObjCIsa Expr record. EXPR_OBJC_ISA, + /// \brief An ObjCIndirectCopyRestoreExpr record. EXPR_OBJC_INDIRECT_COPY_RESTORE, /// \brief An ObjCForCollectionStmt record. STMT_OBJC_FOR_COLLECTION, + /// \brief An ObjCAtCatchStmt record. STMT_OBJC_CATCH, + /// \brief An ObjCAtFinallyStmt record. STMT_OBJC_FINALLY, + /// \brief An ObjCAtTryStmt record. STMT_OBJC_AT_TRY, + /// \brief An ObjCAtSynchronizedStmt record. STMT_OBJC_AT_SYNCHRONIZED, + /// \brief An ObjCAtThrowStmt record. STMT_OBJC_AT_THROW, + /// \brief An ObjCAutoreleasePoolStmt record. STMT_OBJC_AUTORELEASE_POOL, + /// \brief An ObjCBoolLiteralExpr record. EXPR_OBJC_BOOL_LITERAL, + /// \brief An ObjCAvailabilityCheckExpr record. EXPR_OBJC_AVAILABILITY_CHECK, @@ -1415,37 +1703,52 @@ namespace clang { /// \brief A CXXCatchStmt record. STMT_CXX_CATCH, + /// \brief A CXXTryStmt record. STMT_CXX_TRY, /// \brief A CXXForRangeStmt record. + STMT_CXX_FOR_RANGE, /// \brief A CXXOperatorCallExpr record. EXPR_CXX_OPERATOR_CALL, + /// \brief A CXXMemberCallExpr record. EXPR_CXX_MEMBER_CALL, + /// \brief A CXXConstructExpr record. EXPR_CXX_CONSTRUCT, + /// \brief A CXXInheritedCtorInitExpr record. EXPR_CXX_INHERITED_CTOR_INIT, + /// \brief A CXXTemporaryObjectExpr record. EXPR_CXX_TEMPORARY_OBJECT, + /// \brief A CXXStaticCastExpr record. EXPR_CXX_STATIC_CAST, + /// \brief A CXXDynamicCastExpr record. EXPR_CXX_DYNAMIC_CAST, + /// \brief A CXXReinterpretCastExpr record. EXPR_CXX_REINTERPRET_CAST, + /// \brief A CXXConstCastExpr record. EXPR_CXX_CONST_CAST, + /// \brief A CXXFunctionalCastExpr record. EXPR_CXX_FUNCTIONAL_CAST, + /// \brief A UserDefinedLiteral record. EXPR_USER_DEFINED_LITERAL, + /// \brief A CXXStdInitializerListExpr record. EXPR_CXX_STD_INITIALIZER_LIST, + /// \brief A CXXBoolLiteralExpr record. EXPR_CXX_BOOL_LITERAL, + EXPR_CXX_NULL_PTR_LITERAL, // CXXNullPtrLiteralExpr EXPR_CXX_TYPEID_EXPR, // CXXTypeidExpr (of expr). EXPR_CXX_TYPEID_TYPE, // CXXTypeidExpr (of type). @@ -1567,11 +1870,14 @@ namespace clang { enum DesignatorTypes { /// \brief Field designator where only the field name is known. DESIG_FIELD_NAME = 0, + /// \brief Field designator where the field has been resolved to /// a declaration. DESIG_FIELD_DECL = 1, + /// \brief Array designator. DESIG_ARRAY = 2, + /// \brief GNU array range designator. DESIG_ARRAY_RANGE = 3 }; @@ -1587,8 +1893,11 @@ namespace clang { /// \brief Describes the redeclarations of a declaration. struct LocalRedeclarationsInfo { - DeclID FirstID; // The ID of the first declaration - unsigned Offset; // Offset into the array of redeclaration chains. + // The ID of the first declaration + DeclID FirstID; + + // Offset into the array of redeclaration chains. + unsigned Offset; friend bool operator<(const LocalRedeclarationsInfo &X, const LocalRedeclarationsInfo &Y) { @@ -1613,8 +1922,11 @@ namespace clang { /// \brief Describes the categories of an Objective-C class. struct ObjCCategoriesInfo { - DeclID DefinitionID; // The ID of the definition - unsigned Offset; // Offset into the array of category lists. + // The ID of the definition + DeclID DefinitionID; + + // Offset into the array of category lists. + unsigned Offset; friend bool operator<(const ObjCCategoriesInfo &X, const ObjCCategoriesInfo &Y) { @@ -1643,15 +1955,14 @@ namespace clang { /// same key can occasionally represent multiple names (for names that /// contain types, in particular). class DeclarationNameKey { - typedef unsigned NameKind; + using NameKind = unsigned; - NameKind Kind; - uint64_t Data; + NameKind Kind = 0; + uint64_t Data = 0; public: - DeclarationNameKey() : Kind(), Data() {} + DeclarationNameKey() = default; DeclarationNameKey(DeclarationName Name); - DeclarationNameKey(NameKind Kind, uint64_t Data) : Kind(Kind), Data(Data) {} @@ -1663,12 +1974,14 @@ namespace clang { Kind == DeclarationName::CXXDeductionGuideName); return (IdentifierInfo *)Data; } + Selector getSelector() const { assert(Kind == DeclarationName::ObjCZeroArgSelector || Kind == DeclarationName::ObjCOneArgSelector || Kind == DeclarationName::ObjCMultiArgSelector); return Selector(Data); } + OverloadedOperatorKind getOperatorKind() const { assert(Kind == DeclarationName::CXXOperatorName); return (OverloadedOperatorKind)Data; @@ -1684,26 +1997,32 @@ namespace clang { }; /// @} - } -} // end namespace clang + +} // namespace serialization +} // namespace clang namespace llvm { + template <> struct DenseMapInfo<clang::serialization::DeclarationNameKey> { static clang::serialization::DeclarationNameKey getEmptyKey() { return clang::serialization::DeclarationNameKey(-1, 1); } + static clang::serialization::DeclarationNameKey getTombstoneKey() { return clang::serialization::DeclarationNameKey(-1, 2); } + static unsigned getHashValue(const clang::serialization::DeclarationNameKey &Key) { return Key.getHash(); } + static bool isEqual(const clang::serialization::DeclarationNameKey &L, const clang::serialization::DeclarationNameKey &R) { return L == R; } }; -} -#endif +} // namespace llvm + +#endif // LLVM_CLANG_SERIALIZATION_ASTBITCODES_H diff --git a/include/clang/Serialization/ASTReader.h b/include/clang/Serialization/ASTReader.h index 9c5ad00691..7b71fee95d 100644 --- a/include/clang/Serialization/ASTReader.h +++ b/include/clang/Serialization/ASTReader.h @@ -1,4 +1,4 @@ -//===--- ASTReader.h - AST File Reader --------------------------*- C++ -*-===// +//===- ASTReader.h - AST File Reader ----------------------------*- C++ -*-===// // // The LLVM Compiler Infrastructure // @@ -17,13 +17,21 @@ #include "clang/AST/DeclObjC.h" #include "clang/AST/DeclarationName.h" #include "clang/AST/TemplateBase.h" +#include "clang/AST/TemplateName.h" +#include "clang/AST/Type.h" #include "clang/Basic/Diagnostic.h" +#include "clang/Basic/DiagnosticOptions.h" #include "clang/Basic/FileSystemOptions.h" #include "clang/Basic/IdentifierTable.h" +#include "clang/Basic/Module.h" +#include "clang/Basic/OpenCLOptions.h" +#include "clang/Basic/SourceLocation.h" #include "clang/Basic/Version.h" +#include "clang/Basic/VersionTuple.h" #include "clang/Lex/ExternalPreprocessorSource.h" #include "clang/Lex/HeaderSearch.h" #include "clang/Lex/PreprocessingRecord.h" +#include "clang/Lex/Token.h" #include "clang/Sema/ExternalSemaSource.h" #include "clang/Sema/IdentifierResolver.h" #include "clang/Serialization/ASTBitCodes.h" @@ -31,70 +39,86 @@ #include "clang/Serialization/Module.h" #include "clang/Serialization/ModuleFileExtension.h" #include "clang/Serialization/ModuleManager.h" +#include "llvm/ADT/APFloat.h" +#include "llvm/ADT/APInt.h" +#include "llvm/ADT/APSInt.h" +#include "llvm/ADT/ArrayRef.h" +#include "llvm/ADT/DenseMap.h" +#include "llvm/ADT/DenseSet.h" +#include "llvm/ADT/IntrusiveRefCntPtr.h" #include "llvm/ADT/MapVector.h" +#include "llvm/ADT/Optional.h" +#include "llvm/ADT/STLExtras.h" +#include "llvm/ADT/SetVector.h" #include "llvm/ADT/SmallPtrSet.h" -#include "llvm/ADT/SmallSet.h" #include "llvm/ADT/SmallVector.h" #include "llvm/ADT/StringMap.h" #include "llvm/ADT/StringRef.h" -#include "llvm/ADT/TinyPtrVector.h" -#include "llvm/Support/DataTypes.h" +#include "llvm/ADT/iterator.h" +#include "llvm/ADT/iterator_range.h" +#include "llvm/Bitcode/BitstreamReader.h" +#include "llvm/Support/Casting.h" +#include "llvm/Support/Endian.h" +#include "llvm/Support/MemoryBuffer.h" #include "llvm/Support/Timer.h" +#include <cassert> +#include <cstddef> +#include <cstdint> +#include <ctime> #include <deque> #include <memory> +#include <set> #include <string> #include <utility> #include <vector> -namespace llvm { - class BitstreamCursor; - class MemoryBuffer; - class APInt; - class APSInt; - class APFloat; -} - namespace clang { -class SourceManager; -class HeaderSearchOptions; -class FileManager; -class AddrLabelExpr; class ASTConsumer; class ASTContext; -class ASTIdentifierIterator; -class ASTUnit; // FIXME: Layering violation and egregious hack. -class Attr; -class Decl; -class DeclContext; -class DefMacroDirective; -class DiagnosticOptions; -class NestedNameSpecifier; +class ASTDeserializationListener; +class ASTReader; +class ASTRecordReader; class CXXBaseSpecifier; class CXXConstructorDecl; class CXXCtorInitializer; +class CXXTemporary; +class Decl; +class DeclaratorDecl; +class DeclContext; +class EnumDecl; +class Expr; +class FieldDecl; +class FileEntry; +class FileManager; +class FileSystemOptions; +class FunctionDecl; class GlobalModuleIndex; -class GotoStmt; -class MacroDefinition; -class MacroDirective; -class ModuleMacro; +struct HeaderFileInfo; +class HeaderSearchOptions; +class LangOptions; +class LazyASTUnresolvedSet; +class MacroInfo; +class MemoryBufferCache; class NamedDecl; -class OpaqueValueExpr; +class NamespaceDecl; +class NestedNameSpecifier; +class ObjCCategoryDecl; +class ObjCInterfaceDecl; +class PCHContainerReader; class Preprocessor; class PreprocessorOptions; +struct QualifierInfo; class Sema; +class SourceManager; +class Stmt; class SwitchCase; -class ASTDeserializationListener; -class ASTWriter; -class ASTReader; -class ASTDeclReader; -class ASTStmtReader; -class ASTRecordReader; -class TypeLocReader; -struct HeaderFileInfo; -class VersionTuple; class TargetOptions; -class LazyASTUnresolvedSet; +class TemplateParameterList; +class TypedefNameDecl; +class TypeSourceInfo; +class ValueDecl; +class VarDecl; /// \brief Abstract interface for callback invocations by the ASTReader. /// @@ -189,9 +213,11 @@ public: /// \brief Returns true if this \c ASTReaderListener wants to receive the /// input files of the AST file via \c visitInputFile, false otherwise. virtual bool needsInputFileVisitation() { return false; } + /// \brief Returns true if this \c ASTReaderListener wants to receive the /// system input files of the AST file via \c visitInputFile, false otherwise. virtual bool needsSystemInputFileVisitation() { return false; } + /// \brief if \c needsInputFileVisitation returns true, this is called for /// each non-system input file of the AST File. If /// \c needsSystemInputFileVisitation is true, then it is called for all @@ -206,6 +232,7 @@ public: /// \brief Returns true if this \c ASTReaderListener wants to receive the /// imports of the AST file via \c visitImport, false otherwise. virtual bool needsImportVisitation() const { return false; } + /// \brief If needsImportVisitation returns \c true, this is called for each /// AST file imported by this AST file. virtual void visitImport(StringRef Filename) {} @@ -306,12 +333,15 @@ namespace serialization { class ReadMethodPoolVisitor; namespace reader { - class ASTIdentifierLookupTrait; - /// \brief The on-disk hash table(s) used for DeclContext name lookup. - struct DeclContextLookupTable; -} -} // end namespace serialization +class ASTIdentifierLookupTrait; + +/// \brief The on-disk hash table(s) used for DeclContext name lookup. +struct DeclContextLookupTable; + +} // namespace reader + +} // namespace serialization /// \brief Reads an AST files chain containing the contents of a translation /// unit. @@ -334,8 +364,20 @@ class ASTReader public ExternalSLocEntrySource { public: - typedef SmallVector<uint64_t, 64> RecordData; - typedef SmallVectorImpl<uint64_t> RecordDataImpl; + /// \brief Types of AST files. + friend class ASTDeclReader; + friend class ASTIdentifierIterator; + friend class ASTRecordReader; + friend class ASTStmtReader; + friend class ASTUnit; // ASTUnit needs to remap source locations. + friend class ASTWriter; + friend class PCHValidator; + friend class serialization::reader::ASTIdentifierLookupTrait; + friend class serialization::ReadMethodPoolVisitor; + friend class TypeLocReader; + + using RecordData = SmallVector<uint64_t, 64>; + using RecordDataImpl = SmallVectorImpl<uint64_t>; /// \brief The result of reading the control block of an AST file, which /// can fail for various reasons. @@ -343,41 +385,34 @@ public: /// \brief The control block was read successfully. Aside from failures, /// the AST file is safe to read into the current context. Success, + /// \brief The AST file itself appears corrupted. Failure, + /// \brief The AST file was missing. Missing, + /// \brief The AST file is out-of-date relative to its input files, /// and needs to be regenerated. OutOfDate, + /// \brief The AST file was written by a different version of Clang. VersionMismatch, + /// \brief The AST file was writtten with a different language/target /// configuration. ConfigurationMismatch, + /// \brief The AST file has errors. HadErrors }; - /// \brief Types of AST files. - friend class PCHValidator; - friend class ASTDeclReader; - friend class ASTStmtReader; - friend class ASTIdentifierIterator; - friend class serialization::reader::ASTIdentifierLookupTrait; - friend class TypeLocReader; - friend class ASTRecordReader; - friend class ASTWriter; - friend class ASTUnit; // ASTUnit needs to remap source locations. - friend class serialization::ReadMethodPoolVisitor; - - typedef serialization::ModuleFile ModuleFile; - typedef serialization::ModuleKind ModuleKind; - typedef serialization::ModuleManager ModuleManager; - - typedef ModuleManager::ModuleIterator ModuleIterator; - typedef ModuleManager::ModuleConstIterator ModuleConstIterator; - typedef ModuleManager::ModuleReverseIterator ModuleReverseIterator; + using ModuleFile = serialization::ModuleFile; + using ModuleKind = serialization::ModuleKind; + using ModuleManager = serialization::ModuleManager; + using ModuleIterator = ModuleManager::ModuleIterator; + using ModuleConstIterator = ModuleManager::ModuleConstIterator; + using ModuleReverseIterator = ModuleManager::ModuleReverseIterator; private: /// \brief The receiver of some callbacks invoked by ASTReader. @@ -385,6 +420,7 @@ private: /// \brief The receiver of deserialization events. ASTDeserializationListener *DeserializationListener = nullptr; + bool OwnsDeserializationListener = false; SourceManager &SourceMgr; @@ -436,7 +472,8 @@ private: /// \brief A map of negated SLocEntryIDs to the modules containing them. ContinuousRangeMap<unsigned, ModuleFile*, 64> GlobalSLocEntryMap; - typedef ContinuousRangeMap<unsigned, ModuleFile*, 64> GlobalSLocOffsetMapType; + using GlobalSLocOffsetMapType = + ContinuousRangeMap<unsigned, ModuleFile *, 64>; /// \brief A map of reversed (SourceManager::MaxLoadedOffset - SLocOffset) /// SourceLocation offsets to the modules containing them. @@ -448,8 +485,8 @@ private: /// ID = (I + 1) << FastQual::Width has already been loaded std::vector<QualType> TypesLoaded; - typedef ContinuousRangeMap<serialization::TypeID, ModuleFile *, 4> - GlobalTypeMapType; + using GlobalTypeMapType = + ContinuousRangeMap<serialization::TypeID, ModuleFile *, 4>; /// \brief Mapping from global type IDs to the module in which the /// type resides along with the offset that should be added to the @@ -462,17 +499,17 @@ private: /// = I + 1 has already been loaded. std::vector<Decl *> DeclsLoaded; - typedef ContinuousRangeMap<serialization::DeclID, ModuleFile *, 4> - GlobalDeclMapType; + using GlobalDeclMapType = + ContinuousRangeMap<serialization::DeclID, ModuleFile *, 4>; /// \brief Mapping from global declaration IDs to the module in which the /// declaration resides. GlobalDeclMapType GlobalDeclMap; - typedef std::pair<ModuleFile *, uint64_t> FileOffset; - typedef SmallVector<FileOffset, 2> FileOffsetsTy; - typedef llvm::DenseMap<serialization::DeclID, FileOffsetsTy> - DeclUpdateOffsetsMap; + using FileOffset = std::pair<ModuleFile *, uint64_t>; + using FileOffsetsTy = SmallVector<FileOffset, 2>; + using DeclUpdateOffsetsMap = + llvm::DenseMap<serialization::DeclID, FileOffsetsTy>; /// \brief Declarations that have modifications residing in a later file /// in the chain. @@ -481,12 +518,15 @@ private: struct PendingUpdateRecord { Decl *D; serialization::GlobalDeclID ID; + // Whether the declaration was just deserialized. bool JustLoaded; + PendingUpdateRecord(serialization::GlobalDeclID ID, Decl *D, bool JustLoaded) : D(D), ID(ID), JustLoaded(JustLoaded) {} }; + /// \brief Declaration updates for already-loaded declarations that we need /// to apply once we finish processing an import. llvm::SmallVector<PendingUpdateRecord, 16> PendingUpdateRecords; @@ -505,7 +545,7 @@ private: /// \brief Declarations that have been imported and have typedef names for /// linkage purposes. - llvm::DenseMap<std::pair<DeclContext*, IdentifierInfo*>, NamedDecl*> + llvm::DenseMap<std::pair<DeclContext *, IdentifierInfo *>, NamedDecl *> ImportedTypedefNamesForLinkage; /// \brief Mergeable declaration contexts that have anonymous declarations @@ -514,10 +554,10 @@ private: AnonymousDeclarationsForMerging; struct FileDeclsInfo { - ModuleFile *Mod; + ModuleFile *Mod = nullptr; ArrayRef<serialization::LocalDeclID> Decls; - FileDeclsInfo() : Mod(nullptr) {} + FileDeclsInfo() = default; FileDeclsInfo(ModuleFile *Mod, ArrayRef<serialization::LocalDeclID> Decls) : Mod(Mod), Decls(Decls) {} }; @@ -527,7 +567,7 @@ private: /// \brief An array of lexical contents of a declaration context, as a sequence of /// Decl::Kind, DeclID pairs. - typedef ArrayRef<llvm::support::unaligned_uint32_t> LexicalContents; + using LexicalContents = ArrayRef<llvm::support::unaligned_uint32_t>; /// \brief Map from a DeclContext to its lexical contents. llvm::DenseMap<const DeclContext*, std::pair<ModuleFile*, LexicalContents>> @@ -548,7 +588,7 @@ private: ModuleFile *Mod; const unsigned char *Data; }; - typedef SmallVector<PendingVisibleUpdate, 1> DeclContextVisibleUpdates; + using DeclContextVisibleUpdates = SmallVector<PendingVisibleUpdate, 1>; /// \brief Updates to the visible declarations of declaration contexts that /// haven't been loaded yet. @@ -559,22 +599,23 @@ private: /// declarations that have not yet been linked to their definitions. llvm::SmallPtrSet<Decl *, 4> PendingDefinitions; - typedef llvm::MapVector<Decl *, uint64_t, - llvm::SmallDenseMap<Decl *, unsigned, 4>, - SmallVector<std::pair<Decl *, uint64_t>, 4> > - PendingBodiesMap; + using PendingBodiesMap = + llvm::MapVector<Decl *, uint64_t, + llvm::SmallDenseMap<Decl *, unsigned, 4>, + SmallVector<std::pair<Decl *, uint64_t>, 4>>; /// \brief Functions or methods that have bodies that will be attached. PendingBodiesMap PendingBodies; /// \brief Definitions for which we have added merged definitions but not yet /// performed deduplication. - llvm::SetVector<NamedDecl*> PendingMergedDefinitionsToDeduplicate; + llvm::SetVector<NamedDecl *> PendingMergedDefinitionsToDeduplicate; /// \brief Read the record that describes the lexical contents of a DC. bool ReadLexicalDeclContextStorage(ModuleFile &M, llvm::BitstreamCursor &Cursor, uint64_t Offset, DeclContext *DC); + /// \brief Read the record that describes the visible contents of a DC. bool ReadVisibleDeclContextStorage(ModuleFile &M, llvm::BitstreamCursor &Cursor, @@ -588,8 +629,8 @@ private: /// been loaded. std::vector<IdentifierInfo *> IdentifiersLoaded; - typedef ContinuousRangeMap<serialization::IdentID, ModuleFile *, 4> - GlobalIdentifierMapType; + using GlobalIdentifierMapType = + ContinuousRangeMap<serialization::IdentID, ModuleFile *, 4>; /// \brief Mapping from global identifier IDs to the module in which the /// identifier resides along with the offset that should be added to the @@ -604,16 +645,16 @@ private: /// been loaded. std::vector<MacroInfo *> MacrosLoaded; - typedef std::pair<IdentifierInfo *, serialization::SubmoduleID> - LoadedMacroInfo; + using LoadedMacroInfo = + std::pair<IdentifierInfo *, serialization::SubmoduleID>; /// \brief A set of #undef directives that we have loaded; used to /// deduplicate the same #undef information coming from multiple module /// files. llvm::DenseSet<LoadedMacroInfo> LoadedUndefs; - typedef ContinuousRangeMap<serialization::MacroID, ModuleFile *, 4> - GlobalMacroMapType; + using GlobalMacroMapType = + ContinuousRangeMap<serialization::MacroID, ModuleFile *, 4>; /// \brief Mapping from global macro IDs to the module in which the /// macro resides along with the offset that should be added to the @@ -626,8 +667,8 @@ private: /// indicate that the particular submodule ID has not yet been loaded. SmallVector<Module *, 2> SubmodulesLoaded; - typedef ContinuousRangeMap<serialization::SubmoduleID, ModuleFile *, 4> - GlobalSubmoduleMapType; + using GlobalSubmoduleMapType = + ContinuousRangeMap<serialization::SubmoduleID, ModuleFile *, 4>; /// \brief Mapping from global submodule IDs to the module file in which the /// submodule resides along with the offset that should be added to the @@ -635,14 +676,13 @@ private: GlobalSubmoduleMapType GlobalSubmoduleMap; /// \brief A set of hidden declarations. - typedef SmallVector<Decl*, 2> HiddenNames; - typedef llvm::DenseMap<Module *, HiddenNames> HiddenNamesMapType; + using HiddenNames = SmallVector<Decl *, 2>; + using HiddenNamesMapType = llvm::DenseMap<Module *, HiddenNames>; /// \brief A mapping from each of the hidden submodules to the deserialized /// declarations in that submodule that could be made visible. HiddenNamesMapType HiddenNamesMap; - /// \brief A module import, export, or conflict that hasn't yet been resolved. struct UnresolvedModuleRef { /// \brief The file in which this module resides. @@ -675,11 +715,10 @@ private: /// been loaded. SmallVector<Selector, 16> SelectorsLoaded; - typedef ContinuousRangeMap<serialization::SelectorID, ModuleFile *, 4> - GlobalSelectorMapType; + using GlobalSelectorMapType = + ContinuousRangeMap<serialization::SelectorID, ModuleFile *, 4>; /// \brief Mapping from global selector IDs to the module in which the - /// global selector ID to produce a local ID. GlobalSelectorMapType GlobalSelectorMap; @@ -699,15 +738,15 @@ private: : M(M), MacroDirectivesOffset(MacroDirectivesOffset) {} }; - typedef llvm::MapVector<IdentifierInfo *, SmallVector<PendingMacroInfo, 2> > - PendingMacroIDsMap; + using PendingMacroIDsMap = + llvm::MapVector<IdentifierInfo *, SmallVector<PendingMacroInfo, 2>>; /// \brief Mapping from identifiers that have a macro history to the global /// IDs have not yet been deserialized to the global IDs of those macros. PendingMacroIDsMap PendingMacroIDs; - typedef ContinuousRangeMap<unsigned, ModuleFile *, 4> - GlobalPreprocessedEntityMapType; + using GlobalPreprocessedEntityMapType = + ContinuousRangeMap<unsigned, ModuleFile *, 4>; /// \brief Mapping from global preprocessing entity IDs to the module in /// which the preprocessed entity resides along with the offset that should be @@ -895,7 +934,8 @@ private: ///\brief Whether we are currently processing update records. bool ProcessingUpdateRecords = false; - typedef llvm::DenseMap<unsigned, SwitchCase *> SwitchCaseMapTy; + using SwitchCaseMapTy = llvm::DenseMap<unsigned, SwitchCase *>; + /// \brief Mapping from switch-case IDs in the chain to switch-case statements /// /// Statements usually don't have IDs, but switch cases need them, so that the @@ -979,7 +1019,7 @@ private: /// /// The declarations on the identifier chain for these identifiers will be /// loaded once the recursive loading has completed. - llvm::MapVector<IdentifierInfo *, SmallVector<uint32_t, 4> > + llvm::MapVector<IdentifierInfo *, SmallVector<uint32_t, 4>> PendingIdentifierInfos; /// \brief The set of lookup results that we have faked in order to support @@ -998,7 +1038,9 @@ private: public: InterestingDecl(Decl *D, bool HasBody) : D(D), DeclHasPendingBody(HasBody) {} + Decl *getDecl() { return D; } + /// Whether the declaration has a pending body. bool hasPendingBody() { return DeclHasPendingBody; } }; @@ -1062,8 +1104,8 @@ private: /// module is loaded. SmallVector<ObjCInterfaceDecl *, 16> ObjCClassesLoaded; - typedef llvm::DenseMap<Decl *, SmallVector<serialization::DeclID, 2> > - KeyDeclsMap; + using KeyDeclsMap = + llvm::DenseMap<Decl *, SmallVector<serialization::DeclID, 2>>; /// \brief A mapping from canonical declarations to the set of global /// declaration IDs for key declaration that have been merged with that @@ -1097,15 +1139,14 @@ private: ASTReader &Reader; enum ReadingKind PrevKind; - ReadingKindTracker(const ReadingKindTracker &) = delete; - void operator=(const ReadingKindTracker &) = delete; - public: ReadingKindTracker(enum ReadingKind newKind, ASTReader &reader) : Reader(reader), PrevKind(Reader.ReadingKind) { Reader.ReadingKind = newKind; } + ReadingKindTracker(const ReadingKindTracker &) = delete; + ReadingKindTracker &operator=(const ReadingKindTracker &) = delete; ~ReadingKindTracker() { Reader.ReadingKind = PrevKind; } }; @@ -1114,15 +1155,15 @@ private: ASTReader &Reader; bool PrevState; - ProcessingUpdatesRAIIObj(const ProcessingUpdatesRAIIObj &) = delete; - void operator=(const ProcessingUpdatesRAIIObj &) = delete; - public: ProcessingUpdatesRAIIObj(ASTReader &reader) : Reader(reader), PrevState(Reader.ProcessingUpdateRecords) { Reader.ProcessingUpdateRecords = true; } + ProcessingUpdatesRAIIObj(const ProcessingUpdatesRAIIObj &) = delete; + ProcessingUpdatesRAIIObj & + operator=(const ProcessingUpdatesRAIIObj &) = delete; ~ProcessingUpdatesRAIIObj() { Reader.ProcessingUpdateRecords = PrevState; } }; @@ -1205,7 +1246,7 @@ private: ImportedModule(ModuleFile *Mod, ModuleFile *ImportedBy, SourceLocation ImportLoc) - : Mod(Mod), ImportedBy(ImportedBy), ImportLoc(ImportLoc) { } + : Mod(Mod), ImportedBy(ImportedBy), ImportLoc(ImportLoc) {} }; ASTReadResult ReadASTCore(StringRef FileName, ModuleKind Type, @@ -1266,10 +1307,11 @@ private: std::string &SuggestedPredefines); struct RecordLocation { - RecordLocation(ModuleFile *M, uint64_t O) - : F(M), Offset(O) {} ModuleFile *F; uint64_t Offset; + + RecordLocation(ModuleFile *M, uint64_t O) + : F(M), Offset(O) {} }; QualType readTypeRecord(unsigned Index); @@ -1328,12 +1370,11 @@ public: ModuleDeclIterator, const serialization::LocalDeclID *, std::random_access_iterator_tag, const Decl *, ptrdiff_t, const Decl *, const Decl *> { - ASTReader *Reader; - ModuleFile *Mod; + ASTReader *Reader = nullptr; + ModuleFile *Mod = nullptr; public: - ModuleDeclIterator() - : iterator_adaptor_base(nullptr), Reader(nullptr), Mod(nullptr) {} + ModuleDeclIterator() : iterator_adaptor_base(nullptr) {} ModuleDeclIterator(ASTReader *Reader, ModuleFile *Mod, const serialization::LocalDeclID *Pos) @@ -1342,6 +1383,7 @@ public: value_type operator*() const { return Reader->GetDecl(Reader->getGlobalDeclID(*Mod, *I)); } + value_type operator->() const { return **this; } bool operator==(const ModuleDeclIterator &RHS) const { @@ -1378,8 +1420,6 @@ private: void Error(unsigned DiagID, StringRef Arg1 = StringRef(), StringRef Arg2 = StringRef()) const; - ASTReader(const ASTReader &) = delete; - void operator=(const ASTReader &) = delete; public: /// \brief Load the AST file and validate its contents against the given /// Preprocessor. @@ -1428,7 +1468,8 @@ public: bool AllowConfigurationMismatch = false, bool ValidateSystemInputs = false, bool UseGlobalIndex = true, std::unique_ptr<llvm::Timer> ReadTimer = {}); - + ASTReader(const ASTReader &) = delete; + ASTReader &operator=(const ASTReader &) = delete; ~ASTReader() override; SourceManager &getSourceManager() const { return SourceMgr; } @@ -1443,15 +1484,19 @@ public: enum LoadFailureCapabilities { /// \brief The client can't handle any AST loading failures. ARR_None = 0, + /// \brief The client can handle an AST file that cannot load because it /// is missing. ARR_Missing = 0x1, + /// \brief The client can handle an AST file that cannot load because it /// is out-of-date relative to its input files. ARR_OutOfDate = 0x2, + /// \brief The client can handle an AST file that cannot load because it /// was built with a different version of Clang. ARR_VersionMismatch = 0x4, + /// \brief The client can handle an AST file that cannot load because it's /// compiled configuration doesn't match that of the context it was /// loaded into. @@ -1522,11 +1567,11 @@ public: /// RAII object to temporarily add an AST callback listener. class ListenerScope { ASTReader &Reader; - bool Chained; + bool Chained = false; public: ListenerScope(ASTReader &Reader, std::unique_ptr<ASTReaderListener> L) - : Reader(Reader), Chained(false) { + : Reader(Reader) { auto Old = Reader.takeListener(); if (Old) { Chained = true; @@ -1535,6 +1580,7 @@ public: } Reader.setListener(std::move(L)); } + ~ListenerScope() { auto New = Reader.takeListener(); if (Chained) @@ -1933,16 +1979,16 @@ public: llvm::SmallSetVector<const TypedefNameDecl *, 4> &Decls) override; void ReadReferencedSelectors( - SmallVectorImpl<std::pair<Selector, SourceLocation> > &Sels) override; + SmallVectorImpl<std::pair<Selector, SourceLocation>> &Sels) override; void ReadWeakUndeclaredIdentifiers( - SmallVectorImpl<std::pair<IdentifierInfo *, WeakInfo> > &WI) override; + SmallVectorImpl<std::pair<IdentifierInfo *, WeakInfo>> &WI) override; void ReadUsedVTables(SmallVectorImpl<ExternalVTableUse> &VTables) override; void ReadPendingInstantiations( - SmallVectorImpl<std::pair<ValueDecl *, - SourceLocation> > &Pending) override; + SmallVectorImpl<std::pair<ValueDecl *, + SourceLocation>> &Pending) override; void ReadLateParsedTemplates( llvm::MapVector<const FunctionDecl *, std::unique_ptr<LateParsedTemplate>> @@ -2275,20 +2321,19 @@ public: /// \brief An object for streaming information from a record. class ASTRecordReader { - typedef serialization::ModuleFile ModuleFile; + using ModuleFile = serialization::ModuleFile; ASTReader *Reader; ModuleFile *F; unsigned Idx = 0; ASTReader::RecordData Record; - typedef ASTReader::RecordData RecordData; - typedef ASTReader::RecordDataImpl RecordDataImpl; + using RecordData = ASTReader::RecordData; + using RecordDataImpl = ASTReader::RecordDataImpl; public: /// Construct an ASTRecordReader that uses the default encoding scheme. - ASTRecordReader(ASTReader &Reader, ModuleFile &F) - : Reader(&Reader), F(&F) {} + ASTRecordReader(ASTReader &Reader, ModuleFile &F) : Reader(&Reader), F(&F) {} /// \brief Reads a record with id AbbrevID from Cursor, resetting the /// internal state. @@ -2302,17 +2347,20 @@ public: /// \brief The current position in this record. unsigned getIdx() const { return Idx; } + /// \brief The length of this record. size_t size() const { return Record.size(); } /// \brief An arbitrary index in this record. const uint64_t &operator[](size_t N) { return Record[N]; } + /// \brief The last element in this record. const uint64_t &back() const { return Record.back(); } /// \brief Returns the current value in this record, and advances to the /// next value. const uint64_t &readInt() { return Record[Idx++]; } + /// \brief Returns the current value in this record, without advancing. const uint64_t &peekInt() { return Record[Idx]; } @@ -2566,7 +2614,7 @@ public: /// then restores it when destroyed. struct SavedStreamPosition { explicit SavedStreamPosition(llvm::BitstreamCursor &Cursor) - : Cursor(Cursor), Offset(Cursor.GetCurrentBitNo()) { } + : Cursor(Cursor), Offset(Cursor.GetCurrentBitNo()) {} ~SavedStreamPosition() { Cursor.JumpToBit(Offset); @@ -2581,6 +2629,6 @@ inline void PCHValidator::Error(const char *Msg) { Reader.Error(Msg); } -} // end namespace clang +} // namespace clang -#endif +#endif // LLVM_CLANG_SERIALIZATION_ASTREADER_H diff --git a/include/clang/Serialization/ContinuousRangeMap.h b/include/clang/Serialization/ContinuousRangeMap.h index 244b01b22a..24bfadd0f8 100644 --- a/include/clang/Serialization/ContinuousRangeMap.h +++ b/include/clang/Serialization/ContinuousRangeMap.h @@ -1,4 +1,4 @@ -//===--- ContinuousRangeMap.h - Map with int range as key -------*- C++ -*-===// +//===- ContinuousRangeMap.h - Map with int range as key ---------*- C++ -*-===// // // The LLVM Compiler Infrastructure // @@ -18,6 +18,7 @@ #include "clang/Basic/LLVM.h" #include "llvm/ADT/SmallVector.h" #include <algorithm> +#include <cassert> #include <utility> namespace clang { @@ -35,14 +36,15 @@ namespace clang { template <typename Int, typename V, unsigned InitialCapacity> class ContinuousRangeMap { public: - typedef std::pair<Int, V> value_type; - typedef value_type &reference; - typedef const value_type &const_reference; - typedef value_type *pointer; - typedef const value_type *const_pointer; + using value_type = std::pair<Int, V>; + using reference = value_type &; + using const_reference = const value_type &; + using pointer = value_type *; + using const_pointer = const value_type *; private: - typedef SmallVector<value_type, InitialCapacity> Representation; + using Representation = SmallVector<value_type, InitialCapacity>; + Representation Rep; struct Compare { @@ -52,7 +54,7 @@ private: bool operator ()(Int L, const_reference R) const { return L < R.first; } - bool operator ()(Int L, Int R) const { + bool operator ()(Int L, Int R) const { return L < R; } bool operator ()(const_reference L, const_reference R) const { @@ -80,8 +82,8 @@ public: Rep.insert(I, Val); } - typedef typename Representation::iterator iterator; - typedef typename Representation::const_iterator const_iterator; + using iterator = typename Representation::iterator; + using const_iterator = typename Representation::const_iterator; iterator begin() { return Rep.begin(); } iterator end() { return Rep.end(); } @@ -108,13 +110,12 @@ public: /// from a set of values. class Builder { ContinuousRangeMap &Self; - + + public: + explicit Builder(ContinuousRangeMap &Self) : Self(Self) {} Builder(const Builder&) = delete; Builder &operator=(const Builder&) = delete; - public: - explicit Builder(ContinuousRangeMap &Self) : Self(Self) { } - ~Builder() { std::sort(Self.Rep.begin(), Self.Rep.end(), Compare()); std::unique(Self.Rep.begin(), Self.Rep.end(), @@ -131,9 +132,10 @@ public: Self.Rep.push_back(Val); } }; + friend class Builder; }; -} +} // namespace clang -#endif +#endif // LLVM_CLANG_SERIALIZATION_CONTINUOUSRANGEMAP_H |