ASTContext.h revision 8baaca50f07d0c10bba69c8d88c1b9078c92d06d
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- ASTContext.h - Context to hold long-lived AST nodes ----*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 55f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file was developed by Chris Lattner and is distributed under 65f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// the University of Illinois Open Source License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the ASTContext interface. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_ASTCONTEXT_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_ASTCONTEXT_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/AST/Builtins.h" 185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/AST/Expr.h" 19464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/RecordLayout.h" 20464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/Type.h" 21464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "llvm/ADT/DenseMap.h" 22a9aa5e69d8253e196be90c070738ab5bd9813730Steve Naroff#include "llvm/ADT/StringMap.h" 2368d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff#include "llvm/ADT/FoldingSet.h" 245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class TargetInfo; 28c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner class IdentifierTable; 29980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ASTContext - This class holds long-lived AST nodes (such as types and 315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// decls) that can be referred to throughout the semantic analysis of a file. 322bd24ba6d10f8c811c8e2a57c8397e07082ba497Ted Kremenekclass ASTContext { 335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer std::vector<Type*> Types; 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<ComplexType> ComplexTypes; 355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<PointerType> PointerTypes; 365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<ReferenceType> ReferenceTypes; 37fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff llvm::FoldingSet<ConstantArrayType> ArrayTypes; 382bd24ba6d10f8c811c8e2a57c8397e07082ba497Ted Kremenek llvm::FoldingSet<VariableArrayType> IncompleteVariableArrayTypes; 39347b9f33b3216459bcf60cdd52c739fa3028321eTed Kremenek std::vector<VariableArrayType*> CompleteVariableArrayTypes; 405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<VectorType> VectorTypes; 415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<FunctionTypeNoProto> FunctionTypeNoProtos; 425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<FunctionTypeProto> FunctionTypeProtos; 434b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian llvm::FoldingSet<ObjcQualifiedInterfaceType> ObjcQualifiedInterfaceTypes; 44464175bba1318bef7905122e9fda20cff926df78Chris Lattner llvm::DenseMap<const RecordDecl*, const RecordLayout*> RecordLayoutInfo; 45b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson 46b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// BuiltinVaListType - built-in va list type. 47b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// This is initially null and set by Sema::LazilyCreateBuiltin when 48b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// a builtin that takes a valist is encountered. 49b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType BuiltinVaListType; 507e219e47de26346885d667131977bd9ca2d7662aSteve Naroff 517e219e47de26346885d667131977bd9ca2d7662aSteve Naroff /// ObjcIdType - a psuedo built-in typedef type (set by Sema). 527e219e47de26346885d667131977bd9ca2d7662aSteve Naroff QualType ObjcIdType; 537e219e47de26346885d667131977bd9ca2d7662aSteve Naroff const RecordType *IdStructType; 542198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff 55b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian /// ObjcSelType - another psuedo built-in typedef type (set by Sema). 56b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian QualType ObjcSelType; 57b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian const RecordType *SelStructType; 58b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 59390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian /// ObjcProtoType - another psuedo built-in typedef type (set by Sema). 60390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian QualType ObjcProtoType; 61390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian const RecordType *ProtoStructType; 628baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 638baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson /// ObjcClassType - another psuedo built-in typedef type (set by Sema). 648baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson QualType ObjcClassType; 658baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson const RecordType *ClassStructType; 66390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 672198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff QualType ObjcConstantStringType; 682198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff RecordDecl *CFConstantStringTypeDecl; 695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 701d5b0e37cd569f3d1ddfc5cabff649ef7e42f3c6Fariborz Jahanian 71b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer TargetInfo &Target; 7371993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 7429238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer Builtin::Context BuiltinInfo; 765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType VoidTy; 795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType BoolTy; 805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType CharTy; 815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy; 825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType UnsignedLongLongTy; 845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType FloatTy, DoubleTy, LongDoubleTy; 855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 8633e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian QualType VoidPtrTy; 875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8868d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff ASTContext(SourceManager &SM, TargetInfo &t, IdentifierTable &idents, 8929238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &sels) : 9068d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff CFConstantStringTypeDecl(0), SourceMgr(SM), Target(t), 9168d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff Idents(idents), Selectors(sels) { 925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer InitBuiltinTypes(); 935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer BuiltinInfo.InitializeBuiltins(idents, Target); 945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 98347b9f33b3216459bcf60cdd52c739fa3028321eTed Kremenek 99464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 100464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 101464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 102d2d2a11a91d7ddf468bfb70f66362d24806ed601Chris Lattner 1035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getComplexType - Return the uniqued reference to the type for a complex 1045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 1055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getComplexType(QualType T); 1065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getPointerType - Return the uniqued reference to the type for a pointer to 1085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 1095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getPointerType(QualType T); 1105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getReferenceType - Return the uniqued reference to the type for a 1125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// reference to the specified type. 1135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getReferenceType(QualType T); 1145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 115bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getVariableArrayType - Returns a non-unique reference to the type for a 116bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// variable array of the specified element type. 117c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 118c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 119c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff unsigned EltTypeQuals); 120fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 121bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getConstantArrayType - Return the unique reference to the type for a 122bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// constant array of the specified element type. 123c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 124c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 125c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff unsigned EltTypeQuals); 1265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12773322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getVectorType - Return the unique reference to a vector type of 12873322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 12973322924127c873c13101b705dd823f5539ffa5fSteve Naroff QualType getVectorType(QualType VectorType, unsigned NumElts); 13073322924127c873c13101b705dd823f5539ffa5fSteve Naroff 13173322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getOCUVectorType - Return the unique reference to an OCU vector type of 13273322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 13373322924127c873c13101b705dd823f5539ffa5fSteve Naroff QualType getOCUVectorType(QualType VectorType, unsigned NumElts); 1345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getFunctionTypeNoProto - Return a K&R style C function type like 'int()'. 1365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 1375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getFunctionTypeNoProto(QualType ResultTy); 1385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getFunctionType - Return a normal function type with a typed argument 1405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// list. isVariadic indicates whether the argument list includes '...'. 1415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getFunctionType(QualType ResultTy, QualType *ArgArray, 1425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned NumArgs, bool isVariadic); 1435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTypedefType - Return the unique reference to the type for the 1455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified typename decl. 1465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getTypedefType(TypedefDecl *Decl); 1473536b443bc50d58a79f14fca9b6842541a434854Steve Naroff QualType getObjcInterfaceType(ObjcInterfaceDecl *Decl); 1484b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian 1494b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian /// getObjcQualifiedInterfaceType - Return a 1504b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian /// ObjcQualifiedInterfaceType type for the given interface decl and 1514b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian /// the conforming protocol list. 1524b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian QualType getObjcQualifiedInterfaceType(ObjcInterfaceDecl *Decl, 1534b6c9051c6522894978c9ba6a819a659d102db36Fariborz Jahanian ObjcProtocolDecl **ProtocolList, unsigned NumProtocols); 1545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 155d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff /// getTypeOfType - GCC extension. 1568d1a3b8ca1e5fcc4567b5a6f51d82be2e460de1cSteve Naroff QualType getTypeOfExpr(Expr *e); 157d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff QualType getTypeOfType(QualType t); 158d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff 1595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTagDeclType - Return the unique reference to the type for the 1605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified TagDecl (struct/union/class/enum) decl. 1615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getTagDeclType(TagDecl *Decl); 1625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getSizeType - Return the unique type for "size_t" (C99 7.17), defined 1645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// in <stddef.h>. The sizeof operator requires this (C99 6.5.3.4p4). 1655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getSizeType() const; 1665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1678b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// getPointerDiffType - Return the unique type for "ptrdiff_t" (ref?) 1688b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// defined in <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 1698b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 1708b9023ba35a86838789e2c9034a6128728c547aaChris Lattner 1712198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff // getCFConstantStringType - Return the type used for constant CFStrings. 1722198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff // CURRENTLY UNUSED (10/15/07). ObjCStringLiteral now uses the hook below. 17371993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson QualType getCFConstantStringType(); 17471993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson 175983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 1762198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff void setObjcConstantStringInterface(ObjcInterfaceDecl *Decl); 1772198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff QualType getObjcConstantStringInterface() const { 1782198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff return ObjcConstantStringType; 1792198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 180b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 18185f9bceab1542aafff012d4d28e998f4ba16e362Anders Carlsson // Return the ObjC type encoding for a given type. 18285f9bceab1542aafff012d4d28e998f4ba16e362Anders Carlsson void getObjcEncodingForType(QualType t, std::string &S) const; 18333e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian 18433e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// getObjcEncodingForMethodDecl - Return the encoded type for this method 18533e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// declaration. 18633e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian void getObjcEncodingForMethodDecl(ObjcMethodDecl *Decl, std::string &S); 18733e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian 18833e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// getObjcEncodingTypeSize returns size of type for objective-c encoding 18933e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// purpose. 19033e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian int getObjcEncodingTypeSize(QualType t); 19185f9bceab1542aafff012d4d28e998f4ba16e362Anders Carlsson 192983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter repreents the ObjC 'id' type. It is setup lazily, by 193983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // Sema. 1947e219e47de26346885d667131977bd9ca2d7662aSteve Naroff void setObjcIdType(TypedefDecl *Decl); 1957e219e47de26346885d667131977bd9ca2d7662aSteve Naroff QualType getObjcIdType() const { return ObjcIdType; } 196b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 197b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian void setObjcSelType(TypedefDecl *Decl); 198b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian QualType getObjcSelType() const { return ObjcSelType; } 199b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 200390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian void setObjcProtoType(TypedefDecl *Decl); 201390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian QualType getObjcProtoType() const { return ObjcProtoType; } 202390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian 2038baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson void setObjcClassType(TypedefDecl *Decl); 2048baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson QualType getObjcClassType() const { return ObjcClassType; } 2058baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 206b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson void setBuiltinVaListType(QualType T); 207b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType getBuiltinVaListType() const { return BuiltinVaListType; } 208b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson 209464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 210464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 211464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 212464175bba1318bef7905122e9fda20cff926df78Chris Lattner 213464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeInfo - Get the size and alignment of the specified complete type in 214464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// bits. 215464175bba1318bef7905122e9fda20cff926df78Chris Lattner std::pair<uint64_t, unsigned> getTypeInfo(QualType T, SourceLocation L); 216464175bba1318bef7905122e9fda20cff926df78Chris Lattner 217464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeSize - Return the size of the specified type, in bits. This method 218464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// does not work on incomplete types. 219464175bba1318bef7905122e9fda20cff926df78Chris Lattner uint64_t getTypeSize(QualType T, SourceLocation L) { 220464175bba1318bef7905122e9fda20cff926df78Chris Lattner return getTypeInfo(T, L).first; 221464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 222464175bba1318bef7905122e9fda20cff926df78Chris Lattner 223464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeAlign - Return the alignment of the specified type, in bits. This 224464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// method does not work on incomplete types. 225464175bba1318bef7905122e9fda20cff926df78Chris Lattner unsigned getTypeAlign(QualType T, SourceLocation L) { 226464175bba1318bef7905122e9fda20cff926df78Chris Lattner return getTypeInfo(T, L).second; 227464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 228464175bba1318bef7905122e9fda20cff926df78Chris Lattner 229464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getRecordLayout - Get or compute information about the layout of the 230464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// specified record (struct/union/class), which indicates its size and field 231464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 232464175bba1318bef7905122e9fda20cff926df78Chris Lattner const RecordLayout &getRecordLayout(const RecordDecl *D, SourceLocation L); 233464175bba1318bef7905122e9fda20cff926df78Chris Lattner 234464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 235464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 236464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 237464175bba1318bef7905122e9fda20cff926df78Chris Lattner 238464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// maxIntegerType - Returns the highest ranked integer type. Handles 3 239464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// different type combos: unsigned/unsigned, signed/signed, signed/unsigned. 2405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static QualType maxIntegerType(QualType lhs, QualType rhs); 2415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 242fb0d49669aa370b4c0993c5cee60275ef9fd6518Steve Naroff /// compareFloatingType - Handles 3 different combos: 243fb0d49669aa370b4c0993c5cee60275ef9fd6518Steve Naroff /// float/float, float/complex, complex/complex. 244fb0d49669aa370b4c0993c5cee60275ef9fd6518Steve Naroff /// If lt > rt, return 1. If lt == rt, return 0. If lt < rt, return -1. 245fb0d49669aa370b4c0993c5cee60275ef9fd6518Steve Naroff static int compareFloatingType(QualType lt, QualType rt); 2465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 247716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// getFloatingTypeOfSizeWithinDomain - Returns a real floating 248716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// point or a complex type (based on typeDomain/typeSize). 249716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeDomain' is a real floating point or complex type. 250716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeSize' is a real floating point or complex type. 251f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 252f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 253ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 254ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 255ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 256ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 257ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 258ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 259ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool typesAreCompatible(QualType, QualType); // C99 6.2.7p1 260ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool tagTypesAreCompatible(QualType, QualType); // C99 6.2.7p1 261ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool pointerTypesAreCompatible(QualType, QualType); // C99 6.7.5.1p2 262ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool referenceTypesAreCompatible(QualType, QualType); // C++ 5.17p6 263ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool functionTypesAreCompatible(QualType, QualType); // C99 6.7.5.3p15 264ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool arrayTypesAreCompatible(QualType, QualType); // C99 6.7.5.2p6 265ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool builtinTypesAreCompatible(QualType, QualType); 266ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 267ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Objective-C specific type checking. 268ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool interfaceTypesAreCompatible(QualType, QualType); 269ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool objcTypesAreCompatible(QualType, QualType); 270ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool isObjcIdType(QualType T) const { 2717ed05071969757ef84d7fd43168a82cb46d610fdFariborz Jahanian assert(IdStructType && "isObjcIdType used before 'id' type is built"); 272ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff return T->getAsStructureType() == IdStructType; 273ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff } 2748baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson bool isObjcClassType(QualType T) const { 2758baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson assert(ClassStructType && "isObjcClassType used before 'Class' type is built"); 2768baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson return T->getAsStructureType() == ClassStructType; 2778baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 2788baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson bool isObjcSelType(QualType T) const { 2798baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson assert(SelStructType && "isObjcSelType used before 'SEL' type is built"); 2808baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson return T->getAsStructureType() == SelStructType; 2818baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 2828baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 2835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 2845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext(const ASTContext&); // DO NOT IMPLEMENT 2855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void operator=(const ASTContext&); // DO NOT IMPLEMENT 2865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinTypes(); 2885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinType(QualType &R, BuiltinType::Kind K); 2895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 2925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 294