ASTContext.h revision 0a0d2b179085a52c10402feebeb6db8b4d96a140
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- ASTContext.h - Context to hold long-lived AST nodes ----*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// 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 17207f4d8543529221932af82836016a2ef066c917Peter Collingbourne#include "clang/Basic/AddressSpaces.h" 182e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#include "clang/Basic/IdentifierTable.h" 19e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek#include "clang/Basic/LangOptions.h" 20ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor#include "clang/Basic/OperatorKinds.h" 21fe6b2d481d91140923f4541f273b253291884214Douglas Gregor#include "clang/Basic/PartialDiagnostic.h" 220a0d2b179085a52c10402feebeb6db8b4d96a140Douglas Gregor#include "clang/Basic/VersionTuple.h" 23ad75653f81dece1c806e9c28dd7e7582c9929a27Ted Kremenek#include "clang/AST/Decl.h" 24ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor#include "clang/AST/NestedNameSpecifier.h" 25d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor#include "clang/AST/PrettyPrinter.h" 267532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/TemplateName.h" 27464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/Type.h" 2850d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor#include "clang/AST/CanonicalType.h" 29046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson#include "clang/AST/UsuallyTinyPtrVector.h" 30464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "llvm/ADT/DenseMap.h" 3168d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff#include "llvm/ADT/FoldingSet.h" 324f32786ac45210143654390177105eb749b614e9Ted Kremenek#include "llvm/ADT/IntrusiveRefCntPtr.h" 332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/ADT/OwningPtr.h" 34432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian#include "llvm/ADT/SmallPtrSet.h" 356c2b6eb8d836da19007f7540709e16d5e39a1cbaChris Lattner#include "llvm/Support/Allocator.h" 365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 38b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattnernamespace llvm { 39b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner struct fltSemantics; 40bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar class raw_ostream; 41b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner} 42b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner 435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 44a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner class FileManager; 45e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class ASTRecordLayout; 465e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall class BlockExpr; 47bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck class CharUnits; 48aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor class Diagnostic; 49e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Expr; 502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor class ExternalASTSource; 517b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis class ASTMutationListener; 52c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner class IdentifierTable; 53e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SelectorTable; 54e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SourceManager; 55d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor class TargetInfo; 56071cc7deffad608165b1ddd5263e8bf181861520Charles Davis class CXXABI; 57e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar // Decls 583478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek class DeclContext; 59f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson class CXXMethodDecl; 60f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson class CXXRecordDecl; 61e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Decl; 620d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class FieldDecl; 6314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne class MangleContext; 640d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarDecl; 650d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarRefExpr; 66c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar class ObjCPropertyDecl; 67e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class RecordDecl; 680c01d18094100db92d38daa923c95661512db203John McCall class StoredDeclsMap; 69e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TagDecl; 703e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class TemplateTemplateParmDecl; 710d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class TemplateTypeParmDecl; 72e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TranslationUnitDecl; 73e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypeDecl; 74e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypedefDecl; 750d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class UsingDecl; 76ed97649e9574b9d854fa4d6109c9333ae0993554John McCall class UsingShadowDecl; 77eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall class UnresolvedSetIterator; 781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 791b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner namespace Builtin { class Context; } 801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ASTContext - This class holds long-lived AST nodes (such as types and 825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// decls) that can be referred to throughout the semantic analysis of a file. 834f32786ac45210143654390177105eb749b614e9Ted Kremenekclass ASTContext : public llvm::RefCountedBase<ASTContext> { 84ef99001908e799c388f1363b1e607dad5f5b57d3John McCall ASTContext &this_() { return *this; } 85ef99001908e799c388f1363b1e607dad5f5b57d3John McCall 864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable std::vector<Type*> Types; 874ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ExtQuals> ExtQualNodes; 884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ComplexType> ComplexTypes; 894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<PointerType> PointerTypes; 904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<BlockPointerType> BlockPointerTypes; 914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<LValueReferenceType> LValueReferenceTypes; 924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<RValueReferenceType> RValueReferenceTypes; 934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<MemberPointerType> MemberPointerTypes; 944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ConstantArrayType> ConstantArrayTypes; 954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<IncompleteArrayType> IncompleteArrayTypes; 964ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable std::vector<VariableArrayType*> VariableArrayTypes; 974ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentSizedArrayType> DependentSizedArrayTypes; 984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentSizedExtVectorType> 994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad DependentSizedExtVectorTypes; 1004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<VectorType> VectorTypes; 1014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<FunctionNoProtoType> FunctionNoProtoTypes; 1028026f6d82f7fa544bc0453714fe94bca62a1196eSebastian Redl mutable llvm::ContextualFoldingSet<FunctionProtoType, ASTContext&> 1038026f6d82f7fa544bc0453714fe94bca62a1196eSebastian Redl FunctionProtoTypes; 1044ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentTypeOfExprType> DependentTypeOfExprTypes; 1054ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentDecltypeType> DependentDecltypeTypes; 1064ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<TemplateTypeParmType> TemplateTypeParmTypes; 1074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<SubstTemplateTypeParmType> 1084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SubstTemplateTypeParmTypes; 109c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor mutable llvm::FoldingSet<SubstTemplateTypeParmPackType> 110c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor SubstTemplateTypeParmPackTypes; 1114ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::ContextualFoldingSet<TemplateSpecializationType, ASTContext&> 112ef99001908e799c388f1363b1e607dad5f5b57d3John McCall TemplateSpecializationTypes; 1134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ParenType> ParenTypes; 1144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ElaboratedType> ElaboratedTypes; 1154ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentNameType> DependentNameTypes; 1164ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::ContextualFoldingSet<DependentTemplateSpecializationType, 1174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ASTContext&> 11833500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypes; 1197536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor llvm::FoldingSet<PackExpansionType> PackExpansionTypes; 1204ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ObjCObjectTypeImpl> ObjCObjectTypes; 1214ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ObjCObjectPointerType> ObjCObjectPointerTypes; 122483b9f3bc05c5409e2c6643f1c9d91e21c8ff9d2Richard Smith mutable llvm::FoldingSet<AutoType> AutoTypes; 1239d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall llvm::FoldingSet<AttributedType> AttributedTypes; 1241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1254ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 1264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 1271aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor mutable llvm::FoldingSet<SubstTemplateTemplateParmPackStorage> 1281aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor SubstTemplateTemplateParmPacks; 1291aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor 130ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 131ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 132ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 1334ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 1344ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable NestedNameSpecifier *GlobalNestedNameSpecifier; 135ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 136ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 13788a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// ASTRecordLayouts - A cache mapping from RecordDecls to ASTRecordLayouts. 138a9a4a24592a2164114a8a36717650e6341eb67a4Ted Kremenek /// This is lazily created. This is intentionally not serialized. 1394ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> 1404ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ASTRecordLayouts; 1414ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> 1424ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ObjCLayouts; 143f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 144f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// KeyFunctions - A cache mapping from CXXRecordDecls to key functions. 145f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson llvm::DenseMap<const CXXRecordDecl*, const CXXMethodDecl*> KeyFunctions; 146f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1478a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1488a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 1498a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1501ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Mapping from __block VarDecls to their copy initialization expr. 151830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian llvm::DenseMap<const VarDecl*, Expr*> BlockVarCopyInits; 1521ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 1533e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// \brief Representation of a "canonical" template template parameter that 1543e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// is used in canonical template names. 1553e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class CanonicalTemplateTemplateParm : public llvm::FoldingSetNode { 1563e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm; 1573e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1583e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor public: 1593e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor CanonicalTemplateTemplateParm(TemplateTemplateParmDecl *Parm) 1603e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor : Parm(Parm) { } 1613e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1623e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *getParam() const { return Parm; } 1633e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1643e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor void Profile(llvm::FoldingSetNodeID &ID) { Profile(ID, Parm); } 1653e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1663e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor static void Profile(llvm::FoldingSetNodeID &ID, 1673e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm); 1683e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor }; 1694ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<CanonicalTemplateTemplateParm> 1704ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanonTemplateTemplateParms; 1713e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1724ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateTemplateParmDecl * 1734ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getCanonicalTemplateTemplateParmDecl(TemplateTemplateParmDecl *TTP) const; 174006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 175006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis /// \brief Whether __[u]int128_t identifier is installed. 176006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis bool IsInt128Installed; 177006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 178b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// BuiltinVaListType - built-in va list type. 179b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// This is initially null and set by Sema::LazilyCreateBuiltin when 180b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// a builtin that takes a valist is encountered. 181b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType BuiltinVaListType; 182d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1836083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCIdType - a pseudo built-in typedef type (set by Sema). 184de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCIdTypedefType; 1851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1866083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCSelType - another pseudo built-in typedef type (set by Sema). 18713dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType ObjCSelTypedefType; 1881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1896083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCProtoType - another pseudo built-in typedef type (set by Sema). 190a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCProtoType; 191390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian const RecordType *ProtoStructType; 1928baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1936083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCClassType - another pseudo built-in typedef type (set by Sema). 194de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCClassTypedefType; 1951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 196a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 1974ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *CFConstantStringTypeDecl; 1987a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 1994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *NSConstantStringTypeDecl; 2002bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 2014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *ObjCFastEnumerationStateTypeDecl; 2021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 203c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 204c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 2051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2068fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 207782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 2081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2098fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 210782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 2111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 212adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 2134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *BlockDescriptorType; 214adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 215083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 2164ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *BlockDescriptorExtendedType; 217083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 21814b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne /// \brief Declaration for the CUDA cudaConfigureCall function. 21914b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne FunctionDecl *cudaConfigureCallDecl; 22014b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne 221bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo NullTypeSourceInfo; 222bf1a028246d884a540aeafa38e89be59a269b072John McCall 2231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 22468584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 22568584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 22668584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 2276320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor llvm::DenseMap<const Decl*, AttrVec*> DeclAttrs; 2282455636163fdd18581d7fdae816433f886d88213Mike Stump 2297caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Keeps track of the static data member templates from which 2307caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static data members of class template specializations were instantiated. 2317caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2327caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// This data structure stores the mapping from instantiations of static 2337caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// data members to the static data member representations within the 234251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template from which they were instantiated along with the kind 235251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// of instantiation or specialization (a TemplateSpecializationKind - 1). 2367caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2377caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 2387caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2397caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 2407caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2417caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 2427caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 2437caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 2447caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2457caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2467caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 2477caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2487caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 2497caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 2507caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 2527caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 253251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template X) and will be marked TSK_ImplicitInstantiation. 254663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor llvm::DenseMap<const VarDecl *, MemberSpecializationInfo *> 255251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor InstantiatedFromStaticDataMember; 2561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 257ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Keeps track of the declaration from which a UsingDecl was 258ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// created during instantiation. The source declaration is always 259ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// a UsingDecl, an UnresolvedUsingValueDecl, or an 260ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// UnresolvedUsingTypenameDecl. 2610d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2620d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 2630d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 2640d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2650d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 2660d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 2670d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2680d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2690d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2700d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 2710d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 2720d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2730d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2740d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 2750d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 2760d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2770d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 2780d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 279ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingDecl *, NamedDecl *> InstantiatedFromUsingDecl; 280ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 281ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingShadowDecl*, UsingShadowDecl*> 282ed97649e9574b9d854fa4d6109c9333ae0993554John McCall InstantiatedFromUsingShadowDecl; 2831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 284d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 2851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2867d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Mapping that stores the methods overridden by a given C++ 2877d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// member function. 2887d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// 2897d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Since most C++ member functions aren't virtual and therefore 2907d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// don't override anything, we store the overridden functions in 2917d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// this map on the side rather than within the CXXMethodDecl structure. 292046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson typedef UsuallyTinyPtrVector<const CXXMethodDecl> CXXMethodVector; 2937d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor llvm::DenseMap<const CXXMethodDecl *, CXXMethodVector> OverriddenMethods; 2947d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 295ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 296ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 297e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// SourceMgr - The associated SourceManager object. 298b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 2991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 300e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// LangOpts - The language options used to create the AST associated with 301e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 302e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek LangOptions LangOpts; 303e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 30463fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// \brief The allocator used to create AST objects. 30563fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// 30663fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects are never destructed; rather, all memory associated with the 30763fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects will be released when the ASTContext itself is destroyed. 3084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::BumpPtrAllocator BumpAlloc; 3091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 310fe6b2d481d91140923f4541f273b253291884214Douglas Gregor /// \brief Allocator for partial diagnostics. 311fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator DiagAllocator; 312071cc7deffad608165b1ddd5263e8bf181861520Charles Davis 313071cc7deffad608165b1ddd5263e8bf181861520Charles Davis /// \brief The current C++ ABI. 314ff75dfde6a351c57f41366d309c0bd11aba69bceArgyrios Kyrtzidis llvm::OwningPtr<CXXABI> ABI; 315071cc7deffad608165b1ddd5263e8bf181861520Charles Davis CXXABI *createCXXABI(const TargetInfo &T); 31636d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 317207f4d8543529221932af82836016a2ef066c917Peter Collingbourne /// \brief The logical -> physical address space map. 318207f4d8543529221932af82836016a2ef066c917Peter Collingbourne const LangAS::Map &AddrSpaceMap; 319207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 32036d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis friend class ASTDeclReader; 32136d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 3221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 323444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar const TargetInfo &Target; 32471993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 32529238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 3261b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 3274ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable DeclarationNameTable DeclarationNames; 3282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor llvm::OwningPtr<ExternalASTSource> ExternalSource; 3297b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *Listener; 330d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor clang::PrintingPolicy PrintingPolicy; 3312e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3320f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // Typedefs which may be provided defining the structure of Objective-C 3330f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // pseudo-builtins 3340f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCIdRedefinitionType; 3350f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCClassRedefinitionType; 336369a3bd9979cf529eed529aa037de713c213e47dFariborz Jahanian QualType ObjCSelRedefinitionType; 3370f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall 3387a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 339a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 3404ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void *Allocate(unsigned Size, unsigned Align = 8) const { 34163fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor return BumpAlloc.Allocate(Size, Align); 342c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 3434ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void Deallocate(void *Ptr) const { } 344fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 345fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator &getDiagAllocator() { 346fe6b2d481d91140923f4541f273b253291884214Douglas Gregor return DiagAllocator; 347fe6b2d481d91140923f4541f273b253291884214Douglas Gregor } 348fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 349e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek const LangOptions& getLangOptions() const { return LangOpts; } 3501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 35178a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis Diagnostic &getDiagnostics() const; 35278a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis 3531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 3549c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 3559c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 356ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 35768584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 3586320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor AttrVec& getDeclAttrs(const Decl *D); 3591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 36068584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 3616320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor void eraseDeclAttrs(const Decl *D); 3622455636163fdd18581d7fdae816433f886d88213Mike Stump 3637caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 3641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 3657caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 366663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor MemberSpecializationInfo *getInstantiatedFromStaticDataMember( 367663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor const VarDecl *Var); 3681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3697caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 3707caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 371251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl, 3729421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis TemplateSpecializationKind TSK, 3739421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis SourceLocation PointOfInstantiation = SourceLocation()); 3741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 375ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief If the given using decl is an instantiation of a 376ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// (possibly unresolved) using decl from a template instantiation, 377d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 378ed97649e9574b9d854fa4d6109c9333ae0993554John McCall NamedDecl *getInstantiatedFromUsingDecl(UsingDecl *Inst); 379d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 380ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Remember that the using decl \p Inst is an instantiation 381ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// of the using decl \p Pattern of a class template. 382ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingDecl(UsingDecl *Inst, NamedDecl *Pattern); 3831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 384ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst, 385ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *Pattern); 386ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *getInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst); 3871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 388d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 3891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 390d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 3911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3927d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor // Access to the set of methods overridden by the given C++ method. 3937d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor typedef CXXMethodVector::iterator overridden_cxx_method_iterator; 3947d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3957d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_begin(const CXXMethodDecl *Method) const; 3967d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 3977d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3987d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_end(const CXXMethodDecl *Method) const; 3997d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 400c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis unsigned overridden_methods_size(const CXXMethodDecl *Method) const; 401c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis 4027d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Note that the given C++ \p Method overrides the given \p 4037d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Overridden method. 4047d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor void addOverriddenMethod(const CXXMethodDecl *Method, 4057d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor const CXXMethodDecl *Overridden); 4067d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 407ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 408ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 4091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 411e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidTy; 412e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType BoolTy; 413e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType CharTy; 414e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType WCharTy; // [C++ 3.9.1p5], integer type in C99. 415e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 416e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 417e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 418e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 419e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedLongLongTy, UnsignedInt128Ty; 420e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatTy, DoubleTy, LongDoubleTy; 421e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 422e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidPtrTy, NullPtrTy; 42334b41d939a1328f484511c6002ba2456db879a29Richard Smith CanQualType OverloadTy; 424e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType DependentTy; 42513dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian CanQualType ObjCBuiltinIdTy, ObjCBuiltinClassTy, ObjCBuiltinSelTy; 4268e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 427444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar ASTContext(const LangOptions& LOpts, SourceManager &SM, const TargetInfo &t, 4281b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner IdentifierTable &idents, SelectorTable &sels, 4291b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &builtins, 43063fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor unsigned size_reserve); 431fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 4325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 4336ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 4342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 4352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 4362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 4372cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 4382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 4392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void setExternalSource(llvm::OwningPtr<ExternalASTSource> &Source); 4402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 4412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 4422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 4432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ExternalASTSource *getExternalSource() const { return ExternalSource.get(); } 4442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 4457b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Attach an AST mutation listener to the AST context. 4467b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// 4477b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// The AST mutation listener provides the ability to track modifications to 4487b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// the abstract syntax tree entities committed after they were initially 4497b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// created. 4507b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis void setASTMutationListener(ASTMutationListener *Listener) { 4517b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis this->Listener = Listener; 4527b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis } 4537b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 4547b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Retrieve a pointer to the AST mutation listener associated 4557b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// with this AST context, if any. 4567b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *getASTMutationListener() const { return Listener; } 4577b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 4585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 45903ed44061df258e74a40383bda849e14b892a8c6Ted Kremenek const std::vector<Type*>& getTypes() const { return Types; } 460d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 461464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 462464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 463464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 4641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4650953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 4660953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getExtQualType - Return a type with extended qualifiers. 4674ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getExtQualType(const Type *Base, Qualifiers Quals) const; 4680953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4694ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeDeclTypeSlow(const TypeDecl *Decl) const; 470becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 4710953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 4721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getAddSpaceQualType - Return the uniqued reference to the type for an 4731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// address space qualified type with the specified type and address space. 4741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 4751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 476f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 4774ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace) const; 4781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 479d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// getObjCGCQualType - Returns the uniqued reference to the type for an 480d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// objc gc qualified type. The retulting type has a union of the qualifiers 481d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// from T and the gc attribute. 4824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr) const; 4830953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4840953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getRestrictType - Returns the uniqued reference to the type for a 4850953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'restrict' qualified type. The resulting type has a union of the 4860953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'restrict'. 4874ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRestrictType(QualType T) const { 4880953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 4890953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 4900953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4910953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getVolatileType - Returns the uniqued reference to the type for a 4920953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'volatile' qualified type. The resulting type has a union of the 4930953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'volatile'. 4944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getVolatileType(QualType T) const { 495f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor return T.withFastQualifiers(Qualifiers::Volatile); 496f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor } 4970953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4980953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getConstType - Returns the uniqued reference to the type for a 4990953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'const' qualified type. The resulting type has a union of the 5000953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'const'. 5010953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 5020953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// It can be reasonably expected that this will always be 5030953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// equivalent to calling T.withConst(). 5044ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getConstType(QualType T) const { return T.withConst(); } 5051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 506e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall /// adjustFunctionType - Change the ExtInfo on a function type. 507e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall const FunctionType *adjustFunctionType(const FunctionType *Fn, 508e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall FunctionType::ExtInfo EInfo); 509e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall 5105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getComplexType - Return the uniqued reference to the type for a complex 5115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 5124ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getComplexType(QualType T) const; 5134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getComplexType(CanQualType T) const { 514e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getComplexType((QualType) T)); 515e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 5161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getPointerType - Return the uniqued reference to the type for a pointer to 5185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 5194ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getPointerType(QualType T) const; 5204ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getPointerType(CanQualType T) const { 521e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getPointerType((QualType) T)); 522e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 5235618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 5245618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// getBlockPointerType - Return the uniqued reference to the type for a block 5255618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// of the specified type. 5264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockPointerType(QualType T) const; 527f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 528adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of the descriptor for pointer to 529adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// blocks. 5304ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockDescriptorType() const; 531adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 532adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump // Set the type for a Block descriptor type. 533adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump void setBlockDescriptorType(QualType T); 534adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// Get the BlockDescriptorType type, or NULL if it hasn't yet been built. 535adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump QualType getRawBlockdescriptorType() { 536adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump if (BlockDescriptorType) 537adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return getTagDeclType(BlockDescriptorType); 538adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return QualType(); 539adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump } 540adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 541083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// This gets the struct used to keep track of the extended descriptor for 542083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// pointer to blocks. 5434ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockDescriptorExtendedType() const; 544083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 545083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump // Set the type for a Block descriptor extended type. 546083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump void setBlockDescriptorExtendedType(QualType T); 547083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// Get the BlockDescriptorExtendedType type, or NULL if it hasn't yet been 548083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// built. 5494ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawBlockdescriptorExtendedType() const { 550083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump if (BlockDescriptorExtendedType) 551083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return getTagDeclType(BlockDescriptorExtendedType); 552083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return QualType(); 553083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump } 554083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 55514b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne void setcudaConfigureCallDecl(FunctionDecl *FD) { 55614b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne cudaConfigureCallDecl = FD; 55714b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne } 55814b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne FunctionDecl *getcudaConfigureCallDecl() { 55914b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne return cudaConfigureCallDecl; 56014b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne } 56114b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne 562ea26cb522e88fc86b0d1cae61dcefcfe4cc20231Mike Stump /// This builds the struct used for __block variables. 5634ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType BuildByRefType(llvm::StringRef DeclName, QualType Ty) const; 564af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump 565af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump /// Returns true iff we need copy/dispose helpers for the given type. 5664ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad bool BlockRequiresCopying(QualType Ty) const; 567adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 5687c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getLValueReferenceType - Return the uniqued reference to the type for an 5697c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// lvalue reference to the specified type. 5704ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getLValueReferenceType(QualType T, bool SpelledAsLValue = true) 5714ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 5727c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 5737c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getRValueReferenceType - Return the uniqued reference to the type for an 5747c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// rvalue reference to the specified type. 5754ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRValueReferenceType(QualType T) const; 576f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 577f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// getMemberPointerType - Return the uniqued reference to the type for a 578f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// member pointer to the specified type in the specified class. The class 579f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// is a Type because it could be a dependent name. 5804ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getMemberPointerType(QualType T, const Type *Cls) const; 581f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 582bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getVariableArrayType - Returns a non-unique reference to the type for a 583bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// variable array of the specified element type. 584c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 585c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 58663e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals, 5874ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceRange Brackets) const; 5881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 589898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// getDependentSizedArrayType - Returns a non-unique reference to 590898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// the type for a dependently-sized array of the specified element 591898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 592898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// comparable, at some point. 593898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 594fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 59563e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals, 5964ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceRange Brackets) const; 597fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 598c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// getIncompleteArrayType - Returns a unique reference to the type for a 599c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// incomplete array of the specified element type. 600c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 601c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 60263e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals) const; 603c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 604bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getConstantArrayType - Return the unique reference to the type for a 605bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// constant array of the specified element type. 606c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 607c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 60863e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals) const; 609745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 610745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// getVariableArrayDecayedType - Returns a vla type where known sizes 611ce8890371fcdb983ae487c87fa40606a34896ff7John McCall /// are replaced with [*]. 6124ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getVariableArrayDecayedType(QualType Ty) const; 6137e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 61473322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getVectorType - Return the unique reference to a vector type of 61573322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 61682287d19ded35248c4ce6a425ce74116a13ce44eJohn Thompson QualType getVectorType(QualType VectorType, unsigned NumElts, 6174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad VectorType::VectorKind VecKind) const; 61873322924127c873c13101b705dd823f5539ffa5fSteve Naroff 619213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// getExtVectorType - Return the unique reference to an extended vector type 620213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// of the specified element type and size. VectorType must be a built-in 621213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// type. 6224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getExtVectorType(QualType VectorType, unsigned NumElts) const; 6235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6249cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// getDependentSizedExtVectorType - Returns a non-unique reference to 6259cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// the type for a dependently-sized vector of the specified element 6269cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 6279cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// comparable, at some point. 6281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 6299cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 6304ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceLocation AttrLoc) const; 6319cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 63272564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor /// getFunctionNoProtoType - Return a K&R style C function type like 'int()'. 6335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 634264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola QualType getFunctionNoProtoType(QualType ResultTy, 6354ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FunctionType::ExtInfo &Info) const; 636264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola 6374ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getFunctionNoProtoType(QualType ResultTy) const { 638264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola return getFunctionNoProtoType(ResultTy, FunctionType::ExtInfo()); 6396a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola } 640465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 641e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall /// getFunctionType - Return a normal function type with a typed 642e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall /// argument list. 643e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall QualType getFunctionType(QualType ResultTy, 644e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall const QualType *Args, unsigned NumArgs, 6454ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FunctionProtoType::ExtProtoInfo &EPI) const; 6462ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 6472ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// getTypeDeclType - Return the unique reference to the type for 6482ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// the specified type declaration. 649becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclType(const TypeDecl *Decl, 6504ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TypeDecl *PrevDecl = 0) const { 651becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(Decl && "Passed null for Decl param"); 652becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (Decl->TypeForDecl) return QualType(Decl->TypeForDecl, 0); 653becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 654becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (PrevDecl) { 655becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(PrevDecl->TypeForDecl && "previous decl has no TypeForDecl"); 656becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall Decl->TypeForDecl = PrevDecl->TypeForDecl; 657becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return QualType(PrevDecl->TypeForDecl, 0); 658becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 659becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 660becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return getTypeDeclTypeSlow(Decl); 661becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 6622ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 6635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTypedefType - Return the unique reference to the type for the 6645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified typename decl. 6654ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypedefType(const TypedefDecl *Decl, QualType Canon = QualType()) 6664ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 667fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 6684ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRecordType(const RecordDecl *Decl) const; 669400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 6704ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getEnumType(const EnumDecl *Decl) const; 671400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 6724ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getInjectedClassNameType(CXXRecordDecl *Decl, QualType TST) const; 6733cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 6749d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType getAttributedType(AttributedType::Kind attrKind, 6759d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType modifiedType, 6769d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType equivalentType); 6779d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall 67849a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType getSubstTemplateTypeParmType(const TemplateTypeParmType *Replaced, 6794ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Replacement) const; 680c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor QualType getSubstTemplateTypeParmPackType( 681c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor const TemplateTypeParmType *Replaced, 682c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor const TemplateArgument &ArgPack); 68349a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 6841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTemplateTypeParmType(unsigned Depth, unsigned Index, 68576e4ce42a30cee4dc40ce7c6014874fbc4f9baa7Anders Carlsson bool ParameterPack, 6864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad IdentifierInfo *Name = 0) const; 687fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 6887532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 6897532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 6907532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 6914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 692833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 6939763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis QualType getCanonicalTemplateSpecializationType(TemplateName T, 6949763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis const TemplateArgument *Args, 6954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned NumArgs) const; 6969763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis 697833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall QualType getTemplateSpecializationType(TemplateName T, 698d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo &Args, 6994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 70055f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 7013cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall TypeSourceInfo * 7023cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall getTemplateSpecializationTypeInfo(TemplateName T, SourceLocation TLoc, 7033cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const TemplateArgumentListInfo &Args, 7044ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 7053cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 7064ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getParenType(QualType NamedType) const; 707075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara 708465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType getElaboratedType(ElaboratedTypeKeyword Keyword, 709465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara NestedNameSpecifier *NNS, 7104ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType NamedType) const; 7114a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType getDependentNameType(ElaboratedTypeKeyword Keyword, 7124a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NestedNameSpecifier *NNS, 7134a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor const IdentifierInfo *Name, 7144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 71533500955d731c73717af52088b7fc0e7a85681e7John McCall 71633500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 71733500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 71833500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 7194ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TemplateArgumentListInfo &Args) const; 72033500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 72133500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 72233500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 72333500955d731c73717af52088b7fc0e7a85681e7John McCall unsigned NumArgs, 7244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TemplateArgument *Args) const; 725e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 726cded4f649cd4b7ba7d461c25c6482ef52b8d3a2aDouglas Gregor QualType getPackExpansionType(QualType Pattern, 727cded4f649cd4b7ba7d461c25c6482ef52b8d3a2aDouglas Gregor llvm::Optional<unsigned> NumExpansions); 7287536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 7294ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl) const; 730c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 731c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectType(QualType Base, 732c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall ObjCProtocolDecl * const *Protocols, 7334ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned NumProtocols) const; 734c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 735c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// getObjCObjectPointerType - Return a ObjCObjectPointerType type 736c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// for the given ObjCObjectType. 7374ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCObjectPointerType(QualType OIT) const; 7381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 739d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff /// getTypeOfType - GCC extension. 7404ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeOfExprType(Expr *e) const; 7414ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeOfType(QualType t) const; 7421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 743395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson /// getDecltypeType - C++0x decltype. 7444ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getDecltypeType(Expr *e) const; 7451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 74634b41d939a1328f484511c6002ba2456db879a29Richard Smith /// getAutoType - C++0x deduced auto type. 74734b41d939a1328f484511c6002ba2456db879a29Richard Smith QualType getAutoType(QualType DeducedType) const; 74834b41d939a1328f484511c6002ba2456db879a29Richard Smith 7495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTagDeclType - Return the unique reference to the type for the 7505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified TagDecl (struct/union/class/enum) decl. 7514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTagDeclType(const TagDecl *Decl) const; 7521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getSizeType - Return the unique type for "size_t" (C99 7.17), defined 7545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// in <stddef.h>. The sizeof operator requires this (C99 6.5.3.4p4). 755a3ccda58913cc1a4b8564e349448b12acc462da7Anders Carlsson CanQualType getSizeType() const; 756fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 7573a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// getWCharType - In C++, this returns the unique wchar_t type. In C99, this 7583a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// returns a type compatible with the type defined in <stddef.h> as defined 7593a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// by the target. 7603a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 76164c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 76264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getSignedWCharType - Return the type of "signed wchar_t". 76364c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 76464c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 76564c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 76664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getUnsignedWCharType - Return the type of "unsigned wchar_t". 76764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 76864c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 7691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7708b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// getPointerDiffType - Return the unique type for "ptrdiff_t" (ref?) 7718b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// defined in <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 7728b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 7731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 774beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // getCFConstantStringType - Return the C structure type used to represent 775beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // constant CFStrings. 7764ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getCFConstantStringType() const; 7771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7782bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // getNSConstantStringType - Return the C structure type used to represent 7792bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // constant NSStrings. 7804ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getNSConstantStringType() const; 7812bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// Get the structure type used to representation NSStrings, or NULL 7822bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// if it hasn't yet been built. 7834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawNSConstantStringType() const { 7842bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian if (NSConstantStringTypeDecl) 7852bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return getTagDeclType(NSConstantStringTypeDecl); 7862bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return QualType(); 7872bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian } 7882bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian void setNSConstantStringType(QualType T); 7892bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 7902bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 791319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 792319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 7934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawCFConstantStringType() const { 794319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 795319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 796319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 797319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 798319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 799319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 800983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 801a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 8021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 8031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 8042198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 805b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 806bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson //// This gets the struct used to keep track of fast enumerations. 8074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCFastEnumerationStateType() const; 8081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 809319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the ObjCFastEnumerationState type, or NULL if it hasn't yet 810319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// been built. 8114ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawObjCFastEnumerationStateType() const { 812319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (ObjCFastEnumerationStateTypeDecl) 813319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(ObjCFastEnumerationStateTypeDecl); 814319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 815319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 816319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 817319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCFastEnumerationStateType(QualType T); 818319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 819c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 820c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 8211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 822c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 8234ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getFILEType() const { 8241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 825c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 826c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 827c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 828782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 829782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 830fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 831fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 832fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 8331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 834782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 8354ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getjmp_bufType() const { 8361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 837782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 838782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 839782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 840782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 841782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 842fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 843fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 844fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 8451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 846782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 8474ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getsigjmp_bufType() const { 8481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 849782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 850782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 851782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 8521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 85316f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis /// \brief The result type of logical operations, '<', '>', '!=', etc. 85416f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis QualType getLogicalOperationType() const { 85516f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis return getLangOptions().CPlusPlus ? BoolTy : IntTy; 85616f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis } 85716f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis 858d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// getObjCEncodingForType - Emit the ObjC type encoding for the 859d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// given type into \arg S. If \arg NameFields is specified then 860d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// record field names are also encoded. 8611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForType(QualType t, std::string &S, 8624ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FieldDecl *Field=0) const; 863a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 864a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 8651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 866ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian // Put the string version of type qualifiers into S. 8671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 868ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 8691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8705389f48b24937ad7b4093307128b3cbf25235654David Chisnall /// getObjCEncodingForFunctionDecl - Returns the encoded type for this 8715389f48b24937ad7b4093307128b3cbf25235654David Chisnall //function. This is in the same format as Objective-C method encodings. 8725389f48b24937ad7b4093307128b3cbf25235654David Chisnall void getObjCEncodingForFunctionDecl(const FunctionDecl *Decl, std::string& S); 8735389f48b24937ad7b4093307128b3cbf25235654David Chisnall 874a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingForMethodDecl - Return the encoded type for this method 87533e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// declaration. 8764ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S) 8774ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 8781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8796b5a61b6dc400027fd793dcadceeb9da944a37eaJohn McCall /// getObjCEncodingForBlock - Return the encoded type for this block 8805e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// declaration. 8816b5a61b6dc400027fd793dcadceeb9da944a37eaJohn McCall std::string getObjCEncodingForBlock(const BlockExpr *blockExpr) const; 8825e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall 883c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 884c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 885c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 886c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 8871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 888c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 8894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad std::string &S) const; 8901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8910fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 8924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ObjCProtocolDecl *rProto) const; 8931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 894a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingTypeSize returns size of type for objective-c encoding 895aa8741a1db98eef05f09b1200dba94aa5dc3bc3dKen Dyck /// purpose in characters. 8964ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getObjCEncodingTypeSize(QualType t) const; 897d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 898006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis /// \brief Whether __[u]int128_t identifier is installed. 899006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis bool isInt128Installed() const { return IsInt128Installed; } 900006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis void setInt128Installed() { IsInt128Installed = true; } 901006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 902d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter represents the ObjC 'id' type. It is setup lazily, by 903d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. id is always a (typedef for a) pointer type, a pointer to a struct. 904de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCIdType() const { return ObjCIdTypedefType; } 905319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCIdType(QualType T); 9061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 907319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCSelType(QualType T); 90813dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType getObjCSelType() const { return ObjCSelTypedefType; } 9091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 910a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCProtoType(QualType QT); 911a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCProtoType() const { return ObjCProtoType; } 9121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 913d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter repreents the ObjC 'Class' type. It is setup lazily, by 914d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. 'Class' is always a (typedef for a) pointer type, a pointer to a 915d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// struct. 916de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCClassType() const { return ObjCClassTypedefType; } 917319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCClassType(QualType T); 9181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 919b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson void setBuiltinVaListType(QualType T); 920b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType getBuiltinVaListType() const { return BuiltinVaListType; } 921f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 9220953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getCVRQualifiedType - Returns a type with additional const, 9230953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// volatile, or restrict qualifiers. 9244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getCVRQualifiedType(QualType T, unsigned CVR) const { 9250953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 9260953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9270953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9280953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 9294ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getQualifiedType(QualType T, Qualifiers Qs) const { 9300953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 9310953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 9320953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 9330953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 9340953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 9350953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9360953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9370953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 9384ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getQualifiedType(const Type *T, Qualifiers Qs) const { 9390953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 9400953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 9410953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 9420953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9430953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9442577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo getNameForTemplate(TemplateName Name, 9454ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceLocation NameLoc) const; 94680ad16f4b2b350ddbaae21a52975e63df5aafc2cJohn McCall 947eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall TemplateName getOverloadedTemplateName(UnresolvedSetIterator Begin, 9484ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad UnresolvedSetIterator End) const; 9490bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall 9501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 9517532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 9524ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateDecl *Template) const; 9531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 9554ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const IdentifierInfo *Name) const; 956ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 9574ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad OverloadedOperatorKind Operator) const; 9581aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor TemplateName getSubstTemplateTemplateParmPack(TemplateTemplateParmDecl *Param, 9591aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor const TemplateArgument &ArgPack) const; 9601aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor 96186df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 962782fa308a765aeac2acb39c4e697c937ec21185bMike Stump GE_None, //< No error 963f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_stdio, //< Missing a type from <stdio.h> 964f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_setjmp //< Missing a type from <setjmp.h> 96586df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 9661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 96714e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// GetBuiltinType - Return the type for the specified builtin. If 96814e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// IntegerConstantArgs is non-null, it is filled in with a bitmask of 96914e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// arguments to the builtin that are required to be integer constant 97014e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// expressions. 97114e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error, 9724ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned *IntegerConstantArgs = 0) const; 9731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 974d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 975e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getFromTargetType(unsigned Type) const; 976b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 977464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 978b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 979b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 9801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 981d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 9824fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// getObjCGCAttr - Returns one of GCNone, Weak or Strong objc's 9834fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// garbage collection attribute. 9844fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// 985ae278a3a57595349a411f6474938d4dd1b263a0eJohn McCall Qualifiers::GC getObjCGCAttrKind(QualType Ty) const; 9861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 987f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// areCompatibleVectorTypes - Return true if the given vector types 988f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// are of the same unqualified type or if they are equivalent to the same 989f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// GCC vector type, ignoring whether they are target-specific (AltiVec or 990f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// Neon) types. 991255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor bool areCompatibleVectorTypes(QualType FirstVec, QualType SecondVec); 992255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor 993fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// isObjCNSObjectType - Return true if this is an NSObject object with 994fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// its NSObject attribute set. 995fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian bool isObjCNSObjectType(QualType Ty) const; 9961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 997b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 998464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 999464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 10001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1001b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// getFloatTypeSemantics - Return the APFloat 'semantics' for the specified 1002b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// scalar floating point type. 1003b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 10041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1005464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeInfo - Get the size and alignment of the specified complete type in 1006464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// bits. 10074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad std::pair<uint64_t, unsigned> getTypeInfo(const Type *T) const; 10084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad std::pair<uint64_t, unsigned> getTypeInfo(QualType T) const { 10091d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 10101d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 10111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1012464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeSize - Return the size of the specified type, in bits. This method 1013464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// does not work on incomplete types. 10144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getTypeSize(QualType T) const { 101598be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 1016464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 10174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getTypeSize(const Type *T) const { 10181d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 10191d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 10201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1021cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getCharWidth - Return the size of the character type, in bits 10224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getCharWidth() const { 1023f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck return getTypeSize(CharTy); 1024f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck } 1025f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 1026eb6f5dc86531f794ba7746a2da4d28e37cf5da7eKen Dyck /// toCharUnitsFromBits - Convert a size in bits to a size in characters. 1027eb6f5dc86531f794ba7746a2da4d28e37cf5da7eKen Dyck CharUnits toCharUnitsFromBits(int64_t BitSize) const; 1028eb6f5dc86531f794ba7746a2da4d28e37cf5da7eKen Dyck 1029dd76a9ab9ea675671200f94b18ce95766841952bKen Dyck /// toBits - Convert a size in characters to a size in bits. 1030dd76a9ab9ea675671200f94b18ce95766841952bKen Dyck int64_t toBits(CharUnits CharSize) const; 1031dd76a9ab9ea675671200f94b18ce95766841952bKen Dyck 1032cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getTypeSizeInChars - Return the size of the specified type, in characters. 1033f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck /// This method does not work on incomplete types. 10344ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeSizeInChars(QualType T) const; 10354ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeSizeInChars(const Type *T) const; 1036f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 103734ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getTypeAlign - Return the ABI-specified alignment of a type, in bits. 103834ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// This method does not work on incomplete types. 10394ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getTypeAlign(QualType T) const { 104098be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 1041464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 10424ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getTypeAlign(const Type *T) const { 10431d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 10441d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 10451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 104616e20cce43385001f33f8e3f90ee345609c805d1Ken Dyck /// getTypeAlignInChars - Return the ABI-specified alignment of a type, in 104786fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck /// characters. This method does not work on incomplete types. 10484ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeAlignInChars(QualType T) const; 10494ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeAlignInChars(const Type *T) const; 105086fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck 1051bee5a79fc95e3003d755031e3d2bb4410a71e1c1Ken Dyck std::pair<CharUnits, CharUnits> getTypeInfoInChars(const Type *T) const; 1052bee5a79fc95e3003d755031e3d2bb4410a71e1c1Ken Dyck std::pair<CharUnits, CharUnits> getTypeInfoInChars(QualType T) const; 1053ea1471e0e967548c596a71469702f8846dbaf3c0John McCall 105434ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getPreferredTypeAlign - Return the "preferred" alignment of the specified 105534ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// type for the current target in bits. This can be different than the ABI 105634ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// alignment in cases where it is beneficial for performance to overalign 105734ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// a data type. 10584ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getPreferredTypeAlign(const Type *T) const; 10591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10608b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// getDeclAlign - Return a conservative estimate of the alignment of 10618b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// the specified decl. Note that bitfields do not have a valid alignment, so 10628b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// this method will assert on them. 10638b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// If @p RefAsPointee, references are treated like their underlying type 10648b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// (for alignof), else they're treated like pointers (for CodeGen). 10654ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getDeclAlign(const Decl *D, bool RefAsPointee = false) const; 10661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 106788a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// getASTRecordLayout - Get or compute information about the layout of the 1068464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// specified record (struct/union/class), which indicates its size and field 1069464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 10704ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D) const; 10711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1072b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCInterfaceLayout - Get or compute information about the 1073b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// layout of the specified Objective-C interface. 10744ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D) 10754ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 1076b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 10774ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void DumpRecordLayout(const RecordDecl *RD, llvm::raw_ostream &OS) const; 1078bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar 1079b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCImplementationLayout - Get or compute information about 1080b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// the layout of the specified Objective-C implementation. This may 1081b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// differ from the interface if synthesized ivars are present. 1082b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 10834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getASTObjCImplementationLayout(const ObjCImplementationDecl *D) const; 1084b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1085fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// getKeyFunction - Get the key function for the given record decl, or NULL 1086fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// if there isn't one. The key function is, according to the Itanium C++ ABI 1087fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// section 5.2.3: 1088f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// 1089f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// ...the first non-pure virtual function that is not inline at the point 1090f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// of class definition. 1091f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson const CXXMethodDecl *getKeyFunction(const CXXRecordDecl *RD); 1092f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 10934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad bool isNearlyEmpty(const CXXRecordDecl *RD) const; 1094dae0cb52e4e3d46bbfc9a4510909522197a92e54Anders Carlsson 109514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne MangleContext *createMangleContext(); 109614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 10978e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian void ShallowCollectObjCIvars(const ObjCInterfaceDecl *OI, 10984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars) 10994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 11002c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 11012c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian void DeepCollectObjCIvars(const ObjCInterfaceDecl *OI, bool leafClass, 11024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars) const; 11032c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 11044ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned CountNonClassIvars(const ObjCInterfaceDecl *OI) const; 1105e23fa2d0e84d1b878e012442a726c664216a9adfFariborz Jahanian void CollectInheritedProtocols(const Decl *CDecl, 1106432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian llvm::SmallPtrSet<ObjCProtocolDecl*, 8> &Protocols); 1107525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 1108464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 1109464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 1110464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 11111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 111277c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// getCanonicalType - Return the canonical (structural) type corresponding to 111377c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// the specified potentially non-canonical type. The non-canonical version 111477c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// of a type may have many "decorated" versions of types. Decorators can 111577c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// include typedefs, 'typeof' operators, etc. The returned type is guaranteed 111677c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// to be free of any of these, allowing two canonical types to be compared 111777c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// for exact equality with a simple pointer comparison. 11183b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall CanQualType getCanonicalType(QualType T) const { 11193b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall return CanQualType::CreateUnsafe(T.getCanonicalType()); 11203b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall } 1121f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall 11224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const Type *getCanonicalType(const Type *T) const { 11231d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 11241d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 11252a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 112654e14c4db764c0636160d26c5bbf491637c83a76John McCall /// getCanonicalParamType - Return the canonical parameter type 112754e14c4db764c0636160d26c5bbf491637c83a76John McCall /// corresponding to the specific potentially non-canonical one. 112854e14c4db764c0636160d26c5bbf491637c83a76John McCall /// Qualifiers are stripped off, functions are turned into function 112954e14c4db764c0636160d26c5bbf491637c83a76John McCall /// pointers, and arrays decay one level into pointers. 11304ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getCanonicalParamType(QualType T) const; 113154e14c4db764c0636160d26c5bbf491637c83a76John McCall 11328e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent. 11338e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameType(QualType T1, QualType T2) { 11348e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 11358e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 11361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11375535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \brief Returns this type as a completely-unqualified array type, 11385535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// capturing the qualifiers in Quals. This will remove the minimal amount of 11395535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// sugaring from the types, similar to the behavior of 11405535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// QualType::getUnqualifiedType(). 114128e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 11425535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \param T is the qualified type, which may be an ArrayType 114328e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 114428e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \param Quals will receive the full set of qualifiers that were 11455535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// applied to the array. 114628e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 114728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \returns if this is an array type, the completely unqualified array type 11485535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// that corresponds to it. Otherwise, returns T.getUnqualifiedType(). 114928e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType getUnqualifiedArrayType(QualType T, Qualifiers &Quals); 115028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 11518e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 11528e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 11538e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameUnqualifiedType(QualType T1, QualType T2) { 11543b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall return getCanonicalType(T1).getTypePtr() == 11553b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall getCanonicalType(T2).getTypePtr(); 11568e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 11578e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 11585a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor bool UnwrapSimilarPointerTypes(QualType &T1, QualType &T2); 11595a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor 1160d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 1161d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 1162d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1163d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 1164d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 1165d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 1166d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1167d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 1168d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 1169d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 1170d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 1171d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1172d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 1173d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1174d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 1175d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 1176d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1177d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 1178d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1179d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 1180d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 1181d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 1182d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 1183d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 11844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS) const; 1185d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 1186ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// \brief Retrieves the default calling convention to use for 1187ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// C++ instance methods. 1188ee743f903858e337434ac0335f147f4de4ecae05Charles Davis CallingConv getDefaultMethodCallConv(); 1189ee743f903858e337434ac0335f147f4de4ecae05Charles Davis 119004a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Retrieves the canonical representation of the given 119104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 11924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CallingConv getCanonicalCallConv(CallingConv CC) const { 119304a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall if (CC == CC_C) 119404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC_Default; 119504a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC; 119604a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 119704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 119804a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Determines whether two calling conventions name the same 119904a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 120004a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall bool isSameCallConv(CallingConv lcc, CallingConv rcc) { 120104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return (getCanonicalCallConv(lcc) == getCanonicalCallConv(rcc)); 120204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 120304a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 120425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 120525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 120625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 120725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 120825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 120925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 121025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 121125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// names---std::vector, ::std::vector, vector (if vector is in 121225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 121325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 121425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 121525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 121625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 121725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 121825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 121925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 122025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 122125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 12224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateName getCanonicalTemplateName(TemplateName Name) const; 122325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 1224db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// \brief Determine whether the given template names refer to the same 1225db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// template. 1226db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor bool hasSameTemplateName(TemplateName X, TemplateName Y); 1227db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor 12281275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 12291275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 12301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 12311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 12321275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 12334ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg) 12344ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 12351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1236c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 1237c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 1238c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 1239c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 12404ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ArrayType *getAsArrayType(QualType T) const; 12414ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ConstantArrayType *getAsConstantArrayType(QualType T) const { 1242c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 1243c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 12444ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const VariableArrayType *getAsVariableArrayType(QualType T) const { 1245c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 1246c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 12474ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const IncompleteArrayType *getAsIncompleteArrayType(QualType T) const { 1248c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 1249c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 12504ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const DependentSizedArrayType *getAsDependentSizedArrayType(QualType T) 12514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const { 1252442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor return dyn_cast_or_null<DependentSizedArrayType>(getAsArrayType(T)); 1253442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor } 1254442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor 1255fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// getBaseElementType - Returns the innermost element type of an array type. 1256fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 12574ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBaseElementType(const ArrayType *VAT) const; 12585e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 12595e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// getBaseElementType - Returns the innermost element type of a type 12605e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// (which needn't actually be an array type). 12614ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBaseElementType(QualType QT) const; 12621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12630de78998e7bda473b408437053e48661b510d453Fariborz Jahanian /// getConstantArrayElementCount - Returns number of constant array elements. 12640de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 12651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1266e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// getArrayDecayedType - Return the properly qualified result of decaying the 1267e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// specified array type to a pointer. This operation is non-trivial when 1268e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// handling typedefs etc. The canonical type of "T" must be an array type, 1269e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// this returns a pointer to a properly qualified element of the array. 1270e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 1271e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 12724ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getArrayDecayedType(QualType T) const; 12731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1274a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// getPromotedIntegerType - Returns the type that Promotable will 1275a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// promote to: C99 6.3.1.1p2, assuming that Promotable is a promotable 1276a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// integer type. 12774ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getPromotedIntegerType(QualType PromotableType) const; 1278a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 127904e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 128004e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 128104e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 128204e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 128304e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 12844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType isPromotableBitField(Expr *E) const; 128504e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 12861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getIntegerTypeOrder - Returns the highest ranked integer type: 12877cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner /// C99 6.3.1.8p1. If LHS > RHS, return 1. If LHS == RHS, return 0. If 12881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 12894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad int getIntegerTypeOrder(QualType LHS, QualType RHS) const; 12901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1291a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// getFloatingTypeOrder - Compare the rank of the two specified floating 1292a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// point types, ignoring the domain of the type (i.e. 'double' == 1293a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// '_Complex double'). If LHS > RHS, return 1. If LHS == RHS, return 0. If 12941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 12954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad int getFloatingTypeOrder(QualType LHS, QualType RHS) const; 12965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getFloatingTypeOfSizeWithinDomain - Returns a real floating 12981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// point or a complex type (based on typeDomain/typeSize). 1299716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeDomain' is a real floating point or complex type. 1300716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeSize' is a real floating point or complex type. 13011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 1302f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 1303ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 1304207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(QualType T) const { 1305207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return getTargetAddressSpace(T.getQualifiers()); 1306207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1307207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 1308207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(Qualifiers Q) const { 1309207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return getTargetAddressSpace(Q.getAddressSpace()); 1310207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1311207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 1312207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(unsigned AS) const { 1313207f4d8543529221932af82836016a2ef066c917Peter Collingbourne if (AS < LangAS::Offset || AS >= LangAS::Offset + LangAS::Count) 1314207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return AS; 1315207f4d8543529221932af82836016a2ef066c917Peter Collingbourne else 1316207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return AddrSpaceMap[AS - LangAS::Offset]; 1317207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1318207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 1319f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 1320f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 1321f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall unsigned getIntegerRank(const Type *T) const; 1322f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1323f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 1324f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1325ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 1326ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 1327ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 13281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1329ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 1330447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool typesAreCompatible(QualType T1, QualType T2, 1331447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool CompareUnqualified = false); // C99 6.2.7p1 13321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1333132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool typesAreBlockPointerCompatible(QualType, QualType); 1334132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian 1335a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 1336de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCIdTypedefType; 1337389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1338a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 1339de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCClassTypedefType; 1340389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1341a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 134213dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian return T == ObjCSelTypedefType; 13438baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 13444084c306635b70f37029dca938444e6013f08684Steve Naroff bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS); 13454084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 13464084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 13478baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1348a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian bool ObjCQualifiedClassTypesAreCompatible(QualType LHS, QualType RHS); 1349a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian 13503d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 135114108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 135214108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 1353c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool canAssignObjCInterfaces(const ObjCObjectType *LHS, 1354c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall const ObjCObjectType *RHS); 1355132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool canAssignObjCInterfacesInBlockPointer( 1356132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *LHSOPT, 1357a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian const ObjCObjectPointerType *RHSOPT, 1358a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian bool BlockReturnType); 1359389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 1360db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian QualType areCommonBaseCompatible(const ObjCObjectPointerType *LHSOPT, 1361db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1362569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor bool canBindObjCObjectType(QualType To, QualType From); 1363569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor 13643d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 1365447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeTypes(QualType, QualType, bool OfBlockPointer=false, 1366a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian bool Unqualified = false, bool BlockReturnType = false); 1367447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeFunctionTypes(QualType, QualType, bool OfBlockPointer=false, 1368447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 13694846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeFunctionArgumentTypes(QualType, QualType, 13704846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 13714846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 13724846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeTransparentUnionType(QualType, QualType, 13734846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 13744846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 13752390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian 13762390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian QualType mergeObjCGCQualifiers(QualType, QualType); 13773d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 1378000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian void ResetObjCLayout(const ObjCContainerDecl *CD) { 1379000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ObjCLayouts[CD] = 0; 1380000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 1381a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 1382368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 1383ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 1384ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1385ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1386ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 1387ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 13884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getIntWidth(QualType T) const; 1389ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1390ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 1391ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 1392ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 1393ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman QualType getCorrespondingUnsignedType(QualType T); 1394ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1395ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1396e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 1397e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 13981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1399e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::iterator type_iterator; 1400e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::const_iterator const_type_iterator; 14011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1402e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_begin() { return Types.begin(); } 1403e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_end() { return Types.end(); } 1404e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek const_type_iterator types_begin() const { return Types.begin(); } 14051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const_type_iterator types_end() const { return Types.end(); } 14061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1407e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 14080cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 14090cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 14100cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 14110cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// MakeIntValue - Make an APSInt of the appropriate width and 14120cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// signedness for the given \arg Value and integer \arg Type. 14134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) const { 14140cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt Res(getIntWidth(Type), !Type->isSignedIntegerType()); 14150cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 14160cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 14170cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 14180cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 14198a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCInterfaceDecl,or NULL if none exists. 14208a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 14218a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCCategoryDecl, or NULL if none exists. 14228a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 14238a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 14248b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian /// \brief returns true if there is at lease one @implementation in TU. 14258b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian bool AnyObjCImplementation() { 14268b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian return !ObjCImpls.empty(); 14278b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian } 14288b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian 14298a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 14308a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 14318a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 14328a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 14338a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 14348a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 14351ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 14361ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Set the copy inialization expression of a block var decl. 14371ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian void setBlockVarCopyInits(VarDecl*VD, Expr* Init); 14381ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Get the copy initialization expression of VarDecl,or NULL if 14391ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// none exists. 1440830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian Expr *getBlockVarCopyInits(const VarDecl*VD); 14418a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1442a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate an uninitialized TypeSourceInfo. 1443b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1444a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// The caller should initialize the memory held by TypeSourceInfo using 1445b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 1446b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1447b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 1448b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 1449b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 1450109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// 1451109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// \param Size the size of the type info to create, or 0 if the size 1452109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// should be calculated based on the type. 14534ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TypeSourceInfo *CreateTypeSourceInfo(QualType T, unsigned Size = 0) const; 1454b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 1455a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate a TypeSourceInfo where all locations have been 1456a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// initialized to a given location, which defaults to the empty 1457a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// location. 1458a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo * 14596952f1e4256c5b43aee5e98cea4e9b663bd1d413Douglas Gregor getTrivialTypeSourceInfo(QualType T, 14606952f1e4256c5b43aee5e98cea4e9b663bd1d413Douglas Gregor SourceLocation Loc = SourceLocation()) const; 1461a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall 1462bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo *getNullTypeSourceInfo() { return &NullTypeSourceInfo; } 1463bf1a028246d884a540aeafa38e89be59a269b072John McCall 14640054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Add a deallocation callback that will be invoked when the 14650054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 14660054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 14670054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Callback A callback function that will be invoked on destruction. 14680054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 14690054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Data Pointer data that will be provided to the callback function 14700054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// when it is called. 14710054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor void AddDeallocation(void (*Callback)(void*), void *Data); 14724923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 147390e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForFunction(const FunctionDecl *FD); 147490e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForVariable(const VarDecl *VD); 147590e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 147690e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \brief Determines if the decl can be CodeGen'ed or deserialized from PCH 147790e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// lazily, only when used; this is only relevant for function or file scoped 147890e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// var definitions. 147990e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// 148090e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \returns true if the function/var must be CodeGen'ed/deserialized even if 148190e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// it is not used. 14824ac7c0bb39696e92fd220118fedc484c09a69870Argyrios Kyrtzidis bool DeclMustBeEmitted(const Decl *D); 148390e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 14844923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 14854923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor // Statistics 14864923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 14874923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 14881827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors. 14891827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructors; 14901827403a7138946305c0058f262e02b595cf882fDouglas Gregor 14911827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors for 14921827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// which declarations were built. 14931827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructorsDeclared; 14941827403a7138946305c0058f262e02b595cf882fDouglas Gregor 1495225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// \brief The number of implicitly-declared copy constructors. 1496225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructors; 1497225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 14981827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared copy constructors for 1499225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// which declarations were built. 1500225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructorsDeclared; 1501225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 1502a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators. 1503a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperators; 1504a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 1505a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators for 1506a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// which declarations were built. 1507a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperatorsDeclared; 1508a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 15094923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors. 15104923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructors; 15114923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 15124923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors for which 15134923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// declarations were built. 15144923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructorsDeclared; 15150054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 15165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 15175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext(const ASTContext&); // DO NOT IMPLEMENT 15185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void operator=(const ASTContext&); // DO NOT IMPLEMENT 15191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinTypes(); 1521e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall void InitBuiltinType(CanQualType &R, BuiltinType::Kind K); 15221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 152382a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar // Return the ObjC type encoding for a given type. 15241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 152582a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 152682a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 1527153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 1528090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 15294ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad bool EncodingProperty = false) const; 15300054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 15314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout & 15324ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getObjCLayout(const ObjCInterfaceDecl *D, 15334ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ObjCImplementationDecl *Impl) const; 1534000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian 15353478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenekprivate: 15360054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief A set of deallocations that should be performed when the 15370054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 15380054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor llvm::SmallVector<std::pair<void (*)(void*), void *>, 16> Deallocations; 15390054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 15403478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // FIXME: This currently contains the set of StoredDeclMaps used 15413478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // by DeclContext objects. This probably should not be in ASTContext, 15423478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // but we include it here so that ASTContext can quickly deallocate them. 15430c01d18094100db92d38daa923c95661512db203John McCall llvm::PointerIntPair<StoredDeclsMap*,1> LastSDM; 1544f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 1545f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek /// \brief A counter used to uniquely identify "blocks". 15464ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable unsigned int UniqueBlockByRefTypeID; 1547f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 15483478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek friend class DeclContext; 1549ac9590effa90406767a544005ed1de52e258306bTed Kremenek friend class DeclarationNameTable; 15503478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek void ReleaseDeclContextMaps(); 15515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1552d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1553d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing a nullary selector. 1554d05c2006f2fca763be9680ab673f7c66adbf90a1Anders Carlssonstatic inline Selector GetNullarySelector(llvm::StringRef name, ASTContext& Ctx) { 1555d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1556d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(0, &II); 1557d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1558d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1559d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing an unary selector. 1560d05c2006f2fca763be9680ab673f7c66adbf90a1Anders Carlssonstatic inline Selector GetUnarySelector(llvm::StringRef name, ASTContext& Ctx) { 1561d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1562d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(1, &II); 1563d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1564e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 15655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 15665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1567e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 1568e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// The throw specifications are mandated by the standard. 1569e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 1570e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1571e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 1572e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// obtaining memory. It is a non-throwing new, which means that it returns 1573e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// null on error. (If that is what the allocator does. The current does, so if 1574e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// this ever changes, this operator will have to be changed, too.) 1575e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 1576e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 1577f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 1578e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 1579e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 1580f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// IntegerLiteral *Ex2 = new (Context, 4) IntegerLiteral(arguments); 1581e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 1582e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 1583e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 15844398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 1585e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1586e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 1587e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 158842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 158942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 1590e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 15914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void *operator new(size_t Bytes, const clang::ASTContext &C, 15929f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor size_t Alignment) throw () { 1593c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 1594e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1595e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 1596e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1597e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 1598e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 1599e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 1600e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 16014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void operator delete(void *Ptr, const clang::ASTContext &C, size_t) 1602e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl throw () { 1603c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 1604e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1605e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 160642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 160742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// obtaining memory. It is a non-throwing new[], which means that it returns 160842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// null on error. 160942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 161042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 1611f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 161242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 161342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 1614f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// char *data = new (Context, 4) char[10]; 161542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 161642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 161742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 16184398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 161942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 162042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 162142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 162242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 162342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 162442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 16254ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void *operator new[](size_t Bytes, const clang::ASTContext& C, 1626f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor size_t Alignment = 8) throw () { 162742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 162842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 162942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 163042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 163142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 163242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 163342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 163442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 163542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 16364ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void operator delete[](void *Ptr, const clang::ASTContext &C, size_t) 16370235d1510d0677b26f2d0448694e5e3e8a1ee043Benjamin Kramer throw () { 163842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 163942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 164042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 16415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1642