ASTContext.h revision 15f92bad58c8650b1306729744b1a1230197497a
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//===----------------------------------------------------------------------===// 9ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// 10ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// \file 11ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// \brief Defines the clang::ASTContext interface. 12ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_ASTCONTEXT_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_ASTCONTEXT_H 175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 18ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek#include "clang/AST/ASTTypeTraits.h" 1930a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/AST/CanonicalType.h" 2030a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/AST/CommentCommandTraits.h" 21ad75653f81dece1c806e9c28dd7e7582c9929a27Ted Kremenek#include "clang/AST/Decl.h" 229e8c92a9c9b949bbb0408fbbd9a58e34894b6efcDouglas Gregor#include "clang/AST/LambdaMangleContext.h" 23ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor#include "clang/AST/NestedNameSpecifier.h" 24d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor#include "clang/AST/PrettyPrinter.h" 2530a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/AST/RawCommentList.h" 26ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek#include "clang/AST/RecursiveASTVisitor.h" 277532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/TemplateName.h" 28464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/Type.h" 2930a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/AddressSpaces.h" 3030a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/IdentifierTable.h" 3130a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/LangOptions.h" 3230a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/OperatorKinds.h" 3330a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/PartialDiagnostic.h" 3430a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/VersionTuple.h" 35464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "llvm/ADT/DenseMap.h" 3668d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff#include "llvm/ADT/FoldingSet.h" 374f32786ac45210143654390177105eb749b614e9Ted Kremenek#include "llvm/ADT/IntrusiveRefCntPtr.h" 382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/ADT/OwningPtr.h" 39432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian#include "llvm/ADT/SmallPtrSet.h" 40c1b0f7fa9b755ab59129ae85187d0d4f91379995Argyrios Kyrtzidis#include "llvm/ADT/TinyPtrVector.h" 416c2b6eb8d836da19007f7540709e16d5e39a1cbaChris Lattner#include "llvm/Support/Allocator.h" 425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 44b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattnernamespace llvm { 45b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner struct fltSemantics; 46b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner} 47b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner 485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 49a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner class FileManager; 50e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class ASTRecordLayout; 515e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall class BlockExpr; 52bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck class CharUnits; 53d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie class DiagnosticsEngine; 54e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Expr; 552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor class ExternalASTSource; 567b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis class ASTMutationListener; 57c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner class IdentifierTable; 58e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SelectorTable; 59d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor class TargetInfo; 60071cc7deffad608165b1ddd5263e8bf181861520Charles Davis class CXXABI; 61e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar // Decls 6214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne class MangleContext; 630d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarDecl; 64c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar class ObjCPropertyDecl; 650076ea62c2da91121bca6d402da67f0b611fc8bbDmitri Gribenko class UnresolvedSetIterator; 660d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class UsingDecl; 67ed97649e9574b9d854fa4d6109c9333ae0993554John McCall class UsingShadowDecl; 681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 691b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner namespace Builtin { class Context; } 701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 711abee64ad71519ea9d91f1fe76441b9cdb75b6c0Dmitri Gribenko namespace comments { 721abee64ad71519ea9d91f1fe76441b9cdb75b6c0Dmitri Gribenko class FullComment; 731abee64ad71519ea9d91f1fe76441b9cdb75b6c0Dmitri Gribenko } 741abee64ad71519ea9d91f1fe76441b9cdb75b6c0Dmitri Gribenko 75ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// \brief Holds long-lived AST nodes (such as types and decls) that can be 76ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// referred to throughout the semantic analysis of a file. 77c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmithclass ASTContext : public RefCountedBase<ASTContext> { 78ef99001908e799c388f1363b1e607dad5f5b57d3John McCall ASTContext &this_() { return *this; } 79ef99001908e799c388f1363b1e607dad5f5b57d3John McCall 80f512acee01617c9da8079ed88ded3bb9f2418349Benjamin Kramer mutable SmallVector<Type *, 0> Types; 814ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ExtQuals> ExtQualNodes; 824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ComplexType> ComplexTypes; 834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<PointerType> PointerTypes; 844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<BlockPointerType> BlockPointerTypes; 854ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<LValueReferenceType> LValueReferenceTypes; 864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<RValueReferenceType> RValueReferenceTypes; 874ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<MemberPointerType> MemberPointerTypes; 884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ConstantArrayType> ConstantArrayTypes; 894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<IncompleteArrayType> IncompleteArrayTypes; 904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable std::vector<VariableArrayType*> VariableArrayTypes; 914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentSizedArrayType> DependentSizedArrayTypes; 924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentSizedExtVectorType> 934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad DependentSizedExtVectorTypes; 944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<VectorType> VectorTypes; 954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<FunctionNoProtoType> FunctionNoProtoTypes; 968026f6d82f7fa544bc0453714fe94bca62a1196eSebastian Redl mutable llvm::ContextualFoldingSet<FunctionProtoType, ASTContext&> 978026f6d82f7fa544bc0453714fe94bca62a1196eSebastian Redl FunctionProtoTypes; 984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentTypeOfExprType> DependentTypeOfExprTypes; 994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentDecltypeType> DependentDecltypeTypes; 1004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<TemplateTypeParmType> TemplateTypeParmTypes; 1014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<SubstTemplateTypeParmType> 1024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SubstTemplateTypeParmTypes; 103c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor mutable llvm::FoldingSet<SubstTemplateTypeParmPackType> 104c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor SubstTemplateTypeParmPackTypes; 1054ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::ContextualFoldingSet<TemplateSpecializationType, ASTContext&> 106ef99001908e799c388f1363b1e607dad5f5b57d3John McCall TemplateSpecializationTypes; 1074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ParenType> ParenTypes; 1084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ElaboratedType> ElaboratedTypes; 1094ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentNameType> DependentNameTypes; 1104ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::ContextualFoldingSet<DependentTemplateSpecializationType, 1114ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ASTContext&> 11233500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypes; 1137536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor llvm::FoldingSet<PackExpansionType> PackExpansionTypes; 1144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ObjCObjectTypeImpl> ObjCObjectTypes; 1154ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ObjCObjectPointerType> ObjCObjectPointerTypes; 116483b9f3bc05c5409e2c6643f1c9d91e21c8ff9d2Richard Smith mutable llvm::FoldingSet<AutoType> AutoTypes; 117b001de7458d17c17e6d8b8034c7cfcefd3b70c00Eli Friedman mutable llvm::FoldingSet<AtomicType> AtomicTypes; 1189d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall llvm::FoldingSet<AttributedType> AttributedTypes; 1191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1204ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 1214ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 122146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall mutable llvm::FoldingSet<SubstTemplateTemplateParmStorage> 123146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall SubstTemplateTemplateParms; 124146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall mutable llvm::ContextualFoldingSet<SubstTemplateTemplateParmPackStorage, 125146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall ASTContext&> 1261aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor SubstTemplateTemplateParmPacks; 1271aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor 128ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 129ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 130ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 1314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 1324ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable NestedNameSpecifier *GlobalNestedNameSpecifier; 133ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 134ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 135ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief A cache mapping from RecordDecls to ASTRecordLayouts. 136ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 137ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This is lazily created. This is intentionally not serialized. 1384ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> 1394ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ASTRecordLayouts; 1404ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> 1414ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ObjCLayouts; 142f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 143ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief A cache from types to size and alignment information. 144bc5419a2edc4030d1a623576fe339fbd3eed17a6Daniel Dunbar typedef llvm::DenseMap<const Type*, 145bc5419a2edc4030d1a623576fe339fbd3eed17a6Daniel Dunbar std::pair<uint64_t, unsigned> > TypeInfoMap; 146bc5419a2edc4030d1a623576fe339fbd3eed17a6Daniel Dunbar mutable TypeInfoMap MemoizedTypeInfo; 147bc5419a2edc4030d1a623576fe339fbd3eed17a6Daniel Dunbar 148ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief A cache mapping from CXXRecordDecls to key functions. 149f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson llvm::DenseMap<const CXXRecordDecl*, const CXXMethodDecl*> KeyFunctions; 150f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1518a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1528a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 153b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis 154b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis /// \brief Mapping from ObjCMethod to its duplicate declaration in the same 155b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis /// interface. 156b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis llvm::DenseMap<const ObjCMethodDecl*,const ObjCMethodDecl*> ObjCMethodRedecls; 1578a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1581ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Mapping from __block VarDecls to their copy initialization expr. 159830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian llvm::DenseMap<const VarDecl*, Expr*> BlockVarCopyInits; 1601ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 161af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet /// \brief Mapping from class scope functions specialization to their 162ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// template patterns. 163af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet llvm::DenseMap<const FunctionDecl*, FunctionDecl*> 1640d95f0d7b81110f77e99e833f766d19be7b7e072Francois Pichet ClassScopeSpecializationPattern; 165af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet 1663e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// \brief Representation of a "canonical" template template parameter that 1673e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// is used in canonical template names. 1683e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class CanonicalTemplateTemplateParm : public llvm::FoldingSetNode { 1693e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm; 1703e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1713e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor public: 1723e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor CanonicalTemplateTemplateParm(TemplateTemplateParmDecl *Parm) 1733e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor : Parm(Parm) { } 1743e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1753e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *getParam() const { return Parm; } 1763e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1773e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor void Profile(llvm::FoldingSetNodeID &ID) { Profile(ID, Parm); } 1783e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1793e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor static void Profile(llvm::FoldingSetNodeID &ID, 1803e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm); 1813e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor }; 1824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<CanonicalTemplateTemplateParm> 1834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanonTemplateTemplateParms; 1843e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1854ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateTemplateParmDecl * 1864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getCanonicalTemplateTemplateParmDecl(TemplateTemplateParmDecl *TTP) const; 187006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 188772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor /// \brief The typedef for the __int128_t type. 189772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor mutable TypedefDecl *Int128Decl; 190006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 191772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor /// \brief The typedef for the __uint128_t type. 192772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor mutable TypedefDecl *UInt128Decl; 193772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor 194c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge /// \brief The typedef for the target specific predefined 195c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge /// __builtin_va_list type. 196c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge mutable TypedefDecl *BuiltinVaListDecl; 197d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 198ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The typedef for the predefined \c id type. 1994dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor mutable TypedefDecl *ObjCIdDecl; 2004dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor 201ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The typedef for the predefined \c SEL type. 2027a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor mutable TypedefDecl *ObjCSelDecl; 2031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 204ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The typedef for the predefined \c Class type. 20579d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor mutable TypedefDecl *ObjCClassDecl; 206a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor 207ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The typedef for the predefined \c Protocol class in Objective-C. 208a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor mutable ObjCInterfaceDecl *ObjCProtocolClassDecl; 209961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian 210961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian /// \brief The typedef for the predefined 'BOOL' type. 211961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian mutable TypedefDecl *BOOLDecl; 212a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor 21301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor // Typedefs which may be provided defining the structure of Objective-C 21401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor // pseudo-builtins 21501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType ObjCIdRedefinitionType; 21601a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType ObjCClassRedefinitionType; 21701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType ObjCSelRedefinitionType; 21801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 219a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 2204ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *CFConstantStringTypeDecl; 221f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian 222f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian mutable QualType ObjCSuperType; 223f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian 224f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian QualType ObjCNSStringType; 2257a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 226e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// \brief The typedef declaration for the Objective-C "instancetype" type. 227e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor TypedefDecl *ObjCInstanceTypeDecl; 228e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor 229c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 230c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 2311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2328fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 233782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 2341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2358fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 236782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 2371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 238e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola /// \brief The type for the C ucontext_t type. 239e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola TypeDecl *ucontext_tDecl; 240e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola 241adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 2425c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// 2435c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// Since this is only used for generation of debug info, it is not 2445c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// serialized. 2454ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *BlockDescriptorType; 246adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 247083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 2485c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// 2495c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// Since this is only used for generation of debug info, it is not 2505c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// serialized. 2514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *BlockDescriptorExtendedType; 252083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 25314b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne /// \brief Declaration for the CUDA cudaConfigureCall function. 25414b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne FunctionDecl *cudaConfigureCallDecl; 25514b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne 256bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo NullTypeSourceInfo; 257bf1a028246d884a540aeafa38e89be59a269b072John McCall 2581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 25968584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 26068584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 26168584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 2626320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor llvm::DenseMap<const Decl*, AttrVec*> DeclAttrs; 2632455636163fdd18581d7fdae816433f886d88213Mike Stump 2647caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Keeps track of the static data member templates from which 2657caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static data members of class template specializations were instantiated. 2667caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2677caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// This data structure stores the mapping from instantiations of static 2687caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// data members to the static data member representations within the 269251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template from which they were instantiated along with the kind 270251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// of instantiation or specialization (a TemplateSpecializationKind - 1). 2717caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2727caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 2737caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2747caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 2757caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2767caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 2777caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 2787caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 2797caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2807caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2817caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 2827caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2837caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 2847caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 2857caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 2877caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 288251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template X) and will be marked TSK_ImplicitInstantiation. 289663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor llvm::DenseMap<const VarDecl *, MemberSpecializationInfo *> 290251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor InstantiatedFromStaticDataMember; 2911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 292ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Keeps track of the declaration from which a UsingDecl was 293ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// created during instantiation. 294ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 295ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The source declaration is always a UsingDecl, an UnresolvedUsingValueDecl, 296ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// or an UnresolvedUsingTypenameDecl. 2970d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2980d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 2990d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 3000d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 3010d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 3020d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 3030d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 3040d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 3050d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 3060d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 3070d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 3080d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 3090d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 3100d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 3110d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 3120d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 3130d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 3140d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 315ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingDecl *, NamedDecl *> InstantiatedFromUsingDecl; 316ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 317ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingShadowDecl*, UsingShadowDecl*> 318ed97649e9574b9d854fa4d6109c9333ae0993554John McCall InstantiatedFromUsingShadowDecl; 3191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 320d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 3211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3227d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Mapping that stores the methods overridden by a given C++ 3237d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// member function. 3247d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// 3257d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Since most C++ member functions aren't virtual and therefore 3267d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// don't override anything, we store the overridden functions in 3277d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// this map on the side rather than within the CXXMethodDecl structure. 328c1b0f7fa9b755ab59129ae85187d0d4f91379995Argyrios Kyrtzidis typedef llvm::TinyPtrVector<const CXXMethodDecl*> CXXMethodVector; 3297d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor llvm::DenseMap<const CXXMethodDecl *, CXXMethodVector> OverriddenMethods; 3307d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 3319e8c92a9c9b949bbb0408fbbd9a58e34894b6efcDouglas Gregor /// \brief Mapping from each declaration context to its corresponding lambda 3329e8c92a9c9b949bbb0408fbbd9a58e34894b6efcDouglas Gregor /// mangling context. 3339e8c92a9c9b949bbb0408fbbd9a58e34894b6efcDouglas Gregor llvm::DenseMap<const DeclContext *, LambdaMangleContext> LambdaMangleContexts; 33466cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie 33566cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie llvm::DenseMap<const DeclContext *, unsigned> UnnamedMangleContexts; 33666cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie llvm::DenseMap<const TagDecl *, unsigned> UnnamedMangleNumbers; 33766cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie 338ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Mapping that stores parameterIndex values for ParmVarDecls when 339ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// that value exceeds the bitfield size of ParmVarDeclBits.ParameterIndex. 340d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek typedef llvm::DenseMap<const VarDecl *, unsigned> ParameterIndexTable; 341d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek ParameterIndexTable ParamIndices; 342d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek 343e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor ImportDecl *FirstLocalImport; 344e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor ImportDecl *LastLocalImport; 345e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 346ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 347ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 348ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The associated SourceManager object.a 349b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 3501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 351ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The language options used to create the AST associated with 352e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 3533e3cd93b2fd9644e970c389e715c13883faf68b6Douglas Gregor LangOptions &LangOpts; 354e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 35563fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// \brief The allocator used to create AST objects. 35663fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// 35763fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects are never destructed; rather, all memory associated with the 35863fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects will be released when the ASTContext itself is destroyed. 3594ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::BumpPtrAllocator BumpAlloc; 3601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 361fe6b2d481d91140923f4541f273b253291884214Douglas Gregor /// \brief Allocator for partial diagnostics. 362d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer PartialDiagnostic::StorageAllocator DiagAllocator; 363071cc7deffad608165b1ddd5263e8bf181861520Charles Davis 364071cc7deffad608165b1ddd5263e8bf181861520Charles Davis /// \brief The current C++ ABI. 3656f42b62b6194f53bcbc349f5d17388e1936535d7Dylan Noblesmith OwningPtr<CXXABI> ABI; 366071cc7deffad608165b1ddd5263e8bf181861520Charles Davis CXXABI *createCXXABI(const TargetInfo &T); 36736d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 368207f4d8543529221932af82836016a2ef066c917Peter Collingbourne /// \brief The logical -> physical address space map. 369bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor const LangAS::Map *AddrSpaceMap; 370207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 37136d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis friend class ASTDeclReader; 37201a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor friend class ASTReader; 37301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor friend class ASTWriter; 3744d8d22bfaed6e5d7da6b5556415b18c43b44e36cDouglas Gregor friend class CXXRecordDecl; 3754d8d22bfaed6e5d7da6b5556415b18c43b44e36cDouglas Gregor 376bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor const TargetInfo *Target; 3778987b2385d9ba63ada66e1344ace79b04d5cb5c3Douglas Gregor clang::PrintingPolicy PrintingPolicy; 37830c42404202d2e2512e51efc6066bd614cfdb5a4Douglas Gregor 3791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 38071993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 38129238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 3821b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 3834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable DeclarationNameTable DeclarationNames; 3846f42b62b6194f53bcbc349f5d17388e1936535d7Dylan Noblesmith OwningPtr<ExternalASTSource> ExternalSource; 3857b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *Listener; 3862e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 387ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// \brief Contains parents of a node. 388ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek typedef llvm::SmallVector<ast_type_traits::DynTypedNode, 1> ParentVector; 389ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 390ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// \brief Maps from a node to its parents. 391ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek typedef llvm::DenseMap<const void *, ParentVector> ParentMap; 392ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 393ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// \brief Returns the parents of the given node. 394ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 395ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Note that this will lazily compute the parents of all nodes 396ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// and store them for later retrieval. Thus, the first call is O(n) 397ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// in the number of AST nodes. 398ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 399ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Caveats and FIXMEs: 400ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Calculating the parent map over all AST nodes will need to load the 401ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// full AST. This can be undesirable in the case where the full AST is 402ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// expensive to create (for example, when using precompiled header 403ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// preambles). Thus, there are good opportunities for optimization here. 404ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// One idea is to walk the given node downwards, looking for references 405ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// to declaration contexts - once a declaration context is found, compute 406ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// the parent map for the declaration context; if that can satisfy the 407ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// request, loading the whole AST can be avoided. Note that this is made 408ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// more complex by statements in templates having multiple parents - those 409ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// problems can be solved by building closure over the templated parts of 410ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// the AST, which also avoids touching large parts of the AST. 411ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Additionally, we will want to add an interface to already give a hint 412ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// where to search for the parents, for example when looking at a statement 413ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// inside a certain function. 414ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 415ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 'NodeT' can be one of Decl, Stmt, Type, TypeLoc, 416ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// NestedNameSpecifier or NestedNameSpecifierLoc. 417ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek template <typename NodeT> 418ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentVector getParents(const NodeT &Node) { 419ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return getParents(ast_type_traits::DynTypedNode::create(Node)); 420ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 421ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 422ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentVector getParents(const ast_type_traits::DynTypedNode &Node) { 423ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek assert(Node.getMemoizationData() && 424ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek "Invariant broken: only nodes that support memoization may be " 425ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek "used in the parent map."); 426ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek if (!AllParents) { 427ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // We always need to run over the whole translation unit, as 428ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // hasAncestor can escape any subtree. 429ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek AllParents.reset( 430ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentMapASTVisitor::buildMap(*getTranslationUnitDecl())); 431ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 432ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentMap::const_iterator I = AllParents->find(Node.getMemoizationData()); 433ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek if (I == AllParents->end()) { 434ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return ParentVector(); 435ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 436ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return I->second; 437ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 438ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 439023bd7d6ff3bf9ad6c9fa2e404924195e4f31584Benjamin Kramer const clang::PrintingPolicy &getPrintingPolicy() const { 440023bd7d6ff3bf9ad6c9fa2e404924195e4f31584Benjamin Kramer return PrintingPolicy; 441023bd7d6ff3bf9ad6c9fa2e404924195e4f31584Benjamin Kramer } 4428987b2385d9ba63ada66e1344ace79b04d5cb5c3Douglas Gregor 443023bd7d6ff3bf9ad6c9fa2e404924195e4f31584Benjamin Kramer void setPrintingPolicy(const clang::PrintingPolicy &Policy) { 4448987b2385d9ba63ada66e1344ace79b04d5cb5c3Douglas Gregor PrintingPolicy = Policy; 4458987b2385d9ba63ada66e1344ace79b04d5cb5c3Douglas Gregor } 44630c42404202d2e2512e51efc6066bd614cfdb5a4Douglas Gregor 4477a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 448a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 449a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko 450a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko llvm::BumpPtrAllocator &getAllocator() const { 451a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko return BumpAlloc; 452a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko } 453a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko 4544ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void *Allocate(unsigned Size, unsigned Align = 8) const { 45563fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor return BumpAlloc.Allocate(Size, Align); 456c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 4574ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void Deallocate(void *Ptr) const { } 458fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 45961e0b94838127601718c64b80940868d4b995e1fTed Kremenek /// Return the total amount of physical memory allocated for representing 46061e0b94838127601718c64b80940868d4b995e1fTed Kremenek /// AST nodes and type information. 461ba29bd25515fbd99e98ba0fedb9d93617b27609eTed Kremenek size_t getASTAllocatedMemory() const { 46261e0b94838127601718c64b80940868d4b995e1fTed Kremenek return BumpAlloc.getTotalMemory(); 46361e0b94838127601718c64b80940868d4b995e1fTed Kremenek } 464ba29bd25515fbd99e98ba0fedb9d93617b27609eTed Kremenek /// Return the total memory used for various side tables. 465ba29bd25515fbd99e98ba0fedb9d93617b27609eTed Kremenek size_t getSideTableAllocatedMemory() const; 46661e0b94838127601718c64b80940868d4b995e1fTed Kremenek 467d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer PartialDiagnostic::StorageAllocator &getDiagAllocator() { 468d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer return DiagAllocator; 469fe6b2d481d91140923f4541f273b253291884214Douglas Gregor } 470fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 471bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor const TargetInfo &getTargetInfo() const { return *Target; } 472bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor 4734e4d08403ca5cfd4d558fa2936215d3a4e5a528dDavid Blaikie const LangOptions& getLangOpts() const { return LangOpts; } 4741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 475d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &getDiagnostics() const; 47678a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis 4771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 4789c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 4799c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 480ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 481aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko /// \brief All comments in this translation unit. 482aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko RawCommentList Comments; 483aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 484aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko /// \brief True if comments are already loaded from ExternalASTSource. 485aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko mutable bool CommentsLoaded; 486aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 487f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko class RawCommentAndCacheFlags { 488f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko public: 489f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko enum Kind { 490f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// We searched for a comment attached to the particular declaration, but 491f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// didn't find any. 492f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// 493f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// getRaw() == 0. 494f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko NoCommentInDecl = 0, 495f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 496f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// We have found a comment attached to this particular declaration. 497f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// 498f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// getRaw() != 0. 499f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko FromDecl, 500f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 501f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// This declaration does not have an attached comment, and we have 502f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// searched the redeclaration chain. 503f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// 504f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// If getRaw() == 0, the whole redeclaration chain does not have any 505f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// comments. 506f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// 507f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// If getRaw() != 0, it is a comment propagated from other 508f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// redeclaration. 509f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko FromRedecl 510f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko }; 511f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 512f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko Kind getKind() const LLVM_READONLY { 513f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko return Data.getInt(); 514f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko } 515f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 516f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko void setKind(Kind K) { 517f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko Data.setInt(K); 518f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko } 519f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 520f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko const RawComment *getRaw() const LLVM_READONLY { 521f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko return Data.getPointer(); 522f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko } 523f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 524f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko void setRaw(const RawComment *RC) { 525f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko Data.setPointer(RC); 526f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko } 527f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 5281599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko const Decl *getOriginalDecl() const LLVM_READONLY { 5291599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko return OriginalDecl; 5301599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko } 5311599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko 5321599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko void setOriginalDecl(const Decl *Orig) { 5331599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko OriginalDecl = Orig; 5341599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko } 5351599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko 536f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko private: 537f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko llvm::PointerIntPair<const RawComment *, 2, Kind> Data; 5381599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko const Decl *OriginalDecl; 539f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko }; 5408d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko 541f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// \brief Mapping from declarations to comments attached to any 542f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// redeclaration. 5438d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// 5448d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// Raw comments are owned by Comments list. This mapping is populated 5458d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// lazily. 546f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko mutable llvm::DenseMap<const Decl *, RawCommentAndCacheFlags> RedeclComments; 547aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 548c41ace950dcf2254c9aa48e73647b89c35109f80Dmitri Gribenko /// \brief Mapping from declarations to parsed comments attached to any 549c41ace950dcf2254c9aa48e73647b89c35109f80Dmitri Gribenko /// redeclaration. 550c41ace950dcf2254c9aa48e73647b89c35109f80Dmitri Gribenko mutable llvm::DenseMap<const Decl *, comments::FullComment *> ParsedComments; 551c41ace950dcf2254c9aa48e73647b89c35109f80Dmitri Gribenko 5527e0f1ee35fe98d6751b9e736410f8254795b5f68Dmitri Gribenko /// \brief Return the documentation comment attached to a given declaration, 553aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko /// without looking into cache. 554a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko RawComment *getRawCommentForDeclNoCache(const Decl *D) const; 555aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 556aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenkopublic: 557a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko RawCommentList &getRawCommentList() { 558a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko return Comments; 559a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko } 560a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko 561aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko void addComment(const RawComment &RC) { 562127ff2ea6440c3da4b47f9c8b3b190254a97e7b5Ted Kremenek assert(LangOpts.RetainCommentsFromSystemHeaders || 563127ff2ea6440c3da4b47f9c8b3b190254a97e7b5Ted Kremenek !SourceMgr.isInSystemHeader(RC.getSourceRange().getBegin())); 564811c820257746b1799b790b6adc7804f44154011Dmitri Gribenko Comments.addComment(RC, BumpAlloc); 565aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko } 566aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 5677e0f1ee35fe98d6751b9e736410f8254795b5f68Dmitri Gribenko /// \brief Return the documentation comment attached to a given declaration. 568aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko /// Returns NULL if no comment is attached. 5691599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko /// 5701599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko /// \param OriginalDecl if not NULL, is set to declaration AST node that had 5711599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko /// the comment, if the comment we found comes from a redeclaration. 5721599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko const RawComment *getRawCommentForAnyRedecl( 5731599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko const Decl *D, 5741599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko const Decl **OriginalDecl = NULL) const; 5758d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko 5768d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// Return parsed documentation comment attached to a given declaration. 5778d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// Returns NULL if no comment is attached. 5781952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko /// 5791952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko /// \param PP the Preprocessor used with this TU. Could be NULL if 5801952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko /// preprocessor is not available. 5811952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko comments::FullComment *getCommentForDecl(const Decl *D, 5821952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko const Preprocessor *PP) const; 583749ace614b6ea1ae11d194a60b18e1e43e1db243Fariborz Jahanian 584749ace614b6ea1ae11d194a60b18e1e43e1db243Fariborz Jahanian comments::FullComment *cloneFullComment(comments::FullComment *FC, 585749ace614b6ea1ae11d194a60b18e1e43e1db243Fariborz Jahanian const Decl *D) const; 586aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 587e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenkoprivate: 588e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko mutable comments::CommandTraits CommentCommandTraits; 589e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko 590e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenkopublic: 591e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko comments::CommandTraits &getCommentCommandTraits() const { 592e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko return CommentCommandTraits; 593e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko } 594e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko 59568584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 5966320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor AttrVec& getDeclAttrs(const Decl *D); 5971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 59868584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 5996320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor void eraseDeclAttrs(const Decl *D); 6002455636163fdd18581d7fdae816433f886d88213Mike Stump 6017caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 6021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 6037caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 604663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor MemberSpecializationInfo *getInstantiatedFromStaticDataMember( 605663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor const VarDecl *Var); 6061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 607af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet FunctionDecl *getClassScopeSpecializationPattern(const FunctionDecl *FD); 608af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet 609af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet void setClassScopeSpecializationPattern(FunctionDecl *FD, 610af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet FunctionDecl *Pattern); 611af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet 6127caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 6137caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 614251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl, 6159421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis TemplateSpecializationKind TSK, 6169421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis SourceLocation PointOfInstantiation = SourceLocation()); 6171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 618ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief If the given using decl \p Inst is an instantiation of a 619ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// (possibly unresolved) using decl from a template instantiation, 620d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 621ed97649e9574b9d854fa4d6109c9333ae0993554John McCall NamedDecl *getInstantiatedFromUsingDecl(UsingDecl *Inst); 622d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 623ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Remember that the using decl \p Inst is an instantiation 624ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// of the using decl \p Pattern of a class template. 625ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingDecl(UsingDecl *Inst, NamedDecl *Pattern); 6261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 627ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst, 628ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *Pattern); 629ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *getInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst); 6301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 631d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 6321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 633d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 63414d56ef43ff4921c6749f7340212fbb743fdbb9bFariborz Jahanian 635ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return \c true if \p FD is a zero-length bitfield which follows 636ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the non-bitfield \p LastFD. 63714d56ef43ff4921c6749f7340212fbb743fdbb9bFariborz Jahanian bool ZeroBitfieldFollowsNonBitfield(const FieldDecl *FD, 63814d56ef43ff4921c6749f7340212fbb743fdbb9bFariborz Jahanian const FieldDecl *LastFD) const; 639340fa242130c2d8d74c83edca0952e771aebe0e6Fariborz Jahanian 640ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return \c true if \p FD is a zero-length bitfield which follows 641ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the bitfield \p LastFD. 642340fa242130c2d8d74c83edca0952e771aebe0e6Fariborz Jahanian bool ZeroBitfieldFollowsBitfield(const FieldDecl *FD, 643340fa242130c2d8d74c83edca0952e771aebe0e6Fariborz Jahanian const FieldDecl *LastFD) const; 6449b3acaa32548d0ce78b9c39a3911397f6738a47cFariborz Jahanian 645ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return \c true if \p FD is a bitfield which follows the bitfield 646ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p LastFD. 6479b3acaa32548d0ce78b9c39a3911397f6738a47cFariborz Jahanian bool BitfieldFollowsBitfield(const FieldDecl *FD, 648dd7fddb5b6883326e52b278a9b7e9cefea29aae0Chad Rosier const FieldDecl *LastFD) const; 64952bbe7a1133c3cb57e9246f1b96c12940ea3821aFariborz Jahanian 650ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return \c true if \p FD is not a bitfield which follows the 651ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// bitfield \p LastFD. 652dd7fddb5b6883326e52b278a9b7e9cefea29aae0Chad Rosier bool NonBitfieldFollowsBitfield(const FieldDecl *FD, 653dd7fddb5b6883326e52b278a9b7e9cefea29aae0Chad Rosier const FieldDecl *LastFD) const; 65452bbe7a1133c3cb57e9246f1b96c12940ea3821aFariborz Jahanian 655ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return \c true if \p FD is a bitfield which follows the 656ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// non-bitfield \p LastFD. 657dd7fddb5b6883326e52b278a9b7e9cefea29aae0Chad Rosier bool BitfieldFollowsNonBitfield(const FieldDecl *FD, 658dd7fddb5b6883326e52b278a9b7e9cefea29aae0Chad Rosier const FieldDecl *LastFD) const; 6591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6607d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor // Access to the set of methods overridden by the given C++ method. 661faa7fac3f8627f53f2c5aa06f0ad8832098872f5Argyrios Kyrtzidis typedef CXXMethodVector::const_iterator overridden_cxx_method_iterator; 6627d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 6637d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_begin(const CXXMethodDecl *Method) const; 6647d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 6657d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 6667d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_end(const CXXMethodDecl *Method) const; 6677d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 668c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis unsigned overridden_methods_size(const CXXMethodDecl *Method) const; 669c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis 6707d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Note that the given C++ \p Method overrides the given \p 6717d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Overridden method. 6727d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor void addOverriddenMethod(const CXXMethodDecl *Method, 6737d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor const CXXMethodDecl *Overridden); 67421c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis 67521c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// \brief Return C++ or ObjC overridden methods for the given \p Method. 67621c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// 67721c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// An ObjC method is considered to override any method in the class's 67821c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// base classes, its protocols, or its categories' protocols, that has 67921c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// the same selector and is of the same kind (class or instance). 68021c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// A method in an implementation is not considered as overriding the same 68121c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// method in the interface or its categories. 6821e905da74dbfd353d77dfc548fc9d6ff420d515aDmitri Gribenko void getOverriddenMethods( 6831e905da74dbfd353d77dfc548fc9d6ff420d515aDmitri Gribenko const NamedDecl *Method, 6841e905da74dbfd353d77dfc548fc9d6ff420d515aDmitri Gribenko SmallVectorImpl<const NamedDecl *> &Overridden) const; 68577670f17ae3a5c3188149c19a7e386c01d0aa7c0Argyrios Kyrtzidis 686e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor /// \brief Notify the AST context that a new import declaration has been 687e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor /// parsed or implicitly created within this translation unit. 688e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor void addedLocalImportDecl(ImportDecl *Import); 689e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 690e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor static ImportDecl *getNextLocalImport(ImportDecl *Import) { 691e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor return Import->NextLocalImport; 692e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor } 693e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 694e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor /// \brief Iterator that visits import declarations. 695e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor class import_iterator { 696e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor ImportDecl *Import; 697e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 698e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor public: 699e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor typedef ImportDecl *value_type; 700e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor typedef ImportDecl *reference; 701e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor typedef ImportDecl *pointer; 702e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor typedef int difference_type; 703e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor typedef std::forward_iterator_tag iterator_category; 704e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 705e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor import_iterator() : Import() { } 706e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor explicit import_iterator(ImportDecl *Import) : Import(Import) { } 707e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 708e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor reference operator*() const { return Import; } 709e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor pointer operator->() const { return Import; } 710e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 711e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor import_iterator &operator++() { 712e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor Import = ASTContext::getNextLocalImport(Import); 713e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor return *this; 714e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor } 715e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 716e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor import_iterator operator++(int) { 717e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor import_iterator Other(*this); 718e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor ++(*this); 719e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor return Other; 720e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor } 721e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 722e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor friend bool operator==(import_iterator X, import_iterator Y) { 723e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor return X.Import == Y.Import; 724e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor } 725e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 726e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor friend bool operator!=(import_iterator X, import_iterator Y) { 727e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor return X.Import != Y.Import; 728e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor } 729e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor }; 730e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 731e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor import_iterator local_import_begin() const { 732e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor return import_iterator(FirstLocalImport); 733e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor } 734e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor import_iterator local_import_end() const { return import_iterator(); } 735e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 736ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 737ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 7381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 740e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidTy; 741e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType BoolTy; 742e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType CharTy; 74315f92bad58c8650b1306729744b1a1230197497aHans Wennborg CanQualType WCharTy; // [C++ 3.9.1p5]. 74415f92bad58c8650b1306729744b1a1230197497aHans Wennborg CanQualType WideCharTy; // Same as WCharTy in C++, integer type in C99. 745392da48160bd92ceb486792780467cbfdb2d0e8cJames Molloy CanQualType WIntTy; // [C99 7.24.1], integer type unchanged by default promotions. 746e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 747e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 748e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 749e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 750e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedLongLongTy, UnsignedInt128Ty; 751e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatTy, DoubleTy, LongDoubleTy; 752aa4a99b4a62615db243f7a5c433169f2fc704420Anton Korobeynikov CanQualType HalfTy; // [OpenCL 6.1.1.1], ARM NEON 753e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 754e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidPtrTy, NullPtrTy; 755864c041e118155c2b1ce0ba36942a3da5a4a055eJohn McCall CanQualType DependentTy, OverloadTy, BoundMemberTy, UnknownAnyTy; 756a6c66cedc022c9e5d45a937d6b8cff491a6bf81bEli Friedman CanQualType BuiltinFnTy; 7573c3b7f90a863af43fa63043d396553ecf205351cJohn McCall CanQualType PseudoObjectTy, ARCUnbridgedCastTy; 75813dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian CanQualType ObjCBuiltinIdTy, ObjCBuiltinClassTy, ObjCBuiltinSelTy; 759ebcb57a8d298862c65043e88b2429591ab3c58d3Ted Kremenek CanQualType ObjCBuiltinBoolTy; 760b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei CanQualType OCLImage1dTy, OCLImage1dArrayTy, OCLImage1dBufferTy; 761b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei CanQualType OCLImage2dTy, OCLImage2dArrayTy; 762b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei CanQualType OCLImage3dTy; 76321f18c4fda167dc5f72feddbd6a7ac1b63200a0dGuy Benyei CanQualType OCLSamplerTy, OCLEventTy; 7648e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 765ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith // Types for deductions in C++0x [stmt.ranged]'s desugaring. Built on demand. 766ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith mutable QualType AutoDeductTy; // Deduction against 'auto'. 767ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith mutable QualType AutoRRefDeductTy; // Deduction against 'auto &&'. 768ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith 769fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge // Type used to help define __builtin_va_list for some targets. 770fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge // The type is built when constructing 'BuiltinVaListDecl'. 771fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge mutable QualType VaListTagTy; 772fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge 773bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor ASTContext(LangOptions& LOpts, SourceManager &SM, const TargetInfo *t, 7741b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner IdentifierTable &idents, SelectorTable &sels, 7751b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &builtins, 776bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor unsigned size_reserve, 777bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor bool DelayInitialization = false); 778fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 7795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 7806ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 7812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 7822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 7832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 7842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 7852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 7866f42b62b6194f53bcbc349f5d17388e1936535d7Dylan Noblesmith void setExternalSource(OwningPtr<ExternalASTSource> &Source); 7872cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 7882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 7892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 7902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ExternalASTSource *getExternalSource() const { return ExternalSource.get(); } 7912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 7927b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Attach an AST mutation listener to the AST context. 7937b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// 7947b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// The AST mutation listener provides the ability to track modifications to 7957b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// the abstract syntax tree entities committed after they were initially 7967b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// created. 7977b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis void setASTMutationListener(ASTMutationListener *Listener) { 7987b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis this->Listener = Listener; 7997b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis } 8007b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 8017b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Retrieve a pointer to the AST mutation listener associated 8027b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// with this AST context, if any. 8037b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *getASTMutationListener() const { return Listener; } 8047b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 8055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 806f512acee01617c9da8079ed88ded3bb9f2418349Benjamin Kramer const SmallVectorImpl<Type *>& getTypes() const { return Types; } 807d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 808772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor /// \brief Retrieve the declaration for the 128-bit signed integer type. 809772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor TypedefDecl *getInt128Decl() const; 810772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor 811772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor /// \brief Retrieve the declaration for the 128-bit unsigned integer type. 812772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor TypedefDecl *getUInt128Decl() const; 813772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor 814464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 815464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 816464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 8171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8180953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 819ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a type with extended qualifiers. 8204ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getExtQualType(const Type *Base, Qualifiers Quals) const; 8210953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 8224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeDeclTypeSlow(const TypeDecl *Decl) const; 823becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 8240953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 825ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for an address space 826ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified type with the specified type and address space. 827ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 8281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 8291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 830f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 8314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace) const; 8321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 833ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for an Objective-C 834ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// gc-qualified type. 835ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 836ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The retulting type has a union of the qualifiers from T and the gc 837ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// attribute. 8384ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr) const; 8390953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 840ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a \c restrict 841ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified type. 842ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 843ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The resulting type has a union of the qualifiers from \p T and 844ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \c restrict. 8454ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRestrictType(QualType T) const { 8460953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 8470953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 8480953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 849ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a \c volatile 850ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified type. 851ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 852ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The resulting type has a union of the qualifiers from \p T and 853ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \c volatile. 8544ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getVolatileType(QualType T) const { 855f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor return T.withFastQualifiers(Qualifiers::Volatile); 856f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor } 8570953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 858ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a \c const 859ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified type. 860ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 861ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The resulting type has a union of the qualifiers from \p T and \c const. 8620953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 863ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// It can be reasonably expected that this will always be equivalent to 864ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// calling T.withConst(). 8654ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getConstType(QualType T) const { return T.withConst(); } 8661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 867ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Change the ExtInfo on a function type. 868e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall const FunctionType *adjustFunctionType(const FunctionType *Fn, 869e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall FunctionType::ExtInfo EInfo); 870e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall 87160e141e1f87211ca831de6821003d80fe20a06f3Richard Smith /// \brief Change the result type of a function type once it is deduced. 87260e141e1f87211ca831de6821003d80fe20a06f3Richard Smith void adjustDeducedFunctionResultType(FunctionDecl *FD, QualType ResultType); 87360e141e1f87211ca831de6821003d80fe20a06f3Richard Smith 874ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a complex 8755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 8764ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getComplexType(QualType T) const; 8774ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getComplexType(CanQualType T) const { 878e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getComplexType((QualType) T)); 879e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 8801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 881ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a pointer to 8825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 8834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getPointerType(QualType T) const; 8844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getPointerType(CanQualType T) const { 885e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getPointerType((QualType) T)); 886e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 8875618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 888ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the atomic type for the specified 889ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// type. 890b001de7458d17c17e6d8b8034c7cfcefd3b70c00Eli Friedman QualType getAtomicType(QualType T) const; 891b001de7458d17c17e6d8b8034c7cfcefd3b70c00Eli Friedman 892ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a block of the 893ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// specified type. 8944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockPointerType(QualType T) const; 895f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 896ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// Gets the struct used to keep track of the descriptor for pointer to 897adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// blocks. 8984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockDescriptorType() const; 899adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 900ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// Gets the struct used to keep track of the extended descriptor for 901083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// pointer to blocks. 9024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockDescriptorExtendedType() const; 903083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 90414b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne void setcudaConfigureCallDecl(FunctionDecl *FD) { 90514b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne cudaConfigureCallDecl = FD; 90614b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne } 90714b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne FunctionDecl *getcudaConfigureCallDecl() { 90814b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne return cudaConfigureCallDecl; 90914b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne } 91014b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne 911f3477c13eeaf11b32a41f181398fb5deffd0dd73Sylvestre Ledru /// Returns true iff we need copy/dispose helpers for the given type. 912b15c8984ea300624fbbde385d3907667ce1043faFariborz Jahanian bool BlockRequiresCopying(QualType Ty, const VarDecl *D); 9133ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian 9143ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian 9153ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian /// Returns true, if given type has a known lifetime. HasByrefExtendedLayout is set 9163ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian /// to false in this case. If HasByrefExtendedLayout returns true, byref variable 9173ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian /// has extended lifetime. 9183ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian bool getByrefLifetime(QualType Ty, 9193ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian Qualifiers::ObjCLifetime &Lifetime, 9203ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian bool &HasByrefExtendedLayout) const; 9213ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian 922ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for an lvalue reference 923ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// to the specified type. 9244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getLValueReferenceType(QualType T, bool SpelledAsLValue = true) 9254ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 9267c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 927ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for an rvalue reference 928ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// to the specified type. 9294ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRValueReferenceType(QualType T) const; 930f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 931ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a member pointer to 932ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the specified type in the specified class. 933ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 934ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The class \p Cls is a \c Type because it could be a dependent name. 9354ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getMemberPointerType(QualType T, const Type *Cls) const; 936f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 937ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a non-unique reference to the type for a variable array of 938ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the specified element type. 939c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 940c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 94163e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals, 9424ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceRange Brackets) const; 9431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 944ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a non-unique reference to the type for a dependently-sized 945ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// array of the specified element type. 946ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 947ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// FIXME: We will need these to be uniqued, or at least comparable, at some 948ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// point. 949898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 950fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 95163e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals, 9524ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceRange Brackets) const; 953fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 954ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a unique reference to the type for an incomplete array of 955ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the specified element type. 956c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 957c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 95863e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals) const; 959c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 960ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to the type for a constant array of 961ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the specified element type. 962c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 963c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 96463e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals) const; 965745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 966ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Returns a vla type where known sizes are replaced with [*]. 9674ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getVariableArrayDecayedType(QualType Ty) const; 9687e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 969ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to a vector type of the specified 970ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// element type and size. 971ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 972ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre \p VectorType must be a built-in type. 97382287d19ded35248c4ce6a425ce74116a13ce44eJohn Thompson QualType getVectorType(QualType VectorType, unsigned NumElts, 9744ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad VectorType::VectorKind VecKind) const; 97573322924127c873c13101b705dd823f5539ffa5fSteve Naroff 976ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to an extended vector type 977ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// of the specified element type and size. 978ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 979ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre \p VectorType must be a built-in type. 9804ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getExtVectorType(QualType VectorType, unsigned NumElts) const; 9815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 982ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre Return a non-unique reference to the type for a dependently-sized 983ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// vector of the specified element type. 984ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 985ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// FIXME: We will need these to be uniqued, or at least comparable, at some 986ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// point. 9871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 9889cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 9894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceLocation AttrLoc) const; 9909cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 991ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a K&R style C function type like 'int()'. 992264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola QualType getFunctionNoProtoType(QualType ResultTy, 9934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FunctionType::ExtInfo &Info) const; 994264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola 9954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getFunctionNoProtoType(QualType ResultTy) const { 996264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola return getFunctionNoProtoType(ResultTy, FunctionType::ExtInfo()); 9976a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola } 998465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 999ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a normal function type with a typed argument list. 1000bea522ff43a3f11c7a2bc7949119dbb9fce19e39Jordan Rose QualType getFunctionType(QualType ResultTy, ArrayRef<QualType> Args, 10014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FunctionProtoType::ExtProtoInfo &EPI) const; 10022ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 1003ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to the type for the specified type 1004ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// declaration. 1005becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclType(const TypeDecl *Decl, 10064ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TypeDecl *PrevDecl = 0) const { 1007becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(Decl && "Passed null for Decl param"); 1008becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (Decl->TypeForDecl) return QualType(Decl->TypeForDecl, 0); 1009becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 1010becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (PrevDecl) { 1011becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(PrevDecl->TypeForDecl && "previous decl has no TypeForDecl"); 1012becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall Decl->TypeForDecl = PrevDecl->TypeForDecl; 1013becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return QualType(PrevDecl->TypeForDecl, 0); 1014becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 1015becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 1016becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return getTypeDeclTypeSlow(Decl); 1017becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 10182ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 1019ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to the type for the specified 1020ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// typedef-name decl. 1021162e1c1b487352434552147967c3dd296ebee2f7Richard Smith QualType getTypedefType(const TypedefNameDecl *Decl, 1022162e1c1b487352434552147967c3dd296ebee2f7Richard Smith QualType Canon = QualType()) const; 1023fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 10244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRecordType(const RecordDecl *Decl) const; 1025400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 10264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getEnumType(const EnumDecl *Decl) const; 1027400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 10284ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getInjectedClassNameType(CXXRecordDecl *Decl, QualType TST) const; 10293cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 10309d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType getAttributedType(AttributedType::Kind attrKind, 10319d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType modifiedType, 10329d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType equivalentType); 10339d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall 103449a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType getSubstTemplateTypeParmType(const TemplateTypeParmType *Replaced, 10354ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Replacement) const; 1036c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor QualType getSubstTemplateTypeParmPackType( 1037c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor const TemplateTypeParmType *Replaced, 1038c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor const TemplateArgument &ArgPack); 103949a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 10401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTemplateTypeParmType(unsigned Depth, unsigned Index, 104176e4ce42a30cee4dc40ce7c6014874fbc4f9baa7Anders Carlsson bool ParameterPack, 10424fb86f8c4585e53c21c847ad3de9e3b2de123cd9Chandler Carruth TemplateTypeParmDecl *ParmDecl = 0) const; 1043fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 10447532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 10457532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 10467532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 10474ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 1048833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 10499763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis QualType getCanonicalTemplateSpecializationType(TemplateName T, 10509763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis const TemplateArgument *Args, 10514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned NumArgs) const; 10529763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis 1053833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall QualType getTemplateSpecializationType(TemplateName T, 1054d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo &Args, 10554ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 105655f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 10573cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall TypeSourceInfo * 10583cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall getTemplateSpecializationTypeInfo(TemplateName T, SourceLocation TLoc, 10593cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const TemplateArgumentListInfo &Args, 10604ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 10613cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 10624ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getParenType(QualType NamedType) const; 1063075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara 1064465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType getElaboratedType(ElaboratedTypeKeyword Keyword, 1065465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara NestedNameSpecifier *NNS, 10664ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType NamedType) const; 10674a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType getDependentNameType(ElaboratedTypeKeyword Keyword, 10684a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NestedNameSpecifier *NNS, 10694a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor const IdentifierInfo *Name, 10704ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 107133500955d731c73717af52088b7fc0e7a85681e7John McCall 107233500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 107333500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 107433500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 10754ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TemplateArgumentListInfo &Args) const; 107633500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 107733500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 107833500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 107933500955d731c73717af52088b7fc0e7a85681e7John McCall unsigned NumArgs, 10804ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TemplateArgument *Args) const; 1081e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 1082cded4f649cd4b7ba7d461c25c6482ef52b8d3a2aDouglas Gregor QualType getPackExpansionType(QualType Pattern, 1083dc84cd5efdd3430efb22546b4ac656aa0540b210David Blaikie Optional<unsigned> NumExpansions); 10847536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 10850af550115df1f57f17a4f125ff0e8b34820c65d1Douglas Gregor QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl, 10860af550115df1f57f17a4f125ff0e8b34820c65d1Douglas Gregor ObjCInterfaceDecl *PrevDecl = 0) const; 1087c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 1088c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectType(QualType Base, 1089c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall ObjCProtocolDecl * const *Protocols, 10904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned NumProtocols) const; 1091c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1092ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a ObjCObjectPointerType type for the given ObjCObjectType. 10934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCObjectPointerType(QualType OIT) const; 10941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1095ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief GCC extension. 10964ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeOfExprType(Expr *e) const; 10974ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeOfType(QualType t) const; 10981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1099ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief C++11 decltype. 1100f8af98286022f72157d84951b48fde5fb369ab29Douglas Gregor QualType getDecltypeType(Expr *e, QualType UnderlyingType) const; 11011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1102ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Unary type transforms 1103ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt QualType getUnaryTransformType(QualType BaseType, QualType UnderlyingType, 1104ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt UnaryTransformType::UTTKind UKind) const; 1105ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt 1106ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief C++11 deduced auto type. 1107dc7a4f5d7a7e3b60d4dc4a80338d7a2728540998Richard Smith QualType getAutoType(QualType DeducedType, bool IsDecltypeAuto, 1108dc7a4f5d7a7e3b60d4dc4a80338d7a2728540998Richard Smith bool IsDependent = false) const; 110934b41d939a1328f484511c6002ba2456db879a29Richard Smith 1110ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief C++11 deduction pattern for 'auto' type. 1111ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith QualType getAutoDeductType() const; 1112ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith 1113ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief C++11 deduction pattern for 'auto &&' type. 1114ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith QualType getAutoRRefDeductType() const; 1115ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith 1116ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to the type for the specified TagDecl 1117ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// (struct/union/class/enum) decl. 11184ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTagDeclType(const TagDecl *Decl) const; 11191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1120ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique type for "size_t" (C99 7.17), defined in 1121ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// <stddef.h>. 1122ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1123ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The sizeof operator requires this (C99 6.5.3.4p4). 1124a3ccda58913cc1a4b8564e349448b12acc462da7Anders Carlsson CanQualType getSizeType() const; 1125fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 1126ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique type for "intmax_t" (C99 7.18.1.5), defined in 1127ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// <stdint.h>. 112829e97cb35fab314388f62b68fefa78947e93c1dcHans Wennborg CanQualType getIntMaxType() const; 112929e97cb35fab314388f62b68fefa78947e93c1dcHans Wennborg 1130ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique type for "uintmax_t" (C99 7.18.1.5), defined in 1131ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// <stdint.h>. 113229e97cb35fab314388f62b68fefa78947e93c1dcHans Wennborg CanQualType getUIntMaxType() const; 113329e97cb35fab314388f62b68fefa78947e93c1dcHans Wennborg 113415f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// \brief Return the unique wchar_t type available in C++ (and available as 113515f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// __wchar_t as a Microsoft extension). 11363a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 113764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 113815f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// \brief Return the type of wide characters. In C++, this returns the 113915f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// unique wchar_t type. In C99, this returns a type compatible with the type 114015f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// defined in <stddef.h> as defined by the target. 114115f92bad58c8650b1306729744b1a1230197497aHans Wennborg QualType getWideCharType() const { return WideCharTy; } 114215f92bad58c8650b1306729744b1a1230197497aHans Wennborg 1143ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the type of "signed wchar_t". 1144ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 114564c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 114664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 114764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 1148ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the type of "unsigned wchar_t". 1149ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 115064c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 115164c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 11521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1153ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief In C99, this returns a type compatible with the type 1154392da48160bd92ceb486792780467cbfdb2d0e8cJames Molloy /// defined in <stddef.h> as defined by the target. 1155392da48160bd92ceb486792780467cbfdb2d0e8cJames Molloy QualType getWIntType() const { return WIntTy; } 1156392da48160bd92ceb486792780467cbfdb2d0e8cJames Molloy 11579677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella /// \brief Return a type compatible with "intptr_t" (C99 7.18.1.4), 11589677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella /// as defined by the target. 11599677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella QualType getIntPtrType() const; 11609677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella 11619677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella /// \brief Return a type compatible with "uintptr_t" (C99 7.18.1.4), 11629677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella /// as defined by the target. 11639677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella QualType getUIntPtrType() const; 11649677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella 1165ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique type for "ptrdiff_t" (C99 7.17) defined in 1166ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 11678b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 11681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11696902e4146d426998ff6a94b16776c1b3f805a048Eli Friedman /// \brief Return the unique type for "pid_t" defined in 11706902e4146d426998ff6a94b16776c1b3f805a048Eli Friedman /// <sys/types.h>. We need this to compute the correct type for vfork(). 11716902e4146d426998ff6a94b16776c1b3f805a048Eli Friedman QualType getProcessIDType() const; 11726902e4146d426998ff6a94b16776c1b3f805a048Eli Friedman 1173ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the C structure type used to represent constant CFStrings. 11744ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getCFConstantStringType() const; 1175f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian 1176f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian /// \brief Returns the C struct type for objc_super 1177f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian QualType getObjCSuperType() const; 1178f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian void setObjCSuperType(QualType ST) { ObjCSuperType = ST; } 1179f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian 1180319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 1181319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 11824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawCFConstantStringType() const { 1183319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 1184319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 1185319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 1186319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 1187319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 1188319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 1189983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 1190a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 11911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 11921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 11932198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 1194b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 1195f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian QualType getObjCNSStringType() const { 1196f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian return ObjCNSStringType; 1197f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian } 1198f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian 1199f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian void setObjCNSStringType(QualType T) { 1200f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian ObjCNSStringType = T; 1201f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian } 1202f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian 1203ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the type that \c id has been defined to, which may be 1204ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// different from the built-in \c id if \c id has been typedef'd. 120501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType getObjCIdRedefinitionType() const { 120601a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor if (ObjCIdRedefinitionType.isNull()) 120701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return getObjCIdType(); 120801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return ObjCIdRedefinitionType; 120901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 121001a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 1211ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Set the user-written type that redefines \c id. 121201a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor void setObjCIdRedefinitionType(QualType RedefType) { 121301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor ObjCIdRedefinitionType = RedefType; 121401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 121501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 1216ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the type that \c Class has been defined to, which may be 1217ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// different from the built-in \c Class if \c Class has been typedef'd. 121801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType getObjCClassRedefinitionType() const { 121901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor if (ObjCClassRedefinitionType.isNull()) 122001a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return getObjCClassType(); 122101a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return ObjCClassRedefinitionType; 122201a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 122301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 122401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor /// \brief Set the user-written type that redefines 'SEL'. 122501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor void setObjCClassRedefinitionType(QualType RedefType) { 122601a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor ObjCClassRedefinitionType = RedefType; 122701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 122801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 122901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor /// \brief Retrieve the type that 'SEL' has been defined to, which may be 123001a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor /// different from the built-in 'SEL' if 'SEL' has been typedef'd. 123101a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType getObjCSelRedefinitionType() const { 123201a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor if (ObjCSelRedefinitionType.isNull()) 123301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return getObjCSelType(); 123401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return ObjCSelRedefinitionType; 123501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 123601a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 123701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 123801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor /// \brief Set the user-written type that redefines 'SEL'. 123901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor void setObjCSelRedefinitionType(QualType RedefType) { 124001a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor ObjCSelRedefinitionType = RedefType; 124101a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 124201a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 1243e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// \brief Retrieve the Objective-C "instancetype" type, if already known; 1244e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// otherwise, returns a NULL type; 1245e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor QualType getObjCInstanceType() { 1246e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor return getTypeDeclType(getObjCInstanceTypeDecl()); 1247e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor } 1248e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor 1249e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// \brief Retrieve the typedef declaration corresponding to the Objective-C 1250e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// "instancetype" type. 1251e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor TypedefDecl *getObjCInstanceTypeDecl(); 1252e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor 1253c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 1254c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 12551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1256c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 12574ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getFILEType() const { 12581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 1259c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 1260c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 1261c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 1262782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 1263782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 1264fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 1265fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 1266fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 12671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1268782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 12694ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getjmp_bufType() const { 12701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 1271782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 1272782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 1273782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 1274782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 1275782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 1276fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 1277fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 1278fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 12791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1280782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 12814ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getsigjmp_bufType() const { 12821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 1283782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 1284782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 1285782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 12861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1287e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola /// \brief Set the type for the C ucontext_t type. 1288e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola void setucontext_tDecl(TypeDecl *ucontext_tDecl) { 1289e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola this->ucontext_tDecl = ucontext_tDecl; 1290e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola } 1291e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola 1292e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola /// \brief Retrieve the C ucontext_t type. 1293e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola QualType getucontext_tType() const { 1294e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola if (ucontext_tDecl) 1295e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola return getTypeDeclType(ucontext_tDecl); 1296e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola return QualType(); 1297e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola } 1298e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola 129916f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis /// \brief The result type of logical operations, '<', '>', '!=', etc. 130016f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis QualType getLogicalOperationType() const { 13014e4d08403ca5cfd4d558fa2936215d3a4e5a528dDavid Blaikie return getLangOpts().CPlusPlus ? BoolTy : IntTy; 130216f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis } 130316f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis 1304ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Emit the Objective-CC type encoding for the given type \p T into 1305ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p S. 1306ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1307ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p Field is specified then record field names are also encoded. 1308ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett void getObjCEncodingForType(QualType T, std::string &S, 13094ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FieldDecl *Field=0) const; 1310a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 1311a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 13121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1313ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Put the string version of the type qualifiers \p QT into \p S. 13141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 1315ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 13161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1317ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Emit the encoded type for the function \p Decl into \p S. 1318ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1319ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This is in the same format as Objective-C method encodings. 1320f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// 1321f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// \returns true if an error occurred (e.g., because one of the parameter 1322f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// types is incomplete), false otherwise. 1323f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor bool getObjCEncodingForFunctionDecl(const FunctionDecl *Decl, std::string& S); 13245389f48b24937ad7b4093307128b3cbf25235654David Chisnall 1325ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Emit the encoded type for the method declaration \p Decl into 1326ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p S. 1327f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// 1328f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// \returns true if an error occurred (e.g., because one of the parameter 1329f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// types is incomplete), false otherwise. 1330dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S, 1331dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool Extended = false) 13324ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 13331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1334ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the encoded type for this block declaration. 13356b5a61b6dc400027fd793dcadceeb9da944a37eaJohn McCall std::string getObjCEncodingForBlock(const BlockExpr *blockExpr) const; 13365e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall 1337c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 1338c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 1339c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 1340c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 13411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 1342c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 13434ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad std::string &S) const; 13441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13450fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 13464ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ObjCProtocolDecl *rProto) const; 13471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1348ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the size of type \p T for Objective-C encoding purpose, 1349ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// in characters. 1350ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett CharUnits getObjCEncodingTypeSize(QualType T) const; 1351d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1352ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the typedef corresponding to the predefined \c id type 13534dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor /// in Objective-C. 13544dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor TypedefDecl *getObjCIdDecl() const; 13554dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor 1356ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Represents the Objective-CC \c id type. 1357ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1358ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This is set up lazily, by Sema. \c id is always a (typedef for a) 1359ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// pointer type, a pointer to a struct. 13604dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor QualType getObjCIdType() const { 13614dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor return getTypeDeclType(getObjCIdDecl()); 13624dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor } 13637a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor 13647a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor /// \brief Retrieve the typedef corresponding to the predefined 'SEL' type 13657a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor /// in Objective-C. 13667a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor TypedefDecl *getObjCSelDecl() const; 13674dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor 13687a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor /// \brief Retrieve the type that corresponds to the predefined Objective-C 13697a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor /// 'SEL' type. 13707a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor QualType getObjCSelType() const { 13717a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor return getTypeDeclType(getObjCSelDecl()); 13727a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor } 13731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 137479d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor /// \brief Retrieve the typedef declaration corresponding to the predefined 137579d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor /// Objective-C 'Class' type. 137679d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor TypedefDecl *getObjCClassDecl() const; 137779d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor 1378ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Represents the Objective-C \c Class type. 1379ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1380ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This is set up lazily, by Sema. \c Class is always a (typedef for a) 1381ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// pointer type, a pointer to a struct. 138279d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor QualType getObjCClassType() const { 138379d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor return getTypeDeclType(getObjCClassDecl()); 138479d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor } 13851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1386a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor /// \brief Retrieve the Objective-C class declaration corresponding to 1387ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the predefined \c Protocol class. 1388a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor ObjCInterfaceDecl *getObjCProtocolDecl() const; 1389961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian 1390961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian /// \brief Retrieve declaration of 'BOOL' typedef 1391961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian TypedefDecl *getBOOLDecl() const { 1392961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian return BOOLDecl; 1393961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian } 1394961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian 1395961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian /// \brief Save declaration of 'BOOL' typedef 1396961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian void setBOOLDecl(TypedefDecl *TD) { 1397961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian BOOLDecl = TD; 1398961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian } 1399961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian 1400961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian /// \brief type of 'BOOL' type. 1401961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian QualType getBOOLType() const { 1402961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian return getTypeDeclType(getBOOLDecl()); 1403961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian } 1404a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor 1405ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the type of the Objective-C \c Protocol class. 1406a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor QualType getObjCProtoType() const { 1407a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor return getObjCInterfaceType(getObjCProtocolDecl()); 1408a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor } 1409a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor 1410c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge /// \brief Retrieve the C type declaration corresponding to the predefined 1411ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \c __builtin_va_list type. 1412c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge TypedefDecl *getBuiltinVaListDecl() const; 1413c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge 1414ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the type of the \c __builtin_va_list type. 1415c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge QualType getBuiltinVaListType() const { 1416c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge return getTypeDeclType(getBuiltinVaListDecl()); 1417c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge } 1418f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1419fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge /// \brief Retrieve the C type declaration corresponding to the predefined 1420ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \c __va_list_tag type used to help define the \c __builtin_va_list type 1421ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// for some targets. 1422fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge QualType getVaListTagType() const; 1423fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge 14241824d54df85a462ada812dadda18130f951d40f3Dmitri Gribenko /// \brief Return a type with additional \c const, \c volatile, or 14251824d54df85a462ada812dadda18130f951d40f3Dmitri Gribenko /// \c restrict qualifiers. 14264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getCVRQualifiedType(QualType T, unsigned CVR) const { 14270953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 14280953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14290953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1430ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Un-split a SplitQualType. 1431200fa53fd420aa8369586f569dbece04930ad6a3John McCall QualType getQualifiedType(SplitQualType split) const { 1432200fa53fd420aa8369586f569dbece04930ad6a3John McCall return getQualifiedType(split.Ty, split.Quals); 1433200fa53fd420aa8369586f569dbece04930ad6a3John McCall } 1434200fa53fd420aa8369586f569dbece04930ad6a3John McCall 1435ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a type with additional qualifiers. 14364ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getQualifiedType(QualType T, Qualifiers Qs) const { 14370953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 14380953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 14390953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 14400953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 14410953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 14420953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14430953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1444ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a type with additional qualifiers. 14454ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getQualifiedType(const Type *T, Qualifiers Qs) const { 14460953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 14470953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 14480953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 14490953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14500953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1451ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a type with the given lifetime qualifier. 1452ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1453ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre Neither type.ObjCLifetime() nor \p lifetime may be \c OCL_None. 1454f85e193739c953358c865005855253af4f68a497John McCall QualType getLifetimeQualifiedType(QualType type, 1455f85e193739c953358c865005855253af4f68a497John McCall Qualifiers::ObjCLifetime lifetime) { 1456f85e193739c953358c865005855253af4f68a497John McCall assert(type.getObjCLifetime() == Qualifiers::OCL_None); 1457f85e193739c953358c865005855253af4f68a497John McCall assert(lifetime != Qualifiers::OCL_None); 1458f85e193739c953358c865005855253af4f68a497John McCall 1459f85e193739c953358c865005855253af4f68a497John McCall Qualifiers qs; 1460f85e193739c953358c865005855253af4f68a497John McCall qs.addObjCLifetime(lifetime); 1461f85e193739c953358c865005855253af4f68a497John McCall return getQualifiedType(type, qs); 1462f85e193739c953358c865005855253af4f68a497John McCall } 1463a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian 1464a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian /// getUnqualifiedObjCPointerType - Returns version of 1465a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian /// Objective-C pointer type with lifetime qualifier removed. 1466a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian QualType getUnqualifiedObjCPointerType(QualType type) const { 1467a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian if (!type.getTypePtr()->isObjCObjectPointerType() || 1468a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian !type.getQualifiers().hasObjCLifetime()) 1469a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian return type; 1470a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian Qualifiers Qs = type.getQualifiers(); 1471a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian Qs.removeObjCLifetime(); 1472a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian return getQualifiedType(type.getUnqualifiedType(), Qs); 1473a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian } 1474a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian 14752577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo getNameForTemplate(TemplateName Name, 14764ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceLocation NameLoc) const; 147780ad16f4b2b350ddbaae21a52975e63df5aafc2cJohn McCall 1478eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall TemplateName getOverloadedTemplateName(UnresolvedSetIterator Begin, 14794ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad UnresolvedSetIterator End) const; 14800bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall 14811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 14827532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 14834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateDecl *Template) const; 14841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 14864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const IdentifierInfo *Name) const; 1487ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 14884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad OverloadedOperatorKind Operator) const; 1489146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall TemplateName getSubstTemplateTemplateParm(TemplateTemplateParmDecl *param, 1490146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall TemplateName replacement) const; 14911aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor TemplateName getSubstTemplateTemplateParmPack(TemplateTemplateParmDecl *Param, 14921aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor const TemplateArgument &ArgPack) const; 14931aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor 149486df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 149549fdccb4595862828aa5cadc1497d466a8031ddaDmitri Gribenko GE_None, ///< No error 149649fdccb4595862828aa5cadc1497d466a8031ddaDmitri Gribenko GE_Missing_stdio, ///< Missing a type from <stdio.h> 149749fdccb4595862828aa5cadc1497d466a8031ddaDmitri Gribenko GE_Missing_setjmp, ///< Missing a type from <setjmp.h> 149849fdccb4595862828aa5cadc1497d466a8031ddaDmitri Gribenko GE_Missing_ucontext ///< Missing a type from <ucontext.h> 149986df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 15001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1501ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the type for the specified builtin. 1502ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1503ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p IntegerConstantArgs is non-null, it is filled in with a bitmask of 150414e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// arguments to the builtin that are required to be integer constant 150514e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// expressions. 150614e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error, 15074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned *IntegerConstantArgs = 0) const; 15081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1509d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 1510e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getFromTargetType(unsigned Type) const; 15118788b224aaa46ccb777e6a24550449dfbb9d195fDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfoImpl(const Type *T) const; 1512b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 1513464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 1514b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 1515b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 15161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1517d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 1518ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return one of the GCNone, Weak or Strong Objective-C garbage 1519ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// collection attributes. 1520ae278a3a57595349a411f6474938d4dd1b263a0eJohn McCall Qualifiers::GC getObjCGCAttrKind(QualType Ty) const; 15211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1522ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return true if the given vector types are of the same unqualified 1523ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// type or if they are equivalent to the same GCC vector type. 1524ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1525ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \note This ignores whether they are target-specific (AltiVec or Neon) 1526ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// types. 1527255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor bool areCompatibleVectorTypes(QualType FirstVec, QualType SecondVec); 1528255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor 1529ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return true if this is an \c NSObject object with its \c NSObject 1530ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// attribute set. 1531f85e193739c953358c865005855253af4f68a497John McCall static bool isObjCNSObjectType(QualType Ty) { 1532f85e193739c953358c865005855253af4f68a497John McCall return Ty->isObjCNSObjectType(); 1533f85e193739c953358c865005855253af4f68a497John McCall } 15341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1535b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 1536464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 1537464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 15381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1539ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the APFloat 'semantics' for the specified scalar floating 1540ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// point type. 1541b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 15421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1543ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get the size and alignment of the specified complete type in bits. 15448788b224aaa46ccb777e6a24550449dfbb9d195fDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(const Type *T) const; 15458788b224aaa46ccb777e6a24550449dfbb9d195fDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(QualType T) const { 15461d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 15471d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 15481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1549ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the size of the specified (complete) type \p T, in bits. 15504ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getTypeSize(QualType T) const { 155198be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 1552464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 15534ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getTypeSize(const Type *T) const { 15541d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 15551d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 15561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1557ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the size of the character type, in bits. 15584ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getCharWidth() const { 1559f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck return getTypeSize(CharTy); 1560f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck } 1561f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 1562ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Convert a size in bits to a size in characters. 1563eb6f5dc86531f794ba7746a2da4d28e37cf5da7eKen Dyck CharUnits toCharUnitsFromBits(int64_t BitSize) const; 1564eb6f5dc86531f794ba7746a2da4d28e37cf5da7eKen Dyck 1565ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Convert a size in characters to a size in bits. 1566dd76a9ab9ea675671200f94b18ce95766841952bKen Dyck int64_t toBits(CharUnits CharSize) const; 1567dd76a9ab9ea675671200f94b18ce95766841952bKen Dyck 1568ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the size of the specified (complete) type \p T, in 1569ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// characters. 15704ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeSizeInChars(QualType T) const; 15714ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeSizeInChars(const Type *T) const; 1572f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 1573ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the ABI-specified alignment of a (complete) type \p T, in 1574ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// bits. 15754ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getTypeAlign(QualType T) const { 157698be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 1577464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 15784ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getTypeAlign(const Type *T) const { 15791d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 15801d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 15811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1582ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the ABI-specified alignment of a (complete) type \p T, in 1583ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// characters. 15844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeAlignInChars(QualType T) const; 15854ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeAlignInChars(const Type *T) const; 1586929bbfb0b69165b55da3c56abf22aa10e20dadc6John McCall 1587929bbfb0b69165b55da3c56abf22aa10e20dadc6John McCall // getTypeInfoDataSizeInChars - Return the size of a type, in chars. If the 1588929bbfb0b69165b55da3c56abf22aa10e20dadc6John McCall // type is a record, its data size is returned. 1589929bbfb0b69165b55da3c56abf22aa10e20dadc6John McCall std::pair<CharUnits, CharUnits> getTypeInfoDataSizeInChars(QualType T) const; 159086fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck 1591bee5a79fc95e3003d755031e3d2bb4410a71e1c1Ken Dyck std::pair<CharUnits, CharUnits> getTypeInfoInChars(const Type *T) const; 1592bee5a79fc95e3003d755031e3d2bb4410a71e1c1Ken Dyck std::pair<CharUnits, CharUnits> getTypeInfoInChars(QualType T) const; 1593ea1471e0e967548c596a71469702f8846dbaf3c0John McCall 1594ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the "preferred" alignment of the specified type \p T for 1595ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the current target, in bits. 1596ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1597ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This can be different than the ABI alignment in cases where it is 1598ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// beneficial for performance to overalign a data type. 15994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getPreferredTypeAlign(const Type *T) const; 16001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16016b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand /// \brief Return the alignment in bits that should be given to a 16026b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand /// global variable with type \p T. 16036b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand unsigned getAlignOfGlobalVar(QualType T) const; 16046b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand 16056b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand /// \brief Return the alignment in characters that should be given to a 16066b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand /// global variable with type \p T. 16076b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand CharUnits getAlignOfGlobalVarInChars(QualType T) const; 16086b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand 1609ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a conservative estimate of the alignment of the specified 1610ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// decl \p D. 1611ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1612ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre \p D must not be a bitfield type, as bitfields do not have a valid 1613ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// alignment. 1614ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1615ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p RefAsPointee, references are treated like their underlying type 16168b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// (for alignof), else they're treated like pointers (for CodeGen). 16174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getDeclAlign(const Decl *D, bool RefAsPointee = false) const; 16181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1619ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get or compute information about the layout of the specified 1620ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// record (struct/union/class) \p D, which indicates its size and field 1621464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 16224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D) const; 16231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1624ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get or compute information about the layout of the specified 1625ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// Objective-C interface. 16264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D) 16274ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 1628b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1629453dbcbe30093fbf947a0bec2fbd46e9694eafe9Douglas Gregor void DumpRecordLayout(const RecordDecl *RD, raw_ostream &OS, 1630453dbcbe30093fbf947a0bec2fbd46e9694eafe9Douglas Gregor bool Simple = false) const; 1631bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar 1632ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get or compute information about the layout of the specified 1633ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// Objective-C implementation. 1634ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1635ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This may differ from the interface if synthesized ivars are present. 1636b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 16374ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getASTObjCImplementationLayout(const ObjCImplementationDecl *D) const; 1638b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1639d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// \brief Get our current best idea for the key function of the 1640d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// given record decl, or NULL if there isn't one. 1641ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1642ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The key function is, according to the Itanium C++ ABI section 5.2.3: 1643d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// ...the first non-pure virtual function that is not inline at the 1644d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// point of class definition. 1645f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// 1646d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// Other ABIs use the same idea. However, the ARM C++ ABI ignores 1647d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// virtual functions that are defined 'inline', which means that 1648d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// the result of this computation can change. 1649d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall const CXXMethodDecl *getCurrentKeyFunction(const CXXRecordDecl *RD); 1650d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall 1651d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// \brief Observe that the given method cannot be a key function. 1652d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// Checks the key-function cache for the method's class and clears it 1653d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// if matches the given declaration. 1654d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// 1655d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// This is used in ABIs where out-of-line definitions marked 1656d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// inline are not considered to be key functions. 1657d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// 1658d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// \param method should be the declaration from the class definition 1659d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall void setNonKeyFunction(const CXXMethodDecl *method); 1660f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 16612d6a5670465cb3f1d811695a9f23e372508240d2Richard Smith /// Get the offset of a FieldDecl or IndirectFieldDecl, in bits. 16622d6a5670465cb3f1d811695a9f23e372508240d2Richard Smith uint64_t getFieldOffset(const ValueDecl *FD) const; 16632d6a5670465cb3f1d811695a9f23e372508240d2Richard Smith 16644ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad bool isNearlyEmpty(const CXXRecordDecl *RD) const; 1665dae0cb52e4e3d46bbfc9a4510909522197a92e54Anders Carlsson 166614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne MangleContext *createMangleContext(); 16672c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 16682c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian void DeepCollectObjCIvars(const ObjCInterfaceDecl *OI, bool leafClass, 1669db8264e4c5ffd7af6fbad4ca4306bd382bb02691Jordy Rose SmallVectorImpl<const ObjCIvarDecl*> &Ivars) const; 16702c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 16714ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned CountNonClassIvars(const ObjCInterfaceDecl *OI) const; 1672e23fa2d0e84d1b878e012442a726c664216a9adfFariborz Jahanian void CollectInheritedProtocols(const Decl *CDecl, 1673432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian llvm::SmallPtrSet<ObjCProtocolDecl*, 8> &Protocols); 1674525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 1675464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 1676464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 1677464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 16781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1679ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the canonical (structural) type corresponding to the 1680ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// specified potentially non-canonical type \p T. 1681ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1682ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The non-canonical version of a type may have many "decorated" versions of 1683ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// types. Decorators can include typedefs, 'typeof' operators, etc. The 1684ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// returned type is guaranteed to be free of any of these, allowing two 1685ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// canonical types to be compared for exact equality with a simple pointer 1686ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// comparison. 16873b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall CanQualType getCanonicalType(QualType T) const { 16883b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall return CanQualType::CreateUnsafe(T.getCanonicalType()); 16893b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall } 1690f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall 16914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const Type *getCanonicalType(const Type *T) const { 16921d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 16931d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 16942a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 1695ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the canonical parameter type corresponding to the specific 1696ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// potentially non-canonical one. 1697ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 169854e14c4db764c0636160d26c5bbf491637c83a76John McCall /// Qualifiers are stripped off, functions are turned into function 169954e14c4db764c0636160d26c5bbf491637c83a76John McCall /// pointers, and arrays decay one level into pointers. 17004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getCanonicalParamType(QualType T) const; 170154e14c4db764c0636160d26c5bbf491637c83a76John McCall 1702ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Determine whether the given types \p T1 and \p T2 are equivalent. 1703c49bd11f96c2378969822f1f1b814ffa8f2bfee4Richard Smith bool hasSameType(QualType T1, QualType T2) const { 17048e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 17058e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 17061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1707ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return this type as a completely-unqualified array type, 1708ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// capturing the qualifiers in \p Quals. 1709ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1710ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This will remove the minimal amount of sugaring from the types, similar 1711ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// to the behavior of QualType::getUnqualifiedType(). 171228e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 17135535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \param T is the qualified type, which may be an ArrayType 171428e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 171528e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \param Quals will receive the full set of qualifiers that were 17165535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// applied to the array. 171728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 171828e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \returns if this is an array type, the completely unqualified array type 17195535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// that corresponds to it. Otherwise, returns T.getUnqualifiedType(). 172028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType getUnqualifiedArrayType(QualType T, Qualifiers &Quals); 172128e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 17228e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 17238e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 1724c49bd11f96c2378969822f1f1b814ffa8f2bfee4Richard Smith bool hasSameUnqualifiedType(QualType T1, QualType T2) const { 17253b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall return getCanonicalType(T1).getTypePtr() == 17263b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall getCanonicalType(T2).getTypePtr(); 17278e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 17288e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 17295a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor bool UnwrapSimilarPointerTypes(QualType &T1, QualType &T2); 17305a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor 1731d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 1732d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 1733d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1734d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 1735d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 1736d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 1737d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1738d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 1739d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 1740d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 1741d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 1742d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1743d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 1744d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1745d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 1746d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 1747d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1748d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 1749d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1750d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 1751d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 1752d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 1753d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 1754d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 17554ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS) const; 1756d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 1757ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// \brief Retrieves the default calling convention to use for 1758ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// C++ instance methods. 17598f88a1dcc57cfe8580eb1558a783ad8499bfe8e0Timur Iskhodzhanov CallingConv getDefaultCXXMethodCallConv(bool isVariadic); 1760ee743f903858e337434ac0335f147f4de4ecae05Charles Davis 176104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Retrieves the canonical representation of the given 176204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 17638f88a1dcc57cfe8580eb1558a783ad8499bfe8e0Timur Iskhodzhanov CallingConv getCanonicalCallConv(CallingConv CC) const; 176404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 176504a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Determines whether two calling conventions name the same 176604a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 176704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall bool isSameCallConv(CallingConv lcc, CallingConv rcc) { 176804a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return (getCanonicalCallConv(lcc) == getCanonicalCallConv(rcc)); 176904a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 177004a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 177125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 177225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 177325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 177425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 177525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 177625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 177725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 177875996d2bf191bd5d1e981b93b99f5b77add1266eJames Dennett /// names---std::vector, \::std::vector, vector (if vector is in 177925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 178025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 178125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 178225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 178325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 178425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 178525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 178625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 178725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 178825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 17894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateName getCanonicalTemplateName(TemplateName Name) const; 179025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 1791db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// \brief Determine whether the given template names refer to the same 1792db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// template. 1793db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor bool hasSameTemplateName(TemplateName X, TemplateName Y); 1794db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor 17951275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 17961275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 17971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 17981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 17991275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 18004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg) 18014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 18021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1803c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 1804c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 1805c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 1806c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 18074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ArrayType *getAsArrayType(QualType T) const; 18084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ConstantArrayType *getAsConstantArrayType(QualType T) const { 1809c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 1810c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 18114ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const VariableArrayType *getAsVariableArrayType(QualType T) const { 1812c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 1813c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 18144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const IncompleteArrayType *getAsIncompleteArrayType(QualType T) const { 1815c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 1816c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 18174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const DependentSizedArrayType *getAsDependentSizedArrayType(QualType T) 18184ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const { 1819442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor return dyn_cast_or_null<DependentSizedArrayType>(getAsArrayType(T)); 1820442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor } 1821442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor 1822ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the innermost element type of an array type. 1823ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1824fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 18254ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBaseElementType(const ArrayType *VAT) const; 18265e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 1827ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the innermost element type of a type (which needn't 1828ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// actually be an array type). 18294ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBaseElementType(QualType QT) const; 18301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1831ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return number of constant array elements. 18320de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 18331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 183479e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// \brief Perform adjustment on the parameter type of a function. 183579e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// 183679e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// This routine adjusts the given parameter type @p T to the actual 183779e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// parameter type used by semantic analysis (C99 6.7.5.3p[7,8], 183879e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// C++ [dcl.fct]p3). The adjusted parameter type is returned. 1839ad9689f3531c49e4bff467d9469993606800068cAbramo Bagnara QualType getAdjustedParameterType(QualType T) const; 184079e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor 184179e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// \brief Retrieve the parameter type as adjusted for use in the signature 184279e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// of a function, decaying array and function types and removing top-level 184379e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// cv-qualifiers. 1844ad9689f3531c49e4bff467d9469993606800068cAbramo Bagnara QualType getSignatureParameterType(QualType T) const; 184579e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor 1846ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the properly qualified result of decaying the specified 1847ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// array type to a pointer. 1848ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1849ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This operation is non-trivial when handling typedefs etc. The canonical 1850ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// type of \p T must be an array type, this returns a pointer to a properly 1851ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified element of the array. 1852e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 1853e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 18544ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getArrayDecayedType(QualType T) const; 18551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1856ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the type that \p PromotableType will promote to: C99 1857ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 6.3.1.1p2, assuming that \p PromotableType is a promotable integer type. 18584ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getPromotedIntegerType(QualType PromotableType) const; 1859a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 1860ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Recurses in pointer/array types until it finds an Objective-C 1861ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// retainable type and returns its ownership. 186231862ba5ea70b1f2c81d03f8a0100b61cd6f06f6Argyrios Kyrtzidis Qualifiers::ObjCLifetime getInnerObjCOwnership(QualType T) const; 186331862ba5ea70b1f2c81d03f8a0100b61cd6f06f6Argyrios Kyrtzidis 186404e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 186504e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 186604e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 186704e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 186804e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 18694ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType isPromotableBitField(Expr *E) const; 187004e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 1871ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the highest ranked integer type, see C99 6.3.1.8p1. 1872ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1873ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p LHS > \p RHS, returns 1. If \p LHS == \p RHS, returns 0. If 1874ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p LHS < \p RHS, return -1. 18754ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad int getIntegerTypeOrder(QualType LHS, QualType RHS) const; 18761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1877ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Compare the rank of the two specified floating point types, 1878ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// ignoring the domain of the type (i.e. 'double' == '_Complex double'). 1879ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1880ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p LHS > \p RHS, returns 1. If \p LHS == \p RHS, returns 0. If 1881ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p LHS < \p RHS, return -1. 18824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad int getFloatingTypeOrder(QualType LHS, QualType RHS) const; 18835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1884ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a real floating point or a complex type (based on 1885ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p typeDomain/\p typeSize). 1886ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 18871824d54df85a462ada812dadda18130f951d40f3Dmitri Gribenko /// \param typeDomain a real floating point or complex type. 18881824d54df85a462ada812dadda18130f951d40f3Dmitri Gribenko /// \param typeSize a real floating point or complex type. 18891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 1890f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 1891ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 1892207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(QualType T) const { 1893207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return getTargetAddressSpace(T.getQualifiers()); 1894207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1895207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 1896207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(Qualifiers Q) const { 1897207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return getTargetAddressSpace(Q.getAddressSpace()); 1898207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1899207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 1900207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(unsigned AS) const { 1901207f4d8543529221932af82836016a2ef066c917Peter Collingbourne if (AS < LangAS::Offset || AS >= LangAS::Offset + LangAS::Count) 1902207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return AS; 1903207f4d8543529221932af82836016a2ef066c917Peter Collingbourne else 1904bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor return (*AddrSpaceMap)[AS - LangAS::Offset]; 1905207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1906207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 1907f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 1908f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 1909f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall unsigned getIntegerRank(const Type *T) const; 1910f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1911f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 1912f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1913ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 1914ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 1915ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 19161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1917ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 1918447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool typesAreCompatible(QualType T1, QualType T2, 1919447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool CompareUnqualified = false); // C99 6.2.7p1 19201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1921c286f3835eb6001c61664cef5d610dfaf80a6e9bFariborz Jahanian bool propertyTypesAreCompatible(QualType, QualType); 1922132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool typesAreBlockPointerCompatible(QualType, QualType); 1923132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian 1924a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 19254dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor return T == getObjCIdType(); 1926389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1927a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 192879d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor return T == getObjCClassType(); 1929389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1930a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 19317a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor return T == getObjCSelType(); 19328baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 19334084c306635b70f37029dca938444e6013f08684Steve Naroff bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS); 19344084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 19354084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 19368baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1937a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian bool ObjCQualifiedClassTypesAreCompatible(QualType LHS, QualType RHS); 1938a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian 19393d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 194014108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 194114108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 1942c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool canAssignObjCInterfaces(const ObjCObjectType *LHS, 1943c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall const ObjCObjectType *RHS); 1944132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool canAssignObjCInterfacesInBlockPointer( 1945132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *LHSOPT, 1946a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian const ObjCObjectPointerType *RHSOPT, 1947a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian bool BlockReturnType); 1948389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 1949db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian QualType areCommonBaseCompatible(const ObjCObjectPointerType *LHSOPT, 1950db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1951569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor bool canBindObjCObjectType(QualType To, QualType From); 1952569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor 19533d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 1954447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeTypes(QualType, QualType, bool OfBlockPointer=false, 1955a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian bool Unqualified = false, bool BlockReturnType = false); 1956447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeFunctionTypes(QualType, QualType, bool OfBlockPointer=false, 1957447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 19584846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeFunctionArgumentTypes(QualType, QualType, 19594846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 19604846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 19614846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeTransparentUnionType(QualType, QualType, 19624846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 19634846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 19642390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian 19652390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian QualType mergeObjCGCQualifiers(QualType, QualType); 196678213e4aec6d8d22b5828dd2687fa19116ebaa26Fariborz Jahanian 196778213e4aec6d8d22b5828dd2687fa19116ebaa26Fariborz Jahanian bool FunctionTypesMatchOnNSConsumedAttrs( 196878213e4aec6d8d22b5828dd2687fa19116ebaa26Fariborz Jahanian const FunctionProtoType *FromFunctionType, 196978213e4aec6d8d22b5828dd2687fa19116ebaa26Fariborz Jahanian const FunctionProtoType *ToFunctionType); 19703d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 1971000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian void ResetObjCLayout(const ObjCContainerDecl *CD) { 1972000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ObjCLayouts[CD] = 0; 1973000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 1974a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 1975368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 1976ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 1977ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1978ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1979ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 1980ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 19818788b224aaa46ccb777e6a24550449dfbb9d195fDaniel Dunbar unsigned getIntWidth(QualType T) const; 1982ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1983ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 1984ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 1985ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 1986762f159c3295552f1f3e5e1af8b66385bfaed786Abramo Bagnara QualType getCorrespondingUnsignedType(QualType T) const; 1987ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1988ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1989e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 1990e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 19911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1992f512acee01617c9da8079ed88ded3bb9f2418349Benjamin Kramer typedef SmallVectorImpl<Type *>::iterator type_iterator; 1993f512acee01617c9da8079ed88ded3bb9f2418349Benjamin Kramer typedef SmallVectorImpl<Type *>::const_iterator const_type_iterator; 19941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1995e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_begin() { return Types.begin(); } 1996e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_end() { return Types.end(); } 1997e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek const_type_iterator types_begin() const { return Types.begin(); } 19981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const_type_iterator types_end() const { return Types.end(); } 19991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2000e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 20010cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 20020cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 20030cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 2004ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Make an APSInt of the appropriate width and signedness for the 2005ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// given \p Value and integer \p Type. 20064ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) const { 2007575a1c9dc8dc5b4977194993e289f9eda7295c39Douglas Gregor llvm::APSInt Res(getIntWidth(Type), 2008575a1c9dc8dc5b4977194993e289f9eda7295c39Douglas Gregor !Type->isSignedIntegerOrEnumerationType()); 20090cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 20100cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 20110cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 20120cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 20138deabc133c121f6c5561d0b2171a41cb2c29b2ceArgyrios Kyrtzidis bool isSentinelNullExpr(const Expr *E); 20148deabc133c121f6c5561d0b2171a41cb2c29b2ceArgyrios Kyrtzidis 2015ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get the implementation of the ObjCInterfaceDecl \p D, or NULL if 2016ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// none exists. 20178a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 2018ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get the implementation of the ObjCCategoryDecl \p D, or NULL if 2019ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// none exists. 20208a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 20218a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 2022ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return true if there is at least one \@implementation in the TU. 20238b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian bool AnyObjCImplementation() { 20248b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian return !ObjCImpls.empty(); 20258b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian } 20268b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian 20278a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 20288a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 20298a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 20308a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 20318a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 20328a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 2033b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis 2034b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis /// \brief Get the duplicate declaration of a ObjCMethod in the same 2035ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// interface, or null if none exists. 203672b2625aa67c8213acaf4bf6209b67859d60e2cfArgyrios Kyrtzidis const ObjCMethodDecl *getObjCMethodRedeclaration( 203772b2625aa67c8213acaf4bf6209b67859d60e2cfArgyrios Kyrtzidis const ObjCMethodDecl *MD) const { 203893a8534090a6de23d655679205b974032d092a89Benjamin Kramer return ObjCMethodRedecls.lookup(MD); 2039b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis } 2040b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis 2041b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis void setObjCMethodRedeclaration(const ObjCMethodDecl *MD, 2042b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis const ObjCMethodDecl *Redecl) { 204393a8534090a6de23d655679205b974032d092a89Benjamin Kramer assert(!getObjCMethodRedeclaration(MD) && "MD already has a redeclaration"); 2044b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis ObjCMethodRedecls[MD] = Redecl; 2045b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis } 204687ec9c257c99b4136af6c7f5be5a2d486906ba84Argyrios Kyrtzidis 2047ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Returns the Objective-C interface that \p ND belongs to if it is 2048ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// an Objective-C method/property/ivar etc. that is part of an interface, 204987ec9c257c99b4136af6c7f5be5a2d486906ba84Argyrios Kyrtzidis /// otherwise returns null. 2050b35cc2d46c4188a0b2d094b3104ce69092c34802Dmitri Gribenko const ObjCInterfaceDecl *getObjContainingInterface(const NamedDecl *ND) const; 20511ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 20521ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Set the copy inialization expression of a block var decl. 20531ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian void setBlockVarCopyInits(VarDecl*VD, Expr* Init); 2054ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get the copy initialization expression of the VarDecl \p VD, or 2055ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// NULL if none exists. 2056ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett Expr *getBlockVarCopyInits(const VarDecl* VD); 20578a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 2058a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate an uninitialized TypeSourceInfo. 2059b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 2060a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// The caller should initialize the memory held by TypeSourceInfo using 2061b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 2062b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 2063b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 2064b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 2065b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 2066109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// 2067109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// \param Size the size of the type info to create, or 0 if the size 2068109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// should be calculated based on the type. 20694ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TypeSourceInfo *CreateTypeSourceInfo(QualType T, unsigned Size = 0) const; 2070b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 2071a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate a TypeSourceInfo where all locations have been 2072a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// initialized to a given location, which defaults to the empty 2073a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// location. 2074a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo * 20756952f1e4256c5b43aee5e98cea4e9b663bd1d413Douglas Gregor getTrivialTypeSourceInfo(QualType T, 20766952f1e4256c5b43aee5e98cea4e9b663bd1d413Douglas Gregor SourceLocation Loc = SourceLocation()) const; 2077a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall 2078bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo *getNullTypeSourceInfo() { return &NullTypeSourceInfo; } 2079bf1a028246d884a540aeafa38e89be59a269b072John McCall 20800054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Add a deallocation callback that will be invoked when the 20810054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 20820054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 208370517ca5c07c4b41ff8662b94ee22047b0299f8cDmitri Gribenko /// \param Callback A callback function that will be invoked on destruction. 20840054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 208570517ca5c07c4b41ff8662b94ee22047b0299f8cDmitri Gribenko /// \param Data Pointer data that will be provided to the callback function 20860054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// when it is called. 20870054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor void AddDeallocation(void (*Callback)(void*), void *Data); 20884923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 208990e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForFunction(const FunctionDecl *FD); 209090e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForVariable(const VarDecl *VD); 209190e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 209290e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \brief Determines if the decl can be CodeGen'ed or deserialized from PCH 209390e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// lazily, only when used; this is only relevant for function or file scoped 209490e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// var definitions. 209590e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// 209690e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \returns true if the function/var must be CodeGen'ed/deserialized even if 209790e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// it is not used. 20984ac7c0bb39696e92fd220118fedc484c09a69870Argyrios Kyrtzidis bool DeclMustBeEmitted(const Decl *D); 209990e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 210066cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie void addUnnamedTag(const TagDecl *Tag); 210166cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie int getUnnamedTagManglingNumber(const TagDecl *Tag) const; 210266cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie 21039e8c92a9c9b949bbb0408fbbd9a58e34894b6efcDouglas Gregor /// \brief Retrieve the lambda mangling number for a lambda expression. 21049e8c92a9c9b949bbb0408fbbd9a58e34894b6efcDouglas Gregor unsigned getLambdaManglingNumber(CXXMethodDecl *CallOperator); 2105d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek 2106d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek /// \brief Used by ParmVarDecl to store on the side the 2107d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek /// index of the parameter when it exceeds the size of the normal bitfield. 2108d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek void setParameterIndex(const ParmVarDecl *D, unsigned index); 2109d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek 2110d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek /// \brief Used by ParmVarDecl to retrieve on the side the 2111d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek /// index of the parameter when it exceeds the size of the normal bitfield. 2112d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek unsigned getParameterIndex(const ParmVarDecl *D) const; 2113d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek 21144923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 21154923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor // Statistics 21164923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 21174923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 21181827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors. 21191827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructors; 21201827403a7138946305c0058f262e02b595cf882fDouglas Gregor 21211827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors for 21221827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// which declarations were built. 21231827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructorsDeclared; 21241827403a7138946305c0058f262e02b595cf882fDouglas Gregor 2125225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// \brief The number of implicitly-declared copy constructors. 2126225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructors; 2127225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 21281827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared copy constructors for 2129225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// which declarations were built. 2130225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructorsDeclared; 2131225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 2132ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// \brief The number of implicitly-declared move constructors. 2133ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt static unsigned NumImplicitMoveConstructors; 2134ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt 2135ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// \brief The number of implicitly-declared move constructors for 2136ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// which declarations were built. 2137ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt static unsigned NumImplicitMoveConstructorsDeclared; 2138ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt 2139a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators. 2140a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperators; 2141a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 2142a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators for 2143a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// which declarations were built. 2144a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperatorsDeclared; 2145a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 2146ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// \brief The number of implicitly-declared move assignment operators. 2147ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt static unsigned NumImplicitMoveAssignmentOperators; 2148ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt 2149ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// \brief The number of implicitly-declared move assignment operators for 2150ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// which declarations were built. 2151ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt static unsigned NumImplicitMoveAssignmentOperatorsDeclared; 2152ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt 21534923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors. 21544923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructors; 21554923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 21564923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors for which 21574923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// declarations were built. 21584923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructorsDeclared; 21590054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 21605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 2161f56faa01936b9cf909623d7f06e3c2569ca4a78eDmitri Gribenko ASTContext(const ASTContext &) LLVM_DELETED_FUNCTION; 2162f56faa01936b9cf909623d7f06e3c2569ca4a78eDmitri Gribenko void operator=(const ASTContext &) LLVM_DELETED_FUNCTION; 21631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2164bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregorpublic: 2165bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// \brief Initialize built-in types. 2166bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// 2167bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// This routine may only be invoked once for a given ASTContext object. 2168bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// It is normally invoked by the ASTContext constructor. However, the 2169bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// constructor can be asked to delay initialization, which places the burden 2170bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// of calling this function on the user of that object. 2171bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// 2172bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// \param Target The target 2173bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor void InitBuiltinTypes(const TargetInfo &Target); 2174bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor 2175bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregorprivate: 2176e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall void InitBuiltinType(CanQualType &R, BuiltinType::Kind K); 21771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2178ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett // Return the Objective-C type encoding for a given type. 21791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 218082a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 218182a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 2182153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 2183090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 21842636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis bool EncodingProperty = false, 2185dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool StructField = false, 2186dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool EncodeBlockParameters = false, 218717c1a2e748d49d293c9926eeeb85aa4890182106Fariborz Jahanian bool EncodeClassNames = false, 218817c1a2e748d49d293c9926eeeb85aa4890182106Fariborz Jahanian bool EncodePointerToObjCTypedef = false) const; 21892636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis 21902636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis // Adds the encoding of the structure's members. 21912636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis void getObjCEncodingForStructureImpl(RecordDecl *RD, std::string &S, 21922636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis const FieldDecl *Field, 21932636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis bool includeVBases = true) const; 2194dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson 2195dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson // Adds the encoding of a method parameter or return type. 2196dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson void getObjCEncodingForMethodParameter(Decl::ObjCDeclQualifier QT, 2197dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson QualType T, std::string& S, 2198dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool Extended) const; 2199dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson 22004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout & 22014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getObjCLayout(const ObjCInterfaceDecl *D, 22024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ObjCImplementationDecl *Impl) const; 2203000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian 22043478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenekprivate: 22050054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief A set of deallocations that should be performed when the 22060054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 2207686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<std::pair<void (*)(void*), void *>, 16> Deallocations; 22080054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 22093478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // FIXME: This currently contains the set of StoredDeclMaps used 22103478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // by DeclContext objects. This probably should not be in ASTContext, 22113478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // but we include it here so that ASTContext can quickly deallocate them. 22120c01d18094100db92d38daa923c95661512db203John McCall llvm::PointerIntPair<StoredDeclsMap*,1> LastSDM; 2213f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 2214f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek /// \brief A counter used to uniquely identify "blocks". 22154ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable unsigned int UniqueBlockByRefTypeID; 2216f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 22173478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek friend class DeclContext; 2218ac9590effa90406767a544005ed1de52e258306bTed Kremenek friend class DeclarationNameTable; 22193478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek void ReleaseDeclContextMaps(); 2220ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2221ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// \brief A \c RecursiveASTVisitor that builds a map from nodes to their 2222ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// parents as defined by the \c RecursiveASTVisitor. 2223ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 2224ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Note that the relationship described here is purely in terms of AST 2225ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// traversal - there are other relationships (for example declaration context) 2226ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// in the AST that are better modeled by special matchers. 2227ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 2228ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// FIXME: Currently only builds up the map using \c Stmt and \c Decl nodes. 2229ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek class ParentMapASTVisitor : public RecursiveASTVisitor<ParentMapASTVisitor> { 2230ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek public: 2231ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// \brief Builds and returns the translation unit's parent map. 2232ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 2233ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// The caller takes ownership of the returned \c ParentMap. 2234ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek static ParentMap *buildMap(TranslationUnitDecl &TU) { 2235ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentMapASTVisitor Visitor(new ParentMap); 2236ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek Visitor.TraverseDecl(&TU); 2237ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return Visitor.Parents; 2238ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 2239ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2240ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek private: 2241ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek typedef RecursiveASTVisitor<ParentMapASTVisitor> VisitorBase; 2242ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2243ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentMapASTVisitor(ParentMap *Parents) : Parents(Parents) { 2244ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 2245ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2246ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek bool shouldVisitTemplateInstantiations() const { 2247ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return true; 2248ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 2249ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek bool shouldVisitImplicitCode() const { 2250ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return true; 2251ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 2252ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // Disables data recursion. We intercept Traverse* methods in the RAV, which 2253ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // are not triggered during data recursion. 2254ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek bool shouldUseDataRecursionFor(clang::Stmt *S) const { 2255ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return false; 2256ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 2257ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2258ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek template <typename T> 2259ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek bool TraverseNode(T *Node, bool(VisitorBase:: *traverse) (T *)) { 2260ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek if (Node == NULL) 2261ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return true; 2262ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek if (ParentStack.size() > 0) 2263ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // FIXME: Currently we add the same parent multiple times, for example 2264ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // when we visit all subexpressions of template instantiations; this is 2265ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // suboptimal, bug benign: the only way to visit those is with 2266ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // hasAncestor / hasParent, and those do not create new matches. 2267ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // The plan is to enable DynTypedNode to be storable in a map or hash 2268ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // map. The main problem there is to implement hash functions / 2269ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // comparison operators for all types that DynTypedNode supports that 2270ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek // do not have pointer identity. 2271ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek (*Parents)[Node].push_back(ParentStack.back()); 2272ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentStack.push_back(ast_type_traits::DynTypedNode::create(*Node)); 2273ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek bool Result = (this ->* traverse) (Node); 2274ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentStack.pop_back(); 2275ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return Result; 2276ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 2277ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2278ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek bool TraverseDecl(Decl *DeclNode) { 2279ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return TraverseNode(DeclNode, &VisitorBase::TraverseDecl); 2280ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 2281ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2282ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek bool TraverseStmt(Stmt *StmtNode) { 2283ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return TraverseNode(StmtNode, &VisitorBase::TraverseStmt); 2284ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 2285ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2286ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentMap *Parents; 2287ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek llvm::SmallVector<ast_type_traits::DynTypedNode, 16> ParentStack; 2288ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2289ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek friend class RecursiveASTVisitor<ParentMapASTVisitor>; 2290ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek }; 2291ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2292ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek llvm::OwningPtr<ParentMap> AllParents; 22935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2294ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2295ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// \brief Utility function for constructing a nullary selector. 2296686775deca8b8685eb90801495880e3abdd844c2Chris Lattnerstatic inline Selector GetNullarySelector(StringRef name, ASTContext& Ctx) { 2297d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 2298d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(0, &II); 2299d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 2300d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 2301ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// \brief Utility function for constructing an unary selector. 2302686775deca8b8685eb90801495880e3abdd844c2Chris Lattnerstatic inline Selector GetUnarySelector(StringRef name, ASTContext& Ctx) { 2303d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 2304d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(1, &II); 2305d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 2306e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 23075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 23085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2309e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 23107034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar 2311e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 2312e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 2313e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 23147034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// obtaining memory. 23157034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// 23162fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer/// IMPORTANT: These are also declared in clang/AST/AttrIterator.h! Any changes 23172fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer/// here need to also be made there. 231829293cddc682091a16a71f513e605995473f7f45Dylan Noblesmith/// 23197034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// We intentionally avoid using a nothrow specification here so that the calls 23207034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// to this operator will not perform a null check on the result -- the 23217034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// underlying allocator never returns null pointers. 23227034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// 2323e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 2324e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 2325f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 2326e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 2327e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 2328f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// IntegerLiteral *Ex2 = new (Context, 4) IntegerLiteral(arguments); 2329e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 2330e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 2331e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 23324398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 2333e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 2334e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 2335e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 233642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 233742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 2338e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 23394ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void *operator new(size_t Bytes, const clang::ASTContext &C, 23407034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar size_t Alignment) { 2341c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 2342e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 2343e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 2344e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 2345e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 2346e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 2347e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 2348e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 23497034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbarinline void operator delete(void *Ptr, const clang::ASTContext &C, size_t) { 2350c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 2351e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 2352e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 235342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 23547034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// obtaining memory. 23557034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// 23567034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// We intentionally avoid using a nothrow specification here so that the calls 23577034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// to this operator will not perform a null check on the result -- the 23587034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// underlying allocator never returns null pointers. 23597034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// 236042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 236142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 2362f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 236342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 236442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 2365f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// char *data = new (Context, 4) char[10]; 236642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 236742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 236842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 23694398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 237042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 237142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 237242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 237342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 237442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 237542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 23764ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void *operator new[](size_t Bytes, const clang::ASTContext& C, 23777034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar size_t Alignment = 8) { 237842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 237942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 238042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 238142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 238242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 238342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 238442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 238542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 238642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 23877034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbarinline void operator delete[](void *Ptr, const clang::ASTContext &C, size_t) { 238842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 238942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 239042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 23915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 2392