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" 226bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines#include "clang/AST/ExternalASTSource.h" 23ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor#include "clang/AST/NestedNameSpecifier.h" 24d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor#include "clang/AST/PrettyPrinter.h" 2530a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/AST/RawCommentList.h" 267532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/TemplateName.h" 27464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/Type.h" 2830a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/AddressSpaces.h" 2930a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/IdentifierTable.h" 3030a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/LangOptions.h" 3130a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/OperatorKinds.h" 3230a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/PartialDiagnostic.h" 3330a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Basic/VersionTuple.h" 34464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "llvm/ADT/DenseMap.h" 3568d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff#include "llvm/ADT/FoldingSet.h" 364f32786ac45210143654390177105eb749b614e9Ted Kremenek#include "llvm/ADT/IntrusiveRefCntPtr.h" 37432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian#include "llvm/ADT/SmallPtrSet.h" 38c1b0f7fa9b755ab59129ae85187d0d4f91379995Argyrios Kyrtzidis#include "llvm/ADT/TinyPtrVector.h" 396c2b6eb8d836da19007f7540709e16d5e39a1cbaChris Lattner#include "llvm/Support/Allocator.h" 40651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines#include <memory> 415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 43b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattnernamespace llvm { 44b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner struct fltSemantics; 45b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner} 46b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner 475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 48a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner class FileManager; 496b96742ceedebb5eb8f1299ab67cb3ecd6d92aafReid Kleckner class AtomicExpr; 50e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class ASTRecordLayout; 515e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall class BlockExpr; 52bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck class CharUnits; 53d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie class DiagnosticsEngine; 54e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Expr; 557b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis class ASTMutationListener; 56c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner class IdentifierTable; 57211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith class MaterializeTemporaryExpr; 58e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SelectorTable; 59d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor class TargetInfo; 60071cc7deffad608165b1ddd5263e8bf181861520Charles Davis class CXXABI; 61942f9fe11d3a9583eef6bc4ca2549b1f0d1694daReid Kleckner class MangleNumberingContext; 62e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar // Decls 6314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne class MangleContext; 640d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarDecl; 65c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar class ObjCPropertyDecl; 660076ea62c2da91121bca6d402da67f0b611fc8bbDmitri Gribenko class UnresolvedSetIterator; 670d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class UsingDecl; 68ed97649e9574b9d854fa4d6109c9333ae0993554John McCall class UsingShadowDecl; 69651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines class VTableContextBase; 701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 711b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner namespace Builtin { class Context; } 721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 731abee64ad71519ea9d91f1fe76441b9cdb75b6c0Dmitri Gribenko namespace comments { 741abee64ad71519ea9d91f1fe76441b9cdb75b6c0Dmitri Gribenko class FullComment; 751abee64ad71519ea9d91f1fe76441b9cdb75b6c0Dmitri Gribenko } 761abee64ad71519ea9d91f1fe76441b9cdb75b6c0Dmitri Gribenko 77ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// \brief Holds long-lived AST nodes (such as types and decls) that can be 78ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// referred to throughout the semantic analysis of a file. 79c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmithclass ASTContext : public RefCountedBase<ASTContext> { 80ef99001908e799c388f1363b1e607dad5f5b57d3John McCall ASTContext &this_() { return *this; } 81ef99001908e799c388f1363b1e607dad5f5b57d3John McCall 82f512acee01617c9da8079ed88ded3bb9f2418349Benjamin Kramer mutable SmallVector<Type *, 0> Types; 834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ExtQuals> ExtQualNodes; 844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ComplexType> ComplexTypes; 854ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<PointerType> PointerTypes; 86651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines mutable llvm::FoldingSet<AdjustedType> AdjustedTypes; 874ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<BlockPointerType> BlockPointerTypes; 884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<LValueReferenceType> LValueReferenceTypes; 894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<RValueReferenceType> RValueReferenceTypes; 904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<MemberPointerType> MemberPointerTypes; 914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ConstantArrayType> ConstantArrayTypes; 924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<IncompleteArrayType> IncompleteArrayTypes; 934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable std::vector<VariableArrayType*> VariableArrayTypes; 944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentSizedArrayType> DependentSizedArrayTypes; 954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentSizedExtVectorType> 964ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad DependentSizedExtVectorTypes; 974ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<VectorType> VectorTypes; 984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<FunctionNoProtoType> FunctionNoProtoTypes; 998026f6d82f7fa544bc0453714fe94bca62a1196eSebastian Redl mutable llvm::ContextualFoldingSet<FunctionProtoType, ASTContext&> 1008026f6d82f7fa544bc0453714fe94bca62a1196eSebastian Redl FunctionProtoTypes; 1014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentTypeOfExprType> DependentTypeOfExprTypes; 1024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentDecltypeType> DependentDecltypeTypes; 1034ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<TemplateTypeParmType> TemplateTypeParmTypes; 1044ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<SubstTemplateTypeParmType> 1054ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SubstTemplateTypeParmTypes; 106c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor mutable llvm::FoldingSet<SubstTemplateTypeParmPackType> 107c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor SubstTemplateTypeParmPackTypes; 1084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::ContextualFoldingSet<TemplateSpecializationType, ASTContext&> 109ef99001908e799c388f1363b1e607dad5f5b57d3John McCall TemplateSpecializationTypes; 1104ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ParenType> ParenTypes; 1114ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ElaboratedType> ElaboratedTypes; 1124ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentNameType> DependentNameTypes; 1134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::ContextualFoldingSet<DependentTemplateSpecializationType, 1144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ASTContext&> 11533500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypes; 1167536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor llvm::FoldingSet<PackExpansionType> PackExpansionTypes; 1174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ObjCObjectTypeImpl> ObjCObjectTypes; 1184ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ObjCObjectPointerType> ObjCObjectPointerTypes; 119483b9f3bc05c5409e2c6643f1c9d91e21c8ff9d2Richard Smith mutable llvm::FoldingSet<AutoType> AutoTypes; 120b001de7458d17c17e6d8b8034c7cfcefd3b70c00Eli Friedman mutable llvm::FoldingSet<AtomicType> AtomicTypes; 1219d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall llvm::FoldingSet<AttributedType> AttributedTypes; 1221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1234ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 1244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 125146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall mutable llvm::FoldingSet<SubstTemplateTemplateParmStorage> 126146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall SubstTemplateTemplateParms; 127146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall mutable llvm::ContextualFoldingSet<SubstTemplateTemplateParmPackStorage, 128146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall ASTContext&> 1291aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor SubstTemplateTemplateParmPacks; 1301aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor 131ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 132ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 133ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 1344ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 1354ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable NestedNameSpecifier *GlobalNestedNameSpecifier; 136ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 137ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 138ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief A cache mapping from RecordDecls to ASTRecordLayouts. 139ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 140ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This is lazily created. This is intentionally not serialized. 1414ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> 1424ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ASTRecordLayouts; 1434ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> 1444ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ObjCLayouts; 145f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 146ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief A cache from types to size and alignment information. 147bc5419a2edc4030d1a623576fe339fbd3eed17a6Daniel Dunbar typedef llvm::DenseMap<const Type*, 148bc5419a2edc4030d1a623576fe339fbd3eed17a6Daniel Dunbar std::pair<uint64_t, unsigned> > TypeInfoMap; 149bc5419a2edc4030d1a623576fe339fbd3eed17a6Daniel Dunbar mutable TypeInfoMap MemoizedTypeInfo; 150bc5419a2edc4030d1a623576fe339fbd3eed17a6Daniel Dunbar 151ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief A cache mapping from CXXRecordDecls to key functions. 152cd03f862d82cac28c9517e2036716f8d49112c8bRichard Smith llvm::DenseMap<const CXXRecordDecl*, LazyDeclPtr> KeyFunctions; 153f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1548a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1558a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 156b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis 157b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis /// \brief Mapping from ObjCMethod to its duplicate declaration in the same 158b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis /// interface. 159b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis llvm::DenseMap<const ObjCMethodDecl*,const ObjCMethodDecl*> ObjCMethodRedecls; 1608a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1611ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Mapping from __block VarDecls to their copy initialization expr. 162830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian llvm::DenseMap<const VarDecl*, Expr*> BlockVarCopyInits; 1631ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 164af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet /// \brief Mapping from class scope functions specialization to their 165ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// template patterns. 166af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet llvm::DenseMap<const FunctionDecl*, FunctionDecl*> 1670d95f0d7b81110f77e99e833f766d19be7b7e072Francois Pichet ClassScopeSpecializationPattern; 168af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet 169211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith /// \brief Mapping from materialized temporaries with static storage duration 170211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith /// that appear in constant initializers to their evaluated values. 171211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith llvm::DenseMap<const MaterializeTemporaryExpr*, APValue> 172211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith MaterializedTemporaryValues; 173211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith 1743e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// \brief Representation of a "canonical" template template parameter that 1753e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// is used in canonical template names. 1763e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class CanonicalTemplateTemplateParm : public llvm::FoldingSetNode { 1773e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm; 1783e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1793e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor public: 1803e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor CanonicalTemplateTemplateParm(TemplateTemplateParmDecl *Parm) 1813e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor : Parm(Parm) { } 1823e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1833e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *getParam() const { return Parm; } 1843e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1853e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor void Profile(llvm::FoldingSetNodeID &ID) { Profile(ID, Parm); } 1863e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1873e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor static void Profile(llvm::FoldingSetNodeID &ID, 1883e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm); 1893e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor }; 1904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<CanonicalTemplateTemplateParm> 1914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanonTemplateTemplateParms; 1923e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateTemplateParmDecl * 1944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getCanonicalTemplateTemplateParmDecl(TemplateTemplateParmDecl *TTP) const; 195006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 196772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor /// \brief The typedef for the __int128_t type. 197772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor mutable TypedefDecl *Int128Decl; 198006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 199772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor /// \brief The typedef for the __uint128_t type. 200772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor mutable TypedefDecl *UInt128Decl; 201cac18add73d095eaab600aefe27ea7174aec4922Nico Weber 202cac18add73d095eaab600aefe27ea7174aec4922Nico Weber /// \brief The typedef for the __float128 stub type. 203cac18add73d095eaab600aefe27ea7174aec4922Nico Weber mutable TypeDecl *Float128StubDecl; 204772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor 205c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge /// \brief The typedef for the target specific predefined 206c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge /// __builtin_va_list type. 207c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge mutable TypedefDecl *BuiltinVaListDecl; 208d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 209ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The typedef for the predefined \c id type. 2104dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor mutable TypedefDecl *ObjCIdDecl; 2114dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor 212ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The typedef for the predefined \c SEL type. 2137a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor mutable TypedefDecl *ObjCSelDecl; 2141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 215ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The typedef for the predefined \c Class type. 21679d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor mutable TypedefDecl *ObjCClassDecl; 217a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor 218ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The typedef for the predefined \c Protocol class in Objective-C. 219a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor mutable ObjCInterfaceDecl *ObjCProtocolClassDecl; 220961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian 221961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian /// \brief The typedef for the predefined 'BOOL' type. 222961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian mutable TypedefDecl *BOOLDecl; 223a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor 22401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor // Typedefs which may be provided defining the structure of Objective-C 22501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor // pseudo-builtins 22601a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType ObjCIdRedefinitionType; 22701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType ObjCClassRedefinitionType; 22801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType ObjCSelRedefinitionType; 22901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 230a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 2314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *CFConstantStringTypeDecl; 232f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian 233f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian mutable QualType ObjCSuperType; 234f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian 235f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian QualType ObjCNSStringType; 2367a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 237e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// \brief The typedef declaration for the Objective-C "instancetype" type. 238e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor TypedefDecl *ObjCInstanceTypeDecl; 239e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor 240c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 241c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 2421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2438fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 244782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 2451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2468fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 247782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 2481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 249e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola /// \brief The type for the C ucontext_t type. 250e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola TypeDecl *ucontext_tDecl; 251e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola 252adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 2535c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// 2545c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// Since this is only used for generation of debug info, it is not 2555c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// serialized. 2564ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *BlockDescriptorType; 257adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 258083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 2595c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// 2605c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// Since this is only used for generation of debug info, it is not 2615c0d3d66bf06213009802876a14e6298efc1e0b0Douglas Gregor /// serialized. 2624ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *BlockDescriptorExtendedType; 263083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 26414b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne /// \brief Declaration for the CUDA cudaConfigureCall function. 26514b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne FunctionDecl *cudaConfigureCallDecl; 26614b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne 267bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo NullTypeSourceInfo; 268bf1a028246d884a540aeafa38e89be59a269b072John McCall 2691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 27068584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 27168584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 27268584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 2736320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor llvm::DenseMap<const Decl*, AttrVec*> DeclAttrs; 2742455636163fdd18581d7fdae816433f886d88213Mike Stump 2754ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith /// \brief A mapping from non-redeclarable declarations in modules that were 2764ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith /// merged with other declarations to the canonical declaration that they were 2774ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith /// merged into. 2784ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith llvm::DenseMap<Decl*, Decl*> MergedDecls; 2794ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith 280ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufopublic: 281ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// \brief A type synonym for the TemplateOrInstantiation mapping. 282ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo typedef llvm::PointerUnion<VarTemplateDecl *, MemberSpecializationInfo *> 283ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo TemplateOrSpecializationInfo; 284ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo 285ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufoprivate: 286ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo 287ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// \brief A mapping to contain the template or declaration that 288ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// a variable declaration describes or was instantiated from, 289ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// respectively. 2907caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 291ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// For non-templates, this value will be NULL. For variable 292ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// declarations that describe a variable template, this will be a 293ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// pointer to a VarTemplateDecl. For static data members 294ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// of class template specializations, this will be the 295ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// MemberSpecializationInfo referring to the member variable that was 296ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// instantiated or specialized. Thus, the mapping will keep track of 297ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// the static data member templates from which static data members of 298ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo /// class template specializations were instantiated. 2997caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 3007caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 3017caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 3027caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 3037caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 3047caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 3057caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 3067caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 3077caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 3087caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 3097caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 3107caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 3117caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 3127caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 3137caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 3141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 3157caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 316251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template X) and will be marked TSK_ImplicitInstantiation. 317ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo llvm::DenseMap<const VarDecl *, TemplateOrSpecializationInfo> 318ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo TemplateOrInstantiation; 3191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 320ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Keeps track of the declaration from which a UsingDecl was 321ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// created during instantiation. 322ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 323ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The source declaration is always a UsingDecl, an UnresolvedUsingValueDecl, 324ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// or an UnresolvedUsingTypenameDecl. 3250d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 3260d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 3270d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 3280d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 3290d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 3300d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 3310d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 3320d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 3330d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 3340d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 3350d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 3360d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 3370d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 3380d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 3390d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 3400d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 3410d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 3420d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 343ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingDecl *, NamedDecl *> InstantiatedFromUsingDecl; 344ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 345ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingShadowDecl*, UsingShadowDecl*> 346ed97649e9574b9d854fa4d6109c9333ae0993554John McCall InstantiatedFromUsingShadowDecl; 3471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 348d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 3491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3507d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Mapping that stores the methods overridden by a given C++ 3517d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// member function. 3527d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// 3537d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Since most C++ member functions aren't virtual and therefore 3547d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// don't override anything, we store the overridden functions in 3557d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// this map on the side rather than within the CXXMethodDecl structure. 356c1b0f7fa9b755ab59129ae85187d0d4f91379995Argyrios Kyrtzidis typedef llvm::TinyPtrVector<const CXXMethodDecl*> CXXMethodVector; 3577d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor llvm::DenseMap<const CXXMethodDecl *, CXXMethodVector> OverriddenMethods; 3587d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 35907369dde9d72213bf8a48288cd8b29999af9a40cEli Friedman /// \brief Mapping from each declaration context to its corresponding 36007369dde9d72213bf8a48288cd8b29999af9a40cEli Friedman /// mangling numbering context (used for constructs like lambdas which 36107369dde9d72213bf8a48288cd8b29999af9a40cEli Friedman /// need to be consistently numbered for the mangler). 362942f9fe11d3a9583eef6bc4ca2549b1f0d1694daReid Kleckner llvm::DenseMap<const DeclContext *, MangleNumberingContext *> 36307369dde9d72213bf8a48288cd8b29999af9a40cEli Friedman MangleNumberingContexts; 36466cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie 3655e867c8a07d82da0d3b0a43402ee4f1c6ba416e9Eli Friedman /// \brief Side-table of mangling numbers for declarations which rarely 3665e867c8a07d82da0d3b0a43402ee4f1c6ba416e9Eli Friedman /// need them (like static local vars). 3675e867c8a07d82da0d3b0a43402ee4f1c6ba416e9Eli Friedman llvm::DenseMap<const NamedDecl *, unsigned> MangleNumbers; 368651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines llvm::DenseMap<const VarDecl *, unsigned> StaticLocalNumbers; 36966cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie 370ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Mapping that stores parameterIndex values for ParmVarDecls when 371ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// that value exceeds the bitfield size of ParmVarDeclBits.ParameterIndex. 372d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek typedef llvm::DenseMap<const VarDecl *, unsigned> ParameterIndexTable; 373d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek ParameterIndexTable ParamIndices; 374d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek 375e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor ImportDecl *FirstLocalImport; 376e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor ImportDecl *LastLocalImport; 377e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 378ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 379ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 380ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The associated SourceManager object.a 381b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 3821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 383ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief The language options used to create the AST associated with 384e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 3853e3cd93b2fd9644e970c389e715c13883faf68b6Douglas Gregor LangOptions &LangOpts; 386e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 38763fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// \brief The allocator used to create AST objects. 38863fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// 38963fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects are never destructed; rather, all memory associated with the 39063fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects will be released when the ASTContext itself is destroyed. 3914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::BumpPtrAllocator BumpAlloc; 3921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 393fe6b2d481d91140923f4541f273b253291884214Douglas Gregor /// \brief Allocator for partial diagnostics. 394d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer PartialDiagnostic::StorageAllocator DiagAllocator; 395071cc7deffad608165b1ddd5263e8bf181861520Charles Davis 396071cc7deffad608165b1ddd5263e8bf181861520Charles Davis /// \brief The current C++ ABI. 397651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines std::unique_ptr<CXXABI> ABI; 398071cc7deffad608165b1ddd5263e8bf181861520Charles Davis CXXABI *createCXXABI(const TargetInfo &T); 39936d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 400207f4d8543529221932af82836016a2ef066c917Peter Collingbourne /// \brief The logical -> physical address space map. 401bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor const LangAS::Map *AddrSpaceMap; 402207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 4031eef85246b411b55c493098266746d0d83c241eaDavid Tweed /// \brief Address space map mangling must be used with language specific 4041eef85246b411b55c493098266746d0d83c241eaDavid Tweed /// address spaces (e.g. OpenCL/CUDA) 4051eef85246b411b55c493098266746d0d83c241eaDavid Tweed bool AddrSpaceMapMangling; 4061eef85246b411b55c493098266746d0d83c241eaDavid Tweed 40736d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis friend class ASTDeclReader; 40801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor friend class ASTReader; 40901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor friend class ASTWriter; 4104d8d22bfaed6e5d7da6b5556415b18c43b44e36cDouglas Gregor friend class CXXRecordDecl; 4114d8d22bfaed6e5d7da6b5556415b18c43b44e36cDouglas Gregor 412bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor const TargetInfo *Target; 4138987b2385d9ba63ada66e1344ace79b04d5cb5c3Douglas Gregor clang::PrintingPolicy PrintingPolicy; 41430c42404202d2e2512e51efc6066bd614cfdb5a4Douglas Gregor 4151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 41671993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 41729238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 4181b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 4194ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable DeclarationNameTable DeclarationNames; 420651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines IntrusiveRefCntPtr<ExternalASTSource> ExternalSource; 4217b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *Listener; 4222e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 423ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// \brief Contains parents of a node. 4246bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines typedef llvm::SmallVector<ast_type_traits::DynTypedNode, 2> ParentVector; 425ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 426ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// \brief Maps from a node to its parents. 4276bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines typedef llvm::DenseMap<const void *, 4286bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines llvm::PointerUnion<ast_type_traits::DynTypedNode *, 4296bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines ParentVector *>> ParentMap; 430ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 431ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// \brief Returns the parents of the given node. 432ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 433ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Note that this will lazily compute the parents of all nodes 434ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// and store them for later retrieval. Thus, the first call is O(n) 435ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// in the number of AST nodes. 436ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 437ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Caveats and FIXMEs: 438ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Calculating the parent map over all AST nodes will need to load the 439ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// full AST. This can be undesirable in the case where the full AST is 440ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// expensive to create (for example, when using precompiled header 441ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// preambles). Thus, there are good opportunities for optimization here. 442ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// One idea is to walk the given node downwards, looking for references 443ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// to declaration contexts - once a declaration context is found, compute 444ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// the parent map for the declaration context; if that can satisfy the 445ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// request, loading the whole AST can be avoided. Note that this is made 446ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// more complex by statements in templates having multiple parents - those 447ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// problems can be solved by building closure over the templated parts of 448ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// the AST, which also avoids touching large parts of the AST. 449ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// Additionally, we will want to add an interface to already give a hint 450ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// where to search for the parents, for example when looking at a statement 451ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// inside a certain function. 452ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 453ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// 'NodeT' can be one of Decl, Stmt, Type, TypeLoc, 454ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek /// NestedNameSpecifier or NestedNameSpecifierLoc. 455ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek template <typename NodeT> 456ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek ParentVector getParents(const NodeT &Node) { 457ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek return getParents(ast_type_traits::DynTypedNode::create(Node)); 458ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek } 459ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 460cff15128c6c089bd6fae841b80680e6f5afbf0bfReid Kleckner ParentVector getParents(const ast_type_traits::DynTypedNode &Node); 461ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 462023bd7d6ff3bf9ad6c9fa2e404924195e4f31584Benjamin Kramer const clang::PrintingPolicy &getPrintingPolicy() const { 463023bd7d6ff3bf9ad6c9fa2e404924195e4f31584Benjamin Kramer return PrintingPolicy; 464023bd7d6ff3bf9ad6c9fa2e404924195e4f31584Benjamin Kramer } 4658987b2385d9ba63ada66e1344ace79b04d5cb5c3Douglas Gregor 466023bd7d6ff3bf9ad6c9fa2e404924195e4f31584Benjamin Kramer void setPrintingPolicy(const clang::PrintingPolicy &Policy) { 4678987b2385d9ba63ada66e1344ace79b04d5cb5c3Douglas Gregor PrintingPolicy = Policy; 4688987b2385d9ba63ada66e1344ace79b04d5cb5c3Douglas Gregor } 46930c42404202d2e2512e51efc6066bd614cfdb5a4Douglas Gregor 4707a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 471a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 472a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko 473a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko llvm::BumpPtrAllocator &getAllocator() const { 474a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko return BumpAlloc; 475a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko } 476a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko 477605c59a1d1a11112c643031770c616e2e441c349Eli Friedman void *Allocate(size_t Size, unsigned Align = 8) const { 47863fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor return BumpAlloc.Allocate(Size, Align); 479c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 4804ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void Deallocate(void *Ptr) const { } 481fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 48261e0b94838127601718c64b80940868d4b995e1fTed Kremenek /// Return the total amount of physical memory allocated for representing 48361e0b94838127601718c64b80940868d4b995e1fTed Kremenek /// AST nodes and type information. 484ba29bd25515fbd99e98ba0fedb9d93617b27609eTed Kremenek size_t getASTAllocatedMemory() const { 48561e0b94838127601718c64b80940868d4b995e1fTed Kremenek return BumpAlloc.getTotalMemory(); 48661e0b94838127601718c64b80940868d4b995e1fTed Kremenek } 487ba29bd25515fbd99e98ba0fedb9d93617b27609eTed Kremenek /// Return the total memory used for various side tables. 488ba29bd25515fbd99e98ba0fedb9d93617b27609eTed Kremenek size_t getSideTableAllocatedMemory() const; 48961e0b94838127601718c64b80940868d4b995e1fTed Kremenek 490d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer PartialDiagnostic::StorageAllocator &getDiagAllocator() { 491d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer return DiagAllocator; 492fe6b2d481d91140923f4541f273b253291884214Douglas Gregor } 493fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 494bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor const TargetInfo &getTargetInfo() const { return *Target; } 495bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor 4967b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy /// getIntTypeForBitwidth - 4977b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy /// sets integer QualTy according to specified details: 4987b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy /// bitwidth, signed/unsigned. 4997b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy /// Returns empty type if there is no appropriate target types. 5007b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy QualType getIntTypeForBitwidth(unsigned DestWidth, 5017b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy unsigned Signed) const; 5027b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy /// getRealTypeForBitwidth - 5037b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy /// sets floating point QualTy according to specified bitwidth. 5047b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy /// Returns empty type if there is no appropriate target types. 5057b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy QualType getRealTypeForBitwidth(unsigned DestWidth) const; 5067b7bef1ec355fb46643349d77c266b913f36b656Stepan Dyatkovskiy 507538bbe597b935a74d95c668ad209536753f13481Fariborz Jahanian bool AtomicUsesUnsupportedLibcall(const AtomicExpr *E) const; 508538bbe597b935a74d95c668ad209536753f13481Fariborz Jahanian 5094e4d08403ca5cfd4d558fa2936215d3a4e5a528dDavid Blaikie const LangOptions& getLangOpts() const { return LangOpts; } 5101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 511d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &getDiagnostics() const; 51278a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis 5131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 5149c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 5159c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 516ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 517aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko /// \brief All comments in this translation unit. 518aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko RawCommentList Comments; 519aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 520aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko /// \brief True if comments are already loaded from ExternalASTSource. 521aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko mutable bool CommentsLoaded; 522aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 523f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko class RawCommentAndCacheFlags { 524f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko public: 525f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko enum Kind { 526f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// We searched for a comment attached to the particular declaration, but 527f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// didn't find any. 528f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// 529f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// getRaw() == 0. 530f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko NoCommentInDecl = 0, 531f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 532f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// We have found a comment attached to this particular declaration. 533f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// 534f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// getRaw() != 0. 535f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko FromDecl, 536f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 537f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// This declaration does not have an attached comment, and we have 538f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// searched the redeclaration chain. 539f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// 540f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// If getRaw() == 0, the whole redeclaration chain does not have any 541f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// comments. 542f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// 543f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// If getRaw() != 0, it is a comment propagated from other 544f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// redeclaration. 545f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko FromRedecl 546f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko }; 547f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 548f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko Kind getKind() const LLVM_READONLY { 549f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko return Data.getInt(); 550f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko } 551f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 552f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko void setKind(Kind K) { 553f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko Data.setInt(K); 554f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko } 555f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 556f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko const RawComment *getRaw() const LLVM_READONLY { 557f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko return Data.getPointer(); 558f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko } 559f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 560f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko void setRaw(const RawComment *RC) { 561f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko Data.setPointer(RC); 562f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko } 563f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko 5641599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko const Decl *getOriginalDecl() const LLVM_READONLY { 5651599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko return OriginalDecl; 5661599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko } 5671599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko 5681599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko void setOriginalDecl(const Decl *Orig) { 5691599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko OriginalDecl = Orig; 5701599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko } 5711599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko 572f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko private: 573f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko llvm::PointerIntPair<const RawComment *, 2, Kind> Data; 5741599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko const Decl *OriginalDecl; 575f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko }; 5768d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko 577f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// \brief Mapping from declarations to comments attached to any 578f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko /// redeclaration. 5798d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// 5808d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// Raw comments are owned by Comments list. This mapping is populated 5818d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// lazily. 582f50555eedef33fd5a67d369aa0ae8a6f1d201543Dmitri Gribenko mutable llvm::DenseMap<const Decl *, RawCommentAndCacheFlags> RedeclComments; 583aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 584c41ace950dcf2254c9aa48e73647b89c35109f80Dmitri Gribenko /// \brief Mapping from declarations to parsed comments attached to any 585c41ace950dcf2254c9aa48e73647b89c35109f80Dmitri Gribenko /// redeclaration. 586c41ace950dcf2254c9aa48e73647b89c35109f80Dmitri Gribenko mutable llvm::DenseMap<const Decl *, comments::FullComment *> ParsedComments; 587c41ace950dcf2254c9aa48e73647b89c35109f80Dmitri Gribenko 5887e0f1ee35fe98d6751b9e736410f8254795b5f68Dmitri Gribenko /// \brief Return the documentation comment attached to a given declaration, 589aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko /// without looking into cache. 590a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko RawComment *getRawCommentForDeclNoCache(const Decl *D) const; 591aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 592aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenkopublic: 593a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko RawCommentList &getRawCommentList() { 594a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko return Comments; 595a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko } 596a5ef44ff5d93a3be6ca67782828157a71894cf0cDmitri Gribenko 597aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko void addComment(const RawComment &RC) { 598127ff2ea6440c3da4b47f9c8b3b190254a97e7b5Ted Kremenek assert(LangOpts.RetainCommentsFromSystemHeaders || 599127ff2ea6440c3da4b47f9c8b3b190254a97e7b5Ted Kremenek !SourceMgr.isInSystemHeader(RC.getSourceRange().getBegin())); 600811c820257746b1799b790b6adc7804f44154011Dmitri Gribenko Comments.addComment(RC, BumpAlloc); 601aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko } 602aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 6037e0f1ee35fe98d6751b9e736410f8254795b5f68Dmitri Gribenko /// \brief Return the documentation comment attached to a given declaration. 604aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko /// Returns NULL if no comment is attached. 6051599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko /// 6061599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko /// \param OriginalDecl if not NULL, is set to declaration AST node that had 6071599eac40a3b28de0824013dc2fb90551dfa01b0Dmitri Gribenko /// the comment, if the comment we found comes from a redeclaration. 6086bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines const RawComment * 6096bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines getRawCommentForAnyRedecl(const Decl *D, 6106bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines const Decl **OriginalDecl = nullptr) const; 6118d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko 6128d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// Return parsed documentation comment attached to a given declaration. 6138d3ba23f2d9e6c87794d059412a0808c9cbacb25Dmitri Gribenko /// Returns NULL if no comment is attached. 6141952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko /// 6151952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko /// \param PP the Preprocessor used with this TU. Could be NULL if 6161952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko /// preprocessor is not available. 6171952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko comments::FullComment *getCommentForDecl(const Decl *D, 6181952354bd376062c3ab3d328c0fc6c36530c9309Dmitri Gribenko const Preprocessor *PP) const; 6190a74a4ccc4ecfe1a2792ab72c83815323d8fc914Richard Smith 6200a74a4ccc4ecfe1a2792ab72c83815323d8fc914Richard Smith /// Return parsed documentation comment attached to a given declaration. 6210a74a4ccc4ecfe1a2792ab72c83815323d8fc914Richard Smith /// Returns NULL if no comment is attached. Does not look at any 6220a74a4ccc4ecfe1a2792ab72c83815323d8fc914Richard Smith /// redeclarations of the declaration. 6230a74a4ccc4ecfe1a2792ab72c83815323d8fc914Richard Smith comments::FullComment *getLocalCommentForDeclUncached(const Decl *D) const; 6240a74a4ccc4ecfe1a2792ab72c83815323d8fc914Richard Smith 625749ace614b6ea1ae11d194a60b18e1e43e1db243Fariborz Jahanian comments::FullComment *cloneFullComment(comments::FullComment *FC, 626749ace614b6ea1ae11d194a60b18e1e43e1db243Fariborz Jahanian const Decl *D) const; 627aa0cd85838f2a024e589ea4e8c2094130065af21Dmitri Gribenko 628e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenkoprivate: 629e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko mutable comments::CommandTraits CommentCommandTraits; 630e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko 631651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// \brief Iterator that visits import declarations. 632651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines class import_iterator { 633651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ImportDecl *Import; 634651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 635651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines public: 636651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines typedef ImportDecl *value_type; 637651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines typedef ImportDecl *reference; 638651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines typedef ImportDecl *pointer; 639651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines typedef int difference_type; 640651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines typedef std::forward_iterator_tag iterator_category; 641651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 642651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines import_iterator() : Import() {} 643651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines explicit import_iterator(ImportDecl *Import) : Import(Import) {} 644651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 645651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines reference operator*() const { return Import; } 646651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines pointer operator->() const { return Import; } 647651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 648651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines import_iterator &operator++() { 649651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines Import = ASTContext::getNextLocalImport(Import); 650651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return *this; 651651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 652651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 653651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines import_iterator operator++(int) { 654651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines import_iterator Other(*this); 655651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ++(*this); 656651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return Other; 657651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 658651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 659651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines friend bool operator==(import_iterator X, import_iterator Y) { 660651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return X.Import == Y.Import; 661651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 662651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 663651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines friend bool operator!=(import_iterator X, import_iterator Y) { 664651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return X.Import != Y.Import; 665651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 666651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines }; 667651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 668e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenkopublic: 669e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko comments::CommandTraits &getCommentCommandTraits() const { 670e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko return CommentCommandTraits; 671e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko } 672e4330a302ac20b41b9800267ebd4b5b01f8553f8Dmitri Gribenko 67368584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 6746320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor AttrVec& getDeclAttrs(const Decl *D); 6751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 67668584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 6776320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor void eraseDeclAttrs(const Decl *D); 6782455636163fdd18581d7fdae816433f886d88213Mike Stump 6797caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 6801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 6817caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 682ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo // FIXME: Remove ? 683663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor MemberSpecializationInfo *getInstantiatedFromStaticDataMember( 684663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor const VarDecl *Var); 6851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 686ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo TemplateOrSpecializationInfo 687ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo getTemplateOrSpecializationInfo(const VarDecl *Var); 688ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo 689af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet FunctionDecl *getClassScopeSpecializationPattern(const FunctionDecl *FD); 690af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet 691af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet void setClassScopeSpecializationPattern(FunctionDecl *FD, 692af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet FunctionDecl *Pattern); 693af0f4d0b2e38c810effc8b024ad2fb6604eec5d3Francois Pichet 6947caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 6957caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 696251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl, 6979421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis TemplateSpecializationKind TSK, 6989421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis SourceLocation PointOfInstantiation = SourceLocation()); 6991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 700ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo void setTemplateOrSpecializationInfo(VarDecl *Inst, 701ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo TemplateOrSpecializationInfo TSI); 702ef4579cda09b73e3d4d98af48201da25adc29326Larisse Voufo 703ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief If the given using decl \p Inst is an instantiation of a 704ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// (possibly unresolved) using decl from a template instantiation, 705d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 706ed97649e9574b9d854fa4d6109c9333ae0993554John McCall NamedDecl *getInstantiatedFromUsingDecl(UsingDecl *Inst); 707d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 708ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Remember that the using decl \p Inst is an instantiation 709ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// of the using decl \p Pattern of a class template. 710ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingDecl(UsingDecl *Inst, NamedDecl *Pattern); 7111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 712ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst, 713ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *Pattern); 714ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *getInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst); 7151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 716d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 7171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 718d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 71914d56ef43ff4921c6749f7340212fbb743fdbb9bFariborz Jahanian 7207d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor // Access to the set of methods overridden by the given C++ method. 721faa7fac3f8627f53f2c5aa06f0ad8832098872f5Argyrios Kyrtzidis typedef CXXMethodVector::const_iterator overridden_cxx_method_iterator; 7227d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 7237d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_begin(const CXXMethodDecl *Method) const; 7247d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 7257d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 7267d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_end(const CXXMethodDecl *Method) const; 7277d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 728c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis unsigned overridden_methods_size(const CXXMethodDecl *Method) const; 729c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis 7307d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Note that the given C++ \p Method overrides the given \p 7317d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Overridden method. 7327d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor void addOverriddenMethod(const CXXMethodDecl *Method, 7337d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor const CXXMethodDecl *Overridden); 73421c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis 73521c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// \brief Return C++ or ObjC overridden methods for the given \p Method. 73621c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// 73721c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// An ObjC method is considered to override any method in the class's 73821c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// base classes, its protocols, or its categories' protocols, that has 73921c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// the same selector and is of the same kind (class or instance). 74021c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// A method in an implementation is not considered as overriding the same 74121c3607282550779c9ae5fe784928597807fd110Argyrios Kyrtzidis /// method in the interface or its categories. 7421e905da74dbfd353d77dfc548fc9d6ff420d515aDmitri Gribenko void getOverriddenMethods( 7431e905da74dbfd353d77dfc548fc9d6ff420d515aDmitri Gribenko const NamedDecl *Method, 7441e905da74dbfd353d77dfc548fc9d6ff420d515aDmitri Gribenko SmallVectorImpl<const NamedDecl *> &Overridden) const; 74577670f17ae3a5c3188149c19a7e386c01d0aa7c0Argyrios Kyrtzidis 746e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor /// \brief Notify the AST context that a new import declaration has been 747e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor /// parsed or implicitly created within this translation unit. 748e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor void addedLocalImportDecl(ImportDecl *Import); 749e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 750e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor static ImportDecl *getNextLocalImport(ImportDecl *Import) { 751e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor return Import->NextLocalImport; 752e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor } 753e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor 754651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines typedef llvm::iterator_range<import_iterator> import_range; 755651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines import_range local_imports() const { 756651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return import_range(import_iterator(FirstLocalImport), import_iterator()); 757e664977aca2a05a77abab5a06dc0fb69e870cfb9Douglas Gregor } 7584ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith 7594ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith Decl *getPrimaryMergedDecl(Decl *D) { 7604ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith Decl *Result = MergedDecls.lookup(D); 7614ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith return Result ? Result : D; 7624ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith } 7634ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith void setPrimaryMergedDecl(Decl *D, Decl *Primary) { 7644ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith MergedDecls[D] = Primary; 7654ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith } 7664ed0122c1b795379cc4e11dfd62312358dcbf506Richard Smith 767ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 768ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 7691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 771e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidTy; 772e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType BoolTy; 773e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType CharTy; 77415f92bad58c8650b1306729744b1a1230197497aHans Wennborg CanQualType WCharTy; // [C++ 3.9.1p5]. 77515f92bad58c8650b1306729744b1a1230197497aHans Wennborg CanQualType WideCharTy; // Same as WCharTy in C++, integer type in C99. 776392da48160bd92ceb486792780467cbfdb2d0e8cJames Molloy CanQualType WIntTy; // [C99 7.24.1], integer type unchanged by default promotions. 777e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 778e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 779e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 780e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 781e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedLongLongTy, UnsignedInt128Ty; 782e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatTy, DoubleTy, LongDoubleTy; 783aa4a99b4a62615db243f7a5c433169f2fc704420Anton Korobeynikov CanQualType HalfTy; // [OpenCL 6.1.1.1], ARM NEON 784e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 785e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidPtrTy, NullPtrTy; 786864c041e118155c2b1ce0ba36942a3da5a4a055eJohn McCall CanQualType DependentTy, OverloadTy, BoundMemberTy, UnknownAnyTy; 787a6c66cedc022c9e5d45a937d6b8cff491a6bf81bEli Friedman CanQualType BuiltinFnTy; 7883c3b7f90a863af43fa63043d396553ecf205351cJohn McCall CanQualType PseudoObjectTy, ARCUnbridgedCastTy; 78913dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian CanQualType ObjCBuiltinIdTy, ObjCBuiltinClassTy, ObjCBuiltinSelTy; 790ebcb57a8d298862c65043e88b2429591ab3c58d3Ted Kremenek CanQualType ObjCBuiltinBoolTy; 791b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei CanQualType OCLImage1dTy, OCLImage1dArrayTy, OCLImage1dBufferTy; 792b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei CanQualType OCLImage2dTy, OCLImage2dArrayTy; 793b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei CanQualType OCLImage3dTy; 79421f18c4fda167dc5f72feddbd6a7ac1b63200a0dGuy Benyei CanQualType OCLSamplerTy, OCLEventTy; 7958e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 796ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith // Types for deductions in C++0x [stmt.ranged]'s desugaring. Built on demand. 797ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith mutable QualType AutoDeductTy; // Deduction against 'auto'. 798ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith mutable QualType AutoRRefDeductTy; // Deduction against 'auto &&'. 799ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith 800fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge // Type used to help define __builtin_va_list for some targets. 801fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge // The type is built when constructing 'BuiltinVaListDecl'. 802fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge mutable QualType VaListTagTy; 803fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge 8046bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines ASTContext(LangOptions &LOpts, SourceManager &SM, IdentifierTable &idents, 8056bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines SelectorTable &sels, Builtin::Context &builtins); 806fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 8075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 8086ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 8092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 8102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 8112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 8122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 8132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 814651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines void setExternalSource(IntrusiveRefCntPtr<ExternalASTSource> Source); 8152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 8162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 8172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 818651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ExternalASTSource *getExternalSource() const { 819ef8225444452a1486bd721f3285301fe84643b00Stephen Hines return ExternalSource.get(); 820651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 8212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 8227b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Attach an AST mutation listener to the AST context. 8237b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// 8247b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// The AST mutation listener provides the ability to track modifications to 8257b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// the abstract syntax tree entities committed after they were initially 8267b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// created. 8277b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis void setASTMutationListener(ASTMutationListener *Listener) { 8287b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis this->Listener = Listener; 8297b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis } 8307b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 8317b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Retrieve a pointer to the AST mutation listener associated 8327b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// with this AST context, if any. 8337b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *getASTMutationListener() const { return Listener; } 8347b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 8355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 836f512acee01617c9da8079ed88ded3bb9f2418349Benjamin Kramer const SmallVectorImpl<Type *>& getTypes() const { return Types; } 837d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 838651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// \brief Create a new implicit TU-level CXXRecordDecl or RecordDecl 839651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// declaration. 840651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines RecordDecl *buildImplicitRecord(StringRef Name, 841651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines RecordDecl::TagKind TK = TTK_Struct) const; 842651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 843651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// \brief Create a new implicit TU-level typedef declaration. 844651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines TypedefDecl *buildImplicitTypedef(QualType T, StringRef Name) const; 845651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 846772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor /// \brief Retrieve the declaration for the 128-bit signed integer type. 847772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor TypedefDecl *getInt128Decl() const; 848772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor 849772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor /// \brief Retrieve the declaration for the 128-bit unsigned integer type. 850772eeaefef2c883aabe35caf4543e7e32d290183Douglas Gregor TypedefDecl *getUInt128Decl() const; 851cac18add73d095eaab600aefe27ea7174aec4922Nico Weber 852cac18add73d095eaab600aefe27ea7174aec4922Nico Weber /// \brief Retrieve the declaration for a 128-bit float stub type. 853cac18add73d095eaab600aefe27ea7174aec4922Nico Weber TypeDecl *getFloat128StubType() const; 8546bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines 855464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 856464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 857464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 8581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8590953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 860ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a type with extended qualifiers. 8614ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getExtQualType(const Type *Base, Qualifiers Quals) const; 8620953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 8634ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeDeclTypeSlow(const TypeDecl *Decl) const; 864becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 8650953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 866ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for an address space 867ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified type with the specified type and address space. 868ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 8691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 8701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 871f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 8724ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace) const; 8731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 874ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for an Objective-C 875ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// gc-qualified type. 876ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 877ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The retulting type has a union of the qualifiers from T and the gc 878ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// attribute. 8794ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr) const; 8800953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 881ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a \c restrict 882ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified type. 883ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 884ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The resulting type has a union of the qualifiers from \p T and 885ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \c restrict. 8864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRestrictType(QualType T) const { 8870953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 8880953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 8890953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 890ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a \c volatile 891ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified type. 892ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 893ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The resulting type has a union of the qualifiers from \p T and 894ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \c volatile. 8954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getVolatileType(QualType T) const { 896f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor return T.withFastQualifiers(Qualifiers::Volatile); 897f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor } 8980953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 899ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a \c const 900ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified type. 901ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 902ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The resulting type has a union of the qualifiers from \p T and \c const. 9030953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 904ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// It can be reasonably expected that this will always be equivalent to 905ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// calling T.withConst(). 9064ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getConstType(QualType T) const { return T.withConst(); } 9071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 908ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Change the ExtInfo on a function type. 909e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall const FunctionType *adjustFunctionType(const FunctionType *Fn, 910e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall FunctionType::ExtInfo EInfo); 911e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall 91260e141e1f87211ca831de6821003d80fe20a06f3Richard Smith /// \brief Change the result type of a function type once it is deduced. 91360e141e1f87211ca831de6821003d80fe20a06f3Richard Smith void adjustDeducedFunctionResultType(FunctionDecl *FD, QualType ResultType); 91460e141e1f87211ca831de6821003d80fe20a06f3Richard Smith 915ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a complex 9165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 9174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getComplexType(QualType T) const; 9184ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getComplexType(CanQualType T) const { 919e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getComplexType((QualType) T)); 920e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 9211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 922ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a pointer to 9235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 9244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getPointerType(QualType T) const; 9254ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getPointerType(CanQualType T) const { 926e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getPointerType((QualType) T)); 927e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 9285618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 929651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// \brief Return the uniqued reference to a type adjusted from the original 930651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// type to a new type. 931651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines QualType getAdjustedType(QualType Orig, QualType New) const; 932651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines CanQualType getAdjustedType(CanQualType Orig, CanQualType New) const { 933651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return CanQualType::CreateUnsafe( 934651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines getAdjustedType((QualType)Orig, (QualType)New)); 935651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 936651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 93712df246d6dea2ee1f92c186f922f1afcf499647aReid Kleckner /// \brief Return the uniqued reference to the decayed version of the given 93812df246d6dea2ee1f92c186f922f1afcf499647aReid Kleckner /// type. Can only be called on array and function types which decay to 93912df246d6dea2ee1f92c186f922f1afcf499647aReid Kleckner /// pointer types. 94012df246d6dea2ee1f92c186f922f1afcf499647aReid Kleckner QualType getDecayedType(QualType T) const; 94112df246d6dea2ee1f92c186f922f1afcf499647aReid Kleckner CanQualType getDecayedType(CanQualType T) const { 94212df246d6dea2ee1f92c186f922f1afcf499647aReid Kleckner return CanQualType::CreateUnsafe(getDecayedType((QualType) T)); 94312df246d6dea2ee1f92c186f922f1afcf499647aReid Kleckner } 94412df246d6dea2ee1f92c186f922f1afcf499647aReid Kleckner 945ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the atomic type for the specified 946ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// type. 947b001de7458d17c17e6d8b8034c7cfcefd3b70c00Eli Friedman QualType getAtomicType(QualType T) const; 948b001de7458d17c17e6d8b8034c7cfcefd3b70c00Eli Friedman 949ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a block of the 950ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// specified type. 9514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockPointerType(QualType T) const; 952f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 953ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// Gets the struct used to keep track of the descriptor for pointer to 954adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// blocks. 9554ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockDescriptorType() const; 956adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 957ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// Gets the struct used to keep track of the extended descriptor for 958083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// pointer to blocks. 9594ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockDescriptorExtendedType() const; 960083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 96114b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne void setcudaConfigureCallDecl(FunctionDecl *FD) { 96214b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne cudaConfigureCallDecl = FD; 96314b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne } 96414b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne FunctionDecl *getcudaConfigureCallDecl() { 96514b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne return cudaConfigureCallDecl; 96614b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne } 96714b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne 968f3477c13eeaf11b32a41f181398fb5deffd0dd73Sylvestre Ledru /// Returns true iff we need copy/dispose helpers for the given type. 969b15c8984ea300624fbbde385d3907667ce1043faFariborz Jahanian bool BlockRequiresCopying(QualType Ty, const VarDecl *D); 9703ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian 9713ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian 9723ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian /// Returns true, if given type has a known lifetime. HasByrefExtendedLayout is set 9733ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian /// to false in this case. If HasByrefExtendedLayout returns true, byref variable 9743ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian /// has extended lifetime. 9753ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian bool getByrefLifetime(QualType Ty, 9763ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian Qualifiers::ObjCLifetime &Lifetime, 9773ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian bool &HasByrefExtendedLayout) const; 9783ca23d7dc6cb61e6f363a58d9256d548199d120cFariborz Jahanian 979ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for an lvalue reference 980ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// to the specified type. 9814ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getLValueReferenceType(QualType T, bool SpelledAsLValue = true) 9824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 9837c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 984ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for an rvalue reference 985ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// to the specified type. 9864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRValueReferenceType(QualType T) const; 987f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 988ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the uniqued reference to the type for a member pointer to 989ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the specified type in the specified class. 990ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 991ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The class \p Cls is a \c Type because it could be a dependent name. 9924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getMemberPointerType(QualType T, const Type *Cls) const; 993f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 994ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a non-unique reference to the type for a variable array of 995ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the specified element type. 996c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 997c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 99863e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals, 9994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceRange Brackets) const; 10001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1001ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a non-unique reference to the type for a dependently-sized 1002ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// array of the specified element type. 1003ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1004ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// FIXME: We will need these to be uniqued, or at least comparable, at some 1005ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// point. 1006898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 1007fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 100863e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals, 10094ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceRange Brackets) const; 1010fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 1011ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a unique reference to the type for an incomplete array of 1012ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the specified element type. 1013c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 1014c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 101563e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals) const; 1016c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 1017ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to the type for a constant array of 1018ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the specified element type. 1019c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 1020c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 102163e7d25d2e6036616b42f744fd4a39cd5f911960Abramo Bagnara unsigned IndexTypeQuals) const; 1022745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 1023ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Returns a vla type where known sizes are replaced with [*]. 10244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getVariableArrayDecayedType(QualType Ty) const; 10257e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 1026ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to a vector type of the specified 1027ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// element type and size. 1028ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1029ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre \p VectorType must be a built-in type. 103082287d19ded35248c4ce6a425ce74116a13ce44eJohn Thompson QualType getVectorType(QualType VectorType, unsigned NumElts, 10314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad VectorType::VectorKind VecKind) const; 103273322924127c873c13101b705dd823f5539ffa5fSteve Naroff 1033ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to an extended vector type 1034ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// of the specified element type and size. 1035ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1036ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre \p VectorType must be a built-in type. 10374ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getExtVectorType(QualType VectorType, unsigned NumElts) const; 10385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1039ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre Return a non-unique reference to the type for a dependently-sized 1040ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// vector of the specified element type. 1041ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1042ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// FIXME: We will need these to be uniqued, or at least comparable, at some 1043ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// point. 10441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 10459cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 10464ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceLocation AttrLoc) const; 10479cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 1048ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a K&R style C function type like 'int()'. 1049264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola QualType getFunctionNoProtoType(QualType ResultTy, 10504ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FunctionType::ExtInfo &Info) const; 1051264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola 10524ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getFunctionNoProtoType(QualType ResultTy) const { 1053264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola return getFunctionNoProtoType(ResultTy, FunctionType::ExtInfo()); 10546a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola } 1055465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 1056ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a normal function type with a typed argument list. 1057bea522ff43a3f11c7a2bc7949119dbb9fce19e39Jordan Rose QualType getFunctionType(QualType ResultTy, ArrayRef<QualType> Args, 10584ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FunctionProtoType::ExtProtoInfo &EPI) const; 10592ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 1060ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to the type for the specified type 1061ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// declaration. 1062becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclType(const TypeDecl *Decl, 10636bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines const TypeDecl *PrevDecl = nullptr) const { 1064becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(Decl && "Passed null for Decl param"); 1065becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (Decl->TypeForDecl) return QualType(Decl->TypeForDecl, 0); 1066becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 1067becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (PrevDecl) { 1068becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(PrevDecl->TypeForDecl && "previous decl has no TypeForDecl"); 1069becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall Decl->TypeForDecl = PrevDecl->TypeForDecl; 1070becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return QualType(PrevDecl->TypeForDecl, 0); 1071becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 1072becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 1073becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return getTypeDeclTypeSlow(Decl); 1074becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 10752ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 1076ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to the type for the specified 1077ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// typedef-name decl. 1078162e1c1b487352434552147967c3dd296ebee2f7Richard Smith QualType getTypedefType(const TypedefNameDecl *Decl, 1079162e1c1b487352434552147967c3dd296ebee2f7Richard Smith QualType Canon = QualType()) const; 1080fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 10814ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRecordType(const RecordDecl *Decl) const; 1082400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 10834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getEnumType(const EnumDecl *Decl) const; 1084400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 10854ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getInjectedClassNameType(CXXRecordDecl *Decl, QualType TST) const; 10863cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 10879d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType getAttributedType(AttributedType::Kind attrKind, 10889d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType modifiedType, 10899d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType equivalentType); 10909d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall 109149a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType getSubstTemplateTypeParmType(const TemplateTypeParmType *Replaced, 10924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Replacement) const; 1093c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor QualType getSubstTemplateTypeParmPackType( 1094c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor const TemplateTypeParmType *Replaced, 1095c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor const TemplateArgument &ArgPack); 109649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 10976bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines QualType 10986bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines getTemplateTypeParmType(unsigned Depth, unsigned Index, 10996bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines bool ParameterPack, 11006bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines TemplateTypeParmDecl *ParmDecl = nullptr) const; 1101fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 11027532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 11037532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 11047532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 11054ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 1106833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 11079763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis QualType getCanonicalTemplateSpecializationType(TemplateName T, 11089763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis const TemplateArgument *Args, 11094ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned NumArgs) const; 11109763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis 1111833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall QualType getTemplateSpecializationType(TemplateName T, 1112d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo &Args, 11134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 111455f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 11153cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall TypeSourceInfo * 11163cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall getTemplateSpecializationTypeInfo(TemplateName T, SourceLocation TLoc, 11173cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const TemplateArgumentListInfo &Args, 11184ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 11193cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 11204ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getParenType(QualType NamedType) const; 1121075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara 1122465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType getElaboratedType(ElaboratedTypeKeyword Keyword, 1123465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara NestedNameSpecifier *NNS, 11244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType NamedType) const; 11254a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType getDependentNameType(ElaboratedTypeKeyword Keyword, 11264a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NestedNameSpecifier *NNS, 11274a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor const IdentifierInfo *Name, 11284ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 112933500955d731c73717af52088b7fc0e7a85681e7John McCall 113033500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 113133500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 113233500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 11334ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TemplateArgumentListInfo &Args) const; 113433500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 113533500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 113633500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 113733500955d731c73717af52088b7fc0e7a85681e7John McCall unsigned NumArgs, 11384ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TemplateArgument *Args) const; 1139e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 1140cded4f649cd4b7ba7d461c25c6482ef52b8d3a2aDouglas Gregor QualType getPackExpansionType(QualType Pattern, 1141dc84cd5efdd3430efb22546b4ac656aa0540b210David Blaikie Optional<unsigned> NumExpansions); 11427536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 11430af550115df1f57f17a4f125ff0e8b34820c65d1Douglas Gregor QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl, 11446bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines ObjCInterfaceDecl *PrevDecl = nullptr) const; 1145c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 1146c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectType(QualType Base, 1147c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall ObjCProtocolDecl * const *Protocols, 11484ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned NumProtocols) const; 1149651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 1150651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines bool ObjCObjectAdoptsQTypeProtocols(QualType QT, ObjCInterfaceDecl *Decl); 1151651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// QIdProtocolsAdoptObjCObjectProtocols - Checks that protocols in 1152651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// QT's qualified-id protocol list adopt all protocols in IDecl's list 1153651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines /// of protocols. 1154651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines bool QIdProtocolsAdoptObjCObjectProtocols(QualType QT, 1155651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ObjCInterfaceDecl *IDecl); 1156c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1157ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a ObjCObjectPointerType type for the given ObjCObjectType. 11584ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCObjectPointerType(QualType OIT) const; 11591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1160ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief GCC extension. 11614ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeOfExprType(Expr *e) const; 11624ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeOfType(QualType t) const; 11631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1164ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief C++11 decltype. 1165f8af98286022f72157d84951b48fde5fb369ab29Douglas Gregor QualType getDecltypeType(Expr *e, QualType UnderlyingType) const; 11661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1167ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Unary type transforms 1168ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt QualType getUnaryTransformType(QualType BaseType, QualType UnderlyingType, 1169ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt UnaryTransformType::UTTKind UKind) const; 1170ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt 1171ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief C++11 deduced auto type. 1172dc7a4f5d7a7e3b60d4dc4a80338d7a2728540998Richard Smith QualType getAutoType(QualType DeducedType, bool IsDecltypeAuto, 1173fad9e13f3cb85198f0ee5af620ba81cd78574faaFaisal Vali bool IsDependent) const; 117434b41d939a1328f484511c6002ba2456db879a29Richard Smith 1175ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief C++11 deduction pattern for 'auto' type. 1176ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith QualType getAutoDeductType() const; 1177ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith 1178ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief C++11 deduction pattern for 'auto &&' type. 1179ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith QualType getAutoRRefDeductType() const; 1180ad762fcdc16b9e4705b12b09d92b8c026212b906Richard Smith 1181ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique reference to the type for the specified TagDecl 1182ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// (struct/union/class/enum) decl. 11834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTagDeclType(const TagDecl *Decl) const; 11841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1185ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique type for "size_t" (C99 7.17), defined in 1186ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// <stddef.h>. 1187ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1188ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The sizeof operator requires this (C99 6.5.3.4p4). 1189a3ccda58913cc1a4b8564e349448b12acc462da7Anders Carlsson CanQualType getSizeType() const; 1190fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 1191ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique type for "intmax_t" (C99 7.18.1.5), defined in 1192ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// <stdint.h>. 119329e97cb35fab314388f62b68fefa78947e93c1dcHans Wennborg CanQualType getIntMaxType() const; 119429e97cb35fab314388f62b68fefa78947e93c1dcHans Wennborg 1195ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique type for "uintmax_t" (C99 7.18.1.5), defined in 1196ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// <stdint.h>. 119729e97cb35fab314388f62b68fefa78947e93c1dcHans Wennborg CanQualType getUIntMaxType() const; 119829e97cb35fab314388f62b68fefa78947e93c1dcHans Wennborg 119915f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// \brief Return the unique wchar_t type available in C++ (and available as 120015f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// __wchar_t as a Microsoft extension). 12013a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 120264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 120315f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// \brief Return the type of wide characters. In C++, this returns the 120415f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// unique wchar_t type. In C99, this returns a type compatible with the type 120515f92bad58c8650b1306729744b1a1230197497aHans Wennborg /// defined in <stddef.h> as defined by the target. 120615f92bad58c8650b1306729744b1a1230197497aHans Wennborg QualType getWideCharType() const { return WideCharTy; } 120715f92bad58c8650b1306729744b1a1230197497aHans Wennborg 1208ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the type of "signed wchar_t". 1209ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 121064c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 121164c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 121264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 1213ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the type of "unsigned wchar_t". 1214ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 121564c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 121664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 12171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1218ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief In C99, this returns a type compatible with the type 1219392da48160bd92ceb486792780467cbfdb2d0e8cJames Molloy /// defined in <stddef.h> as defined by the target. 1220392da48160bd92ceb486792780467cbfdb2d0e8cJames Molloy QualType getWIntType() const { return WIntTy; } 1221392da48160bd92ceb486792780467cbfdb2d0e8cJames Molloy 12229677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella /// \brief Return a type compatible with "intptr_t" (C99 7.18.1.4), 12239677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella /// as defined by the target. 12249677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella QualType getIntPtrType() const; 12259677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella 12269677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella /// \brief Return a type compatible with "uintptr_t" (C99 7.18.1.4), 12279677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella /// as defined by the target. 12289677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella QualType getUIntPtrType() const; 12299677eb864f7354f140cd1bf59557843851e65de4Enea Zaffanella 1230ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the unique type for "ptrdiff_t" (C99 7.17) defined in 1231ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 12328b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 12331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12346902e4146d426998ff6a94b16776c1b3f805a048Eli Friedman /// \brief Return the unique type for "pid_t" defined in 12356902e4146d426998ff6a94b16776c1b3f805a048Eli Friedman /// <sys/types.h>. We need this to compute the correct type for vfork(). 12366902e4146d426998ff6a94b16776c1b3f805a048Eli Friedman QualType getProcessIDType() const; 12376902e4146d426998ff6a94b16776c1b3f805a048Eli Friedman 1238ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the C structure type used to represent constant CFStrings. 12394ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getCFConstantStringType() const; 1240f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian 1241f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian /// \brief Returns the C struct type for objc_super 1242f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian QualType getObjCSuperType() const; 1243f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian void setObjCSuperType(QualType ST) { ObjCSuperType = ST; } 1244f7992132207d7ddc8810a135cec97ebe5805e500Fariborz Jahanian 1245319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 1246319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 12474ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawCFConstantStringType() const { 1248319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 1249319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 1250319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 1251319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 1252319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 1253319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 1254983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 1255a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 12561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 12571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 12582198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 1259b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 1260f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian QualType getObjCNSStringType() const { 1261f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian return ObjCNSStringType; 1262f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian } 1263f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian 1264f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian void setObjCNSStringType(QualType T) { 1265f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian ObjCNSStringType = T; 1266f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian } 1267f64bc202a2bcdf7b10f418ad52aaa7366c8ffef9Fariborz Jahanian 1268ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the type that \c id has been defined to, which may be 1269ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// different from the built-in \c id if \c id has been typedef'd. 127001a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType getObjCIdRedefinitionType() const { 127101a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor if (ObjCIdRedefinitionType.isNull()) 127201a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return getObjCIdType(); 127301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return ObjCIdRedefinitionType; 127401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 127501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 1276ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Set the user-written type that redefines \c id. 127701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor void setObjCIdRedefinitionType(QualType RedefType) { 127801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor ObjCIdRedefinitionType = RedefType; 127901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 128001a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 1281ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the type that \c Class has been defined to, which may be 1282ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// different from the built-in \c Class if \c Class has been typedef'd. 128301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType getObjCClassRedefinitionType() const { 128401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor if (ObjCClassRedefinitionType.isNull()) 128501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return getObjCClassType(); 128601a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return ObjCClassRedefinitionType; 128701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 128801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 128901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor /// \brief Set the user-written type that redefines 'SEL'. 129001a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor void setObjCClassRedefinitionType(QualType RedefType) { 129101a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor ObjCClassRedefinitionType = RedefType; 129201a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 129301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 129401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor /// \brief Retrieve the type that 'SEL' has been defined to, which may be 129501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor /// different from the built-in 'SEL' if 'SEL' has been typedef'd. 129601a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor QualType getObjCSelRedefinitionType() const { 129701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor if (ObjCSelRedefinitionType.isNull()) 129801a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return getObjCSelType(); 129901a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor return ObjCSelRedefinitionType; 130001a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 130101a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 130201a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 130301a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor /// \brief Set the user-written type that redefines 'SEL'. 130401a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor void setObjCSelRedefinitionType(QualType RedefType) { 130501a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor ObjCSelRedefinitionType = RedefType; 130601a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor } 130701a4cf11777bb34c35f5d251a9e95eb736d0842bDouglas Gregor 1308e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// \brief Retrieve the Objective-C "instancetype" type, if already known; 1309e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// otherwise, returns a NULL type; 1310e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor QualType getObjCInstanceType() { 1311e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor return getTypeDeclType(getObjCInstanceTypeDecl()); 1312e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor } 1313e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor 1314e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// \brief Retrieve the typedef declaration corresponding to the Objective-C 1315e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor /// "instancetype" type. 1316e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor TypedefDecl *getObjCInstanceTypeDecl(); 1317e97179c675b341927807c718be215c8d1aab8acbDouglas Gregor 1318c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 1319c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 13201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1321c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 13224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getFILEType() const { 13231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 1324c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 1325c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 1326c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 1327782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 1328782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 1329fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 1330fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 1331fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 13321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1333782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 13344ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getjmp_bufType() const { 13351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 1336782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 1337782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 1338782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 1339782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 1340782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 1341fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 1342fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 1343fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 13441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1345782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 13464ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getsigjmp_bufType() const { 13471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 1348782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 1349782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 1350782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 13511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1352e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola /// \brief Set the type for the C ucontext_t type. 1353e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola void setucontext_tDecl(TypeDecl *ucontext_tDecl) { 1354e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola this->ucontext_tDecl = ucontext_tDecl; 1355e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola } 1356e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola 1357e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola /// \brief Retrieve the C ucontext_t type. 1358e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola QualType getucontext_tType() const { 1359e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola if (ucontext_tDecl) 1360e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola return getTypeDeclType(ucontext_tDecl); 1361e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola return QualType(); 1362e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola } 1363e2d4f4ed44a32f179c6d48cd1dba8346ab2129d9Rafael Espindola 136416f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis /// \brief The result type of logical operations, '<', '>', '!=', etc. 136516f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis QualType getLogicalOperationType() const { 13664e4d08403ca5cfd4d558fa2936215d3a4e5a528dDavid Blaikie return getLangOpts().CPlusPlus ? BoolTy : IntTy; 136716f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis } 136816f744beaaa30bf3847740ca8e8beb6f0d3a0b93Argyrios Kyrtzidis 1369ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Emit the Objective-CC type encoding for the given type \p T into 1370ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p S. 1371ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1372ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p Field is specified then record field names are also encoded. 1373ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett void getObjCEncodingForType(QualType T, std::string &S, 13746bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines const FieldDecl *Field=nullptr) const; 1375a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 1376ef8225444452a1486bd721f3285301fe84643b00Stephen Hines /// \brief Emit the Objective-C property type encoding for the given 1377ef8225444452a1486bd721f3285301fe84643b00Stephen Hines /// type \p T into \p S. 1378ef8225444452a1486bd721f3285301fe84643b00Stephen Hines void getObjCEncodingForPropertyType(QualType T, std::string &S) const; 1379ef8225444452a1486bd721f3285301fe84643b00Stephen Hines 1380a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 13811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1382ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Put the string version of the type qualifiers \p QT into \p S. 13831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 1384ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 13851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1386ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Emit the encoded type for the function \p Decl into \p S. 1387ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1388ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This is in the same format as Objective-C method encodings. 1389f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// 1390f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// \returns true if an error occurred (e.g., because one of the parameter 1391f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// types is incomplete), false otherwise. 1392f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor bool getObjCEncodingForFunctionDecl(const FunctionDecl *Decl, std::string& S); 13935389f48b24937ad7b4093307128b3cbf25235654David Chisnall 1394ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Emit the encoded type for the method declaration \p Decl into 1395ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p S. 1396f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// 1397f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// \returns true if an error occurred (e.g., because one of the parameter 1398f968d8374791c37bc464efd9168c2d33dd73605fDouglas Gregor /// types is incomplete), false otherwise. 1399dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S, 1400dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool Extended = false) 14014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 14021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1403ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the encoded type for this block declaration. 14046b5a61b6dc400027fd793dcadceeb9da944a37eaJohn McCall std::string getObjCEncodingForBlock(const BlockExpr *blockExpr) const; 14055e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall 1406c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 1407c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 1408c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 1409c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 14101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 1411c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 14124ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad std::string &S) const; 14131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14140fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 14154ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ObjCProtocolDecl *rProto) const; 1416651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 1417651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines ObjCPropertyImplDecl *getObjCPropertyImplDeclForPropertyDecl( 1418651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines const ObjCPropertyDecl *PD, 1419651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines const Decl *Container) const; 14201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1421ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the size of type \p T for Objective-C encoding purpose, 1422ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// in characters. 1423ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett CharUnits getObjCEncodingTypeSize(QualType T) const; 1424d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1425ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the typedef corresponding to the predefined \c id type 14264dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor /// in Objective-C. 14274dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor TypedefDecl *getObjCIdDecl() const; 14284dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor 1429ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Represents the Objective-CC \c id type. 1430ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1431ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This is set up lazily, by Sema. \c id is always a (typedef for a) 1432ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// pointer type, a pointer to a struct. 14334dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor QualType getObjCIdType() const { 14344dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor return getTypeDeclType(getObjCIdDecl()); 14354dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor } 14367a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor 14377a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor /// \brief Retrieve the typedef corresponding to the predefined 'SEL' type 14387a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor /// in Objective-C. 14397a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor TypedefDecl *getObjCSelDecl() const; 14404dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor 14417a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor /// \brief Retrieve the type that corresponds to the predefined Objective-C 14427a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor /// 'SEL' type. 14437a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor QualType getObjCSelType() const { 14447a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor return getTypeDeclType(getObjCSelDecl()); 14457a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor } 14461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 144779d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor /// \brief Retrieve the typedef declaration corresponding to the predefined 144879d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor /// Objective-C 'Class' type. 144979d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor TypedefDecl *getObjCClassDecl() const; 145079d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor 1451ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Represents the Objective-C \c Class type. 1452ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1453ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This is set up lazily, by Sema. \c Class is always a (typedef for a) 1454ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// pointer type, a pointer to a struct. 145579d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor QualType getObjCClassType() const { 145679d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor return getTypeDeclType(getObjCClassDecl()); 145779d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor } 14581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1459a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor /// \brief Retrieve the Objective-C class declaration corresponding to 1460ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the predefined \c Protocol class. 1461a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor ObjCInterfaceDecl *getObjCProtocolDecl() const; 1462961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian 1463961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian /// \brief Retrieve declaration of 'BOOL' typedef 1464961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian TypedefDecl *getBOOLDecl() const { 1465961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian return BOOLDecl; 1466961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian } 1467961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian 1468961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian /// \brief Save declaration of 'BOOL' typedef 1469961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian void setBOOLDecl(TypedefDecl *TD) { 1470961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian BOOLDecl = TD; 1471961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian } 1472961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian 1473961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian /// \brief type of 'BOOL' type. 1474961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian QualType getBOOLType() const { 1475961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian return getTypeDeclType(getBOOLDecl()); 1476961713055e636170da59d7006a878cb4ba518a5dFariborz Jahanian } 1477a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor 1478ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the type of the Objective-C \c Protocol class. 1479a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor QualType getObjCProtoType() const { 1480a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor return getObjCInterfaceType(getObjCProtocolDecl()); 1481a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor } 1482a6ea10e22b600d92e084f6b11b9b9a92d0eb2412Douglas Gregor 1483c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge /// \brief Retrieve the C type declaration corresponding to the predefined 1484ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \c __builtin_va_list type. 1485c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge TypedefDecl *getBuiltinVaListDecl() const; 1486c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge 1487ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Retrieve the type of the \c __builtin_va_list type. 1488c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge QualType getBuiltinVaListType() const { 1489c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge return getTypeDeclType(getBuiltinVaListDecl()); 1490c5613b26a24a33d7450e3d0bf315c6ccc920ce7bMeador Inge } 1491f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1492fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge /// \brief Retrieve the C type declaration corresponding to the predefined 1493ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \c __va_list_tag type used to help define the \c __builtin_va_list type 1494ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// for some targets. 1495fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge QualType getVaListTagType() const; 1496fb40e3f10ccef93c4f8fb6bd4fe5a108fa6cd369Meador Inge 14971824d54df85a462ada812dadda18130f951d40f3Dmitri Gribenko /// \brief Return a type with additional \c const, \c volatile, or 14981824d54df85a462ada812dadda18130f951d40f3Dmitri Gribenko /// \c restrict qualifiers. 14994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getCVRQualifiedType(QualType T, unsigned CVR) const { 15000953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 15010953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 15020953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1503ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Un-split a SplitQualType. 1504200fa53fd420aa8369586f569dbece04930ad6a3John McCall QualType getQualifiedType(SplitQualType split) const { 1505200fa53fd420aa8369586f569dbece04930ad6a3John McCall return getQualifiedType(split.Ty, split.Quals); 1506200fa53fd420aa8369586f569dbece04930ad6a3John McCall } 1507200fa53fd420aa8369586f569dbece04930ad6a3John McCall 1508ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a type with additional qualifiers. 15094ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getQualifiedType(QualType T, Qualifiers Qs) const { 15100953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 15110953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 15120953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 15130953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 15140953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 15150953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 15160953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1517ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a type with additional qualifiers. 15184ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getQualifiedType(const Type *T, Qualifiers Qs) const { 15190953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 15200953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 15210953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 15220953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 15230953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1524ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a type with the given lifetime qualifier. 1525ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1526ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre Neither type.ObjCLifetime() nor \p lifetime may be \c OCL_None. 1527f85e193739c953358c865005855253af4f68a497John McCall QualType getLifetimeQualifiedType(QualType type, 1528c910d4cfa5042f2c9da1eb4e0b6ed59240c0eeeeReid Kleckner Qualifiers::ObjCLifetime lifetime) { 1529f85e193739c953358c865005855253af4f68a497John McCall assert(type.getObjCLifetime() == Qualifiers::OCL_None); 1530f85e193739c953358c865005855253af4f68a497John McCall assert(lifetime != Qualifiers::OCL_None); 1531f85e193739c953358c865005855253af4f68a497John McCall 1532f85e193739c953358c865005855253af4f68a497John McCall Qualifiers qs; 1533f85e193739c953358c865005855253af4f68a497John McCall qs.addObjCLifetime(lifetime); 1534f85e193739c953358c865005855253af4f68a497John McCall return getQualifiedType(type, qs); 1535f85e193739c953358c865005855253af4f68a497John McCall } 1536a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian 1537a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian /// getUnqualifiedObjCPointerType - Returns version of 1538a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian /// Objective-C pointer type with lifetime qualifier removed. 1539a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian QualType getUnqualifiedObjCPointerType(QualType type) const { 1540a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian if (!type.getTypePtr()->isObjCObjectPointerType() || 1541a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian !type.getQualifiers().hasObjCLifetime()) 1542a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian return type; 1543a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian Qualifiers Qs = type.getQualifiers(); 1544a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian Qs.removeObjCLifetime(); 1545a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian return getQualifiedType(type.getUnqualifiedType(), Qs); 1546a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian } 1547a3ae52b63aff9d4478084e40b1f683f45eb06ab7Fariborz Jahanian 15482577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo getNameForTemplate(TemplateName Name, 15494ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceLocation NameLoc) const; 155080ad16f4b2b350ddbaae21a52975e63df5aafc2cJohn McCall 1551eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall TemplateName getOverloadedTemplateName(UnresolvedSetIterator Begin, 15524ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad UnresolvedSetIterator End) const; 15530bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall 15541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 15557532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 15564ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateDecl *Template) const; 15571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 15594ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const IdentifierInfo *Name) const; 1560ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 15614ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad OverloadedOperatorKind Operator) const; 1562146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall TemplateName getSubstTemplateTemplateParm(TemplateTemplateParmDecl *param, 1563146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall TemplateName replacement) const; 15641aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor TemplateName getSubstTemplateTemplateParmPack(TemplateTemplateParmDecl *Param, 15651aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor const TemplateArgument &ArgPack) const; 15661aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor 156786df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 156849fdccb4595862828aa5cadc1497d466a8031ddaDmitri Gribenko GE_None, ///< No error 156949fdccb4595862828aa5cadc1497d466a8031ddaDmitri Gribenko GE_Missing_stdio, ///< Missing a type from <stdio.h> 157049fdccb4595862828aa5cadc1497d466a8031ddaDmitri Gribenko GE_Missing_setjmp, ///< Missing a type from <setjmp.h> 157149fdccb4595862828aa5cadc1497d466a8031ddaDmitri Gribenko GE_Missing_ucontext ///< Missing a type from <ucontext.h> 157286df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 15731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1574ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the type for the specified builtin. 1575ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1576ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p IntegerConstantArgs is non-null, it is filled in with a bitmask of 157714e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// arguments to the builtin that are required to be integer constant 157814e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// expressions. 157914e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error, 15806bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines unsigned *IntegerConstantArgs = nullptr) const; 15811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1582d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 1583e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getFromTargetType(unsigned Type) const; 15848788b224aaa46ccb777e6a24550449dfbb9d195fDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfoImpl(const Type *T) const; 1585b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 1586464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 1587b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 1588b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 15891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1590d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 1591ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return one of the GCNone, Weak or Strong Objective-C garbage 1592ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// collection attributes. 1593ae278a3a57595349a411f6474938d4dd1b263a0eJohn McCall Qualifiers::GC getObjCGCAttrKind(QualType Ty) const; 15941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1595ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return true if the given vector types are of the same unqualified 1596ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// type or if they are equivalent to the same GCC vector type. 1597ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1598ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \note This ignores whether they are target-specific (AltiVec or Neon) 1599ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// types. 1600255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor bool areCompatibleVectorTypes(QualType FirstVec, QualType SecondVec); 1601255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor 1602ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return true if this is an \c NSObject object with its \c NSObject 1603ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// attribute set. 1604f85e193739c953358c865005855253af4f68a497John McCall static bool isObjCNSObjectType(QualType Ty) { 1605f85e193739c953358c865005855253af4f68a497John McCall return Ty->isObjCNSObjectType(); 1606f85e193739c953358c865005855253af4f68a497John McCall } 16071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1608b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 1609464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 1610464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 16111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1612ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the APFloat 'semantics' for the specified scalar floating 1613ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// point type. 1614b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 16151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1616ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get the size and alignment of the specified complete type in bits. 16178788b224aaa46ccb777e6a24550449dfbb9d195fDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(const Type *T) const; 16188788b224aaa46ccb777e6a24550449dfbb9d195fDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(QualType T) const { 16191d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 16201d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 16211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1622ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the size of the specified (complete) type \p T, in bits. 16234ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getTypeSize(QualType T) const { 162498be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 1625464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 16264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getTypeSize(const Type *T) const { 16271d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 16281d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 16291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1630ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the size of the character type, in bits. 16314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getCharWidth() const { 1632f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck return getTypeSize(CharTy); 1633f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck } 1634f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 1635ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Convert a size in bits to a size in characters. 1636eb6f5dc86531f794ba7746a2da4d28e37cf5da7eKen Dyck CharUnits toCharUnitsFromBits(int64_t BitSize) const; 1637eb6f5dc86531f794ba7746a2da4d28e37cf5da7eKen Dyck 1638ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Convert a size in characters to a size in bits. 1639dd76a9ab9ea675671200f94b18ce95766841952bKen Dyck int64_t toBits(CharUnits CharSize) const; 1640dd76a9ab9ea675671200f94b18ce95766841952bKen Dyck 1641ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the size of the specified (complete) type \p T, in 1642ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// characters. 16434ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeSizeInChars(QualType T) const; 16444ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeSizeInChars(const Type *T) const; 1645f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 1646ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the ABI-specified alignment of a (complete) type \p T, in 1647ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// bits. 16484ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getTypeAlign(QualType T) const { 164998be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 1650464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 16514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getTypeAlign(const Type *T) const { 16521d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 16531d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 16541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1655ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the ABI-specified alignment of a (complete) type \p T, in 1656ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// characters. 16574ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeAlignInChars(QualType T) const; 16584ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeAlignInChars(const Type *T) const; 1659929bbfb0b69165b55da3c56abf22aa10e20dadc6John McCall 1660929bbfb0b69165b55da3c56abf22aa10e20dadc6John McCall // getTypeInfoDataSizeInChars - Return the size of a type, in chars. If the 1661929bbfb0b69165b55da3c56abf22aa10e20dadc6John McCall // type is a record, its data size is returned. 1662929bbfb0b69165b55da3c56abf22aa10e20dadc6John McCall std::pair<CharUnits, CharUnits> getTypeInfoDataSizeInChars(QualType T) const; 166386fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck 1664bee5a79fc95e3003d755031e3d2bb4410a71e1c1Ken Dyck std::pair<CharUnits, CharUnits> getTypeInfoInChars(const Type *T) const; 1665bee5a79fc95e3003d755031e3d2bb4410a71e1c1Ken Dyck std::pair<CharUnits, CharUnits> getTypeInfoInChars(QualType T) const; 1666ea1471e0e967548c596a71469702f8846dbaf3c0John McCall 1667ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the "preferred" alignment of the specified type \p T for 1668ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// the current target, in bits. 1669ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1670ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This can be different than the ABI alignment in cases where it is 1671ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// beneficial for performance to overalign a data type. 16724ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getPreferredTypeAlign(const Type *T) const; 16731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16746b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand /// \brief Return the alignment in bits that should be given to a 16756b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand /// global variable with type \p T. 16766b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand unsigned getAlignOfGlobalVar(QualType T) const; 16776b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand 16786b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand /// \brief Return the alignment in characters that should be given to a 16796b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand /// global variable with type \p T. 16806b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand CharUnits getAlignOfGlobalVarInChars(QualType T) const; 16816b20351a1d6178addfaa86716aaba36f2e9ea188Ulrich Weigand 1682ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a conservative estimate of the alignment of the specified 1683ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// decl \p D. 1684ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1685ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \pre \p D must not be a bitfield type, as bitfields do not have a valid 1686ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// alignment. 1687ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 16881c56c9d9c2eed9ade88afe93541cc6fd25932355Rafael Espindola /// If \p ForAlignof, references are treated like their underlying type 16891c56c9d9c2eed9ade88afe93541cc6fd25932355Rafael Espindola /// and large arrays don't get any special treatment. If not \p ForAlignof 16901c56c9d9c2eed9ade88afe93541cc6fd25932355Rafael Espindola /// it computes the value expected by CodeGen: references are treated like 16911c56c9d9c2eed9ade88afe93541cc6fd25932355Rafael Espindola /// pointers and large arrays get extra alignment. 16921c56c9d9c2eed9ade88afe93541cc6fd25932355Rafael Espindola CharUnits getDeclAlign(const Decl *D, bool ForAlignof = false) const; 16931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1694ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get or compute information about the layout of the specified 1695ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// record (struct/union/class) \p D, which indicates its size and field 1696464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 16974ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D) const; 1698b2969b1e50580344891a98f5b241f8351fe371cfWarren Hunt const ASTRecordLayout *BuildMicrosoftASTRecordLayout(const RecordDecl *D) const; 16991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1700ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get or compute information about the layout of the specified 1701ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// Objective-C interface. 17024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D) 17034ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 1704b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1705453dbcbe30093fbf947a0bec2fbd46e9694eafe9Douglas Gregor void DumpRecordLayout(const RecordDecl *RD, raw_ostream &OS, 1706453dbcbe30093fbf947a0bec2fbd46e9694eafe9Douglas Gregor bool Simple = false) const; 1707bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar 1708ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get or compute information about the layout of the specified 1709ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// Objective-C implementation. 1710ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1711ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This may differ from the interface if synthesized ivars are present. 1712b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 17134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getASTObjCImplementationLayout(const ObjCImplementationDecl *D) const; 1714b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1715d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// \brief Get our current best idea for the key function of the 1716d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// given record decl, or NULL if there isn't one. 1717ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1718ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The key function is, according to the Itanium C++ ABI section 5.2.3: 1719d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// ...the first non-pure virtual function that is not inline at the 1720d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// point of class definition. 1721f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// 1722d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// Other ABIs use the same idea. However, the ARM C++ ABI ignores 1723d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// virtual functions that are defined 'inline', which means that 1724d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// the result of this computation can change. 1725d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall const CXXMethodDecl *getCurrentKeyFunction(const CXXRecordDecl *RD); 1726d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall 1727d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// \brief Observe that the given method cannot be a key function. 1728d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// Checks the key-function cache for the method's class and clears it 1729d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// if matches the given declaration. 1730d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// 1731d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// This is used in ABIs where out-of-line definitions marked 1732d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// inline are not considered to be key functions. 1733d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// 1734d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall /// \param method should be the declaration from the class definition 1735d5617eeafc93209a26b9f88276c88cf997c3a0a7John McCall void setNonKeyFunction(const CXXMethodDecl *method); 1736f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 17372d6a5670465cb3f1d811695a9f23e372508240d2Richard Smith /// Get the offset of a FieldDecl or IndirectFieldDecl, in bits. 17382d6a5670465cb3f1d811695a9f23e372508240d2Richard Smith uint64_t getFieldOffset(const ValueDecl *FD) const; 17392d6a5670465cb3f1d811695a9f23e372508240d2Richard Smith 17404ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad bool isNearlyEmpty(const CXXRecordDecl *RD) const; 1741dae0cb52e4e3d46bbfc9a4510909522197a92e54Anders Carlsson 1742651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines VTableContextBase *getVTableContext(); 1743651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 174414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne MangleContext *createMangleContext(); 17452c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 17462c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian void DeepCollectObjCIvars(const ObjCInterfaceDecl *OI, bool leafClass, 1747db8264e4c5ffd7af6fbad4ca4306bd382bb02691Jordy Rose SmallVectorImpl<const ObjCIvarDecl*> &Ivars) const; 17482c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 17494ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned CountNonClassIvars(const ObjCInterfaceDecl *OI) const; 1750e23fa2d0e84d1b878e012442a726c664216a9adfFariborz Jahanian void CollectInheritedProtocols(const Decl *CDecl, 1751432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian llvm::SmallPtrSet<ObjCProtocolDecl*, 8> &Protocols); 1752525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 1753464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 1754464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 1755464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 17561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1757ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the canonical (structural) type corresponding to the 1758ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// specified potentially non-canonical type \p T. 1759ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1760ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// The non-canonical version of a type may have many "decorated" versions of 1761ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// types. Decorators can include typedefs, 'typeof' operators, etc. The 1762ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// returned type is guaranteed to be free of any of these, allowing two 1763ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// canonical types to be compared for exact equality with a simple pointer 1764ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// comparison. 17653b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall CanQualType getCanonicalType(QualType T) const { 17663b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall return CanQualType::CreateUnsafe(T.getCanonicalType()); 17673b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall } 1768f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall 17694ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const Type *getCanonicalType(const Type *T) const { 17701d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 17711d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 17722a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 1773ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the canonical parameter type corresponding to the specific 1774ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// potentially non-canonical one. 1775ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 177654e14c4db764c0636160d26c5bbf491637c83a76John McCall /// Qualifiers are stripped off, functions are turned into function 177754e14c4db764c0636160d26c5bbf491637c83a76John McCall /// pointers, and arrays decay one level into pointers. 17784ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getCanonicalParamType(QualType T) const; 177954e14c4db764c0636160d26c5bbf491637c83a76John McCall 1780ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Determine whether the given types \p T1 and \p T2 are equivalent. 1781c49bd11f96c2378969822f1f1b814ffa8f2bfee4Richard Smith bool hasSameType(QualType T1, QualType T2) const { 17828e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 17838e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 17841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17856bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines bool hasSameType(const Type *T1, const Type *T2) const { 17866bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines return getCanonicalType(T1) == getCanonicalType(T2); 17876bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines } 17886bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines 1789ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return this type as a completely-unqualified array type, 1790ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// capturing the qualifiers in \p Quals. 1791ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1792ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This will remove the minimal amount of sugaring from the types, similar 1793ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// to the behavior of QualType::getUnqualifiedType(). 179428e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 17955535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \param T is the qualified type, which may be an ArrayType 179628e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 179728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \param Quals will receive the full set of qualifiers that were 17985535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// applied to the array. 179928e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 180028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \returns if this is an array type, the completely unqualified array type 18015535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// that corresponds to it. Otherwise, returns T.getUnqualifiedType(). 180228e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType getUnqualifiedArrayType(QualType T, Qualifiers &Quals); 180328e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 18048e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 18058e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 1806c49bd11f96c2378969822f1f1b814ffa8f2bfee4Richard Smith bool hasSameUnqualifiedType(QualType T1, QualType T2) const { 18073b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall return getCanonicalType(T1).getTypePtr() == 18083b6575108a5b6d8b92ac3a9a7794bf6c3a210907John McCall getCanonicalType(T2).getTypePtr(); 18098e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 18108e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 1811ad4aaf11897cc5e9d443b0a80114daacf385f6dfFariborz Jahanian bool ObjCMethodsAreEqual(const ObjCMethodDecl *MethodDecl, 1812ad4aaf11897cc5e9d443b0a80114daacf385f6dfFariborz Jahanian const ObjCMethodDecl *MethodImp); 1813ad4aaf11897cc5e9d443b0a80114daacf385f6dfFariborz Jahanian 18145a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor bool UnwrapSimilarPointerTypes(QualType &T1, QualType &T2); 18155a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor 1816d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 1817d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 1818d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1819d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 1820d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 1821d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 1822d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1823d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 1824d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 1825d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 1826d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 1827d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1828d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 1829d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1830d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 1831d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 1832d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1833d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 1834d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1835d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 1836d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 1837d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 1838d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 1839d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 18404ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS) const; 1841d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 1842ef072033876e295ec5d3402f8730a3ae358ad815Reid Kleckner /// \brief Retrieves the default calling convention for the current target. 1843ef072033876e295ec5d3402f8730a3ae358ad815Reid Kleckner CallingConv getDefaultCallingConvention(bool isVariadic, 1844ef072033876e295ec5d3402f8730a3ae358ad815Reid Kleckner bool IsCXXMethod) const; 184504a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 184625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 184725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 184825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 184925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 185025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 185125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 185225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 185375996d2bf191bd5d1e981b93b99f5b77add1266eJames Dennett /// names---std::vector, \::std::vector, vector (if vector is in 185425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 185525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 185625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 185725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 185825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 185925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 186025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 186125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 186225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 186325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 18644ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateName getCanonicalTemplateName(TemplateName Name) const; 186525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 1866db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// \brief Determine whether the given template names refer to the same 1867db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// template. 1868db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor bool hasSameTemplateName(TemplateName X, TemplateName Y); 1869db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor 18701275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 18711275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 18721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 18731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 18741275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 18754ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg) 18764ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 18771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1878c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 1879c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 1880c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 1881c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 18824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ArrayType *getAsArrayType(QualType T) const; 18834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ConstantArrayType *getAsConstantArrayType(QualType T) const { 1884c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 1885c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 18864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const VariableArrayType *getAsVariableArrayType(QualType T) const { 1887c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 1888c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 18894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const IncompleteArrayType *getAsIncompleteArrayType(QualType T) const { 1890c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 1891c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 18924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const DependentSizedArrayType *getAsDependentSizedArrayType(QualType T) 18934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const { 1894442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor return dyn_cast_or_null<DependentSizedArrayType>(getAsArrayType(T)); 1895442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor } 1896442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor 1897ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the innermost element type of an array type. 1898ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1899fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 19004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBaseElementType(const ArrayType *VAT) const; 19015e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 1902ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the innermost element type of a type (which needn't 1903ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// actually be an array type). 19044ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBaseElementType(QualType QT) const; 19051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1906ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return number of constant array elements. 19070de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 19081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 190979e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// \brief Perform adjustment on the parameter type of a function. 191079e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// 191179e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// This routine adjusts the given parameter type @p T to the actual 191279e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// parameter type used by semantic analysis (C99 6.7.5.3p[7,8], 191379e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// C++ [dcl.fct]p3). The adjusted parameter type is returned. 1914ad9689f3531c49e4bff467d9469993606800068cAbramo Bagnara QualType getAdjustedParameterType(QualType T) const; 191579e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor 191679e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// \brief Retrieve the parameter type as adjusted for use in the signature 191779e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// of a function, decaying array and function types and removing top-level 191879e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor /// cv-qualifiers. 1919ad9689f3531c49e4bff467d9469993606800068cAbramo Bagnara QualType getSignatureParameterType(QualType T) const; 192079e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor 1921ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the properly qualified result of decaying the specified 1922ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// array type to a pointer. 1923ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1924ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// This operation is non-trivial when handling typedefs etc. The canonical 1925ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// type of \p T must be an array type, this returns a pointer to a properly 1926ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// qualified element of the array. 1927e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 1928e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 19294ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getArrayDecayedType(QualType T) const; 19301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1931ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the type that \p PromotableType will promote to: C99 1932ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 6.3.1.1p2, assuming that \p PromotableType is a promotable integer type. 19334ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getPromotedIntegerType(QualType PromotableType) const; 1934a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 1935ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Recurses in pointer/array types until it finds an Objective-C 1936ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// retainable type and returns its ownership. 193731862ba5ea70b1f2c81d03f8a0100b61cd6f06f6Argyrios Kyrtzidis Qualifiers::ObjCLifetime getInnerObjCOwnership(QualType T) const; 193831862ba5ea70b1f2c81d03f8a0100b61cd6f06f6Argyrios Kyrtzidis 193904e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 194004e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 194104e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 194204e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 194304e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 19444ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType isPromotableBitField(Expr *E) const; 194504e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 1946ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return the highest ranked integer type, see C99 6.3.1.8p1. 1947ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1948ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p LHS > \p RHS, returns 1. If \p LHS == \p RHS, returns 0. If 1949ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p LHS < \p RHS, return -1. 19504ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad int getIntegerTypeOrder(QualType LHS, QualType RHS) const; 19511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1952ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Compare the rank of the two specified floating point types, 1953ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// ignoring the domain of the type (i.e. 'double' == '_Complex double'). 1954ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 1955ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// If \p LHS > \p RHS, returns 1. If \p LHS == \p RHS, returns 0. If 1956ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p LHS < \p RHS, return -1. 19574ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad int getFloatingTypeOrder(QualType LHS, QualType RHS) const; 19585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1959ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return a real floating point or a complex type (based on 1960ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \p typeDomain/\p typeSize). 1961ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// 19621824d54df85a462ada812dadda18130f951d40f3Dmitri Gribenko /// \param typeDomain a real floating point or complex type. 19631824d54df85a462ada812dadda18130f951d40f3Dmitri Gribenko /// \param typeSize a real floating point or complex type. 19641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 1965f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 1966ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 1967207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(QualType T) const { 1968207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return getTargetAddressSpace(T.getQualifiers()); 1969207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1970207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 1971207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(Qualifiers Q) const { 1972207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return getTargetAddressSpace(Q.getAddressSpace()); 1973207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1974207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 1975207f4d8543529221932af82836016a2ef066c917Peter Collingbourne unsigned getTargetAddressSpace(unsigned AS) const { 1976207f4d8543529221932af82836016a2ef066c917Peter Collingbourne if (AS < LangAS::Offset || AS >= LangAS::Offset + LangAS::Count) 1977207f4d8543529221932af82836016a2ef066c917Peter Collingbourne return AS; 1978207f4d8543529221932af82836016a2ef066c917Peter Collingbourne else 1979bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor return (*AddrSpaceMap)[AS - LangAS::Offset]; 1980207f4d8543529221932af82836016a2ef066c917Peter Collingbourne } 1981207f4d8543529221932af82836016a2ef066c917Peter Collingbourne 19821eef85246b411b55c493098266746d0d83c241eaDavid Tweed bool addressSpaceMapManglingFor(unsigned AS) const { 19831eef85246b411b55c493098266746d0d83c241eaDavid Tweed return AddrSpaceMapMangling || 19841eef85246b411b55c493098266746d0d83c241eaDavid Tweed AS < LangAS::Offset || 19851eef85246b411b55c493098266746d0d83c241eaDavid Tweed AS >= LangAS::Offset + LangAS::Count; 19861eef85246b411b55c493098266746d0d83c241eaDavid Tweed } 19871eef85246b411b55c493098266746d0d83c241eaDavid Tweed 1988f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 1989f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 1990f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall unsigned getIntegerRank(const Type *T) const; 1991f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1992f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 1993f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1994ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 1995ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 1996ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 19971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1998ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 1999447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool typesAreCompatible(QualType T1, QualType T2, 2000447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool CompareUnqualified = false); // C99 6.2.7p1 20011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2002c286f3835eb6001c61664cef5d610dfaf80a6e9bFariborz Jahanian bool propertyTypesAreCompatible(QualType, QualType); 2003132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool typesAreBlockPointerCompatible(QualType, QualType); 2004132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian 2005a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 20064dfd02a17c6d604c72e6936527c5e1c56d3ecb7aDouglas Gregor return T == getObjCIdType(); 2007389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 2008a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 200979d6726921897811232554ed94c5d77b5b7b3fc0Douglas Gregor return T == getObjCClassType(); 2010389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 2011a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 20127a27ea52b7bd635c89bec5a9c521a3bf7d204238Douglas Gregor return T == getObjCSelType(); 20138baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 20144084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 20154084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 20168baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 2017a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian bool ObjCQualifiedClassTypesAreCompatible(QualType LHS, QualType RHS); 2018a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian 20193d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 202014108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 202114108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 2022c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool canAssignObjCInterfaces(const ObjCObjectType *LHS, 2023c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall const ObjCObjectType *RHS); 2024132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool canAssignObjCInterfacesInBlockPointer( 2025132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *LHSOPT, 2026a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian const ObjCObjectPointerType *RHSOPT, 2027a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian bool BlockReturnType); 2028389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 2029db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian QualType areCommonBaseCompatible(const ObjCObjectPointerType *LHSOPT, 2030db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian const ObjCObjectPointerType *RHSOPT); 2031569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor bool canBindObjCObjectType(QualType To, QualType From); 2032569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor 20333d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 2034447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeTypes(QualType, QualType, bool OfBlockPointer=false, 2035a4fdbfad150ae37bddaa4094d3925a27a1a1cf3fFariborz Jahanian bool Unqualified = false, bool BlockReturnType = false); 2036447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeFunctionTypes(QualType, QualType, bool OfBlockPointer=false, 2037447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 2038651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines QualType mergeFunctionParameterTypes(QualType, QualType, 2039651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines bool OfBlockPointer = false, 2040651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines bool Unqualified = false); 20414846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeTransparentUnionType(QualType, QualType, 20424846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 20434846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 20442390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian 20452390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian QualType mergeObjCGCQualifiers(QualType, QualType); 204678213e4aec6d8d22b5828dd2687fa19116ebaa26Fariborz Jahanian 204778213e4aec6d8d22b5828dd2687fa19116ebaa26Fariborz Jahanian bool FunctionTypesMatchOnNSConsumedAttrs( 204878213e4aec6d8d22b5828dd2687fa19116ebaa26Fariborz Jahanian const FunctionProtoType *FromFunctionType, 204978213e4aec6d8d22b5828dd2687fa19116ebaa26Fariborz Jahanian const FunctionProtoType *ToFunctionType); 20503d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 2051000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian void ResetObjCLayout(const ObjCContainerDecl *CD) { 20526bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines ObjCLayouts[CD] = nullptr; 2053000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 2054a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 2055368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 2056ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 2057ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 2058ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 2059ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 2060ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 20618788b224aaa46ccb777e6a24550449dfbb9d195fDaniel Dunbar unsigned getIntWidth(QualType T) const; 2062ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 2063ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 2064ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 2065ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 2066762f159c3295552f1f3e5e1af8b66385bfaed786Abramo Bagnara QualType getCorrespondingUnsignedType(QualType T) const; 2067ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 2068ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 2069e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 2070e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 2071651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines typedef llvm::iterator_range<SmallVectorImpl<Type *>::const_iterator> 2072651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines type_const_range; 20731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2074651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines type_const_range types() const { 2075651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return type_const_range(Types.begin(), Types.end()); 2076651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 20771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2078e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 20790cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 20800cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 20810cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 2082ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Make an APSInt of the appropriate width and signedness for the 2083ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// given \p Value and integer \p Type. 20844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) const { 2085575a1c9dc8dc5b4977194993e289f9eda7295c39Douglas Gregor llvm::APSInt Res(getIntWidth(Type), 2086575a1c9dc8dc5b4977194993e289f9eda7295c39Douglas Gregor !Type->isSignedIntegerOrEnumerationType()); 20870cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 20880cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 20890cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 20900cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 20918deabc133c121f6c5561d0b2171a41cb2c29b2ceArgyrios Kyrtzidis bool isSentinelNullExpr(const Expr *E); 20928deabc133c121f6c5561d0b2171a41cb2c29b2ceArgyrios Kyrtzidis 2093ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get the implementation of the ObjCInterfaceDecl \p D, or NULL if 2094ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// none exists. 20958a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 2096ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get the implementation of the ObjCCategoryDecl \p D, or NULL if 2097ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// none exists. 20988a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 20998a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 2100ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Return true if there is at least one \@implementation in the TU. 21018b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian bool AnyObjCImplementation() { 21028b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian return !ObjCImpls.empty(); 21038b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian } 21048b789139167d721e3ef1e3d433eabeb351c36fadFariborz Jahanian 21058a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 21068a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 21078a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 21088a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 21098a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 21108a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 2111b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis 2112b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis /// \brief Get the duplicate declaration of a ObjCMethod in the same 2113ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// interface, or null if none exists. 211472b2625aa67c8213acaf4bf6209b67859d60e2cfArgyrios Kyrtzidis const ObjCMethodDecl *getObjCMethodRedeclaration( 211572b2625aa67c8213acaf4bf6209b67859d60e2cfArgyrios Kyrtzidis const ObjCMethodDecl *MD) const { 211693a8534090a6de23d655679205b974032d092a89Benjamin Kramer return ObjCMethodRedecls.lookup(MD); 2117b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis } 2118b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis 2119b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis void setObjCMethodRedeclaration(const ObjCMethodDecl *MD, 2120b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis const ObjCMethodDecl *Redecl) { 212193a8534090a6de23d655679205b974032d092a89Benjamin Kramer assert(!getObjCMethodRedeclaration(MD) && "MD already has a redeclaration"); 2122b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis ObjCMethodRedecls[MD] = Redecl; 2123b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis } 212487ec9c257c99b4136af6c7f5be5a2d486906ba84Argyrios Kyrtzidis 2125ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Returns the Objective-C interface that \p ND belongs to if it is 2126ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// an Objective-C method/property/ivar etc. that is part of an interface, 212787ec9c257c99b4136af6c7f5be5a2d486906ba84Argyrios Kyrtzidis /// otherwise returns null. 2128b35cc2d46c4188a0b2d094b3104ce69092c34802Dmitri Gribenko const ObjCInterfaceDecl *getObjContainingInterface(const NamedDecl *ND) const; 21291ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 21301ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Set the copy inialization expression of a block var decl. 21311ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian void setBlockVarCopyInits(VarDecl*VD, Expr* Init); 2132ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// \brief Get the copy initialization expression of the VarDecl \p VD, or 2133ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett /// NULL if none exists. 2134ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett Expr *getBlockVarCopyInits(const VarDecl* VD); 21358a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 2136a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate an uninitialized TypeSourceInfo. 2137b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 2138a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// The caller should initialize the memory held by TypeSourceInfo using 2139b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 2140b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 2141b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 2142b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 2143b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 2144109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// 2145109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// \param Size the size of the type info to create, or 0 if the size 2146109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// should be calculated based on the type. 21474ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TypeSourceInfo *CreateTypeSourceInfo(QualType T, unsigned Size = 0) const; 2148b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 2149a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate a TypeSourceInfo where all locations have been 2150a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// initialized to a given location, which defaults to the empty 2151a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// location. 2152a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo * 21536952f1e4256c5b43aee5e98cea4e9b663bd1d413Douglas Gregor getTrivialTypeSourceInfo(QualType T, 21546952f1e4256c5b43aee5e98cea4e9b663bd1d413Douglas Gregor SourceLocation Loc = SourceLocation()) const; 2155a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall 2156bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo *getNullTypeSourceInfo() { return &NullTypeSourceInfo; } 2157bf1a028246d884a540aeafa38e89be59a269b072John McCall 21580054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Add a deallocation callback that will be invoked when the 21590054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 21600054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 216170517ca5c07c4b41ff8662b94ee22047b0299f8cDmitri Gribenko /// \param Callback A callback function that will be invoked on destruction. 21620054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 216370517ca5c07c4b41ff8662b94ee22047b0299f8cDmitri Gribenko /// \param Data Pointer data that will be provided to the callback function 21640054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// when it is called. 21650054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor void AddDeallocation(void (*Callback)(void*), void *Data); 21664923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 2167651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines GVALinkage GetGVALinkageForFunction(const FunctionDecl *FD) const; 216890e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForVariable(const VarDecl *VD); 216990e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 217090e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \brief Determines if the decl can be CodeGen'ed or deserialized from PCH 217190e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// lazily, only when used; this is only relevant for function or file scoped 217290e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// var definitions. 217390e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// 217490e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \returns true if the function/var must be CodeGen'ed/deserialized even if 217590e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// it is not used. 21764ac7c0bb39696e92fd220118fedc484c09a69870Argyrios Kyrtzidis bool DeclMustBeEmitted(const Decl *D); 217790e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 21785e867c8a07d82da0d3b0a43402ee4f1c6ba416e9Eli Friedman void setManglingNumber(const NamedDecl *ND, unsigned Number); 21795e867c8a07d82da0d3b0a43402ee4f1c6ba416e9Eli Friedman unsigned getManglingNumber(const NamedDecl *ND) const; 218066cff7257698d5528632917d38f9a3037bb1506dDavid Blaikie 2181651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines void setStaticLocalNumber(const VarDecl *VD, unsigned Number); 2182651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines unsigned getStaticLocalNumber(const VarDecl *VD) const; 2183651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 218407369dde9d72213bf8a48288cd8b29999af9a40cEli Friedman /// \brief Retrieve the context for computing mangling numbers in the given 218507369dde9d72213bf8a48288cd8b29999af9a40cEli Friedman /// DeclContext. 21865e867c8a07d82da0d3b0a43402ee4f1c6ba416e9Eli Friedman MangleNumberingContext &getManglingNumberContext(const DeclContext *DC); 218707369dde9d72213bf8a48288cd8b29999af9a40cEli Friedman 2188942f9fe11d3a9583eef6bc4ca2549b1f0d1694daReid Kleckner MangleNumberingContext *createMangleNumberingContext() const; 2189942f9fe11d3a9583eef6bc4ca2549b1f0d1694daReid Kleckner 2190d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek /// \brief Used by ParmVarDecl to store on the side the 2191d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek /// index of the parameter when it exceeds the size of the normal bitfield. 2192d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek void setParameterIndex(const ParmVarDecl *D, unsigned index); 2193d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek 2194d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek /// \brief Used by ParmVarDecl to retrieve on the side the 2195d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek /// index of the parameter when it exceeds the size of the normal bitfield. 2196d211cb709510fbe7e75167b9feee0050851d001aTed Kremenek unsigned getParameterIndex(const ParmVarDecl *D) const; 2197211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith 2198211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith /// \brief Get the storage for the constant value of a materialized temporary 2199211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith /// of static storage duration. 2200211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith APValue *getMaterializedTemporaryValue(const MaterializeTemporaryExpr *E, 2201211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith bool MayCreate); 2202211c8ddb5b500ed84833751363d0cfe1115f4dd3Richard Smith 22034923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 22044923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor // Statistics 22054923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 22064923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 22071827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors. 22081827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructors; 22091827403a7138946305c0058f262e02b595cf882fDouglas Gregor 22101827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors for 22111827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// which declarations were built. 22121827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructorsDeclared; 22131827403a7138946305c0058f262e02b595cf882fDouglas Gregor 2214225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// \brief The number of implicitly-declared copy constructors. 2215225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructors; 2216225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 22171827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared copy constructors for 2218225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// which declarations were built. 2219225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructorsDeclared; 2220225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 2221ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// \brief The number of implicitly-declared move constructors. 2222ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt static unsigned NumImplicitMoveConstructors; 2223ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt 2224ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// \brief The number of implicitly-declared move constructors for 2225ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// which declarations were built. 2226ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt static unsigned NumImplicitMoveConstructorsDeclared; 2227ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt 2228a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators. 2229a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperators; 2230a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 2231a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators for 2232a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// which declarations were built. 2233a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperatorsDeclared; 2234a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 2235ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// \brief The number of implicitly-declared move assignment operators. 2236ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt static unsigned NumImplicitMoveAssignmentOperators; 2237ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt 2238ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// \brief The number of implicitly-declared move assignment operators for 2239ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt /// which declarations were built. 2240ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt static unsigned NumImplicitMoveAssignmentOperatorsDeclared; 2241ffe37fdda5b4b4f162a45155c30d9f60ce110c12Sean Hunt 22424923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors. 22434923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructors; 22444923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 22454923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors for which 22464923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// declarations were built. 22474923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructorsDeclared; 22480054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 22495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 2250f56faa01936b9cf909623d7f06e3c2569ca4a78eDmitri Gribenko ASTContext(const ASTContext &) LLVM_DELETED_FUNCTION; 2251f56faa01936b9cf909623d7f06e3c2569ca4a78eDmitri Gribenko void operator=(const ASTContext &) LLVM_DELETED_FUNCTION; 22521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2253bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregorpublic: 2254bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// \brief Initialize built-in types. 2255bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// 2256bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// This routine may only be invoked once for a given ASTContext object. 22576bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines /// It is normally invoked after ASTContext construction. 2258bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// 2259bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor /// \param Target The target 2260bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor void InitBuiltinTypes(const TargetInfo &Target); 2261bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor 2262bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregorprivate: 2263e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall void InitBuiltinType(CanQualType &R, BuiltinType::Kind K); 22641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2265ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett // Return the Objective-C type encoding for a given type. 22661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 226782a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 226882a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 2269153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 2270090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 22712636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis bool EncodingProperty = false, 2272dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool StructField = false, 2273dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool EncodeBlockParameters = false, 227417c1a2e748d49d293c9926eeeb85aa4890182106Fariborz Jahanian bool EncodeClassNames = false, 227517c1a2e748d49d293c9926eeeb85aa4890182106Fariborz Jahanian bool EncodePointerToObjCTypedef = false) const; 22762636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis 22772636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis // Adds the encoding of the structure's members. 22782636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis void getObjCEncodingForStructureImpl(RecordDecl *RD, std::string &S, 22792636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis const FieldDecl *Field, 22802636197098e02fd7c90f9496056b8ab886dcbff0Argyrios Kyrtzidis bool includeVBases = true) const; 2281651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinespublic: 2282dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson // Adds the encoding of a method parameter or return type. 2283dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson void getObjCEncodingForMethodParameter(Decl::ObjCDeclQualifier QT, 2284dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson QualType T, std::string& S, 2285dc8dab6fabf4bfd4f4b94bf572ac3342a5bbfcd7Bob Wilson bool Extended) const; 2286651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 2287651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesprivate: 22884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout & 22894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getObjCLayout(const ObjCInterfaceDecl *D, 22904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ObjCImplementationDecl *Impl) const; 2291000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian 2292f0f353b36f173ea282209070fcdbbedab84c19dbManuel Klimek /// \brief A set of deallocations that should be performed when the 22930054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 2294f0f353b36f173ea282209070fcdbbedab84c19dbManuel Klimek typedef llvm::SmallDenseMap<void(*)(void*), llvm::SmallVector<void*, 16> > 2295f0f353b36f173ea282209070fcdbbedab84c19dbManuel Klimek DeallocationMap; 2296f0f353b36f173ea282209070fcdbbedab84c19dbManuel Klimek DeallocationMap Deallocations; 2297f0f353b36f173ea282209070fcdbbedab84c19dbManuel Klimek 22983478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // FIXME: This currently contains the set of StoredDeclMaps used 22993478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // by DeclContext objects. This probably should not be in ASTContext, 23003478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // but we include it here so that ASTContext can quickly deallocate them. 23010c01d18094100db92d38daa923c95661512db203John McCall llvm::PointerIntPair<StoredDeclsMap*,1> LastSDM; 2302f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 23033478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek friend class DeclContext; 2304ac9590effa90406767a544005ed1de52e258306bTed Kremenek friend class DeclarationNameTable; 23053478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek void ReleaseDeclContextMaps(); 23066bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines void ReleaseParentMapEntries(); 2307ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2308651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines std::unique_ptr<ParentMap> AllParents; 2309651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 2310651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines std::unique_ptr<VTableContextBase> VTContext; 23115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 2312ff9a01000ff74a994aa3da26ea2ec732c97291b7Manuel Klimek 2313ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// \brief Utility function for constructing a nullary selector. 2314686775deca8b8685eb90801495880e3abdd844c2Chris Lattnerstatic inline Selector GetNullarySelector(StringRef name, ASTContext& Ctx) { 2315d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 2316d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(0, &II); 2317d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 2318d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 2319ca0d10edcf1192ab8546a75e8be5bab7ef32e488James Dennett/// \brief Utility function for constructing an unary selector. 2320686775deca8b8685eb90801495880e3abdd844c2Chris Lattnerstatic inline Selector GetUnarySelector(StringRef name, ASTContext& Ctx) { 2321d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 2322d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(1, &II); 2323d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 2324e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 23255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 23265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2327e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 23287034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar 2329e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 2330e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 2331e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 23327034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// obtaining memory. 23337034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// 23342fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer/// IMPORTANT: These are also declared in clang/AST/AttrIterator.h! Any changes 23352fa67efeaf66a9332c30a026dc1c21bef6c33a6cBenjamin Kramer/// here need to also be made there. 233629293cddc682091a16a71f513e605995473f7f45Dylan Noblesmith/// 23377034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// We intentionally avoid using a nothrow specification here so that the calls 23387034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// to this operator will not perform a null check on the result -- the 23397034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// underlying allocator never returns null pointers. 23407034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// 2341e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 2342e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 2343f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 2344e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 2345e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 2346f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// IntegerLiteral *Ex2 = new (Context, 4) IntegerLiteral(arguments); 2347e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 2348e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 2349e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 23504398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 2351e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 2352e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 2353e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 235442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 235542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 2356e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 23574ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void *operator new(size_t Bytes, const clang::ASTContext &C, 23587034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar size_t Alignment) { 2359c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 2360e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 2361e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 2362e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 2363e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 2364e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 2365e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 2366e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 23677034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbarinline void operator delete(void *Ptr, const clang::ASTContext &C, size_t) { 2368c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 2369e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 2370e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 237142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 23727034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// obtaining memory. 23737034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// 23747034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// We intentionally avoid using a nothrow specification here so that the calls 23757034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// to this operator will not perform a null check on the result -- the 23767034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// underlying allocator never returns null pointers. 23777034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar/// 237842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 237942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 2380f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 238142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 238242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 2383f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// char *data = new (Context, 4) char[10]; 238442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 238542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 238642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 23874398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 238842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 238942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 239042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 239142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 239242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 239342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 23944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void *operator new[](size_t Bytes, const clang::ASTContext& C, 23957034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbar size_t Alignment = 8) { 239642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 239742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 239842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 239942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 240042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 240142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 240242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 240342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 240442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 24057034fb6c7be710883a970f82cb2da97bf1cf5cdaDaniel Dunbarinline void operator delete[](void *Ptr, const clang::ASTContext &C, size_t) { 240642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 240742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 240842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 24096bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines/// \brief Create the representation of a LazyGenerationalUpdatePtr. 24106bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hinestemplate <typename Owner, typename T, 24116bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines void (clang::ExternalASTSource::*Update)(Owner)> 24126bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hinestypename clang::LazyGenerationalUpdatePtr<Owner, T, Update>::ValueType 24136bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines clang::LazyGenerationalUpdatePtr<Owner, T, Update>::makeValue( 24146bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines const clang::ASTContext &Ctx, T Value) { 24156bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines // Note, this is implemented here so that ExternalASTSource.h doesn't need to 24166bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines // include ASTContext.h. We explicitly instantiate it for all relevant types 24176bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines // in ASTContext.cpp. 24186bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines if (auto *Source = Ctx.getExternalSource()) 24196bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines return new (Ctx) LazyData(Source, Value); 24206bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines return Value; 24216bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines} 24226bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines 24235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 2424