ASTContext.h revision 4ba2a17694148e16eaa8d3917f657ffcd3667be4
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- ASTContext.h - Context to hold long-lived AST nodes ----*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the ASTContext interface. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_ASTCONTEXT_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_ASTCONTEXT_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 172e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#include "clang/Basic/IdentifierTable.h" 18e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek#include "clang/Basic/LangOptions.h" 19ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor#include "clang/Basic/OperatorKinds.h" 20fe6b2d481d91140923f4541f273b253291884214Douglas Gregor#include "clang/Basic/PartialDiagnostic.h" 21ad75653f81dece1c806e9c28dd7e7582c9929a27Ted Kremenek#include "clang/AST/Decl.h" 22ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor#include "clang/AST/NestedNameSpecifier.h" 23d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor#include "clang/AST/PrettyPrinter.h" 247532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/TemplateName.h" 25464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/Type.h" 2650d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor#include "clang/AST/CanonicalType.h" 27046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson#include "clang/AST/UsuallyTinyPtrVector.h" 28464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "llvm/ADT/DenseMap.h" 2968d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff#include "llvm/ADT/FoldingSet.h" 302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/ADT/OwningPtr.h" 31432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian#include "llvm/ADT/SmallPtrSet.h" 326c2b6eb8d836da19007f7540709e16d5e39a1cbaChris Lattner#include "llvm/Support/Allocator.h" 335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 35b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattnernamespace llvm { 36b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner struct fltSemantics; 37bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar class raw_ostream; 38b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner} 39b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner 405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 41a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner class FileManager; 42e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class ASTRecordLayout; 435e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall class BlockExpr; 44bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck class CharUnits; 45aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor class Diagnostic; 46e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Expr; 472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor class ExternalASTSource; 487b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis class ASTMutationListener; 49c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner class IdentifierTable; 50e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SelectorTable; 51e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SourceManager; 52d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor class TargetInfo; 53071cc7deffad608165b1ddd5263e8bf181861520Charles Davis class CXXABI; 54e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar // Decls 553478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek class DeclContext; 56f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson class CXXMethodDecl; 57f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson class CXXRecordDecl; 58e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Decl; 590d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class FieldDecl; 600d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarDecl; 610d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarRefExpr; 62c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar class ObjCPropertyDecl; 63e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class RecordDecl; 640c01d18094100db92d38daa923c95661512db203John McCall class StoredDeclsMap; 65e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TagDecl; 663e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class TemplateTemplateParmDecl; 670d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class TemplateTypeParmDecl; 68e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TranslationUnitDecl; 69e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypeDecl; 70e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypedefDecl; 710d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class UsingDecl; 72ed97649e9574b9d854fa4d6109c9333ae0993554John McCall class UsingShadowDecl; 73eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall class UnresolvedSetIterator; 741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 751b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner namespace Builtin { class Context; } 761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ASTContext - This class holds long-lived AST nodes (such as types and 785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// decls) that can be referred to throughout the semantic analysis of a file. 791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpclass ASTContext { 80ef99001908e799c388f1363b1e607dad5f5b57d3John McCall ASTContext &this_() { return *this; } 81ef99001908e799c388f1363b1e607dad5f5b57d3John McCall 824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable std::vector<Type*> Types; 834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ExtQuals> ExtQualNodes; 844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ComplexType> ComplexTypes; 854ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<PointerType> PointerTypes; 864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<BlockPointerType> BlockPointerTypes; 874ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<LValueReferenceType> LValueReferenceTypes; 884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<RValueReferenceType> RValueReferenceTypes; 894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<MemberPointerType> MemberPointerTypes; 904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ConstantArrayType> ConstantArrayTypes; 914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<IncompleteArrayType> IncompleteArrayTypes; 924ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable std::vector<VariableArrayType*> VariableArrayTypes; 934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentSizedArrayType> DependentSizedArrayTypes; 944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentSizedExtVectorType> 954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad DependentSizedExtVectorTypes; 964ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<VectorType> VectorTypes; 974ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<FunctionNoProtoType> FunctionNoProtoTypes; 984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<FunctionProtoType> FunctionProtoTypes; 994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentTypeOfExprType> DependentTypeOfExprTypes; 1004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentDecltypeType> DependentDecltypeTypes; 1014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<TemplateTypeParmType> TemplateTypeParmTypes; 1024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<SubstTemplateTypeParmType> 1034ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SubstTemplateTypeParmTypes; 1044ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::ContextualFoldingSet<TemplateSpecializationType, ASTContext&> 105ef99001908e799c388f1363b1e607dad5f5b57d3John McCall TemplateSpecializationTypes; 1064ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ParenType> ParenTypes; 1074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ElaboratedType> ElaboratedTypes; 1084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentNameType> DependentNameTypes; 1094ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::ContextualFoldingSet<DependentTemplateSpecializationType, 1104ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ASTContext&> 11133500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypes; 1127536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor llvm::FoldingSet<PackExpansionType> PackExpansionTypes; 1134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ObjCObjectTypeImpl> ObjCObjectTypes; 1144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<ObjCObjectPointerType> ObjCObjectPointerTypes; 1159d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall llvm::FoldingSet<AttributedType> AttributedTypes; 1161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 1184ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 1197532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 120ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 121ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 122ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 1234ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 1244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable NestedNameSpecifier *GlobalNestedNameSpecifier; 125ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 126ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 12788a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// ASTRecordLayouts - A cache mapping from RecordDecls to ASTRecordLayouts. 128a9a4a24592a2164114a8a36717650e6341eb67a4Ted Kremenek /// This is lazily created. This is intentionally not serialized. 1294ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> 1304ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ASTRecordLayouts; 1314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> 1324ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ObjCLayouts; 133f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 134f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// KeyFunctions - A cache mapping from CXXRecordDecls to key functions. 135f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson llvm::DenseMap<const CXXRecordDecl*, const CXXMethodDecl*> KeyFunctions; 136f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1378a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1388a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 1398a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1401ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Mapping from __block VarDecls to their copy initialization expr. 141830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian llvm::DenseMap<const VarDecl*, Expr*> BlockVarCopyInits; 1421ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 1433e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// \brief Representation of a "canonical" template template parameter that 1443e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// is used in canonical template names. 1453e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class CanonicalTemplateTemplateParm : public llvm::FoldingSetNode { 1463e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm; 1473e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1483e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor public: 1493e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor CanonicalTemplateTemplateParm(TemplateTemplateParmDecl *Parm) 1503e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor : Parm(Parm) { } 1513e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1523e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *getParam() const { return Parm; } 1533e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1543e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor void Profile(llvm::FoldingSetNodeID &ID) { Profile(ID, Parm); } 1553e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1563e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor static void Profile(llvm::FoldingSetNodeID &ID, 1573e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm); 1583e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor }; 1594ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::FoldingSet<CanonicalTemplateTemplateParm> 1604ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanonTemplateTemplateParms; 1613e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1624ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateTemplateParmDecl * 1634ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getCanonicalTemplateTemplateParmDecl(TemplateTemplateParmDecl *TTP) const; 164006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 165006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis /// \brief Whether __[u]int128_t identifier is installed. 166006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis bool IsInt128Installed; 167006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 168b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// BuiltinVaListType - built-in va list type. 169b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// This is initially null and set by Sema::LazilyCreateBuiltin when 170b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// a builtin that takes a valist is encountered. 171b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType BuiltinVaListType; 172d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1736083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCIdType - a pseudo built-in typedef type (set by Sema). 174de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCIdTypedefType; 1751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1766083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCSelType - another pseudo built-in typedef type (set by Sema). 17713dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType ObjCSelTypedefType; 1781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1796083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCProtoType - another pseudo built-in typedef type (set by Sema). 180a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCProtoType; 181390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian const RecordType *ProtoStructType; 1828baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1836083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCClassType - another pseudo built-in typedef type (set by Sema). 184de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCClassTypedefType; 1851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 186a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 1874ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *CFConstantStringTypeDecl; 1887a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 1894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *NSConstantStringTypeDecl; 1902bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 1914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *ObjCFastEnumerationStateTypeDecl; 1921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 193c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 194c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 1951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1968fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 197782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 1981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1998fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 200782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 2011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 202adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 2034ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *BlockDescriptorType; 204adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 205083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 2064ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable RecordDecl *BlockDescriptorExtendedType; 207083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 208bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo NullTypeSourceInfo; 209bf1a028246d884a540aeafa38e89be59a269b072John McCall 2101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 21168584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 21268584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 21368584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 2146320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor llvm::DenseMap<const Decl*, AttrVec*> DeclAttrs; 2152455636163fdd18581d7fdae816433f886d88213Mike Stump 2167caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Keeps track of the static data member templates from which 2177caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static data members of class template specializations were instantiated. 2187caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2197caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// This data structure stores the mapping from instantiations of static 2207caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// data members to the static data member representations within the 221251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template from which they were instantiated along with the kind 222251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// of instantiation or specialization (a TemplateSpecializationKind - 1). 2237caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2247caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 2257caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2267caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 2277caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2287caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 2297caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 2307caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 2317caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2327caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2337caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 2347caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2357caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 2367caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 2377caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 2397caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 240251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template X) and will be marked TSK_ImplicitInstantiation. 241663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor llvm::DenseMap<const VarDecl *, MemberSpecializationInfo *> 242251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor InstantiatedFromStaticDataMember; 2431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 244ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Keeps track of the declaration from which a UsingDecl was 245ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// created during instantiation. The source declaration is always 246ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// a UsingDecl, an UnresolvedUsingValueDecl, or an 247ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// UnresolvedUsingTypenameDecl. 2480d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2490d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 2500d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 2510d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2520d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 2530d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 2540d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2550d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2560d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2570d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 2580d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 2590d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2600d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2610d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 2620d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 2630d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2640d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 2650d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 266ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingDecl *, NamedDecl *> InstantiatedFromUsingDecl; 267ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 268ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingShadowDecl*, UsingShadowDecl*> 269ed97649e9574b9d854fa4d6109c9333ae0993554John McCall InstantiatedFromUsingShadowDecl; 2701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 271d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 2721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2737d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Mapping that stores the methods overridden by a given C++ 2747d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// member function. 2757d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// 2767d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Since most C++ member functions aren't virtual and therefore 2777d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// don't override anything, we store the overridden functions in 2787d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// this map on the side rather than within the CXXMethodDecl structure. 279046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson typedef UsuallyTinyPtrVector<const CXXMethodDecl> CXXMethodVector; 2807d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor llvm::DenseMap<const CXXMethodDecl *, CXXMethodVector> OverriddenMethods; 2817d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 282ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 283ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 284e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// SourceMgr - The associated SourceManager object. 285b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 2861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 287e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// LangOpts - The language options used to create the AST associated with 288e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 289e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek LangOptions LangOpts; 290e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 29163fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// \brief The allocator used to create AST objects. 29263fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// 29363fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects are never destructed; rather, all memory associated with the 29463fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects will be released when the ASTContext itself is destroyed. 2954ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable llvm::BumpPtrAllocator BumpAlloc; 2961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 297fe6b2d481d91140923f4541f273b253291884214Douglas Gregor /// \brief Allocator for partial diagnostics. 298fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator DiagAllocator; 299071cc7deffad608165b1ddd5263e8bf181861520Charles Davis 300071cc7deffad608165b1ddd5263e8bf181861520Charles Davis /// \brief The current C++ ABI. 301ff75dfde6a351c57f41366d309c0bd11aba69bceArgyrios Kyrtzidis llvm::OwningPtr<CXXABI> ABI; 302071cc7deffad608165b1ddd5263e8bf181861520Charles Davis CXXABI *createCXXABI(const TargetInfo &T); 30336d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 30436d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis friend class ASTDeclReader; 30536d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 3061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 307444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar const TargetInfo &Target; 30871993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 30929238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 3101b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 3114ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable DeclarationNameTable DeclarationNames; 3122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor llvm::OwningPtr<ExternalASTSource> ExternalSource; 3137b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *Listener; 314d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor clang::PrintingPolicy PrintingPolicy; 3152e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3160f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // Typedefs which may be provided defining the structure of Objective-C 3170f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // pseudo-builtins 3180f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCIdRedefinitionType; 3190f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCClassRedefinitionType; 320369a3bd9979cf529eed529aa037de713c213e47dFariborz Jahanian QualType ObjCSelRedefinitionType; 3210f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall 3227a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 323a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 3244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void *Allocate(unsigned Size, unsigned Align = 8) const { 32563fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor return BumpAlloc.Allocate(Size, Align); 326c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 3274ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void Deallocate(void *Ptr) const { } 328fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 329fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator &getDiagAllocator() { 330fe6b2d481d91140923f4541f273b253291884214Douglas Gregor return DiagAllocator; 331fe6b2d481d91140923f4541f273b253291884214Douglas Gregor } 332fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 333e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek const LangOptions& getLangOptions() const { return LangOpts; } 3341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 33578a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis Diagnostic &getDiagnostics() const; 33678a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis 3371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 3389c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 3399c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 340ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 34168584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 3426320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor AttrVec& getDeclAttrs(const Decl *D); 3431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 34468584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 3456320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor void eraseDeclAttrs(const Decl *D); 3462455636163fdd18581d7fdae816433f886d88213Mike Stump 3477caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 3481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 3497caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 350663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor MemberSpecializationInfo *getInstantiatedFromStaticDataMember( 351663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor const VarDecl *Var); 3521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3537caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 3547caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 355251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl, 3569421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis TemplateSpecializationKind TSK, 3579421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis SourceLocation PointOfInstantiation = SourceLocation()); 3581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 359ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief If the given using decl is an instantiation of a 360ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// (possibly unresolved) using decl from a template instantiation, 361d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 362ed97649e9574b9d854fa4d6109c9333ae0993554John McCall NamedDecl *getInstantiatedFromUsingDecl(UsingDecl *Inst); 363d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 364ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Remember that the using decl \p Inst is an instantiation 365ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// of the using decl \p Pattern of a class template. 366ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingDecl(UsingDecl *Inst, NamedDecl *Pattern); 3671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 368ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst, 369ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *Pattern); 370ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *getInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst); 3711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 372d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 3731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 374d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 3751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3767d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor // Access to the set of methods overridden by the given C++ method. 3777d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor typedef CXXMethodVector::iterator overridden_cxx_method_iterator; 3787d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3797d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_begin(const CXXMethodDecl *Method) const; 3807d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 3817d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3827d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_end(const CXXMethodDecl *Method) const; 3837d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 384c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis unsigned overridden_methods_size(const CXXMethodDecl *Method) const; 385c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis 3867d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Note that the given C++ \p Method overrides the given \p 3877d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Overridden method. 3887d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor void addOverriddenMethod(const CXXMethodDecl *Method, 3897d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor const CXXMethodDecl *Overridden); 3907d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 391ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 392ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 3931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 395e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidTy; 396e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType BoolTy; 397e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType CharTy; 398e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType WCharTy; // [C++ 3.9.1p5], integer type in C99. 399e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 400e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 401e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 402e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 403e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedLongLongTy, UnsignedInt128Ty; 404e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatTy, DoubleTy, LongDoubleTy; 405e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 406e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidPtrTy, NullPtrTy; 4072a984cad5ac3fdceeff2bd99daa7b90979313475John McCall CanQualType OverloadTy, UndeducedAutoTy; 408e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType DependentTy; 40913dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian CanQualType ObjCBuiltinIdTy, ObjCBuiltinClassTy, ObjCBuiltinSelTy; 4108e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 411444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar ASTContext(const LangOptions& LOpts, SourceManager &SM, const TargetInfo &t, 4121b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner IdentifierTable &idents, SelectorTable &sels, 4131b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &builtins, 41463fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor unsigned size_reserve); 415fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 4165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 4176ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 4182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 4192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 4202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 4212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 4222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 4232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void setExternalSource(llvm::OwningPtr<ExternalASTSource> &Source); 4242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 4252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 4262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 4272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ExternalASTSource *getExternalSource() const { return ExternalSource.get(); } 4282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 4297b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Attach an AST mutation listener to the AST context. 4307b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// 4317b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// The AST mutation listener provides the ability to track modifications to 4327b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// the abstract syntax tree entities committed after they were initially 4337b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// created. 4347b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis void setASTMutationListener(ASTMutationListener *Listener) { 4357b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis this->Listener = Listener; 4367b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis } 4377b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 4387b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Retrieve a pointer to the AST mutation listener associated 4397b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// with this AST context, if any. 4407b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *getASTMutationListener() const { return Listener; } 4417b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 4425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 44303ed44061df258e74a40383bda849e14b892a8c6Ted Kremenek const std::vector<Type*>& getTypes() const { return Types; } 444d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 445464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 446464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 447464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 4481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4490953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 4500953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getExtQualType - Return a type with extended qualifiers. 4514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getExtQualType(const Type *Base, Qualifiers Quals) const; 4520953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4534ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeDeclTypeSlow(const TypeDecl *Decl) const; 454becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 4550953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 4561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getAddSpaceQualType - Return the uniqued reference to the type for an 4571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// address space qualified type with the specified type and address space. 4581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 4591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 460f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 4614ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace) const; 4621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 463d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// getObjCGCQualType - Returns the uniqued reference to the type for an 464d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// objc gc qualified type. The retulting type has a union of the qualifiers 465d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// from T and the gc attribute. 4664ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr) const; 4670953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4680953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getRestrictType - Returns the uniqued reference to the type for a 4690953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'restrict' qualified type. The resulting type has a union of the 4700953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'restrict'. 4714ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRestrictType(QualType T) const { 4720953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 4730953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 4740953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4750953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getVolatileType - Returns the uniqued reference to the type for a 4760953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'volatile' qualified type. The resulting type has a union of the 4770953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'volatile'. 4784ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getVolatileType(QualType T) const { 479f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor return T.withFastQualifiers(Qualifiers::Volatile); 480f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor } 4810953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4820953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getConstType - Returns the uniqued reference to the type for a 4830953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'const' qualified type. The resulting type has a union of the 4840953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'const'. 4850953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 4860953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// It can be reasonably expected that this will always be 4870953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// equivalent to calling T.withConst(). 4884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getConstType(QualType T) const { return T.withConst(); } 4891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 490e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall /// adjustFunctionType - Change the ExtInfo on a function type. 491e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall const FunctionType *adjustFunctionType(const FunctionType *Fn, 492e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall FunctionType::ExtInfo EInfo); 493e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall 4945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getComplexType - Return the uniqued reference to the type for a complex 4955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 4964ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getComplexType(QualType T) const; 4974ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getComplexType(CanQualType T) const { 498e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getComplexType((QualType) T)); 499e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 5001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getPointerType - Return the uniqued reference to the type for a pointer to 5025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 5034ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getPointerType(QualType T) const; 5044ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getPointerType(CanQualType T) const { 505e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getPointerType((QualType) T)); 506e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 5075618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 5085618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// getBlockPointerType - Return the uniqued reference to the type for a block 5095618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// of the specified type. 5104ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockPointerType(QualType T) const; 511f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 512adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of the descriptor for pointer to 513adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// blocks. 5144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockDescriptorType() const; 515adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 516adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump // Set the type for a Block descriptor type. 517adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump void setBlockDescriptorType(QualType T); 518adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// Get the BlockDescriptorType type, or NULL if it hasn't yet been built. 519adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump QualType getRawBlockdescriptorType() { 520adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump if (BlockDescriptorType) 521adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return getTagDeclType(BlockDescriptorType); 522adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return QualType(); 523adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump } 524adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 525083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// This gets the struct used to keep track of the extended descriptor for 526083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// pointer to blocks. 5274ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBlockDescriptorExtendedType() const; 528083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 529083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump // Set the type for a Block descriptor extended type. 530083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump void setBlockDescriptorExtendedType(QualType T); 531083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// Get the BlockDescriptorExtendedType type, or NULL if it hasn't yet been 532083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// built. 5334ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawBlockdescriptorExtendedType() const { 534083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump if (BlockDescriptorExtendedType) 535083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return getTagDeclType(BlockDescriptorExtendedType); 536083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return QualType(); 537083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump } 538083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 539adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of pointer to blocks, complete 540adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// with captured variables. 541083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getBlockParmType(bool BlockHasCopyDispose, 5424ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::SmallVectorImpl<const Expr *> &Layout) const; 543adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 544ea26cb522e88fc86b0d1cae61dcefcfe4cc20231Mike Stump /// This builds the struct used for __block variables. 5454ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType BuildByRefType(llvm::StringRef DeclName, QualType Ty) const; 546af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump 547af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump /// Returns true iff we need copy/dispose helpers for the given type. 5484ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad bool BlockRequiresCopying(QualType Ty) const; 549adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 5507c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getLValueReferenceType - Return the uniqued reference to the type for an 5517c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// lvalue reference to the specified type. 5524ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getLValueReferenceType(QualType T, bool SpelledAsLValue = true) 5534ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 5547c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 5557c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getRValueReferenceType - Return the uniqued reference to the type for an 5567c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// rvalue reference to the specified type. 5574ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRValueReferenceType(QualType T) const; 558f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 559f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// getMemberPointerType - Return the uniqued reference to the type for a 560f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// member pointer to the specified type in the specified class. The class 561f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// is a Type because it could be a dependent name. 5624ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getMemberPointerType(QualType T, const Type *Cls) const; 563f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 564bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getVariableArrayType - Returns a non-unique reference to the type for a 565bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// variable array of the specified element type. 566c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 567c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 5687e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 5694ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceRange Brackets) const; 5701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 571898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// getDependentSizedArrayType - Returns a non-unique reference to 572898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// the type for a dependently-sized array of the specified element 573898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 574898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// comparable, at some point. 575898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 576fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 5777e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 5784ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceRange Brackets) const; 579fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 580c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// getIncompleteArrayType - Returns a unique reference to the type for a 581c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// incomplete array of the specified element type. 582c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 583c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 5844ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned EltTypeQuals) const; 585c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 586bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getConstantArrayType - Return the unique reference to the type for a 587bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// constant array of the specified element type. 588c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 589c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 5904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned EltTypeQuals) const; 591745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 592745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// getUnknownSizeVariableArrayType - Return a variable array type with 593745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// all variable indices replaced with unknow [*] size. 5944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getUnknownSizeVariableArrayType(QualType Ty) const; 595745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 596745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// getVariableArrayDecayedType - Returns a vla type where known sizes 597745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// are replaced with [*] 5984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getVariableArrayDecayedType(QualType Ty) const; 5997e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 60073322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getVectorType - Return the unique reference to a vector type of 60173322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 60282287d19ded35248c4ce6a425ce74116a13ce44eJohn Thompson QualType getVectorType(QualType VectorType, unsigned NumElts, 6034ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad VectorType::VectorKind VecKind) const; 60473322924127c873c13101b705dd823f5539ffa5fSteve Naroff 605213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// getExtVectorType - Return the unique reference to an extended vector type 606213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// of the specified element type and size. VectorType must be a built-in 607213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// type. 6084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getExtVectorType(QualType VectorType, unsigned NumElts) const; 6095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6109cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// getDependentSizedExtVectorType - Returns a non-unique reference to 6119cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// the type for a dependently-sized vector of the specified element 6129cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 6139cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// comparable, at some point. 6141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 6159cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 6164ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceLocation AttrLoc) const; 6179cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 61872564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor /// getFunctionNoProtoType - Return a K&R style C function type like 'int()'. 6195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 620264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola QualType getFunctionNoProtoType(QualType ResultTy, 6214ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FunctionType::ExtInfo &Info) const; 622264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola 6234ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getFunctionNoProtoType(QualType ResultTy) const { 624264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola return getFunctionNoProtoType(ResultTy, FunctionType::ExtInfo()); 6256a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola } 626465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 627e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall /// getFunctionType - Return a normal function type with a typed 628e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall /// argument list. 629e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall QualType getFunctionType(QualType ResultTy, 630e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall const QualType *Args, unsigned NumArgs, 6314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FunctionProtoType::ExtProtoInfo &EPI) const; 6322ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 6332ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// getTypeDeclType - Return the unique reference to the type for 6342ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// the specified type declaration. 635becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclType(const TypeDecl *Decl, 6364ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TypeDecl *PrevDecl = 0) const { 637becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(Decl && "Passed null for Decl param"); 638becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (Decl->TypeForDecl) return QualType(Decl->TypeForDecl, 0); 639becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 640becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (PrevDecl) { 641becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(PrevDecl->TypeForDecl && "previous decl has no TypeForDecl"); 642becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall Decl->TypeForDecl = PrevDecl->TypeForDecl; 643becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return QualType(PrevDecl->TypeForDecl, 0); 644becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 645becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 646becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return getTypeDeclTypeSlow(Decl); 647becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 6482ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 6495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTypedefType - Return the unique reference to the type for the 6505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified typename decl. 6514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypedefType(const TypedefDecl *Decl, QualType Canon = QualType()) 6524ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 653fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 6544ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRecordType(const RecordDecl *Decl) const; 655400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 6564ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getEnumType(const EnumDecl *Decl) const; 657400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 6584ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getInjectedClassNameType(CXXRecordDecl *Decl, QualType TST) const; 6593cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 6609d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType getAttributedType(AttributedType::Kind attrKind, 6619d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType modifiedType, 6629d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall QualType equivalentType); 6639d156a7b1b2771e191f2f5a45a7b7a694129463bJohn McCall 66449a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType getSubstTemplateTypeParmType(const TemplateTypeParmType *Replaced, 6654ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Replacement) const; 66649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 6671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTemplateTypeParmType(unsigned Depth, unsigned Index, 66876e4ce42a30cee4dc40ce7c6014874fbc4f9baa7Anders Carlsson bool ParameterPack, 6694ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad IdentifierInfo *Name = 0) const; 670fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 6717532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 6727532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 6737532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 6744ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 675833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 6769763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis QualType getCanonicalTemplateSpecializationType(TemplateName T, 6779763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis const TemplateArgument *Args, 6784ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned NumArgs) const; 6799763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis 680833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall QualType getTemplateSpecializationType(TemplateName T, 681d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo &Args, 6824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 68355f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 6843cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall TypeSourceInfo * 6853cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall getTemplateSpecializationTypeInfo(TemplateName T, SourceLocation TLoc, 6863cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const TemplateArgumentListInfo &Args, 6874ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 6883cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 6894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getParenType(QualType NamedType) const; 690075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara 691465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType getElaboratedType(ElaboratedTypeKeyword Keyword, 692465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara NestedNameSpecifier *NNS, 6934ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType NamedType) const; 6944a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType getDependentNameType(ElaboratedTypeKeyword Keyword, 6954a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NestedNameSpecifier *NNS, 6964a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor const IdentifierInfo *Name, 6974ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType Canon = QualType()) const; 69833500955d731c73717af52088b7fc0e7a85681e7John McCall 69933500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 70033500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 70133500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 7024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TemplateArgumentListInfo &Args) const; 70333500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 70433500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 70533500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 70633500955d731c73717af52088b7fc0e7a85681e7John McCall unsigned NumArgs, 7074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const TemplateArgument *Args) const; 708e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 7097536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor QualType getPackExpansionType(QualType Pattern); 7107536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 7114ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl) const; 712c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 713c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectType(QualType Base, 714c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall ObjCProtocolDecl * const *Protocols, 7154ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned NumProtocols) const; 716c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 717c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// getObjCObjectPointerType - Return a ObjCObjectPointerType type 718c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// for the given ObjCObjectType. 7194ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCObjectPointerType(QualType OIT) const; 7201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 721d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff /// getTypeOfType - GCC extension. 7224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeOfExprType(Expr *e) const; 7234ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTypeOfType(QualType t) const; 7241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 725395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson /// getDecltypeType - C++0x decltype. 7264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getDecltypeType(Expr *e) const; 7271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTagDeclType - Return the unique reference to the type for the 7295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified TagDecl (struct/union/class/enum) decl. 7304ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getTagDeclType(const TagDecl *Decl) const; 7311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getSizeType - Return the unique type for "size_t" (C99 7.17), defined 7335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// in <stddef.h>. The sizeof operator requires this (C99 6.5.3.4p4). 734a3ccda58913cc1a4b8564e349448b12acc462da7Anders Carlsson CanQualType getSizeType() const; 735fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 7363a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// getWCharType - In C++, this returns the unique wchar_t type. In C99, this 7373a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// returns a type compatible with the type defined in <stddef.h> as defined 7383a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// by the target. 7393a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 74064c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 74164c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getSignedWCharType - Return the type of "signed wchar_t". 74264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 74364c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 74464c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 74564c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getUnsignedWCharType - Return the type of "unsigned wchar_t". 74664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 74764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 7481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7498b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// getPointerDiffType - Return the unique type for "ptrdiff_t" (ref?) 7508b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// defined in <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 7518b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 7521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 753beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // getCFConstantStringType - Return the C structure type used to represent 754beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // constant CFStrings. 7554ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getCFConstantStringType() const; 7561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7572bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // getNSConstantStringType - Return the C structure type used to represent 7582bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // constant NSStrings. 7594ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getNSConstantStringType() const; 7602bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// Get the structure type used to representation NSStrings, or NULL 7612bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// if it hasn't yet been built. 7624ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawNSConstantStringType() const { 7632bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian if (NSConstantStringTypeDecl) 7642bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return getTagDeclType(NSConstantStringTypeDecl); 7652bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return QualType(); 7662bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian } 7672bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian void setNSConstantStringType(QualType T); 7682bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 7692bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 770319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 771319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 7724ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawCFConstantStringType() const { 773319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 774319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 775319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 776319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 777319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 778319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 779983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 780a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 7811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 7821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 7832198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 784b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 785bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson //// This gets the struct used to keep track of fast enumerations. 7864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getObjCFastEnumerationStateType() const; 7871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 788319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the ObjCFastEnumerationState type, or NULL if it hasn't yet 789319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// been built. 7904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getRawObjCFastEnumerationStateType() const { 791319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (ObjCFastEnumerationStateTypeDecl) 792319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(ObjCFastEnumerationStateTypeDecl); 793319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 794319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 795319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 796319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCFastEnumerationStateType(QualType T); 797319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 798c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 799c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 8001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 801c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 8024ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getFILEType() const { 8031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 804c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 805c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 806c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 807782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 808782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 809fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 810fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 811fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 8121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 813782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 8144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getjmp_bufType() const { 8151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 816782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 817782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 818782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 819782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 820782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 821fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 822fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 823fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 8241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 825782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 8264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getsigjmp_bufType() const { 8271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 828782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 829782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 830782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 8311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 832d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// getObjCEncodingForType - Emit the ObjC type encoding for the 833d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// given type into \arg S. If \arg NameFields is specified then 834d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// record field names are also encoded. 8351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForType(QualType t, std::string &S, 8364ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const FieldDecl *Field=0) const; 837a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 838a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 8391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 840ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian // Put the string version of type qualifiers into S. 8411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 842ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 8431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8445389f48b24937ad7b4093307128b3cbf25235654David Chisnall /// getObjCEncodingForFunctionDecl - Returns the encoded type for this 8455389f48b24937ad7b4093307128b3cbf25235654David Chisnall //function. This is in the same format as Objective-C method encodings. 8465389f48b24937ad7b4093307128b3cbf25235654David Chisnall void getObjCEncodingForFunctionDecl(const FunctionDecl *Decl, std::string& S); 8475389f48b24937ad7b4093307128b3cbf25235654David Chisnall 848a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingForMethodDecl - Return the encoded type for this method 84933e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// declaration. 8504ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S) 8514ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 8521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8535e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// getObjCEncodingForBlockDecl - Return the encoded type for this block 8545e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// declaration. 8554ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void getObjCEncodingForBlock(const BlockExpr *Expr, std::string& S) const; 8565e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall 857c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 858c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 859c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 860c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 8611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 862c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 8634ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad std::string &S) const; 8641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8650fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 8664ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad ObjCProtocolDecl *rProto) const; 8671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 868a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingTypeSize returns size of type for objective-c encoding 869aa8741a1db98eef05f09b1200dba94aa5dc3bc3dKen Dyck /// purpose in characters. 8704ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getObjCEncodingTypeSize(QualType t) const; 871d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 872006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis /// \brief Whether __[u]int128_t identifier is installed. 873006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis bool isInt128Installed() const { return IsInt128Installed; } 874006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis void setInt128Installed() { IsInt128Installed = true; } 875006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 876d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter represents the ObjC 'id' type. It is setup lazily, by 877d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. id is always a (typedef for a) pointer type, a pointer to a struct. 878de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCIdType() const { return ObjCIdTypedefType; } 879319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCIdType(QualType T); 8801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 881319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCSelType(QualType T); 88213dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType getObjCSelType() const { return ObjCSelTypedefType; } 8831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 884a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCProtoType(QualType QT); 885a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCProtoType() const { return ObjCProtoType; } 8861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 887d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter repreents the ObjC 'Class' type. It is setup lazily, by 888d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. 'Class' is always a (typedef for a) pointer type, a pointer to a 889d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// struct. 890de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCClassType() const { return ObjCClassTypedefType; } 891319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCClassType(QualType T); 8921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 893b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson void setBuiltinVaListType(QualType T); 894b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType getBuiltinVaListType() const { return BuiltinVaListType; } 895f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 8960953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getCVRQualifiedType - Returns a type with additional const, 8970953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// volatile, or restrict qualifiers. 8984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getCVRQualifiedType(QualType T, unsigned CVR) const { 8990953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 9000953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9010953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9020953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 9034ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getQualifiedType(QualType T, Qualifiers Qs) const { 9040953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 9050953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 9060953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 9070953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 9080953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 9090953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9100953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9110953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 9124ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getQualifiedType(const Type *T, Qualifiers Qs) const { 9130953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 9140953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 9150953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 9160953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9170953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9182577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo getNameForTemplate(TemplateName Name, 9194ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad SourceLocation NameLoc) const; 92080ad16f4b2b350ddbaae21a52975e63df5aafc2cJohn McCall 921eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall TemplateName getOverloadedTemplateName(UnresolvedSetIterator Begin, 9224ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad UnresolvedSetIterator End) const; 9230bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall 9241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 9257532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 9264ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateDecl *Template) const; 9271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 9294ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const IdentifierInfo *Name) const; 930ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 9314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad OverloadedOperatorKind Operator) const; 9327532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 93386df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 934782fa308a765aeac2acb39c4e697c937ec21185bMike Stump GE_None, //< No error 935f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_stdio, //< Missing a type from <stdio.h> 936f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_setjmp //< Missing a type from <setjmp.h> 93786df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 9381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 93914e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// GetBuiltinType - Return the type for the specified builtin. If 94014e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// IntegerConstantArgs is non-null, it is filled in with a bitmask of 94114e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// arguments to the builtin that are required to be integer constant 94214e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// expressions. 94314e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error, 9444ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned *IntegerConstantArgs = 0) const; 9451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 946d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 947e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getFromTargetType(unsigned Type) const; 948b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 949464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 950b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 951b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 9521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 953d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 9544fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// getObjCGCAttr - Returns one of GCNone, Weak or Strong objc's 9554fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// garbage collection attribute. 9564fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// 957ae278a3a57595349a411f6474938d4dd1b263a0eJohn McCall Qualifiers::GC getObjCGCAttrKind(QualType Ty) const; 9581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 959f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// areCompatibleVectorTypes - Return true if the given vector types 960f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// are of the same unqualified type or if they are equivalent to the same 961f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// GCC vector type, ignoring whether they are target-specific (AltiVec or 962f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// Neon) types. 963255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor bool areCompatibleVectorTypes(QualType FirstVec, QualType SecondVec); 964255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor 965fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// isObjCNSObjectType - Return true if this is an NSObject object with 966fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// its NSObject attribute set. 967fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian bool isObjCNSObjectType(QualType Ty) const; 9681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 969b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 970464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 971464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 9721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 973b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// getFloatTypeSemantics - Return the APFloat 'semantics' for the specified 974b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// scalar floating point type. 975b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 9761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 977464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeInfo - Get the size and alignment of the specified complete type in 978464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// bits. 9794ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad std::pair<uint64_t, unsigned> getTypeInfo(const Type *T) const; 9804ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad std::pair<uint64_t, unsigned> getTypeInfo(QualType T) const { 9811d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 9821d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 984464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeSize - Return the size of the specified type, in bits. This method 985464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// does not work on incomplete types. 9864ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getTypeSize(QualType T) const { 98798be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 988464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 9894ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getTypeSize(const Type *T) const { 9901d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 9911d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 993cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getCharWidth - Return the size of the character type, in bits 9944ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad uint64_t getCharWidth() const { 995f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck return getTypeSize(CharTy); 996f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck } 997f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 998cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getTypeSizeInChars - Return the size of the specified type, in characters. 999f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck /// This method does not work on incomplete types. 10004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeSizeInChars(QualType T) const; 10014ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeSizeInChars(const Type *T) const; 1002f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 100334ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getTypeAlign - Return the ABI-specified alignment of a type, in bits. 100434ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// This method does not work on incomplete types. 10054ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getTypeAlign(QualType T) const { 100698be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 1007464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 10084ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getTypeAlign(const Type *T) const { 10091d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 10101d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 10111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 101216e20cce43385001f33f8e3f90ee345609c805d1Ken Dyck /// getTypeAlignInChars - Return the ABI-specified alignment of a type, in 101386fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck /// characters. This method does not work on incomplete types. 10144ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeAlignInChars(QualType T) const; 10154ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getTypeAlignInChars(const Type *T) const; 101686fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck 1017ea1471e0e967548c596a71469702f8846dbaf3c0John McCall std::pair<CharUnits, CharUnits> getTypeInfoInChars(const Type *T); 1018ea1471e0e967548c596a71469702f8846dbaf3c0John McCall std::pair<CharUnits, CharUnits> getTypeInfoInChars(QualType T); 1019ea1471e0e967548c596a71469702f8846dbaf3c0John McCall 102034ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getPreferredTypeAlign - Return the "preferred" alignment of the specified 102134ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// type for the current target in bits. This can be different than the ABI 102234ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// alignment in cases where it is beneficial for performance to overalign 102334ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// a data type. 10244ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getPreferredTypeAlign(const Type *T) const; 10251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10268b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// getDeclAlign - Return a conservative estimate of the alignment of 10278b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// the specified decl. Note that bitfields do not have a valid alignment, so 10288b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// this method will assert on them. 10298b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// If @p RefAsPointee, references are treated like their underlying type 10308b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// (for alignof), else they're treated like pointers (for CodeGen). 10314ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CharUnits getDeclAlign(const Decl *D, bool RefAsPointee = false) const; 10321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 103388a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// getASTRecordLayout - Get or compute information about the layout of the 1034464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// specified record (struct/union/class), which indicates its size and field 1035464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 10364ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D) const; 10371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1038b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCInterfaceLayout - Get or compute information about the 1039b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// layout of the specified Objective-C interface. 10404ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D) 10414ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 1042b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 10434ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad void DumpRecordLayout(const RecordDecl *RD, llvm::raw_ostream &OS) const; 1044bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar 1045b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCImplementationLayout - Get or compute information about 1046b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// the layout of the specified Objective-C implementation. This may 1047b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// differ from the interface if synthesized ivars are present. 1048b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 10494ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getASTObjCImplementationLayout(const ObjCImplementationDecl *D) const; 1050b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1051fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// getKeyFunction - Get the key function for the given record decl, or NULL 1052fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// if there isn't one. The key function is, according to the Itanium C++ ABI 1053fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// section 5.2.3: 1054f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// 1055f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// ...the first non-pure virtual function that is not inline at the point 1056f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// of class definition. 1057f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson const CXXMethodDecl *getKeyFunction(const CXXRecordDecl *RD); 1058f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 10594ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad bool isNearlyEmpty(const CXXRecordDecl *RD) const; 1060dae0cb52e4e3d46bbfc9a4510909522197a92e54Anders Carlsson 10618e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian void ShallowCollectObjCIvars(const ObjCInterfaceDecl *OI, 10624ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars) 10634ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 10642c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 10652c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian void DeepCollectObjCIvars(const ObjCInterfaceDecl *OI, bool leafClass, 10664ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars) const; 10672c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 10684ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned CountNonClassIvars(const ObjCInterfaceDecl *OI) const; 1069e23fa2d0e84d1b878e012442a726c664216a9adfFariborz Jahanian void CollectInheritedProtocols(const Decl *CDecl, 1070432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian llvm::SmallPtrSet<ObjCProtocolDecl*, 8> &Protocols); 1071525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 1072464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 1073464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 1074464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 10751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 107677c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// getCanonicalType - Return the canonical (structural) type corresponding to 107777c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// the specified potentially non-canonical type. The non-canonical version 107877c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// of a type may have many "decorated" versions of types. Decorators can 107977c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// include typedefs, 'typeof' operators, etc. The returned type is guaranteed 108077c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// to be free of any of these, allowing two canonical types to be compared 108177c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// for exact equality with a simple pointer comparison. 10824ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getCanonicalType(QualType T) const; 10834ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const Type *getCanonicalType(const Type *T) const { 10841d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 10851d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 10862a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 108754e14c4db764c0636160d26c5bbf491637c83a76John McCall /// getCanonicalParamType - Return the canonical parameter type 108854e14c4db764c0636160d26c5bbf491637c83a76John McCall /// corresponding to the specific potentially non-canonical one. 108954e14c4db764c0636160d26c5bbf491637c83a76John McCall /// Qualifiers are stripped off, functions are turned into function 109054e14c4db764c0636160d26c5bbf491637c83a76John McCall /// pointers, and arrays decay one level into pointers. 10914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CanQualType getCanonicalParamType(QualType T) const; 109254e14c4db764c0636160d26c5bbf491637c83a76John McCall 10938e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent. 10948e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameType(QualType T1, QualType T2) { 10958e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 10968e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 10971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10985535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \brief Returns this type as a completely-unqualified array type, 10995535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// capturing the qualifiers in Quals. This will remove the minimal amount of 11005535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// sugaring from the types, similar to the behavior of 11015535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// QualType::getUnqualifiedType(). 110228e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 11035535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \param T is the qualified type, which may be an ArrayType 110428e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 110528e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \param Quals will receive the full set of qualifiers that were 11065535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// applied to the array. 110728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 110828e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \returns if this is an array type, the completely unqualified array type 11095535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// that corresponds to it. Otherwise, returns T.getUnqualifiedType(). 111028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType getUnqualifiedArrayType(QualType T, Qualifiers &Quals); 111128e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 11128e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 11138e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 11148e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameUnqualifiedType(QualType T1, QualType T2) { 1115a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor CanQualType CT1 = getCanonicalType(T1); 1116a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor CanQualType CT2 = getCanonicalType(T2); 111728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 111828e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth Qualifiers Quals; 111928e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType UnqualT1 = getUnqualifiedArrayType(CT1, Quals); 112028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType UnqualT2 = getUnqualifiedArrayType(CT2, Quals); 112128e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth return UnqualT1 == UnqualT2; 11228e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 11238e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 11245a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor bool UnwrapSimilarPointerTypes(QualType &T1, QualType &T2); 11255a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor 1126d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 1127d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 1128d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1129d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 1130d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 1131d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 1132d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1133d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 1134d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 1135d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 1136d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 1137d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1138d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 1139d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1140d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 1141d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 1142d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1143d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 1144d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1145d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 1146d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 1147d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 1148d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 1149d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 11504ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS) const; 1151d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 1152ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// \brief Retrieves the default calling convention to use for 1153ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// C++ instance methods. 1154ee743f903858e337434ac0335f147f4de4ecae05Charles Davis CallingConv getDefaultMethodCallConv(); 1155ee743f903858e337434ac0335f147f4de4ecae05Charles Davis 115604a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Retrieves the canonical representation of the given 115704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 11584ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad CallingConv getCanonicalCallConv(CallingConv CC) const { 115904a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall if (CC == CC_C) 116004a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC_Default; 116104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC; 116204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 116304a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 116404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Determines whether two calling conventions name the same 116504a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 116604a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall bool isSameCallConv(CallingConv lcc, CallingConv rcc) { 116704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return (getCanonicalCallConv(lcc) == getCanonicalCallConv(rcc)); 116804a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 116904a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 117025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 117125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 117225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 117325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 117425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 117525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 117625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 117725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// names---std::vector, ::std::vector, vector (if vector is in 117825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 117925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 118025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 118125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 118225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 118325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 118425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 118525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 118625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 118725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 11884ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateName getCanonicalTemplateName(TemplateName Name) const; 118925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 1190db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// \brief Determine whether the given template names refer to the same 1191db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// template. 1192db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor bool hasSameTemplateName(TemplateName X, TemplateName Y); 1193db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor 11941275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 11951275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 11961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 11971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 11981275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 11994ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg) 12004ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const; 12011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1202c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 1203c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 1204c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 1205c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 12064ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ArrayType *getAsArrayType(QualType T) const; 12074ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ConstantArrayType *getAsConstantArrayType(QualType T) const { 1208c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 1209c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 12104ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const VariableArrayType *getAsVariableArrayType(QualType T) const { 1211c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 1212c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 12134ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const IncompleteArrayType *getAsIncompleteArrayType(QualType T) const { 1214c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 1215c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 12164ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const DependentSizedArrayType *getAsDependentSizedArrayType(QualType T) 12174ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const { 1218442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor return dyn_cast_or_null<DependentSizedArrayType>(getAsArrayType(T)); 1219442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor } 1220442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor 1221fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// getBaseElementType - Returns the innermost element type of an array type. 1222fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 12234ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBaseElementType(const ArrayType *VAT) const; 12245e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 12255e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// getBaseElementType - Returns the innermost element type of a type 12265e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// (which needn't actually be an array type). 12274ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getBaseElementType(QualType QT) const; 12281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12290de78998e7bda473b408437053e48661b510d453Fariborz Jahanian /// getConstantArrayElementCount - Returns number of constant array elements. 12300de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 12311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1232e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// getArrayDecayedType - Return the properly qualified result of decaying the 1233e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// specified array type to a pointer. This operation is non-trivial when 1234e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// handling typedefs etc. The canonical type of "T" must be an array type, 1235e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// this returns a pointer to a properly qualified element of the array. 1236e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 1237e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 12384ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getArrayDecayedType(QualType T) const; 12391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1240a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// getPromotedIntegerType - Returns the type that Promotable will 1241a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// promote to: C99 6.3.1.1p2, assuming that Promotable is a promotable 1242a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// integer type. 12434ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType getPromotedIntegerType(QualType PromotableType) const; 1244a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 124504e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 124604e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 124704e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 124804e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 124904e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 12504ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad QualType isPromotableBitField(Expr *E) const; 125104e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 12521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getIntegerTypeOrder - Returns the highest ranked integer type: 12537cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner /// C99 6.3.1.8p1. If LHS > RHS, return 1. If LHS == RHS, return 0. If 12541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 12554ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad int getIntegerTypeOrder(QualType LHS, QualType RHS) const; 12561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1257a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// getFloatingTypeOrder - Compare the rank of the two specified floating 1258a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// point types, ignoring the domain of the type (i.e. 'double' == 1259a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// '_Complex double'). If LHS > RHS, return 1. If LHS == RHS, return 0. If 12601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 12614ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad int getFloatingTypeOrder(QualType LHS, QualType RHS) const; 12625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getFloatingTypeOfSizeWithinDomain - Returns a real floating 12641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// point or a complex type (based on typeDomain/typeSize). 1265716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeDomain' is a real floating point or complex type. 1266716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeSize' is a real floating point or complex type. 12671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 1268f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 1269ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 1270f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 1271f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 12724ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getIntegerRank(Type* T) const; 1273f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1274f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 1275f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1276ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 1277ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 1278ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 12791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1280ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 1281447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool typesAreCompatible(QualType T1, QualType T2, 1282447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool CompareUnqualified = false); // C99 6.2.7p1 12831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1284132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool typesAreBlockPointerCompatible(QualType, QualType); 1285132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian 1286a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 1287de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCIdTypedefType; 1288389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1289a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 1290de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCClassTypedefType; 1291389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1292a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 129313dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian return T == ObjCSelTypedefType; 12948baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 12954084c306635b70f37029dca938444e6013f08684Steve Naroff bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS); 12964084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 12974084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 12988baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1299a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian bool ObjCQualifiedClassTypesAreCompatible(QualType LHS, QualType RHS); 1300a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian 13013d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 130214108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 130314108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 1304c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool canAssignObjCInterfaces(const ObjCObjectType *LHS, 1305c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall const ObjCObjectType *RHS); 1306132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool canAssignObjCInterfacesInBlockPointer( 1307132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *LHSOPT, 1308132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1309389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 1310db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian QualType areCommonBaseCompatible(const ObjCObjectPointerType *LHSOPT, 1311db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1312569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor bool canBindObjCObjectType(QualType To, QualType From); 1313569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor 13143d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 1315447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeTypes(QualType, QualType, bool OfBlockPointer=false, 1316447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 1317447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeFunctionTypes(QualType, QualType, bool OfBlockPointer=false, 1318447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 13194846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeFunctionArgumentTypes(QualType, QualType, 13204846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 13214846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 13224846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeTransparentUnionType(QualType, QualType, 13234846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 13244846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 13252390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian 13262390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian QualType mergeObjCGCQualifiers(QualType, QualType); 13273d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 1328000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian void ResetObjCLayout(const ObjCContainerDecl *CD) { 1329000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ObjCLayouts[CD] = 0; 1330000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 1331a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 1332368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 1333ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 1334ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1335ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1336ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 1337ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 13384ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad unsigned getIntWidth(QualType T) const; 1339ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1340ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 1341ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 1342ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 1343ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman QualType getCorrespondingUnsignedType(QualType T); 1344ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1345ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1346e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 1347e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 13481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1349e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::iterator type_iterator; 1350e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::const_iterator const_type_iterator; 13511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1352e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_begin() { return Types.begin(); } 1353e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_end() { return Types.end(); } 1354e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek const_type_iterator types_begin() const { return Types.begin(); } 13551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const_type_iterator types_end() const { return Types.end(); } 13561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1357e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 13580cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 13590cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 13600cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 13610cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// MakeIntValue - Make an APSInt of the appropriate width and 13620cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// signedness for the given \arg Value and integer \arg Type. 13634ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) const { 13640cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt Res(getIntWidth(Type), !Type->isSignedIntegerType()); 13650cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 13660cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 13670cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 13680cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 13698a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCInterfaceDecl,or NULL if none exists. 13708a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 13718a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCCategoryDecl, or NULL if none exists. 13728a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 13738a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 13748a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 13758a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 13768a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 13778a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 13788a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 13798a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 13801ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 13811ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Set the copy inialization expression of a block var decl. 13821ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian void setBlockVarCopyInits(VarDecl*VD, Expr* Init); 13831ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Get the copy initialization expression of VarDecl,or NULL if 13841ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// none exists. 1385830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian Expr *getBlockVarCopyInits(const VarDecl*VD); 13868a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1387a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate an uninitialized TypeSourceInfo. 1388b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1389a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// The caller should initialize the memory held by TypeSourceInfo using 1390b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 1391b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1392b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 1393b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 1394b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 1395109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// 1396109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// \param Size the size of the type info to create, or 0 if the size 1397109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// should be calculated based on the type. 13984ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad TypeSourceInfo *CreateTypeSourceInfo(QualType T, unsigned Size = 0) const; 1399b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 1400a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate a TypeSourceInfo where all locations have been 1401a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// initialized to a given location, which defaults to the empty 1402a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// location. 1403a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo * 1404a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall getTrivialTypeSourceInfo(QualType T, SourceLocation Loc = SourceLocation()); 1405a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall 1406bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo *getNullTypeSourceInfo() { return &NullTypeSourceInfo; } 1407bf1a028246d884a540aeafa38e89be59a269b072John McCall 14080054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Add a deallocation callback that will be invoked when the 14090054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 14100054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 14110054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Callback A callback function that will be invoked on destruction. 14120054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 14130054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Data Pointer data that will be provided to the callback function 14140054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// when it is called. 14150054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor void AddDeallocation(void (*Callback)(void*), void *Data); 14164923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 141790e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForFunction(const FunctionDecl *FD); 141890e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForVariable(const VarDecl *VD); 141990e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 142090e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \brief Determines if the decl can be CodeGen'ed or deserialized from PCH 142190e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// lazily, only when used; this is only relevant for function or file scoped 142290e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// var definitions. 142390e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// 142490e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \returns true if the function/var must be CodeGen'ed/deserialized even if 142590e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// it is not used. 14264ac7c0bb39696e92fd220118fedc484c09a69870Argyrios Kyrtzidis bool DeclMustBeEmitted(const Decl *D); 142790e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 14284923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 14294923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor // Statistics 14304923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 14314923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 14321827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors. 14331827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructors; 14341827403a7138946305c0058f262e02b595cf882fDouglas Gregor 14351827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors for 14361827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// which declarations were built. 14371827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructorsDeclared; 14381827403a7138946305c0058f262e02b595cf882fDouglas Gregor 1439225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// \brief The number of implicitly-declared copy constructors. 1440225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructors; 1441225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 14421827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared copy constructors for 1443225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// which declarations were built. 1444225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructorsDeclared; 1445225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 1446a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators. 1447a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperators; 1448a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 1449a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators for 1450a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// which declarations were built. 1451a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperatorsDeclared; 1452a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 14534923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors. 14544923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructors; 14554923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 14564923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors for which 14574923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// declarations were built. 14584923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructorsDeclared; 14590054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 14605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 14615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext(const ASTContext&); // DO NOT IMPLEMENT 14625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void operator=(const ASTContext&); // DO NOT IMPLEMENT 14631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinTypes(); 1465e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall void InitBuiltinType(CanQualType &R, BuiltinType::Kind K); 14661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 146782a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar // Return the ObjC type encoding for a given type. 14681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 146982a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 147082a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 1471153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 1472090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 14734ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad bool EncodingProperty = false) const; 14740054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 14754ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTRecordLayout & 14764ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad getObjCLayout(const ObjCInterfaceDecl *D, 14774ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ObjCImplementationDecl *Impl) const; 1478000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian 14793478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenekprivate: 14800054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief A set of deallocations that should be performed when the 14810054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 14820054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor llvm::SmallVector<std::pair<void (*)(void*), void *>, 16> Deallocations; 14830054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 14843478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // FIXME: This currently contains the set of StoredDeclMaps used 14853478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // by DeclContext objects. This probably should not be in ASTContext, 14863478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // but we include it here so that ASTContext can quickly deallocate them. 14870c01d18094100db92d38daa923c95661512db203John McCall llvm::PointerIntPair<StoredDeclsMap*,1> LastSDM; 1488f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 1489f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek /// \brief A counter used to uniquely identify "blocks". 14904ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable unsigned int UniqueBlockByRefTypeID; 14914ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad mutable unsigned int UniqueBlockParmTypeID; 1492f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 14933478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek friend class DeclContext; 1494ac9590effa90406767a544005ed1de52e258306bTed Kremenek friend class DeclarationNameTable; 14953478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek void ReleaseDeclContextMaps(); 14965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1497d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1498d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing a nullary selector. 1499d5925bdff8bda8e062985caea299946636104d99Ted Kremenekstatic inline Selector GetNullarySelector(const char* name, ASTContext& Ctx) { 1500d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1501d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(0, &II); 1502d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1503d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1504d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing an unary selector. 1505d5925bdff8bda8e062985caea299946636104d99Ted Kremenekstatic inline Selector GetUnarySelector(const char* name, ASTContext& Ctx) { 1506d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1507d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(1, &II); 1508d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1509e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 15105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 15115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1512e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 1513e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// The throw specifications are mandated by the standard. 1514e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 1515e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1516e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 1517e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// obtaining memory. It is a non-throwing new, which means that it returns 1518e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// null on error. (If that is what the allocator does. The current does, so if 1519e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// this ever changes, this operator will have to be changed, too.) 1520e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 1521e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 1522f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 1523e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 1524e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 1525f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// IntegerLiteral *Ex2 = new (Context, 4) IntegerLiteral(arguments); 1526e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 1527e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 1528e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 15294398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 1530e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1531e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 1532e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 153342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 153442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 1535e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 15364ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void *operator new(size_t Bytes, const clang::ASTContext &C, 15379f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor size_t Alignment) throw () { 1538c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 1539e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1540e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 1541e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1542e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 1543e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 1544e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 1545e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 15464ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void operator delete(void *Ptr, const clang::ASTContext &C, size_t) 1547e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl throw () { 1548c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 1549e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1550e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 155142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 155242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// obtaining memory. It is a non-throwing new[], which means that it returns 155342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// null on error. 155442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 155542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 1556f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 155742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 155842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 1559f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// char *data = new (Context, 4) char[10]; 156042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 156142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 156242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 15634398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 156442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 156542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 156642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 156742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 156842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 156942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 15704ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void *operator new[](size_t Bytes, const clang::ASTContext& C, 1571f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor size_t Alignment = 8) throw () { 157242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 157342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 157442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 157542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 157642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 157742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 157842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 157942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 158042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 15814ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foadinline void operator delete[](void *Ptr, const clang::ASTContext &C, size_t) 15820235d1510d0677b26f2d0448694e5e3e8a1ee043Benjamin Kramer throw () { 158342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 158442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 158542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 15865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1587