ASTContext.h revision 251b4ff2578e26959a4c036140ccd61c5e9292f2
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" 199f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor#include "clang/AST/Attr.h" 20ad75653f81dece1c806e9c28dd7e7582c9929a27Ted Kremenek#include "clang/AST/Decl.h" 21ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor#include "clang/AST/NestedNameSpecifier.h" 22d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor#include "clang/AST/PrettyPrinter.h" 237532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/TemplateName.h" 24464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/Type.h" 2550d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor#include "clang/AST/CanonicalType.h" 26464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "llvm/ADT/DenseMap.h" 2768d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff#include "llvm/ADT/FoldingSet.h" 282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/ADT/OwningPtr.h" 296c2b6eb8d836da19007f7540709e16d5e39a1cbaChris Lattner#include "llvm/Support/Allocator.h" 305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 32b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattnernamespace llvm { 33b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner struct fltSemantics; 34b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner} 35b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner 365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 37a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner class FileManager; 38e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class ASTRecordLayout; 39e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Expr; 402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor class ExternalASTSource; 41c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner class IdentifierTable; 42e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SelectorTable; 43e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SourceManager; 44d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor class TargetInfo; 45e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar // Decls 46e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Decl; 470d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class FieldDecl; 480d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarDecl; 490d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarRefExpr; 50c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar class ObjCPropertyDecl; 51e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class RecordDecl; 52e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TagDecl; 530d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class TemplateTypeParmDecl; 54e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TranslationUnitDecl; 55e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypeDecl; 56e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypedefDecl; 570d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class UnresolvedUsingDecl; 580d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class UsingDecl; 591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 601b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner namespace Builtin { class Context; } 611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ASTContext - This class holds long-lived AST nodes (such as types and 635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// decls) that can be referred to throughout the semantic analysis of a file. 641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpclass ASTContext { 655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer std::vector<Type*> Types; 660953e767ff7817f97b3ab20896b229891eeff45bJohn McCall llvm::FoldingSet<ExtQuals> ExtQualNodes; 675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<ComplexType> ComplexTypes; 685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<PointerType> PointerTypes; 695618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff llvm::FoldingSet<BlockPointerType> BlockPointerTypes; 707c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl llvm::FoldingSet<LValueReferenceType> LValueReferenceTypes; 717c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl llvm::FoldingSet<RValueReferenceType> RValueReferenceTypes; 72f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl llvm::FoldingSet<MemberPointerType> MemberPointerTypes; 737192f8e9592729882a09d84d77838db26e39ebd4Ted Kremenek llvm::FoldingSet<ConstantArrayType> ConstantArrayTypes; 74c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman llvm::FoldingSet<IncompleteArrayType> IncompleteArrayTypes; 75c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman std::vector<VariableArrayType*> VariableArrayTypes; 7604d4beee4b86af20a9e4457023d3925cab8f9908Douglas Gregor llvm::FoldingSet<DependentSizedArrayType> DependentSizedArrayTypes; 772ec09f1dc123e1942ed756e8ee4fef86451eac9eDouglas Gregor llvm::FoldingSet<DependentSizedExtVectorType> DependentSizedExtVectorTypes; 785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<VectorType> VectorTypes; 7972564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor llvm::FoldingSet<FunctionNoProtoType> FunctionNoProtoTypes; 8072564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor llvm::FoldingSet<FunctionProtoType> FunctionProtoTypes; 81b197572cf1cd70a817a1f546478cb2cb9112c48eDouglas Gregor llvm::FoldingSet<DependentTypeOfExprType> DependentTypeOfExprTypes; 829d702ae1cd5cfa19d884cbef77e1df99395138bbDouglas Gregor llvm::FoldingSet<DependentDecltypeType> DependentDecltypeTypes; 83fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor llvm::FoldingSet<TemplateTypeParmType> TemplateTypeParmTypes; 847532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<TemplateSpecializationType> TemplateSpecializationTypes; 85e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor llvm::FoldingSet<QualifiedNameType> QualifiedNameTypes; 86d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor llvm::FoldingSet<TypenameType> TypenameTypes; 87c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff llvm::FoldingSet<ObjCInterfaceType> ObjCInterfaceTypes; 88d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff llvm::FoldingSet<ObjCObjectPointerType> ObjCObjectPointerTypes; 8924fab41057e4b67ed69a6b4027d5ae0f2f6934dcArgyrios Kyrtzidis llvm::FoldingSet<ObjCProtocolListType> ObjCProtocolListTypes; 907da2431c23ef1ee8acb114e39692246e1801afc2John McCall llvm::FoldingSet<ElaboratedType> ElaboratedTypes; 911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 927532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 937532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 947532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 95ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 96ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 97ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 98ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 99ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor NestedNameSpecifier *GlobalNestedNameSpecifier; 100ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 101ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 10288a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// ASTRecordLayouts - A cache mapping from RecordDecls to ASTRecordLayouts. 103a9a4a24592a2164114a8a36717650e6341eb67a4Ted Kremenek /// This is lazily created. This is intentionally not serialized. 10488a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> ASTRecordLayouts; 105b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> ObjCLayouts; 106f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1078a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1088a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 1098a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 110f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman llvm::DenseMap<unsigned, FixedWidthIntType*> SignedFixedWidthIntTypes; 111f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman llvm::DenseMap<unsigned, FixedWidthIntType*> UnsignedFixedWidthIntTypes; 1121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 113b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// BuiltinVaListType - built-in va list type. 114b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// This is initially null and set by Sema::LazilyCreateBuiltin when 115b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// a builtin that takes a valist is encountered. 116b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType BuiltinVaListType; 117d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1186083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCIdType - a pseudo built-in typedef type (set by Sema). 119de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCIdTypedefType; 1201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1216083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCSelType - another pseudo built-in typedef type (set by Sema). 122a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCSelType; 123b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian const RecordType *SelStructType; 1241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1256083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCProtoType - another pseudo built-in typedef type (set by Sema). 126a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCProtoType; 127390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian const RecordType *ProtoStructType; 1288baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1296083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCClassType - another pseudo built-in typedef type (set by Sema). 130de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCClassTypedefType; 1311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 132a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 1332198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff RecordDecl *CFConstantStringTypeDecl; 1347a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 135bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson RecordDecl *ObjCFastEnumerationStateTypeDecl; 1361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 137c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 138c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 1391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1408fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 141782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 1421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1438fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 144782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 1451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 14768584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 14868584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 14968584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 15068584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor llvm::DenseMap<const Decl*, Attr*> DeclAttrs; 1512455636163fdd18581d7fdae816433f886d88213Mike Stump 1527caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Keeps track of the static data member templates from which 1537caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static data members of class template specializations were instantiated. 1547caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1557caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// This data structure stores the mapping from instantiations of static 1567caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// data members to the static data member representations within the 157251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template from which they were instantiated along with the kind 158251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// of instantiation or specialization (a TemplateSpecializationKind - 1). 1597caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1607caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 1617caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1627caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 1637caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 1647caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 1657caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 1667caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 1677caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1687caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 1697caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 1707caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1717caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 1727caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 1737caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 1757caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 176251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template X) and will be marked TSK_ImplicitInstantiation. 177251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor llvm::DenseMap<VarDecl *, MemberSpecializationInfo *> 178251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor InstantiatedFromStaticDataMember; 1791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1800d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \brief Keeps track of the UnresolvedUsingDecls from which UsingDecls 1810d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// where created during instantiation. 1820d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 1830d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 1840d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 1850d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 1860d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 1870d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 1880d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 1890d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 1900d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 1910d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 1920d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 1930d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 1940d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 1950d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 1960d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 1970d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 1980d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 1990d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 2000d8df780aef1acda5962347a32591efc629b6748Anders Carlsson llvm::DenseMap<UsingDecl *, UnresolvedUsingDecl *> 2010d8df780aef1acda5962347a32591efc629b6748Anders Carlsson InstantiatedFromUnresolvedUsingDecl; 2021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 203d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 2041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 205ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 206ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 207e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// SourceMgr - The associated SourceManager object. 208b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 2091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 210e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// LangOpts - The language options used to create the AST associated with 211e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 212e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek LangOptions LangOpts; 213e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 2142e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// \brief Whether we have already loaded comment source ranges from an 2152e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// external source. 2162e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor bool LoadedExternalComments; 2171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 218c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff /// MallocAlloc/BumpAlloc - The allocator objects used to create AST objects. 219c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff bool FreeMemory; 220c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff llvm::MallocAllocator MallocAlloc; 221c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff llvm::BumpPtrAllocator BumpAlloc; 2221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2232e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// \brief Mapping from declarations to their comments, once we have 2242e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// already looked up the comment associated with a given declaration. 2252e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor llvm::DenseMap<const Decl *, std::string> DeclComments; 2261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 2285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer TargetInfo &Target; 22971993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 23029238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 2311b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 2322e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationNameTable DeclarationNames; 2332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor llvm::OwningPtr<ExternalASTSource> ExternalSource; 234d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor clang::PrintingPolicy PrintingPolicy; 2352e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2360f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // Typedefs which may be provided defining the structure of Objective-C 2370f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // pseudo-builtins 2380f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCIdRedefinitionType; 2390f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCClassRedefinitionType; 2400f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall 2412e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// \brief Source ranges for all of the comments in the source file, 2422e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// sorted in order of appearance in the translation unit. 2432e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor std::vector<SourceRange> Comments; 2441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2457a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 246a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 247c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff void *Allocate(unsigned Size, unsigned Align = 8) { 248c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return FreeMemory ? MallocAlloc.Allocate(Size, Align) : 249c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff BumpAlloc.Allocate(Size, Align); 250c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 2511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void Deallocate(void *Ptr) { 252c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff if (FreeMemory) 2531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump MallocAlloc.Deallocate(Ptr); 254c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 255e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek const LangOptions& getLangOptions() const { return LangOpts; } 2561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 2589c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 2599c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 260ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 26168584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 26268584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor Attr*& getDeclAttrs(const Decl *D) { return DeclAttrs[D]; } 2631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 26468584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 26568584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor void eraseDeclAttrs(const Decl *D) { DeclAttrs.erase(D); } 2662455636163fdd18581d7fdae816433f886d88213Mike Stump 2677caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 2681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 2697caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 270251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor MemberSpecializationInfo *getInstantiatedFromStaticDataMember(VarDecl *Var); 2711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2727caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 2737caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 274251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl, 275251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor TemplateSpecializationKind TSK); 2761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 277d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// \brief If this using decl is instantiated from an unresolved using decl, 278d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 2790d8df780aef1acda5962347a32591efc629b6748Anders Carlsson UnresolvedUsingDecl *getInstantiatedFromUnresolvedUsingDecl(UsingDecl *UUD); 280d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 281d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// \brief Note that the using decl \p Inst is an instantiation of 282d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// the unresolved using decl \p Tmpl of a class template. 283d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnresolvedUsingDecl(UsingDecl *Inst, 284d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson UnresolvedUsingDecl *Tmpl); 2851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 287d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 2881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 289d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 2901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 291ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 292ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 2931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2942e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor const char *getCommentForDecl(const Decl *D); 2951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 2975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType VoidTy; 2985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType BoolTy; 2995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType CharTy; 300f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith QualType WCharTy; // [C++ 3.9.1p5], integer type in C99. 301f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith QualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 302f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith QualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 3032df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner QualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 3045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 3052df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner QualType UnsignedLongLongTy, UnsignedInt128Ty; 3065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType FloatTy, DoubleTy, LongDoubleTy; 3075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 3086e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl QualType VoidPtrTy, NullPtrTy; 3098e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor QualType OverloadTy; 310898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType DependentTy; 311e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson QualType UndeducedAutoTy; 312de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCBuiltinIdTy, ObjCBuiltinClassTy; 3138e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 314e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek ASTContext(const LangOptions& LOpts, SourceManager &SM, TargetInfo &t, 3151b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner IdentifierTable &idents, SelectorTable &sels, 3161b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &builtins, 3171b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner bool FreeMemory = true, unsigned size_reserve=0); 318fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 3195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 3206ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 3212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 3222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 3232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 3242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 3252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 3262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void setExternalSource(llvm::OwningPtr<ExternalASTSource> &Source); 3272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 3292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 3302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ExternalASTSource *getExternalSource() const { return ExternalSource.get(); } 3312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 33303ed44061df258e74a40383bda849e14b892a8c6Ted Kremenek const std::vector<Type*>& getTypes() const { return Types; } 334d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 335464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 336464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 337464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 3381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3390953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 3400953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getExtQualType - Return a type with extended qualifiers. 3410953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getExtQualType(const Type *Base, Qualifiers Quals); 3420953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 3430953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 3441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getAddSpaceQualType - Return the uniqued reference to the type for an 3451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// address space qualified type with the specified type and address space. 3461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 3471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 348f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 349f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace); 3501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 351d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// getObjCGCQualType - Returns the uniqued reference to the type for an 352d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// objc gc qualified type. The retulting type has a union of the qualifiers 353d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// from T and the gc attribute. 3540953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr); 3550953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 3560953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getRestrictType - Returns the uniqued reference to the type for a 3570953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'restrict' qualified type. The resulting type has a union of the 3580953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'restrict'. 3590953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getRestrictType(QualType T) { 3600953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 3610953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 3620953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 3630953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getVolatileType - Returns the uniqued reference to the type for a 3640953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'volatile' qualified type. The resulting type has a union of the 3650953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'volatile'. 3660953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getVolatileType(QualType T); 3670953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 3680953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getConstType - Returns the uniqued reference to the type for a 3690953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'const' qualified type. The resulting type has a union of the 3700953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'const'. 3710953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 3720953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// It can be reasonably expected that this will always be 3730953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// equivalent to calling T.withConst(). 3740953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getConstType(QualType T) { return T.withConst(); } 3751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3762455636163fdd18581d7fdae816433f886d88213Mike Stump /// getNoReturnType - Add the noreturn attribute to the given type which must 3772455636163fdd18581d7fdae816433f886d88213Mike Stump /// be a FunctionType or a pointer to an allowable type or a BlockPointer. 3782455636163fdd18581d7fdae816433f886d88213Mike Stump QualType getNoReturnType(QualType T); 3791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getComplexType - Return the uniqued reference to the type for a complex 3815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 3825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getComplexType(QualType T); 3831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getPointerType - Return the uniqued reference to the type for a pointer to 3855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 3865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getPointerType(QualType T); 3875618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 3885618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// getBlockPointerType - Return the uniqued reference to the type for a block 3895618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// of the specified type. 3905618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff QualType getBlockPointerType(QualType T); 391f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 3927c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getLValueReferenceType - Return the uniqued reference to the type for an 3937c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// lvalue reference to the specified type. 3947c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl QualType getLValueReferenceType(QualType T); 3957c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 3967c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getRValueReferenceType - Return the uniqued reference to the type for an 3977c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// rvalue reference to the specified type. 3987c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl QualType getRValueReferenceType(QualType T); 399f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 400f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// getMemberPointerType - Return the uniqued reference to the type for a 401f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// member pointer to the specified type in the specified class. The class 402f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// is a Type because it could be a dependent name. 403f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl QualType getMemberPointerType(QualType T, const Type *Cls); 404f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 405bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getVariableArrayType - Returns a non-unique reference to the type for a 406bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// variable array of the specified element type. 407c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 408c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 4097e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 4107e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 4111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 412898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// getDependentSizedArrayType - Returns a non-unique reference to 413898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// the type for a dependently-sized array of the specified element 414898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 415898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// comparable, at some point. 416898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 417fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 4187e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 4197e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 420fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 421c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// getIncompleteArrayType - Returns a unique reference to the type for a 422c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// incomplete array of the specified element type. 423c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 424c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 425c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman unsigned EltTypeQuals); 426c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 427bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getConstantArrayType - Return the unique reference to the type for a 428bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// constant array of the specified element type. 429c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 430c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 431c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff unsigned EltTypeQuals); 4327e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 4337e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor /// getConstantArrayWithExprType - Return a reference to the type for a 4347e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor /// constant array of the specified element type. 4357e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor QualType getConstantArrayWithExprType(QualType EltTy, 4367e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor const llvm::APInt &ArySize, 4377e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Expr *ArySizeExpr, 4387e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor ArrayType::ArraySizeModifier ASM, 4397e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 4407e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 4417e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 4427e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor /// getConstantArrayWithoutExprType - Return a reference to the type 4437e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor /// for a constant array of the specified element type. 4447e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor QualType getConstantArrayWithoutExprType(QualType EltTy, 4457e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor const llvm::APInt &ArySize, 4467e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor ArrayType::ArraySizeModifier ASM, 4477e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals); 4487e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 44973322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getVectorType - Return the unique reference to a vector type of 45073322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 45173322924127c873c13101b705dd823f5539ffa5fSteve Naroff QualType getVectorType(QualType VectorType, unsigned NumElts); 45273322924127c873c13101b705dd823f5539ffa5fSteve Naroff 453213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// getExtVectorType - Return the unique reference to an extended vector type 454213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// of the specified element type and size. VectorType must be a built-in 455213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// type. 456213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman QualType getExtVectorType(QualType VectorType, unsigned NumElts); 4575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4589cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// getDependentSizedExtVectorType - Returns a non-unique reference to 4599cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// the type for a dependently-sized vector of the specified element 4609cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 4619cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// comparable, at some point. 4621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 4639cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 4649cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor SourceLocation AttrLoc); 4659cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 46672564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor /// getFunctionNoProtoType - Return a K&R style C function type like 'int()'. 4675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 4682455636163fdd18581d7fdae816433f886d88213Mike Stump QualType getFunctionNoProtoType(QualType ResultTy, bool NoReturn = false); 469465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 4705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getFunctionType - Return a normal function type with a typed argument 4715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// list. isVariadic indicates whether the argument list includes '...'. 47286da77fdaf4c0237eafb9670f54eee20b08635bfEli Friedman QualType getFunctionType(QualType ResultTy, const QualType *ArgArray, 473971c4fae6092976338b755af1d47dac07c8f16e3Argyrios Kyrtzidis unsigned NumArgs, bool isVariadic, 474465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl unsigned TypeQuals, bool hasExceptionSpec = false, 475465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl bool hasAnyExceptionSpec = false, 4762455636163fdd18581d7fdae816433f886d88213Mike Stump unsigned NumExs = 0, const QualType *ExArray = 0, 4772455636163fdd18581d7fdae816433f886d88213Mike Stump bool NoReturn = false); 4782ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 4792ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// getTypeDeclType - Return the unique reference to the type for 4802ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// the specified type declaration. 4814b7c98378ae0c1a3635f0b7756848b4a9923f8bcTed Kremenek QualType getTypeDeclType(TypeDecl *Decl, TypeDecl* PrevDecl=0); 4822ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 4835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTypedefType - Return the unique reference to the type for the 4845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified typename decl. 4855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getTypedefType(TypedefDecl *Decl); 486fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 4871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTemplateTypeParmType(unsigned Depth, unsigned Index, 48876e4ce42a30cee4dc40ce7c6014874fbc4f9baa7Anders Carlsson bool ParameterPack, 489fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor IdentifierInfo *Name = 0); 490fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 4917532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 4927532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 4937532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 4947532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType Canon = QualType()); 49555f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 496ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor QualType getQualifiedNameType(NestedNameSpecifier *NNS, 497e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor QualType NamedType); 4981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTypenameType(NestedNameSpecifier *NNS, 499d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor const IdentifierInfo *Name, 500d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor QualType Canon = QualType()); 5011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTypenameType(NestedNameSpecifier *NNS, 5021734317845d60307d474b5da8a8d33adbaf5e723Douglas Gregor const TemplateSpecializationType *TemplateId, 5031734317845d60307d474b5da8a8d33adbaf5e723Douglas Gregor QualType Canon = QualType()); 5047da2431c23ef1ee8acb114e39692246e1801afc2John McCall QualType getElaboratedType(QualType UnderlyingType, 5057da2431c23ef1ee8acb114e39692246e1801afc2John McCall ElaboratedType::TagKind Tag); 506e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 507c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl, 5081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ObjCProtocolDecl **Protocols = 0, 509c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff unsigned NumProtocols = 0); 510c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 511d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff /// getObjCObjectPointerType - Return a ObjCObjectPointerType type for the 512d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff /// given interface decl and the conforming protocol list. 513c02397509bb4057f3a7d6f5f4d764d122ed2381fSteve Naroff QualType getObjCObjectPointerType(QualType OIT, 514d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff ObjCProtocolDecl **ProtocolList = 0, 515d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff unsigned NumProtocols = 0); 5161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 51724fab41057e4b67ed69a6b4027d5ae0f2f6934dcArgyrios Kyrtzidis QualType getObjCProtocolListType(QualType T, 51824fab41057e4b67ed69a6b4027d5ae0f2f6934dcArgyrios Kyrtzidis ObjCProtocolDecl **Protocols, 51924fab41057e4b67ed69a6b4027d5ae0f2f6934dcArgyrios Kyrtzidis unsigned NumProtocols); 52024fab41057e4b67ed69a6b4027d5ae0f2f6934dcArgyrios Kyrtzidis 521d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff /// getTypeOfType - GCC extension. 52272564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor QualType getTypeOfExprType(Expr *e); 523d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff QualType getTypeOfType(QualType t); 5241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 525395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson /// getDecltypeType - C++0x decltype. 526395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson QualType getDecltypeType(Expr *e); 5271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTagDeclType - Return the unique reference to the type for the 5295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified TagDecl (struct/union/class/enum) decl. 530e607ed068334bacb8d7b093996b4671c6ca79e25Mike Stump QualType getTagDeclType(const TagDecl *Decl); 5311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getSizeType - Return the unique type for "size_t" (C99 7.17), defined 5335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// in <stddef.h>. The sizeof operator requires this (C99 6.5.3.4p4). 5345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getSizeType() const; 535fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 5363a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// getWCharType - In C++, this returns the unique wchar_t type. In C99, this 5373a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// returns a type compatible with the type defined in <stddef.h> as defined 5383a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// by the target. 5393a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 54064c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 54164c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getSignedWCharType - Return the type of "signed wchar_t". 54264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 54364c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 54464c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 54564c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getUnsignedWCharType - Return the type of "unsigned wchar_t". 54664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 54764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 5481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5498b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// getPointerDiffType - Return the unique type for "ptrdiff_t" (ref?) 5508b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// defined in <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 5518b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 5521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 553beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // getCFConstantStringType - Return the C structure type used to represent 554beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // constant CFStrings. 5551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getCFConstantStringType(); 5561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 557319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 558319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 559319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawCFConstantStringType() { 560319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 561319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 562319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 563319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 564319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 565319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 566983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 567a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 5681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 5691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 5702198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 571b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 572bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson //// This gets the struct used to keep track of fast enumerations. 573bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson QualType getObjCFastEnumerationStateType(); 5741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 575319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the ObjCFastEnumerationState type, or NULL if it hasn't yet 576319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// been built. 577319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawObjCFastEnumerationStateType() { 578319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (ObjCFastEnumerationStateTypeDecl) 579319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(ObjCFastEnumerationStateTypeDecl); 580319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 581319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 582319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 583319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCFastEnumerationStateType(QualType T); 584319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 585c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 586c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 5871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 588c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 5891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFILEType() { 5901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 591c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 592c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 593c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 594782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 595782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 596fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 597fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 598fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 5991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 600782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 6011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getjmp_bufType() { 6021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 603782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 604782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 605782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 606782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 607782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 608fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 609fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 610fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 6111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 612782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 6131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getsigjmp_bufType() { 6141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 615782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 616782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 617782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 6181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 619d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// getObjCEncodingForType - Emit the ObjC type encoding for the 620d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// given type into \arg S. If \arg NameFields is specified then 621d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// record field names are also encoded. 6221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForType(QualType t, std::string &S, 623153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field=0); 624a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 625a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 6261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 627ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian // Put the string version of type qualifiers into S. 6281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 629ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 6301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 631a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingForMethodDecl - Return the encoded type for this method 63233e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// declaration. 633c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar void getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S); 6341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 635c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 636c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 637c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 638c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 6391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 640c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 641c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar std::string &S); 6421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6430fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 6440fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian ObjCProtocolDecl *rProto); 6451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 646a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingTypeSize returns size of type for objective-c encoding 64733e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// purpose. 648a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek int getObjCEncodingTypeSize(QualType t); 649d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 650d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter represents the ObjC 'id' type. It is setup lazily, by 651d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. id is always a (typedef for a) pointer type, a pointer to a struct. 652de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCIdType() const { return ObjCIdTypedefType; } 653319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCIdType(QualType T); 6541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 655319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCSelType(QualType T); 656a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCSelType() const { return ObjCSelType; } 6571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 658a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCProtoType(QualType QT); 659a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCProtoType() const { return ObjCProtoType; } 6601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 661d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter repreents the ObjC 'Class' type. It is setup lazily, by 662d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. 'Class' is always a (typedef for a) pointer type, a pointer to a 663d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// struct. 664de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCClassType() const { return ObjCClassTypedefType; } 665319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCClassType(QualType T); 6661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 667b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson void setBuiltinVaListType(QualType T); 668b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType getBuiltinVaListType() const { return BuiltinVaListType; } 669f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 670f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman QualType getFixedWidthIntType(unsigned Width, bool Signed); 671f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 6720953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getCVRQualifiedType - Returns a type with additional const, 6730953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// volatile, or restrict qualifiers. 6740953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getCVRQualifiedType(QualType T, unsigned CVR) { 6750953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 6760953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 6770953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 6780953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 6790953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(QualType T, Qualifiers Qs) { 6800953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 6810953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 6820953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 6830953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 6840953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 6850953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 6860953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 6870953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 6880953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(const Type *T, Qualifiers Qs) { 6890953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 6900953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 6910953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 6920953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 6930953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 6941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 6957532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 6967532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor TemplateDecl *Template); 6971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 698d99cbe66403ee39c2ee58024b9582b95649a4fc5Douglas Gregor bool TemplateKeyword, 699d99cbe66403ee39c2ee58024b9582b95649a4fc5Douglas Gregor OverloadedFunctionDecl *Template); 7001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 7027532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const IdentifierInfo *Name); 7037532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 70486df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 705782fa308a765aeac2acb39c4e697c937ec21185bMike Stump GE_None, //< No error 706f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_stdio, //< Missing a type from <stdio.h> 707f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_setjmp //< Missing a type from <setjmp.h> 70886df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 7091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 71086df27bbdbb98c39ec2184695c0561209f91beddChris Lattner /// GetBuiltinType - Return the type for the specified builtin. 71186df27bbdbb98c39ec2184695c0561209f91beddChris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error); 7121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 713d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 714d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor QualType getFromTargetType(unsigned Type) const; 715b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 716464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 717b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 718b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 7191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 720d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 7214fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// getObjCGCAttr - Returns one of GCNone, Weak or Strong objc's 7224fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// garbage collection attribute. 7234fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// 7240953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Qualifiers::GC getObjCGCAttrKind(const QualType &Ty) const; 7251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 726fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// isObjCNSObjectType - Return true if this is an NSObject object with 727fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// its NSObject attribute set. 728fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian bool isObjCNSObjectType(QualType Ty) const; 7291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 730b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 731464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 732464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 7331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 734b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// getFloatTypeSemantics - Return the APFloat 'semantics' for the specified 735b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// scalar floating point type. 736b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 7371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 738464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeInfo - Get the size and alignment of the specified complete type in 739464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// bits. 7401d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(const Type *T); 7411d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(QualType T) { 7421d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 7431d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 7441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 745464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeSize - Return the size of the specified type, in bits. This method 746464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// does not work on incomplete types. 74798be4943e8dc4f3905629a7102668960873cf863Chris Lattner uint64_t getTypeSize(QualType T) { 74898be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 749464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 7501d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar uint64_t getTypeSize(const Type *T) { 7511d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 7521d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 7531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 75434ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getTypeAlign - Return the ABI-specified alignment of a type, in bits. 75534ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// This method does not work on incomplete types. 75698be4943e8dc4f3905629a7102668960873cf863Chris Lattner unsigned getTypeAlign(QualType T) { 75798be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 758464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 7591d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar unsigned getTypeAlign(const Type *T) { 7601d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 7611d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 7621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 76334ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getPreferredTypeAlign - Return the "preferred" alignment of the specified 76434ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// type for the current target in bits. This can be different than the ABI 76534ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// alignment in cases where it is beneficial for performance to overalign 76634ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// a data type. 76734ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner unsigned getPreferredTypeAlign(const Type *T); 7681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 769b7d0844c887a72064b624dc6df12cbe1441f69d0Daniel Dunbar /// getDeclAlignInBytes - Return the alignment of the specified decl 770b7d0844c887a72064b624dc6df12cbe1441f69d0Daniel Dunbar /// that should be returned by __alignof(). Note that bitfields do 771b7d0844c887a72064b624dc6df12cbe1441f69d0Daniel Dunbar /// not have a valid alignment, so this method will assert on them. 772b7d0844c887a72064b624dc6df12cbe1441f69d0Daniel Dunbar unsigned getDeclAlignInBytes(const Decl *D); 7731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 77488a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// getASTRecordLayout - Get or compute information about the layout of the 775464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// specified record (struct/union/class), which indicates its size and field 776464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 77798be4943e8dc4f3905629a7102668960873cf863Chris Lattner const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D); 7781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 779b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCInterfaceLayout - Get or compute information about the 780b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// layout of the specified Objective-C interface. 78144a3dded8080c5c9cfdad208ade8f8f7850d9a4fDevang Patel const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D); 782b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 783b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCImplementationLayout - Get or compute information about 784b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// the layout of the specified Objective-C implementation. This may 785b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// differ from the interface if synthesized ivars are present. 786b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 787b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar getASTObjCImplementationLayout(const ObjCImplementationDecl *D); 788b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 78988e469cf4240d4b898eacc0ad092019b022e0e50Fariborz Jahanian void CollectObjCIvars(const ObjCInterfaceDecl *OI, 7906ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor llvm::SmallVectorImpl<FieldDecl*> &Fields); 7918e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian 7928e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian void ShallowCollectObjCIvars(const ObjCInterfaceDecl *OI, 7938e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars, 7948e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian bool CollectSynthesized = true); 7959820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian void CollectSynthesizedIvars(const ObjCInterfaceDecl *OI, 7969820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 7979820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian void CollectProtocolSynthesizedIvars(const ObjCProtocolDecl *PD, 7989820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 7998e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian unsigned CountSynthesizedIvars(const ObjCInterfaceDecl *OI); 8008e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian unsigned CountProtocolSynthesizedIvars(const ObjCProtocolDecl *PD); 801525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 802464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 803464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 804464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 8051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 80677c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// getCanonicalType - Return the canonical (structural) type corresponding to 80777c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// the specified potentially non-canonical type. The non-canonical version 80877c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// of a type may have many "decorated" versions of types. Decorators can 80977c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// include typedefs, 'typeof' operators, etc. The returned type is guaranteed 81077c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// to be free of any of these, allowing two canonical types to be compared 81177c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// for exact equality with a simple pointer comparison. 81250d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor CanQualType getCanonicalType(QualType T); 8131d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar const Type *getCanonicalType(const Type *T) { 8141d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 8151d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 8162a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 8178e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent. 8188e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameType(QualType T1, QualType T2) { 8198e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 8208e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 8211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8228e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 8238e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 8248e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameUnqualifiedType(QualType T1, QualType T2) { 8258e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor T1 = getCanonicalType(T1); 8268e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor T2 = getCanonicalType(T2); 8278e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return T1.getUnqualifiedType() == T2.getUnqualifiedType(); 8288e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 8298e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 8301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieves the "canonical" declaration of 8317da97d0f31e1ec16998d3de2cfd2e88fe3736673Douglas Gregor 832d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 833d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 834d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 835d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 836d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 837d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 838d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 839d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 840d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 841d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 842d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 843d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 844d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 845d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 846d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 847d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 848d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 849d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 850d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 851d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 852d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 853d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 854d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 855d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 856d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS); 857d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 85825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 85925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 86025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 86125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 86225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 86325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 86425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 86525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// names---std::vector, ::std::vector, vector (if vector is in 86625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 86725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 86825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 86925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 87025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 87125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 87225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 87325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 87425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 87525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 87625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor TemplateName getCanonicalTemplateName(TemplateName Name); 87725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 8781275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 8791275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 8801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 8811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 8821275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 8831275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg); 8841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 885c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 886c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 887c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 888c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 889c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ArrayType *getAsArrayType(QualType T); 890c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ConstantArrayType *getAsConstantArrayType(QualType T) { 891c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 892c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 893c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const VariableArrayType *getAsVariableArrayType(QualType T) { 894c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 895c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 896c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const IncompleteArrayType *getAsIncompleteArrayType(QualType T) { 897c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 898c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 8996183a99b064b397d98297904fbd6cf00fe1f453dAnders Carlsson 900fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// getBaseElementType - Returns the innermost element type of an array type. 901fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 902fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson QualType getBaseElementType(const ArrayType *VAT); 9035e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 9045e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// getBaseElementType - Returns the innermost element type of a type 9055e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// (which needn't actually be an array type). 9065e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor QualType getBaseElementType(QualType QT); 9071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9080de78998e7bda473b408437053e48661b510d453Fariborz Jahanian /// getConstantArrayElementCount - Returns number of constant array elements. 9090de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 9101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 911e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// getArrayDecayedType - Return the properly qualified result of decaying the 912e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// specified array type to a pointer. This operation is non-trivial when 913e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// handling typedefs etc. The canonical type of "T" must be an array type, 914e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// this returns a pointer to a properly qualified element of the array. 915e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 916e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 917e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner QualType getArrayDecayedType(QualType T); 9181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 919a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// getPromotedIntegerType - Returns the type that Promotable will 920a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// promote to: C99 6.3.1.1p2, assuming that Promotable is a promotable 921a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// integer type. 922a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman QualType getPromotedIntegerType(QualType PromotableType); 923a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 92404e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 92504e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 92604e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 92704e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 92804e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 92904e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman QualType isPromotableBitField(Expr *E); 93004e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 9311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getIntegerTypeOrder - Returns the highest ranked integer type: 9327cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner /// C99 6.3.1.8p1. If LHS > RHS, return 1. If LHS == RHS, return 0. If 9331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 9347cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner int getIntegerTypeOrder(QualType LHS, QualType RHS); 9351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 936a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// getFloatingTypeOrder - Compare the rank of the two specified floating 937a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// point types, ignoring the domain of the type (i.e. 'double' == 938a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// '_Complex double'). If LHS > RHS, return 1. If LHS == RHS, return 0. If 9391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 940a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner int getFloatingTypeOrder(QualType LHS, QualType RHS); 9415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 9421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getFloatingTypeOfSizeWithinDomain - Returns a real floating 9431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// point or a complex type (based on typeDomain/typeSize). 944716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeDomain' is a real floating point or complex type. 945716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeSize' is a real floating point or complex type. 9461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 947f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 948ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 949f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 950f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 951f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman unsigned getIntegerRank(Type* T); 952f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 953f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 954f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 955ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 956ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 957ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 9581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 959ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 960ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool typesAreCompatible(QualType, QualType); // C99 6.2.7p1 9611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 962a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 963de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCIdTypedefType; 964389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 965a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 966de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCClassTypedefType; 967389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 968a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 969a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek assert(SelStructType && "isObjCSelType used before 'SEL' type is built"); 9708baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson return T->getAsStructureType() == SelStructType; 9718baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 9724084c306635b70f37029dca938444e6013f08684Steve Naroff bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS); 9734084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 9744084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 9758baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 9763d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 97714108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 97814108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 97914108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCInterfaceType *LHS, 9803d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman const ObjCInterfaceType *RHS); 981389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 9823d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 9833d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 9843d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman QualType mergeTypes(QualType, QualType); 9853d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman QualType mergeFunctionTypes(QualType, QualType); 9863d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 987a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// UsualArithmeticConversionsType - handles the various conversions 988a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// that are common to binary operators (C99 6.3.1.8, C++ [expr]p9) 989a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// and returns the result type of that conversion. 990a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman QualType UsualArithmeticConversionsType(QualType lhs, QualType rhs); 991a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 992368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 993ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 994ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 995ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 996ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 997ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 998ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman unsigned getIntWidth(QualType T); 999ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1000ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 1001ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 1002ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 1003ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman QualType getCorrespondingUnsignedType(QualType T); 1004ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1005ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1006e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 1007e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 10081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1009e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::iterator type_iterator; 1010e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::const_iterator const_type_iterator; 10111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1012e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_begin() { return Types.begin(); } 1013e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_end() { return Types.end(); } 1014e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek const_type_iterator types_begin() const { return Types.begin(); } 10151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const_type_iterator types_end() const { return Types.end(); } 10161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1017e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 10180cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 10190cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 10200cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 10210cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// MakeIntValue - Make an APSInt of the appropriate width and 10220cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// signedness for the given \arg Value and integer \arg Type. 10230cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) { 10240cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt Res(getIntWidth(Type), !Type->isSignedIntegerType()); 10250cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 10260cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 10270cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 10280cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 10298a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCInterfaceDecl,or NULL if none exists. 10308a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 10318a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCCategoryDecl, or NULL if none exists. 10328a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 10338a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 10348a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 10358a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 10368a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 10378a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 10388a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 10398a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 10408a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1041b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \brief Allocate an uninitialized DeclaratorInfo. 1042b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1043b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// The caller should initialize the memory held by DeclaratorInfo using 1044b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 1045b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1046b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 1047b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 1048b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 1049b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis DeclaratorInfo *CreateDeclaratorInfo(QualType T); 1050b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 10515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 10525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext(const ASTContext&); // DO NOT IMPLEMENT 10535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void operator=(const ASTContext&); // DO NOT IMPLEMENT 10541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinTypes(); 10565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinType(QualType &R, BuiltinType::Kind K); 10571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 105882a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar // Return the ObjC type encoding for a given type. 10591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 106082a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 106182a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 1062153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 1063090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 10646ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor bool EncodingProperty = false); 1065b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1066b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout &getObjCLayout(const ObjCInterfaceDecl *D, 10671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const ObjCImplementationDecl *Impl); 10685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1069e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 10705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 10715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1072e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 1073e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// The throw specifications are mandated by the standard. 1074e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 1075e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1076e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 1077e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// obtaining memory. It is a non-throwing new, which means that it returns 1078e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// null on error. (If that is what the allocator does. The current does, so if 1079e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// this ever changes, this operator will have to be changed, too.) 1080e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 1081e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 1082e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Default alignment (16) 1083e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 1084e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 1085e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex2 = new (Context, 8) IntegerLiteral(arguments); 1086e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 1087e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 1088e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 10894398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 1090e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1091e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 1092e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 109342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 109442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 1095e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 1096e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redlinline void *operator new(size_t Bytes, clang::ASTContext &C, 10979f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor size_t Alignment) throw () { 1098c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 1099e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1100e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 1101e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1102e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 1103e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 1104e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 1105e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 1106fb523e16dd1f860ff02a3ae03e5e3e25327a5860Chris Lattnerinline void operator delete(void *Ptr, clang::ASTContext &C, size_t) 1107e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl throw () { 1108c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 1109e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1110e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 111142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 111242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// obtaining memory. It is a non-throwing new[], which means that it returns 111342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// null on error. 111442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 111542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 111642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Default alignment (16) 111742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 111842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 111942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context, 8) char[10]; 112042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 112142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 112242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 11234398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 112442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 112542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 112642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 112742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 112842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 112942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 113042542c6a4b3c60f63820e6177a8938443831492cTed Kremenekinline void *operator new[](size_t Bytes, clang::ASTContext& C, 113142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek size_t Alignment = 16) throw () { 113242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 113342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 113442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 113542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 113642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 113742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 113842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 113942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 114042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 114142542c6a4b3c60f63820e6177a8938443831492cTed Kremenekinline void operator delete[](void *Ptr, clang::ASTContext &C) throw () { 114242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 114342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 114442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 11455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1146