ASTContext.h revision fbbce49c116aa8c8c7c0707cb6048b55f70461a9
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; 897da2431c23ef1ee8acb114e39692246e1801afc2John McCall llvm::FoldingSet<ElaboratedType> ElaboratedTypes; 901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 917532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 927532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 937532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 94ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 95ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 96ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 97ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 98ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor NestedNameSpecifier *GlobalNestedNameSpecifier; 99ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 100ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 10188a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// ASTRecordLayouts - A cache mapping from RecordDecls to ASTRecordLayouts. 102a9a4a24592a2164114a8a36717650e6341eb67a4Ted Kremenek /// This is lazily created. This is intentionally not serialized. 10388a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> ASTRecordLayouts; 104b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> ObjCLayouts; 105f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1068a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1078a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 1088a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 109f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman llvm::DenseMap<unsigned, FixedWidthIntType*> SignedFixedWidthIntTypes; 110f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman llvm::DenseMap<unsigned, FixedWidthIntType*> UnsignedFixedWidthIntTypes; 1111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 112b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// BuiltinVaListType - built-in va list type. 113b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// This is initially null and set by Sema::LazilyCreateBuiltin when 114b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// a builtin that takes a valist is encountered. 115b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType BuiltinVaListType; 116d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1176083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCIdType - a pseudo built-in typedef type (set by Sema). 118de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCIdTypedefType; 1191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1206083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCSelType - another pseudo built-in typedef type (set by Sema). 121a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCSelType; 122b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian const RecordType *SelStructType; 1231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1246083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCProtoType - another pseudo built-in typedef type (set by Sema). 125a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCProtoType; 126390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian const RecordType *ProtoStructType; 1278baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1286083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCClassType - another pseudo built-in typedef type (set by Sema). 129de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCClassTypedefType; 1301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 131a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 1322198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff RecordDecl *CFConstantStringTypeDecl; 1337a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 134bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson RecordDecl *ObjCFastEnumerationStateTypeDecl; 1351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 136c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 137c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 1381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1398fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 140782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 1411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1428fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 143782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 1441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 14668584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 14768584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 14868584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 14968584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor llvm::DenseMap<const Decl*, Attr*> DeclAttrs; 1502455636163fdd18581d7fdae816433f886d88213Mike Stump 1517caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Keeps track of the static data member templates from which 1527caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static data members of class template specializations were instantiated. 1537caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1547caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// This data structure stores the mapping from instantiations of static 1557caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// data members to the static data member representations within the 1561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template from which they were instantiated. 1577caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1587caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 1597caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1607caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 1617caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 1627caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 1637caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 1647caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 1657caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1667caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 1677caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 1687caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1697caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 1707caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 1717caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 1737caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 1741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template X). 1757caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor llvm::DenseMap<VarDecl *, VarDecl *> InstantiatedFromStaticDataMember; 1761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1770d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \brief Keeps track of the UnresolvedUsingDecls from which UsingDecls 1780d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// where created during instantiation. 1790d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 1800d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 1810d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 1820d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 1830d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 1840d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 1850d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 1860d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 1870d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 1880d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 1890d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 1900d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 1910d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 1920d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 1930d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 1940d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 1950d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 1960d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 1970d8df780aef1acda5962347a32591efc629b6748Anders Carlsson llvm::DenseMap<UsingDecl *, UnresolvedUsingDecl *> 1980d8df780aef1acda5962347a32591efc629b6748Anders Carlsson InstantiatedFromUnresolvedUsingDecl; 1991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 200d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 2011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 202ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 203ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 204e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// SourceMgr - The associated SourceManager object. 205b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 2061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 207e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// LangOpts - The language options used to create the AST associated with 208e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 209e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek LangOptions LangOpts; 210e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 2112e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// \brief Whether we have already loaded comment source ranges from an 2122e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// external source. 2132e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor bool LoadedExternalComments; 2141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 215c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff /// MallocAlloc/BumpAlloc - The allocator objects used to create AST objects. 216c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff bool FreeMemory; 217c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff llvm::MallocAllocator MallocAlloc; 218c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff llvm::BumpPtrAllocator BumpAlloc; 2191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2202e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// \brief Mapping from declarations to their comments, once we have 2212e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// already looked up the comment associated with a given declaration. 2222e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor llvm::DenseMap<const Decl *, std::string> DeclComments; 2231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 2255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer TargetInfo &Target; 22671993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 22729238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 2281b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 2292e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationNameTable DeclarationNames; 2302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor llvm::OwningPtr<ExternalASTSource> ExternalSource; 231d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor clang::PrintingPolicy PrintingPolicy; 2322e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2330f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // Typedefs which may be provided defining the structure of Objective-C 2340f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // pseudo-builtins 2350f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCIdRedefinitionType; 2360f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCClassRedefinitionType; 2370f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall 2382e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// \brief Source ranges for all of the comments in the source file, 2392e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor /// sorted in order of appearance in the translation unit. 2402e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor std::vector<SourceRange> Comments; 2411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2427a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 243a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 244c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff void *Allocate(unsigned Size, unsigned Align = 8) { 245c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return FreeMemory ? MallocAlloc.Allocate(Size, Align) : 246c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff BumpAlloc.Allocate(Size, Align); 247c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 2481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void Deallocate(void *Ptr) { 249c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff if (FreeMemory) 2501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump MallocAlloc.Deallocate(Ptr); 251c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 252e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek const LangOptions& getLangOptions() const { return LangOpts; } 2531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 2559c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 2569c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 257ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 25868584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 25968584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor Attr*& getDeclAttrs(const Decl *D) { return DeclAttrs[D]; } 2601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 26168584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 26268584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor void eraseDeclAttrs(const Decl *D) { DeclAttrs.erase(D); } 2632455636163fdd18581d7fdae816433f886d88213Mike Stump 2647caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 2651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 2667caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 2677caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor VarDecl *getInstantiatedFromStaticDataMember(VarDecl *Var); 2681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2697caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 2707caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 2711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl); 2721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 273d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// \brief If this using decl is instantiated from an unresolved using decl, 274d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 2750d8df780aef1acda5962347a32591efc629b6748Anders Carlsson UnresolvedUsingDecl *getInstantiatedFromUnresolvedUsingDecl(UsingDecl *UUD); 276d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 277d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// \brief Note that the using decl \p Inst is an instantiation of 278d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// the unresolved using decl \p Tmpl of a class template. 279d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnresolvedUsingDecl(UsingDecl *Inst, 280d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson UnresolvedUsingDecl *Tmpl); 2811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 283d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 2841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 285d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 2861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 287ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 288ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 2891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2902e22253e03e175144aeb9d13350a12fd83f858beDouglas Gregor const char *getCommentForDecl(const Decl *D); 2911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 2935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType VoidTy; 2945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType BoolTy; 2955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType CharTy; 296f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith QualType WCharTy; // [C++ 3.9.1p5], integer type in C99. 297f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith QualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 298f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith QualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 2992df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner QualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 3005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 3012df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner QualType UnsignedLongLongTy, UnsignedInt128Ty; 3025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType FloatTy, DoubleTy, LongDoubleTy; 3035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 3046e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl QualType VoidPtrTy, NullPtrTy; 3058e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor QualType OverloadTy; 306898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType DependentTy; 307e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson QualType UndeducedAutoTy; 308de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCBuiltinIdTy, ObjCBuiltinClassTy; 3098e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 310e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek ASTContext(const LangOptions& LOpts, SourceManager &SM, TargetInfo &t, 3111b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner IdentifierTable &idents, SelectorTable &sels, 3121b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &builtins, 3131b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner bool FreeMemory = true, unsigned size_reserve=0); 314fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 3155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 3166ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 3172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 3182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 3192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 3202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 3212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 3222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void setExternalSource(llvm::OwningPtr<ExternalASTSource> &Source); 3232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 3252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 3262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ExternalASTSource *getExternalSource() const { return ExternalSource.get(); } 3272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 32903ed44061df258e74a40383bda849e14b892a8c6Ted Kremenek const std::vector<Type*>& getTypes() const { return Types; } 330d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 331464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 332464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 333464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 3341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3350953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 3360953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getExtQualType - Return a type with extended qualifiers. 3370953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getExtQualType(const Type *Base, Qualifiers Quals); 3380953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 3390953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 3401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getAddSpaceQualType - Return the uniqued reference to the type for an 3411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// address space qualified type with the specified type and address space. 3421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 3431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 344f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 345f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace); 3461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 347d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// getObjCGCQualType - Returns the uniqued reference to the type for an 348d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// objc gc qualified type. The retulting type has a union of the qualifiers 349d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// from T and the gc attribute. 3500953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr); 3510953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 3520953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getRestrictType - Returns the uniqued reference to the type for a 3530953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'restrict' qualified type. The resulting type has a union of the 3540953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'restrict'. 3550953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getRestrictType(QualType T) { 3560953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 3570953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 3580953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 3590953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getVolatileType - Returns the uniqued reference to the type for a 3600953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'volatile' qualified type. The resulting type has a union of the 3610953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'volatile'. 3620953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getVolatileType(QualType T); 3630953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 3640953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getConstType - Returns the uniqued reference to the type for a 3650953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'const' qualified type. The resulting type has a union of the 3660953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'const'. 3670953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 3680953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// It can be reasonably expected that this will always be 3690953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// equivalent to calling T.withConst(). 3700953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getConstType(QualType T) { return T.withConst(); } 3711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3722455636163fdd18581d7fdae816433f886d88213Mike Stump /// getNoReturnType - Add the noreturn attribute to the given type which must 3732455636163fdd18581d7fdae816433f886d88213Mike Stump /// be a FunctionType or a pointer to an allowable type or a BlockPointer. 3742455636163fdd18581d7fdae816433f886d88213Mike Stump QualType getNoReturnType(QualType T); 3751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getComplexType - Return the uniqued reference to the type for a complex 3775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 3785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getComplexType(QualType T); 3791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getPointerType - Return the uniqued reference to the type for a pointer to 3815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 3825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getPointerType(QualType T); 3835618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 3845618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// getBlockPointerType - Return the uniqued reference to the type for a block 3855618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// of the specified type. 3865618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff QualType getBlockPointerType(QualType T); 387f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 3887c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getLValueReferenceType - Return the uniqued reference to the type for an 3897c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// lvalue reference to the specified type. 3907c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl QualType getLValueReferenceType(QualType T); 3917c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 3927c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getRValueReferenceType - Return the uniqued reference to the type for an 3937c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// rvalue reference to the specified type. 3947c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl QualType getRValueReferenceType(QualType T); 395f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 396f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// getMemberPointerType - Return the uniqued reference to the type for a 397f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// member pointer to the specified type in the specified class. The class 398f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// is a Type because it could be a dependent name. 399f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl QualType getMemberPointerType(QualType T, const Type *Cls); 400f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 401bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getVariableArrayType - Returns a non-unique reference to the type for a 402bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// variable array of the specified element type. 403c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 404c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 4057e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 4067e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 4071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 408898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// getDependentSizedArrayType - Returns a non-unique reference to 409898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// the type for a dependently-sized array of the specified element 410898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 411898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// comparable, at some point. 412898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 413fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 4147e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 4157e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 416fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 417c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// getIncompleteArrayType - Returns a unique reference to the type for a 418c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// incomplete array of the specified element type. 419c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 420c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 421c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman unsigned EltTypeQuals); 422c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 423bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getConstantArrayType - Return the unique reference to the type for a 424bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// constant array of the specified element type. 425c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 426c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 427c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff unsigned EltTypeQuals); 4287e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 4297e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor /// getConstantArrayWithExprType - Return a reference to the type for a 4307e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor /// constant array of the specified element type. 4317e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor QualType getConstantArrayWithExprType(QualType EltTy, 4327e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor const llvm::APInt &ArySize, 4337e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Expr *ArySizeExpr, 4347e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor ArrayType::ArraySizeModifier ASM, 4357e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 4367e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 4377e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 4387e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor /// getConstantArrayWithoutExprType - Return a reference to the type 4397e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor /// for a constant array of the specified element type. 4407e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor QualType getConstantArrayWithoutExprType(QualType EltTy, 4417e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor const llvm::APInt &ArySize, 4427e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor ArrayType::ArraySizeModifier ASM, 4437e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals); 4447e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 44573322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getVectorType - Return the unique reference to a vector type of 44673322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 44773322924127c873c13101b705dd823f5539ffa5fSteve Naroff QualType getVectorType(QualType VectorType, unsigned NumElts); 44873322924127c873c13101b705dd823f5539ffa5fSteve Naroff 449213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// getExtVectorType - Return the unique reference to an extended vector type 450213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// of the specified element type and size. VectorType must be a built-in 451213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// type. 452213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman QualType getExtVectorType(QualType VectorType, unsigned NumElts); 4535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4549cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// getDependentSizedExtVectorType - Returns a non-unique reference to 4559cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// the type for a dependently-sized vector of the specified element 4569cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 4579cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// comparable, at some point. 4581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 4599cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 4609cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor SourceLocation AttrLoc); 4619cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 46272564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor /// getFunctionNoProtoType - Return a K&R style C function type like 'int()'. 4635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 4642455636163fdd18581d7fdae816433f886d88213Mike Stump QualType getFunctionNoProtoType(QualType ResultTy, bool NoReturn = false); 465465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 4665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getFunctionType - Return a normal function type with a typed argument 4675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// list. isVariadic indicates whether the argument list includes '...'. 46886da77fdaf4c0237eafb9670f54eee20b08635bfEli Friedman QualType getFunctionType(QualType ResultTy, const QualType *ArgArray, 469971c4fae6092976338b755af1d47dac07c8f16e3Argyrios Kyrtzidis unsigned NumArgs, bool isVariadic, 470465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl unsigned TypeQuals, bool hasExceptionSpec = false, 471465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl bool hasAnyExceptionSpec = false, 4722455636163fdd18581d7fdae816433f886d88213Mike Stump unsigned NumExs = 0, const QualType *ExArray = 0, 4732455636163fdd18581d7fdae816433f886d88213Mike Stump bool NoReturn = false); 4742ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 4752ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// getTypeDeclType - Return the unique reference to the type for 4762ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// the specified type declaration. 4774b7c98378ae0c1a3635f0b7756848b4a9923f8bcTed Kremenek QualType getTypeDeclType(TypeDecl *Decl, TypeDecl* PrevDecl=0); 4782ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 4795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTypedefType - Return the unique reference to the type for the 4805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified typename decl. 4815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getTypedefType(TypedefDecl *Decl); 482fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 4831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTemplateTypeParmType(unsigned Depth, unsigned Index, 48476e4ce42a30cee4dc40ce7c6014874fbc4f9baa7Anders Carlsson bool ParameterPack, 485fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor IdentifierInfo *Name = 0); 486fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 4877532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 4887532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 4897532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 4907532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType Canon = QualType()); 49155f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 492ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor QualType getQualifiedNameType(NestedNameSpecifier *NNS, 493e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor QualType NamedType); 4941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTypenameType(NestedNameSpecifier *NNS, 495d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor const IdentifierInfo *Name, 496d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor QualType Canon = QualType()); 4971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTypenameType(NestedNameSpecifier *NNS, 4981734317845d60307d474b5da8a8d33adbaf5e723Douglas Gregor const TemplateSpecializationType *TemplateId, 4991734317845d60307d474b5da8a8d33adbaf5e723Douglas Gregor QualType Canon = QualType()); 5007da2431c23ef1ee8acb114e39692246e1801afc2John McCall QualType getElaboratedType(QualType UnderlyingType, 5017da2431c23ef1ee8acb114e39692246e1801afc2John McCall ElaboratedType::TagKind Tag); 502e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 503c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl, 5041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ObjCProtocolDecl **Protocols = 0, 505c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff unsigned NumProtocols = 0); 506c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 507d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff /// getObjCObjectPointerType - Return a ObjCObjectPointerType type for the 508d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff /// given interface decl and the conforming protocol list. 509c02397509bb4057f3a7d6f5f4d764d122ed2381fSteve Naroff QualType getObjCObjectPointerType(QualType OIT, 510d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff ObjCProtocolDecl **ProtocolList = 0, 511d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff unsigned NumProtocols = 0); 5121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 513d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff /// getTypeOfType - GCC extension. 51472564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor QualType getTypeOfExprType(Expr *e); 515d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff QualType getTypeOfType(QualType t); 5161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 517395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson /// getDecltypeType - C++0x decltype. 518395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson QualType getDecltypeType(Expr *e); 5191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTagDeclType - Return the unique reference to the type for the 5215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified TagDecl (struct/union/class/enum) decl. 522e607ed068334bacb8d7b093996b4671c6ca79e25Mike Stump QualType getTagDeclType(const TagDecl *Decl); 5231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getSizeType - Return the unique type for "size_t" (C99 7.17), defined 5255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// in <stddef.h>. The sizeof operator requires this (C99 6.5.3.4p4). 5265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getSizeType() const; 527fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 5283a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// getWCharType - In C++, this returns the unique wchar_t type. In C99, this 5293a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// returns a type compatible with the type defined in <stddef.h> as defined 5303a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// by the target. 5313a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 53264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 53364c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getSignedWCharType - Return the type of "signed wchar_t". 53464c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 53564c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 53664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 53764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getUnsignedWCharType - Return the type of "unsigned wchar_t". 53864c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 53964c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 5401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5418b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// getPointerDiffType - Return the unique type for "ptrdiff_t" (ref?) 5428b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// defined in <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 5438b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 5441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 545beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // getCFConstantStringType - Return the C structure type used to represent 546beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // constant CFStrings. 5471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getCFConstantStringType(); 5481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 549319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 550319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 551319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawCFConstantStringType() { 552319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 553319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 554319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 555319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 556319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 557319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 558983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 559a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 5601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 5611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 5622198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 563b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 564bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson //// This gets the struct used to keep track of fast enumerations. 565bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson QualType getObjCFastEnumerationStateType(); 5661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 567319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the ObjCFastEnumerationState type, or NULL if it hasn't yet 568319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// been built. 569319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawObjCFastEnumerationStateType() { 570319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (ObjCFastEnumerationStateTypeDecl) 571319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(ObjCFastEnumerationStateTypeDecl); 572319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 573319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 574319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 575319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCFastEnumerationStateType(QualType T); 576319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 577c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 578c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 5791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 580c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 5811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFILEType() { 5821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 583c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 584c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 585c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 586782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 587782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 588fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 589fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 590fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 5911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 592782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 5931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getjmp_bufType() { 5941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 595782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 596782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 597782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 598782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 599782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 600fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 601fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 602fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 6031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 604782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 6051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getsigjmp_bufType() { 6061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 607782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 608782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 609782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 6101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 611d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// getObjCEncodingForType - Emit the ObjC type encoding for the 612d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// given type into \arg S. If \arg NameFields is specified then 613d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// record field names are also encoded. 6141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForType(QualType t, std::string &S, 615153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field=0); 616a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 617a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 6181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 619ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian // Put the string version of type qualifiers into S. 6201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 621ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 6221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 623a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingForMethodDecl - Return the encoded type for this method 62433e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// declaration. 625c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar void getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S); 6261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 627c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 628c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 629c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 630c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 6311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 632c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 633c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar std::string &S); 6341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6350fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 6360fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian ObjCProtocolDecl *rProto); 6371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 638a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingTypeSize returns size of type for objective-c encoding 63933e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// purpose. 640a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek int getObjCEncodingTypeSize(QualType t); 641d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 642d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter represents the ObjC 'id' type. It is setup lazily, by 643d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. id is always a (typedef for a) pointer type, a pointer to a struct. 644de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCIdType() const { return ObjCIdTypedefType; } 645319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCIdType(QualType T); 6461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 647319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCSelType(QualType T); 648a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCSelType() const { return ObjCSelType; } 6491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 650a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCProtoType(QualType QT); 651a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCProtoType() const { return ObjCProtoType; } 6521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 653d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter repreents the ObjC 'Class' type. It is setup lazily, by 654d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. 'Class' is always a (typedef for a) pointer type, a pointer to a 655d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// struct. 656de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCClassType() const { return ObjCClassTypedefType; } 657319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCClassType(QualType T); 6581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 659b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson void setBuiltinVaListType(QualType T); 660b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType getBuiltinVaListType() const { return BuiltinVaListType; } 661f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 662f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman QualType getFixedWidthIntType(unsigned Width, bool Signed); 663f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 6640953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getCVRQualifiedType - Returns a type with additional const, 6650953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// volatile, or restrict qualifiers. 6660953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getCVRQualifiedType(QualType T, unsigned CVR) { 6670953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 6680953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 6690953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 6700953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 6710953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(QualType T, Qualifiers Qs) { 6720953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 6730953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 6740953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 6750953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 6760953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 6770953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 6780953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 6790953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 6800953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(const Type *T, Qualifiers Qs) { 6810953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 6820953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 6830953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 6840953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 6850953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 6861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 6877532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 6887532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor TemplateDecl *Template); 6891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 690d99cbe66403ee39c2ee58024b9582b95649a4fc5Douglas Gregor bool TemplateKeyword, 691d99cbe66403ee39c2ee58024b9582b95649a4fc5Douglas Gregor OverloadedFunctionDecl *Template); 6921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 6947532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const IdentifierInfo *Name); 6957532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 69686df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 697782fa308a765aeac2acb39c4e697c937ec21185bMike Stump GE_None, //< No error 698f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_stdio, //< Missing a type from <stdio.h> 699f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_setjmp //< Missing a type from <setjmp.h> 70086df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 7011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 70286df27bbdbb98c39ec2184695c0561209f91beddChris Lattner /// GetBuiltinType - Return the type for the specified builtin. 70386df27bbdbb98c39ec2184695c0561209f91beddChris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error); 7041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 705d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 706d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor QualType getFromTargetType(unsigned Type) const; 707b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 708464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 709b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 710b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 7111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 712d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 7134fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// getObjCGCAttr - Returns one of GCNone, Weak or Strong objc's 7144fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// garbage collection attribute. 7154fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// 7160953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Qualifiers::GC getObjCGCAttrKind(const QualType &Ty) const; 7171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 718fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// isObjCNSObjectType - Return true if this is an NSObject object with 719fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// its NSObject attribute set. 720fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian bool isObjCNSObjectType(QualType Ty) const; 7211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 722b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 723464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 724464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 7251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 726b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// getFloatTypeSemantics - Return the APFloat 'semantics' for the specified 727b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// scalar floating point type. 728b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 7291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 730464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeInfo - Get the size and alignment of the specified complete type in 731464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// bits. 7321d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(const Type *T); 7331d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(QualType T) { 7341d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 7351d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 7361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 737464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeSize - Return the size of the specified type, in bits. This method 738464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// does not work on incomplete types. 73998be4943e8dc4f3905629a7102668960873cf863Chris Lattner uint64_t getTypeSize(QualType T) { 74098be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 741464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 7421d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar uint64_t getTypeSize(const Type *T) { 7431d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 7441d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 7451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 74634ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getTypeAlign - Return the ABI-specified alignment of a type, in bits. 74734ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// This method does not work on incomplete types. 74898be4943e8dc4f3905629a7102668960873cf863Chris Lattner unsigned getTypeAlign(QualType T) { 74998be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 750464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 7511d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar unsigned getTypeAlign(const Type *T) { 7521d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 7531d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 7541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 75534ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getPreferredTypeAlign - Return the "preferred" alignment of the specified 75634ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// type for the current target in bits. This can be different than the ABI 75734ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// alignment in cases where it is beneficial for performance to overalign 75834ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// a data type. 75934ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner unsigned getPreferredTypeAlign(const Type *T); 7601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 761b7d0844c887a72064b624dc6df12cbe1441f69d0Daniel Dunbar /// getDeclAlignInBytes - Return the alignment of the specified decl 762b7d0844c887a72064b624dc6df12cbe1441f69d0Daniel Dunbar /// that should be returned by __alignof(). Note that bitfields do 763b7d0844c887a72064b624dc6df12cbe1441f69d0Daniel Dunbar /// not have a valid alignment, so this method will assert on them. 764b7d0844c887a72064b624dc6df12cbe1441f69d0Daniel Dunbar unsigned getDeclAlignInBytes(const Decl *D); 7651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 76688a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// getASTRecordLayout - Get or compute information about the layout of the 767464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// specified record (struct/union/class), which indicates its size and field 768464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 76998be4943e8dc4f3905629a7102668960873cf863Chris Lattner const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D); 7701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 771b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCInterfaceLayout - Get or compute information about the 772b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// layout of the specified Objective-C interface. 77344a3dded8080c5c9cfdad208ade8f8f7850d9a4fDevang Patel const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D); 774b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 775b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCImplementationLayout - Get or compute information about 776b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// the layout of the specified Objective-C implementation. This may 777b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// differ from the interface if synthesized ivars are present. 778b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 779b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar getASTObjCImplementationLayout(const ObjCImplementationDecl *D); 780b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 78188e469cf4240d4b898eacc0ad092019b022e0e50Fariborz Jahanian void CollectObjCIvars(const ObjCInterfaceDecl *OI, 7826ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor llvm::SmallVectorImpl<FieldDecl*> &Fields); 7838e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian 7848e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian void ShallowCollectObjCIvars(const ObjCInterfaceDecl *OI, 7858e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars, 7868e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian bool CollectSynthesized = true); 7879820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian void CollectSynthesizedIvars(const ObjCInterfaceDecl *OI, 7889820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 7899820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian void CollectProtocolSynthesizedIvars(const ObjCProtocolDecl *PD, 7909820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 7918e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian unsigned CountSynthesizedIvars(const ObjCInterfaceDecl *OI); 7928e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian unsigned CountProtocolSynthesizedIvars(const ObjCProtocolDecl *PD); 793525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 794464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 795464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 796464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 7971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 79877c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// getCanonicalType - Return the canonical (structural) type corresponding to 79977c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// the specified potentially non-canonical type. The non-canonical version 80077c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// of a type may have many "decorated" versions of types. Decorators can 80177c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// include typedefs, 'typeof' operators, etc. The returned type is guaranteed 80277c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// to be free of any of these, allowing two canonical types to be compared 80377c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// for exact equality with a simple pointer comparison. 80450d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor CanQualType getCanonicalType(QualType T); 8051d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar const Type *getCanonicalType(const Type *T) { 8061d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 8071d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 8082a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 8098e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent. 8108e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameType(QualType T1, QualType T2) { 8118e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 8128e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 8131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8148e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 8158e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 8168e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameUnqualifiedType(QualType T1, QualType T2) { 8178e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor T1 = getCanonicalType(T1); 8188e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor T2 = getCanonicalType(T2); 8198e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return T1.getUnqualifiedType() == T2.getUnqualifiedType(); 8208e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 8218e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 8221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieves the "canonical" declaration of 8237da97d0f31e1ec16998d3de2cfd2e88fe3736673Douglas Gregor 824d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 825d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 826d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 827d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 828d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 829d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 830d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 831d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 832d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 833d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 834d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 835d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 836d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 837d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 838d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 839d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 840d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 841d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 842d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 843d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 844d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 845d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 846d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 847d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 848d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS); 849d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 85025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 85125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 85225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 85325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 85425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 85525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 85625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 85725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// names---std::vector, ::std::vector, vector (if vector is in 85825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 85925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 86025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 86125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 86225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 86325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 86425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 86525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 86625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 86725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 86825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor TemplateName getCanonicalTemplateName(TemplateName Name); 86925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 8701275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 8711275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 8721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 8731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 8741275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 8751275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg); 8761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 877c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 878c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 879c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 880c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 881c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ArrayType *getAsArrayType(QualType T); 882c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ConstantArrayType *getAsConstantArrayType(QualType T) { 883c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 884c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 885c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const VariableArrayType *getAsVariableArrayType(QualType T) { 886c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 887c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 888c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const IncompleteArrayType *getAsIncompleteArrayType(QualType T) { 889c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 890c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 8916183a99b064b397d98297904fbd6cf00fe1f453dAnders Carlsson 892fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// getBaseElementType - Returns the innermost element type of an array type. 893fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 894fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson QualType getBaseElementType(const ArrayType *VAT); 8955e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 8965e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// getBaseElementType - Returns the innermost element type of a type 8975e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// (which needn't actually be an array type). 8985e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor QualType getBaseElementType(QualType QT); 8991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9000de78998e7bda473b408437053e48661b510d453Fariborz Jahanian /// getConstantArrayElementCount - Returns number of constant array elements. 9010de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 9021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 903e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// getArrayDecayedType - Return the properly qualified result of decaying the 904e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// specified array type to a pointer. This operation is non-trivial when 905e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// handling typedefs etc. The canonical type of "T" must be an array type, 906e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// this returns a pointer to a properly qualified element of the array. 907e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 908e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 909e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner QualType getArrayDecayedType(QualType T); 9101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 911a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// getPromotedIntegerType - Returns the type that Promotable will 912a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// promote to: C99 6.3.1.1p2, assuming that Promotable is a promotable 913a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// integer type. 914a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman QualType getPromotedIntegerType(QualType PromotableType); 915a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 91604e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 91704e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 91804e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 91904e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 92004e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 92104e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman QualType isPromotableBitField(Expr *E); 92204e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 9231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getIntegerTypeOrder - Returns the highest ranked integer type: 9247cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner /// C99 6.3.1.8p1. If LHS > RHS, return 1. If LHS == RHS, return 0. If 9251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 9267cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner int getIntegerTypeOrder(QualType LHS, QualType RHS); 9271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 928a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// getFloatingTypeOrder - Compare the rank of the two specified floating 929a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// point types, ignoring the domain of the type (i.e. 'double' == 930a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// '_Complex double'). If LHS > RHS, return 1. If LHS == RHS, return 0. If 9311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 932a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner int getFloatingTypeOrder(QualType LHS, QualType RHS); 9335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 9341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getFloatingTypeOfSizeWithinDomain - Returns a real floating 9351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// point or a complex type (based on typeDomain/typeSize). 936716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeDomain' is a real floating point or complex type. 937716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeSize' is a real floating point or complex type. 9381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 939f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 940ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 941f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 942f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 943f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman unsigned getIntegerRank(Type* T); 944f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 945f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 946f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 947ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 948ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 949ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 9501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 951ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 952ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool typesAreCompatible(QualType, QualType); // C99 6.2.7p1 9531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 954a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 955de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCIdTypedefType; 956389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 957a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 958de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCClassTypedefType; 959389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 960a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 961a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek assert(SelStructType && "isObjCSelType used before 'SEL' type is built"); 9628baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson return T->getAsStructureType() == SelStructType; 9638baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 9644084c306635b70f37029dca938444e6013f08684Steve Naroff bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS); 9654084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 9664084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 9678baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 9683d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 96914108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 97014108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 97114108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCInterfaceType *LHS, 9723d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman const ObjCInterfaceType *RHS); 973389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 9743d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 9753d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 9763d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman QualType mergeTypes(QualType, QualType); 9773d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman QualType mergeFunctionTypes(QualType, QualType); 9783d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 979a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// UsualArithmeticConversionsType - handles the various conversions 980a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// that are common to binary operators (C99 6.3.1.8, C++ [expr]p9) 981a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// and returns the result type of that conversion. 982a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman QualType UsualArithmeticConversionsType(QualType lhs, QualType rhs); 983a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 984368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 985ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 986ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 987ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 988ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 989ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 990ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman unsigned getIntWidth(QualType T); 991ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 992ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 993ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 994ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 995ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman QualType getCorrespondingUnsignedType(QualType T); 996ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 997ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 998e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 999e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 10001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1001e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::iterator type_iterator; 1002e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::const_iterator const_type_iterator; 10031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1004e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_begin() { return Types.begin(); } 1005e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_end() { return Types.end(); } 1006e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek const_type_iterator types_begin() const { return Types.begin(); } 10071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const_type_iterator types_end() const { return Types.end(); } 10081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1009e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 10100cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 10110cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 10120cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 10130cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// MakeIntValue - Make an APSInt of the appropriate width and 10140cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// signedness for the given \arg Value and integer \arg Type. 10150cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) { 10160cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt Res(getIntWidth(Type), !Type->isSignedIntegerType()); 10170cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 10180cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 10190cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 10200cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 10218a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCInterfaceDecl,or NULL if none exists. 10228a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 10238a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCCategoryDecl, or NULL if none exists. 10248a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 10258a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 10268a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 10278a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 10288a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 10298a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 10308a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 10318a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 10328a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1033b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \brief Allocate an uninitialized DeclaratorInfo. 1034b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1035b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// The caller should initialize the memory held by DeclaratorInfo using 1036b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 1037b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1038b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 1039b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 1040b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 1041b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis DeclaratorInfo *CreateDeclaratorInfo(QualType T); 1042b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 10435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 10445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext(const ASTContext&); // DO NOT IMPLEMENT 10455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void operator=(const ASTContext&); // DO NOT IMPLEMENT 10461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinTypes(); 10485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinType(QualType &R, BuiltinType::Kind K); 10491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 105082a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar // Return the ObjC type encoding for a given type. 10511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 105282a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 105382a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 1054153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 1055090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 10566ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor bool EncodingProperty = false); 1057b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1058b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout &getObjCLayout(const ObjCInterfaceDecl *D, 10591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const ObjCImplementationDecl *Impl); 10605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1061e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 10625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 10635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1064e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 1065e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// The throw specifications are mandated by the standard. 1066e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 1067e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1068e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 1069e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// obtaining memory. It is a non-throwing new, which means that it returns 1070e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// null on error. (If that is what the allocator does. The current does, so if 1071e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// this ever changes, this operator will have to be changed, too.) 1072e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 1073e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 1074e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Default alignment (16) 1075e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 1076e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 1077e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex2 = new (Context, 8) IntegerLiteral(arguments); 1078e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 1079e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 1080e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 10814398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 1082e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1083e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 1084e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 108542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 108642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 1087e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 1088e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redlinline void *operator new(size_t Bytes, clang::ASTContext &C, 10899f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor size_t Alignment) throw () { 1090c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 1091e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1092e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 1093e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1094e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 1095e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 1096e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 1097e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 1098fb523e16dd1f860ff02a3ae03e5e3e25327a5860Chris Lattnerinline void operator delete(void *Ptr, clang::ASTContext &C, size_t) 1099e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl throw () { 1100c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 1101e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1102e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 110342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 110442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// obtaining memory. It is a non-throwing new[], which means that it returns 110542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// null on error. 110642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 110742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 110842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Default alignment (16) 110942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 111042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 111142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context, 8) char[10]; 111242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 111342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 111442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 11154398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 111642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 111742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 111842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 111942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 112042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 112142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 112242542c6a4b3c60f63820e6177a8938443831492cTed Kremenekinline void *operator new[](size_t Bytes, clang::ASTContext& C, 112342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek size_t Alignment = 16) throw () { 112442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 112542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 112642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 112742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 112842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 112942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 113042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 113142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 113242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 113342542c6a4b3c60f63820e6177a8938443831492cTed Kremenekinline void operator delete[](void *Ptr, clang::ASTContext &C) throw () { 113442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 113542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 113642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 11375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1138