ASTContext.h revision c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44e
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- ASTContext.h - Context to hold long-lived AST nodes ----*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the ASTContext interface. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_ASTCONTEXT_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_ASTCONTEXT_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 172e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#include "clang/Basic/IdentifierTable.h" 18e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek#include "clang/Basic/LangOptions.h" 19ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor#include "clang/Basic/OperatorKinds.h" 20fe6b2d481d91140923f4541f273b253291884214Douglas Gregor#include "clang/Basic/PartialDiagnostic.h" 219f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor#include "clang/AST/Attr.h" 22ad75653f81dece1c806e9c28dd7e7582c9929a27Ted Kremenek#include "clang/AST/Decl.h" 23ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor#include "clang/AST/NestedNameSpecifier.h" 24d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor#include "clang/AST/PrettyPrinter.h" 257532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/TemplateName.h" 26464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/Type.h" 2750d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor#include "clang/AST/CanonicalType.h" 28046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson#include "clang/AST/UsuallyTinyPtrVector.h" 29464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "llvm/ADT/DenseMap.h" 3068d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff#include "llvm/ADT/FoldingSet.h" 312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/ADT/OwningPtr.h" 32432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian#include "llvm/ADT/SmallPtrSet.h" 336c2b6eb8d836da19007f7540709e16d5e39a1cbaChris Lattner#include "llvm/Support/Allocator.h" 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 36b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattnernamespace llvm { 37b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner struct fltSemantics; 38bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar class raw_ostream; 39b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner} 40b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner 415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 42a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner class FileManager; 43e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class ASTRecordLayout; 445e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall class BlockExpr; 45bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck class CharUnits; 46aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor class Diagnostic; 47e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Expr; 482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor class ExternalASTSource; 49c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner class IdentifierTable; 50e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SelectorTable; 51e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SourceManager; 52d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor class TargetInfo; 53e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar // Decls 543478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek class DeclContext; 55f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson class CXXMethodDecl; 56f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson class CXXRecordDecl; 57e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Decl; 580d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class FieldDecl; 590d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarDecl; 600d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarRefExpr; 61c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar class ObjCPropertyDecl; 62e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class RecordDecl; 630c01d18094100db92d38daa923c95661512db203John McCall class StoredDeclsMap; 64e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TagDecl; 650d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class TemplateTypeParmDecl; 66e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TranslationUnitDecl; 67e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypeDecl; 68e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypedefDecl; 690d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class UsingDecl; 70ed97649e9574b9d854fa4d6109c9333ae0993554John McCall class UsingShadowDecl; 71eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall class UnresolvedSetIterator; 721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 731b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner namespace Builtin { class Context; } 741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ASTContext - This class holds long-lived AST nodes (such as types and 765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// decls) that can be referred to throughout the semantic analysis of a file. 771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpclass ASTContext { 785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer std::vector<Type*> Types; 790953e767ff7817f97b3ab20896b229891eeff45bJohn McCall llvm::FoldingSet<ExtQuals> ExtQualNodes; 805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<ComplexType> ComplexTypes; 815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<PointerType> PointerTypes; 825618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff llvm::FoldingSet<BlockPointerType> BlockPointerTypes; 837c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl llvm::FoldingSet<LValueReferenceType> LValueReferenceTypes; 847c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl llvm::FoldingSet<RValueReferenceType> RValueReferenceTypes; 85f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl llvm::FoldingSet<MemberPointerType> MemberPointerTypes; 867192f8e9592729882a09d84d77838db26e39ebd4Ted Kremenek llvm::FoldingSet<ConstantArrayType> ConstantArrayTypes; 87c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman llvm::FoldingSet<IncompleteArrayType> IncompleteArrayTypes; 88c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman std::vector<VariableArrayType*> VariableArrayTypes; 8904d4beee4b86af20a9e4457023d3925cab8f9908Douglas Gregor llvm::FoldingSet<DependentSizedArrayType> DependentSizedArrayTypes; 902ec09f1dc123e1942ed756e8ee4fef86451eac9eDouglas Gregor llvm::FoldingSet<DependentSizedExtVectorType> DependentSizedExtVectorTypes; 915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<VectorType> VectorTypes; 9272564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor llvm::FoldingSet<FunctionNoProtoType> FunctionNoProtoTypes; 9372564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor llvm::FoldingSet<FunctionProtoType> FunctionProtoTypes; 94b197572cf1cd70a817a1f546478cb2cb9112c48eDouglas Gregor llvm::FoldingSet<DependentTypeOfExprType> DependentTypeOfExprTypes; 959d702ae1cd5cfa19d884cbef77e1df99395138bbDouglas Gregor llvm::FoldingSet<DependentDecltypeType> DependentDecltypeTypes; 96fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor llvm::FoldingSet<TemplateTypeParmType> TemplateTypeParmTypes; 9749a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall llvm::FoldingSet<SubstTemplateTypeParmType> SubstTemplateTypeParmTypes; 987532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<TemplateSpecializationType> TemplateSpecializationTypes; 99465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara llvm::FoldingSet<ElaboratedType> ElaboratedTypes; 1004714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregor llvm::FoldingSet<DependentNameType> DependentNameTypes; 101c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall llvm::FoldingSet<ObjCObjectTypeImpl> ObjCObjectTypes; 102d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff llvm::FoldingSet<ObjCObjectPointerType> ObjCObjectPointerTypes; 1031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1047532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 1057532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 1067532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 107ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 108ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 109ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 110ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 111ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor NestedNameSpecifier *GlobalNestedNameSpecifier; 112ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 113ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 11488a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// ASTRecordLayouts - A cache mapping from RecordDecls to ASTRecordLayouts. 115a9a4a24592a2164114a8a36717650e6341eb67a4Ted Kremenek /// This is lazily created. This is intentionally not serialized. 11688a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> ASTRecordLayouts; 117b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> ObjCLayouts; 118f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 119f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// KeyFunctions - A cache mapping from CXXRecordDecls to key functions. 120f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson llvm::DenseMap<const CXXRecordDecl*, const CXXMethodDecl*> KeyFunctions; 121f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1228a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1238a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 1248a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 125b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// BuiltinVaListType - built-in va list type. 126b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// This is initially null and set by Sema::LazilyCreateBuiltin when 127b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// a builtin that takes a valist is encountered. 128b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType BuiltinVaListType; 129d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1306083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCIdType - a pseudo built-in typedef type (set by Sema). 131de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCIdTypedefType; 1321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1336083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCSelType - another pseudo built-in typedef type (set by Sema). 13413dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType ObjCSelTypedefType; 1351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1366083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCProtoType - another pseudo built-in typedef type (set by Sema). 137a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCProtoType; 138390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian const RecordType *ProtoStructType; 1398baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1406083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCClassType - another pseudo built-in typedef type (set by Sema). 141de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCClassTypedefType; 1421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 143a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 1442198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff RecordDecl *CFConstantStringTypeDecl; 1457a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 1462bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian RecordDecl *NSConstantStringTypeDecl; 1472bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 148bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson RecordDecl *ObjCFastEnumerationStateTypeDecl; 1491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 150c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 151c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 1521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1538fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 154782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 1551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1568fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 157782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 1581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 159adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 160adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump RecordDecl *BlockDescriptorType; 161adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 162083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 163083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump RecordDecl *BlockDescriptorExtendedType; 164083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 1651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 16668584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 16768584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 16868584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 16968584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor llvm::DenseMap<const Decl*, Attr*> DeclAttrs; 1702455636163fdd18581d7fdae816433f886d88213Mike Stump 1717caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Keeps track of the static data member templates from which 1727caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static data members of class template specializations were instantiated. 1737caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1747caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// This data structure stores the mapping from instantiations of static 1757caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// data members to the static data member representations within the 176251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template from which they were instantiated along with the kind 177251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// of instantiation or specialization (a TemplateSpecializationKind - 1). 1787caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1797caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 1807caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1817caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 1827caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 1837caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 1847caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 1857caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 1867caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1877caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 1887caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 1897caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1907caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 1917caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 1927caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 1931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 1947caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 195251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template X) and will be marked TSK_ImplicitInstantiation. 196663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor llvm::DenseMap<const VarDecl *, MemberSpecializationInfo *> 197251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor InstantiatedFromStaticDataMember; 1981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 199ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Keeps track of the declaration from which a UsingDecl was 200ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// created during instantiation. The source declaration is always 201ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// a UsingDecl, an UnresolvedUsingValueDecl, or an 202ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// UnresolvedUsingTypenameDecl. 2030d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2040d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 2050d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 2060d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2070d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 2080d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 2090d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2100d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2110d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2120d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 2130d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 2140d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2150d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2160d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 2170d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 2180d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2190d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 2200d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 221ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingDecl *, NamedDecl *> InstantiatedFromUsingDecl; 222ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 223ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingShadowDecl*, UsingShadowDecl*> 224ed97649e9574b9d854fa4d6109c9333ae0993554John McCall InstantiatedFromUsingShadowDecl; 2251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 226d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 2271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2287d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Mapping that stores the methods overridden by a given C++ 2297d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// member function. 2307d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// 2317d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Since most C++ member functions aren't virtual and therefore 2327d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// don't override anything, we store the overridden functions in 2337d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// this map on the side rather than within the CXXMethodDecl structure. 234046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson typedef UsuallyTinyPtrVector<const CXXMethodDecl> CXXMethodVector; 2357d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor llvm::DenseMap<const CXXMethodDecl *, CXXMethodVector> OverriddenMethods; 2367d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 237ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 238ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 239e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// SourceMgr - The associated SourceManager object. 240b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 2411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 242e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// LangOpts - The language options used to create the AST associated with 243e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 244e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek LangOptions LangOpts; 245e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 246c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff /// MallocAlloc/BumpAlloc - The allocator objects used to create AST objects. 247c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff bool FreeMemory; 248c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff llvm::MallocAllocator MallocAlloc; 249c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff llvm::BumpPtrAllocator BumpAlloc; 2501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 251fe6b2d481d91140923f4541f273b253291884214Douglas Gregor /// \brief Allocator for partial diagnostics. 252fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator DiagAllocator; 253fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 2541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 255444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar const TargetInfo &Target; 25671993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 25729238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 2581b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 2592e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationNameTable DeclarationNames; 2602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor llvm::OwningPtr<ExternalASTSource> ExternalSource; 261d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor clang::PrintingPolicy PrintingPolicy; 2622e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2630f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // Typedefs which may be provided defining the structure of Objective-C 2640f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // pseudo-builtins 2650f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCIdRedefinitionType; 2660f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCClassRedefinitionType; 267369a3bd9979cf529eed529aa037de713c213e47dFariborz Jahanian QualType ObjCSelRedefinitionType; 2680f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall 2697a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 270a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 271c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff void *Allocate(unsigned Size, unsigned Align = 8) { 272c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return FreeMemory ? MallocAlloc.Allocate(Size, Align) : 273c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff BumpAlloc.Allocate(Size, Align); 274c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 2751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void Deallocate(void *Ptr) { 276c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff if (FreeMemory) 2771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump MallocAlloc.Deallocate(Ptr); 278c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 279fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 280fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator &getDiagAllocator() { 281fe6b2d481d91140923f4541f273b253291884214Douglas Gregor return DiagAllocator; 282fe6b2d481d91140923f4541f273b253291884214Douglas Gregor } 283fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 284e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek const LangOptions& getLangOptions() const { return LangOpts; } 2851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 2879c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 2889c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 289ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 29068584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 29168584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor Attr*& getDeclAttrs(const Decl *D) { return DeclAttrs[D]; } 2921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 29368584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 29468584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor void eraseDeclAttrs(const Decl *D) { DeclAttrs.erase(D); } 2952455636163fdd18581d7fdae816433f886d88213Mike Stump 2967caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 2971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 2987caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 299663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor MemberSpecializationInfo *getInstantiatedFromStaticDataMember( 300663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor const VarDecl *Var); 3011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3027caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 3037caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 304251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl, 305251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor TemplateSpecializationKind TSK); 3061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 307ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief If the given using decl is an instantiation of a 308ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// (possibly unresolved) using decl from a template instantiation, 309d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 310ed97649e9574b9d854fa4d6109c9333ae0993554John McCall NamedDecl *getInstantiatedFromUsingDecl(UsingDecl *Inst); 311d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 312ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Remember that the using decl \p Inst is an instantiation 313ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// of the using decl \p Pattern of a class template. 314ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingDecl(UsingDecl *Inst, NamedDecl *Pattern); 3151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 316ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst, 317ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *Pattern); 318ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *getInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst); 3191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 320d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 3211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 322d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 3231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3247d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor // Access to the set of methods overridden by the given C++ method. 3257d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor typedef CXXMethodVector::iterator overridden_cxx_method_iterator; 3267d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3277d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_begin(const CXXMethodDecl *Method) const; 3287d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 3297d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3307d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_end(const CXXMethodDecl *Method) const; 3317d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 3327d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Note that the given C++ \p Method overrides the given \p 3337d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Overridden method. 3347d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor void addOverriddenMethod(const CXXMethodDecl *Method, 3357d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor const CXXMethodDecl *Overridden); 3367d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 337ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 338ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 3391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 341e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidTy; 342e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType BoolTy; 343e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType CharTy; 344e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType WCharTy; // [C++ 3.9.1p5], integer type in C99. 345e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 346e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 347e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 348e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 349e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedLongLongTy, UnsignedInt128Ty; 350e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatTy, DoubleTy, LongDoubleTy; 351e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 352e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidPtrTy, NullPtrTy; 353e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType OverloadTy; 354e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType DependentTy; 355e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UndeducedAutoTy; 35613dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian CanQualType ObjCBuiltinIdTy, ObjCBuiltinClassTy, ObjCBuiltinSelTy; 3578e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 358444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar ASTContext(const LangOptions& LOpts, SourceManager &SM, const TargetInfo &t, 3591b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner IdentifierTable &idents, SelectorTable &sels, 3601b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &builtins, 3611b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner bool FreeMemory = true, unsigned size_reserve=0); 362fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 3635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 3646ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 3652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 3662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 3672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 3682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 3692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 3702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void setExternalSource(llvm::OwningPtr<ExternalASTSource> &Source); 3712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 3732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 3742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ExternalASTSource *getExternalSource() const { return ExternalSource.get(); } 3752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 37703ed44061df258e74a40383bda849e14b892a8c6Ted Kremenek const std::vector<Type*>& getTypes() const { return Types; } 378d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 379464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 380464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 381464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 3821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3830953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 3840953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getExtQualType - Return a type with extended qualifiers. 3850953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getExtQualType(const Type *Base, Qualifiers Quals); 3860953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 387becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclTypeSlow(const TypeDecl *Decl); 388becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 3890953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 3901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getAddSpaceQualType - Return the uniqued reference to the type for an 3911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// address space qualified type with the specified type and address space. 3921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 3931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 394f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 395f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace); 3961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 397d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// getObjCGCQualType - Returns the uniqued reference to the type for an 398d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// objc gc qualified type. The retulting type has a union of the qualifiers 399d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// from T and the gc attribute. 4000953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr); 4010953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4020953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getRestrictType - Returns the uniqued reference to the type for a 4030953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'restrict' qualified type. The resulting type has a union of the 4040953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'restrict'. 4050953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getRestrictType(QualType T) { 4060953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 4070953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 4080953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4090953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getVolatileType - Returns the uniqued reference to the type for a 4100953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'volatile' qualified type. The resulting type has a union of the 4110953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'volatile'. 4120953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getVolatileType(QualType T); 4130953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4140953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getConstType - Returns the uniqued reference to the type for a 4150953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'const' qualified type. The resulting type has a union of the 4160953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'const'. 4170953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 4180953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// It can be reasonably expected that this will always be 4190953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// equivalent to calling T.withConst(). 4200953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getConstType(QualType T) { return T.withConst(); } 4211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 42243c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// getNoReturnType - Add or remove the noreturn attribute to the given type 42343c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// which must be a FunctionType or a pointer to an allowable type or a 42443c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// BlockPointer. 42543c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor QualType getNoReturnType(QualType T, bool AddNoReturn = true); 4261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 427ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor /// getCallConvType - Adds the specified calling convention attribute to 428ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor /// the given type, which must be a FunctionType or a pointer to an 429ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor /// allowable type. 430ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor QualType getCallConvType(QualType T, CallingConv CallConv); 431ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor 432425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola /// getRegParmType - Sets the specified regparm attribute to 433425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola /// the given type, which must be a FunctionType or a pointer to an 434425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola /// allowable type. 435425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola QualType getRegParmType(QualType T, unsigned RegParm); 436425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola 4375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getComplexType - Return the uniqued reference to the type for a complex 4385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 4395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getComplexType(QualType T); 440e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getComplexType(CanQualType T) { 441e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getComplexType((QualType) T)); 442e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 4431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getPointerType - Return the uniqued reference to the type for a pointer to 4455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 4465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getPointerType(QualType T); 447e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getPointerType(CanQualType T) { 448e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getPointerType((QualType) T)); 449e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 4505618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 4515618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// getBlockPointerType - Return the uniqued reference to the type for a block 4525618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// of the specified type. 4535618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff QualType getBlockPointerType(QualType T); 454f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 455adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of the descriptor for pointer to 456adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// blocks. 457adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump QualType getBlockDescriptorType(); 458adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 459adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump // Set the type for a Block descriptor type. 460adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump void setBlockDescriptorType(QualType T); 461adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// Get the BlockDescriptorType type, or NULL if it hasn't yet been built. 462adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump QualType getRawBlockdescriptorType() { 463adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump if (BlockDescriptorType) 464adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return getTagDeclType(BlockDescriptorType); 465adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return QualType(); 466adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump } 467adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 468083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// This gets the struct used to keep track of the extended descriptor for 469083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// pointer to blocks. 470083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getBlockDescriptorExtendedType(); 471083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 472083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump // Set the type for a Block descriptor extended type. 473083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump void setBlockDescriptorExtendedType(QualType T); 474083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// Get the BlockDescriptorExtendedType type, or NULL if it hasn't yet been 475083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// built. 476083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getRawBlockdescriptorExtendedType() { 477083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump if (BlockDescriptorExtendedType) 478083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return getTagDeclType(BlockDescriptorExtendedType); 479083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return QualType(); 480083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump } 481083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 482adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of pointer to blocks, complete 483adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// with captured variables. 484083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getBlockParmType(bool BlockHasCopyDispose, 485083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump llvm::SmallVector<const Expr *, 8> &BDRDs); 486adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 487ea26cb522e88fc86b0d1cae61dcefcfe4cc20231Mike Stump /// This builds the struct used for __block variables. 488af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump QualType BuildByRefType(const char *DeclName, QualType Ty); 489af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump 490af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump /// Returns true iff we need copy/dispose helpers for the given type. 491af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump bool BlockRequiresCopying(QualType Ty); 492adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 4937c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getLValueReferenceType - Return the uniqued reference to the type for an 4947c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// lvalue reference to the specified type. 49554e14c4db764c0636160d26c5bbf491637c83a76John McCall QualType getLValueReferenceType(QualType T, bool SpelledAsLValue = true); 4967c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 4977c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getRValueReferenceType - Return the uniqued reference to the type for an 4987c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// rvalue reference to the specified type. 4997c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl QualType getRValueReferenceType(QualType T); 500f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 501f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// getMemberPointerType - Return the uniqued reference to the type for a 502f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// member pointer to the specified type in the specified class. The class 503f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// is a Type because it could be a dependent name. 504f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl QualType getMemberPointerType(QualType T, const Type *Cls); 505f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 506bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getVariableArrayType - Returns a non-unique reference to the type for a 507bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// variable array of the specified element type. 508c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 509c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 5107e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 5117e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 5121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 513898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// getDependentSizedArrayType - Returns a non-unique reference to 514898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// the type for a dependently-sized array of the specified element 515898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 516898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// comparable, at some point. 517898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 518fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 5197e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 5207e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 521fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 522c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// getIncompleteArrayType - Returns a unique reference to the type for a 523c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// incomplete array of the specified element type. 524c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 525c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 526c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman unsigned EltTypeQuals); 527c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 528bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getConstantArrayType - Return the unique reference to the type for a 529bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// constant array of the specified element type. 530c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 531c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 532c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff unsigned EltTypeQuals); 5337e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 53473322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getVectorType - Return the unique reference to a vector type of 53573322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 53682287d19ded35248c4ce6a425ce74116a13ce44eJohn Thompson QualType getVectorType(QualType VectorType, unsigned NumElts, 53782287d19ded35248c4ce6a425ce74116a13ce44eJohn Thompson bool AltiVec, bool IsPixel); 53873322924127c873c13101b705dd823f5539ffa5fSteve Naroff 539213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// getExtVectorType - Return the unique reference to an extended vector type 540213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// of the specified element type and size. VectorType must be a built-in 541213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// type. 542213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman QualType getExtVectorType(QualType VectorType, unsigned NumElts); 5435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 5449cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// getDependentSizedExtVectorType - Returns a non-unique reference to 5459cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// the type for a dependently-sized vector of the specified element 5469cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 5479cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// comparable, at some point. 5481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 5499cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 5509cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor SourceLocation AttrLoc); 5519cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 55272564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor /// getFunctionNoProtoType - Return a K&R style C function type like 'int()'. 5535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 554264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola QualType getFunctionNoProtoType(QualType ResultTy, 555264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola const FunctionType::ExtInfo &Info); 556264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola 5576a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola QualType getFunctionNoProtoType(QualType ResultTy) { 558264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola return getFunctionNoProtoType(ResultTy, FunctionType::ExtInfo()); 5596a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola } 560465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 5615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getFunctionType - Return a normal function type with a typed argument 5625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// list. isVariadic indicates whether the argument list includes '...'. 56386da77fdaf4c0237eafb9670f54eee20b08635bfEli Friedman QualType getFunctionType(QualType ResultTy, const QualType *ArgArray, 564971c4fae6092976338b755af1d47dac07c8f16e3Argyrios Kyrtzidis unsigned NumArgs, bool isVariadic, 565ce056bcaa1c97b89a4b2de2112c62d060863be2bDouglas Gregor unsigned TypeQuals, bool hasExceptionSpec, 566ce056bcaa1c97b89a4b2de2112c62d060863be2bDouglas Gregor bool hasAnyExceptionSpec, 567ce056bcaa1c97b89a4b2de2112c62d060863be2bDouglas Gregor unsigned NumExs, const QualType *ExArray, 568264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola const FunctionType::ExtInfo &Info); 5692ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 5702ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// getTypeDeclType - Return the unique reference to the type for 5712ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// the specified type declaration. 572becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclType(const TypeDecl *Decl, 573becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall const TypeDecl *PrevDecl = 0) { 574becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(Decl && "Passed null for Decl param"); 575becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (Decl->TypeForDecl) return QualType(Decl->TypeForDecl, 0); 576becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 577becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (PrevDecl) { 578becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(PrevDecl->TypeForDecl && "previous decl has no TypeForDecl"); 579becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall Decl->TypeForDecl = PrevDecl->TypeForDecl; 580becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return QualType(PrevDecl->TypeForDecl, 0); 581becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 582becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 583becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return getTypeDeclTypeSlow(Decl); 584becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 5852ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 5865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTypedefType - Return the unique reference to the type for the 5875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified typename decl. 58819c8576b7328f4dc2d07682f5da552875c1912efJohn McCall QualType getTypedefType(const TypedefDecl *Decl); 589fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 5903cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall QualType getInjectedClassNameType(CXXRecordDecl *Decl, QualType TST); 5913cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 59249a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType getSubstTemplateTypeParmType(const TemplateTypeParmType *Replaced, 59349a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType Replacement); 59449a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 5951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTemplateTypeParmType(unsigned Depth, unsigned Index, 59676e4ce42a30cee4dc40ce7c6014874fbc4f9baa7Anders Carlsson bool ParameterPack, 597fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor IdentifierInfo *Name = 0); 598fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 5997532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 6007532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 6017532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 60231f17ecbef57b5679c017c375db330546b7b5145John McCall QualType Canon = QualType(), 60331f17ecbef57b5679c017c375db330546b7b5145John McCall bool IsCurrentInstantiation = false); 604833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 605833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall QualType getTemplateSpecializationType(TemplateName T, 606d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo &Args, 60731f17ecbef57b5679c017c375db330546b7b5145John McCall QualType Canon = QualType(), 60831f17ecbef57b5679c017c375db330546b7b5145John McCall bool IsCurrentInstantiation = false); 60955f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 6103cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall TypeSourceInfo * 6113cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall getTemplateSpecializationTypeInfo(TemplateName T, SourceLocation TLoc, 6123cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const TemplateArgumentListInfo &Args, 6133cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall QualType Canon = QualType()); 6143cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 615465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType getElaboratedType(ElaboratedTypeKeyword Keyword, 616465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara NestedNameSpecifier *NNS, 617465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType NamedType); 6184a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType getDependentNameType(ElaboratedTypeKeyword Keyword, 6194a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NestedNameSpecifier *NNS, 6204a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor const IdentifierInfo *Name, 6214a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType Canon = QualType()); 6224a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType getDependentNameType(ElaboratedTypeKeyword Keyword, 6234a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NestedNameSpecifier *NNS, 6244a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor const TemplateSpecializationType *TemplateId, 6254a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType Canon = QualType()); 626e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 627c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl); 628c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 629c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectType(QualType Base, 630c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall ObjCProtocolDecl * const *Protocols, 631c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall unsigned NumProtocols); 632c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 633c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// getObjCObjectPointerType - Return a ObjCObjectPointerType type 634c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// for the given ObjCObjectType. 635c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectPointerType(QualType OIT); 6361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 637d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff /// getTypeOfType - GCC extension. 63872564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor QualType getTypeOfExprType(Expr *e); 639d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff QualType getTypeOfType(QualType t); 6401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 641395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson /// getDecltypeType - C++0x decltype. 642395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson QualType getDecltypeType(Expr *e); 6431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTagDeclType - Return the unique reference to the type for the 6455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified TagDecl (struct/union/class/enum) decl. 646e607ed068334bacb8d7b093996b4671c6ca79e25Mike Stump QualType getTagDeclType(const TagDecl *Decl); 6471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getSizeType - Return the unique type for "size_t" (C99 7.17), defined 6495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// in <stddef.h>. The sizeof operator requires this (C99 6.5.3.4p4). 650a3ccda58913cc1a4b8564e349448b12acc462da7Anders Carlsson CanQualType getSizeType() const; 651fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 6523a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// getWCharType - In C++, this returns the unique wchar_t type. In C99, this 6533a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// returns a type compatible with the type defined in <stddef.h> as defined 6543a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// by the target. 6553a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 65664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 65764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getSignedWCharType - Return the type of "signed wchar_t". 65864c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 65964c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 66064c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 66164c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getUnsignedWCharType - Return the type of "unsigned wchar_t". 66264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 66364c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 6641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6658b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// getPointerDiffType - Return the unique type for "ptrdiff_t" (ref?) 6668b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// defined in <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 6678b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 6681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 669beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // getCFConstantStringType - Return the C structure type used to represent 670beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // constant CFStrings. 6711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getCFConstantStringType(); 6721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6732bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // getNSConstantStringType - Return the C structure type used to represent 6742bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // constant NSStrings. 6752bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian QualType getNSConstantStringType(); 6762bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// Get the structure type used to representation NSStrings, or NULL 6772bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// if it hasn't yet been built. 6782bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian QualType getRawNSConstantStringType() { 6792bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian if (NSConstantStringTypeDecl) 6802bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return getTagDeclType(NSConstantStringTypeDecl); 6812bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return QualType(); 6822bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian } 6832bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian void setNSConstantStringType(QualType T); 6842bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 6852bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 686319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 687319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 688319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawCFConstantStringType() { 689319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 690319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 691319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 692319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 693319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 694319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 695983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 696a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 6971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 6981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 6992198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 700b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 701bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson //// This gets the struct used to keep track of fast enumerations. 702bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson QualType getObjCFastEnumerationStateType(); 7031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 704319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the ObjCFastEnumerationState type, or NULL if it hasn't yet 705319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// been built. 706319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawObjCFastEnumerationStateType() { 707319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (ObjCFastEnumerationStateTypeDecl) 708319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(ObjCFastEnumerationStateTypeDecl); 709319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 710319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 711319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 712319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCFastEnumerationStateType(QualType T); 713319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 714c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 715c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 7161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 717c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 7181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFILEType() { 7191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 720c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 721c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 722c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 723782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 724782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 725fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 726fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 727fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 7281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 729782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 7301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getjmp_bufType() { 7311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 732782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 733782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 734782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 735782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 736782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 737fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 738fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 739fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 741782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 7421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getsigjmp_bufType() { 7431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 744782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 745782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 746782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 7471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 748d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// getObjCEncodingForType - Emit the ObjC type encoding for the 749d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// given type into \arg S. If \arg NameFields is specified then 750d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// record field names are also encoded. 7511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForType(QualType t, std::string &S, 752153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field=0); 753a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 754a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 7551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 756ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian // Put the string version of type qualifiers into S. 7571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 758ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 7591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 760a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingForMethodDecl - Return the encoded type for this method 76133e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// declaration. 762c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar void getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S); 7631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7645e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// getObjCEncodingForBlockDecl - Return the encoded type for this block 7655e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// declaration. 7665e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall void getObjCEncodingForBlock(const BlockExpr *Expr, std::string& S); 7675e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall 768c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 769c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 770c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 771c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 7721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 773c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 774c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar std::string &S); 7751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7760fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 7770fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian ObjCProtocolDecl *rProto); 7781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 779a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingTypeSize returns size of type for objective-c encoding 780aa8741a1db98eef05f09b1200dba94aa5dc3bc3dKen Dyck /// purpose in characters. 781aa8741a1db98eef05f09b1200dba94aa5dc3bc3dKen Dyck CharUnits getObjCEncodingTypeSize(QualType t); 782d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 783d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter represents the ObjC 'id' type. It is setup lazily, by 784d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. id is always a (typedef for a) pointer type, a pointer to a struct. 785de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCIdType() const { return ObjCIdTypedefType; } 786319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCIdType(QualType T); 7871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 788319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCSelType(QualType T); 78913dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType getObjCSelType() const { return ObjCSelTypedefType; } 7901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 791a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCProtoType(QualType QT); 792a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCProtoType() const { return ObjCProtoType; } 7931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 794d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter repreents the ObjC 'Class' type. It is setup lazily, by 795d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. 'Class' is always a (typedef for a) pointer type, a pointer to a 796d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// struct. 797de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCClassType() const { return ObjCClassTypedefType; } 798319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCClassType(QualType T); 7991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 800b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson void setBuiltinVaListType(QualType T); 801b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType getBuiltinVaListType() const { return BuiltinVaListType; } 802f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 8030953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getCVRQualifiedType - Returns a type with additional const, 8040953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// volatile, or restrict qualifiers. 8050953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getCVRQualifiedType(QualType T, unsigned CVR) { 8060953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 8070953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 8080953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 8090953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 8100953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(QualType T, Qualifiers Qs) { 8110953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 8120953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 8130953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 8140953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 8150953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 8160953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 8170953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 8180953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 8190953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(const Type *T, Qualifiers Qs) { 8200953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 8210953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 8220953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 8230953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 8240953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 82580ad16f4b2b350ddbaae21a52975e63df5aafc2cJohn McCall DeclarationName getNameForTemplate(TemplateName Name); 82680ad16f4b2b350ddbaae21a52975e63df5aafc2cJohn McCall 827eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall TemplateName getOverloadedTemplateName(UnresolvedSetIterator Begin, 828eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall UnresolvedSetIterator End); 8290bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall 8301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 8317532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 8327532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor TemplateDecl *Template); 8331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 8357532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const IdentifierInfo *Name); 836ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 837ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor OverloadedOperatorKind Operator); 8387532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 83986df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 840782fa308a765aeac2acb39c4e697c937ec21185bMike Stump GE_None, //< No error 841f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_stdio, //< Missing a type from <stdio.h> 842f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_setjmp //< Missing a type from <setjmp.h> 84386df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 8441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 84586df27bbdbb98c39ec2184695c0561209f91beddChris Lattner /// GetBuiltinType - Return the type for the specified builtin. 84686df27bbdbb98c39ec2184695c0561209f91beddChris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error); 8471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 848d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 849e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getFromTargetType(unsigned Type) const; 850b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 851464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 852b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 853b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 8541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 855d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 8564fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// getObjCGCAttr - Returns one of GCNone, Weak or Strong objc's 8574fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// garbage collection attribute. 8584fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// 8590953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Qualifiers::GC getObjCGCAttrKind(const QualType &Ty) const; 8601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 861fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// isObjCNSObjectType - Return true if this is an NSObject object with 862fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// its NSObject attribute set. 863fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian bool isObjCNSObjectType(QualType Ty) const; 8641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 865b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 866464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 867464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 8681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 869b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// getFloatTypeSemantics - Return the APFloat 'semantics' for the specified 870b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// scalar floating point type. 871b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 8721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 873464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeInfo - Get the size and alignment of the specified complete type in 874464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// bits. 8751d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(const Type *T); 8761d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(QualType T) { 8771d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 8781d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 8791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 880464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeSize - Return the size of the specified type, in bits. This method 881464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// does not work on incomplete types. 88298be4943e8dc4f3905629a7102668960873cf863Chris Lattner uint64_t getTypeSize(QualType T) { 88398be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 884464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 8851d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar uint64_t getTypeSize(const Type *T) { 8861d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 8871d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 8881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 889cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getCharWidth - Return the size of the character type, in bits 890cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck uint64_t getCharWidth() { 891f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck return getTypeSize(CharTy); 892f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck } 893f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 894cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getTypeSizeInChars - Return the size of the specified type, in characters. 895f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck /// This method does not work on incomplete types. 896bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck CharUnits getTypeSizeInChars(QualType T); 897bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck CharUnits getTypeSizeInChars(const Type *T); 898f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 89934ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getTypeAlign - Return the ABI-specified alignment of a type, in bits. 90034ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// This method does not work on incomplete types. 90198be4943e8dc4f3905629a7102668960873cf863Chris Lattner unsigned getTypeAlign(QualType T) { 90298be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 903464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 9041d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar unsigned getTypeAlign(const Type *T) { 9051d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 9061d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 90816e20cce43385001f33f8e3f90ee345609c805d1Ken Dyck /// getTypeAlignInChars - Return the ABI-specified alignment of a type, in 90986fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck /// characters. This method does not work on incomplete types. 91086fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck CharUnits getTypeAlignInChars(QualType T); 91186fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck CharUnits getTypeAlignInChars(const Type *T); 91286fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck 91334ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getPreferredTypeAlign - Return the "preferred" alignment of the specified 91434ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// type for the current target in bits. This can be different than the ABI 91534ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// alignment in cases where it is beneficial for performance to overalign 91634ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// a data type. 91734ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner unsigned getPreferredTypeAlign(const Type *T); 9181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9198b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// getDeclAlign - Return a conservative estimate of the alignment of 9208b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// the specified decl. Note that bitfields do not have a valid alignment, so 9218b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// this method will assert on them. 9228b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// If @p RefAsPointee, references are treated like their underlying type 9238b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// (for alignof), else they're treated like pointers (for CodeGen). 9248b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck CharUnits getDeclAlign(const Decl *D, bool RefAsPointee = false); 9251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 92688a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// getASTRecordLayout - Get or compute information about the layout of the 927464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// specified record (struct/union/class), which indicates its size and field 928464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 92998be4943e8dc4f3905629a7102668960873cf863Chris Lattner const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D); 9301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 931b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCInterfaceLayout - Get or compute information about the 932b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// layout of the specified Objective-C interface. 93344a3dded8080c5c9cfdad208ade8f8f7850d9a4fDevang Patel const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D); 934b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 935bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar void DumpRecordLayout(const RecordDecl *RD, llvm::raw_ostream &OS); 936bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar 937b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCImplementationLayout - Get or compute information about 938b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// the layout of the specified Objective-C implementation. This may 939b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// differ from the interface if synthesized ivars are present. 940b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 941b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar getASTObjCImplementationLayout(const ObjCImplementationDecl *D); 942b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 943f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// getKeyFunction - Get the key function for the given record decl. 944f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// The key function is, according to the Itanium C++ ABI section 5.2.3: 945f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// 946f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// ...the first non-pure virtual function that is not inline at the point 947f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// of class definition. 948f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson const CXXMethodDecl *getKeyFunction(const CXXRecordDecl *RD); 949f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 95088e469cf4240d4b898eacc0ad092019b022e0e50Fariborz Jahanian void CollectObjCIvars(const ObjCInterfaceDecl *OI, 9516ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor llvm::SmallVectorImpl<FieldDecl*> &Fields); 9528e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian 9538e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian void ShallowCollectObjCIvars(const ObjCInterfaceDecl *OI, 95411062e11236b7bc689dad150e8b490fd6b063ec3Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 95511062e11236b7bc689dad150e8b490fd6b063ec3Fariborz Jahanian void CollectNonClassIvars(const ObjCInterfaceDecl *OI, 9569820074dd47d37681085e964cd3392ac0b3e67b9Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 9573bfacdf6f0706987c1b33c625cd68fb880881c22Fariborz Jahanian unsigned CountNonClassIvars(const ObjCInterfaceDecl *OI); 958e23fa2d0e84d1b878e012442a726c664216a9adfFariborz Jahanian void CollectInheritedProtocols(const Decl *CDecl, 959432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian llvm::SmallPtrSet<ObjCProtocolDecl*, 8> &Protocols); 960525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 961464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 962464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 963464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 9641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 96577c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// getCanonicalType - Return the canonical (structural) type corresponding to 96677c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// the specified potentially non-canonical type. The non-canonical version 96777c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// of a type may have many "decorated" versions of types. Decorators can 96877c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// include typedefs, 'typeof' operators, etc. The returned type is guaranteed 96977c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// to be free of any of these, allowing two canonical types to be compared 97077c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// for exact equality with a simple pointer comparison. 97150d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor CanQualType getCanonicalType(QualType T); 9721d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar const Type *getCanonicalType(const Type *T) { 9731d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 9741d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9752a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 97654e14c4db764c0636160d26c5bbf491637c83a76John McCall /// getCanonicalParamType - Return the canonical parameter type 97754e14c4db764c0636160d26c5bbf491637c83a76John McCall /// corresponding to the specific potentially non-canonical one. 97854e14c4db764c0636160d26c5bbf491637c83a76John McCall /// Qualifiers are stripped off, functions are turned into function 97954e14c4db764c0636160d26c5bbf491637c83a76John McCall /// pointers, and arrays decay one level into pointers. 98054e14c4db764c0636160d26c5bbf491637c83a76John McCall CanQualType getCanonicalParamType(QualType T); 98154e14c4db764c0636160d26c5bbf491637c83a76John McCall 9828e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent. 9838e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameType(QualType T1, QualType T2) { 9848e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 9858e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 9861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9875535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \brief Returns this type as a completely-unqualified array type, 9885535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// capturing the qualifiers in Quals. This will remove the minimal amount of 9895535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// sugaring from the types, similar to the behavior of 9905535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// QualType::getUnqualifiedType(). 99128e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 9925535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \param T is the qualified type, which may be an ArrayType 99328e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 99428e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \param Quals will receive the full set of qualifiers that were 9955535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// applied to the array. 99628e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 99728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \returns if this is an array type, the completely unqualified array type 9985535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// that corresponds to it. Otherwise, returns T.getUnqualifiedType(). 99928e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType getUnqualifiedArrayType(QualType T, Qualifiers &Quals); 100028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 10018e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 10028e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 10038e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameUnqualifiedType(QualType T1, QualType T2) { 1004a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor CanQualType CT1 = getCanonicalType(T1); 1005a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor CanQualType CT2 = getCanonicalType(T2); 100628e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 100728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth Qualifiers Quals; 100828e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType UnqualT1 = getUnqualifiedArrayType(CT1, Quals); 100928e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType UnqualT2 = getUnqualifiedArrayType(CT2, Quals); 101028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth return UnqualT1 == UnqualT2; 10118e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 10128e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 10131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieves the "canonical" declaration of 10147da97d0f31e1ec16998d3de2cfd2e88fe3736673Douglas Gregor 1015d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 1016d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 1017d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1018d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 1019d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 1020d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 1021d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1022d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 1023d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 1024d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 1025d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 1026d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1027d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 1028d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1029d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 1030d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 1031d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1032d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 1033d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1034d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 1035d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 1036d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 1037d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 1038d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 1039d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS); 1040d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 104104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Retrieves the canonical representation of the given 104204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 104304a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall CallingConv getCanonicalCallConv(CallingConv CC) { 104404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall if (CC == CC_C) 104504a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC_Default; 104604a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC; 104704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 104804a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 104904a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Determines whether two calling conventions name the same 105004a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 105104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall bool isSameCallConv(CallingConv lcc, CallingConv rcc) { 105204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return (getCanonicalCallConv(lcc) == getCanonicalCallConv(rcc)); 105304a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 105404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 105525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 105625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 105725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 105825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 105925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 106025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 106125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 106225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// names---std::vector, ::std::vector, vector (if vector is in 106325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 106425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 106525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 106625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 106725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 106825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 106925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 107025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 107125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 107225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 107325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor TemplateName getCanonicalTemplateName(TemplateName Name); 107425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 1075db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// \brief Determine whether the given template names refer to the same 1076db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// template. 1077db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor bool hasSameTemplateName(TemplateName X, TemplateName Y); 1078db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor 10791275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 10801275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 10811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 10821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 10831275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 10841275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg); 10851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1086c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 1087c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 1088c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 1089c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 1090c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ArrayType *getAsArrayType(QualType T); 1091c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ConstantArrayType *getAsConstantArrayType(QualType T) { 1092c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 1093c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1094c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const VariableArrayType *getAsVariableArrayType(QualType T) { 1095c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 1096c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1097c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const IncompleteArrayType *getAsIncompleteArrayType(QualType T) { 1098c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 1099c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1100442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor const DependentSizedArrayType *getAsDependentSizedArrayType(QualType T) { 1101442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor return dyn_cast_or_null<DependentSizedArrayType>(getAsArrayType(T)); 1102442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor } 1103442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor 1104fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// getBaseElementType - Returns the innermost element type of an array type. 1105fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 1106fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson QualType getBaseElementType(const ArrayType *VAT); 11075e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 11085e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// getBaseElementType - Returns the innermost element type of a type 11095e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// (which needn't actually be an array type). 11105e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor QualType getBaseElementType(QualType QT); 11111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11120de78998e7bda473b408437053e48661b510d453Fariborz Jahanian /// getConstantArrayElementCount - Returns number of constant array elements. 11130de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 11141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1115e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// getArrayDecayedType - Return the properly qualified result of decaying the 1116e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// specified array type to a pointer. This operation is non-trivial when 1117e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// handling typedefs etc. The canonical type of "T" must be an array type, 1118e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// this returns a pointer to a properly qualified element of the array. 1119e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 1120e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 1121e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner QualType getArrayDecayedType(QualType T); 11221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1123a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// getPromotedIntegerType - Returns the type that Promotable will 1124a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// promote to: C99 6.3.1.1p2, assuming that Promotable is a promotable 1125a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// integer type. 1126a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman QualType getPromotedIntegerType(QualType PromotableType); 1127a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 112804e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 112904e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 113004e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 113104e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 113204e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 113304e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman QualType isPromotableBitField(Expr *E); 113404e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 11351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getIntegerTypeOrder - Returns the highest ranked integer type: 11367cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner /// C99 6.3.1.8p1. If LHS > RHS, return 1. If LHS == RHS, return 0. If 11371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 11387cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner int getIntegerTypeOrder(QualType LHS, QualType RHS); 11391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1140a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// getFloatingTypeOrder - Compare the rank of the two specified floating 1141a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// point types, ignoring the domain of the type (i.e. 'double' == 1142a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// '_Complex double'). If LHS > RHS, return 1. If LHS == RHS, return 0. If 11431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 1144a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner int getFloatingTypeOrder(QualType LHS, QualType RHS); 11455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getFloatingTypeOfSizeWithinDomain - Returns a real floating 11471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// point or a complex type (based on typeDomain/typeSize). 1148716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeDomain' is a real floating point or complex type. 1149716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeSize' is a real floating point or complex type. 11501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 1151f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 1152ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 1153f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 1154f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 1155f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman unsigned getIntegerRank(Type* T); 1156f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1157f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 1158f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1159ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 1160ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 1161ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 11621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1163ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 1164ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff bool typesAreCompatible(QualType, QualType); // C99 6.2.7p1 11651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1166132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool typesAreBlockPointerCompatible(QualType, QualType); 1167132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian 1168a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 1169de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCIdTypedefType; 1170389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1171a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 1172de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCClassTypedefType; 1173389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1174a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 117513dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian return T == ObjCSelTypedefType; 11768baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 11774084c306635b70f37029dca938444e6013f08684Steve Naroff bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS); 11784084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 11794084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 11808baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 11813d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 118214108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 118314108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 1184c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool canAssignObjCInterfaces(const ObjCObjectType *LHS, 1185c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall const ObjCObjectType *RHS); 1186132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool canAssignObjCInterfacesInBlockPointer( 1187132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *LHSOPT, 1188132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1189389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 1190db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian QualType areCommonBaseCompatible(const ObjCObjectPointerType *LHSOPT, 1191db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1192db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian 11933d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 1194132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian QualType mergeTypes(QualType, QualType, bool OfBlockPointer=false); 1195132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian QualType mergeFunctionTypes(QualType, QualType, bool OfBlockPointer=false); 11963d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 1197a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// UsualArithmeticConversionsType - handles the various conversions 1198a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// that are common to binary operators (C99 6.3.1.8, C++ [expr]p9) 1199a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// and returns the result type of that conversion. 1200a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman QualType UsualArithmeticConversionsType(QualType lhs, QualType rhs); 1201a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 1202368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 1203ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 1204ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1205ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1206ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 1207ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 1208ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman unsigned getIntWidth(QualType T); 1209ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1210ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 1211ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 1212ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 1213ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman QualType getCorrespondingUnsignedType(QualType T); 1214ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1215ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1216e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 1217e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 12181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1219e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::iterator type_iterator; 1220e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::const_iterator const_type_iterator; 12211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1222e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_begin() { return Types.begin(); } 1223e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_end() { return Types.end(); } 1224e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek const_type_iterator types_begin() const { return Types.begin(); } 12251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const_type_iterator types_end() const { return Types.end(); } 12261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1227e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 12280cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 12290cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 12300cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 12310cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// MakeIntValue - Make an APSInt of the appropriate width and 12320cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// signedness for the given \arg Value and integer \arg Type. 12330cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) { 12340cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt Res(getIntWidth(Type), !Type->isSignedIntegerType()); 12350cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 12360cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 12370cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 12380cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 12398a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCInterfaceDecl,or NULL if none exists. 12408a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 12418a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCCategoryDecl, or NULL if none exists. 12428a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 12438a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 12448a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 12458a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 12468a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 12478a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 12488a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 12498a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 12508a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1251a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate an uninitialized TypeSourceInfo. 1252b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1253a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// The caller should initialize the memory held by TypeSourceInfo using 1254b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 1255b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1256b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 1257b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 1258b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 1259109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// 1260109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// \param Size the size of the type info to create, or 0 if the size 1261109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// should be calculated based on the type. 1262a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo *CreateTypeSourceInfo(QualType T, unsigned Size = 0); 1263b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 1264a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate a TypeSourceInfo where all locations have been 1265a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// initialized to a given location, which defaults to the empty 1266a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// location. 1267a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo * 1268a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall getTrivialTypeSourceInfo(QualType T, SourceLocation Loc = SourceLocation()); 1269a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall 12705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 12715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext(const ASTContext&); // DO NOT IMPLEMENT 12725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void operator=(const ASTContext&); // DO NOT IMPLEMENT 12731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinTypes(); 1275e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall void InitBuiltinType(CanQualType &R, BuiltinType::Kind K); 12761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 127782a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar // Return the ObjC type encoding for a given type. 12781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 127982a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 128082a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 1281153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 1282090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 12836ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor bool EncodingProperty = false); 1284b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1285b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout &getObjCLayout(const ObjCInterfaceDecl *D, 12861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const ObjCImplementationDecl *Impl); 12873478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek 12883478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenekprivate: 12893478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // FIXME: This currently contains the set of StoredDeclMaps used 12903478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // by DeclContext objects. This probably should not be in ASTContext, 12913478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // but we include it here so that ASTContext can quickly deallocate them. 12920c01d18094100db92d38daa923c95661512db203John McCall llvm::PointerIntPair<StoredDeclsMap*,1> LastSDM; 12933478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek friend class DeclContext; 1294ac9590effa90406767a544005ed1de52e258306bTed Kremenek friend class DeclarationNameTable; 12953478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek void ReleaseDeclContextMaps(); 12965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1297d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1298d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing a nullary selector. 1299d5925bdff8bda8e062985caea299946636104d99Ted Kremenekstatic inline Selector GetNullarySelector(const char* name, ASTContext& Ctx) { 1300d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1301d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(0, &II); 1302d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1303d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1304d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing an unary selector. 1305d5925bdff8bda8e062985caea299946636104d99Ted Kremenekstatic inline Selector GetUnarySelector(const char* name, ASTContext& Ctx) { 1306d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1307d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(1, &II); 1308d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1309e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 13105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 13115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1312e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 1313e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// The throw specifications are mandated by the standard. 1314e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 1315e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1316e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 1317e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// obtaining memory. It is a non-throwing new, which means that it returns 1318e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// null on error. (If that is what the allocator does. The current does, so if 1319e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// this ever changes, this operator will have to be changed, too.) 1320e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 1321e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 1322f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 1323e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 1324e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 1325f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// IntegerLiteral *Ex2 = new (Context, 4) IntegerLiteral(arguments); 1326e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 1327e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 1328e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 13294398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 1330e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1331e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 1332e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 133342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 133442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 1335e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 1336e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redlinline void *operator new(size_t Bytes, clang::ASTContext &C, 13379f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor size_t Alignment) throw () { 1338c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 1339e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1340e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 1341e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1342e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 1343e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 1344e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 1345e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 1346fb523e16dd1f860ff02a3ae03e5e3e25327a5860Chris Lattnerinline void operator delete(void *Ptr, clang::ASTContext &C, size_t) 1347e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl throw () { 1348c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 1349e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1350e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 135142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 135242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// obtaining memory. It is a non-throwing new[], which means that it returns 135342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// null on error. 135442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 135542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 1356f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 135742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 135842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 1359f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// char *data = new (Context, 4) char[10]; 136042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 136142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 136242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 13634398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 136442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 136542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 136642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 136742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 136842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 136942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 137042542c6a4b3c60f63820e6177a8938443831492cTed Kremenekinline void *operator new[](size_t Bytes, clang::ASTContext& C, 1371f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor size_t Alignment = 8) throw () { 137242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 137342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 137442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 137542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 137642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 137742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 137842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 137942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 138042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 13810235d1510d0677b26f2d0448694e5e3e8a1ee043Benjamin Kramerinline void operator delete[](void *Ptr, clang::ASTContext &C, size_t) 13820235d1510d0677b26f2d0448694e5e3e8a1ee043Benjamin Kramer throw () { 138342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 138442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 138542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 13865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1387