ASTContext.h revision e23cf437fe76b1ed02d63c3f61b456fd48a915f5
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- ASTContext.h - Context to hold long-lived AST nodes ----*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the ASTContext interface. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_ASTCONTEXT_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_ASTCONTEXT_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 172e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#include "clang/Basic/IdentifierTable.h" 18e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek#include "clang/Basic/LangOptions.h" 19ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor#include "clang/Basic/OperatorKinds.h" 20fe6b2d481d91140923f4541f273b253291884214Douglas Gregor#include "clang/Basic/PartialDiagnostic.h" 21ad75653f81dece1c806e9c28dd7e7582c9929a27Ted Kremenek#include "clang/AST/Decl.h" 22ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor#include "clang/AST/NestedNameSpecifier.h" 23d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor#include "clang/AST/PrettyPrinter.h" 247532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/TemplateName.h" 25464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "clang/AST/Type.h" 2650d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor#include "clang/AST/CanonicalType.h" 27046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson#include "clang/AST/UsuallyTinyPtrVector.h" 28464175bba1318bef7905122e9fda20cff926df78Chris Lattner#include "llvm/ADT/DenseMap.h" 2968d331a78e655d97294e94fcfa63f92cc1f40578Steve Naroff#include "llvm/ADT/FoldingSet.h" 302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/ADT/OwningPtr.h" 31432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian#include "llvm/ADT/SmallPtrSet.h" 326c2b6eb8d836da19007f7540709e16d5e39a1cbaChris Lattner#include "llvm/Support/Allocator.h" 335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 35b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattnernamespace llvm { 36b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner struct fltSemantics; 37bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar class raw_ostream; 38b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner} 39b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner 405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 41a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner class FileManager; 42e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class ASTRecordLayout; 435e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall class BlockExpr; 44bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck class CharUnits; 45aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor class Diagnostic; 46e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Expr; 472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor class ExternalASTSource; 487b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis class ASTMutationListener; 49c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner class IdentifierTable; 50e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SelectorTable; 51e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class SourceManager; 52d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregor class TargetInfo; 53071cc7deffad608165b1ddd5263e8bf181861520Charles Davis class CXXABI; 54e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar // Decls 553478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek class DeclContext; 56f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson class CXXMethodDecl; 57f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson class CXXRecordDecl; 58e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class Decl; 590d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class FieldDecl; 600d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarDecl; 610d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class ObjCIvarRefExpr; 62c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar class ObjCPropertyDecl; 63e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class RecordDecl; 640c01d18094100db92d38daa923c95661512db203John McCall class StoredDeclsMap; 65e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TagDecl; 663e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class TemplateTemplateParmDecl; 670d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class TemplateTypeParmDecl; 68e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TranslationUnitDecl; 69e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypeDecl; 70e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar class TypedefDecl; 710d8df780aef1acda5962347a32591efc629b6748Anders Carlsson class UsingDecl; 72ed97649e9574b9d854fa4d6109c9333ae0993554John McCall class UsingShadowDecl; 73eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall class UnresolvedSetIterator; 741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 751b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner namespace Builtin { class Context; } 761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// ASTContext - This class holds long-lived AST nodes (such as types and 785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// decls) that can be referred to throughout the semantic analysis of a file. 791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpclass ASTContext { 80ef99001908e799c388f1363b1e607dad5f5b57d3John McCall ASTContext &this_() { return *this; } 81ef99001908e799c388f1363b1e607dad5f5b57d3John McCall 825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer std::vector<Type*> Types; 830953e767ff7817f97b3ab20896b229891eeff45bJohn McCall llvm::FoldingSet<ExtQuals> ExtQualNodes; 845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<ComplexType> ComplexTypes; 855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<PointerType> PointerTypes; 865618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff llvm::FoldingSet<BlockPointerType> BlockPointerTypes; 877c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl llvm::FoldingSet<LValueReferenceType> LValueReferenceTypes; 887c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl llvm::FoldingSet<RValueReferenceType> RValueReferenceTypes; 89f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl llvm::FoldingSet<MemberPointerType> MemberPointerTypes; 907192f8e9592729882a09d84d77838db26e39ebd4Ted Kremenek llvm::FoldingSet<ConstantArrayType> ConstantArrayTypes; 91c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman llvm::FoldingSet<IncompleteArrayType> IncompleteArrayTypes; 92c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman std::vector<VariableArrayType*> VariableArrayTypes; 9304d4beee4b86af20a9e4457023d3925cab8f9908Douglas Gregor llvm::FoldingSet<DependentSizedArrayType> DependentSizedArrayTypes; 942ec09f1dc123e1942ed756e8ee4fef86451eac9eDouglas Gregor llvm::FoldingSet<DependentSizedExtVectorType> DependentSizedExtVectorTypes; 955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::FoldingSet<VectorType> VectorTypes; 9672564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor llvm::FoldingSet<FunctionNoProtoType> FunctionNoProtoTypes; 9772564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor llvm::FoldingSet<FunctionProtoType> FunctionProtoTypes; 98b197572cf1cd70a817a1f546478cb2cb9112c48eDouglas Gregor llvm::FoldingSet<DependentTypeOfExprType> DependentTypeOfExprTypes; 999d702ae1cd5cfa19d884cbef77e1df99395138bbDouglas Gregor llvm::FoldingSet<DependentDecltypeType> DependentDecltypeTypes; 100fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor llvm::FoldingSet<TemplateTypeParmType> TemplateTypeParmTypes; 10149a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall llvm::FoldingSet<SubstTemplateTypeParmType> SubstTemplateTypeParmTypes; 102ef99001908e799c388f1363b1e607dad5f5b57d3John McCall llvm::ContextualFoldingSet<TemplateSpecializationType, ASTContext&> 103ef99001908e799c388f1363b1e607dad5f5b57d3John McCall TemplateSpecializationTypes; 104075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara llvm::FoldingSet<ParenType> ParenTypes; 105465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara llvm::FoldingSet<ElaboratedType> ElaboratedTypes; 1064714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregor llvm::FoldingSet<DependentNameType> DependentNameTypes; 107ef99001908e799c388f1363b1e607dad5f5b57d3John McCall llvm::ContextualFoldingSet<DependentTemplateSpecializationType, ASTContext&> 10833500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypes; 109c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall llvm::FoldingSet<ObjCObjectTypeImpl> ObjCObjectTypes; 110d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff llvm::FoldingSet<ObjCObjectPointerType> ObjCObjectPointerTypes; 1111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1127532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 1137532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 1147532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 115ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 116ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 117ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 118ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 119ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor NestedNameSpecifier *GlobalNestedNameSpecifier; 120ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 121ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 12288a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// ASTRecordLayouts - A cache mapping from RecordDecls to ASTRecordLayouts. 123a9a4a24592a2164114a8a36717650e6341eb67a4Ted Kremenek /// This is lazily created. This is intentionally not serialized. 12488a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> ASTRecordLayouts; 125b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> ObjCLayouts; 126f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 127f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// KeyFunctions - A cache mapping from CXXRecordDecls to key functions. 128f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson llvm::DenseMap<const CXXRecordDecl*, const CXXMethodDecl*> KeyFunctions; 129f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1308a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1318a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 1328a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1331ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Mapping from __block VarDecls to their copy initialization expr. 134830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian llvm::DenseMap<const VarDecl*, Expr*> BlockVarCopyInits; 1351ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 1363e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// \brief Representation of a "canonical" template template parameter that 1373e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// is used in canonical template names. 1383e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class CanonicalTemplateTemplateParm : public llvm::FoldingSetNode { 1393e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm; 1403e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1413e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor public: 1423e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor CanonicalTemplateTemplateParm(TemplateTemplateParmDecl *Parm) 1433e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor : Parm(Parm) { } 1443e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1453e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *getParam() const { return Parm; } 1463e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1473e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor void Profile(llvm::FoldingSetNodeID &ID) { Profile(ID, Parm); } 1483e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1493e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor static void Profile(llvm::FoldingSetNodeID &ID, 1503e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm); 1513e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor }; 1523e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor llvm::FoldingSet<CanonicalTemplateTemplateParm> CanonTemplateTemplateParms; 1533e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1543e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *getCanonicalTemplateTemplateParmDecl( 1553e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *TTP); 156006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 157006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis /// \brief Whether __[u]int128_t identifier is installed. 158006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis bool IsInt128Installed; 159006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 160b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// BuiltinVaListType - built-in va list type. 161b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// This is initially null and set by Sema::LazilyCreateBuiltin when 162b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// a builtin that takes a valist is encountered. 163b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType BuiltinVaListType; 164d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1656083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCIdType - a pseudo built-in typedef type (set by Sema). 166de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCIdTypedefType; 1671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1686083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCSelType - another pseudo built-in typedef type (set by Sema). 16913dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType ObjCSelTypedefType; 1701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1716083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCProtoType - another pseudo built-in typedef type (set by Sema). 172a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCProtoType; 173390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian const RecordType *ProtoStructType; 1748baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1756083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCClassType - another pseudo built-in typedef type (set by Sema). 176de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCClassTypedefType; 1771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 178a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 1792198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff RecordDecl *CFConstantStringTypeDecl; 1807a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 1812bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian RecordDecl *NSConstantStringTypeDecl; 1822bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 183bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson RecordDecl *ObjCFastEnumerationStateTypeDecl; 1841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 185c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 186c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 1871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1888fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 189782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 1901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1918fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 192782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 1931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 194adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 195adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump RecordDecl *BlockDescriptorType; 196adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 197083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 198083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump RecordDecl *BlockDescriptorExtendedType; 199083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 200bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo NullTypeSourceInfo; 201bf1a028246d884a540aeafa38e89be59a269b072John McCall 2021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 20368584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 20468584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 20568584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 2066320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor llvm::DenseMap<const Decl*, AttrVec*> DeclAttrs; 2072455636163fdd18581d7fdae816433f886d88213Mike Stump 2087caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Keeps track of the static data member templates from which 2097caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static data members of class template specializations were instantiated. 2107caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2117caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// This data structure stores the mapping from instantiations of static 2127caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// data members to the static data member representations within the 213251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template from which they were instantiated along with the kind 214251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// of instantiation or specialization (a TemplateSpecializationKind - 1). 2157caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2167caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 2177caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2187caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 2197caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2207caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 2217caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 2227caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 2237caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2247caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2257caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 2267caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2277caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 2287caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 2297caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 2317caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 232251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template X) and will be marked TSK_ImplicitInstantiation. 233663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor llvm::DenseMap<const VarDecl *, MemberSpecializationInfo *> 234251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor InstantiatedFromStaticDataMember; 2351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 236ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Keeps track of the declaration from which a UsingDecl was 237ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// created during instantiation. The source declaration is always 238ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// a UsingDecl, an UnresolvedUsingValueDecl, or an 239ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// UnresolvedUsingTypenameDecl. 2400d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2410d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 2420d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 2430d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2440d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 2450d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 2460d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2470d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2480d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2490d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 2500d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 2510d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2520d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2530d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 2540d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 2550d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2560d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 2570d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 258ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingDecl *, NamedDecl *> InstantiatedFromUsingDecl; 259ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 260ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingShadowDecl*, UsingShadowDecl*> 261ed97649e9574b9d854fa4d6109c9333ae0993554John McCall InstantiatedFromUsingShadowDecl; 2621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 263d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 2641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2657d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Mapping that stores the methods overridden by a given C++ 2667d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// member function. 2677d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// 2687d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Since most C++ member functions aren't virtual and therefore 2697d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// don't override anything, we store the overridden functions in 2707d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// this map on the side rather than within the CXXMethodDecl structure. 271046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson typedef UsuallyTinyPtrVector<const CXXMethodDecl> CXXMethodVector; 2727d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor llvm::DenseMap<const CXXMethodDecl *, CXXMethodVector> OverriddenMethods; 2737d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 274ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 275ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 276e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// SourceMgr - The associated SourceManager object. 277b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 2781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 279e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// LangOpts - The language options used to create the AST associated with 280e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 281e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek LangOptions LangOpts; 282e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 28363fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// \brief The allocator used to create AST objects. 28463fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// 28563fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects are never destructed; rather, all memory associated with the 28663fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects will be released when the ASTContext itself is destroyed. 287c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff llvm::BumpPtrAllocator BumpAlloc; 2881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 289fe6b2d481d91140923f4541f273b253291884214Douglas Gregor /// \brief Allocator for partial diagnostics. 290fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator DiagAllocator; 291071cc7deffad608165b1ddd5263e8bf181861520Charles Davis 292071cc7deffad608165b1ddd5263e8bf181861520Charles Davis /// \brief The current C++ ABI. 293ff75dfde6a351c57f41366d309c0bd11aba69bceArgyrios Kyrtzidis llvm::OwningPtr<CXXABI> ABI; 294071cc7deffad608165b1ddd5263e8bf181861520Charles Davis CXXABI *createCXXABI(const TargetInfo &T); 29536d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 29636d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis friend class ASTDeclReader; 29736d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 2981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 299444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar const TargetInfo &Target; 30071993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 30129238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 3021b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 3032e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationNameTable DeclarationNames; 3042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor llvm::OwningPtr<ExternalASTSource> ExternalSource; 3057b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *Listener; 306d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor clang::PrintingPolicy PrintingPolicy; 3072e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3080f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // Typedefs which may be provided defining the structure of Objective-C 3090f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // pseudo-builtins 3100f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCIdRedefinitionType; 3110f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCClassRedefinitionType; 312369a3bd9979cf529eed529aa037de713c213e47dFariborz Jahanian QualType ObjCSelRedefinitionType; 3130f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall 3147a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 315a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 316c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff void *Allocate(unsigned Size, unsigned Align = 8) { 31763fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor return BumpAlloc.Allocate(Size, Align); 318c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 31963fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor void Deallocate(void *Ptr) { } 320fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 321fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator &getDiagAllocator() { 322fe6b2d481d91140923f4541f273b253291884214Douglas Gregor return DiagAllocator; 323fe6b2d481d91140923f4541f273b253291884214Douglas Gregor } 324fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 325e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek const LangOptions& getLangOptions() const { return LangOpts; } 3261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 32778a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis Diagnostic &getDiagnostics() const; 32878a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis 3291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 3309c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 3319c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 332ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 33368584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 3346320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor AttrVec& getDeclAttrs(const Decl *D); 3351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 33668584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 3376320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor void eraseDeclAttrs(const Decl *D); 3382455636163fdd18581d7fdae816433f886d88213Mike Stump 3397caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 3401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 3417caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 342663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor MemberSpecializationInfo *getInstantiatedFromStaticDataMember( 343663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor const VarDecl *Var); 3441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3457caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 3467caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 347251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl, 3489421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis TemplateSpecializationKind TSK, 3499421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis SourceLocation PointOfInstantiation = SourceLocation()); 3501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 351ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief If the given using decl is an instantiation of a 352ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// (possibly unresolved) using decl from a template instantiation, 353d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 354ed97649e9574b9d854fa4d6109c9333ae0993554John McCall NamedDecl *getInstantiatedFromUsingDecl(UsingDecl *Inst); 355d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 356ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Remember that the using decl \p Inst is an instantiation 357ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// of the using decl \p Pattern of a class template. 358ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingDecl(UsingDecl *Inst, NamedDecl *Pattern); 3591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 360ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst, 361ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *Pattern); 362ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *getInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst); 3631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 364d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 3651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 366d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 3671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3687d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor // Access to the set of methods overridden by the given C++ method. 3697d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor typedef CXXMethodVector::iterator overridden_cxx_method_iterator; 3707d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3717d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_begin(const CXXMethodDecl *Method) const; 3727d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 3737d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3747d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_end(const CXXMethodDecl *Method) const; 3757d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 376c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis unsigned overridden_methods_size(const CXXMethodDecl *Method) const; 377c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis 3787d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Note that the given C++ \p Method overrides the given \p 3797d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Overridden method. 3807d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor void addOverriddenMethod(const CXXMethodDecl *Method, 3817d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor const CXXMethodDecl *Overridden); 3827d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 383ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 384ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 3851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 387e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidTy; 388e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType BoolTy; 389e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType CharTy; 390e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType WCharTy; // [C++ 3.9.1p5], integer type in C99. 391e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 392e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 393e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 394e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 395e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedLongLongTy, UnsignedInt128Ty; 396e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatTy, DoubleTy, LongDoubleTy; 397e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 398e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidPtrTy, NullPtrTy; 3992a984cad5ac3fdceeff2bd99daa7b90979313475John McCall CanQualType OverloadTy, UndeducedAutoTy; 400e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType DependentTy; 40113dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian CanQualType ObjCBuiltinIdTy, ObjCBuiltinClassTy, ObjCBuiltinSelTy; 4028e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 403444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar ASTContext(const LangOptions& LOpts, SourceManager &SM, const TargetInfo &t, 4041b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner IdentifierTable &idents, SelectorTable &sels, 4051b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &builtins, 40663fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor unsigned size_reserve); 407fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 4085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 4096ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 4102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 4112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 4122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 4132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 4142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 4152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void setExternalSource(llvm::OwningPtr<ExternalASTSource> &Source); 4162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 4172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 4182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 4192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ExternalASTSource *getExternalSource() const { return ExternalSource.get(); } 4202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 4217b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Attach an AST mutation listener to the AST context. 4227b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// 4237b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// The AST mutation listener provides the ability to track modifications to 4247b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// the abstract syntax tree entities committed after they were initially 4257b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// created. 4267b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis void setASTMutationListener(ASTMutationListener *Listener) { 4277b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis this->Listener = Listener; 4287b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis } 4297b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 4307b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Retrieve a pointer to the AST mutation listener associated 4317b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// with this AST context, if any. 4327b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *getASTMutationListener() const { return Listener; } 4337b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 4345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 43503ed44061df258e74a40383bda849e14b892a8c6Ted Kremenek const std::vector<Type*>& getTypes() const { return Types; } 436d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 437464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 438464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 439464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 4401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4410953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 4420953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getExtQualType - Return a type with extended qualifiers. 4430953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getExtQualType(const Type *Base, Qualifiers Quals); 4440953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 445becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclTypeSlow(const TypeDecl *Decl); 446becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 4470953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 4481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getAddSpaceQualType - Return the uniqued reference to the type for an 4491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// address space qualified type with the specified type and address space. 4501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 4511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 452f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 453f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace); 4541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 455d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// getObjCGCQualType - Returns the uniqued reference to the type for an 456d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// objc gc qualified type. The retulting type has a union of the qualifiers 457d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// from T and the gc attribute. 4580953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr); 4590953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4600953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getRestrictType - Returns the uniqued reference to the type for a 4610953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'restrict' qualified type. The resulting type has a union of the 4620953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'restrict'. 4630953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getRestrictType(QualType T) { 4640953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 4650953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 4660953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4670953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getVolatileType - Returns the uniqued reference to the type for a 4680953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'volatile' qualified type. The resulting type has a union of the 4690953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'volatile'. 470f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor QualType getVolatileType(QualType T) { 471f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor return T.withFastQualifiers(Qualifiers::Volatile); 472f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor } 4730953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4740953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getConstType - Returns the uniqued reference to the type for a 4750953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'const' qualified type. The resulting type has a union of the 4760953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'const'. 4770953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 4780953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// It can be reasonably expected that this will always be 4790953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// equivalent to calling T.withConst(). 4800953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getConstType(QualType T) { return T.withConst(); } 4811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 48243c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// getNoReturnType - Add or remove the noreturn attribute to the given type 48343c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// which must be a FunctionType or a pointer to an allowable type or a 48443c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// BlockPointer. 48543c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor QualType getNoReturnType(QualType T, bool AddNoReturn = true); 4861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 487ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor /// getCallConvType - Adds the specified calling convention attribute to 488ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor /// the given type, which must be a FunctionType or a pointer to an 489ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor /// allowable type. 490ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor QualType getCallConvType(QualType T, CallingConv CallConv); 491ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor 492425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola /// getRegParmType - Sets the specified regparm attribute to 493425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola /// the given type, which must be a FunctionType or a pointer to an 494425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola /// allowable type. 495425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola QualType getRegParmType(QualType T, unsigned RegParm); 496425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola 4975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getComplexType - Return the uniqued reference to the type for a complex 4985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 4995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getComplexType(QualType T); 500e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getComplexType(CanQualType T) { 501e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getComplexType((QualType) T)); 502e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 5031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getPointerType - Return the uniqued reference to the type for a pointer to 5055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 5065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getPointerType(QualType T); 507e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getPointerType(CanQualType T) { 508e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getPointerType((QualType) T)); 509e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 5105618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 5115618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// getBlockPointerType - Return the uniqued reference to the type for a block 5125618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// of the specified type. 5135618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff QualType getBlockPointerType(QualType T); 514f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 515adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of the descriptor for pointer to 516adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// blocks. 517adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump QualType getBlockDescriptorType(); 518adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 519adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump // Set the type for a Block descriptor type. 520adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump void setBlockDescriptorType(QualType T); 521adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// Get the BlockDescriptorType type, or NULL if it hasn't yet been built. 522adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump QualType getRawBlockdescriptorType() { 523adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump if (BlockDescriptorType) 524adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return getTagDeclType(BlockDescriptorType); 525adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return QualType(); 526adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump } 527adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 528083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// This gets the struct used to keep track of the extended descriptor for 529083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// pointer to blocks. 530083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getBlockDescriptorExtendedType(); 531083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 532083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump // Set the type for a Block descriptor extended type. 533083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump void setBlockDescriptorExtendedType(QualType T); 534083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// Get the BlockDescriptorExtendedType type, or NULL if it hasn't yet been 535083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// built. 536083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getRawBlockdescriptorExtendedType() { 537083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump if (BlockDescriptorExtendedType) 538083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return getTagDeclType(BlockDescriptorExtendedType); 539083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return QualType(); 540083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump } 541083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 542adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of pointer to blocks, complete 543adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// with captured variables. 544083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getBlockParmType(bool BlockHasCopyDispose, 545ea1471e0e967548c596a71469702f8846dbaf3c0John McCall llvm::SmallVectorImpl<const Expr *> &Layout); 546adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 547ea26cb522e88fc86b0d1cae61dcefcfe4cc20231Mike Stump /// This builds the struct used for __block variables. 5484087f27e5416c799bcb6be072f905be752acb61cDaniel Dunbar QualType BuildByRefType(llvm::StringRef DeclName, QualType Ty); 549af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump 550af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump /// Returns true iff we need copy/dispose helpers for the given type. 551af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump bool BlockRequiresCopying(QualType Ty); 552adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 5537c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getLValueReferenceType - Return the uniqued reference to the type for an 5547c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// lvalue reference to the specified type. 55554e14c4db764c0636160d26c5bbf491637c83a76John McCall QualType getLValueReferenceType(QualType T, bool SpelledAsLValue = true); 5567c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 5577c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getRValueReferenceType - Return the uniqued reference to the type for an 5587c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// rvalue reference to the specified type. 5597c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl QualType getRValueReferenceType(QualType T); 560f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 561f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// getMemberPointerType - Return the uniqued reference to the type for a 562f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// member pointer to the specified type in the specified class. The class 563f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// is a Type because it could be a dependent name. 564f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl QualType getMemberPointerType(QualType T, const Type *Cls); 565f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 566bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getVariableArrayType - Returns a non-unique reference to the type for a 567bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// variable array of the specified element type. 568c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 569c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 5707e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 5717e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 5721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 573898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// getDependentSizedArrayType - Returns a non-unique reference to 574898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// the type for a dependently-sized array of the specified element 575898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 576898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// comparable, at some point. 577898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 578fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 5797e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 5807e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 581fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 582c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// getIncompleteArrayType - Returns a unique reference to the type for a 583c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// incomplete array of the specified element type. 584c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 585c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 586c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman unsigned EltTypeQuals); 587c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 588bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getConstantArrayType - Return the unique reference to the type for a 589bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// constant array of the specified element type. 590c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 591c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 592c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff unsigned EltTypeQuals); 593745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 594745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// getUnknownSizeVariableArrayType - Return a variable array type with 595745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// all variable indices replaced with unknow [*] size. 596745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian QualType getUnknownSizeVariableArrayType(QualType Ty); 597745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 598745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// getVariableArrayDecayedType - Returns a vla type where known sizes 599745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// are replaced with [*] 600745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian QualType getVariableArrayDecayedType(QualType Ty); 6017e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 60273322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getVectorType - Return the unique reference to a vector type of 60373322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 60482287d19ded35248c4ce6a425ce74116a13ce44eJohn Thompson QualType getVectorType(QualType VectorType, unsigned NumElts, 605e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson VectorType::VectorKind VecKind); 60673322924127c873c13101b705dd823f5539ffa5fSteve Naroff 607213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// getExtVectorType - Return the unique reference to an extended vector type 608213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// of the specified element type and size. VectorType must be a built-in 609213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// type. 610213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman QualType getExtVectorType(QualType VectorType, unsigned NumElts); 6115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6129cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// getDependentSizedExtVectorType - Returns a non-unique reference to 6139cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// the type for a dependently-sized vector of the specified element 6149cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 6159cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// comparable, at some point. 6161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 6179cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 6189cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor SourceLocation AttrLoc); 6199cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 62072564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor /// getFunctionNoProtoType - Return a K&R style C function type like 'int()'. 6215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 622264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola QualType getFunctionNoProtoType(QualType ResultTy, 623264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola const FunctionType::ExtInfo &Info); 624264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola 6256a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola QualType getFunctionNoProtoType(QualType ResultTy) { 626264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola return getFunctionNoProtoType(ResultTy, FunctionType::ExtInfo()); 6276a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola } 628465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 629e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall /// getFunctionType - Return a normal function type with a typed 630e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall /// argument list. 631e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall QualType getFunctionType(QualType ResultTy, 632e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall const QualType *Args, unsigned NumArgs, 633e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall const FunctionProtoType::ExtProtoInfo &EPI); 6342ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 6352ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// getTypeDeclType - Return the unique reference to the type for 6362ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// the specified type declaration. 637becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclType(const TypeDecl *Decl, 638becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall const TypeDecl *PrevDecl = 0) { 639becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(Decl && "Passed null for Decl param"); 640becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (Decl->TypeForDecl) return QualType(Decl->TypeForDecl, 0); 641becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 642becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (PrevDecl) { 643becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(PrevDecl->TypeForDecl && "previous decl has no TypeForDecl"); 644becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall Decl->TypeForDecl = PrevDecl->TypeForDecl; 645becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return QualType(PrevDecl->TypeForDecl, 0); 646becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 647becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 648becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return getTypeDeclTypeSlow(Decl); 649becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 6502ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 6515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTypedefType - Return the unique reference to the type for the 6525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified typename decl. 6539763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis QualType getTypedefType(const TypedefDecl *Decl, QualType Canon = QualType()); 654fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 655400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis QualType getRecordType(const RecordDecl *Decl); 656400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 657400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis QualType getEnumType(const EnumDecl *Decl); 658400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 6593cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall QualType getInjectedClassNameType(CXXRecordDecl *Decl, QualType TST); 6603cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 66149a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType getSubstTemplateTypeParmType(const TemplateTypeParmType *Replaced, 66249a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType Replacement); 66349a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 6641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTemplateTypeParmType(unsigned Depth, unsigned Index, 66576e4ce42a30cee4dc40ce7c6014874fbc4f9baa7Anders Carlsson bool ParameterPack, 666efed5c832de630715dd42211dd3b2aab5dd97a1bDouglas Gregor IdentifierInfo *Name = 0); 667fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 6687532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 6697532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 6707532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 67171d74bc0d6e522ce7c21a599db8e19d3883b518fJohn McCall QualType Canon = QualType()); 672833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 6739763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis QualType getCanonicalTemplateSpecializationType(TemplateName T, 6749763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis const TemplateArgument *Args, 6759763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis unsigned NumArgs); 6769763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis 677833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall QualType getTemplateSpecializationType(TemplateName T, 678d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo &Args, 67971d74bc0d6e522ce7c21a599db8e19d3883b518fJohn McCall QualType Canon = QualType()); 68055f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 6813cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall TypeSourceInfo * 6823cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall getTemplateSpecializationTypeInfo(TemplateName T, SourceLocation TLoc, 6833cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const TemplateArgumentListInfo &Args, 6843cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall QualType Canon = QualType()); 6853cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 686075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara QualType getParenType(QualType NamedType); 687075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara 688465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType getElaboratedType(ElaboratedTypeKeyword Keyword, 689465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara NestedNameSpecifier *NNS, 690465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType NamedType); 6914a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType getDependentNameType(ElaboratedTypeKeyword Keyword, 6924a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NestedNameSpecifier *NNS, 6934a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor const IdentifierInfo *Name, 6944a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType Canon = QualType()); 69533500955d731c73717af52088b7fc0e7a85681e7John McCall 69633500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 69733500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 69833500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 69933500955d731c73717af52088b7fc0e7a85681e7John McCall const TemplateArgumentListInfo &Args); 70033500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 70133500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 70233500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 70333500955d731c73717af52088b7fc0e7a85681e7John McCall unsigned NumArgs, 70433500955d731c73717af52088b7fc0e7a85681e7John McCall const TemplateArgument *Args); 705e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 706deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl); 707c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 708c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectType(QualType Base, 709c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall ObjCProtocolDecl * const *Protocols, 710c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall unsigned NumProtocols); 711c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 712c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// getObjCObjectPointerType - Return a ObjCObjectPointerType type 713c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// for the given ObjCObjectType. 714c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectPointerType(QualType OIT); 7151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 716d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff /// getTypeOfType - GCC extension. 71772564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor QualType getTypeOfExprType(Expr *e); 718d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff QualType getTypeOfType(QualType t); 7191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 720395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson /// getDecltypeType - C++0x decltype. 721395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson QualType getDecltypeType(Expr *e); 7221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTagDeclType - Return the unique reference to the type for the 7245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified TagDecl (struct/union/class/enum) decl. 725e607ed068334bacb8d7b093996b4671c6ca79e25Mike Stump QualType getTagDeclType(const TagDecl *Decl); 7261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getSizeType - Return the unique type for "size_t" (C99 7.17), defined 7285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// in <stddef.h>. The sizeof operator requires this (C99 6.5.3.4p4). 729a3ccda58913cc1a4b8564e349448b12acc462da7Anders Carlsson CanQualType getSizeType() const; 730fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 7313a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// getWCharType - In C++, this returns the unique wchar_t type. In C99, this 7323a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// returns a type compatible with the type defined in <stddef.h> as defined 7333a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// by the target. 7343a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 73564c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 73664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getSignedWCharType - Return the type of "signed wchar_t". 73764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 73864c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 73964c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 74064c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getUnsignedWCharType - Return the type of "unsigned wchar_t". 74164c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 74264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 7431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7448b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// getPointerDiffType - Return the unique type for "ptrdiff_t" (ref?) 7458b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// defined in <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 7468b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 7471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 748beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // getCFConstantStringType - Return the C structure type used to represent 749beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // constant CFStrings. 7501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getCFConstantStringType(); 7511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7522bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // getNSConstantStringType - Return the C structure type used to represent 7532bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // constant NSStrings. 7542bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian QualType getNSConstantStringType(); 7552bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// Get the structure type used to representation NSStrings, or NULL 7562bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// if it hasn't yet been built. 7572bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian QualType getRawNSConstantStringType() { 7582bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian if (NSConstantStringTypeDecl) 7592bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return getTagDeclType(NSConstantStringTypeDecl); 7602bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return QualType(); 7612bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian } 7622bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian void setNSConstantStringType(QualType T); 7632bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 7642bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 765319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 766319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 767319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawCFConstantStringType() { 768319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 769319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 770319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 771319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 772319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 773319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 774983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 775a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 7761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 7771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 7782198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 779b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 780bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson //// This gets the struct used to keep track of fast enumerations. 781bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson QualType getObjCFastEnumerationStateType(); 7821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 783319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the ObjCFastEnumerationState type, or NULL if it hasn't yet 784319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// been built. 785319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawObjCFastEnumerationStateType() { 786319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (ObjCFastEnumerationStateTypeDecl) 787319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(ObjCFastEnumerationStateTypeDecl); 788319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 789319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 790319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 791319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCFastEnumerationStateType(QualType T); 792319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 793c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 794c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 7951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 796c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 7971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFILEType() { 7981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 799c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 800c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 801c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 802782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 803782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 804fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 805fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 806fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 8071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 808782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 8091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getjmp_bufType() { 8101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 811782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 812782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 813782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 814782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 815782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 816fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 817fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 818fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 8191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 820782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 8211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getsigjmp_bufType() { 8221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 823782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 824782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 825782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 8261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 827d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// getObjCEncodingForType - Emit the ObjC type encoding for the 828d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// given type into \arg S. If \arg NameFields is specified then 829d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// record field names are also encoded. 8301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForType(QualType t, std::string &S, 831153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field=0); 832a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 833a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 8341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 835ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian // Put the string version of type qualifiers into S. 8361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 837ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 8381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 839a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingForMethodDecl - Return the encoded type for this method 84033e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// declaration. 841c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar void getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S); 8421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8435e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// getObjCEncodingForBlockDecl - Return the encoded type for this block 8445e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// declaration. 8455e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall void getObjCEncodingForBlock(const BlockExpr *Expr, std::string& S); 8465e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall 847c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 848c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 849c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 850c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 8511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 852c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 853c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar std::string &S); 8541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8550fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 8560fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian ObjCProtocolDecl *rProto); 8571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 858a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingTypeSize returns size of type for objective-c encoding 859aa8741a1db98eef05f09b1200dba94aa5dc3bc3dKen Dyck /// purpose in characters. 860aa8741a1db98eef05f09b1200dba94aa5dc3bc3dKen Dyck CharUnits getObjCEncodingTypeSize(QualType t); 861d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 862006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis /// \brief Whether __[u]int128_t identifier is installed. 863006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis bool isInt128Installed() const { return IsInt128Installed; } 864006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis void setInt128Installed() { IsInt128Installed = true; } 865006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 866d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter represents the ObjC 'id' type. It is setup lazily, by 867d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. id is always a (typedef for a) pointer type, a pointer to a struct. 868de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCIdType() const { return ObjCIdTypedefType; } 869319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCIdType(QualType T); 8701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 871319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCSelType(QualType T); 87213dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType getObjCSelType() const { return ObjCSelTypedefType; } 8731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 874a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCProtoType(QualType QT); 875a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCProtoType() const { return ObjCProtoType; } 8761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 877d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter repreents the ObjC 'Class' type. It is setup lazily, by 878d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. 'Class' is always a (typedef for a) pointer type, a pointer to a 879d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// struct. 880de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCClassType() const { return ObjCClassTypedefType; } 881319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCClassType(QualType T); 8821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 883b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson void setBuiltinVaListType(QualType T); 884b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType getBuiltinVaListType() const { return BuiltinVaListType; } 885f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 8860953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getCVRQualifiedType - Returns a type with additional const, 8870953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// volatile, or restrict qualifiers. 8880953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getCVRQualifiedType(QualType T, unsigned CVR) { 8890953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 8900953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 8910953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 8920953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 8930953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(QualType T, Qualifiers Qs) { 8940953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 8950953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 8960953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 8970953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 8980953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 8990953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9000953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9010953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 9020953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(const Type *T, Qualifiers Qs) { 9030953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 9040953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 9050953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 9060953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9070953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9082577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo getNameForTemplate(TemplateName Name, 9092577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation NameLoc); 91080ad16f4b2b350ddbaae21a52975e63df5aafc2cJohn McCall 911eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall TemplateName getOverloadedTemplateName(UnresolvedSetIterator Begin, 912eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall UnresolvedSetIterator End); 9130bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall 9141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 9157532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 9167532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor TemplateDecl *Template); 9171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 9197532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const IdentifierInfo *Name); 920ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 921ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor OverloadedOperatorKind Operator); 9227532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 92386df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 924782fa308a765aeac2acb39c4e697c937ec21185bMike Stump GE_None, //< No error 925f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_stdio, //< Missing a type from <stdio.h> 926f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_setjmp //< Missing a type from <setjmp.h> 92786df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 9281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 92914e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// GetBuiltinType - Return the type for the specified builtin. If 93014e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// IntegerConstantArgs is non-null, it is filled in with a bitmask of 93114e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// arguments to the builtin that are required to be integer constant 93214e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// expressions. 93314e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error, 93414e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner unsigned *IntegerConstantArgs = 0); 9351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 936d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 937e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getFromTargetType(unsigned Type) const; 938b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 939464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 940b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 941b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 9421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 943d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 9444fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// getObjCGCAttr - Returns one of GCNone, Weak or Strong objc's 9454fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// garbage collection attribute. 9464fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// 9470953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Qualifiers::GC getObjCGCAttrKind(const QualType &Ty) const; 9481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 949f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// areCompatibleVectorTypes - Return true if the given vector types 950f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// are of the same unqualified type or if they are equivalent to the same 951f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// GCC vector type, ignoring whether they are target-specific (AltiVec or 952f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// Neon) types. 953255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor bool areCompatibleVectorTypes(QualType FirstVec, QualType SecondVec); 954255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor 955fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// isObjCNSObjectType - Return true if this is an NSObject object with 956fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// its NSObject attribute set. 957fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian bool isObjCNSObjectType(QualType Ty) const; 9581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 959b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 960464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 961464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 9621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 963b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// getFloatTypeSemantics - Return the APFloat 'semantics' for the specified 964b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// scalar floating point type. 965b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 9661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 967464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeInfo - Get the size and alignment of the specified complete type in 968464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// bits. 9691d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(const Type *T); 9701d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(QualType T) { 9711d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 9721d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 974464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeSize - Return the size of the specified type, in bits. This method 975464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// does not work on incomplete types. 97698be4943e8dc4f3905629a7102668960873cf863Chris Lattner uint64_t getTypeSize(QualType T) { 97798be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 978464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 9791d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar uint64_t getTypeSize(const Type *T) { 9801d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 9811d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 983cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getCharWidth - Return the size of the character type, in bits 984cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck uint64_t getCharWidth() { 985f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck return getTypeSize(CharTy); 986f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck } 987f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 988cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getTypeSizeInChars - Return the size of the specified type, in characters. 989f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck /// This method does not work on incomplete types. 990bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck CharUnits getTypeSizeInChars(QualType T); 991bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck CharUnits getTypeSizeInChars(const Type *T); 992f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 99334ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getTypeAlign - Return the ABI-specified alignment of a type, in bits. 99434ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// This method does not work on incomplete types. 99598be4943e8dc4f3905629a7102668960873cf863Chris Lattner unsigned getTypeAlign(QualType T) { 99698be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 997464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 9981d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar unsigned getTypeAlign(const Type *T) { 9991d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 10001d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 10011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 100216e20cce43385001f33f8e3f90ee345609c805d1Ken Dyck /// getTypeAlignInChars - Return the ABI-specified alignment of a type, in 100386fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck /// characters. This method does not work on incomplete types. 100486fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck CharUnits getTypeAlignInChars(QualType T); 100586fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck CharUnits getTypeAlignInChars(const Type *T); 100686fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck 1007ea1471e0e967548c596a71469702f8846dbaf3c0John McCall std::pair<CharUnits, CharUnits> getTypeInfoInChars(const Type *T); 1008ea1471e0e967548c596a71469702f8846dbaf3c0John McCall std::pair<CharUnits, CharUnits> getTypeInfoInChars(QualType T); 1009ea1471e0e967548c596a71469702f8846dbaf3c0John McCall 101034ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getPreferredTypeAlign - Return the "preferred" alignment of the specified 101134ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// type for the current target in bits. This can be different than the ABI 101234ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// alignment in cases where it is beneficial for performance to overalign 101334ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// a data type. 101434ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner unsigned getPreferredTypeAlign(const Type *T); 10151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10168b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// getDeclAlign - Return a conservative estimate of the alignment of 10178b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// the specified decl. Note that bitfields do not have a valid alignment, so 10188b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// this method will assert on them. 10198b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// If @p RefAsPointee, references are treated like their underlying type 10208b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// (for alignof), else they're treated like pointers (for CodeGen). 10218b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck CharUnits getDeclAlign(const Decl *D, bool RefAsPointee = false); 10221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 102388a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// getASTRecordLayout - Get or compute information about the layout of the 1024464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// specified record (struct/union/class), which indicates its size and field 1025464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 102698be4943e8dc4f3905629a7102668960873cf863Chris Lattner const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D); 10271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1028b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCInterfaceLayout - Get or compute information about the 1029b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// layout of the specified Objective-C interface. 103044a3dded8080c5c9cfdad208ade8f8f7850d9a4fDevang Patel const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D); 1031b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1032bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar void DumpRecordLayout(const RecordDecl *RD, llvm::raw_ostream &OS); 1033bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar 1034b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCImplementationLayout - Get or compute information about 1035b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// the layout of the specified Objective-C implementation. This may 1036b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// differ from the interface if synthesized ivars are present. 1037b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 1038b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar getASTObjCImplementationLayout(const ObjCImplementationDecl *D); 1039b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1040fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// getKeyFunction - Get the key function for the given record decl, or NULL 1041fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// if there isn't one. The key function is, according to the Itanium C++ ABI 1042fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// section 5.2.3: 1043f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// 1044f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// ...the first non-pure virtual function that is not inline at the point 1045f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// of class definition. 1046f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson const CXXMethodDecl *getKeyFunction(const CXXRecordDecl *RD); 1047f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1048dae0cb52e4e3d46bbfc9a4510909522197a92e54Anders Carlsson bool isNearlyEmpty(const CXXRecordDecl *RD); 1049dae0cb52e4e3d46bbfc9a4510909522197a92e54Anders Carlsson 10508e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian void ShallowCollectObjCIvars(const ObjCInterfaceDecl *OI, 105111062e11236b7bc689dad150e8b490fd6b063ec3Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 10522c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 10532c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian void DeepCollectObjCIvars(const ObjCInterfaceDecl *OI, bool leafClass, 10542c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 10552c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 10563bfacdf6f0706987c1b33c625cd68fb880881c22Fariborz Jahanian unsigned CountNonClassIvars(const ObjCInterfaceDecl *OI); 1057e23fa2d0e84d1b878e012442a726c664216a9adfFariborz Jahanian void CollectInheritedProtocols(const Decl *CDecl, 1058432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian llvm::SmallPtrSet<ObjCProtocolDecl*, 8> &Protocols); 1059525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 1060464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 1061464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 1062464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 10631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 106477c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// getCanonicalType - Return the canonical (structural) type corresponding to 106577c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// the specified potentially non-canonical type. The non-canonical version 106677c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// of a type may have many "decorated" versions of types. Decorators can 106777c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// include typedefs, 'typeof' operators, etc. The returned type is guaranteed 106877c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// to be free of any of these, allowing two canonical types to be compared 106977c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// for exact equality with a simple pointer comparison. 107050d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor CanQualType getCanonicalType(QualType T); 10711d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar const Type *getCanonicalType(const Type *T) { 10721d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 10731d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 10742a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 107554e14c4db764c0636160d26c5bbf491637c83a76John McCall /// getCanonicalParamType - Return the canonical parameter type 107654e14c4db764c0636160d26c5bbf491637c83a76John McCall /// corresponding to the specific potentially non-canonical one. 107754e14c4db764c0636160d26c5bbf491637c83a76John McCall /// Qualifiers are stripped off, functions are turned into function 107854e14c4db764c0636160d26c5bbf491637c83a76John McCall /// pointers, and arrays decay one level into pointers. 107954e14c4db764c0636160d26c5bbf491637c83a76John McCall CanQualType getCanonicalParamType(QualType T); 108054e14c4db764c0636160d26c5bbf491637c83a76John McCall 10818e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent. 10828e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameType(QualType T1, QualType T2) { 10838e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 10848e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 10851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10865535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \brief Returns this type as a completely-unqualified array type, 10875535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// capturing the qualifiers in Quals. This will remove the minimal amount of 10885535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// sugaring from the types, similar to the behavior of 10895535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// QualType::getUnqualifiedType(). 109028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 10915535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \param T is the qualified type, which may be an ArrayType 109228e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 109328e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \param Quals will receive the full set of qualifiers that were 10945535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// applied to the array. 109528e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 109628e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \returns if this is an array type, the completely unqualified array type 10975535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// that corresponds to it. Otherwise, returns T.getUnqualifiedType(). 109828e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType getUnqualifiedArrayType(QualType T, Qualifiers &Quals); 109928e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 11008e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 11018e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 11028e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameUnqualifiedType(QualType T1, QualType T2) { 1103a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor CanQualType CT1 = getCanonicalType(T1); 1104a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor CanQualType CT2 = getCanonicalType(T2); 110528e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 110628e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth Qualifiers Quals; 110728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType UnqualT1 = getUnqualifiedArrayType(CT1, Quals); 110828e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType UnqualT2 = getUnqualifiedArrayType(CT2, Quals); 110928e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth return UnqualT1 == UnqualT2; 11108e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 11118e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 11125a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor bool UnwrapSimilarPointerTypes(QualType &T1, QualType &T2); 11135a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor 1114d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 1115d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 1116d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1117d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 1118d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 1119d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 1120d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1121d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 1122d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 1123d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 1124d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 1125d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1126d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 1127d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1128d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 1129d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 1130d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1131d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 1132d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1133d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 1134d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 1135d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 1136d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 1137d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 1138d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS); 1139d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 1140ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// \brief Retrieves the default calling convention to use for 1141ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// C++ instance methods. 1142ee743f903858e337434ac0335f147f4de4ecae05Charles Davis CallingConv getDefaultMethodCallConv(); 1143ee743f903858e337434ac0335f147f4de4ecae05Charles Davis 114404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Retrieves the canonical representation of the given 114504a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 114604a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall CallingConv getCanonicalCallConv(CallingConv CC) { 114704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall if (CC == CC_C) 114804a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC_Default; 114904a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC; 115004a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 115104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 115204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Determines whether two calling conventions name the same 115304a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 115404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall bool isSameCallConv(CallingConv lcc, CallingConv rcc) { 115504a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return (getCanonicalCallConv(lcc) == getCanonicalCallConv(rcc)); 115604a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 115704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 115825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 115925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 116025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 116125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 116225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 116325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 116425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 116525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// names---std::vector, ::std::vector, vector (if vector is in 116625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 116725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 116825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 116925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 117025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 117125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 117225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 117325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 117425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 117525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 117625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor TemplateName getCanonicalTemplateName(TemplateName Name); 117725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 1178db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// \brief Determine whether the given template names refer to the same 1179db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// template. 1180db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor bool hasSameTemplateName(TemplateName X, TemplateName Y); 1181db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor 11821275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 11831275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 11841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 11851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 11861275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 11871275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg); 11881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1189c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 1190c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 1191c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 1192c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 1193c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ArrayType *getAsArrayType(QualType T); 1194c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ConstantArrayType *getAsConstantArrayType(QualType T) { 1195c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 1196c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1197c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const VariableArrayType *getAsVariableArrayType(QualType T) { 1198c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 1199c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1200c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const IncompleteArrayType *getAsIncompleteArrayType(QualType T) { 1201c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 1202c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1203442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor const DependentSizedArrayType *getAsDependentSizedArrayType(QualType T) { 1204442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor return dyn_cast_or_null<DependentSizedArrayType>(getAsArrayType(T)); 1205442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor } 1206442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor 1207fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// getBaseElementType - Returns the innermost element type of an array type. 1208fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 1209fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson QualType getBaseElementType(const ArrayType *VAT); 12105e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 12115e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// getBaseElementType - Returns the innermost element type of a type 12125e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// (which needn't actually be an array type). 12135e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor QualType getBaseElementType(QualType QT); 12141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12150de78998e7bda473b408437053e48661b510d453Fariborz Jahanian /// getConstantArrayElementCount - Returns number of constant array elements. 12160de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 12171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1218e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// getArrayDecayedType - Return the properly qualified result of decaying the 1219e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// specified array type to a pointer. This operation is non-trivial when 1220e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// handling typedefs etc. The canonical type of "T" must be an array type, 1221e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// this returns a pointer to a properly qualified element of the array. 1222e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 1223e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 1224e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner QualType getArrayDecayedType(QualType T); 12251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1226a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// getPromotedIntegerType - Returns the type that Promotable will 1227a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// promote to: C99 6.3.1.1p2, assuming that Promotable is a promotable 1228a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// integer type. 1229a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman QualType getPromotedIntegerType(QualType PromotableType); 1230a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 123104e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 123204e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 123304e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 123404e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 123504e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 123604e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman QualType isPromotableBitField(Expr *E); 123704e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 12381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getIntegerTypeOrder - Returns the highest ranked integer type: 12397cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner /// C99 6.3.1.8p1. If LHS > RHS, return 1. If LHS == RHS, return 0. If 12401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 12417cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner int getIntegerTypeOrder(QualType LHS, QualType RHS); 12421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1243a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// getFloatingTypeOrder - Compare the rank of the two specified floating 1244a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// point types, ignoring the domain of the type (i.e. 'double' == 1245a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// '_Complex double'). If LHS > RHS, return 1. If LHS == RHS, return 0. If 12461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 1247a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner int getFloatingTypeOrder(QualType LHS, QualType RHS); 12485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getFloatingTypeOfSizeWithinDomain - Returns a real floating 12501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// point or a complex type (based on typeDomain/typeSize). 1251716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeDomain' is a real floating point or complex type. 1252716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeSize' is a real floating point or complex type. 12531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 1254f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 1255ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 1256f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 1257f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 1258f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman unsigned getIntegerRank(Type* T); 1259f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1260f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 1261f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1262ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 1263ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 1264ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 12651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1266ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 1267447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool typesAreCompatible(QualType T1, QualType T2, 1268447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool CompareUnqualified = false); // C99 6.2.7p1 12691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1270132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool typesAreBlockPointerCompatible(QualType, QualType); 1271132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian 1272a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 1273de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCIdTypedefType; 1274389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1275a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 1276de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCClassTypedefType; 1277389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1278a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 127913dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian return T == ObjCSelTypedefType; 12808baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 12814084c306635b70f37029dca938444e6013f08684Steve Naroff bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS); 12824084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 12834084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 12848baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1285a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian bool ObjCQualifiedClassTypesAreCompatible(QualType LHS, QualType RHS); 1286a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian 12873d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 128814108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 128914108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 1290c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool canAssignObjCInterfaces(const ObjCObjectType *LHS, 1291c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall const ObjCObjectType *RHS); 1292132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool canAssignObjCInterfacesInBlockPointer( 1293132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *LHSOPT, 1294132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1295389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 1296db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian QualType areCommonBaseCompatible(const ObjCObjectPointerType *LHSOPT, 1297db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1298569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor bool canBindObjCObjectType(QualType To, QualType From); 1299569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor 13003d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 1301447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeTypes(QualType, QualType, bool OfBlockPointer=false, 1302447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 1303447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeFunctionTypes(QualType, QualType, bool OfBlockPointer=false, 1304447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 13054846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeFunctionArgumentTypes(QualType, QualType, 13064846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 13074846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 13084846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeTransparentUnionType(QualType, QualType, 13094846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 13104846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 13112390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian 13122390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian QualType mergeObjCGCQualifiers(QualType, QualType); 13133d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 1314000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian void ResetObjCLayout(const ObjCContainerDecl *CD) { 1315000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ObjCLayouts[CD] = 0; 1316000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 1317a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 1318368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 1319ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 1320ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1321ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1322ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 1323ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 1324ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman unsigned getIntWidth(QualType T); 1325ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1326ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 1327ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 1328ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 1329ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman QualType getCorrespondingUnsignedType(QualType T); 1330ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1331ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1332e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 1333e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 13341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1335e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::iterator type_iterator; 1336e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::const_iterator const_type_iterator; 13371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1338e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_begin() { return Types.begin(); } 1339e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_end() { return Types.end(); } 1340e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek const_type_iterator types_begin() const { return Types.begin(); } 13411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const_type_iterator types_end() const { return Types.end(); } 13421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1343e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 13440cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 13450cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 13460cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 13470cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// MakeIntValue - Make an APSInt of the appropriate width and 13480cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// signedness for the given \arg Value and integer \arg Type. 13490cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) { 13500cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt Res(getIntWidth(Type), !Type->isSignedIntegerType()); 13510cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 13520cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 13530cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 13540cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 13558a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCInterfaceDecl,or NULL if none exists. 13568a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 13578a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCCategoryDecl, or NULL if none exists. 13588a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 13598a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 13608a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 13618a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 13628a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 13638a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 13648a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 13658a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 13661ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 13671ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Set the copy inialization expression of a block var decl. 13681ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian void setBlockVarCopyInits(VarDecl*VD, Expr* Init); 13691ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Get the copy initialization expression of VarDecl,or NULL if 13701ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// none exists. 1371830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian Expr *getBlockVarCopyInits(const VarDecl*VD); 13728a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1373a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate an uninitialized TypeSourceInfo. 1374b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1375a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// The caller should initialize the memory held by TypeSourceInfo using 1376b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 1377b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1378b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 1379b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 1380b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 1381109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// 1382109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// \param Size the size of the type info to create, or 0 if the size 1383109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// should be calculated based on the type. 1384a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo *CreateTypeSourceInfo(QualType T, unsigned Size = 0); 1385b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 1386a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate a TypeSourceInfo where all locations have been 1387a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// initialized to a given location, which defaults to the empty 1388a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// location. 1389a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo * 1390a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall getTrivialTypeSourceInfo(QualType T, SourceLocation Loc = SourceLocation()); 1391a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall 1392bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo *getNullTypeSourceInfo() { return &NullTypeSourceInfo; } 1393bf1a028246d884a540aeafa38e89be59a269b072John McCall 13940054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Add a deallocation callback that will be invoked when the 13950054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 13960054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 13970054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Callback A callback function that will be invoked on destruction. 13980054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 13990054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Data Pointer data that will be provided to the callback function 14000054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// when it is called. 14010054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor void AddDeallocation(void (*Callback)(void*), void *Data); 14024923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 140390e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForFunction(const FunctionDecl *FD); 140490e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForVariable(const VarDecl *VD); 140590e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 140690e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \brief Determines if the decl can be CodeGen'ed or deserialized from PCH 140790e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// lazily, only when used; this is only relevant for function or file scoped 140890e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// var definitions. 140990e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// 141090e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \returns true if the function/var must be CodeGen'ed/deserialized even if 141190e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// it is not used. 14124ac7c0bb39696e92fd220118fedc484c09a69870Argyrios Kyrtzidis bool DeclMustBeEmitted(const Decl *D); 141390e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 14144923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 14154923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor // Statistics 14164923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 14174923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 14181827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors. 14191827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructors; 14201827403a7138946305c0058f262e02b595cf882fDouglas Gregor 14211827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors for 14221827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// which declarations were built. 14231827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructorsDeclared; 14241827403a7138946305c0058f262e02b595cf882fDouglas Gregor 1425225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// \brief The number of implicitly-declared copy constructors. 1426225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructors; 1427225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 14281827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared copy constructors for 1429225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// which declarations were built. 1430225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructorsDeclared; 1431225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 1432a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators. 1433a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperators; 1434a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 1435a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators for 1436a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// which declarations were built. 1437a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperatorsDeclared; 1438a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 14394923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors. 14404923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructors; 14414923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 14424923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors for which 14434923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// declarations were built. 14444923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructorsDeclared; 14450054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 14465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 14475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext(const ASTContext&); // DO NOT IMPLEMENT 14485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void operator=(const ASTContext&); // DO NOT IMPLEMENT 14491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinTypes(); 1451e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall void InitBuiltinType(CanQualType &R, BuiltinType::Kind K); 14521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 145382a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar // Return the ObjC type encoding for a given type. 14541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 145582a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 145682a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 1457153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 1458090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 14596ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor bool EncodingProperty = false); 14600054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 1461b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout &getObjCLayout(const ObjCInterfaceDecl *D, 14621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const ObjCImplementationDecl *Impl); 1463000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian 14643478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenekprivate: 14650054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief A set of deallocations that should be performed when the 14660054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 14670054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor llvm::SmallVector<std::pair<void (*)(void*), void *>, 16> Deallocations; 14680054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 14693478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // FIXME: This currently contains the set of StoredDeclMaps used 14703478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // by DeclContext objects. This probably should not be in ASTContext, 14713478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // but we include it here so that ASTContext can quickly deallocate them. 14720c01d18094100db92d38daa923c95661512db203John McCall llvm::PointerIntPair<StoredDeclsMap*,1> LastSDM; 1473f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 1474f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek /// \brief A counter used to uniquely identify "blocks". 1475f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek unsigned int UniqueBlockByRefTypeID; 1476f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek unsigned int UniqueBlockParmTypeID; 1477f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 14783478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek friend class DeclContext; 1479ac9590effa90406767a544005ed1de52e258306bTed Kremenek friend class DeclarationNameTable; 14803478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek void ReleaseDeclContextMaps(); 14815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1482d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1483d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing a nullary selector. 1484d5925bdff8bda8e062985caea299946636104d99Ted Kremenekstatic inline Selector GetNullarySelector(const char* name, ASTContext& Ctx) { 1485d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1486d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(0, &II); 1487d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1488d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1489d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing an unary selector. 1490d5925bdff8bda8e062985caea299946636104d99Ted Kremenekstatic inline Selector GetUnarySelector(const char* name, ASTContext& Ctx) { 1491d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1492d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(1, &II); 1493d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1494e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 14955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 14965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1497e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 1498e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// The throw specifications are mandated by the standard. 1499e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 1500e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1501e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 1502e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// obtaining memory. It is a non-throwing new, which means that it returns 1503e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// null on error. (If that is what the allocator does. The current does, so if 1504e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// this ever changes, this operator will have to be changed, too.) 1505e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 1506e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 1507f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 1508e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 1509e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 1510f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// IntegerLiteral *Ex2 = new (Context, 4) IntegerLiteral(arguments); 1511e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 1512e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 1513e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 15144398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 1515e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1516e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 1517e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 151842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 151942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 1520e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 1521e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redlinline void *operator new(size_t Bytes, clang::ASTContext &C, 15229f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor size_t Alignment) throw () { 1523c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 1524e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1525e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 1526e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1527e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 1528e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 1529e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 1530e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 1531fb523e16dd1f860ff02a3ae03e5e3e25327a5860Chris Lattnerinline void operator delete(void *Ptr, clang::ASTContext &C, size_t) 1532e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl throw () { 1533c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 1534e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1535e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 153642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 153742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// obtaining memory. It is a non-throwing new[], which means that it returns 153842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// null on error. 153942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 154042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 1541f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 154242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 154342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 1544f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// char *data = new (Context, 4) char[10]; 154542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 154642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 154742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 15484398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 154942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 155042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 155142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 155242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 155342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 155442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 155542542c6a4b3c60f63820e6177a8938443831492cTed Kremenekinline void *operator new[](size_t Bytes, clang::ASTContext& C, 1556f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor size_t Alignment = 8) throw () { 155742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 155842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 155942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 156042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 156142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 156242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 156342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 156442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 156542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 15660235d1510d0677b26f2d0448694e5e3e8a1ee043Benjamin Kramerinline void operator delete[](void *Ptr, clang::ASTContext &C, size_t) 15670235d1510d0677b26f2d0448694e5e3e8a1ee043Benjamin Kramer throw () { 156842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 156942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 157042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 15715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1572