ASTContext.h revision 7536dd5e6c99584481b7dab68b7e7d8df9c54054
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; 1097536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor llvm::FoldingSet<PackExpansionType> PackExpansionTypes; 110c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall llvm::FoldingSet<ObjCObjectTypeImpl> ObjCObjectTypes; 111d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff llvm::FoldingSet<ObjCObjectPointerType> ObjCObjectPointerTypes; 1121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1137532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<QualifiedTemplateName> QualifiedTemplateNames; 1147532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor llvm::FoldingSet<DependentTemplateName> DependentTemplateNames; 1157532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 116ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The set of nested name specifiers. 117ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// 118ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// This set is managed by the NestedNameSpecifier class. 119ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor llvm::FoldingSet<NestedNameSpecifier> NestedNameSpecifiers; 120ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor NestedNameSpecifier *GlobalNestedNameSpecifier; 121ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor friend class NestedNameSpecifier; 122ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor 12388a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// ASTRecordLayouts - A cache mapping from RecordDecls to ASTRecordLayouts. 124a9a4a24592a2164114a8a36717650e6341eb67a4Ted Kremenek /// This is lazily created. This is intentionally not serialized. 12588a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel llvm::DenseMap<const RecordDecl*, const ASTRecordLayout*> ASTRecordLayouts; 126b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar llvm::DenseMap<const ObjCContainerDecl*, const ASTRecordLayout*> ObjCLayouts; 127f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 128f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// KeyFunctions - A cache mapping from CXXRecordDecls to key functions. 129f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson llvm::DenseMap<const CXXRecordDecl*, const CXXMethodDecl*> KeyFunctions; 130f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1318a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Mapping from ObjCContainers to their ObjCImplementations. 1328a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis llvm::DenseMap<ObjCContainerDecl*, ObjCImplDecl*> ObjCImpls; 1338a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1341ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Mapping from __block VarDecls to their copy initialization expr. 135830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian llvm::DenseMap<const VarDecl*, Expr*> BlockVarCopyInits; 1361ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 1373e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// \brief Representation of a "canonical" template template parameter that 1383e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor /// is used in canonical template names. 1393e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor class CanonicalTemplateTemplateParm : public llvm::FoldingSetNode { 1403e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm; 1413e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1423e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor public: 1433e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor CanonicalTemplateTemplateParm(TemplateTemplateParmDecl *Parm) 1443e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor : Parm(Parm) { } 1453e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1463e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *getParam() const { return Parm; } 1473e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1483e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor void Profile(llvm::FoldingSetNodeID &ID) { Profile(ID, Parm); } 1493e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1503e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor static void Profile(llvm::FoldingSetNodeID &ID, 1513e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *Parm); 1523e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor }; 1533e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor llvm::FoldingSet<CanonicalTemplateTemplateParm> CanonTemplateTemplateParms; 1543e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor 1553e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *getCanonicalTemplateTemplateParmDecl( 1563e1274f2b99cb99c03cc8e2c6517c37d330b597aDouglas Gregor TemplateTemplateParmDecl *TTP); 157006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 158006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis /// \brief Whether __[u]int128_t identifier is installed. 159006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis bool IsInt128Installed; 160006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 161b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// BuiltinVaListType - built-in va list type. 162b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// This is initially null and set by Sema::LazilyCreateBuiltin when 163b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson /// a builtin that takes a valist is encountered. 164b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType BuiltinVaListType; 165d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 1666083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCIdType - a pseudo built-in typedef type (set by Sema). 167de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCIdTypedefType; 1681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1696083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCSelType - another pseudo built-in typedef type (set by Sema). 17013dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType ObjCSelTypedefType; 1711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1726083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCProtoType - another pseudo built-in typedef type (set by Sema). 173a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCProtoType; 174390d50a725497e99247dc104a7d2c2a255d3af14Fariborz Jahanian const RecordType *ProtoStructType; 1758baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1766083ea3723ec3996ae3bdf8d1b352b0c3b3922c8Ted Kremenek /// ObjCClassType - another pseudo built-in typedef type (set by Sema). 177de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType ObjCClassTypedefType; 1781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 179a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType ObjCConstantStringType; 1802198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff RecordDecl *CFConstantStringTypeDecl; 1817a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek 1822bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian RecordDecl *NSConstantStringTypeDecl; 1832bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 184bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson RecordDecl *ObjCFastEnumerationStateTypeDecl; 1851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 186c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief The type for the C FILE type. 187c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor TypeDecl *FILEDecl; 1881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1898fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C jmp_buf type. 190782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *jmp_bufDecl; 1911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1928fad9941a635a42ee644e7396ca84cbaaa5c1b6eMike Stump /// \brief The type for the C sigjmp_buf type. 193782fa308a765aeac2acb39c4e697c937ec21185bMike Stump TypeDecl *sigjmp_bufDecl; 1941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 195adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 196adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump RecordDecl *BlockDescriptorType; 197adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 198083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// \brief Type for the Block descriptor for Blocks CodeGen. 199083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump RecordDecl *BlockDescriptorExtendedType; 200083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 201bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo NullTypeSourceInfo; 202bf1a028246d884a540aeafa38e89be59a269b072John McCall 2031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Keeps track of all declaration attributes. 20468584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// 20568584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// Since so few decls have attrs, we keep them in a hash map instead of 20668584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// wasting space in the Decl class. 2076320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor llvm::DenseMap<const Decl*, AttrVec*> DeclAttrs; 2082455636163fdd18581d7fdae816433f886d88213Mike Stump 2097caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Keeps track of the static data member templates from which 2107caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static data members of class template specializations were instantiated. 2117caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2127caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// This data structure stores the mapping from instantiations of static 2137caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// data members to the static data member representations within the 214251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template from which they were instantiated along with the kind 215251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// of instantiation or specialization (a TemplateSpecializationKind - 1). 2167caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2177caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// Given the following example: 2187caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2197caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \code 2207caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2217caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// struct X { 2227caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// static T value; 2237caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// }; 2247caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2257caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// template<typename T> 2267caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// T X<T>::value = T(17); 2277caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2287caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// int *x = &X<int>::value; 2297caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \endcode 2307caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// 2311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// This mapping will contain an entry that maps from the VarDecl for 2327caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// X<int>::value to the corresponding VarDecl for X<T>::value (within the 233251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor /// class template X) and will be marked TSK_ImplicitInstantiation. 234663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor llvm::DenseMap<const VarDecl *, MemberSpecializationInfo *> 235251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor InstantiatedFromStaticDataMember; 2361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 237ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Keeps track of the declaration from which a UsingDecl was 238ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// created during instantiation. The source declaration is always 239ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// a UsingDecl, an UnresolvedUsingValueDecl, or an 240ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// UnresolvedUsingTypenameDecl. 2410d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2420d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// For example: 2430d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \code 2440d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2450d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct A { 2460d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// void f(); 2470d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2480d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2490d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template<typename T> 2500d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// struct B : A<T> { 2510d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// using A<T>::f; 2520d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// }; 2530d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2540d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// template struct B<int>; 2550d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// \endcode 2560d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// 2570d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// This mapping will contain an entry that maps from the UsingDecl in 2580d8df780aef1acda5962347a32591efc629b6748Anders Carlsson /// B<int> to the UnresolvedUsingDecl in B<T>. 259ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingDecl *, NamedDecl *> InstantiatedFromUsingDecl; 260ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 261ed97649e9574b9d854fa4d6109c9333ae0993554John McCall llvm::DenseMap<UsingShadowDecl*, UsingShadowDecl*> 262ed97649e9574b9d854fa4d6109c9333ae0993554John McCall InstantiatedFromUsingShadowDecl; 2631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 264d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson llvm::DenseMap<FieldDecl *, FieldDecl *> InstantiatedFromUnnamedFieldDecl; 2651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2667d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Mapping that stores the methods overridden by a given C++ 2677d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// member function. 2687d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// 2697d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Since most C++ member functions aren't virtual and therefore 2707d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// don't override anything, we store the overridden functions in 2717d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// this map on the side rather than within the CXXMethodDecl structure. 272046861b912ed72bdc364d7905180ee63e5b08870Anders Carlsson typedef UsuallyTinyPtrVector<const CXXMethodDecl> CXXMethodVector; 2737d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor llvm::DenseMap<const CXXMethodDecl *, CXXMethodVector> OverriddenMethods; 2747d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 275ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *TUDecl; 276ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 277e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// SourceMgr - The associated SourceManager object. 278b800dc2d5e27ec60f567567b623cdc61152b8fb8Chris Lattner SourceManager &SourceMgr; 2791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 280e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// LangOpts - The language options used to create the AST associated with 281e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek /// this ASTContext object. 282e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek LangOptions LangOpts; 283e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek 28463fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// \brief The allocator used to create AST objects. 28563fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// 28663fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects are never destructed; rather, all memory associated with the 28763fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor /// AST objects will be released when the ASTContext itself is destroyed. 288c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff llvm::BumpPtrAllocator BumpAlloc; 2891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 290fe6b2d481d91140923f4541f273b253291884214Douglas Gregor /// \brief Allocator for partial diagnostics. 291fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator DiagAllocator; 292071cc7deffad608165b1ddd5263e8bf181861520Charles Davis 293071cc7deffad608165b1ddd5263e8bf181861520Charles Davis /// \brief The current C++ ABI. 294ff75dfde6a351c57f41366d309c0bd11aba69bceArgyrios Kyrtzidis llvm::OwningPtr<CXXABI> ABI; 295071cc7deffad608165b1ddd5263e8bf181861520Charles Davis CXXABI *createCXXABI(const TargetInfo &T); 29636d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 29736d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis friend class ASTDeclReader; 29836d2fd44bfeec417bbd7465218353abb8bf7e95dArgyrios Kyrtzidis 2991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 300444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar const TargetInfo &Target; 30171993dd85eed9cc42c6b2fa61ee5c53026b74817Anders Carlsson IdentifierTable &Idents; 30229238a0bf7cbf5b396efb451a0adb5fe4aa037caSteve Naroff SelectorTable &Selectors; 3031b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &BuiltinInfo; 3042e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationNameTable DeclarationNames; 3052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor llvm::OwningPtr<ExternalASTSource> ExternalSource; 3067b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *Listener; 307d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor clang::PrintingPolicy PrintingPolicy; 3082e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3090f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // Typedefs which may be provided defining the structure of Objective-C 3100f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall // pseudo-builtins 3110f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCIdRedefinitionType; 3120f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall QualType ObjCClassRedefinitionType; 313369a3bd9979cf529eed529aa037de713c213e47dFariborz Jahanian QualType ObjCSelRedefinitionType; 3140f436560640a1cff5b6d96f80f540770f139453fDavid Chisnall 3157a9d49fd2bfac00e905b361ba76d26ab5b6c3b09Ted Kremenek SourceManager& getSourceManager() { return SourceMgr; } 316a9376d470ccb0eac74fe09a6b2a18a890f1d17c4Chris Lattner const SourceManager& getSourceManager() const { return SourceMgr; } 317c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff void *Allocate(unsigned Size, unsigned Align = 8) { 31863fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor return BumpAlloc.Allocate(Size, Align); 319c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff } 32063fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor void Deallocate(void *Ptr) { } 321fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 322fe6b2d481d91140923f4541f273b253291884214Douglas Gregor PartialDiagnostic::StorageAllocator &getDiagAllocator() { 323fe6b2d481d91140923f4541f273b253291884214Douglas Gregor return DiagAllocator; 324fe6b2d481d91140923f4541f273b253291884214Douglas Gregor } 325fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 326e7d07d113677a39026ff5119b8b67f6fe8ca9793Ted Kremenek const LangOptions& getLangOptions() const { return LangOpts; } 3271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 32878a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis Diagnostic &getDiagnostics() const; 32978a916ec5ff5b66adec3c499e1b9af7b87668309Argyrios Kyrtzidis 3301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump FullSourceLoc getFullLoc(SourceLocation Loc) const { 3319c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek return FullSourceLoc(Loc,SourceMgr); 3329c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek } 333ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 33468584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Retrieve the attributes for the given declaration. 3356320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor AttrVec& getDeclAttrs(const Decl *D); 3361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 33768584ed35ad819a1668e3f527ba7f5dd4ae6a333Douglas Gregor /// \brief Erase the attributes corresponding to the given declaration. 3386320064d0c60fa8683f5623881c9394fd4aa7689Douglas Gregor void eraseDeclAttrs(const Decl *D); 3392455636163fdd18581d7fdae816433f886d88213Mike Stump 3407caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief If this variable is an instantiated static data member of a 3411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// class template specialization, returns the templated static data member 3427caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// from which it was instantiated. 343663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor MemberSpecializationInfo *getInstantiatedFromStaticDataMember( 344663b5a0be7261c29bc4c526a71cffcfa02d4153eDouglas Gregor const VarDecl *Var); 3451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3467caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// \brief Note that the static data member \p Inst is an instantiation of 3477caa6825f42a0f7e97d6fc06233133c42b218e46Douglas Gregor /// the static data member template \p Tmpl of a class template. 348251b4ff2578e26959a4c036140ccd61c5e9292f2Douglas Gregor void setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl, 3499421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis TemplateSpecializationKind TSK, 3509421adc43891e272156fab640e5d5ee5054b779cArgyrios Kyrtzidis SourceLocation PointOfInstantiation = SourceLocation()); 3511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 352ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief If the given using decl is an instantiation of a 353ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// (possibly unresolved) using decl from a template instantiation, 354d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson /// return it. 355ed97649e9574b9d854fa4d6109c9333ae0993554John McCall NamedDecl *getInstantiatedFromUsingDecl(UsingDecl *Inst); 356d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson 357ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// \brief Remember that the using decl \p Inst is an instantiation 358ed97649e9574b9d854fa4d6109c9333ae0993554John McCall /// of the using decl \p Pattern of a class template. 359ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingDecl(UsingDecl *Inst, NamedDecl *Pattern); 3601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 361ed97649e9574b9d854fa4d6109c9333ae0993554John McCall void setInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst, 362ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *Pattern); 363ed97649e9574b9d854fa4d6109c9333ae0993554John McCall UsingShadowDecl *getInstantiatedFromUsingShadowDecl(UsingShadowDecl *Inst); 3641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 365d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson FieldDecl *getInstantiatedFromUnnamedFieldDecl(FieldDecl *Field); 3661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 367d8b285fee4471f393da8ee30f552ceacdc362afaAnders Carlsson void setInstantiatedFromUnnamedFieldDecl(FieldDecl *Inst, FieldDecl *Tmpl); 3681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3697d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor // Access to the set of methods overridden by the given C++ method. 3707d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor typedef CXXMethodVector::iterator overridden_cxx_method_iterator; 3717d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3727d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_begin(const CXXMethodDecl *Method) const; 3737d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 3747d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_cxx_method_iterator 3757d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor overridden_methods_end(const CXXMethodDecl *Method) const; 3767d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 377c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis unsigned overridden_methods_size(const CXXMethodDecl *Method) const; 378c91e9f439ae85d5f79a6b65672f1d7d1b55ccda0Argyrios Kyrtzidis 3797d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// \brief Note that the given C++ \p Method overrides the given \p 3807d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor /// Overridden method. 3817d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor void addOverriddenMethod(const CXXMethodDecl *Method, 3827d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor const CXXMethodDecl *Overridden); 3837d10b7eb670b821741b4c96f6cf7afbc3bb39abeDouglas Gregor 384ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis TranslationUnitDecl *getTranslationUnitDecl() const { return TUDecl; } 385ef177820100ab583b08fd3056e2a5a52ee4b1629Argyrios Kyrtzidis 3861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Builtin Types. 388e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidTy; 389e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType BoolTy; 390e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType CharTy; 391e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType WCharTy; // [C++ 3.9.1p5], integer type in C99. 392e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char16Ty; // [C++0x 3.9.1p5], integer type in C99. 393e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType Char32Ty; // [C++0x 3.9.1p5], integer type in C99. 394e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType SignedCharTy, ShortTy, IntTy, LongTy, LongLongTy, Int128Ty; 395e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedCharTy, UnsignedShortTy, UnsignedIntTy, UnsignedLongTy; 396e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType UnsignedLongLongTy, UnsignedInt128Ty; 397e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatTy, DoubleTy, LongDoubleTy; 398e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType FloatComplexTy, DoubleComplexTy, LongDoubleComplexTy; 399e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType VoidPtrTy, NullPtrTy; 4002a984cad5ac3fdceeff2bd99daa7b90979313475John McCall CanQualType OverloadTy, UndeducedAutoTy; 401e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType DependentTy; 40213dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian CanQualType ObjCBuiltinIdTy, ObjCBuiltinClassTy, ObjCBuiltinSelTy; 4038e9bebdea69c590dedfbf27374114cb76fe12fbdDouglas Gregor 404444be7366d0a1e172c0290a1ea54c1cb16b5947cDaniel Dunbar ASTContext(const LangOptions& LOpts, SourceManager &SM, const TargetInfo &t, 4051b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner IdentifierTable &idents, SelectorTable &sels, 4061b63e4f732dbc73d90abf886b4d21f8e3a165f6dChris Lattner Builtin::Context &builtins, 40763fe86bee66fc145942c56b2cc564ea0b9b9ea12Douglas Gregor unsigned size_reserve); 408fee0452973f28691a61aab0fb074468ce3e34b9bTed Kremenek 4095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ~ASTContext(); 4106ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 4112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Attach an external AST source to the AST context. 4122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 4132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// The external AST source provides the ability to load parts of 4142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// the abstract syntax tree as needed from some external storage, 4152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// e.g., a precompiled header. 4162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void setExternalSource(llvm::OwningPtr<ExternalASTSource> &Source); 4172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 4182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Retrieve a pointer to the external AST source associated 4192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// with this AST context, if any. 4202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ExternalASTSource *getExternalSource() const { return ExternalSource.get(); } 4212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 4227b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Attach an AST mutation listener to the AST context. 4237b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// 4247b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// The AST mutation listener provides the ability to track modifications to 4257b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// the abstract syntax tree entities committed after they were initially 4267b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// created. 4277b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis void setASTMutationListener(ASTMutationListener *Listener) { 4287b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis this->Listener = Listener; 4297b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis } 4307b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 4317b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Retrieve a pointer to the AST mutation listener associated 4327b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// with this AST context, if any. 4337b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis ASTMutationListener *getASTMutationListener() const { return Listener; } 4347b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 4355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void PrintStats() const; 43603ed44061df258e74a40383bda849e14b892a8c6Ted Kremenek const std::vector<Type*>& getTypes() const { return Types; } 437d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor 438464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 439464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Constructors 440464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 4411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4420953e767ff7817f97b3ab20896b229891eeff45bJohn McCallprivate: 4430953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getExtQualType - Return a type with extended qualifiers. 4440953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getExtQualType(const Type *Base, Qualifiers Quals); 4450953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 446becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclTypeSlow(const TypeDecl *Decl); 447becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 4480953e767ff7817f97b3ab20896b229891eeff45bJohn McCallpublic: 4491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getAddSpaceQualType - Return the uniqued reference to the type for an 4501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// address space qualified type with the specified type and address space. 4511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The resulting type has a union of the qualifiers from T and the address 4521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// space. If T already has an address space specifier, it is silently 453f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian /// replaced. 454f11284ac87daa613bc7b30db9f54bd716d123222Fariborz Jahanian QualType getAddrSpaceQualType(QualType T, unsigned AddressSpace); 4551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 456d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// getObjCGCQualType - Returns the uniqued reference to the type for an 457d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// objc gc qualified type. The retulting type has a union of the qualifiers 458d33d9c0cc0cfdcd0b10f35a6acdfb25da4a64f19Fariborz Jahanian /// from T and the gc attribute. 4590953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr); 4600953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4610953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getRestrictType - Returns the uniqued reference to the type for a 4620953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'restrict' qualified type. The resulting type has a union of the 4630953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'restrict'. 4640953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getRestrictType(QualType T) { 4650953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qualifiers::Restrict); 4660953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 4670953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4680953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getVolatileType - Returns the uniqued reference to the type for a 4690953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'volatile' qualified type. The resulting type has a union of the 4700953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'volatile'. 471f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor QualType getVolatileType(QualType T) { 472f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor return T.withFastQualifiers(Qualifiers::Volatile); 473f7616b9067790757f4e12e834b216c53c8c04ebeDouglas Gregor } 4740953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 4750953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getConstType - Returns the uniqued reference to the type for a 4760953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 'const' qualified type. The resulting type has a union of the 4770953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// qualifiers from T and 'const'. 4780953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// 4790953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// It can be reasonably expected that this will always be 4800953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// equivalent to calling T.withConst(). 4810953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getConstType(QualType T) { return T.withConst(); } 4821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 483e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall /// adjustFunctionType - Change the ExtInfo on a function type. 484e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall const FunctionType *adjustFunctionType(const FunctionType *Fn, 485e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall FunctionType::ExtInfo EInfo); 486e6a365d772a6b455f1e23ac9ae5f40d65a55a18cJohn McCall 48743c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// getNoReturnType - Add or remove the noreturn attribute to the given type 48843c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// which must be a FunctionType or a pointer to an allowable type or a 48943c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor /// BlockPointer. 49043c79c2b07abc7ba6d9f243b84ee6539de4d2652Douglas Gregor QualType getNoReturnType(QualType T, bool AddNoReturn = true); 4911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getComplexType - Return the uniqued reference to the type for a complex 4935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// number with the specified element type. 4945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getComplexType(QualType T); 495e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getComplexType(CanQualType T) { 496e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getComplexType((QualType) T)); 497e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 4981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getPointerType - Return the uniqued reference to the type for a pointer to 5005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the specified type. 5015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer QualType getPointerType(QualType T); 502e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getPointerType(CanQualType T) { 503e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall return CanQualType::CreateUnsafe(getPointerType((QualType) T)); 504e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall } 5055618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff 5065618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// getBlockPointerType - Return the uniqued reference to the type for a block 5075618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff /// of the specified type. 5085618bd4a52c45fbbb605e3ba885663b2164db8a3Steve Naroff QualType getBlockPointerType(QualType T); 509f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 510adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of the descriptor for pointer to 511adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// blocks. 512adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump QualType getBlockDescriptorType(); 513adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 514adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump // Set the type for a Block descriptor type. 515adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump void setBlockDescriptorType(QualType T); 516adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// Get the BlockDescriptorType type, or NULL if it hasn't yet been built. 517adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump QualType getRawBlockdescriptorType() { 518adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump if (BlockDescriptorType) 519adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return getTagDeclType(BlockDescriptorType); 520adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump return QualType(); 521adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump } 522adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 523083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// This gets the struct used to keep track of the extended descriptor for 524083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// pointer to blocks. 525083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getBlockDescriptorExtendedType(); 526083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 527083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump // Set the type for a Block descriptor extended type. 528083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump void setBlockDescriptorExtendedType(QualType T); 529083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// Get the BlockDescriptorExtendedType type, or NULL if it hasn't yet been 530083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump /// built. 531083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getRawBlockdescriptorExtendedType() { 532083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump if (BlockDescriptorExtendedType) 533083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return getTagDeclType(BlockDescriptorExtendedType); 534083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump return QualType(); 535083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump } 536083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump 537adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// This gets the struct used to keep track of pointer to blocks, complete 538adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump /// with captured variables. 539083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump QualType getBlockParmType(bool BlockHasCopyDispose, 540ea1471e0e967548c596a71469702f8846dbaf3c0John McCall llvm::SmallVectorImpl<const Expr *> &Layout); 541adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 542ea26cb522e88fc86b0d1cae61dcefcfe4cc20231Mike Stump /// This builds the struct used for __block variables. 5434087f27e5416c799bcb6be072f905be752acb61cDaniel Dunbar QualType BuildByRefType(llvm::StringRef DeclName, QualType Ty); 544af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump 545af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump /// Returns true iff we need copy/dispose helpers for the given type. 546af7b44d847d3e44c43346d508b2e55a6254b6e9dMike Stump bool BlockRequiresCopying(QualType Ty); 547adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump 5487c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getLValueReferenceType - Return the uniqued reference to the type for an 5497c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// lvalue reference to the specified type. 55054e14c4db764c0636160d26c5bbf491637c83a76John McCall QualType getLValueReferenceType(QualType T, bool SpelledAsLValue = true); 5517c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl 5527c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// getRValueReferenceType - Return the uniqued reference to the type for an 5537c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl /// rvalue reference to the specified type. 5547c80bd64032e610c0dbd74fc0ef6ea334447f2fdSebastian Redl QualType getRValueReferenceType(QualType T); 555f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 556f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// getMemberPointerType - Return the uniqued reference to the type for a 557f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// member pointer to the specified type in the specified class. The class 558f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl /// is a Type because it could be a dependent name. 559f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl QualType getMemberPointerType(QualType T, const Type *Cls); 560f30208ad5b334e93582e846a2a0c92f38a607b8aSebastian Redl 561bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getVariableArrayType - Returns a non-unique reference to the type for a 562bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// variable array of the specified element type. 563c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getVariableArrayType(QualType EltTy, Expr *NumElts, 564c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 5657e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 5667e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 5671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 568898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// getDependentSizedArrayType - Returns a non-unique reference to 569898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// the type for a dependently-sized array of the specified element 570898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 571898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor /// comparable, at some point. 572898574e7496ba8fd76290079d3a9d06954992734Douglas Gregor QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, 573fea8685bf3036b199c573e70b03affde2583fc44Nate Begeman ArrayType::ArraySizeModifier ASM, 5747e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor unsigned EltTypeQuals, 5757e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor SourceRange Brackets); 576fb22d96692c5240fb8d611290dbf7eeed3759c73Steve Naroff 577c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// getIncompleteArrayType - Returns a unique reference to the type for a 578c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman /// incomplete array of the specified element type. 579c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman QualType getIncompleteArrayType(QualType EltTy, 580c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman ArrayType::ArraySizeModifier ASM, 581c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman unsigned EltTypeQuals); 582c5773c4b8ce1ed6ed5c7112c9020c954a47dce96Eli Friedman 583bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// getConstantArrayType - Return the unique reference to the type for a 584bdbf7b030a3e0ddb95240076683830e6f78c79a5Steve Naroff /// constant array of the specified element type. 585c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, 586c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff ArrayType::ArraySizeModifier ASM, 587c9406125e2cac9208098655ac8058c095c2c3a65Steve Naroff unsigned EltTypeQuals); 588745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 589745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// getUnknownSizeVariableArrayType - Return a variable array type with 590745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// all variable indices replaced with unknow [*] size. 591745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian QualType getUnknownSizeVariableArrayType(QualType Ty); 592745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian 593745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// getVariableArrayDecayedType - Returns a vla type where known sizes 594745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian /// are replaced with [*] 595745da3a5bb4ea35f93f50301e7fbbb7d78d3b6bbFariborz Jahanian QualType getVariableArrayDecayedType(QualType Ty); 5967e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor 59773322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// getVectorType - Return the unique reference to a vector type of 59873322924127c873c13101b705dd823f5539ffa5fSteve Naroff /// the specified element type and size. VectorType must be a built-in type. 59982287d19ded35248c4ce6a425ce74116a13ce44eJohn Thompson QualType getVectorType(QualType VectorType, unsigned NumElts, 600e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson VectorType::VectorKind VecKind); 60173322924127c873c13101b705dd823f5539ffa5fSteve Naroff 602213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// getExtVectorType - Return the unique reference to an extended vector type 603213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// of the specified element type and size. VectorType must be a built-in 604213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman /// type. 605213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman QualType getExtVectorType(QualType VectorType, unsigned NumElts); 6065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6079cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// getDependentSizedExtVectorType - Returns a non-unique reference to 6089cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// the type for a dependently-sized vector of the specified element 6099cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// type. FIXME: We will need these to be uniqued, or at least 6109cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor /// comparable, at some point. 6111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getDependentSizedExtVectorType(QualType VectorType, 6129cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor Expr *SizeExpr, 6139cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor SourceLocation AttrLoc); 6149cdda0cf8528e3d595be9bfa002f0450074beb4dDouglas Gregor 61572564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor /// getFunctionNoProtoType - Return a K&R style C function type like 'int()'. 6165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 617264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola QualType getFunctionNoProtoType(QualType ResultTy, 618264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola const FunctionType::ExtInfo &Info); 619264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola 6206a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola QualType getFunctionNoProtoType(QualType ResultTy) { 621264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola return getFunctionNoProtoType(ResultTy, FunctionType::ExtInfo()); 6226a6aa53ec6c89ae0881309b0a0dd84b6868b576bRafael Espindola } 623465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl 624e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall /// getFunctionType - Return a normal function type with a typed 625e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall /// argument list. 626e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall QualType getFunctionType(QualType ResultTy, 627e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall const QualType *Args, unsigned NumArgs, 628e23cf437fe76b1ed02d63c3f61b456fd48a915f5John McCall const FunctionProtoType::ExtProtoInfo &EPI); 6292ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 6302ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// getTypeDeclType - Return the unique reference to the type for 6312ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor /// the specified type declaration. 632becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall QualType getTypeDeclType(const TypeDecl *Decl, 633becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall const TypeDecl *PrevDecl = 0) { 634becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(Decl && "Passed null for Decl param"); 635becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (Decl->TypeForDecl) return QualType(Decl->TypeForDecl, 0); 636becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 637becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall if (PrevDecl) { 638becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall assert(PrevDecl->TypeForDecl && "previous decl has no TypeForDecl"); 639becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall Decl->TypeForDecl = PrevDecl->TypeForDecl; 640becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return QualType(PrevDecl->TypeForDecl, 0); 641becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 642becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall 643becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall return getTypeDeclTypeSlow(Decl); 644becb8d5a6ab5103393eac5344ae69bcb860601ddJohn McCall } 6452ce52f3fb95bf544db6bd3d91a72bce7d9cceb6cDouglas Gregor 6465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTypedefType - Return the unique reference to the type for the 6475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified typename decl. 6489763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis QualType getTypedefType(const TypedefDecl *Decl, QualType Canon = QualType()); 649fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 650400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis QualType getRecordType(const RecordDecl *Decl); 651400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 652400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis QualType getEnumType(const EnumDecl *Decl); 653400f5125e2432d648f2c8a31b36a7f318a880c47Argyrios Kyrtzidis 6543cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall QualType getInjectedClassNameType(CXXRecordDecl *Decl, QualType TST); 6553cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 65649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType getSubstTemplateTypeParmType(const TemplateTypeParmType *Replaced, 65749a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall QualType Replacement); 65849a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 6591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getTemplateTypeParmType(unsigned Depth, unsigned Index, 66076e4ce42a30cee4dc40ce7c6014874fbc4f9baa7Anders Carlsson bool ParameterPack, 661efed5c832de630715dd42211dd3b2aab5dd97a1bDouglas Gregor IdentifierInfo *Name = 0); 662fab9d67cebb87be968e7ae31a3b549a5279b5d51Douglas Gregor 6637532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor QualType getTemplateSpecializationType(TemplateName T, 6647532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const TemplateArgument *Args, 6657532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor unsigned NumArgs, 66671d74bc0d6e522ce7c21a599db8e19d3883b518fJohn McCall QualType Canon = QualType()); 667833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 6689763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis QualType getCanonicalTemplateSpecializationType(TemplateName T, 6699763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis const TemplateArgument *Args, 6709763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis unsigned NumArgs); 6719763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis 672833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall QualType getTemplateSpecializationType(TemplateName T, 673d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo &Args, 67471d74bc0d6e522ce7c21a599db8e19d3883b518fJohn McCall QualType Canon = QualType()); 67555f6b14230c94272efbbcdd89a92224c8db9f225Douglas Gregor 6763cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall TypeSourceInfo * 6773cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall getTemplateSpecializationTypeInfo(TemplateName T, SourceLocation TLoc, 6783cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const TemplateArgumentListInfo &Args, 6793cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall QualType Canon = QualType()); 6803cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 681075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara QualType getParenType(QualType NamedType); 682075f8f1b6bed4d1b224c74f87508534cc6392ce6Abramo Bagnara 683465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType getElaboratedType(ElaboratedTypeKeyword Keyword, 684465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara NestedNameSpecifier *NNS, 685465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara QualType NamedType); 6864a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType getDependentNameType(ElaboratedTypeKeyword Keyword, 6874a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NestedNameSpecifier *NNS, 6884a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor const IdentifierInfo *Name, 6894a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QualType Canon = QualType()); 69033500955d731c73717af52088b7fc0e7a85681e7John McCall 69133500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 69233500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 69333500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 69433500955d731c73717af52088b7fc0e7a85681e7John McCall const TemplateArgumentListInfo &Args); 69533500955d731c73717af52088b7fc0e7a85681e7John McCall QualType getDependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, 69633500955d731c73717af52088b7fc0e7a85681e7John McCall NestedNameSpecifier *NNS, 69733500955d731c73717af52088b7fc0e7a85681e7John McCall const IdentifierInfo *Name, 69833500955d731c73717af52088b7fc0e7a85681e7John McCall unsigned NumArgs, 69933500955d731c73717af52088b7fc0e7a85681e7John McCall const TemplateArgument *Args); 700e4e5b054b4917f0ee493bb2fda5b1ec749bfb9a1Douglas Gregor 7017536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor QualType getPackExpansionType(QualType Pattern); 7027536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 703deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor QualType getObjCInterfaceType(const ObjCInterfaceDecl *Decl); 704c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff 705c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectType(QualType Base, 706c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall ObjCProtocolDecl * const *Protocols, 707c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall unsigned NumProtocols); 708c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 709c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// getObjCObjectPointerType - Return a ObjCObjectPointerType type 710c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall /// for the given ObjCObjectType. 711c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall QualType getObjCObjectPointerType(QualType OIT); 7121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 713d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff /// getTypeOfType - GCC extension. 71472564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor QualType getTypeOfExprType(Expr *e); 715d1861fd633d5096a00777c918eb8575ea7162fe7Steve Naroff QualType getTypeOfType(QualType t); 7161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 717395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson /// getDecltypeType - C++0x decltype. 718395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson QualType getDecltypeType(Expr *e); 7191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getTagDeclType - Return the unique reference to the type for the 7215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// specified TagDecl (struct/union/class/enum) decl. 722e607ed068334bacb8d7b093996b4671c6ca79e25Mike Stump QualType getTagDeclType(const TagDecl *Decl); 7231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getSizeType - Return the unique type for "size_t" (C99 7.17), defined 7255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// in <stddef.h>. The sizeof operator requires this (C99 6.5.3.4p4). 726a3ccda58913cc1a4b8564e349448b12acc462da7Anders Carlsson CanQualType getSizeType() const; 727fd888a581d6d329f5b447c8ff4d37cf396315993Eli Friedman 7283a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// getWCharType - In C++, this returns the unique wchar_t type. In C99, this 7293a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// returns a type compatible with the type defined in <stddef.h> as defined 7303a2503227c3db04a3619735127483263c1075ef7Chris Lattner /// by the target. 7313a2503227c3db04a3619735127483263c1075ef7Chris Lattner QualType getWCharType() const { return WCharTy; } 73264c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 73364c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getSignedWCharType - Return the type of "signed wchar_t". 73464c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 73564c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getSignedWCharType() const; 73664c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis 73764c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// getUnsignedWCharType - Return the type of "unsigned wchar_t". 73864c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis /// Used when in C++, as a GCC extension. 73964c438a4be2a871fa43c78264663ba1e9788b94dArgyrios Kyrtzidis QualType getUnsignedWCharType() const; 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7418b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// getPointerDiffType - Return the unique type for "ptrdiff_t" (ref?) 7428b9023ba35a86838789e2c9034a6128728c547aaChris Lattner /// defined in <stddef.h>. Pointer - pointer requires this (C99 6.5.6p9). 7438b9023ba35a86838789e2c9034a6128728c547aaChris Lattner QualType getPointerDiffType() const; 7441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 745beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // getCFConstantStringType - Return the C structure type used to represent 746beaf299a2701c5559a4e5d76b0c40f805afb8e6aSteve Naroff // constant CFStrings. 7471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getCFConstantStringType(); 7481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7492bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // getNSConstantStringType - Return the C structure type used to represent 7502bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian // constant NSStrings. 7512bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian QualType getNSConstantStringType(); 7522bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// Get the structure type used to representation NSStrings, or NULL 7532bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian /// if it hasn't yet been built. 7542bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian QualType getRawNSConstantStringType() { 7552bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian if (NSConstantStringTypeDecl) 7562bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return getTagDeclType(NSConstantStringTypeDecl); 7572bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian return QualType(); 7582bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian } 7592bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian void setNSConstantStringType(QualType T); 7602bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 7612bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian 762319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the structure type used to representation CFStrings, or NULL 763319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// if it hasn't yet been built. 764319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawCFConstantStringType() { 765319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (CFConstantStringTypeDecl) 766319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(CFConstantStringTypeDecl); 767319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 768319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 769319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setCFConstantStringType(QualType T); 770319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 771983df5b2280980e59b0b062bcc2882230465a61eSteve Naroff // This setter/getter represents the ObjC type for an NSConstantString. 772a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCConstantStringInterface(ObjCInterfaceDecl *Decl); 7731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getObjCConstantStringInterface() const { 7741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ObjCConstantStringType; 7752198891824c38d45b2279de5d5e3ef9394eb457cSteve Naroff } 776b62f6813406a03bf8a371c4e46c9fad51d102121Fariborz Jahanian 777bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson //// This gets the struct used to keep track of fast enumerations. 778bd4c1ada2e8668f43a865dc2c662085cf61940c4Anders Carlsson QualType getObjCFastEnumerationStateType(); 7791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 780319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// Get the ObjCFastEnumerationState type, or NULL if it hasn't yet 781319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor /// been built. 782319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor QualType getRawObjCFastEnumerationStateType() { 783319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor if (ObjCFastEnumerationStateTypeDecl) 784319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return getTagDeclType(ObjCFastEnumerationStateTypeDecl); 785319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor return QualType(); 786319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor } 787319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 788319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCFastEnumerationStateType(QualType T); 789319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor 790c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Set the type for the C FILE type. 791c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor void setFILEDecl(TypeDecl *FILEDecl) { this->FILEDecl = FILEDecl; } 7921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 793c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor /// \brief Retrieve the C FILE type. 7941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFILEType() { 7951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (FILEDecl) 796c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return getTypeDeclType(FILEDecl); 797c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor return QualType(); 798c29f77b769bcc5b6dc85e72c8e3cc2e348e5cf25Douglas Gregor } 799782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 800782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C jmp_buf type. 801fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setjmp_bufDecl(TypeDecl *jmp_bufDecl) { 802fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->jmp_bufDecl = jmp_bufDecl; 803fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 8041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 805782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C jmp_buf type. 8061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getjmp_bufType() { 8071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (jmp_bufDecl) 808782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(jmp_bufDecl); 809782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 810782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 811782fa308a765aeac2acb39c4e697c937ec21185bMike Stump 812782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Set the type for the C sigjmp_buf type. 813fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump void setsigjmp_bufDecl(TypeDecl *sigjmp_bufDecl) { 814fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump this->sigjmp_bufDecl = sigjmp_bufDecl; 815fd612dbb23cd31c03c898ae53ff18d0dfd8488f9Mike Stump } 8161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 817782fa308a765aeac2acb39c4e697c937ec21185bMike Stump /// \brief Retrieve the C sigjmp_buf type. 8181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getsigjmp_bufType() { 8191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (sigjmp_bufDecl) 820782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return getTypeDeclType(sigjmp_bufDecl); 821782fa308a765aeac2acb39c4e697c937ec21185bMike Stump return QualType(); 822782fa308a765aeac2acb39c4e697c937ec21185bMike Stump } 8231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 824d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// getObjCEncodingForType - Emit the ObjC type encoding for the 825d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// given type into \arg S. If \arg NameFields is specified then 826d96b35bc6becf8db00d140c11e3d0e53f27567a1Daniel Dunbar /// record field names are also encoded. 8271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForType(QualType t, std::string &S, 828153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field=0); 829a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian 830a1c033e9514865f3a7b0d8b3b20e6de926cfec6cFariborz Jahanian void getLegacyIntegralTypeEncoding(QualType &t) const; 8311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 832ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian // Put the string version of type qualifiers into S. 8331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeQualifier(Decl::ObjCDeclQualifier QT, 834ecb01e666665efabd2aa76a76f6080e2a78965faFariborz Jahanian std::string &S) const; 8351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 836a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingForMethodDecl - Return the encoded type for this method 83733e1d64ab5cd5d27f8530ccd056191fe2c9f3f2eFariborz Jahanian /// declaration. 838c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar void getObjCEncodingForMethodDecl(const ObjCMethodDecl *Decl, std::string &S); 8391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8405e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// getObjCEncodingForBlockDecl - Return the encoded type for this block 8415e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall /// declaration. 8425e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall void getObjCEncodingForBlock(const BlockExpr *Expr, std::string& S); 8435e530af5d51572a0ed5dbe50da54bd333840c63dDavid Chisnall 844c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// getObjCEncodingForPropertyDecl - Return the encoded type for 845c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// this method declaration. If non-NULL, Container must be either 846c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// an ObjCCategoryImplDecl or ObjCImplementationDecl; it should 847c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar /// only be NULL when getting encodings for protocol properties. 8481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForPropertyDecl(const ObjCPropertyDecl *PD, 849c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar const Decl *Container, 850c56f34a1c1779de15330bdb3eec39b3418802d47Daniel Dunbar std::string &S); 8511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8520fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool ProtocolCompatibleWithProtocol(ObjCProtocolDecl *lProto, 8530fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian ObjCProtocolDecl *rProto); 8541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 855a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek /// getObjCEncodingTypeSize returns size of type for objective-c encoding 856aa8741a1db98eef05f09b1200dba94aa5dc3bc3dKen Dyck /// purpose in characters. 857aa8741a1db98eef05f09b1200dba94aa5dc3bc3dKen Dyck CharUnits getObjCEncodingTypeSize(QualType t); 858d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff 859006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis /// \brief Whether __[u]int128_t identifier is installed. 860006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis bool isInt128Installed() const { return IsInt128Installed; } 861006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis void setInt128Installed() { IsInt128Installed = true; } 862006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis 863d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter represents the ObjC 'id' type. It is setup lazily, by 864d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. id is always a (typedef for a) pointer type, a pointer to a struct. 865de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCIdType() const { return ObjCIdTypedefType; } 866319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCIdType(QualType T); 8671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 868319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCSelType(QualType T); 86913dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian QualType getObjCSelType() const { return ObjCSelTypedefType; } 8701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 871a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek void setObjCProtoType(QualType QT); 872a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek QualType getObjCProtoType() const { return ObjCProtoType; } 8731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 874d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// This setter/getter repreents the ObjC 'Class' type. It is setup lazily, by 875d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// Sema. 'Class' is always a (typedef for a) pointer type, a pointer to a 876d85376aa66bc16488539f6bb11f97d0170b1fe6bChris Lattner /// struct. 877de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff QualType getObjCClassType() const { return ObjCClassTypedefType; } 878319ac896a0fef7365d5589b8021db7e41207fe42Douglas Gregor void setObjCClassType(QualType T); 8791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 880b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson void setBuiltinVaListType(QualType T); 881b2cf3573d7351094f6247fcca94703ce88eb9ee0Anders Carlsson QualType getBuiltinVaListType() const { return BuiltinVaListType; } 882f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 8830953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getCVRQualifiedType - Returns a type with additional const, 8840953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// volatile, or restrict qualifiers. 8850953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getCVRQualifiedType(QualType T, unsigned CVR) { 8860953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getQualifiedType(T, Qualifiers::fromCVRMask(CVR)); 8870953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 8880953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 8890953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 8900953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(QualType T, Qualifiers Qs) { 8910953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 8920953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return T.withFastQualifiers(Qs.getFastQualifiers()); 8930953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualifierCollector Qc(Qs); 8940953e767ff7817f97b3ab20896b229891eeff45bJohn McCall const Type *Ptr = Qc.strip(T); 8950953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(Ptr, Qc); 8960953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 8970953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 8980953e767ff7817f97b3ab20896b229891eeff45bJohn McCall /// getQualifiedType - Returns a type with additional qualifiers. 8990953e767ff7817f97b3ab20896b229891eeff45bJohn McCall QualType getQualifiedType(const Type *T, Qualifiers Qs) { 9000953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (!Qs.hasNonFastQualifiers()) 9010953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return QualType(T, Qs.getFastQualifiers()); 9020953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return getExtQualType(T, Qs); 9030953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 9040953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 9052577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo getNameForTemplate(TemplateName Name, 9062577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation NameLoc); 90780ad16f4b2b350ddbaae21a52975e63df5aafc2cJohn McCall 908eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall TemplateName getOverloadedTemplateName(UnresolvedSetIterator Begin, 909eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall UnresolvedSetIterator End); 9100bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall 9111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getQualifiedTemplateName(NestedNameSpecifier *NNS, 9127532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor bool TemplateKeyword, 9137532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor TemplateDecl *Template); 9141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 9167532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor const IdentifierInfo *Name); 917ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor TemplateName getDependentTemplateName(NestedNameSpecifier *NNS, 918ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor OverloadedOperatorKind Operator); 9197532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 92086df27bbdbb98c39ec2184695c0561209f91beddChris Lattner enum GetBuiltinTypeError { 921782fa308a765aeac2acb39c4e697c937ec21185bMike Stump GE_None, //< No error 922f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_stdio, //< Missing a type from <stdio.h> 923f711c41dd9412a8182793259d355c4f6979ed5edMike Stump GE_Missing_setjmp //< Missing a type from <setjmp.h> 92486df27bbdbb98c39ec2184695c0561209f91beddChris Lattner }; 9251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 92614e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// GetBuiltinType - Return the type for the specified builtin. If 92714e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// IntegerConstantArgs is non-null, it is filled in with a bitmask of 92814e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// arguments to the builtin that are required to be integer constant 92914e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner /// expressions. 93014e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner QualType GetBuiltinType(unsigned ID, GetBuiltinTypeError &Error, 93114e0e7436cf6650a72052baea1f8ebe644cef489Chris Lattner unsigned *IntegerConstantArgs = 0); 9321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 933d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorprivate: 934e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall CanQualType getFromTargetType(unsigned Type) const; 935b4e66d5259f90e9aae4d40fc5de801e046c7df94Douglas Gregor 936464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 937b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek // Type Predicates. 938b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 9391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 940d934112e6170b0fd940d8e40db6936cea2cdcf62Douglas Gregorpublic: 9414fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// getObjCGCAttr - Returns one of GCNone, Weak or Strong objc's 9424fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// garbage collection attribute. 9434fd83ea566f4a0c083001c84b75da6cc8c99c1d6Fariborz Jahanian /// 9440953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Qualifiers::GC getObjCGCAttrKind(const QualType &Ty) const; 9451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 946f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// areCompatibleVectorTypes - Return true if the given vector types 947f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// are of the same unqualified type or if they are equivalent to the same 948f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// GCC vector type, ignoring whether they are target-specific (AltiVec or 949f69eb7cf8e616b5aad7911ec6f79b24b0a009227Bob Wilson /// Neon) types. 950255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor bool areCompatibleVectorTypes(QualType FirstVec, QualType SecondVec); 951255210ef415b9893f0e3794e8d9a704194c12f3cDouglas Gregor 952fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// isObjCNSObjectType - Return true if this is an NSObject object with 953fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian /// its NSObject attribute set. 954fa23c1d9adc99c662c1c0e192817185809d95614Fariborz Jahanian bool isObjCNSObjectType(QualType Ty) const; 9551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 956b6ccaac65ca72f72954eb3893bbd940bedd23f00Ted Kremenek //===--------------------------------------------------------------------===// 957464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Sizing and Analysis 958464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 9591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 960b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// getFloatTypeSemantics - Return the APFloat 'semantics' for the specified 961b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner /// scalar floating point type. 962b7cfe88e88cb4f46308de89cf3f0c81bfe624128Chris Lattner const llvm::fltSemantics &getFloatTypeSemantics(QualType T) const; 9631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 964464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeInfo - Get the size and alignment of the specified complete type in 965464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// bits. 9661d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(const Type *T); 9671d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar std::pair<uint64_t, unsigned> getTypeInfo(QualType T) { 9681d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T.getTypePtr()); 9691d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 971464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// getTypeSize - Return the size of the specified type, in bits. This method 972464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// does not work on incomplete types. 97398be4943e8dc4f3905629a7102668960873cf863Chris Lattner uint64_t getTypeSize(QualType T) { 97498be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).first; 975464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 9761d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar uint64_t getTypeSize(const Type *T) { 9771d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).first; 9781d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 980cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getCharWidth - Return the size of the character type, in bits 981cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck uint64_t getCharWidth() { 982f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck return getTypeSize(CharTy); 983f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck } 984f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 985cc906ef220c9be2644ad942457766d46a0b3651eKen Dyck /// getTypeSizeInChars - Return the size of the specified type, in characters. 986f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck /// This method does not work on incomplete types. 987bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck CharUnits getTypeSizeInChars(QualType T); 988bdc601b196c48d4cd56a5ceb45d41ae4e87371abKen Dyck CharUnits getTypeSizeInChars(const Type *T); 989f5f514477d8a4e04e511d345b9fb896153f70e9dKen Dyck 99034ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getTypeAlign - Return the ABI-specified alignment of a type, in bits. 99134ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// This method does not work on incomplete types. 99298be4943e8dc4f3905629a7102668960873cf863Chris Lattner unsigned getTypeAlign(QualType T) { 99398be4943e8dc4f3905629a7102668960873cf863Chris Lattner return getTypeInfo(T).second; 994464175bba1318bef7905122e9fda20cff926df78Chris Lattner } 9951d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar unsigned getTypeAlign(const Type *T) { 9961d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return getTypeInfo(T).second; 9971d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 9981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 99916e20cce43385001f33f8e3f90ee345609c805d1Ken Dyck /// getTypeAlignInChars - Return the ABI-specified alignment of a type, in 100086fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck /// characters. This method does not work on incomplete types. 100186fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck CharUnits getTypeAlignInChars(QualType T); 100286fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck CharUnits getTypeAlignInChars(const Type *T); 100386fa4311c8a330957ff5b765fbb0a7750ecd38c9Ken Dyck 1004ea1471e0e967548c596a71469702f8846dbaf3c0John McCall std::pair<CharUnits, CharUnits> getTypeInfoInChars(const Type *T); 1005ea1471e0e967548c596a71469702f8846dbaf3c0John McCall std::pair<CharUnits, CharUnits> getTypeInfoInChars(QualType T); 1006ea1471e0e967548c596a71469702f8846dbaf3c0John McCall 100734ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// getPreferredTypeAlign - Return the "preferred" alignment of the specified 100834ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// type for the current target in bits. This can be different than the ABI 100934ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// alignment in cases where it is beneficial for performance to overalign 101034ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner /// a data type. 101134ebde404dc17d89487b07e6daaf1b47d5dfee39Chris Lattner unsigned getPreferredTypeAlign(const Type *T); 10121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10138b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// getDeclAlign - Return a conservative estimate of the alignment of 10148b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// the specified decl. Note that bitfields do not have a valid alignment, so 10158b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// this method will assert on them. 10168b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// If @p RefAsPointee, references are treated like their underlying type 10178b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck /// (for alignof), else they're treated like pointers (for CodeGen). 10188b752f10c394b140f9ef89e049cbad1a7676fc25Ken Dyck CharUnits getDeclAlign(const Decl *D, bool RefAsPointee = false); 10191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 102088a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// getASTRecordLayout - Get or compute information about the layout of the 1021464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// specified record (struct/union/class), which indicates its size and field 1022464175bba1318bef7905122e9fda20cff926df78Chris Lattner /// position information. 102398be4943e8dc4f3905629a7102668960873cf863Chris Lattner const ASTRecordLayout &getASTRecordLayout(const RecordDecl *D); 10241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1025b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCInterfaceLayout - Get or compute information about the 1026b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// layout of the specified Objective-C interface. 102744a3dded8080c5c9cfdad208ade8f8f7850d9a4fDevang Patel const ASTRecordLayout &getASTObjCInterfaceLayout(const ObjCInterfaceDecl *D); 1028b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1029bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar void DumpRecordLayout(const RecordDecl *RD, llvm::raw_ostream &OS); 1030bf9e48cbaaa23d990dbedf9489513500bd0b9751Daniel Dunbar 1031b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// getASTObjCImplementationLayout - Get or compute information about 1032b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// the layout of the specified Objective-C implementation. This may 1033b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar /// differ from the interface if synthesized ivars are present. 1034b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout & 1035b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar getASTObjCImplementationLayout(const ObjCImplementationDecl *D); 1036b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar 1037fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// getKeyFunction - Get the key function for the given record decl, or NULL 1038fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// if there isn't one. The key function is, according to the Itanium C++ ABI 1039fe8ec01bba74f6841576a2ee93d2c62cdfa4eff2Jeffrey Yasskin /// section 5.2.3: 1040f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// 1041f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// ...the first non-pure virtual function that is not inline at the point 1042f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson /// of class definition. 1043f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson const CXXMethodDecl *getKeyFunction(const CXXRecordDecl *RD); 1044f53df2398e07d13be9962b95aebc19b31706fa33Anders Carlsson 1045dae0cb52e4e3d46bbfc9a4510909522197a92e54Anders Carlsson bool isNearlyEmpty(const CXXRecordDecl *RD); 1046dae0cb52e4e3d46bbfc9a4510909522197a92e54Anders Carlsson 10478e6ac1d80055fa37b9b84029c7e751624ba7f84cFariborz Jahanian void ShallowCollectObjCIvars(const ObjCInterfaceDecl *OI, 104811062e11236b7bc689dad150e8b490fd6b063ec3Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 10492c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 10502c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian void DeepCollectObjCIvars(const ObjCInterfaceDecl *OI, bool leafClass, 10512c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); 10522c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 10533bfacdf6f0706987c1b33c625cd68fb880881c22Fariborz Jahanian unsigned CountNonClassIvars(const ObjCInterfaceDecl *OI); 1054e23fa2d0e84d1b878e012442a726c664216a9adfFariborz Jahanian void CollectInheritedProtocols(const Decl *CDecl, 1055432a8893f7e30d141d7f279bd00b741a3cdac81fFariborz Jahanian llvm::SmallPtrSet<ObjCProtocolDecl*, 8> &Protocols); 1056525c9b7baeeff022127cd1b167579f3bda73b3edDaniel Dunbar 1057464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 1058464175bba1318bef7905122e9fda20cff926df78Chris Lattner // Type Operators 1059464175bba1318bef7905122e9fda20cff926df78Chris Lattner //===--------------------------------------------------------------------===// 10601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 106177c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// getCanonicalType - Return the canonical (structural) type corresponding to 106277c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// the specified potentially non-canonical type. The non-canonical version 106377c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// of a type may have many "decorated" versions of types. Decorators can 106477c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// include typedefs, 'typeof' operators, etc. The returned type is guaranteed 106577c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// to be free of any of these, allowing two canonical types to be compared 106677c9647cae939104c6cb2b6a4dd8ca859d2e5770Chris Lattner /// for exact equality with a simple pointer comparison. 106750d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor CanQualType getCanonicalType(QualType T); 10681d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar const Type *getCanonicalType(const Type *T) { 10691d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar return T->getCanonicalTypeInternal().getTypePtr(); 10701d75118af76cae2bfc06389cde410e14bd0a19fcDaniel Dunbar } 10712a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor 107254e14c4db764c0636160d26c5bbf491637c83a76John McCall /// getCanonicalParamType - Return the canonical parameter type 107354e14c4db764c0636160d26c5bbf491637c83a76John McCall /// corresponding to the specific potentially non-canonical one. 107454e14c4db764c0636160d26c5bbf491637c83a76John McCall /// Qualifiers are stripped off, functions are turned into function 107554e14c4db764c0636160d26c5bbf491637c83a76John McCall /// pointers, and arrays decay one level into pointers. 107654e14c4db764c0636160d26c5bbf491637c83a76John McCall CanQualType getCanonicalParamType(QualType T); 107754e14c4db764c0636160d26c5bbf491637c83a76John McCall 10788e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent. 10798e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameType(QualType T1, QualType T2) { 10808e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor return getCanonicalType(T1) == getCanonicalType(T2); 10818e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 10821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10835535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \brief Returns this type as a completely-unqualified array type, 10845535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// capturing the qualifiers in Quals. This will remove the minimal amount of 10855535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// sugaring from the types, similar to the behavior of 10865535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// QualType::getUnqualifiedType(). 108728e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 10885535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// \param T is the qualified type, which may be an ArrayType 108928e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 109028e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \param Quals will receive the full set of qualifiers that were 10915535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// applied to the array. 109228e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// 109328e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth /// \returns if this is an array type, the completely unqualified array type 10945535c38a2fcface6c13bc8bbeca66882de2fa227Chandler Carruth /// that corresponds to it. Otherwise, returns T.getUnqualifiedType(). 109528e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType getUnqualifiedArrayType(QualType T, Qualifiers &Quals); 109628e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 10978e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// \brief Determine whether the given types are equivalent after 10988e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor /// cvr-qualifiers have been removed. 10998e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor bool hasSameUnqualifiedType(QualType T1, QualType T2) { 1100a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor CanQualType CT1 = getCanonicalType(T1); 1101a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor CanQualType CT2 = getCanonicalType(T2); 110228e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth 110328e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth Qualifiers Quals; 110428e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType UnqualT1 = getUnqualifiedArrayType(CT1, Quals); 110528e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth QualType UnqualT2 = getUnqualifiedArrayType(CT2, Quals); 110628e318cc6008c2bc008f0caee70dc736a03d6289Chandler Carruth return UnqualT1 == UnqualT2; 11078e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor } 11088e6563ba097732dc1fffcfc85f8dbbceac899a80Douglas Gregor 11095a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor bool UnwrapSimilarPointerTypes(QualType &T1, QualType &T2); 11105a57efd7bf88a4a13018e0471ded8063a4abe8afDouglas Gregor 1111d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \brief Retrieves the "canonical" nested name specifier for a 1112d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// given nested name specifier. 1113d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1114d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// The canonical nested name specifier is a nested name specifier 1115d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// that uniquely identifies a type or namespace within the type 1116d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// system. For example, given: 1117d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1118d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \code 1119d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// namespace N { 1120d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// struct S { 1121d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct X { typename T* type; }; 1122d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1123d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// } 1124d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1125d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// template<typename T> struct Y { 1126d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// typename N::S::X<T>::type member; 1127d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// }; 1128d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// \endcode 1129d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// 1130d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// Here, the nested-name-specifier for N::S::X<T>:: will be 1131d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// S::X<template-param-0-0>, since 'S' and 'X' are uniquely defined 1132d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// by declarations in the type system and the canonical type for 1133d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor /// the template type parameter 'T' is template-param-0-0. 1134d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor NestedNameSpecifier * 1135d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor getCanonicalNestedNameSpecifier(NestedNameSpecifier *NNS); 1136d57959af02b4af695276f4204443afe6e5d86bd8Douglas Gregor 1137ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// \brief Retrieves the default calling convention to use for 1138ee743f903858e337434ac0335f147f4de4ecae05Charles Davis /// C++ instance methods. 1139ee743f903858e337434ac0335f147f4de4ecae05Charles Davis CallingConv getDefaultMethodCallConv(); 1140ee743f903858e337434ac0335f147f4de4ecae05Charles Davis 114104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Retrieves the canonical representation of the given 114204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 114304a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall CallingConv getCanonicalCallConv(CallingConv CC) { 114404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall if (CC == CC_C) 114504a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC_Default; 114604a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return CC; 114704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 114804a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 114904a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// \brief Determines whether two calling conventions name the same 115004a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall /// calling convention. 115104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall bool isSameCallConv(CallingConv lcc, CallingConv rcc) { 115204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall return (getCanonicalCallConv(lcc) == getCanonicalCallConv(rcc)); 115304a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall } 115404a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 115525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// \brief Retrieves the "canonical" template name that refers to a 115625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// given template. 115725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 115825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// The canonical template name is the simplest expression that can 115925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// be used to refer to a given template. For most templates, this 116025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// expression is just the template declaration itself. For example, 116125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// the template std::vector can be referred to via a variety of 116225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// names---std::vector, ::std::vector, vector (if vector is in 116325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// scope), etc.---but all of these names map down to the same 116425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// TemplateDecl, which is used to form the canonical template name. 116525a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// 116625a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// Dependent template names are more interesting. Here, the 116725a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name could be something like T::template apply or 116825a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// std::allocator<T>::template rebind, where the nested name 116925a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// specifier itself is dependent. In this case, the canonical 117025a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// template name uses the shortest form of the dependent 117125a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// nested-name-specifier, which itself contains all canonical 117225a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor /// types, values, and templates. 117325a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor TemplateName getCanonicalTemplateName(TemplateName Name); 117425a3ef7cc5fd55dc8cc67c6e6770c8595657e082Douglas Gregor 1175db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// \brief Determine whether the given template names refer to the same 1176db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor /// template. 1177db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor bool hasSameTemplateName(TemplateName X, TemplateName Y); 1178db0d4b751e83b8841b8f48f913f17e50467f13d4Douglas Gregor 11791275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// \brief Retrieve the "canonical" template argument. 11801275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// 11811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// The canonical template argument is the simplest template argument 11821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (which may be a type, value, expression, or declaration) that 11831275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor /// expresses the value of the argument. 11841275ae098acda31fe0e434510c729fcfed0458a1Douglas Gregor TemplateArgument getCanonicalTemplateArgument(const TemplateArgument &Arg); 11851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1186c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// Type Query functions. If the type is an instance of the specified class, 1187c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// return the Type pointer for the underlying maximally pretty type. This 1188c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// is a member of ASTContext because this may need to do some amount of 1189c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner /// canonicalization, e.g. to move type qualifiers into the element type. 1190c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ArrayType *getAsArrayType(QualType T); 1191c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const ConstantArrayType *getAsConstantArrayType(QualType T) { 1192c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<ConstantArrayType>(getAsArrayType(T)); 1193c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1194c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const VariableArrayType *getAsVariableArrayType(QualType T) { 1195c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<VariableArrayType>(getAsArrayType(T)); 1196c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1197c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner const IncompleteArrayType *getAsIncompleteArrayType(QualType T) { 1198c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner return dyn_cast_or_null<IncompleteArrayType>(getAsArrayType(T)); 1199c63a1f276f7b324fd9a4be82098b1c8f7bf30733Chris Lattner } 1200442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor const DependentSizedArrayType *getAsDependentSizedArrayType(QualType T) { 1201442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor return dyn_cast_or_null<DependentSizedArrayType>(getAsArrayType(T)); 1202442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor } 1203442471309fa97348f849687a6a8ef4acc3bc2c1fDouglas Gregor 1204fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// getBaseElementType - Returns the innermost element type of an array type. 1205fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson /// For example, will return "int" for int[m][n] 1206fbbce49c116aa8c8c7c0707cb6048b55f70461a9Anders Carlsson QualType getBaseElementType(const ArrayType *VAT); 12075e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor 12085e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// getBaseElementType - Returns the innermost element type of a type 12095e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor /// (which needn't actually be an array type). 12105e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor QualType getBaseElementType(QualType QT); 12111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12120de78998e7bda473b408437053e48661b510d453Fariborz Jahanian /// getConstantArrayElementCount - Returns number of constant array elements. 12130de78998e7bda473b408437053e48661b510d453Fariborz Jahanian uint64_t getConstantArrayElementCount(const ConstantArrayType *CA) const; 12141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1215e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// getArrayDecayedType - Return the properly qualified result of decaying the 1216e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// specified array type to a pointer. This operation is non-trivial when 1217e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// handling typedefs etc. The canonical type of "T" must be an array type, 1218e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// this returns a pointer to a properly qualified element of the array. 1219e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// 1220e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner /// See C99 6.7.5.3p7 and C99 6.3.2.1p3. 1221e6327747b72bb687c948270f702ff53c30f411a6Chris Lattner QualType getArrayDecayedType(QualType T); 12221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1223a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// getPromotedIntegerType - Returns the type that Promotable will 1224a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// promote to: C99 6.3.1.1p2, assuming that Promotable is a promotable 1225a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman /// integer type. 1226a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman QualType getPromotedIntegerType(QualType PromotableType); 1227a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 122804e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \brief Whether this is a promotable bitfield reference according 122904e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// to C99 6.3.1.1p2, bullet 2 (and GCC extensions). 123004e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// 123104e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// \returns the type this bit-field will promote to, or NULL if no 123204e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman /// promotion occurs. 123304e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman QualType isPromotableBitField(Expr *E); 123404e8357f6801e9ff52673e7e899a67bbabf9de93Eli Friedman 12351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getIntegerTypeOrder - Returns the highest ranked integer type: 12367cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner /// C99 6.3.1.8p1. If LHS > RHS, return 1. If LHS == RHS, return 0. If 12371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 12387cfeb08f2466d6263ec6ff1402298f93f6d6991fChris Lattner int getIntegerTypeOrder(QualType LHS, QualType RHS); 12391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1240a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// getFloatingTypeOrder - Compare the rank of the two specified floating 1241a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// point types, ignoring the domain of the type (i.e. 'double' == 1242a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner /// '_Complex double'). If LHS > RHS, return 1. If LHS == RHS, return 0. If 12431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// LHS < RHS, return -1. 1244a75cea3f6be0daa8054d36af81a6ffda1713f82dChris Lattner int getFloatingTypeOrder(QualType LHS, QualType RHS); 12455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 12461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// getFloatingTypeOfSizeWithinDomain - Returns a real floating 12471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// point or a complex type (based on typeDomain/typeSize). 1248716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeDomain' is a real floating point or complex type. 1249716c7304ff5d27a95e1e7823acd1d09d5ec3e37fSteve Naroff /// 'typeSize' is a real floating point or complex type. 12501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType getFloatingTypeOfSizeWithinDomain(QualType typeSize, 1251f1448a0e4a1e868ff873a8530a61a09cb68666ccSteve Naroff QualType typeDomain) const; 1252ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff 1253f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanprivate: 1254f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman // Helper for integer ordering 1255f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman unsigned getIntegerRank(Type* T); 1256f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1257f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedmanpublic: 1258f98aba35e6c3da5aae61843fc01334939e4e12ecEli Friedman 1259ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 1260ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff // Type Compatibility Predicates 1261ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff //===--------------------------------------------------------------------===// 12621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1263ec0550fa3653d46560bf4484a2e988329c228e39Steve Naroff /// Compatibility predicates used to check assignment expressions. 1264447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool typesAreCompatible(QualType T1, QualType T2, 1265447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool CompareUnqualified = false); // C99 6.2.7p1 12661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1267132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool typesAreBlockPointerCompatible(QualType, QualType); 1268132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian 1269a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCIdType(QualType T) const { 1270de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCIdTypedefType; 1271389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1272a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCClassType(QualType T) const { 1273de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff return T == ObjCClassTypedefType; 1274389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff } 1275a526c5c67e5a0473c340903ee542ce570119665fTed Kremenek bool isObjCSelType(QualType T) const { 127613dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian return T == ObjCSelTypedefType; 12778baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson } 12784084c306635b70f37029dca938444e6013f08684Steve Naroff bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS); 12794084c306635b70f37029dca938444e6013f08684Steve Naroff bool ObjCQualifiedIdTypesAreCompatible(QualType LHS, QualType RHS, 12804084c306635b70f37029dca938444e6013f08684Steve Naroff bool ForCompare); 12818baaca50f07d0c10bba69c8d88c1b9078c92d06dAnders Carlsson 1282a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian bool ObjCQualifiedClassTypesAreCompatible(QualType LHS, QualType RHS); 1283a8f8dac6a29f6d33474a38a32ce9dd859b696da9Fariborz Jahanian 12843d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Check the safety of assignment from LHS to RHS 128514108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, 128614108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff const ObjCObjectPointerType *RHSOPT); 1287c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool canAssignObjCInterfaces(const ObjCObjectType *LHS, 1288c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall const ObjCObjectType *RHS); 1289132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian bool canAssignObjCInterfacesInBlockPointer( 1290132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *LHSOPT, 1291132f2a2da34f378fc675b9e174564b0f52c31d98Fariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1292389bf46ae41241a656ed71b00ac2177d7f385651Steve Naroff bool areComparableObjCPointerTypes(QualType LHS, QualType RHS); 1293db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian QualType areCommonBaseCompatible(const ObjCObjectPointerType *LHSOPT, 1294db07b3f7cdcb505329c1280d7cf70791739a7cadFariborz Jahanian const ObjCObjectPointerType *RHSOPT); 1295569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor bool canBindObjCObjectType(QualType To, QualType From); 1296569c3166874324c24011f8ade6978421f0d39b3cDouglas Gregor 12973d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman // Functions for calculating composite types 1298447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeTypes(QualType, QualType, bool OfBlockPointer=false, 1299447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 1300447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor QualType mergeFunctionTypes(QualType, QualType, bool OfBlockPointer=false, 1301447234dd459a00a5ed9b7c3e066162cd7a75bf2dDouglas Gregor bool Unqualified = false); 13024846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeFunctionArgumentTypes(QualType, QualType, 13034846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 13044846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 13054846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne QualType mergeTransparentUnionType(QualType, QualType, 13064846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool OfBlockPointer=false, 13074846675e0e42d1802b0ffd8972a45e72aeb3758dPeter Collingbourne bool Unqualified = false); 13082390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian 13092390a72a3ebd37737fec5ba1385db9c3bb22fc59Fariborz Jahanian QualType mergeObjCGCQualifiers(QualType, QualType); 13103d815e7eb56c25d7ed812eced32e41df43039f9aEli Friedman 1311000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian void ResetObjCLayout(const ObjCContainerDecl *CD) { 1312000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ObjCLayouts[CD] = 0; 1313000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 1314a95d75769edae299816ec7fd9bbcdf1ef617c5c9Eli Friedman 1315368eefa081d12f0a265ee90ee8ec61b54168d57dChris Lattner //===--------------------------------------------------------------------===// 1316ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Integer Predicates 1317ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1318ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1319ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // The width of an integer, as defined in C99 6.2.6.2. This is the number 1320ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // of bits in an integer type excluding any padding bits. 1321ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman unsigned getIntWidth(QualType T); 1322ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1323ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // Per C99 6.2.5p6, for every signed integer type, there is a corresponding 1324ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // unsigned integer type. This method takes a signed type, and returns the 1325ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman // corresponding unsigned integer type. 1326ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman QualType getCorrespondingUnsignedType(QualType T); 1327ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman 1328ad74a758189180b8ab8faea648e4766c3bfd7fcbEli Friedman //===--------------------------------------------------------------------===// 1329e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek // Type Iterators. 1330e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 13311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1332e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::iterator type_iterator; 1333e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek typedef std::vector<Type*>::const_iterator const_type_iterator; 13341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1335e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_begin() { return Types.begin(); } 1336e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek type_iterator types_end() { return Types.end(); } 1337e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek const_type_iterator types_begin() const { return Types.begin(); } 13381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const_type_iterator types_end() const { return Types.end(); } 13391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1340e22d911dcff7a9c18b583817b7319c07600fd3eeTed Kremenek //===--------------------------------------------------------------------===// 13410cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar // Integer Values 13420cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar //===--------------------------------------------------------------------===// 13430cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 13440cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// MakeIntValue - Make an APSInt of the appropriate width and 13450cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar /// signedness for the given \arg Value and integer \arg Type. 13460cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt MakeIntValue(uint64_t Value, QualType Type) { 13470cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar llvm::APSInt Res(getIntWidth(Type), !Type->isSignedIntegerType()); 13480cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar Res = Value; 13490cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar return Res; 13500cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar } 13510cd7fc28d4f69b281522b1bc96decd2b92cfd812Daniel Dunbar 13528a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCInterfaceDecl,or NULL if none exists. 13538a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *getObjCImplementation(ObjCInterfaceDecl *D); 13548a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Get the implementation of ObjCCategoryDecl, or NULL if none exists. 13558a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *getObjCImplementation(ObjCCategoryDecl *D); 13568a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 13578a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCInterfaceDecl. 13588a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCInterfaceDecl *IFaceD, 13598a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCImplementationDecl *ImplD); 13608a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis /// \brief Set the implementation of ObjCCategoryDecl. 13618a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis void setObjCImplementation(ObjCCategoryDecl *CatD, 13628a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ObjCCategoryImplDecl *ImplD); 13631ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian 13641ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Set the copy inialization expression of a block var decl. 13651ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian void setBlockVarCopyInits(VarDecl*VD, Expr* Init); 13661ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// \brief Get the copy initialization expression of VarDecl,or NULL if 13671ceee5c42d5c410217f67d384eecc6ea4a2bba9bFariborz Jahanian /// none exists. 1368830937bc1100fba7682f7c32c40512085870f50cFariborz Jahanian Expr *getBlockVarCopyInits(const VarDecl*VD); 13698a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1370a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate an uninitialized TypeSourceInfo. 1371b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1372a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// The caller should initialize the memory held by TypeSourceInfo using 1373b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// the TypeLoc wrappers. 1374b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// 1375b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// \param T the type that will be the basis for type source info. This type 1376b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// should refer to how the declarator was written in source code, not to 1377b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis /// what type semantic analysis resolved the declarator to. 1378109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// 1379109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// \param Size the size of the type info to create, or 0 if the size 1380109de5ead1dfcb3bc985cddb8cb3ed5bcecad88dJohn McCall /// should be calculated based on the type. 1381a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo *CreateTypeSourceInfo(QualType T, unsigned Size = 0); 1382b17166c8077cd900cca83a895c43b30ea6660598Argyrios Kyrtzidis 1383a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall /// \brief Allocate a TypeSourceInfo where all locations have been 1384a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// initialized to a given location, which defaults to the empty 1385a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall /// location. 1386a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall TypeSourceInfo * 1387a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall getTrivialTypeSourceInfo(QualType T, SourceLocation Loc = SourceLocation()); 1388a4eb74d4dfe126c686dc708fec444c85ffb73b47John McCall 1389bf1a028246d884a540aeafa38e89be59a269b072John McCall TypeSourceInfo *getNullTypeSourceInfo() { return &NullTypeSourceInfo; } 1390bf1a028246d884a540aeafa38e89be59a269b072John McCall 13910054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Add a deallocation callback that will be invoked when the 13920054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 13930054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 13940054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Callback A callback function that will be invoked on destruction. 13950054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// 13960054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief Data Pointer data that will be provided to the callback function 13970054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// when it is called. 13980054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor void AddDeallocation(void (*Callback)(void*), void *Data); 13994923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 140090e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForFunction(const FunctionDecl *FD); 140190e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis GVALinkage GetGVALinkageForVariable(const VarDecl *VD); 140290e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 140390e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \brief Determines if the decl can be CodeGen'ed or deserialized from PCH 140490e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// lazily, only when used; this is only relevant for function or file scoped 140590e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// var definitions. 140690e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// 140790e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// \returns true if the function/var must be CodeGen'ed/deserialized even if 140890e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis /// it is not used. 14094ac7c0bb39696e92fd220118fedc484c09a69870Argyrios Kyrtzidis bool DeclMustBeEmitted(const Decl *D); 141090e99a84ddd020e8fda79643748243725a2ed071Argyrios Kyrtzidis 14114923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 14124923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor // Statistics 14134923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor //===--------------------------------------------------------------------===// 14144923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 14151827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors. 14161827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructors; 14171827403a7138946305c0058f262e02b595cf882fDouglas Gregor 14181827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared default constructors for 14191827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// which declarations were built. 14201827403a7138946305c0058f262e02b595cf882fDouglas Gregor static unsigned NumImplicitDefaultConstructorsDeclared; 14211827403a7138946305c0058f262e02b595cf882fDouglas Gregor 1422225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// \brief The number of implicitly-declared copy constructors. 1423225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructors; 1424225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 14251827403a7138946305c0058f262e02b595cf882fDouglas Gregor /// \brief The number of implicitly-declared copy constructors for 1426225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor /// which declarations were built. 1427225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor static unsigned NumImplicitCopyConstructorsDeclared; 1428225843186e3972ce798d3de00f86da9008b15a0eDouglas Gregor 1429a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators. 1430a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperators; 1431a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 1432a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// \brief The number of implicitly-declared copy assignment operators for 1433a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor /// which declarations were built. 1434a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor static unsigned NumImplicitCopyAssignmentOperatorsDeclared; 1435a376d10acfacf19d6dfa41069f7929739a18dd7aDouglas Gregor 14364923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors. 14374923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructors; 14384923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor 14394923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// \brief The number of implicitly-declared destructors for which 14404923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor /// declarations were built. 14414923aa25eb39d64106a5817c02d560a3aecf8b2cDouglas Gregor static unsigned NumImplicitDestructorsDeclared; 14420054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 14435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerprivate: 14445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext(const ASTContext&); // DO NOT IMPLEMENT 14455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void operator=(const ASTContext&); // DO NOT IMPLEMENT 14461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void InitBuiltinTypes(); 1448e27ec8ad56dbf1efb2de004b90fbbb86f740e3f1John McCall void InitBuiltinType(CanQualType &R, BuiltinType::Kind K); 14491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 145082a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar // Return the ObjC type encoding for a given type. 14511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void getObjCEncodingForTypeImpl(QualType t, std::string &S, 145282a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandPointedToStructures, 145382a6cfbc421cc99c5b7313271f399f7ef95056ecDaniel Dunbar bool ExpandStructures, 1454153bfe5795e2c1a5a738e73d3784964e082237fcDaniel Dunbar const FieldDecl *Field, 1455090b3f71702c5626d8520f9608d77c6f26dcfa15Fariborz Jahanian bool OutermostType = false, 14566ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor bool EncodingProperty = false); 14570054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 1458b2dbbb99e12806eaaf53b7ccabc32f42b5719443Daniel Dunbar const ASTRecordLayout &getObjCLayout(const ObjCInterfaceDecl *D, 14591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump const ObjCImplementationDecl *Impl); 1460000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian 14613478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenekprivate: 14620054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// \brief A set of deallocations that should be performed when the 14630054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor /// ASTContext is destroyed. 14640054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor llvm::SmallVector<std::pair<void (*)(void*), void *>, 16> Deallocations; 14650054531488928a424666ac11fcdc6bcc5112de52Douglas Gregor 14663478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // FIXME: This currently contains the set of StoredDeclMaps used 14673478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // by DeclContext objects. This probably should not be in ASTContext, 14683478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek // but we include it here so that ASTContext can quickly deallocate them. 14690c01d18094100db92d38daa923c95661512db203John McCall llvm::PointerIntPair<StoredDeclsMap*,1> LastSDM; 1470f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 1471f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek /// \brief A counter used to uniquely identify "blocks". 1472f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek unsigned int UniqueBlockByRefTypeID; 1473f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek unsigned int UniqueBlockParmTypeID; 1474f057bf78a69d37ee511430c88852a85eea19ad15Ted Kremenek 14753478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek friend class DeclContext; 1476ac9590effa90406767a544005ed1de52e258306bTed Kremenek friend class DeclarationNameTable; 14773478eb6872d836600caf45b0f81c2065d685d6e0Ted Kremenek void ReleaseDeclContextMaps(); 14785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1479d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1480d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing a nullary selector. 1481d5925bdff8bda8e062985caea299946636104d99Ted Kremenekstatic inline Selector GetNullarySelector(const char* name, ASTContext& Ctx) { 1482d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1483d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(0, &II); 1484d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1485d5925bdff8bda8e062985caea299946636104d99Ted Kremenek 1486d5925bdff8bda8e062985caea299946636104d99Ted Kremenek/// @brief Utility function for constructing an unary selector. 1487d5925bdff8bda8e062985caea299946636104d99Ted Kremenekstatic inline Selector GetUnarySelector(const char* name, ASTContext& Ctx) { 1488d5925bdff8bda8e062985caea299946636104d99Ted Kremenek IdentifierInfo* II = &Ctx.Idents.get(name); 1489d5925bdff8bda8e062985caea299946636104d99Ted Kremenek return Ctx.Selectors.getSelector(1, &II); 1490d5925bdff8bda8e062985caea299946636104d99Ted Kremenek} 1491e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 14925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 14935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1494e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// operator new and delete aren't allowed inside namespaces. 1495e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl// The throw specifications are mandated by the standard. 1496e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement new for using the ASTContext's allocator. 1497e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1498e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This placement form of operator new uses the ASTContext's allocator for 1499e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// obtaining memory. It is a non-throwing new, which means that it returns 1500e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// null on error. (If that is what the allocator does. The current does, so if 1501e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// this ever changes, this operator will have to be changed, too.) 1502e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 1503e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @code 1504f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 1505e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// IntegerLiteral *Ex = new (Context) IntegerLiteral(arguments); 1506e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// // Specific alignment 1507f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// IntegerLiteral *Ex2 = new (Context, 4) IntegerLiteral(arguments); 1508e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @endcode 1509e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// Please note that you cannot use delete on the pointer; it must be 1510e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// deallocated using an explicit destructor call followed by 15114398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 1512e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1513e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 1514e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @param C The ASTContext that provides the allocator. 151542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 151642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 1517e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @return The allocated memory. Could be NULL. 1518e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redlinline void *operator new(size_t Bytes, clang::ASTContext &C, 15199f9bf258f8ebae30bfb70feb9d797d6eb67b0460Douglas Gregor size_t Alignment) throw () { 1520c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff return C.Allocate(Bytes, Alignment); 1521e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1522e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// @brief Placement delete companion to the new above. 1523e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// 1524e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// This operator is just a companion to the new above. There is no way of 1525e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// invoking it directly; see the new operator for more details. This operator 1526e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// is called implicitly by the compiler if a placement new expression using 1527e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl/// the ASTContext throws in the object constructor. 1528fb523e16dd1f860ff02a3ae03e5e3e25327a5860Chris Lattnerinline void operator delete(void *Ptr, clang::ASTContext &C, size_t) 1529e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl throw () { 1530c0ac4923f08b25ae973a8ee7942cf3eb89da57b7Steve Naroff C.Deallocate(Ptr); 1531e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl} 1532e91b3bc1624ec877862e5d276f1b6f5026fe71e3Sebastian Redl 153342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This placement form of operator new[] uses the ASTContext's allocator for 153442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// obtaining memory. It is a non-throwing new[], which means that it returns 153542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// null on error. 153642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Usage looks like this (assuming there's an ASTContext 'Context' in scope): 153742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @code 1538f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// // Default alignment (8) 153942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// char *data = new (Context) char[10]; 154042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// // Specific alignment 1541f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor/// char *data = new (Context, 4) char[10]; 154242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @endcode 154342542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// Please note that you cannot use delete on the pointer; it must be 154442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// deallocated using an explicit destructor call followed by 15454398a78095cd05a3be702fbab25bfe324a5d7946Ted Kremenek/// @c Context.Deallocate(Ptr). 154642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 154742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Bytes The number of bytes to allocate. Calculated by the compiler. 154842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param C The ASTContext that provides the allocator. 154942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @param Alignment The alignment of the allocated memory (if the underlying 155042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// allocator supports it). 155142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @return The allocated memory. Could be NULL. 155242542c6a4b3c60f63820e6177a8938443831492cTed Kremenekinline void *operator new[](size_t Bytes, clang::ASTContext& C, 1553f4e689b8528770001f4792f1f4ebdfb09d859e3dDouglas Gregor size_t Alignment = 8) throw () { 155442542c6a4b3c60f63820e6177a8938443831492cTed Kremenek return C.Allocate(Bytes, Alignment); 155542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 155642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 155742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// @brief Placement delete[] companion to the new[] above. 155842542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// 155942542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// This operator is just a companion to the new[] above. There is no way of 156042542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// invoking it directly; see the new[] operator for more details. This operator 156142542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// is called implicitly by the compiler if a placement new[] expression using 156242542c6a4b3c60f63820e6177a8938443831492cTed Kremenek/// the ASTContext throws in the object constructor. 15630235d1510d0677b26f2d0448694e5e3e8a1ee043Benjamin Kramerinline void operator delete[](void *Ptr, clang::ASTContext &C, size_t) 15640235d1510d0677b26f2d0448694e5e3e8a1ee043Benjamin Kramer throw () { 156542542c6a4b3c60f63820e6177a8938443831492cTed Kremenek C.Deallocate(Ptr); 156642542c6a4b3c60f63820e6177a8938443831492cTed Kremenek} 156742542c6a4b3c60f63820e6177a8938443831492cTed Kremenek 15685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1569