ASTReader.h revision fc529f7fcafe7da0b8a32621e13685891e8ce52a
16ab7cd853e9c15cf986a8a7c3db1f8d20e275409Sebastian Redl//===--- ASTReader.h - AST File Reader --------------------------*- C++ -*-===// 22cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// 32cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// The LLVM Compiler Infrastructure 42cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// 52cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// This file is distributed under the University of Illinois Open Source 62cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// License. See LICENSE.TXT for details. 72cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// 82cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 92cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// 10c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl// This file defines the ASTReader class, which reads AST files. 112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// 122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 138b12273c86ede439edf52d35b170fd32b2ed49d4Sebastian Redl 14f29f0a28c4d9599b389bbb6d186e14af753dc5a3Sebastian Redl#ifndef LLVM_CLANG_FRONTEND_AST_READER_H 15f29f0a28c4d9599b389bbb6d186e14af753dc5a3Sebastian Redl#define LLVM_CLANG_FRONTEND_AST_READER_H 162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1705a07605322dfef2b017781042043a261c5a89cdSebastian Redl#include "clang/Serialization/ASTBitCodes.h" 18f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor#include "clang/Serialization/ContinuousRangeMap.h" 1998339b96a8089a6da715487e432c5abfca0ca0dfDouglas Gregor#include "clang/Serialization/Module.h" 2098339b96a8089a6da715487e432c5abfca0ca0dfDouglas Gregor#include "clang/Serialization/ModuleManager.h" 21668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor#include "clang/Sema/ExternalSemaSource.h" 22c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl#include "clang/AST/DeclarationName.h" 23f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor#include "clang/AST/DeclObjC.h" 24833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall#include "clang/AST/TemplateBase.h" 2588a35862fbe473f2a4f0c19f24dbe536937e1dc6Douglas Gregor#include "clang/Lex/ExternalPreprocessorSource.h" 26cfbf1c7536e016dc275139dd842d4a5f059a749fDouglas Gregor#include "clang/Lex/HeaderSearch.h" 276a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor#include "clang/Lex/PreprocessingRecord.h" 280a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor#include "clang/Basic/Diagnostic.h" 291afb661bc5444462a246cefa0effa61ef25fab29Jonathan D. Turner#include "clang/Basic/FileManager.h" 301afb661bc5444462a246cefa0effa61ef25fab29Jonathan D. Turner#include "clang/Basic/FileSystemOptions.h" 31668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor#include "clang/Basic/IdentifierTable.h" 327f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor#include "clang/Basic/SourceManager.h" 3317fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APFloat.h" 340a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor#include "llvm/ADT/APInt.h" 350a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor#include "llvm/ADT/APSInt.h" 362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/ADT/OwningPtr.h" 372cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/ADT/SmallVector.h" 38dc3c0d20375bda7775b2fade05b20e315798b9feDaniel Dunbar#include "llvm/ADT/StringRef.h" 39e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis#include "llvm/ADT/DenseSet.h" 402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/Bitcode/BitstreamReader.h" 4103013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/DataTypes.h" 42d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor#include <deque> 43025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor#include <map> 442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include <string> 452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include <utility> 462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include <vector> 472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregornamespace llvm { 492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor class MemoryBuffer; 502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregornamespace clang { 532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 547d5c2f241c74e5f8d9ec492e8f9f268e5e9ae41fDouglas Gregorclass AddrLabelExpr; 550af2ca4b6ddc788658069a0994941268ce250fc7Douglas Gregorclass ASTConsumer; 562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorclass ASTContext; 5795f4292cc526c629fead321c7fcfd4fe0f3bc66eDouglas Gregorclass ASTIdentifierIterator; 58f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregorclass ASTUnit; // FIXME: Layering violation and egregious hack. 5968a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregorclass Attr; 602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorclass Decl; 612cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorclass DeclContext; 626ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattnerclass NestedNameSpecifier; 636ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattnerclass CXXBaseSpecifier; 64ebcbe1d3dc7d4f0c1f540a632fa0684dd0a857d5Sean Huntclass CXXConstructorDecl; 65cbb67480094b3bcb5b715acd827cbad55e2a204cSean Huntclass CXXCtorInitializer; 661de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregorclass GotoStmt; 676a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregorclass MacroDefinition; 68668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregorclass NamedDecl; 6956ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCallclass OpaqueValueExpr; 7014f79002e58556798e86168c63e48d533287eda5Douglas Gregorclass Preprocessor; 71668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregorclass Sema; 72025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregorclass SwitchCase; 73c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redlclass ASTDeserializationListener; 74f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregorclass ASTWriter; 75c43b54cbc10654ed59de797898042e1a05265246Sebastian Redlclass ASTReader; 76d527cc06d78fe5afa5f20105b51697637eb02c56Sebastian Redlclass ASTDeclReader; 77c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redlclass ASTStmtReader; 78c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redlclass TypeLocReader; 79eb19485625c7529ffa644e10829533157a8e8d4fDaniel Dunbarstruct HeaderFileInfo; 800a0d2b179085a52c10402feebeb6db8b4d96a140Douglas Gregorclass VersionTuple; 8111e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis 827e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redlstruct PCHPredefinesBlock { 837e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl /// \brief The file ID for this predefines buffer in a PCH file. 847e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl FileID BufferID; 857e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl 867e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl /// \brief This predefines buffer in a PCH file. 87686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Data; 887e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl}; 89686775deca8b8685eb90801495880e3abdd844c2Chris Lattnertypedef SmallVector<PCHPredefinesBlock, 2> PCHPredefinesBlocks; 907e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl 91c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// \brief Abstract interface for callback invocations by the ASTReader. 9211e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis/// 93c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// While reading an AST file, the ASTReader will call the methods of the 9411e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis/// listener to pass on specific information. Some of the listener methods can 95c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// return true to indicate to the ASTReader that the information (and 96571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl/// consequently the AST file) is invalid. 97571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redlclass ASTReaderListener { 9811e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidispublic: 99571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl virtual ~ASTReaderListener(); 1001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10111e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \brief Receives the language options. 10211e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// 10311e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \returns true to indicate the options are invalid or false otherwise. 10411e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis virtual bool ReadLanguageOptions(const LangOptions &LangOpts) { 10511e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis return false; 10611e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis } 1071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10811e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \brief Receives the target triple. 10911e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// 11011e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \returns true to indicate the target triple is invalid or false otherwise. 111686775deca8b8685eb90801495880e3abdd844c2Chris Lattner virtual bool ReadTargetTriple(StringRef Triple) { 11211e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis return false; 11311e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis } 1141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11511e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \brief Receives the contents of the predefines buffer. 11611e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// 11730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl /// \param Buffers Information about the predefines buffers. 11811e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// 1193c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \param OriginalFileName The original file name for the AST file, which 1203c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// will appear as an entry in the predefines buffer. 1217b5a1210d93ca62ecd61800f245c87259b1f8f79Daniel Dunbar /// 12211e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \param SuggestedPredefines If necessary, additional definitions are added 12311e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// here. 12411e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// 12511e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \returns true to indicate the predefines are invalid or false otherwise. 1267e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl virtual bool ReadPredefinesBuffer(const PCHPredefinesBlocks &Buffers, 127686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef OriginalFileName, 128277a6e752512cff286190d35cb353ce717e86b18Nick Lewycky std::string &SuggestedPredefines, 129277a6e752512cff286190d35cb353ce717e86b18Nick Lewycky FileManager &FileMgr) { 13011e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis return false; 13111e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis } 1321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13311e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \brief Receives a HeaderFileInfo entry. 13412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor virtual void ReadHeaderFileInfo(const HeaderFileInfo &HFI, unsigned ID) {} 1351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13611e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// \brief Receives __COUNTER__ value. 13711e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis virtual void ReadCounter(unsigned Value) {} 13811e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis}; 13911e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis 140571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl/// \brief ASTReaderListener implementation to validate the information of 14111e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis/// the PCH file against an initialized Preprocessor. 142571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redlclass PCHValidator : public ASTReaderListener { 14311e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis Preprocessor &PP; 144c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl ASTReader &Reader; 1451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14611e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis unsigned NumHeaderInfos; 1471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14811e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidispublic: 149c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl PCHValidator(Preprocessor &PP, ASTReader &Reader) 15011e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis : PP(PP), Reader(Reader), NumHeaderInfos(0) {} 1511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15211e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis virtual bool ReadLanguageOptions(const LangOptions &LangOpts); 153686775deca8b8685eb90801495880e3abdd844c2Chris Lattner virtual bool ReadTargetTriple(StringRef Triple); 1547e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl virtual bool ReadPredefinesBuffer(const PCHPredefinesBlocks &Buffers, 155686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef OriginalFileName, 156277a6e752512cff286190d35cb353ce717e86b18Nick Lewycky std::string &SuggestedPredefines, 157277a6e752512cff286190d35cb353ce717e86b18Nick Lewycky FileManager &FileMgr); 15812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor virtual void ReadHeaderFileInfo(const HeaderFileInfo &HFI, unsigned ID); 15911e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis virtual void ReadCounter(unsigned Value); 160d5d7b3f61f82b0fed9d6f02839bc72e528332911Ted Kremenek 161d5d7b3f61f82b0fed9d6f02839bc72e528332911Ted Kremenekprivate: 162d5d7b3f61f82b0fed9d6f02839bc72e528332911Ted Kremenek void Error(const char *Msg); 16311e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis}; 1642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 165ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikienamespace serialization { 1665d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner 1673d15ab8d0822637ff5e39594c4f34172241cad2eDouglas Gregorclass ReadMethodPoolVisitor; 168ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 16998339b96a8089a6da715487e432c5abfca0ca0dfDouglas Gregornamespace reader { 17098339b96a8089a6da715487e432c5abfca0ca0dfDouglas Gregor class ASTIdentifierLookupTrait; 17198339b96a8089a6da715487e432c5abfca0ca0dfDouglas Gregor} 172ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 17372a9ae18553bf8b6bdad84d2c54f73741a47e275Douglas Gregor} // end namespace serialization 174ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 175c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// \brief Reads an AST files chain containing the contents of a translation 176c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// unit. 1772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 178c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// The ASTReader class reads bitstreams (produced by the ASTWriter 1792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// class) containing the serialized representation of a given 1802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// abstract syntax tree and its supporting data structures. An 181c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// instance of the ASTReader can be attached to an ASTContext object, 182c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// which will provide access to the contents of the AST files. 1832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 184c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl/// The AST reader provides lazy de-serialization of declarations, as 1852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// required when traversing the AST. Only those AST nodes that are 1862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// actually required will be de-serialized. 187c43b54cbc10654ed59de797898042e1a05265246Sebastian Redlclass ASTReader 18888a35862fbe473f2a4f0c19f24dbe536937e1dc6Douglas Gregor : public ExternalPreprocessorSource, 1896a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor public ExternalPreprocessingRecordSource, 190cfbf1c7536e016dc275139dd842d4a5f059a749fDouglas Gregor public ExternalHeaderFileInfoSource, 19188a35862fbe473f2a4f0c19f24dbe536937e1dc6Douglas Gregor public ExternalSemaSource, 1928c5a760b82e73ed90b560090772db97e2ae27b09Douglas Gregor public IdentifierInfoLookup, 1937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor public ExternalIdentifierLookup, 194ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie public ExternalSLocEntrySource 195cfbf1c7536e016dc275139dd842d4a5f059a749fDouglas Gregor{ 196e1d918e9fe55e3b34401fd5d420c47ea0f9572c9Douglas Gregorpublic: 197c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl enum ASTReadResult { Success, Failure, IgnorePCH }; 1981d9f1fe7173e3084325f43c78af812a36d8a2a7cSebastian Redl /// \brief Types of AST files. 199d5d7b3f61f82b0fed9d6f02839bc72e528332911Ted Kremenek friend class PCHValidator; 200d527cc06d78fe5afa5f20105b51697637eb02c56Sebastian Redl friend class ASTDeclReader; 201c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl friend class ASTStmtReader; 20295f4292cc526c629fead321c7fcfd4fe0f3bc66eDouglas Gregor friend class ASTIdentifierIterator; 20398339b96a8089a6da715487e432c5abfca0ca0dfDouglas Gregor friend class serialization::reader::ASTIdentifierLookupTrait; 204c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl friend class TypeLocReader; 205f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor friend class ASTWriter; 206f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor friend class ASTUnit; // ASTUnit needs to remap source locations. 2073d15ab8d0822637ff5e39594c4f34172241cad2eDouglas Gregor friend class serialization::ReadMethodPoolVisitor; 208ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 2091a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef serialization::ModuleFile ModuleFile; 21072a9ae18553bf8b6bdad84d2c54f73741a47e275Douglas Gregor typedef serialization::ModuleKind ModuleKind; 2115d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner typedef serialization::ModuleManager ModuleManager; 212ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 2135d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner typedef ModuleManager::ModuleIterator ModuleIterator; 2145d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner typedef ModuleManager::ModuleConstIterator ModuleConstIterator; 2155d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner typedef ModuleManager::ModuleReverseIterator ModuleReverseIterator; 2165d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner 217e1d918e9fe55e3b34401fd5d420c47ea0f9572c9Douglas Gregorprivate: 218c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl /// \brief The receiver of some callbacks invoked by ASTReader. 219571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl llvm::OwningPtr<ASTReaderListener> Listener; 2201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 22130c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl /// \brief The receiver of deserialization events. 222571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl ASTDeserializationListener *DeserializationListener; 22330c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 22411e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis SourceManager &SourceMgr; 22511e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis FileManager &FileMgr; 226d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &Diags; 227ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 228668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// \brief The semantic analysis object that will be processing the 2293c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// AST files and the translation unit that uses it. 230668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Sema *SemaObj; 231668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor 23214f79002e58556798e86168c63e48d533287eda5Douglas Gregor /// \brief The preprocessor that will be loading the source file. 233712f2fcb70ae2eb0cb684d565e7d2cb76881006bDouglas Gregor Preprocessor &PP; 23414f79002e58556798e86168c63e48d533287eda5Douglas Gregor 2353c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief The AST context into which we'll read the AST files. 236359427794704666ff7a5a933ace11c5256fa3af7Douglas Gregor ASTContext &Context; 237ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 2380af2ca4b6ddc788658069a0994941268ce250fc7Douglas Gregor /// \brief The AST consumer. 2390af2ca4b6ddc788658069a0994941268ce250fc7Douglas Gregor ASTConsumer *Consumer; 2400af2ca4b6ddc788658069a0994941268ce250fc7Douglas Gregor 2415d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner /// \brief The module manager which manages modules and their dependencies 2425d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner ModuleManager ModuleMgr; 2439137a5230d3164b96beb14ffb87863234b7d240fSebastian Redl 2448f1231b70c2b1f6fe0cee097b447487b26810301Douglas Gregor /// \brief A map of global bit offsets to the module that stores entities 2458f1231b70c2b1f6fe0cee097b447487b26810301Douglas Gregor /// at those bit offsets. 2461a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ContinuousRangeMap<uint64_t, ModuleFile*, 4> GlobalBitOffsetsMap; 2478f1231b70c2b1f6fe0cee097b447487b26810301Douglas Gregor 248f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor /// \brief A map of negated SLocEntryIDs to the modules containing them. 2491a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ContinuousRangeMap<unsigned, ModuleFile*, 64> GlobalSLocEntryMap; 2504ee5a6f9bd82ab3c1a4bdacc0caefe7d5f8bd37aSebastian Redl 2511a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef ContinuousRangeMap<unsigned, ModuleFile*, 64> GlobalSLocOffsetMapType; 252ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 253a68c4aff8cd3aada697ad36dc6582d0e09b4b0d2Argyrios Kyrtzidis /// \brief A map of reversed (SourceManager::MaxLoadedOffset - SLocOffset) 254a68c4aff8cd3aada697ad36dc6582d0e09b4b0d2Argyrios Kyrtzidis /// SourceLocation offsets to the modules containing them. 2552dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis GlobalSLocOffsetMapType GlobalSLocOffsetMap; 256ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 2573c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Types that have already been loaded from the chain. 2581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// 2591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// When the pointer at index I is non-NULL, the type with 2603c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// ID = (I + 1) << FastQual::Width has already been loaded 2610953e767ff7817f97b3ab20896b229891eeff45bJohn McCall std::vector<QualType> TypesLoaded; 2622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2631a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef ContinuousRangeMap<serialization::TypeID, ModuleFile *, 4> 264e9b76c11a88d0af98f32d11a6668d03d45be3123Jonathan D. Turner GlobalTypeMapType; 265e9b76c11a88d0af98f32d11a6668d03d45be3123Jonathan D. Turner 266e9b76c11a88d0af98f32d11a6668d03d45be3123Jonathan D. Turner /// \brief Mapping from global type IDs to the module in which the 267e9b76c11a88d0af98f32d11a6668d03d45be3123Jonathan D. Turner /// type resides along with the offset that should be added to the 268e9b76c11a88d0af98f32d11a6668d03d45be3123Jonathan D. Turner /// global type ID to produce a local ID. 269e9b76c11a88d0af98f32d11a6668d03d45be3123Jonathan D. Turner GlobalTypeMapType GlobalTypeMap; 270e9b76c11a88d0af98f32d11a6668d03d45be3123Jonathan D. Turner 2713c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Declarations that have already been loaded from the chain. 2722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 2738f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor /// When the pointer at index I is non-NULL, the declaration with ID 2748f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor /// = I + 1 has already been loaded. 2758f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor std::vector<Decl *> DeclsLoaded; 2762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2771a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef ContinuousRangeMap<serialization::DeclID, ModuleFile *, 4> 27896e973f2be14c9b82136f74b4108465d24894feaDouglas Gregor GlobalDeclMapType; 279ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 28096e973f2be14c9b82136f74b4108465d24894feaDouglas Gregor /// \brief Mapping from global declaration IDs to the module in which the 2819827a8049a793f23c62ade8f24f0c66c2dbf6741Douglas Gregor /// declaration resides. 28296e973f2be14c9b82136f74b4108465d24894feaDouglas Gregor GlobalDeclMapType GlobalDeclMap; 283ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 2841a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef std::pair<ModuleFile *, uint64_t> FileOffset; 285686775deca8b8685eb90801495880e3abdd844c2Chris Lattner typedef SmallVector<FileOffset, 2> FileOffsetsTy; 2867b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis typedef llvm::DenseMap<serialization::DeclID, FileOffsetsTy> 2877b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis DeclUpdateOffsetsMap; 288ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 2897b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// \brief Declarations that have modifications residing in a later file 2907b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis /// in the chain. 2917b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis DeclUpdateOffsetsMap DeclUpdateOffsets; 2927b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 293ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis struct ReplacedDeclInfo { 2941a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ModuleFile *Mod; 295ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis uint64_t Offset; 296ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis unsigned RawLoc; 297ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis 298ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis ReplacedDeclInfo() : Mod(0), Offset(0), RawLoc(0) {} 2991a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ReplacedDeclInfo(ModuleFile *Mod, uint64_t Offset, unsigned RawLoc) 300ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis : Mod(Mod), Offset(Offset), RawLoc(RawLoc) {} 301ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis }; 302ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis 303ef23b6001e8d9715246ca23bd8c3a6887d7844cbArgyrios Kyrtzidis typedef llvm::DenseMap<serialization::DeclID, ReplacedDeclInfo> 3040b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl DeclReplacementMap; 3050b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl /// \brief Declarations that have been replaced in a later file in the chain. 3060b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl DeclReplacementMap ReplacedDecls; 3070b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 3089d128d04578c62675eeb0cce83066052f9c19c9aArgyrios Kyrtzidis struct FileDeclsInfo { 3091a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ModuleFile *Mod; 3109d128d04578c62675eeb0cce83066052f9c19c9aArgyrios Kyrtzidis ArrayRef<serialization::LocalDeclID> Decls; 3119d128d04578c62675eeb0cce83066052f9c19c9aArgyrios Kyrtzidis 3129d128d04578c62675eeb0cce83066052f9c19c9aArgyrios Kyrtzidis FileDeclsInfo() : Mod(0) {} 3131a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor FileDeclsInfo(ModuleFile *Mod, ArrayRef<serialization::LocalDeclID> Decls) 3149d128d04578c62675eeb0cce83066052f9c19c9aArgyrios Kyrtzidis : Mod(Mod), Decls(Decls) {} 3159d128d04578c62675eeb0cce83066052f9c19c9aArgyrios Kyrtzidis }; 3169d128d04578c62675eeb0cce83066052f9c19c9aArgyrios Kyrtzidis 31710f3df54486385e6497c9e5f229ff816e5a6c511Argyrios Kyrtzidis /// \brief Map from a FileID to the file-level declarations that it contains. 3189d128d04578c62675eeb0cce83066052f9c19c9aArgyrios Kyrtzidis llvm::DenseMap<FileID, FileDeclsInfo> FileDeclIDs; 31910f3df54486385e6497c9e5f229ff816e5a6c511Argyrios Kyrtzidis 320e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl // Updates for visible decls can occur for other contexts than just the 321e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl // TU, and when we read those update records, the actual context will not 322e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl // be available yet (unless it's the TU), so have this pending map using the 323e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl // ID as a key. It will be realized when the context is actually loaded. 3241a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef SmallVector<std::pair<void *, ModuleFile*>, 1> DeclContextVisibleUpdates; 325e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl typedef llvm::DenseMap<serialization::DeclID, DeclContextVisibleUpdates> 326e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl DeclContextVisibleUpdatesPending; 3272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 328e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl /// \brief Updates to the visible declarations of declaration contexts that 329e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl /// haven't been loaded yet. 330e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl DeclContextVisibleUpdatesPending PendingVisibleUpdates; 331e1dde811b38e779894150cb1093d57f8411a84f7Sebastian Redl 3322e5c15be82f362611c5928ce853d0685ff98c766Douglas Gregor typedef SmallVector<Decl *, 4> ForwardRefs; 3332e5c15be82f362611c5928ce853d0685ff98c766Douglas Gregor typedef llvm::DenseMap<const Decl *, ForwardRefs> 334134db1fff5653c164ef41c898943521c49f6ebabArgyrios Kyrtzidis PendingForwardRefsMap; 3352e5c15be82f362611c5928ce853d0685ff98c766Douglas Gregor 336134db1fff5653c164ef41c898943521c49f6ebabArgyrios Kyrtzidis /// \brief Forward references that have a definition but the definition decl 337134db1fff5653c164ef41c898943521c49f6ebabArgyrios Kyrtzidis /// is still initializing. When the definition gets read it will update 338134db1fff5653c164ef41c898943521c49f6ebabArgyrios Kyrtzidis /// the DefinitionData pointer of all pending references. 339134db1fff5653c164ef41c898943521c49f6ebabArgyrios Kyrtzidis PendingForwardRefsMap PendingForwardRefs; 340134db1fff5653c164ef41c898943521c49f6ebabArgyrios Kyrtzidis 341fc529f7fcafe7da0b8a32621e13685891e8ce52aDouglas Gregor /// \brief The set of C++ or Objective-C classes that have forward 342fc529f7fcafe7da0b8a32621e13685891e8ce52aDouglas Gregor /// declarations that have not yet been linked to their definitions. 343fc529f7fcafe7da0b8a32621e13685891e8ce52aDouglas Gregor llvm::SmallPtrSet<Decl *, 4> PendingDefinitions; 344fc529f7fcafe7da0b8a32621e13685891e8ce52aDouglas Gregor 3458538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl typedef llvm::DenseMap<serialization::DeclID, serialization::DeclID> 3468538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FirstLatestDeclIDMap; 347a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis /// \brief Map of first declarations from a chained PCH that point to the 3483c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// most recent declarations in another AST file. 349a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis FirstLatestDeclIDMap FirstLatestDeclIDs; 350a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis 351e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis /// \brief Set of ObjC interfaces that have categories chained to them in 352e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis /// other modules. 353e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis llvm::DenseSet<serialization::GlobalDeclID> ObjCChainedCategoriesInterfaces; 354e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis 355681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl /// \brief Read the records that describe the contents of declcontexts. 3561a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor bool ReadDeclContextStorage(ModuleFile &M, 3570d95f77ba180aee35b74f3bf9f8543477f3af543Douglas Gregor llvm::BitstreamCursor &Cursor, 358681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl const std::pair<uint64_t, uint64_t> &Offsets, 3590d95f77ba180aee35b74f3bf9f8543477f3af543Douglas Gregor serialization::DeclContextInfo &Info); 360681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl 3612b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor /// \brief A vector containing identifiers that have already been 3622b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor /// loaded. 3632b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor /// 3642b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor /// If the pointer at index I is non-NULL, then it refers to the 3652b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor /// IdentifierInfo for the identifier with ID=I+1 that has already 3662b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor /// been loaded. 3672b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor std::vector<IdentifierInfo *> IdentifiersLoaded; 368afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 3691a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef ContinuousRangeMap<serialization::IdentID, ModuleFile *, 4> 37067268d02388d3d25107fa9cf4998c35246255a65Douglas Gregor GlobalIdentifierMapType; 371ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 37267268d02388d3d25107fa9cf4998c35246255a65Douglas Gregor /// \brief Mapping from global identifer IDs to the module in which the 37367268d02388d3d25107fa9cf4998c35246255a65Douglas Gregor /// identifier resides along with the offset that should be added to the 37467268d02388d3d25107fa9cf4998c35246255a65Douglas Gregor /// global identifier ID to produce a local ID. 37567268d02388d3d25107fa9cf4998c35246255a65Douglas Gregor GlobalIdentifierMapType GlobalIdentifierMap; 37667268d02388d3d25107fa9cf4998c35246255a65Douglas Gregor 37726ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// \brief A vector containing submodules that have already been loaded. 37826ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// 37926ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// This vector is indexed by the Submodule ID (-1). NULL submodule entries 38026ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// indicate that the particular submodule ID has not yet been loaded. 38126ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor SmallVector<Module *, 2> SubmodulesLoaded; 38226ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor 38326ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor typedef ContinuousRangeMap<serialization::SubmoduleID, ModuleFile *, 4> 38426ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor GlobalSubmoduleMapType; 38526ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor 38626ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// \brief Mapping from global submodule IDs to the module file in which the 38726ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// submodule resides along with the offset that should be added to the 38826ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// global submodule ID to produce a local ID. 38926ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor GlobalSubmoduleMapType GlobalSubmoduleMap; 39026ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor 391ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// \brief A set of hidden declarations. 3921329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor typedef llvm::SmallVector<llvm::PointerUnion<Decl *, IdentifierInfo *>, 2> 3931329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor HiddenNames; 394ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor 395ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor typedef llvm::DenseMap<Module *, HiddenNames> HiddenNamesMapType; 396ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor 397ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// \brief A mapping from each of the hidden submodules to the deserialized 398ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// declarations in that submodule that could be made visible. 399ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor HiddenNamesMapType HiddenNamesMap; 400ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor 40155988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor 40255988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor /// \brief A module import or export that hasn't yet been resolved. 40355988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor struct UnresolvedModuleImportExport { 404af13bfc3b40aa4a46f4e71d200ecfb10f45297fcDouglas Gregor /// \brief The file in which this module resides. 405af13bfc3b40aa4a46f4e71d200ecfb10f45297fcDouglas Gregor ModuleFile *File; 406af13bfc3b40aa4a46f4e71d200ecfb10f45297fcDouglas Gregor 40755988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor /// \brief The module that is importing or exporting. 40855988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor Module *Mod; 409af13bfc3b40aa4a46f4e71d200ecfb10f45297fcDouglas Gregor 410af13bfc3b40aa4a46f4e71d200ecfb10f45297fcDouglas Gregor /// \brief The local ID of the module that is being exported. 41155988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor unsigned ID; 41255988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor 41355988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor /// \brief Whether this is an import (vs. an export). 41455988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor unsigned IsImport : 1; 41555988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor 41655988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor /// \brief Whether this is a wildcard export. 41755988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor unsigned IsWildcard : 1; 418af13bfc3b40aa4a46f4e71d200ecfb10f45297fcDouglas Gregor }; 419af13bfc3b40aa4a46f4e71d200ecfb10f45297fcDouglas Gregor 42055988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor /// \brief The set of module imports and exports that still need to be 42155988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor /// resolved. 42255988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor llvm::SmallVector<UnresolvedModuleImportExport, 2> 42355988680ece66b8e505ee136b35e74fcb1173aeeDouglas Gregor UnresolvedModuleImportExports; 424af13bfc3b40aa4a46f4e71d200ecfb10f45297fcDouglas Gregor 4251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief A vector containing selectors that have already been loaded. 42683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor /// 42783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor /// This vector is indexed by the Selector ID (-1). NULL selector 42883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor /// entries indicate that the particular selector ID has not yet 42983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor /// been loaded. 430686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<Selector, 16> SelectorsLoaded; 431725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 4321a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef ContinuousRangeMap<serialization::SelectorID, ModuleFile *, 4> 43396958cbe6fb423ab2446629ead5f1b138398433cDouglas Gregor GlobalSelectorMapType; 434ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 43596958cbe6fb423ab2446629ead5f1b138398433cDouglas Gregor /// \brief Mapping from global selector IDs to the module in which the 43696958cbe6fb423ab2446629ead5f1b138398433cDouglas Gregor /// selector resides along with the offset that should be added to the 43796958cbe6fb423ab2446629ead5f1b138398433cDouglas Gregor /// global selector ID to produce a local ID. 43896958cbe6fb423ab2446629ead5f1b138398433cDouglas Gregor GlobalSelectorMapType GlobalSelectorMap; 43996958cbe6fb423ab2446629ead5f1b138398433cDouglas Gregor 440295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor /// \brief Mapping from identifiers that represent macros whose definitions 441295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor /// have not yet been deserialized to the global offset where the macro 442295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor /// record resides. 443295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor llvm::DenseMap<IdentifierInfo *, uint64_t> UnreadMacroRecordOffsets; 4444c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor 4451a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor typedef ContinuousRangeMap<unsigned, ModuleFile *, 4> 4464c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor GlobalPreprocessedEntityMapType; 447ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 4484c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor /// \brief Mapping from global preprocessing entity IDs to the module in 4494c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor /// which the preprocessed entity resides along with the offset that should be 4504c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor /// added to the global preprocessing entitiy ID to produce a local ID. 4514c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor GlobalPreprocessedEntityMapType GlobalPreprocessedEntityMap; 452ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 453892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \name CodeGen-relevant special data 454892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief Fields containing data that is relevant to CodeGen. 455892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl //@{ 456892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl 457892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief The IDs of all declarations that fulfill the criteria of 458892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// "interesting" decls. 459892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// 460892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// This contains the data loaded from all EXTERNAL_DEFINITIONS blocks in the 461892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// chain. The referenced declarations are deserialized and passed to the 462892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// consumer eagerly. 463686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 16> ExternalDefinitions; 464fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor 465892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief The IDs of all tentative definitions stored in the the chain. 466892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// 467892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// Sema keeps track of all tentative definitions in a TU because it has to 468892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// complete them and pass them on to CodeGen. Thus, tentative definitions in 469892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// the PCH chain must be eagerly deserialized. 470686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 16> TentativeDefinitions; 471892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl 472892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief The IDs of all CXXRecordDecls stored in the chain whose VTables are 473892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// used. 474892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// 475892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// CodeGen has to emit VTables for these records, so they have to be eagerly 476892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// deserialized. 477686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 64> VTableUses; 478892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl 479f2abb52acbba25ad93a1ecdc24d994b9694803a1Douglas Gregor /// \brief A snapshot of the pending instantiations in the chain. 480f2abb52acbba25ad93a1ecdc24d994b9694803a1Douglas Gregor /// 481f2abb52acbba25ad93a1ecdc24d994b9694803a1Douglas Gregor /// This record tracks the instantiations that Sema has to perform at the 482f2abb52acbba25ad93a1ecdc24d994b9694803a1Douglas Gregor /// end of the TU. It consists of a pair of values for every pending 483f2abb52acbba25ad93a1ecdc24d994b9694803a1Douglas Gregor /// instantiation where the first value is the ID of the decl and the second 484f2abb52acbba25ad93a1ecdc24d994b9694803a1Douglas Gregor /// is the instantiation location. 485f2abb52acbba25ad93a1ecdc24d994b9694803a1Douglas Gregor SmallVector<uint64_t, 64> PendingInstantiations; 486f2abb52acbba25ad93a1ecdc24d994b9694803a1Douglas Gregor 487892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl //@} 488892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl 489d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// \name DiagnosticsEngine-relevant special data 490892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief Fields containing data that is used for generating diagnostics 491892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl //@{ 492892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl 493892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief A snapshot of Sema's unused file-scoped variable tracking, for 494892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// generating warnings. 495686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 16> UnusedFileScopedDecls; 4964c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 497ebcbe1d3dc7d4f0c1f540a632fa0684dd0a857d5Sean Hunt /// \brief A list of all the delegating constructors we've seen, to diagnose 498ebcbe1d3dc7d4f0c1f540a632fa0684dd0a857d5Sean Hunt /// cycles. 499686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 4> DelegatingCtorDecls; 500ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 5018451ec7e709baf777bec07dc70653e0c523dd120Douglas Gregor /// \brief Method selectors used in a @selector expression. Used for 5028451ec7e709baf777bec07dc70653e0c523dd120Douglas Gregor /// implementation of -Wselector. 5038451ec7e709baf777bec07dc70653e0c523dd120Douglas Gregor SmallVector<uint64_t, 64> ReferencedSelectorsData; 504ebcbe1d3dc7d4f0c1f540a632fa0684dd0a857d5Sean Hunt 505892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief A snapshot of Sema's weak undeclared identifier tracking, for 506892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// generating warnings. 507686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 64> WeakUndeclaredIdentifiers; 50814c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 509892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief The IDs of type aliases for ext_vectors that exist in the chain. 510892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// 511892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// Used by Sema for finding sugared names for ext_vectors in diagnostics. 512686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 4> ExtVectorDecls; 513b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 514892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl //@} 515d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 516892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \name Sema-relevant special data 517892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief Fields containing data that is used for semantic analysis 518892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl //@{ 519892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl 520892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief The IDs of all locally scoped external decls in the chain. 521892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// 522892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// Sema tracks these to validate that the types are consistent across all 523892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// local external declarations. 524686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 16> LocallyScopedExternalDecls; 525d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 526892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief The IDs of all dynamic class declarations in the chain. 527892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// 528892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// Sema tracks these because it checks for the key functions being defined 529892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// at the end of the TU, in which case it directs CodeGen to emit the VTable. 530686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 16> DynamicClasses; 531892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl 532892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// \brief The IDs of the declarations Sema stores directly. 533892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// 534892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl /// Sema tracks a few important decls, such as namespace std, directly. 535686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 4> SemaDeclRefs; 53676c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 537e41f985c15d15fce8390ebffb49dc75447c8f0f6Sebastian Redl /// \brief The IDs of the types ASTContext stores directly. 538e41f985c15d15fce8390ebffb49dc75447c8f0f6Sebastian Redl /// 539e41f985c15d15fce8390ebffb49dc75447c8f0f6Sebastian Redl /// The AST context tracks a few important types, such as va_list, directly. 540686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 16> SpecialTypes; 541e41f985c15d15fce8390ebffb49dc75447c8f0f6Sebastian Redl 54214b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne /// \brief The IDs of CUDA-specific declarations ASTContext stores directly. 54314b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne /// 54414b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne /// The AST context tracks a few important decls, currently cudaConfigureCall, 54514b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne /// directly. 546686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 2> CUDASpecialDeclRefs; 54714b6ba77710d6431794d65c7d58c6f29c3dc956ePeter Collingbourne 54884bccea1ad9fd8bc1f4ec3d1fc5dd8d15dabffbcPeter Collingbourne /// \brief The floating point pragma option settings. 549686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 1> FPPragmaOptions; 55084bccea1ad9fd8bc1f4ec3d1fc5dd8d15dabffbcPeter Collingbourne 55184bccea1ad9fd8bc1f4ec3d1fc5dd8d15dabffbcPeter Collingbourne /// \brief The OpenCL extension settings. 552686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 1> OpenCLExtensions; 55384bccea1ad9fd8bc1f4ec3d1fc5dd8d15dabffbcPeter Collingbourne 554d8bba9c15230d2b1b3893e272106aa79efc50251Douglas Gregor /// \brief A list of the namespaces we've seen. 555686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint64_t, 4> KnownNamespaces; 556d8bba9c15230d2b1b3893e272106aa79efc50251Douglas Gregor 557f6137e4d15cb6bbd10547267babfc699c1945873Douglas Gregor /// \brief A list of modules that were imported by precompiled headers or 558f6137e4d15cb6bbd10547267babfc699c1945873Douglas Gregor /// any other non-module AST file. 559f6137e4d15cb6bbd10547267babfc699c1945873Douglas Gregor SmallVector<serialization::SubmoduleID, 2> ImportedModules; 560892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl //@} 561892ac04155aad22f8172d06a929e09cf51e8bc68Sebastian Redl 5623c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief The original file name that was used to build the primary AST file, 5633c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// which may have been modified for relocatable-pch support. 564b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor std::string OriginalFileName; 565b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 5663c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief The actual original file name that was used to build the primary 5673c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// AST file. 5687b5a1210d93ca62ecd61800f245c87259b1f8f79Daniel Dunbar std::string ActualOriginalFileName; 5697b5a1210d93ca62ecd61800f245c87259b1f8f79Daniel Dunbar 57031d375f056447d4e2418275d4913661d3bfedb3eDouglas Gregor /// \brief The file ID for the original file that was used to build the 57131d375f056447d4e2418275d4913661d3bfedb3eDouglas Gregor /// primary AST file. 57231d375f056447d4e2418275d4913661d3bfedb3eDouglas Gregor FileID OriginalFileID; 573ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 5748e3df4d0864f0a966c20088ca1a29c3398b7639dArgyrios Kyrtzidis /// \brief The directory that the PCH was originally created in. Used to 5758e3df4d0864f0a966c20088ca1a29c3398b7639dArgyrios Kyrtzidis /// allow resolving headers even after headers+PCH was moved to a new path. 5768e3df4d0864f0a966c20088ca1a29c3398b7639dArgyrios Kyrtzidis std::string OriginalDir; 5778e3df4d0864f0a966c20088ca1a29c3398b7639dArgyrios Kyrtzidis 5788e3df4d0864f0a966c20088ca1a29c3398b7639dArgyrios Kyrtzidis /// \brief The directory that the PCH we are reading is stored in. 5798e3df4d0864f0a966c20088ca1a29c3398b7639dArgyrios Kyrtzidis std::string CurrentDir; 5808e3df4d0864f0a966c20088ca1a29c3398b7639dArgyrios Kyrtzidis 581e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// \brief Whether this precompiled header is a relocatable PCH file. 582e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor bool RelocatablePCH; 5831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief The system include root to be used when loading the 585e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// precompiled header. 586832d620b4ae0fc5fe28561b885b4cfc65cf5c9abDouglas Gregor std::string isysroot; 5871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 588fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor /// \brief Whether to disable the normal validation performed on precompiled 589fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor /// headers when they are loaded. 590fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor bool DisableValidation; 591ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 5928ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor /// \brief Whether to disable the use of stat caches in AST files. 5938ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor bool DisableStatCache; 5948ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor 5953c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Mapping from switch-case IDs in the chain to switch-case statements 596e41f985c15d15fce8390ebffb49dc75447c8f0f6Sebastian Redl /// 597e41f985c15d15fce8390ebffb49dc75447c8f0f6Sebastian Redl /// Statements usually don't have IDs, but switch cases need them, so that the 598e41f985c15d15fce8390ebffb49dc75447c8f0f6Sebastian Redl /// switch statement can refer to them. 599025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor std::map<unsigned, SwitchCase *> SwitchCaseStmts; 600025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 6014fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor /// \brief The number of stat() calls that hit/missed the stat 6024fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor /// cache. 6034fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned NumStatHits, NumStatMisses; 6044fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 6057f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor /// \brief The number of source location entries de-serialized from 6067f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor /// the PCH file. 6077f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned NumSLocEntriesRead; 6087f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 6093c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief The number of source location entries in the chain. 610518d8cb31d26ea098eba79274abbfae1b4976853Sebastian Redl unsigned TotalNumSLocEntries; 611518d8cb31d26ea098eba79274abbfae1b4976853Sebastian Redl 6123e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor /// \brief The number of statements (and expressions) de-serialized 6133c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// from the chain. 6143e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor unsigned NumStatementsRead; 6153e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor 6163e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor /// \brief The total number of statements (and expressions) stored 6173c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// in the chain. 6183e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor unsigned TotalNumStatements; 6193e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor 6203c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief The number of macros de-serialized from the chain. 62137e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor unsigned NumMacrosRead; 6222512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor 6233c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief The total number of macros stored in the chain. 624fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl unsigned TotalNumMacros; 625fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl 626725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl /// \brief The number of selectors that have been read. 627725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl unsigned NumSelectorsRead; 62883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 629fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl /// \brief The number of method pool entries that have been read. 630fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl unsigned NumMethodPoolEntriesRead; 63183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 632fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl /// \brief The number of times we have looked up a selector in the method 633fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl /// pool and not found anything interesting. 634fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl unsigned NumMethodPoolMisses; 635fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl 636fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl /// \brief The total number of method pool entries in the selector table. 637fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl unsigned TotalNumMethodPoolEntries; 63837e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor 6392512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor /// Number of lexical decl contexts read/total. 6402512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor unsigned NumLexicalDeclContextsRead, TotalLexicalDeclContexts; 6412512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor 6422512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor /// Number of visible decl contexts read/total. 6432512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor unsigned NumVisibleDeclContextsRead, TotalVisibleDeclContexts; 644ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 6451da901467f72d1733704b068e22089813a1962fdJonathan D. Turner /// Total size of modules, in bits, currently loaded 6461da901467f72d1733704b068e22089813a1962fdJonathan D. Turner uint64_t TotalModulesSizeInBits; 6471da901467f72d1733704b068e22089813a1962fdJonathan D. Turner 64829ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis /// \brief Number of Decl/types that are currently deserializing. 64929ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis unsigned NumCurrentElementsDeserializing; 6501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6511da901467f72d1733704b068e22089813a1962fdJonathan D. Turner /// Number of CXX base specifiers currently loaded 6521da901467f72d1733704b068e22089813a1962fdJonathan D. Turner unsigned NumCXXBaseSpecifiersLoaded; 6531da901467f72d1733704b068e22089813a1962fdJonathan D. Turner 6541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief An IdentifierInfo that has been loaded but whose top-level 655d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor /// declarations of the same name have not (yet) been loaded. 656d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor struct PendingIdentifierInfo { 657d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor IdentifierInfo *II; 658686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<uint32_t, 4> DeclIDs; 659d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor }; 6601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6613c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief The set of identifiers that were read while the AST reader was 6621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// (recursively) loading declarations. 6631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// 664d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor /// The declarations on the identifier chain for these identifiers will be 665d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor /// loaded once the recursive loading has completed. 666d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor std::deque<PendingIdentifierInfo> PendingIdentifierInfos; 6671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 668c62a2fe1957626bc4b29402b2d0a3694dfaa3280Douglas Gregor /// \brief Contains declarations and definitions that will be 669c62a2fe1957626bc4b29402b2d0a3694dfaa3280Douglas Gregor /// "interesting" to the ASTConsumer, when we get that AST consumer. 670c62a2fe1957626bc4b29402b2d0a3694dfaa3280Douglas Gregor /// 671c62a2fe1957626bc4b29402b2d0a3694dfaa3280Douglas Gregor /// "Interesting" declarations are those that have data that may 672c62a2fe1957626bc4b29402b2d0a3694dfaa3280Douglas Gregor /// need to be emitted, such as inline function definitions or 673c62a2fe1957626bc4b29402b2d0a3694dfaa3280Douglas Gregor /// Objective-C protocols. 674bb80a8e8887c1ec74ee135d4ad9455eafedf1508Argyrios Kyrtzidis std::deque<Decl *> InterestingDecls; 675c62a2fe1957626bc4b29402b2d0a3694dfaa3280Douglas Gregor 6760895d1513772eca5a20c552976209fd7f58b993fArgyrios Kyrtzidis /// \brief We delay loading of the previous declaration chain to avoid 6770895d1513772eca5a20c552976209fd7f58b993fArgyrios Kyrtzidis /// deeply nested calls when there are many redeclarations. 6780895d1513772eca5a20c552976209fd7f58b993fArgyrios Kyrtzidis std::deque<std::pair<Decl *, serialization::DeclID> > PendingPreviousDecls; 6790895d1513772eca5a20c552976209fd7f58b993fArgyrios Kyrtzidis 680a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// \brief The list of redeclaration chains that still need to be 681a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// reconstructed. 682a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// 683a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// Each element is the global declaration ID of the first declaration in 684a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// the chain. Elements in this vector should be unique; use 685a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// PendingDeclChainsKnown to ensure uniqueness. 686a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor llvm::SmallVector<serialization::DeclID, 16> PendingDeclChains; 687a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor 688a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// \brief Keeps track of the elements added to PendingDeclChains. 689a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor llvm::SmallSet<serialization::DeclID, 16> PendingDeclChainsKnown; 690a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor 6915a174990e84b33b20761f2fde51169400dd87f2eArgyrios Kyrtzidis /// \brief We delay loading the chain of objc categories after recursive 6925a174990e84b33b20761f2fde51169400dd87f2eArgyrios Kyrtzidis /// loading of declarations is finished. 6935a174990e84b33b20761f2fde51169400dd87f2eArgyrios Kyrtzidis std::vector<std::pair<ObjCInterfaceDecl *, serialization::DeclID> > 6945a174990e84b33b20761f2fde51169400dd87f2eArgyrios Kyrtzidis PendingChainedObjCCategories; 6955a174990e84b33b20761f2fde51169400dd87f2eArgyrios Kyrtzidis 6960895d1513772eca5a20c552976209fd7f58b993fArgyrios Kyrtzidis /// \brief Ready to load the previous declaration of the given Decl. 6970895d1513772eca5a20c552976209fd7f58b993fArgyrios Kyrtzidis void loadAndAttachPreviousDecl(Decl *D, serialization::DeclID ID); 6980895d1513772eca5a20c552976209fd7f58b993fArgyrios Kyrtzidis 699919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis /// \brief When reading a Stmt tree, Stmt operands are placed in this stack. 700686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<Stmt *, 16> StmtStack; 701919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis 702919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis /// \brief What kind of records we are reading. 703919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis enum ReadingKind { 704919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis Read_Decl, Read_Type, Read_Stmt 705919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis }; 706919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis 707ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie /// \brief What kind of records we are reading. 708919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis ReadingKind ReadingKind; 709919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis 710919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis /// \brief RAII object to change the reading kind. 711919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis class ReadingKindTracker { 712c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl ASTReader &Reader; 713919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis enum ReadingKind PrevKind; 714919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis 715919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis ReadingKindTracker(const ReadingKindTracker&); // do not implement 716919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis ReadingKindTracker &operator=(const ReadingKindTracker&);// do not implement 717919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis 718919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis public: 719c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl ReadingKindTracker(enum ReadingKind newKind, ASTReader &reader) 720919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis : Reader(reader), PrevKind(Reader.ReadingKind) { 721919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis Reader.ReadingKind = newKind; 722919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis } 723919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis 724919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis ~ReadingKindTracker() { Reader.ReadingKind = PrevKind; } 725919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis }; 726919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis 7273c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief All predefines buffers in the chain, to be treated as if 7287e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl /// concatenated. 7297e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl PCHPredefinesBlocks PCHPredefinesBuffers; 73092b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor 731e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// \brief Suggested contents of the predefines buffer, after this 732e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// PCH file has been processed. 733e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// 734e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// In most cases, this string will be empty, because the predefines 735e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// buffer computed to build the PCH file will be identical to the 736e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// predefines buffer computed from the command line. However, when 737e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// there are differences that the PCH reader can work around, this 738e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// predefines buffer may contain additional definitions. 739e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor std::string SuggestedPredefines; 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 741919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis /// \brief Reads a statement from the specified cursor. 7421a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor Stmt *ReadStmtFromStream(ModuleFile &F); 743919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis 744b68ffb107a86f5e3851e8108c712b64dd16ba258Argyrios Kyrtzidis /// \brief Get a FileEntry out of stored-in-PCH filename, making sure we take 745b68ffb107a86f5e3851e8108c712b64dd16ba258Argyrios Kyrtzidis /// into account all the necessary relocations. 746686775deca8b8685eb90801495880e3abdd844c2Chris Lattner const FileEntry *getFileEntry(StringRef filename); 747b68ffb107a86f5e3851e8108c712b64dd16ba258Argyrios Kyrtzidis 748e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor void MaybeAddSystemRootToFilename(std::string &Filename); 7491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 75010bc00fd45824f9b5cd139d63af8b0f6d28aaddaDouglas Gregor ASTReadResult ReadASTCore(StringRef FileName, ModuleKind Type, 7511a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ModuleFile *ImportedBy); 7521a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ASTReadResult ReadASTBlock(ModuleFile &F); 7537e9ad8b4fd446ca7cc0e630edee56d8fcc4553deSebastian Redl bool CheckPredefinesBuffers(); 7541a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor bool ParseLineTable(ModuleFile &F, SmallVectorImpl<uint64_t> &Record); 7551a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ASTReadResult ReadSourceManagerBlock(ModuleFile &F); 756f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor ASTReadResult ReadSLocEntryRecord(int ID); 757f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor llvm::BitstreamCursor &SLocCursorForID(int ID); 7581a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor SourceLocation getImportLocation(ModuleFile *F); 7591a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ASTReadResult ReadSubmoduleBlock(ModuleFile &F); 760686775deca8b8685eb90801495880e3abdd844c2Chris Lattner bool ParseLanguageOptions(const SmallVectorImpl<uint64_t> &Record); 761392ed2b717d86ebdd202cb9bb58d18d8b3b4cd87Douglas Gregor 762c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl struct RecordLocation { 7631a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor RecordLocation(ModuleFile *M, uint64_t O) 764c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl : F(M), Offset(O) {} 7651a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ModuleFile *F; 766c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl uint64_t Offset; 767c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl }; 768aaec0aa844781dc7c3462ba140e004e589ccd355Sebastian Redl 769393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor QualType readTypeRecord(unsigned Index); 770aaec0aa844781dc7c3462ba140e004e589ccd355Sebastian Redl RecordLocation TypeCursorForIndex(unsigned Index); 7712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void LoadedDecl(unsigned Index, Decl *D); 772496c709a6f08f5c502b6f592ddd9ed40f953a5e5Douglas Gregor Decl *ReadDeclRecord(serialization::DeclID ID); 7739d31fa75bc05fe4cb903a7701550f22cfb73ea8bArgyrios Kyrtzidis RecordLocation DeclCursorForID(serialization::DeclID ID, 7749d31fa75bc05fe4cb903a7701550f22cfb73ea8bArgyrios Kyrtzidis unsigned &RawLocation); 7756bf2b9fbd3e3adc38d4712de79aeaa81d651aa08Douglas Gregor void loadDeclUpdateRecords(serialization::DeclID ID, Decl *D); 776a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor void loadPendingDeclChain(serialization::GlobalDeclID ID); 777e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis void loadObjCChainedCategories(serialization::GlobalDeclID ID, 778e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis ObjCInterfaceDecl *D); 779ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 7808f1231b70c2b1f6fe0cee097b447487b26810301Douglas Gregor RecordLocation getLocalBitOffset(uint64_t GlobalOffset); 7811a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor uint64_t getGlobalBitOffset(ModuleFile &M, uint32_t LocalOffset); 7822dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis 7832dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis /// \brief Returns the first preprocessed entity ID that ends after \arg BLoc. 7842dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis serialization::PreprocessedEntityID 7852dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis findBeginPreprocessedEntity(SourceLocation BLoc) const; 7862dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis 787ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie /// \brief Returns the first preprocessed entity ID that begins after \arg 788ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie /// ELoc. 7892dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis serialization::PreprocessedEntityID 7902dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis findEndPreprocessedEntity(SourceLocation ELoc) const; 7912dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis 7922dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis /// \brief \arg SLocMapI points at a chunk of a module that contains no 7932dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis /// preprocessed entities or the entities it contains are not the ones we are 7942dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis /// looking for. Find the next module that contains entities and return the ID 7952dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis /// of the first entry. 7962dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis serialization::PreprocessedEntityID 7972dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis findNextPreprocessedEntity( 7982dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis GlobalSLocOffsetMapType::const_iterator SLocMapI) const; 7992dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis 8001a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor /// \brief Returns (ModuleFile, Local index) pair for \arg GlobalIndex of a 801f226ff9fe8c8db6c5b74a61ce649eda1491c3502Argyrios Kyrtzidis /// preprocessed entity. 8021a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor std::pair<ModuleFile *, unsigned> 803f226ff9fe8c8db6c5b74a61ce649eda1491c3502Argyrios Kyrtzidis getModulePreprocessedEntity(unsigned GlobalIndex); 804f226ff9fe8c8db6c5b74a61ce649eda1491c3502Argyrios Kyrtzidis 805bb80a8e8887c1ec74ee135d4ad9455eafedf1508Argyrios Kyrtzidis void PassInterestingDeclsToConsumer(); 8068d39c3ddfc17d9e768a17eb0ce9f11c33bf9d50aArgyrios Kyrtzidis void PassInterestingDeclToConsumer(Decl *D); 807bb80a8e8887c1ec74ee135d4ad9455eafedf1508Argyrios Kyrtzidis 808917078386b9b5113f33c093e296e10927b00b37eArgyrios Kyrtzidis void finishPendingActions(); 809917078386b9b5113f33c093e296e10927b00b37eArgyrios Kyrtzidis 810a02b147b66ff9f1a22bac4ec7fd1b0d54a40e5bfDouglas Gregor /// \brief Produce an error diagnostic and return true. 811a02b147b66ff9f1a22bac4ec7fd1b0d54a40e5bfDouglas Gregor /// 812a02b147b66ff9f1a22bac4ec7fd1b0d54a40e5bfDouglas Gregor /// This routine should only be used for fatal errors that have to 8133c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// do with non-routine failures (e.g., corrupted AST file). 814686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void Error(StringRef Msg); 815686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void Error(unsigned DiagID, StringRef Arg1 = StringRef(), 816686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Arg2 = StringRef()); 817a02b147b66ff9f1a22bac4ec7fd1b0d54a40e5bfDouglas Gregor 818c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl ASTReader(const ASTReader&); // do not implement 819c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl ASTReader &operator=(const ASTReader &); // do not implement 8202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorpublic: 821686775deca8b8685eb90801495880e3abdd844c2Chris Lattner typedef SmallVector<uint64_t, 64> RecordData; 8222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 8233c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Load the AST file and validate its contents against the given 82411e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis /// Preprocessor. 825e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// 826e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// \param PP the preprocessor associated with the context in which this 827e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// precompiled header will be loaded. 828e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// 829e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// \param Context the AST context that this precompiled header will be 830e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// loaded into. 831e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// 832e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// \param isysroot If non-NULL, the system include path specified by the 833e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// user. This is only used with relocatable PCH files. If non-NULL, 834e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor /// a relocatable PCH file will use the default path "/". 835fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor /// 8363c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \param DisableValidation If true, the AST reader will suppress most 837fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor /// of its regular consistency checking, allowing the use of precompiled 838fae3b2f4743dad616623c4df2fdb0f5128bd36d9Douglas Gregor /// headers that cannot be determined to be compatible. 8398ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor /// 8408ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor /// \param DisableStatCache If true, the AST reader will ignore the 8418ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor /// stat cache in the AST files. This performance pessimization can 8428ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor /// help when an AST file is being used in cases where the 8438ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor /// underlying files in the file system may have changed, but 8448ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor /// parsing should still continue. 845f8a1e51c48761ee1d7803c3fa35ac94f42ebb55eDouglas Gregor ASTReader(Preprocessor &PP, ASTContext &Context, StringRef isysroot = "", 8468ef6c8cb6c5627240e2339fd7062c9873f821d7eDouglas Gregor bool DisableValidation = false, bool DisableStatCache = false); 8471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 848c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl ~ASTReader(); 8492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 8502dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis SourceManager &getSourceManager() const { return SourceMgr; } 851ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 85210bc00fd45824f9b5cd139d63af8b0f6d28aaddaDouglas Gregor /// \brief Load the AST file designated by the given file name. 85372a9ae18553bf8b6bdad84d2c54f73741a47e275Douglas Gregor ASTReadResult ReadAST(const std::string &FileName, ModuleKind Type); 8541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 855b68ffb107a86f5e3851e8108c712b64dd16ba258Argyrios Kyrtzidis /// \brief Checks that no file that is stored in PCH is out-of-sync with 856b68ffb107a86f5e3851e8108c712b64dd16ba258Argyrios Kyrtzidis /// the actual file in the file system. 8571a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ASTReadResult validateFileEntries(ModuleFile &M); 858b68ffb107a86f5e3851e8108c712b64dd16ba258Argyrios Kyrtzidis 8595e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor /// \brief Make the entities in the given module and any of its (non-explicit) 8605e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor /// submodules visible to name lookup. 8615e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor /// 8625e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor /// \param Mod The module whose names should be made visible. 8635e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor /// 8645e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor /// \param Visibility The level of visibility to give the names in the module. 8655e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor /// Visibility can only be increased over time. 8665e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor void makeModuleVisible(Module *Mod, 8675e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor Module::NameVisibilityKind NameVisibility); 8685e35693721364673f8196e4f5a370f56b92e6053Douglas Gregor 869ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// \brief Make the names within this set of hidden names visible. 870ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor void makeNamesVisible(const HiddenNames &Names); 871ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor 8723c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Set the AST callbacks listener. 873571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl void setListener(ASTReaderListener *listener) { 87411e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis Listener.reset(listener); 87511e51106329c550d008fad2c657c053d81611ea8Argyrios Kyrtzidis } 8761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8773c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Set the AST deserialization listener. 878571db7f0cb31789737be92fce1c1b738e6dbe795Sebastian Redl void setDeserializationListener(ASTDeserializationListener *Listener); 87930c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 880359427794704666ff7a5a933ace11c5256fa3af7Douglas Gregor /// \brief Initializes the ASTContext 881359427794704666ff7a5a933ace11c5256fa3af7Douglas Gregor void InitializeContext(); 8822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 883c24a1eef40207457692a1ad597cefdd0dc8fa149Jonathan D. Turner /// \brief Add in-memory (virtual file) buffer. 884c24a1eef40207457692a1ad597cefdd0dc8fa149Jonathan D. Turner void addInMemoryBuffer(StringRef &FileName, llvm::MemoryBuffer *Buffer) { 885c24a1eef40207457692a1ad597cefdd0dc8fa149Jonathan D. Turner ModuleMgr.addInMemoryBuffer(FileName, Buffer); 886b0f4b9a558933b307073f7cd7753602f94354ae9Argyrios Kyrtzidis } 887b0f4b9a558933b307073f7cd7753602f94354ae9Argyrios Kyrtzidis 888ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// \brief Finalizes the AST reader's state before writing an AST file to 889ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// disk. 890ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// 891ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// This operation may undo temporary state in the AST that should not be 892ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor /// emitted. 893ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor void finalizeForWriting(); 894ecc2c090e7146c029dd9ee9a5a2fd66b275c01c0Douglas Gregor 895e95b9198b8b70ce0219cfb89483b41102e02dbf5Douglas Gregor /// \brief Retrieve the module manager. 896e95b9198b8b70ce0219cfb89483b41102e02dbf5Douglas Gregor ModuleManager &getModuleManager() { return ModuleMgr; } 897e19944c93961b7618f4f3f3185f698f46369ea54Steve Naroff 898d10a381d92a60d4f4c126c4e81045c8ad4636a0bDouglas Gregor /// \brief Retrieve the preprocessor. 899712f2fcb70ae2eb0cb684d565e7d2cb76881006bDouglas Gregor Preprocessor &getPreprocessor() const { return PP; } 900ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 9011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieve the name of the original source file name 902b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor const std::string &getOriginalSourceFile() { return OriginalFileName; } 903b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 9043c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Retrieve the name of the original source file name directly from 9053c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// the AST file, without actually loading the AST file. 9063c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl static std::string getOriginalSourceFile(const std::string &ASTFileName, 907389db16c63eec6ecfa9b235155252d8da766e94eArgyrios Kyrtzidis FileManager &FileMgr, 908d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &Diags); 909b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 910e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// \brief Returns the suggested contents of the predefines buffer, 911e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// which contains a (typically-empty) subset of the predefines 912e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor /// build prior to including the precompiled header. 913e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor const std::string &getSuggestedPredefines() { return SuggestedPredefines; } 914e24692b30adbe8144597678a0e3354912e99c747Argyrios Kyrtzidis 915e24692b30adbe8144597678a0e3354912e99c747Argyrios Kyrtzidis /// \brief Read a preallocated preprocessed entity from the external source. 916e24692b30adbe8144597678a0e3354912e99c747Argyrios Kyrtzidis /// 917e24692b30adbe8144597678a0e3354912e99c747Argyrios Kyrtzidis /// \returns null if an error occurred that prevented the preprocessed 918e24692b30adbe8144597678a0e3354912e99c747Argyrios Kyrtzidis /// entity from being loaded. 919e24692b30adbe8144597678a0e3354912e99c747Argyrios Kyrtzidis virtual PreprocessedEntity *ReadPreprocessedEntity(unsigned Index); 920e721f95069d42b899c20c1caabdc6184dd42b820Douglas Gregor 9212dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis /// \brief Returns a pair of [Begin, End) indices of preallocated 9222dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis /// preprocessed entities that \arg Range encompasses. 9232dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis virtual std::pair<unsigned, unsigned> 9242dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis findPreprocessedEntitiesInRange(SourceRange Range); 925ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 926f226ff9fe8c8db6c5b74a61ce649eda1491c3502Argyrios Kyrtzidis /// \brief Optionally returns true or false if the preallocated preprocessed 927f226ff9fe8c8db6c5b74a61ce649eda1491c3502Argyrios Kyrtzidis /// entity with index \arg Index came from file \arg FID. 928f226ff9fe8c8db6c5b74a61ce649eda1491c3502Argyrios Kyrtzidis virtual llvm::Optional<bool> isPreprocessedEntityInFileID(unsigned Index, 929f226ff9fe8c8db6c5b74a61ce649eda1491c3502Argyrios Kyrtzidis FileID FID); 9302dbaca748bc3eb6539f417bd8354c930bdf88fa4Argyrios Kyrtzidis 931cfbf1c7536e016dc275139dd842d4a5f059a749fDouglas Gregor /// \brief Read the header file information for the given file entry. 932cfbf1c7536e016dc275139dd842d4a5f059a749fDouglas Gregor virtual HeaderFileInfo GetHeaderFileInfo(const FileEntry *FE); 933cfbf1c7536e016dc275139dd842d4a5f059a749fDouglas Gregor 934d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie void ReadPragmaDiagnosticMappings(DiagnosticsEngine &Diag); 935f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis 936f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl /// \brief Returns the number of source locations found in the chain. 9370fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl unsigned getTotalNumSLocs() const { 9380fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl return TotalNumSLocEntries; 9390fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl } 9400fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl 941f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl /// \brief Returns the number of identifiers found in the chain. 942f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl unsigned getTotalNumIdentifiers() const { 943f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl return static_cast<unsigned>(IdentifiersLoaded.size()); 944f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl } 945f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl 946e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl /// \brief Returns the number of types found in the chain. 94777a3c9ede5cdb26b5eb3001e82bb0a36ca997e1fSebastian Redl unsigned getTotalNumTypes() const { 94877a3c9ede5cdb26b5eb3001e82bb0a36ca997e1fSebastian Redl return static_cast<unsigned>(TypesLoaded.size()); 94977a3c9ede5cdb26b5eb3001e82bb0a36ca997e1fSebastian Redl } 95077a3c9ede5cdb26b5eb3001e82bb0a36ca997e1fSebastian Redl 951e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl /// \brief Returns the number of declarations found in the chain. 95277a3c9ede5cdb26b5eb3001e82bb0a36ca997e1fSebastian Redl unsigned getTotalNumDecls() const { 95377a3c9ede5cdb26b5eb3001e82bb0a36ca997e1fSebastian Redl return static_cast<unsigned>(DeclsLoaded.size()); 95477a3c9ede5cdb26b5eb3001e82bb0a36ca997e1fSebastian Redl } 95577a3c9ede5cdb26b5eb3001e82bb0a36ca997e1fSebastian Redl 95626ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// \brief Returns the number of submodules known. 95726ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor unsigned getTotalNumSubmodules() const { 95826ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor return static_cast<unsigned>(SubmodulesLoaded.size()); 95926ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor } 96026ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor 961e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl /// \brief Returns the number of selectors found in the chain. 962e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl unsigned getTotalNumSelectors() const { 963e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl return static_cast<unsigned>(SelectorsLoaded.size()); 964e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 965e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl 9664c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor /// \brief Returns the number of preprocessed entities known to the AST 9674c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor /// reader. 9684c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor unsigned getTotalNumPreprocessedEntities() const { 9694c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor unsigned Result = 0; 9705d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner for (ModuleConstIterator I = ModuleMgr.begin(), 9715d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner E = ModuleMgr.end(); I != E; ++I) { 972e24692b30adbe8144597678a0e3354912e99c747Argyrios Kyrtzidis Result += (*I)->NumPreprocessedEntities; 9735d6d89fef8c7fff8b1a67c943fb5557a2a803468Jonathan D. Turner } 974ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 9754c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor return Result; 9764c30bb148b53c8063e940ca3e049ba4d270dc9d5Douglas Gregor } 977ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 9787c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor /// \brief Returns the number of C++ base specifiers found in the chain. 9791da901467f72d1733704b068e22089813a1962fdJonathan D. Turner unsigned getTotalNumCXXBaseSpecifiers() const { 9801da901467f72d1733704b068e22089813a1962fdJonathan D. Turner return NumCXXBaseSpecifiersLoaded; 9811da901467f72d1733704b068e22089813a1962fdJonathan D. Turner } 982ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 983833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall /// \brief Reads a TemplateArgumentLocInfo appropriate for the 984833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall /// given TemplateArgument kind. 985833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall TemplateArgumentLocInfo 9861a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor GetTemplateArgumentLocInfo(ModuleFile &F, TemplateArgument::ArgKind Kind, 987833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall const RecordData &Record, unsigned &Idx); 988833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 98944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis /// \brief Reads a TemplateArgumentLoc. 990577d4796d358c0e72ebaa023113505226ab51b4fSebastian Redl TemplateArgumentLoc 9911a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ReadTemplateArgumentLoc(ModuleFile &F, 992577d4796d358c0e72ebaa023113505226ab51b4fSebastian Redl const RecordData &Record, unsigned &Idx); 99344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis 994a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall /// \brief Reads a declarator info from the given record. 9951a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor TypeSourceInfo *GetTypeSourceInfo(ModuleFile &F, 996577d4796d358c0e72ebaa023113505226ab51b4fSebastian Redl const RecordData &Record, unsigned &Idx); 997a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 9982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Resolve a type ID into a type, potentially building a new 9992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// type. 10008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl QualType GetType(serialization::TypeID ID); 10012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1002393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor /// \brief Resolve a local type ID within a given AST file into a type. 10031a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor QualType getLocalType(ModuleFile &F, unsigned LocalID); 1004ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1005393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor /// \brief Map a local type ID within a given AST file into a global type ID. 10061a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor serialization::TypeID getGlobalTypeID(ModuleFile &F, unsigned LocalID) const; 1007ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1008ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie /// \brief Read a type from the current position in the given record, which 1009393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor /// was read from the given AST file. 10101a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor QualType readType(ModuleFile &F, const RecordData &Record, unsigned &Idx) { 1011393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor if (Idx >= Record.size()) 1012393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor return QualType(); 1013ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1014393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor return getLocalType(F, Record[Idx++]); 1015393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor } 1016ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1017ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie /// \brief Map from a local declaration ID within a given module to a 1018409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// global declaration ID. 10191a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor serialization::DeclID getGlobalDeclID(ModuleFile &F, unsigned LocalID) const; 1020e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis 1021e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis /// \brief Returns true if global DeclID \arg ID originated from module 1022e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis /// \arg M. 10231a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor bool isDeclIDFromModule(serialization::GlobalDeclID ID, ModuleFile &M) const; 1024dfb332d0081c6641d1dbae6a2aeff757c99cc740Argyrios Kyrtzidis 1025dfb332d0081c6641d1dbae6a2aeff757c99cc740Argyrios Kyrtzidis /// \brief Returns the source location for the decl \arg ID. 1026dfb332d0081c6641d1dbae6a2aeff757c99cc740Argyrios Kyrtzidis SourceLocation getSourceLocationForDeclID(serialization::GlobalDeclID ID); 1027ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 10282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Resolve a declaration ID into a declaration, potentially 10292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// building a new declaration. 10308538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Decl *GetDecl(serialization::DeclID ID); 103176bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall virtual Decl *GetExternalDecl(uint32_t ID); 10322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 103343fd9388d374f29e908e611a686c6137553efa79Jonathan D. Turner /// \brief Reads a declaration with the given local ID in the given module. 10341a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor Decl *GetLocalDecl(ModuleFile &F, uint32_t LocalID) { 1035409448c832d27703146b70a1137d86b020f29863Douglas Gregor return GetDecl(getGlobalDeclID(F, LocalID)); 1036409448c832d27703146b70a1137d86b020f29863Douglas Gregor } 1037409448c832d27703146b70a1137d86b020f29863Douglas Gregor 103843fd9388d374f29e908e611a686c6137553efa79Jonathan D. Turner /// \brief Reads a declaration with the given local ID in the given module. 1039409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// 1040409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// \returns The requested declaration, casted to the given return type. 1041409448c832d27703146b70a1137d86b020f29863Douglas Gregor template<typename T> 10421a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor T *GetLocalDeclAs(ModuleFile &F, uint32_t LocalID) { 1043409448c832d27703146b70a1137d86b020f29863Douglas Gregor return cast_or_null<T>(GetLocalDecl(F, LocalID)); 1044409448c832d27703146b70a1137d86b020f29863Douglas Gregor } 1045409448c832d27703146b70a1137d86b020f29863Douglas Gregor 1046a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// \brief Map a global declaration ID into the declaration ID used to 1047a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// refer to this declaration within the given module fule. 1048a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// 1049a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// \returns the global ID of the given declaration as known in the given 1050a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor /// module file. 1051a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor serialization::DeclID 1052a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor mapGlobalIDToModuleFileGlobalID(ModuleFile &M, 1053a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor serialization::DeclID GlobalID); 1054a1be278c4f3a234ff61f04018d26c6beecde1654Douglas Gregor 1055ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie /// \brief Reads a declaration ID from the given position in a record in the 1056409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// given module. 1057409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// 1058409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// \returns The declaration ID read from the record, adjusted to a global ID. 10591a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor serialization::DeclID ReadDeclID(ModuleFile &F, const RecordData &Record, 1060409448c832d27703146b70a1137d86b020f29863Douglas Gregor unsigned &Idx); 1061ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1062409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// \brief Reads a declaration from the given position in a record in the 1063409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// given module. 10641a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor Decl *ReadDecl(ModuleFile &F, const RecordData &R, unsigned &I) { 1065409448c832d27703146b70a1137d86b020f29863Douglas Gregor return GetDecl(ReadDeclID(F, R, I)); 1066409448c832d27703146b70a1137d86b020f29863Douglas Gregor } 1067ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1068409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// \brief Reads a declaration from the given position in a record in the 1069409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// given module. 1070409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// 1071409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// \returns The declaration read from this location, casted to the given 1072409448c832d27703146b70a1137d86b020f29863Douglas Gregor /// result type. 1073409448c832d27703146b70a1137d86b020f29863Douglas Gregor template<typename T> 10741a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor T *ReadDeclAs(ModuleFile &F, const RecordData &R, unsigned &I) { 1075409448c832d27703146b70a1137d86b020f29863Douglas Gregor return cast_or_null<T>(GetDecl(ReadDeclID(F, R, I))); 1076409448c832d27703146b70a1137d86b020f29863Douglas Gregor } 1077409448c832d27703146b70a1137d86b020f29863Douglas Gregor 1078e92b8a1dbba150e213c4980710fcb59ec5c5c570Douglas Gregor /// \brief Read a CXXBaseSpecifiers ID form the given record and 1079e92b8a1dbba150e213c4980710fcb59ec5c5c570Douglas Gregor /// return its global bit offset. 10801a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor uint64_t readCXXBaseSpecifiers(ModuleFile &M, const RecordData &Record, 1081e92b8a1dbba150e213c4980710fcb59ec5c5c570Douglas Gregor unsigned &Idx); 1082ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 10837c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor virtual CXXBaseSpecifier *GetExternalCXXBaseSpecifiers(uint64_t Offset); 1084ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1085250fc9c859fdeed3f200ae911a7e7ea338f38436Douglas Gregor /// \brief Resolve the offset of a statement into a statement. 1086250fc9c859fdeed3f200ae911a7e7ea338f38436Douglas Gregor /// 1087250fc9c859fdeed3f200ae911a7e7ea338f38436Douglas Gregor /// This operation will read a new statement from the external 1088250fc9c859fdeed3f200ae911a7e7ea338f38436Douglas Gregor /// source each time it is called, and is meant to be used via a 1089887e2b375fc5e00084ec7bf3dd050c2ca399a6d2Chris Lattner /// LazyOffsetPtr (which is used by Decls for the body of functions, etc). 109076bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall virtual Stmt *GetExternalDeclStmt(uint64_t Offset); 1091250fc9c859fdeed3f200ae911a7e7ea338f38436Douglas Gregor 10926367f6d06308ef29c28d2c1604ded45625caeec9Chris Lattner /// ReadBlockAbbrevs - Enter a subblock of the specified BlockID with the 10936367f6d06308ef29c28d2c1604ded45625caeec9Chris Lattner /// specified cursor. Read the abbreviations that are at the top of the block 10946367f6d06308ef29c28d2c1604ded45625caeec9Chris Lattner /// and then leave the cursor pointing into the block. 10956367f6d06308ef29c28d2c1604ded45625caeec9Chris Lattner bool ReadBlockAbbrevs(llvm::BitstreamCursor &Cursor, unsigned BlockID); 10966367f6d06308ef29c28d2c1604ded45625caeec9Chris Lattner 109776bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall /// \brief Finds all the visible declarations with a given name. 109876bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall /// The current implementation of this method just loads the entire 109976bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall /// lookup table as unmaterialized references. 110076bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall virtual DeclContext::lookup_result 110176bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall FindExternalVisibleDeclsByName(const DeclContext *DC, 110276bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall DeclarationName Name); 110376bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall 11042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Read all of the declarations lexically stored in a 11052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// declaration context. 11062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 11072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \param DC The declaration context whose declarations will be 11082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// read. 11092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 11102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \param Decls Vector that will contain the declarations loaded 11112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// from the external source. The caller is responsible for merging 11122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// these declarations with any declarations already stored in the 11132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// declaration context. 11142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// 11152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \returns true if there was an error while reading the 11162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// declarations for this declaration context. 1117ba6ffaf21e465c0926d7fc5fa294ea52f8d45fafDouglas Gregor virtual ExternalLoadResult FindExternalLexicalDecls(const DeclContext *DC, 1118eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis bool (*isKindWeWant)(Decl::Kind), 1119686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<Decl*> &Decls); 11202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1121dfb332d0081c6641d1dbae6a2aeff757c99cc740Argyrios Kyrtzidis /// \brief Get the decls that are contained in a file in the Offset/Length 1122dfb332d0081c6641d1dbae6a2aeff757c99cc740Argyrios Kyrtzidis /// range. \arg Length can be 0 to indicate a point at \arg Offset instead of 1123ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie /// a range. 1124dfb332d0081c6641d1dbae6a2aeff757c99cc740Argyrios Kyrtzidis virtual void FindFileRegionDecls(FileID File, unsigned Offset,unsigned Length, 1125dfb332d0081c6641d1dbae6a2aeff757c99cc740Argyrios Kyrtzidis SmallVectorImpl<Decl *> &Decls); 1126dfb332d0081c6641d1dbae6a2aeff757c99cc740Argyrios Kyrtzidis 1127c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl /// \brief Notify ASTReader that we started deserialization of 112829ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis /// a decl or type so until FinishedDeserializing is called there may be 112929ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis /// decls that are initializing. Must be paired with FinishedDeserializing. 113029ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis virtual void StartedDeserializing() { ++NumCurrentElementsDeserializing; } 113129ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis 1132c43b54cbc10654ed59de797898042e1a05265246Sebastian Redl /// \brief Notify ASTReader that we finished the deserialization of 113329ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis /// a decl or type. Must be paired with StartedDeserializing. 113429ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis virtual void FinishedDeserializing(); 113529ee3a273f58e16df7f2c524ab62a869e44fc9b1Argyrios Kyrtzidis 1136fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor /// \brief Function that will be invoked when we begin parsing a new 1137fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor /// translation unit involving this external AST source. 1138fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor /// 1139fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor /// This function will provide all of the external definitions to 1140fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor /// the ASTConsumer. 1141fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor virtual void StartTranslationUnit(ASTConsumer *Consumer); 1142fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor 11433c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Print some statistics about AST usage. 11442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor virtual void PrintStats(); 11452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 114623d7df5ce30f4a068e13ad6cb81d473365d260dbDouglas Gregor /// \brief Dump information about the AST reader to standard error. 114723d7df5ce30f4a068e13ad6cb81d473365d260dbDouglas Gregor void dump(); 1148ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1149e9b5f3d4acfc2ad6e8b65a4072464e997dea9ed3Ted Kremenek /// Return the amount of memory used by memory buffers, breaking down 1150e9b5f3d4acfc2ad6e8b65a4072464e997dea9ed3Ted Kremenek /// by heap-backed versus mmap'ed memory. 1151e9b5f3d4acfc2ad6e8b65a4072464e997dea9ed3Ted Kremenek virtual void getMemoryBufferSizes(MemoryBufferSizes &sizes) const; 1152e9b5f3d4acfc2ad6e8b65a4072464e997dea9ed3Ted Kremenek 1153668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// \brief Initialize the semantic source with the Sema instance 1154668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// being used to perform semantic analysis on the abstract syntax 1155668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// tree. 1156668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor virtual void InitializeSema(Sema &S); 1157668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor 1158ec2a4ed278a1112ebf84fdcb80ed66f53d8ec8baDaniel Dunbar /// \brief Inform the semantic consumer that Sema is no longer available. 1159ec2a4ed278a1112ebf84fdcb80ed66f53d8ec8baDaniel Dunbar virtual void ForgetSema() { SemaObj = 0; } 1160ec2a4ed278a1112ebf84fdcb80ed66f53d8ec8baDaniel Dunbar 1161668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// \brief Retrieve the IdentifierInfo for the named identifier. 1162668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// 11634d5936aaa4e4e2d41fe79101ac9c09444951448fDaniel Dunbar /// This routine builds a new IdentifierInfo for the given identifier. If any 11644d5936aaa4e4e2d41fe79101ac9c09444951448fDaniel Dunbar /// declarations with this name are visible from translation unit scope, their 11654d5936aaa4e4e2d41fe79101ac9c09444951448fDaniel Dunbar /// declarations will be deserialized and introduced into the declaration 116688a35862fbe473f2a4f0c19f24dbe536937e1dc6Douglas Gregor /// chain of the identifier. 1167d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner virtual IdentifierInfo *get(const char *NameStart, const char *NameEnd); 1168686775deca8b8685eb90801495880e3abdd844c2Chris Lattner IdentifierInfo *get(StringRef Name) { 11694d5936aaa4e4e2d41fe79101ac9c09444951448fDaniel Dunbar return get(Name.begin(), Name.end()); 11704d5936aaa4e4e2d41fe79101ac9c09444951448fDaniel Dunbar } 1171668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor 117295f4292cc526c629fead321c7fcfd4fe0f3bc66eDouglas Gregor /// \brief Retrieve an iterator into the set of all identifiers 117395f4292cc526c629fead321c7fcfd4fe0f3bc66eDouglas Gregor /// in all loaded AST files. 117495f4292cc526c629fead321c7fcfd4fe0f3bc66eDouglas Gregor virtual IdentifierIterator *getIdentifiers() const; 117595f4292cc526c629fead321c7fcfd4fe0f3bc66eDouglas Gregor 1176f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor /// \brief Load the contents of the global method pool for a given 1177f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor /// selector. 1178f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor /// 1179f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor /// \returns a pair of Objective-C methods lists containing the 1180f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor /// instance and factory methods, respectively, with this selector. 11811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump virtual std::pair<ObjCMethodList, ObjCMethodList> 1182f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ReadMethodPool(Selector Sel); 1183f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1184d8bba9c15230d2b1b3893e272106aa79efc50251Douglas Gregor /// \brief Load the set of namespaces that are known to the external source, 1185d8bba9c15230d2b1b3893e272106aa79efc50251Douglas Gregor /// which will be used during typo correction. 1186d8bba9c15230d2b1b3893e272106aa79efc50251Douglas Gregor virtual void ReadKnownNamespaces( 1187686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<NamespaceDecl *> &Namespaces); 1188d8bba9c15230d2b1b3893e272106aa79efc50251Douglas Gregor 1189a862320972e63349524dc9aa744dec1b95f54ba1Douglas Gregor virtual void ReadTentativeDefinitions( 1190a862320972e63349524dc9aa744dec1b95f54ba1Douglas Gregor SmallVectorImpl<VarDecl *> &TentativeDefs); 1191a862320972e63349524dc9aa744dec1b95f54ba1Douglas Gregor 1192a2ee20aa9660851080135219cac5b31fbac08b78Douglas Gregor virtual void ReadUnusedFileScopedDecls( 1193a2ee20aa9660851080135219cac5b31fbac08b78Douglas Gregor SmallVectorImpl<const DeclaratorDecl *> &Decls); 1194a2ee20aa9660851080135219cac5b31fbac08b78Douglas Gregor 11950129b561a1452bf057f6b18b6a1de815d487ab81Douglas Gregor virtual void ReadDelegatingConstructors( 11960129b561a1452bf057f6b18b6a1de815d487ab81Douglas Gregor SmallVectorImpl<CXXConstructorDecl *> &Decls); 11970129b561a1452bf057f6b18b6a1de815d487ab81Douglas Gregor 1198d58a0a55e64a7c410a80e9d6dcd899e61e99cc4dDouglas Gregor virtual void ReadExtVectorDecls(SmallVectorImpl<TypedefNameDecl *> &Decls); 1199d58a0a55e64a7c410a80e9d6dcd899e61e99cc4dDouglas Gregor 1200a126f17ca83b985300c1f65cee647bea108db657Douglas Gregor virtual void ReadDynamicClasses(SmallVectorImpl<CXXRecordDecl *> &Decls); 1201a126f17ca83b985300c1f65cee647bea108db657Douglas Gregor 1202ec12ce2f6da44bfc9048772327a3924498099d60Douglas Gregor virtual void ReadLocallyScopedExternalDecls( 1203ec12ce2f6da44bfc9048772327a3924498099d60Douglas Gregor SmallVectorImpl<NamedDecl *> &Decls); 1204ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 12055b9dc7caaef0469babc45dd8e713727a136ce517Douglas Gregor virtual void ReadReferencedSelectors( 12065b9dc7caaef0469babc45dd8e713727a136ce517Douglas Gregor SmallVectorImpl<std::pair<Selector, SourceLocation> > &Sels); 12075b9dc7caaef0469babc45dd8e713727a136ce517Douglas Gregor 120831e37b2d7b4815fdea6a35d49f33005562f0d494Douglas Gregor virtual void ReadWeakUndeclaredIdentifiers( 120931e37b2d7b4815fdea6a35d49f33005562f0d494Douglas Gregor SmallVectorImpl<std::pair<IdentifierInfo *, WeakInfo> > &WI); 121031e37b2d7b4815fdea6a35d49f33005562f0d494Douglas Gregor 1211dfe6543e12eca5c79421378b7fa6b3e8fc403e63Douglas Gregor virtual void ReadUsedVTables(SmallVectorImpl<ExternalVTableUse> &VTables); 1212dfe6543e12eca5c79421378b7fa6b3e8fc403e63Douglas Gregor 12136e4a3f5c59664af13e02e9bb58c2810b830e3b96Douglas Gregor virtual void ReadPendingInstantiations( 1214ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie SmallVectorImpl<std::pair<ValueDecl *, 12156e4a3f5c59664af13e02e9bb58c2810b830e3b96Douglas Gregor SourceLocation> > &Pending); 12166e4a3f5c59664af13e02e9bb58c2810b830e3b96Douglas Gregor 1217e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl /// \brief Load a selector from disk, registering its ID if it exists. 1218e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl void LoadSelector(Selector Sel); 1219e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl 12202b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor void SetIdentifierInfo(unsigned ID, IdentifierInfo *II); 12211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void SetGloballyVisibleDecls(IdentifierInfo *II, 1222686775deca8b8685eb90801495880e3abdd844c2Chris Lattner const SmallVectorImpl<uint32_t> &DeclIDs, 1223d89275bc865e2b552836c7b33e636d4f86b8de6dDouglas Gregor bool Nonrecursive = false); 12241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12250a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor /// \brief Report a diagnostic. 12260a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor DiagnosticBuilder Diag(unsigned DiagID); 12270a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 1228e1d918e9fe55e3b34401fd5d420c47ea0f9572c9Douglas Gregor /// \brief Report a diagnostic. 1229e1d918e9fe55e3b34401fd5d420c47ea0f9572c9Douglas Gregor DiagnosticBuilder Diag(SourceLocation Loc, unsigned DiagID); 1230e1d918e9fe55e3b34401fd5d420c47ea0f9572c9Douglas Gregor 123195eab176f51beed44a9bc14c0dcdd37844b23740Douglas Gregor IdentifierInfo *DecodeIdentifierInfo(serialization::IdentifierID ID); 12321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12331a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor IdentifierInfo *GetIdentifierInfo(ModuleFile &M, const RecordData &Record, 123495eab176f51beed44a9bc14c0dcdd37844b23740Douglas Gregor unsigned &Idx) { 123595eab176f51beed44a9bc14c0dcdd37844b23740Douglas Gregor return DecodeIdentifierInfo(getGlobalIdentifierID(M, Record[Idx++])); 12367356a31327be9b3c3434a0c88746028980da5684Chris Lattner } 12371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 123895eab176f51beed44a9bc14c0dcdd37844b23740Douglas Gregor virtual IdentifierInfo *GetIdentifier(serialization::IdentifierID ID) { 12398c5a760b82e73ed90b560090772db97e2ae27b09Douglas Gregor return DecodeIdentifierInfo(ID); 12408c5a760b82e73ed90b560090772db97e2ae27b09Douglas Gregor } 12418c5a760b82e73ed90b560090772db97e2ae27b09Douglas Gregor 12421a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor IdentifierInfo *getLocalIdentifier(ModuleFile &M, unsigned LocalID); 1243ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 12441a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor serialization::IdentifierID getGlobalIdentifierID(ModuleFile &M, 124595eab176f51beed44a9bc14c0dcdd37844b23740Douglas Gregor unsigned LocalID); 1246ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 12477f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor /// \brief Read the source location entry with index ID. 1248f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor virtual bool ReadSLocEntry(int ID); 12497f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 125026ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// \brief Retrieve the global submodule ID given a module and its local ID 125126ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// number. 125226ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor serialization::SubmoduleID 125326ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor getGlobalSubmoduleID(ModuleFile &M, unsigned LocalID); 125426ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor 125526ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// \brief Retrieve the submodule that corresponds to a global submodule ID. 125626ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor /// 125726ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor Module *getSubmodule(serialization::SubmoduleID GlobalID); 125826ced127b7d443fcf3472463c9f39c2376bd9d70Douglas Gregor 12592d2689ab787c6d54cb985c28ff3f16370bc01b0fDouglas Gregor /// \brief Retrieve a selector from the given module with its local ID 12602d2689ab787c6d54cb985c28ff3f16370bc01b0fDouglas Gregor /// number. 12611a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor Selector getLocalSelector(ModuleFile &M, unsigned LocalID); 12622d2689ab787c6d54cb985c28ff3f16370bc01b0fDouglas Gregor 12632d2689ab787c6d54cb985c28ff3f16370bc01b0fDouglas Gregor Selector DecodeSelector(serialization::SelectorID Idx); 12641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12658451ec7e709baf777bec07dc70653e0c523dd120Douglas Gregor virtual Selector GetExternalSelector(serialization::SelectorID ID); 126676bd1f387e6a7b7abfe53f63b3bd429b97bb80f0John McCall uint32_t GetNumExternalSelectors(); 1267719770dcfcb3987e8a2377dcca97955301445eb5Douglas Gregor 12681a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor Selector ReadSelector(ModuleFile &M, const RecordData &Record, unsigned &Idx) { 12692d2689ab787c6d54cb985c28ff3f16370bc01b0fDouglas Gregor return getLocalSelector(M, Record[Idx++]); 127090cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 1271ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 12728451ec7e709baf777bec07dc70653e0c523dd120Douglas Gregor /// \brief Retrieve the global selector ID that corresponds to this 12738451ec7e709baf777bec07dc70653e0c523dd120Douglas Gregor /// the local selector ID in a given module. 12741a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor serialization::SelectorID getGlobalSelectorID(ModuleFile &F, 12758451ec7e709baf777bec07dc70653e0c523dd120Douglas Gregor unsigned LocalID) const; 12766ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 12776ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner /// \brief Read a declaration name. 12781a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor DeclarationName ReadDeclarationName(ModuleFile &F, 1279393f249399fe30e9580e1529a7479489e90f3a57Douglas Gregor const RecordData &Record, unsigned &Idx); 12801a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor void ReadDeclarationNameLoc(ModuleFile &F, 12814045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis DeclarationNameLoc &DNLoc, DeclarationName Name, 12824045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis const RecordData &Record, unsigned &Idx); 12831a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor void ReadDeclarationNameInfo(ModuleFile &F, DeclarationNameInfo &NameInfo, 12844045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis const RecordData &Record, unsigned &Idx); 12854045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 12861a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor void ReadQualifierInfo(ModuleFile &F, QualifierInfo &Info, 12874045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis const RecordData &Record, unsigned &Idx); 12880a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor 12891a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor NestedNameSpecifier *ReadNestedNameSpecifier(ModuleFile &F, 1290409448c832d27703146b70a1137d86b020f29863Douglas Gregor const RecordData &Record, 12916ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner unsigned &Idx); 12926ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 12931a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor NestedNameSpecifierLoc ReadNestedNameSpecifierLoc(ModuleFile &F, 1294dc355713be51fcb4ee52d9fd6b4548ceff47fadfDouglas Gregor const RecordData &Record, 1295dc355713be51fcb4ee52d9fd6b4548ceff47fadfDouglas Gregor unsigned &Idx); 1296dc355713be51fcb4ee52d9fd6b4548ceff47fadfDouglas Gregor 12978731ca76acf81826df7048bffd0c44c7c0f96c7fArgyrios Kyrtzidis /// \brief Read a template name. 12981a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor TemplateName ReadTemplateName(ModuleFile &F, const RecordData &Record, 12991aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor unsigned &Idx); 13008731ca76acf81826df7048bffd0c44c7c0f96c7fArgyrios Kyrtzidis 13018731ca76acf81826df7048bffd0c44c7c0f96c7fArgyrios Kyrtzidis /// \brief Read a template argument. 13021a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor TemplateArgument ReadTemplateArgument(ModuleFile &F, 1303577d4796d358c0e72ebaa023113505226ab51b4fSebastian Redl const RecordData &Record,unsigned &Idx); 1304ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1305dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis /// \brief Read a template parameter list. 13061a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor TemplateParameterList *ReadTemplateParameterList(ModuleFile &F, 1307c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl const RecordData &Record, 1308dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis unsigned &Idx); 1309ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1310dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis /// \brief Read a template argument array. 1311dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis void 1312686775deca8b8685eb90801495880e3abdd844c2Chris Lattner ReadTemplateArgumentList(SmallVector<TemplateArgument, 8> &TemplArgs, 13131a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ModuleFile &F, const RecordData &Record, 1314c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl unsigned &Idx); 13158731ca76acf81826df7048bffd0c44c7c0f96c7fArgyrios Kyrtzidis 131637ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis /// \brief Read a UnresolvedSet structure. 13171a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor void ReadUnresolvedSet(ModuleFile &F, UnresolvedSetImpl &Set, 131837ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis const RecordData &Record, unsigned &Idx); 131937ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 13200745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis /// \brief Read a C++ base specifier. 13211a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor CXXBaseSpecifier ReadCXXBaseSpecifier(ModuleFile &F, 13225606220447c7901ba8d80147ddab893bb7949dd5Nick Lewycky const RecordData &Record,unsigned &Idx); 13230745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis 1324cbb67480094b3bcb5b715acd827cbad55e2a204cSean Hunt /// \brief Read a CXXCtorInitializer array. 1325cbb67480094b3bcb5b715acd827cbad55e2a204cSean Hunt std::pair<CXXCtorInitializer **, unsigned> 13261a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor ReadCXXCtorInitializers(ModuleFile &F, const RecordData &Record, 1327cbb67480094b3bcb5b715acd827cbad55e2a204cSean Hunt unsigned &Idx); 13288e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 1329c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl /// \brief Read a source location from raw form. 13301a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor SourceLocation ReadSourceLocation(ModuleFile &ModuleFile, unsigned Raw) const { 13315a4374812c56aa60672e291b07e14d3696bbb5a6Argyrios Kyrtzidis SourceLocation Loc = SourceLocation::getFromRawEncoding(Raw); 13321a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor assert(ModuleFile.SLocRemap.find(Loc.getOffset()) != ModuleFile.SLocRemap.end() && 1333f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor "Cannot find offset to remap."); 13341a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor int Remap = ModuleFile.SLocRemap.find(Loc.getOffset())->second; 1335a64ccefdf0ea4e03ec88805d71b0af74950c7472Argyrios Kyrtzidis return Loc.getLocWithOffset(Remap); 1336c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl } 1337c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl 13386ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner /// \brief Read a source location. 13391a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor SourceLocation ReadSourceLocation(ModuleFile &ModuleFile, 1340c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl const RecordData &Record, unsigned& Idx) { 13411a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor return ReadSourceLocation(ModuleFile, Record[Idx++]); 13426ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 13436ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 13446ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner /// \brief Read a source range. 13451a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor SourceRange ReadSourceRange(ModuleFile &F, 1346c3632730cc83ed7b51f0ab5c38997ae5a9439b0cSebastian Redl const RecordData &Record, unsigned& Idx); 13476ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 13480a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor /// \brief Read an integral value 13490a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor llvm::APInt ReadAPInt(const RecordData &Record, unsigned &Idx); 13500a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor 13510a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor /// \brief Read a signed integral value 13520a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor llvm::APSInt ReadAPSInt(const RecordData &Record, unsigned &Idx); 13533a2f7e42514ddbec983c61826ce85d3071e23e8eDouglas Gregor 135417fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor /// \brief Read a floating-point value 135517fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor llvm::APFloat ReadAPFloat(const RecordData &Record, unsigned &Idx); 135617fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor 135768a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor // \brief Read a string 135868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor std::string ReadString(const RecordData &Record, unsigned &Idx); 135968a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 13600a0d2b179085a52c10402feebeb6db8b4d96a140Douglas Gregor /// \brief Read a version tuple. 13610a0d2b179085a52c10402feebeb6db8b4d96a140Douglas Gregor VersionTuple ReadVersionTuple(const RecordData &Record, unsigned &Idx); 13620a0d2b179085a52c10402feebeb6db8b4d96a140Douglas Gregor 13631a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor CXXTemporary *ReadCXXTemporary(ModuleFile &F, const RecordData &Record, 1364409448c832d27703146b70a1137d86b020f29863Douglas Gregor unsigned &Idx); 1365ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 136668a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor /// \brief Reads attributes from the current stream position. 13671a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor void ReadAttributes(ModuleFile &F, AttrVec &Attrs, 13684eb9fc0449ddbd5239ddc3ae6b6e52880f47dcf7Argyrios Kyrtzidis const RecordData &Record, unsigned &Idx); 136968a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 1370919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis /// \brief Reads a statement. 13711a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor Stmt *ReadStmt(ModuleFile &F); 13720b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor 1373919e693e80632d214c1f3110f6ee5d1c0b61f06bArgyrios Kyrtzidis /// \brief Reads an expression. 13741a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor Expr *ReadExpr(ModuleFile &F); 1375c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor 1376d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis /// \brief Reads a sub-statement operand during statement reading. 1377d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis Stmt *ReadSubStmt() { 1378d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis assert(ReadingKind == Read_Stmt && 1379d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis "Should be called only during statement reading!"); 1380d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis // Subexpressions are stored from last to first, so the next Stmt we need 1381d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis // is at the back of the stack. 1382d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis assert(!StmtStack.empty() && "Read too many sub statements!"); 1383d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis return StmtStack.pop_back_val(); 1384d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis } 1385d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis 1386d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis /// \brief Reads a sub-expression operand during statement reading. 1387d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis Expr *ReadSubExpr(); 1388d98a2ab9275f896df49e42ea4e4b8871610e0f45Argyrios Kyrtzidis 138937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor /// \brief Reads the macro record located at the given offset. 13901a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor void ReadMacroRecord(ModuleFile &F, uint64_t Offset); 1391ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 139286c67d8802a9e0887c31c850188991465ac3c1bdDouglas Gregor /// \brief Determine the global preprocessed entity ID that corresponds to 139386c67d8802a9e0887c31c850188991465ac3c1bdDouglas Gregor /// the given local ID within the given module. 1394ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie serialization::PreprocessedEntityID 13951a4761edca58c6b559de825b9abfb66f7f1ba94aDouglas Gregor getGlobalPreprocessedEntityID(ModuleFile &M, unsigned LocalID) const; 1396ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 1397295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor /// \brief Note that the identifier is a macro whose record will be loaded 1398295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor /// from the given AST file at the given (file-local) offset. 13991329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// 14001329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// \param II The name of the macro. 14011329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// 14021329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// \param F The module file from which the macro definition was deserialized. 14031329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// 14041329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// \param Offset The offset into the module file at which the macro 14051329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// definition is located. 14061329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// 14071329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor /// \param Visible Whether the macro should be made visible. 14081329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor void setIdentifierIsMacro(IdentifierInfo *II, ModuleFile &F, 14091329264ce0922b3cec8c8c599108f082105fa0e1Douglas Gregor uint64_t Offset, bool Visible); 1410ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 141188a35862fbe473f2a4f0c19f24dbe536937e1dc6Douglas Gregor /// \brief Read the set of macros defined by this external macro source. 141288a35862fbe473f2a4f0c19f24dbe536937e1dc6Douglas Gregor virtual void ReadDefinedMacros(); 141388a35862fbe473f2a4f0c19f24dbe536937e1dc6Douglas Gregor 1414295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor /// \brief Read the macro definition for this identifier. 1415295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor virtual void LoadMacroDefinition(IdentifierInfo *II); 1416295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor 1417eee242ff426bf79149f221798966e58688383c1eDouglas Gregor /// \brief Update an out-of-date identifier. 1418eee242ff426bf79149f221798966e58688383c1eDouglas Gregor virtual void updateOutOfDateIdentifier(IdentifierInfo &II); 1419eee242ff426bf79149f221798966e58688383c1eDouglas Gregor 1420295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor /// \brief Read the macro definition corresponding to this iterator 1421295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor /// into the unread macro record offsets table. 1422295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor void LoadMacroDefinition( 1423295a2a617ac335f590e430ab7fcd98f8ce109251Douglas Gregor llvm::DenseMap<IdentifierInfo *, uint64_t>::iterator Pos); 1424ba243b59a1074e0962f6abfa3bb9aa984eac1245David Blaikie 14253c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl /// \brief Retrieve the AST context that this AST reader supplements. 1426359427794704666ff7a5a933ace11c5256fa3af7Douglas Gregor ASTContext &getContext() { return Context; } 1427025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 14286cfc1a8b7582b8433b61222502effb018c534393Douglas Gregor // \brief Contains declarations that were loaded before we have 14296cfc1a8b7582b8433b61222502effb018c534393Douglas Gregor // access to a Sema object. 1430686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<NamedDecl *, 16> PreloadedDecls; 1431668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor 1432668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// \brief Retrieve the semantic analysis object used to analyze the 1433668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// translation unit in which the precompiled header is being 1434668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// imported. 1435668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Sema *getSema() { return SemaObj; } 1436668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor 1437668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// \brief Retrieve the identifier table associated with the 1438668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor /// preprocessor. 1439668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor IdentifierTable &getIdentifierTable(); 1440668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor 1441025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Record that the given ID maps to the given switch-case 1442025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// statement. 1443025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor void RecordSwitchCaseID(SwitchCase *SC, unsigned ID); 1444025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor 1445025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor /// \brief Retrieve the switch-case statement with the given ID. 1446025452fa0eda63e150cfaeebe64f0a19c96b3a06Douglas Gregor SwitchCase *getSwitchCaseWithID(unsigned ID); 14471de05feeeafe5b215fe7617594a7076a5192a6e2Douglas Gregor 1448e09a275444576deb2c8d9e2255554242f65d7c00Argyrios Kyrtzidis void ClearSwitchCaseIDs(); 14492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor}; 14502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 145102602be3ccc3b29da5b91d2502c3419404992409Chris Lattner/// \brief Helper class that saves the current stream position and 145202602be3ccc3b29da5b91d2502c3419404992409Chris Lattner/// then restores it when destroyed. 145302602be3ccc3b29da5b91d2502c3419404992409Chris Lattnerstruct SavedStreamPosition { 145402602be3ccc3b29da5b91d2502c3419404992409Chris Lattner explicit SavedStreamPosition(llvm::BitstreamCursor &Cursor) 145502602be3ccc3b29da5b91d2502c3419404992409Chris Lattner : Cursor(Cursor), Offset(Cursor.GetCurrentBitNo()) { } 14561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 145702602be3ccc3b29da5b91d2502c3419404992409Chris Lattner ~SavedStreamPosition() { 145802602be3ccc3b29da5b91d2502c3419404992409Chris Lattner Cursor.JumpToBit(Offset); 145902602be3ccc3b29da5b91d2502c3419404992409Chris Lattner } 14601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 146102602be3ccc3b29da5b91d2502c3419404992409Chris Lattnerprivate: 146202602be3ccc3b29da5b91d2502c3419404992409Chris Lattner llvm::BitstreamCursor &Cursor; 146302602be3ccc3b29da5b91d2502c3419404992409Chris Lattner uint64_t Offset; 146402602be3ccc3b29da5b91d2502c3419404992409Chris Lattner}; 14651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1466d5d7b3f61f82b0fed9d6f02839bc72e528332911Ted Kremenekinline void PCHValidator::Error(const char *Msg) { 1467d5d7b3f61f82b0fed9d6f02839bc72e528332911Ted Kremenek Reader.Error(Msg); 1468d5d7b3f61f82b0fed9d6f02839bc72e528332911Ted Kremenek} 1469d5d7b3f61f82b0fed9d6f02839bc72e528332911Ted Kremenek 14702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} // end namespace clang 14712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#endif 1473