ASTWriter.cpp revision 10e286aa8d39fb51a21412850265d9dae74613ee
14ee2ad04344446e610172a0e73949212923014dfSebastian Redl//===--- ASTWriter.cpp - AST File Writer ----------------------------------===// 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// 10a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl// This file defines the ASTWriter class, which writes AST files. 112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// 122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 147faa2ec03a7ef120ac165bb45b6c70a8b20c9f1cSebastian Redl#include "clang/Serialization/ASTWriter.h" 150eca89e9890db4d8336ce762a5b359a1d58ca02bArgyrios Kyrtzidis#include "ASTCommon.h" 16e737f5041a36d0befb39ffeed8d50ba15916d3daDouglas Gregor#include "clang/Sema/Sema.h" 17e737f5041a36d0befb39ffeed8d50ba15916d3daDouglas Gregor#include "clang/Sema/IdentifierResolver.h" 182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/ASTContext.h" 192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/Decl.h" 202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/DeclContextInternals.h" 212a7fb27913999d132cf9e10e03dc5271faa2e9d3John McCall#include "clang/AST/DeclTemplate.h" 2289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis#include "clang/AST/DeclFriend.h" 230b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor#include "clang/AST/Expr.h" 247a1fad38256eb4c5129359be85ba1ea1678eb5c9John McCall#include "clang/AST/ExprCXX.h" 252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/Type.h" 26a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocVisitor.h" 276ab7cd853e9c15cf986a8a7c3db1f8d20e275409Sebastian Redl#include "clang/Serialization/ASTReader.h" 287c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner#include "clang/Lex/MacroInfo.h" 296a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor#include "clang/Lex/PreprocessingRecord.h" 307c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner#include "clang/Lex/Preprocessor.h" 3183d63c78810556d26b62ac4cbae2eda6cdd2570cSteve Naroff#include "clang/Lex/HeaderSearch.h" 3214f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/FileManager.h" 3310e286aa8d39fb51a21412850265d9dae74613eeChris Lattner#include "clang/Basic/FileSystemStatCache.h" 343251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor#include "clang/Basic/OnDiskHashTable.h" 3514f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/SourceManager.h" 36bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor#include "clang/Basic/SourceManagerInternals.h" 372bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor#include "clang/Basic/TargetInfo.h" 38ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor#include "clang/Basic/Version.h" 3917fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APFloat.h" 4017fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APInt.h" 412596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar#include "llvm/ADT/StringExtras.h" 422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/Bitcode/BitstreamWriter.h" 4314f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "llvm/Support/MemoryBuffer.h" 44b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor#include "llvm/System/Path.h" 453c304bd9ec2b4611572d4cbae9e1727bbecb5dc9Chris Lattner#include <cstdio> 462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorusing namespace clang; 478538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlusing namespace clang::serialization; 482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 49ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 50ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian RedlT *data(std::vector<T, Allocator> &v) { 51ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 52ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 53ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 54ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redlconst T *data(const std::vector<T, Allocator> &v) { 55ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 56ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 57ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl 582cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 592cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// Type serialization 602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 6112b1c7615d4f9a2edc544be499f895f16ac100edChris Lattner 622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregornamespace { 633397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl class ASTTypeWriter { 64a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 6589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record; 662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor public: 682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Type code that corresponds to the record generated. 698538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl TypeCode Code; 702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 7189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTTypeWriter(ASTWriter &Writer, ASTWriter::RecordDataImpl &Record) 728538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl : Writer(Writer), Record(Record), Code(TYPE_EXT_QUAL) { } 732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitArrayType(const ArrayType *T); 752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitFunctionType(const FunctionType *T); 762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitTagType(const TagType *T); 772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) void Visit##Class##Type(const Class##Type *T); 792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor }; 822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 843397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBuiltinType(const BuiltinType *T) { 852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor assert(false && "Built-in types are never serialized"); 862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 872cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 883397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitComplexType(const ComplexType *T) { 892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_COMPLEX; 912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 933397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitPointerType(const PointerType *T) { 942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 958538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_POINTER; 962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 983397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBlockPointerType(const BlockPointerType *T) { 991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 1008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_BLOCK_POINTER; 1012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1033397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitLValueReferenceType(const LValueReferenceType *T) { 1042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1058538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_LVALUE_REFERENCE; 1062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1083397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRValueReferenceType(const RValueReferenceType *T) { 1092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1108538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_RVALUE_REFERENCE; 1112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1133397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitMemberPointerType(const MemberPointerType *T) { 1141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 1151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(QualType(T->getClass(), 0), Record); 1168538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_MEMBER_POINTER; 1172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1193397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitArrayType(const ArrayType *T) { 1202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getSizeModifier()); // FIXME: stable values 1220953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(T->getIndexTypeCVRQualifiers()); // FIXME: stable values 1232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1253397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitConstantArrayType(const ConstantArrayType *T) { 1262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddAPInt(T->getSize(), Record); 1288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_CONSTANT_ARRAY; 1292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1313397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitIncompleteArrayType(const IncompleteArrayType *T) { 1322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_INCOMPLETE_ARRAY; 1342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1363397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVariableArrayType(const VariableArrayType *T) { 1372cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1387e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getLBracketLoc(), Record); 1397e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getRBracketLoc(), Record); 140c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getSizeExpr()); 1418538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_VARIABLE_ARRAY; 1422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1443397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVectorType(const VectorType *T) { 1452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumElements()); 147e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson Record.push_back(T->getVectorKind()); 1488538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_VECTOR; 1492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1513397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitExtVectorType(const ExtVectorType *T) { 1522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitVectorType(T); 1538538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_EXT_VECTOR; 1542cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1563397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionType(const FunctionType *T) { 1572cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getResultType(), Record); 158264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola FunctionType::ExtInfo C = T->getExtInfo(); 159264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getNoReturn()); 160425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola Record.push_back(C.getRegParm()); 161ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor // FIXME: need to stabilize encoding of calling convention... 162264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getCC()); 1632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1653397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionNoProtoType(const FunctionNoProtoType *T) { 1662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_FUNCTION_NO_PROTO; 1682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1703397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionProtoType(const FunctionProtoType *T) { 1712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumArgs()); 1732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor for (unsigned I = 0, N = T->getNumArgs(); I != N; ++I) 1742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getArgType(I), Record); 1752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->isVariadic()); 1762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getTypeQuals()); 177465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasExceptionSpec()); 178465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasAnyExceptionSpec()); 179465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->getNumExceptions()); 180465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl for (unsigned I = 0, N = T->getNumExceptions(); I != N; ++I) 181465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Writer.AddTypeRef(T->getExceptionType(I), Record); 1828538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_FUNCTION_PROTO; 1832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1853397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitUnresolvedUsingType(const UnresolvedUsingType *T) { 186ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddDeclRef(T->getDecl(), Record); 1878538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_UNRESOLVED_USING; 188ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 189ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1903397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypedefType(const TypedefType *T) { 1912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 1929763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis assert(!T->isCanonicalUnqualified() && "Invalid typedef ?"); 1939763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->getCanonicalTypeInternal(), Record); 1948538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEDEF; 1952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1973397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfExprType(const TypeOfExprType *T) { 198c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getUnderlyingExpr()); 1998538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEOF_EXPR; 2002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2023397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfType(const TypeOfType *T) { 2032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getUnderlyingType(), Record); 2048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEOF; 2052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2073397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitDecltypeType(const DecltypeType *T) { 208395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson Writer.AddStmt(T->getUnderlyingExpr()); 2098538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DECLTYPE; 210395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson} 211395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson 2123397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTagType(const TagType *T) { 213be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 2142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 2151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(!T->isBeingDefined() && 2162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor "Cannot serialize in the middle of a type definition"); 2172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2193397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRecordType(const RecordType *T) { 2202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2218538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_RECORD; 2222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2243397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitEnumType(const EnumType *T) { 2252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2268538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_ENUM; 2272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 2303397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitSubstTemplateTypeParmType( 23149a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall const SubstTemplateTypeParmType *T) { 23249a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(QualType(T->getReplacedParameter(), 0), Record); 23349a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(T->getReplacementType(), Record); 2348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_SUBST_TEMPLATE_TYPE_PARM; 23549a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 23649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 23749a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid 2383397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateSpecializationType( 2392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor const TemplateSpecializationType *T) { 240be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 24190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateName(T->getTemplateName(), Record); 24290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 24390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateSpecializationType::iterator ArgI = T->begin(), ArgE = T->end(); 24490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis ArgI != ArgE; ++ArgI) 24590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateArgument(*ArgI, Record); 2469763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 2479763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 2489763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Record); 2498538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TEMPLATE_SPECIALIZATION; 25090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 25190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 25290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2533397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedArrayType(const DependentSizedArrayType *T) { 254ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis VisitArrayType(T); 255ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddStmt(T->getSizeExpr()); 256ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddSourceRange(T->getBracketsRange(), Record); 2578538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_SIZED_ARRAY; 25890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 25990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 26090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2613397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedExtVectorType( 26290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentSizedExtVectorType *T) { 26390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis // FIXME: Serialize this type (C++ only) 26490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis assert(false && "Cannot serialize dependent sized extended vector types"); 26590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 26690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 26790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2683397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateTypeParmType(const TemplateTypeParmType *T) { 26990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getDepth()); 27090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getIndex()); 27190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->isParameterPack()); 27290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getName(), Record); 2738538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TEMPLATE_TYPE_PARM; 27490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 27590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 27690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2773397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentNameType(const DependentNameType *T) { 2788dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Record.push_back(T->getKeyword()); 2798dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2808dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 281f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 282f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 283f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Record); 2848538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_NAME; 28590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 28690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 28790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2883397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentTemplateSpecializationType( 28990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentTemplateSpecializationType *T) { 2903acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getKeyword()); 2913acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2923acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 2933acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 2943acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis for (DependentTemplateSpecializationType::iterator 2953acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis I = T->begin(), E = T->end(); I != E; ++I) 2963acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTemplateArgument(*I, Record); 2978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION; 2982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3003397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitElaboratedType(const ElaboratedType *T) { 301465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara Record.push_back(T->getKeyword()); 3023acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 3033acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTypeRef(T->getNamedType(), Record); 3048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_ELABORATED; 3052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3073397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitInjectedClassNameType(const InjectedClassNameType *T) { 3083cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddDeclRef(T->getDecl(), Record); 30931f17ecbef57b5679c017c375db330546b7b5145John McCall Writer.AddTypeRef(T->getInjectedSpecializationType(), Record); 3108538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_INJECTED_CLASS_NAME; 3113cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 3123cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 3133397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCInterfaceType(const ObjCInterfaceType *T) { 314deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 3158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_INTERFACE; 316c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 317c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 3183397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCObjectType(const ObjCObjectType *T) { 319c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Writer.AddTypeRef(T->getBaseType(), Record); 3202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumProtocols()); 321c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall for (ObjCObjectType::qual_iterator I = T->qual_begin(), 322446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff E = T->qual_end(); I != E; ++I) 323446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff Writer.AddDeclRef(*I, Record); 3248538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_OBJECT; 3252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 327d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroffvoid 3283397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitObjCObjectPointerType(const ObjCObjectPointerType *T) { 3291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 3308538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_OBJECT_POINTER; 3312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 333a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallnamespace { 334a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 335a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallclass TypeLocWriter : public TypeLocVisitor<TypeLocWriter> { 336a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 33789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record; 338a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 339a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallpublic: 34089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis TypeLocWriter(ASTWriter &Writer, ASTWriter::RecordDataImpl &Record) 341a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall : Writer(Writer), Record(Record) { } 342a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34351bd803fbdade51d674598ed45da3d54190a656cJohn McCall#define ABSTRACT_TYPELOC(CLASS, PARENT) 344a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#define TYPELOC(CLASS, PARENT) \ 34551bd803fbdade51d674598ed45da3d54190a656cJohn McCall void Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc); 346a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocNodes.def" 347a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34851bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitArrayTypeLoc(ArrayTypeLoc TyLoc); 34951bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitFunctionTypeLoc(FunctionTypeLoc TyLoc); 350a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall}; 351a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 352a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 353a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 35451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { 35551bd803fbdade51d674598ed45da3d54190a656cJohn McCall // nothing to do 35651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 35751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 358ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Writer.AddSourceLocation(TL.getBuiltinLoc(), Record); 359ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor if (TL.needsExtraLocalData()) { 360ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenTypeSpec()); 361ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenSignSpec()); 362ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenWidthSpec()); 363ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.hasModeAttr()); 364ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor } 36551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitComplexTypeLoc(ComplexTypeLoc TL) { 36751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 36851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitPointerTypeLoc(PointerTypeLoc TL) { 37051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 37151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 37351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getCaretLoc(), Record); 37451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 37651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpLoc(), Record); 37751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 37951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpAmpLoc(), Record); 38051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 38251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 38351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitArrayTypeLoc(ArrayTypeLoc TL) { 38551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLBracketLoc(), Record); 38651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRBracketLoc(), Record); 38751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Record.push_back(TL.getSizeExpr() ? 1 : 0); 38851bd803fbdade51d674598ed45da3d54190a656cJohn McCall if (TL.getSizeExpr()) 38951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddStmt(TL.getSizeExpr()); 39051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { 39251bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { 39551bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { 39851bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedArrayTypeLoc( 40151bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedArrayTypeLoc TL) { 40251bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 40351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedExtVectorTypeLoc( 40551bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedExtVectorTypeLoc TL) { 40651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVectorTypeLoc(VectorTypeLoc TL) { 40951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 41051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL) { 41251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 41351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 41551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 41651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 417dab60ad68a3a98d687305941a3852e793705f945Douglas Gregor Record.push_back(TL.getTrailingReturn()); 41851bd803fbdade51d674598ed45da3d54190a656cJohn McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 41951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddDeclRef(TL.getArg(i), Record); 42051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 42151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { 42251bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 42351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 42451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { 42551bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 42651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 427ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid TypeLocWriter::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 428ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 429ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 43051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 43151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 43251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 434cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 435cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 436cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 43751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 439cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 440cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 441cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 442cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddTypeSourceInfo(TL.getUnderlyingTInfo(), Record); 44351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 44451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { 44551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 446a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRecordTypeLoc(RecordTypeLoc TL) { 44851bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 449a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 45051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitEnumTypeLoc(EnumTypeLoc TL) { 45151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 452a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 45351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { 45451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 455a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 45649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid TypeLocWriter::VisitSubstTemplateTypeParmTypeLoc( 45749a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall SubstTemplateTypeParmTypeLoc TL) { 45849a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 45949a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 46051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateSpecializationTypeLoc( 46151bd803fbdade51d674598ed45da3d54190a656cJohn McCall TemplateSpecializationTypeLoc TL) { 462833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getTemplateNameLoc(), Record); 463833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 464833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 465833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 46644f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(i).getArgument().getKind(), 46744f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(i).getLocInfo(), Record); 468a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 469465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnaravoid TypeLocWriter::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { 470e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 471e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 472a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 4733cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCallvoid TypeLocWriter::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { 4743cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 4753cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 4764714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid TypeLocWriter::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { 477e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 478e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 47951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 480a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 48133500955d731c73717af52088b7fc0e7a85681e7John McCallvoid TypeLocWriter::VisitDependentTemplateSpecializationTypeLoc( 48233500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypeLoc TL) { 48333500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 48433500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceRange(TL.getQualifierRange(), Record); 48533500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 48633500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 48733500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 48833500955d731c73717af52088b7fc0e7a85681e7John McCall for (unsigned I = 0, E = TL.getNumArgs(); I != E; ++I) 48944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(I).getArgument().getKind(), 49044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(I).getLocInfo(), Record); 49133500955d731c73717af52088b7fc0e7a85681e7John McCall} 49251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 49351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 494c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 495c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid TypeLocWriter::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 496c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Record.push_back(TL.hasBaseTypeAsWritten()); 49754e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 49854e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 49954e14c4db764c0636160d26c5bbf491637c83a76John McCall for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) 50054e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getProtocolLoc(i), Record); 501a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 50251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 50351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 504a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 505a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 5064dcf151a555ff51e4d643e8e6eeb80f121d11d1bChris Lattner//===----------------------------------------------------------------------===// 507a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl// ASTWriter Implementation 5082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 5092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 510b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitBlockID(unsigned ID, const char *Name, 511b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 51289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record) { 513b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 514b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 515b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETBID, Record); 516b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 517b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Emit the block name if present. 518b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner if (Name == 0 || Name[0] == 0) return; 519b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 520b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 521b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 522b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_BLOCKNAME, Record); 523b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 524b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 525b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitRecordID(unsigned ID, const char *Name, 526b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 52789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record) { 528b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 529b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 530b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 531b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 532b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETRECORDNAME, Record); 5330558df2da807646e65d4fa290f4e92114af1a746Chris Lattner} 5340558df2da807646e65d4fa290f4e92114af1a746Chris Lattner 5350558df2da807646e65d4fa290f4e92114af1a746Chris Lattnerstatic void AddStmtsExprs(llvm::BitstreamWriter &Stream, 53689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record) { 5378538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 5380558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_STOP); 5390558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL_PTR); 5400558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL); 5410558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_COMPOUND); 5420558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CASE); 5430558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DEFAULT); 5440558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_LABEL); 5450558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_IF); 5460558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_SWITCH); 5470558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_WHILE); 5480558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DO); 5490558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_FOR); 5500558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_GOTO); 5510558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_INDIRECT_GOTO); 5520558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CONTINUE); 5530558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_BREAK); 5540558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_RETURN); 5550558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DECL); 5560558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_ASM); 5570558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PREDEFINED); 5580558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DECL_REF); 5590558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INTEGER_LITERAL); 5600558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_FLOATING_LITERAL); 5610558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMAGINARY_LITERAL); 5620558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STRING_LITERAL); 5630558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHARACTER_LITERAL); 5640558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PAREN); 5650558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_UNARY_OPERATOR); 5660558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SIZEOF_ALIGN_OF); 5670558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ARRAY_SUBSCRIPT); 5680558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CALL); 5690558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_MEMBER); 5700558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BINARY_OPERATOR); 5710558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_ASSIGN_OPERATOR); 5720558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CONDITIONAL_OPERATOR); 5730558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_CAST); 5740558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CSTYLE_CAST); 5750558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_LITERAL); 5760558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_EXT_VECTOR_ELEMENT); 5770558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INIT_LIST); 5780558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DESIGNATED_INIT); 5790558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_VALUE_INIT); 5800558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_VA_ARG); 5810558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ADDR_LABEL); 5820558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STMT); 5830558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_TYPES_COMPATIBLE); 5840558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHOOSE); 5850558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_GNU_NULL); 5860558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SHUFFLE_VECTOR); 5870558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK); 5880558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK_DECL_REF); 5890558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_STRING_LITERAL); 5900558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_ENCODE); 5910558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_SELECTOR_EXPR); 5920558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROTOCOL_EXPR); 5930558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_IVAR_REF_EXPR); 5940558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROPERTY_REF_EXPR); 5950558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_KVC_REF_EXPR); 5960558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_MESSAGE_EXPR); 5970558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FOR_COLLECTION); 5980558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_CATCH); 5990558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FINALLY); 6000558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_TRY); 6010558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_SYNCHRONIZED); 6020558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_THROW); 603eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_OPERATOR_CALL); 604eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONSTRUCT); 605eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_STATIC_CAST); 606eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_DYNAMIC_CAST); 607eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_REINTERPRET_CAST); 608eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONST_CAST); 609eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_FUNCTIONAL_CAST); 610eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_BOOL_LITERAL); 611eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_NULL_PTR_LITERAL); 6120558df2da807646e65d4fa290f4e92114af1a746Chris Lattner#undef RECORD 613b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 6141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 615a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteBlockInfoBlock() { 616b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RecordData Record; 617b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EnterSubblock(llvm::bitc::BLOCKINFO_BLOCK_ID, 3); 6181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6198538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define BLOCK(X) EmitBlockID(X ## _ID, #X, Stream, Record) 6208538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 6211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6223397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // AST Top-Level Block. 623f29f0a28c4d9599b389bbb6d186e14af753dc5a3Sebastian Redl BLOCK(AST_BLOCK); 62451e774d42269e3b22d746184c0b9076fc13b32e6Zhongxing Xu RECORD(ORIGINAL_FILE_NAME); 625b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OFFSET); 626b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_OFFSET); 627b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LANGUAGE_OPTIONS); 628ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor RECORD(METADATA); 629b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_OFFSET); 630b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_TABLE); 631b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(EXTERNAL_DEFINITIONS); 632b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SPECIAL_TYPES); 633b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(STATISTICS); 634b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TENTATIVE_DEFINITIONS); 63549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RECORD(UNUSED_FILESCOPED_DECLS); 636b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LOCALLY_SCOPED_EXTERNAL_DECLS); 637b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SELECTOR_OFFSETS); 638b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(METHOD_POOL); 639b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_COUNTER_VALUE); 6407f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_OFFSETS); 6417f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_PRELOADS); 6424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RECORD(STAT_CACHE); 643b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RECORD(EXT_VECTOR_DECLS); 6445b4ec636637c9d876102240127cc0dca9280e83aTed Kremenek RECORD(VERSION_CONTROL_BRANCH_REVISION); 6456a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(MACRO_DEFINITION_OFFSETS); 646a93e3b5bde9f0a7b59215f19f176f7d69881b81cSebastian Redl RECORD(CHAINED_METADATA); 647320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RECORD(REFERENCED_SELECTOR_POOL); 64820249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 649b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // SourceManager Block. 6502f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(SOURCE_MANAGER_BLOCK); 651b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_FILE_ENTRY); 652b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_ENTRY); 653b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_BLOB); 654b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_INSTANTIATION_ENTRY); 655b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_LINE_TABLE); 6561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 657b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Preprocessor Block. 6582f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(PREPROCESSOR_BLOCK); 659b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_OBJECT_LIKE); 660b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_FUNCTION_LIKE); 661b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_TOKEN); 6626a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_INSTANTIATION); 6636a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_DEFINITION); 66420249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 66561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Decls and Types block. 66661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor BLOCK(DECLTYPES_BLOCK); 667b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_QUAL); 668b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_COMPLEX); 669b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_POINTER); 670b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_BLOCK_POINTER); 671b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_LVALUE_REFERENCE); 672b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RVALUE_REFERENCE); 673b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_MEMBER_POINTER); 674b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_CONSTANT_ARRAY); 675b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_INCOMPLETE_ARRAY); 676b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VARIABLE_ARRAY); 677b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VECTOR); 678b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_VECTOR); 679b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_PROTO); 680b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_NO_PROTO); 681b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEDEF); 682b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF_EXPR); 683b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF); 684b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RECORD); 685b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_ENUM); 686b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OBJC_INTERFACE); 687a53d2cbe37e4be0d95b9d3e09f74eafae31fc940John McCall RECORD(TYPE_OBJC_OBJECT); 688d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff RECORD(TYPE_OBJC_OBJECT_POINTER); 6890ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TRANSLATION_UNIT); 6900ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TYPEDEF); 6910ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM); 6920ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_RECORD); 6930ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM_CONSTANT); 6940ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FUNCTION); 6950ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_METHOD); 6960ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_INTERFACE); 6970ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROTOCOL); 6980ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IVAR); 6990ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_AT_DEFS_FIELD); 7000ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CLASS); 7010ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_FORWARD_PROTOCOL); 7020ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY); 7030ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY_IMPL); 7040ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IMPLEMENTATION); 7050ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_COMPATIBLE_ALIAS); 7060ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY); 7070ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY_IMPL); 708b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_FIELD); 709b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_VAR); 7100ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_IMPLICIT_PARAM); 711b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_PARM_VAR); 7120ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FILE_SCOPE_ASM); 7130ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_BLOCK); 7140ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_LEXICAL); 7150ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_VISIBLE); 71661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Statements and Exprs can occur in the Decls and Types block. 7170558df2da807646e65d4fa290f4e92114af1a746Chris Lattner AddStmtsExprs(Stream, Record); 718b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef RECORD 719b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef BLOCK 720b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.ExitBlock(); 721b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 722b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 723e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \brief Adjusts the given filename to only write out the portion of the 724e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// filename that is not part of the system root directory. 7251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 726e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param Filename the file name to adjust. 727e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 728e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param isysroot When non-NULL, the PCH file is a relocatable PCH file and 729e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// the returned filename will be adjusted by this system root. 730e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 731e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \returns either the original filename (if it needs no adjustment) or the 732e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// adjusted filename (which points into the @p Filename parameter). 7331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpstatic const char * 734e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas GregoradjustFilenameForRelocatablePCH(const char *Filename, const char *isysroot) { 735e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor assert(Filename && "No file name to adjust?"); 7361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 737e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!isysroot) 738e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 740e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Verify that the filename and the system root have the same prefix. 741e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned Pos = 0; 742e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor for (; Filename[Pos] && isysroot[Pos]; ++Pos) 743e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] != isysroot[Pos]) 744e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; // Prefixes don't match. 7451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 746e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We hit the end of the filename before we hit the end of the system root. 747e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!Filename[Pos]) 748e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 750e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // If the file name has a '/' at the current position, skip over the '/'. 751e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We distinguish sysroot-based includes from absolute includes by the 752e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // absence of '/' at the beginning of sysroot-based includes. 753e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] == '/') 754e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor ++Pos; 7551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 756e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename + Pos; 757e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor} 758b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 7593397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the AST metadata (e.g., i686-apple-darwin9). 760a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteMetadata(ASTContext &Context, const char *isysroot) { 7612bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor using namespace llvm; 762b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 763e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Metadata 764e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const TargetInfo &Target = Context.Target; 765e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor BitCodeAbbrev *MetaAbbrev = new BitCodeAbbrev(); 76677f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp( 7678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Chain ? CHAINED_METADATA : METADATA)); 7683397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST major 7693397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST minor 770e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang major 771e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang minor 772e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Relocatable 77377f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // Target triple or chained PCH name 77477f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 775e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned MetaAbbrevCode = Stream.EmitAbbrev(MetaAbbrev); 7761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 777e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor RecordData Record; 7788538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(Chain ? CHAINED_METADATA : METADATA); 7798538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_MAJOR); 7808538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_MINOR); 781e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MAJOR); 782e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MINOR); 783e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(isysroot != 0); 78477f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // FIXME: This writes the absolute path for chained headers. 78577f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl const std::string &BlobStr = Chain ? Chain->getFileName() : Target.getTriple().getTriple(); 78677f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl Stream.EmitRecordWithBlob(MetaAbbrevCode, Record, BlobStr); 7871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 788b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor // Original file name 789b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor SourceManager &SM = Context.getSourceManager(); 790b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor if (const FileEntry *MainFile = SM.getFileEntryForID(SM.getMainFileID())) { 791b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor BitCodeAbbrev *FileAbbrev = new BitCodeAbbrev(); 7928538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FileAbbrev->Add(BitCodeAbbrevOp(ORIGINAL_FILE_NAME)); 793b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor FileAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 794b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor unsigned FileAbbrevCode = Stream.EmitAbbrev(FileAbbrev); 795b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 796b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor llvm::sys::Path MainFilePath(MainFile->getName()); 7971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 79811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam MainFilePath.makeAbsolute(); 799b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 800aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam const char *MainFileNameStr = MainFilePath.c_str(); 8011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump MainFileNameStr = adjustFilenameForRelocatablePCH(MainFileNameStr, 802e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor isysroot); 803b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor RecordData Record; 8048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(ORIGINAL_FILE_NAME); 805ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(FileAbbrevCode, Record, MainFileNameStr); 806b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor } 80711a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 808f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek // Repository branch/version information. 809f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek BitCodeAbbrev *RepoAbbrev = new BitCodeAbbrev(); 8108538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl RepoAbbrev->Add(BitCodeAbbrevOp(VERSION_CONTROL_BRANCH_REVISION)); 811f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek RepoAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // SVN branch/tag 812f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek unsigned RepoAbbrevCode = Stream.EmitAbbrev(RepoAbbrev); 813445e23e9b909ec8e21303c7dd82c90b72fc09ac4Douglas Gregor Record.clear(); 8148538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_CONTROL_BRANCH_REVISION); 815f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek Stream.EmitRecordWithBlob(RepoAbbrevCode, Record, 816f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek getClangFullRepositoryVersion()); 8172bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor} 8182bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor 8192bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor/// \brief Write the LangOptions structure. 820a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteLanguageOptions(const LangOptions &LangOpts) { 8210a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor RecordData Record; 8220a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Trigraphs); 8230a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.BCPLComment); // BCPL-style '//' comments. 8240a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.DollarIdents); // '$' allowed in identifiers. 8250a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.AsmPreprocessor); // Preprocessor in asm mode. 8260a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUMode); // True in gnu99 mode false in c99 mode (etc) 827eb5d7b752651283de5abfcc2f91df7227582a08dChandler Carruth Record.push_back(LangOpts.GNUKeywords); // Allow GNU-extension keywords 8280a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ImplicitInt); // C89 implicit 'int'. 8290a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Digraphs); // C94, C99 and C++ 8300a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.HexFloats); // C99 Hexadecimal float constants. 8310a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.C99); // C99 Support 8320a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Microsoft); // Microsoft extensions. 833dae4ac4fe56ec60fc93b3e3c9f51e79e682084b9Michael J. Spencer // LangOpts.MSCVersion is ignored because all it does it set a macro, which is 834dae4ac4fe56ec60fc93b3e3c9f51e79e682084b9Michael J. Spencer // already saved elsewhere. 8350a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus); // C++ Support 8360a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus0x); // C++0x Support 8370a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CXXOperatorNames); // Treat C++ operator names as keywords. 8381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8390a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC1); // Objective-C 1 support enabled. 8400a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC2); // Objective-C 2 support enabled. 84111a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI); // Objective-C 842412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 84311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI2); // Objective-C enhanced 844412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 8454c9d8d0eca5ca635d9a30222f690db9140e98325Fariborz Jahanian Record.push_back(LangOpts.NoConstantCFStrings); // non cfstring generation enabled.. 8461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8470a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PascalStrings); // Allow Pascal strings 8480a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.WritableStrings); // Allow writable strings 8490a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.LaxVectorConversions); 850b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.AltiVec); 8510a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Exceptions); // Support exception handling. 85273482884560be041d86eccbd7dd5a6918677393bDaniel Dunbar Record.push_back(LangOpts.SjLjExceptions); 8530a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8540a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NeXTRuntime); // Use NeXT runtime. 8550a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Freestanding); // Freestanding implementation 8560a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoBuiltin); // Do not use builtin functions (-fno-builtin) 8570a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 858ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // Whether static initializers are protected by locks. 859ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner Record.push_back(LangOpts.ThreadsafeStatics); 860972d954bd216c86a961bb7f81c53af85de17c2f0Douglas Gregor Record.push_back(LangOpts.POSIXThreads); 8610a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Blocks); // block extension to C 8620a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.EmitAllDecls); // Emit all declarations, even if 8630a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // they are unused. 8640a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.MathErrno); // Math functions must respect errno 8650a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // (modulo the platform support). 8660a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 867a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.getSignedOverflowBehavior()); 868a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.HeinousExtensions); 8690a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8700a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Optimize); // Whether __OPTIMIZE__ should be defined. 8711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Record.push_back(LangOpts.OptimizeSize); // Whether __OPTIMIZE_SIZE__ should be 8720a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // defined. 8730a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Static); // Should __STATIC__ be defined (as 8740a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // opposed to __DYNAMIC__). 8750a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PICLevel); // The value for __PIC__, if non-zero. 8760a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8770a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUInline); // Should GNU inline semantics be 8780a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // used (instead of C99 semantics). 8790a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoInline); // Should __NO_INLINE__ be defined. 880a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson Record.push_back(LangOpts.AccessControl); // Whether C++ access control should 881a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson // be enabled. 88215b91764d08e886391c865c4a444d7b51141c284Eli Friedman Record.push_back(LangOpts.CharIsSigned); // Whether char is a signed or 88315b91764d08e886391c865c4a444d7b51141c284Eli Friedman // unsigned type 884a6fda124bf380479529d6a80b84b62cacd3cb707John Thompson Record.push_back(LangOpts.ShortWChar); // force wchar_t to be unsigned short 8850a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getGCMode()); 8860a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getVisibilityMode()); 887ab8e281b32a3d3b9b18257d26844362bf806ecdcDaniel Dunbar Record.push_back(LangOpts.getStackProtectorMode()); 8880a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.InstantiationDepth); 889b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.OpenCL); 8909c276ae0f24d4cee8f7954069d4b8eae45d0447dMike Stump Record.push_back(LangOpts.CatchUndefined); 89192f5822df6a0d7571df44b5d279ed4f017fbb0e6Anders Carlsson Record.push_back(LangOpts.ElideConstructors); 892a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Record.push_back(LangOpts.SpellChecking); 8938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LANGUAGE_OPTIONS, Record); 8940a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor} 8950a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 89614f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 8974fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// stat cache Serialization 8984fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 8994fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9004fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregornamespace { 9014fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Trait used for the on-disk hash table of stat cache results. 9023397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTStatCacheTrait { 9034fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregorpublic: 9044fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const char * key_type; 9054fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef key_type key_type_ref; 9061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9074fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef std::pair<int, struct stat> data_type; 9084fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const data_type& data_type_ref; 9094fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9104fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor static unsigned ComputeHash(const char *path) { 9112596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(path); 9124fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 9154fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, const char *path, 9164fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data) { 9174fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StrLen = strlen(path); 9184fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit16(Out, StrLen); 9194fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned DataLen = 1; // result value 9204fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) 9214fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor DataLen += 4 + 4 + 2 + 8 + 8; 9224fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit8(Out, DataLen); 9234fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor return std::make_pair(StrLen + 1, DataLen); 9244fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9264fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitKey(llvm::raw_ostream& Out, const char *path, unsigned KeyLen) { 9274fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Out.write(path, KeyLen); 9284fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9304fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 9314fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data, unsigned DataLen) { 9324fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace clang::io; 9334fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint64_t Start = Out.tell(); (void)Start; 9341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9354fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Result of stat() 9364fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit8(Out, Data.first? 1 : 0); 9371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9384fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) { 9394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_ino); 9404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_dev); 9414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit16(Out, (uint16_t) Data.second.st_mode); 9424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_mtime); 9434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_size); 9444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor assert(Out.tell() - Start == DataLen && "Wrong data length"); 9474fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9484fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor}; 9494fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} // end anonymous namespace 9504fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9513397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the stat() system call cache to the AST file. 952a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteStatCache(MemorizeStatCalls &StatCalls) { 9534fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Build the on-disk hash table containing information about every 9544fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // stat() call. 9553397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTStatCacheTrait> Generator; 9564fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned NumStatEntries = 0; 9571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (MemorizeStatCalls::iterator Stat = StatCalls.begin(), 9584fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor StatEnd = StatCalls.end(); 959e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Stat != StatEnd; ++Stat, ++NumStatEntries) { 960e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Stat->first(); 961e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Generator.insert(Filename, Stat->second); 962e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor } 9631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9644fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create the on-disk hash table in a buffer. 9651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> StatCacheData; 9664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint32_t BucketOffset; 9674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor { 9684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor llvm::raw_svector_ostream Out(StatCacheData); 9694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Make sure that no bucket is at offset 0 9704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit32(Out, 0); 9714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BucketOffset = Generator.Emit(Out); 9724fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9734fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9744fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create a blob abbreviation 9754fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace llvm; 9764fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9778538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(STAT_CACHE)); 9784fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9794fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9804fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 9814fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StatCacheAbbrev = Stream.EmitAbbrev(Abbrev); 9824fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9834fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Write the stat cache 9844fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RecordData Record; 9858538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(STAT_CACHE); 9864fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(BucketOffset); 9874fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(NumStatEntries); 988ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(StatCacheAbbrev, Record, StatCacheData.str()); 9894fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} 9904fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9914fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 99214f79002e58556798e86168c63e48d533287eda5Douglas Gregor// Source Manager Serialization 99314f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 99414f79002e58556798e86168c63e48d533287eda5Douglas Gregor 99514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 99614f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// file. 997c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocFileAbbrev(llvm::BitstreamWriter &Stream) { 99814f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 99914f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_FILE_ENTRY)); 100114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 100214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 100314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 100414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 10052d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // FileEntry fields. 10062d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 12)); // Size 10072d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 32)); // Modification time 100812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // HeaderFileInfo fields. 100912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isImport 101012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // DirInfo 101112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // NumIncludes 101212fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // ControllingMacro 101314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 1014c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 101514f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 101614f79002e58556798e86168c63e48d533287eda5Douglas Gregor 101714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 101814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1019c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferAbbrev(llvm::BitstreamWriter &Stream) { 102014f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 102114f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10228538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_ENTRY)); 102314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 102414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 102514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 102614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 102714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Buffer name blob 1028c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 102914f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 103014f79002e58556798e86168c63e48d533287eda5Douglas Gregor 103114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 103214f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer's blob. 1033c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferBlobAbbrev(llvm::BitstreamWriter &Stream) { 103414f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 103514f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_BLOB)); 103714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Blob 1038c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 103914f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 104014f79002e58556798e86168c63e48d533287eda5Douglas Gregor 104114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to an 104214f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1043c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocInstantiationAbbrev(llvm::BitstreamWriter &Stream) { 104414f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 104514f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10468538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_INSTANTIATION_ENTRY)); 104714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 104814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Spelling location 104914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Start location 105014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // End location 1051f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Token length 1052c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 105314f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 105414f79002e58556798e86168c63e48d533287eda5Douglas Gregor 105514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Writes the block containing the serialized form of the 105614f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// source manager. 105714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// 105814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// TODO: We should probably use an on-disk hash table (stored in a 105914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// blob), indexed based on the file name, so that we only create 106014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// entries for files that we actually need. In the common case (no 106114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// errors), we probably won't have to create file entries for any of 106214f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// the files in the AST. 1063a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSourceManagerBlock(SourceManager &SourceMgr, 1064e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const Preprocessor &PP, 1065e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *isysroot) { 10667f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData Record; 10677f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 1068f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner // Enter the source manager block. 10698538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(SOURCE_MANAGER_BLOCK_ID, 3); 107014f79002e58556798e86168c63e48d533287eda5Douglas Gregor 107114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Abbreviations for the various kinds of source-location entries. 1072828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocFileAbbrv = CreateSLocFileAbbrev(Stream); 1073828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferAbbrv = CreateSLocBufferAbbrev(Stream); 1074828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferBlobAbbrv = CreateSLocBufferBlobAbbrev(Stream); 1075828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocInstantiationAbbrv = CreateSLocInstantiationAbbrev(Stream); 10767f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10777f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Write the line table. 10787f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SourceMgr.hasLineTable()) { 10797f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LineTableInfo &LineTable = SourceMgr.getLineTable(); 10807f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10817f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file names 10827f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LineTable.getNumFilenames()); 10837f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (unsigned I = 0, N = LineTable.getNumFilenames(); I != N; ++I) { 10847f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file name 10857f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor const char *Filename = LineTable.getFilename(I); 1086e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 10877f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned FilenameLen = Filename? strlen(Filename) : 0; 10887f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(FilenameLen); 10897f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (FilenameLen) 10907f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.insert(Record.end(), Filename, Filename + FilenameLen); 10917f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 10921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10947f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (LineTableInfo::iterator L = LineTable.begin(), LEnd = LineTable.end(); 10957f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor L != LEnd; ++L) { 10967f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file ID 10977f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->first); 10981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10997f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 11007f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->second.size()); 11011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (std::vector<LineEntry>::iterator LE = L->second.begin(), 11027f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LEEnd = L->second.end(); 11037f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LE != LEEnd; ++LE) { 11047f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FileOffset); 11057f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->LineNo); 11067f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FilenameID); 11077f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back((unsigned)LE->FileKind); 11087f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->IncludeOffset); 11097f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11107f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11118538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SM_LINE_TABLE, Record); 11127f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11137f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 111414f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Write out the source location entry table. We skip the first 111514f79002e58556798e86168c63e48d533287eda5Douglas Gregor // entry, which is always the same dummy entry. 1116090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner std::vector<uint32_t> SLocEntryOffsets; 11177f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData PreloadSLocs; 11180fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl unsigned BaseSLocID = Chain ? Chain->getTotalNumSLocs() : 0; 11190fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl SLocEntryOffsets.reserve(SourceMgr.sloc_entry_size() - 1 - BaseSLocID); 11200fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl for (unsigned I = BaseSLocID + 1, N = SourceMgr.sloc_entry_size(); 11210fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl I != N; ++I) { 1122bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor // Get this source location entry. 1123bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor const SrcMgr::SLocEntry *SLoc = &SourceMgr.getSLocEntry(I); 112411a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 11257f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Record the offset of this source-location entry. 11267f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor SLocEntryOffsets.push_back(Stream.GetCurrentBitNo()); 11277f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 112814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Figure out which record code to use. 112914f79002e58556798e86168c63e48d533287eda5Douglas Gregor unsigned Code; 113014f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 113114f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->getFile().getContentCache()->Entry) 11328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_FILE_ENTRY; 113314f79002e58556798e86168c63e48d533287eda5Douglas Gregor else 11348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_BUFFER_ENTRY; 113514f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else 11368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_INSTANTIATION_ENTRY; 11377f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 113814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Code); 113914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 114014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(SLoc->getOffset()); 114114f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 114214f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::FileInfo &File = SLoc->getFile(); 114314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getIncludeLoc().getRawEncoding()); 114414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getFileCharacteristic()); // FIXME: stable encoding 1145bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor Record.push_back(File.hasLineDirectives()); 114614f79002e58556798e86168c63e48d533287eda5Douglas Gregor 114714f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::ContentCache *Content = File.getContentCache(); 114814f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (Content->Entry) { 114914f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a file. The blob associated 115014f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry is the file name. 11511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11522d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // Emit size/modification time for this file. 11532d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getSize()); 11542d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getModificationTime()); 11552d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor 115612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // Emit header-search information associated with this file. 115712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderFileInfo HFI; 115812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderSearch &HS = PP.getHeaderSearchInfo(); 115912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor if (Content->Entry->getUID() < HS.header_file_size()) 116012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HFI = HS.header_file_begin()[Content->Entry->getUID()]; 116112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.isImport); 116212fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.DirInfo); 116312fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.NumIncludes); 116412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor AddIdentifierRef(HFI.ControllingMacro, Record); 116512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor 1166e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Turn the file name into an absolute path, if it isn't already. 1167e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Content->Entry->getName(); 1168e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor llvm::sys::Path FilePath(Filename, strlen(Filename)); 116911a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam FilePath.makeAbsolute(); 1170aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam Filename = FilePath.c_str(); 11711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1172e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 1173ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocFileAbbrv, Record, Filename); 11747f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11757f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // FIXME: For now, preload all file source locations, so that 11767f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // we get the appropriate File entries in the reader. This is 11777f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // a temporary measure. 11780fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 117914f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 118014f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a buffer. The blob associated 118114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry contains the contents of the buffer. 118214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 118314f79002e58556798e86168c63e48d533287eda5Douglas Gregor // We add one to the size so that we capture the trailing NULL 118414f79002e58556798e86168c63e48d533287eda5Douglas Gregor // that is required by llvm::MemoryBuffer::getMemBuffer (on 118514f79002e58556798e86168c63e48d533287eda5Douglas Gregor // the reader side). 118636c35ba0aca641e60e5dbee8efbc620c08b9bd61Douglas Gregor const llvm::MemoryBuffer *Buffer 1187e127a0d80155b45dafe77f2b4380e5fa111a3345Chris Lattner = Content->getBuffer(PP.getDiagnostics(), PP.getSourceManager()); 118814f79002e58556798e86168c63e48d533287eda5Douglas Gregor const char *Name = Buffer->getBufferIdentifier(); 1189ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocBufferAbbrv, Record, 1190ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Name, strlen(Name) + 1)); 119114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.clear(); 11928538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SM_SLOC_BUFFER_BLOB); 1193c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record, 1194ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Buffer->getBufferStart(), 1195ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Buffer->getBufferSize() + 1)); 11967f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11977f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (strcmp(Name, "<built-in>") == 0) 11980fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 119914f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 120014f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 120114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is an instantiation. 120214f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::InstantiationInfo &Inst = SLoc->getInstantiation(); 120314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getSpellingLoc().getRawEncoding()); 120414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocStart().getRawEncoding()); 120514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocEnd().getRawEncoding()); 120614f79002e58556798e86168c63e48d533287eda5Douglas Gregor 1207f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor // Compute the token length for this macro expansion. 1208f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor unsigned NextOffset = SourceMgr.getNextOffset(); 1209bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor if (I + 1 != N) 1210bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor NextOffset = SourceMgr.getSLocEntry(I + 1).getOffset(); 1211f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Record.push_back(NextOffset - SLoc->getOffset() - 1); 1212c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithAbbrev(SLocInstantiationAbbrv, Record); 121314f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121414f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121514f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12167f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.ExitBlock(); 1217bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor 12187f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SLocEntryOffsets.empty()) 12197f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor return; 12202eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12213397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source-location offsets table into the AST block. This 12227f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // table is used for lazily loading source-location information. 12237f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor using namespace llvm; 12247f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 12258538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SOURCE_LOCATION_OFFSETS)); 12267f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // # of slocs 12277f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // next offset 12287f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // offsets 12297f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned SLocOffsetsAbbrev = Stream.EmitAbbrev(Abbrev); 12301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12317f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 12328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SOURCE_LOCATION_OFFSETS); 12337f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(SLocEntryOffsets.size()); 12348db9faed418ea743f55c31e1ccecadbb23bd55b7Sebastian Redl unsigned BaseOffset = Chain ? Chain->getNextSLocOffset() : 0; 12358db9faed418ea743f55c31e1ccecadbb23bd55b7Sebastian Redl Record.push_back(SourceMgr.getNextOffset() - BaseOffset); 12367f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record, 1237ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SLocEntryOffsets), 1238090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner SLocEntryOffsets.size()*sizeof(SLocEntryOffsets[0])); 12397f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 12403397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source location entry preloads array, telling the AST 12417f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // reader which source locations entries it should load eagerly. 12428538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SOURCE_LOCATION_PRELOADS, PreloadSLocs); 124314f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 124414f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Preprocessor Serialization 12474fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12484fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 12490b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// \brief Writes the block containing the serialized form of the 12500b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// preprocessor. 12510b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// 1252a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WritePreprocessor(const Preprocessor &PP) { 12537c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner RecordData Record; 12547c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 1255c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner // If the preprocessor __COUNTER__ value has been bumped, remember it. 1256c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner if (PP.getCounterValue() != 0) { 1257c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.push_back(PP.getCounterValue()); 12588538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_COUNTER_VALUE, Record); 1259c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.clear(); 12602eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor } 12612eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12622eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // Enter the preprocessor block. 1263ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Stream.EnterSubblock(PREPROCESSOR_BLOCK_ID, 3); 12641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12653397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // If the AST file contains __DATE__ or __TIME__ emit a warning about this. 12662eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // FIXME: use diagnostics subsystem for localization etc. 12672eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor if (PP.SawDateOrTime()) 12682eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor fprintf(stderr, "warning: precompiled header used __DATE__ or __TIME__.\n"); 12691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1270ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 12717c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // Loop over all the macro definitions that are live at the end of the file, 12727c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // emitting each to the PP section. 12736a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor PreprocessingRecord *PPRec = PP.getPreprocessingRecord(); 1274ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor unsigned InclusionAbbrev = 0; 1275ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (PPRec) { 1276ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor using namespace llvm; 1277ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 1278ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(PP_INCLUSION_DIRECTIVE)); 1279ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // index 1280ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // start location 1281ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // end location 1282ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // filename length 1283ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // in quotes 1284ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // kind 1285ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 128620249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer InclusionAbbrev = Stream.EmitAbbrev(Abbrev); 1287ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor } 128820249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 12897c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (Preprocessor::macro_iterator I = PP.macro_begin(), E = PP.macro_end(); 12907c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) { 129142d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // FIXME: This emits macros in hash table order, we should do it in a stable 129242d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // order so that output is reproducible. 12937c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner MacroInfo *MI = I->second; 12947c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12953397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Don't emit builtin macros like __LINE__ to the AST file unless they have 12967c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // been redefined by the header (in which case they are not isBuiltinMacro). 12973397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Also skip macros from a AST file if we're chaining. 1298ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor 1299ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // FIXME: There is a (probably minor) optimization we could do here, if 1300ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // the macro comes from the original PCH but the identifier comes from a 1301ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // chained PCH, by storing the offset into the original PCH rather than 1302ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // writing the macro definition a second time. 130320249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer if (MI->isBuiltinMacro() || 1304ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor (Chain && I->first->isFromAST() && MI->isFromAST())) 13057c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner continue; 13067c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 13077356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(I->first, Record); 130837e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor MacroOffsets[I->first] = Stream.GetCurrentBitNo(); 13097c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getDefinitionLoc().getRawEncoding()); 13107c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isUsed()); 13111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13127c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner unsigned Code; 13137c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner if (MI->isObjectLike()) { 13148538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_OBJECT_LIKE; 13157c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } else { 13168538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_FUNCTION_LIKE; 13171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13187c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isC99Varargs()); 13197c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isGNUVarargs()); 13207c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getNumArgs()); 13217c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (MacroInfo::arg_iterator I = MI->arg_begin(), E = MI->arg_end(); 13227c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) 13237356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(*I, Record); 13247c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 132520249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 13266a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If we have a detailed preprocessing record, record the macro definition 13276a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // ID that corresponds to this macro. 13286a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) 13296a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(PPRec->findMacroDefinition(MI))); 133020249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 1331c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(Code, Record); 13327c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.clear(); 1333f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner 1334df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Emit the tokens array. 1335df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner for (unsigned TokNo = 0, e = MI->getNumTokens(); TokNo != e; ++TokNo) { 1336df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Note that we know that the preprocessor does not have any annotation 1337df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // tokens in it because they are created by the parser, and thus can't be 1338df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // in a macro definition. 1339df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner const Token &Tok = MI->getReplacementToken(TokNo); 13401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1341df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLocation().getRawEncoding()); 1342df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLength()); 1343df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner 1344df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: When reading literal tokens, reconstruct the literal pointer if 1345df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // it is needed. 13467356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(Tok.getIdentifierInfo(), Record); 13471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1348df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token kind to a stable encoding. 1349df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getKind()); 1350df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token flags to a stable encoding. 1351df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getFlags()); 13521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13538538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_TOKEN, Record); 1354df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.clear(); 1355df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner } 135637e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor ++NumMacros; 13577c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 135820249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 13596a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If the preprocessor has a preprocessing record, emit it. 13606a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned NumPreprocessingRecords = 0; 13616a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) { 1362196f557741eeb346cc7cb6aa85f75dd9f82b4a06Sebastian Redl unsigned IndexBase = Chain ? PPRec->getNumPreallocatedEntities() : 0; 1363b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl for (PreprocessingRecord::iterator E = PPRec->begin(Chain), 1364b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl EEnd = PPRec->end(Chain); 13656a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor E != EEnd; ++E) { 13666a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 136720249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 13686a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 1369b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl Record.push_back(IndexBase + NumPreprocessingRecords++); 13706a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getBegin(), Record); 13716a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getEnd(), Record); 13726a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MI->getName(), Record); 13736a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(MI->getDefinition())); 13748538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_INSTANTIATION, Record); 13756a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13766a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 137720249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 13786a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 13796a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Record this macro definition's location. 1380f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl MacroID ID = getMacroDefinitionID(MD); 138120249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 138277424bc3794f569816dba52e423b57486a98e5baDouglas Gregor // Don't write the macro definition if it is from another AST file. 138377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (ID < FirstMacroID) 138477424bc3794f569816dba52e423b57486a98e5baDouglas Gregor continue; 138520249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 138677424bc3794f569816dba52e423b57486a98e5baDouglas Gregor unsigned Position = ID - FirstMacroID; 138777424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (Position != MacroDefinitionOffsets.size()) { 138877424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (Position > MacroDefinitionOffsets.size()) 138977424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitionOffsets.resize(Position + 1); 139020249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 139120249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer MacroDefinitionOffsets[Position] = Stream.GetCurrentBitNo(); 13926a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } else 13936a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.push_back(Stream.GetCurrentBitNo()); 139420249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 1395b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl Record.push_back(IndexBase + NumPreprocessingRecords++); 13966a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(ID); 13976a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getBegin(), Record); 13986a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getEnd(), Record); 13996a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MD->getName(), Record); 14006a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getLocation(), Record); 14018538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_DEFINITION, Record); 14026a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 14036a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 140420249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 1405ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (InclusionDirective *ID = dyn_cast<InclusionDirective>(*E)) { 1406ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(PP_INCLUSION_DIRECTIVE); 1407ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(IndexBase + NumPreprocessingRecords++); 1408ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor AddSourceLocation(ID->getSourceRange().getBegin(), Record); 1409ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor AddSourceLocation(ID->getSourceRange().getEnd(), Record); 1410ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(ID->getFileName().size()); 1411ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(ID->wasInQuotes()); 1412ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(static_cast<unsigned>(ID->getKind())); 1413ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor llvm::SmallString<64> Buffer; 1414ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Buffer += ID->getFileName(); 1415ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Buffer += ID->getFile()->getName(); 1416ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Stream.EmitRecordWithBlob(InclusionAbbrev, Record, Buffer); 1417ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor continue; 1418ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor } 14196a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 14206a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 142120249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 1422c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 142320249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 14246a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for the preprocessing record. 14256a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (NumPreprocessingRecords > 0) { 14266a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for identifier IDs. 14276a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor using namespace llvm; 14286a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 14298538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(MACRO_DEFINITION_OFFSETS)); 14306a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of records 14316a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of macro defs 14326a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 14336a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned MacroDefOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 143420249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 14356a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 14368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(MACRO_DEFINITION_OFFSETS); 14376a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords); 14386a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(MacroDefinitionOffsets.size()); 14396a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EmitRecordWithBlob(MacroDefOffsetAbbrev, Record, 1440ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(MacroDefinitionOffsets), 14416a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.size() * sizeof(uint32_t)); 14426a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 14430b1fb988012da21d996c43e36867787a7a07b889Chris Lattner} 14440b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 1445f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidisvoid ASTWriter::WriteUserDiagnosticMappings(const Diagnostic &Diag) { 1446f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis RecordData Record; 1447f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis for (unsigned i = 0; i != diag::DIAG_UPPER_LIMIT; ++i) { 1448f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis diag::Mapping Map = Diag.getDiagnosticMappingInfo(i); 1449f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis if (Map & 0x8) { // user mapping. 1450f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis Record.push_back(i); 1451f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis Record.push_back(Map & 0x7); 1452f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis } 1453f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis } 1454f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis 145560f7684881f9f6bc779e91212aea89d9afc723ddArgyrios Kyrtzidis if (!Record.empty()) 145660f7684881f9f6bc779e91212aea89d9afc723ddArgyrios Kyrtzidis Stream.EmitRecord(DIAG_USER_MAPPINGS, Record); 1457f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis} 1458f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis 14594fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14604fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Type Serialization 14614fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14620b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 14633397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the representation of a type to the AST stream. 1464a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteType(QualType T) { 146501b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 1466c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) // we haven't seen this type before. 1467c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 14681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 146997475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor assert(Idx.getIndex() >= FirstTypeID && "Re-writing a type from a prior AST"); 147055f48de5f6b10b50f4d88a9f7235f4532f799550Douglas Gregor 14712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Record the offset for this type. 1472c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis unsigned Index = Idx.getIndex() - FirstTypeID; 1473681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl if (TypeOffsets.size() == Index) 1474c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor TypeOffsets.push_back(Stream.GetCurrentBitNo()); 1475681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl else if (TypeOffsets.size() < Index) { 1476681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets.resize(Index + 1); 1477681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets[Index] = Stream.GetCurrentBitNo(); 14782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the type's representation. 14833397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter W(*this, Record); 14840953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1485a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor if (T.hasLocalNonFastQualifiers()) { 1486a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor Qualifiers Qs = T.getLocalQualifiers(); 1487a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor AddTypeRef(T.getLocalUnqualifiedType(), Record); 14880953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(Qs.getAsOpaqueValue()); 14898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl W.Code = TYPE_EXT_QUAL; 14900953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } else { 14910953e767ff7817f97b3ab20896b229891eeff45bJohn McCall switch (T->getTypeClass()) { 14920953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // For all of the concrete, non-dependent types, call the 14930953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // appropriate visitor function. 14942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) \ 1495b7166334d897e1e4e6a5b428fe2d0ec752ef187fMike Stump case Type::Class: W.Visit##Class##Type(cast<Class##Type>(T)); break; 14962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 14972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 14980953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 15002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 15012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the serialized record. 1502c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(W.Code, Record); 15030b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor 15040b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor // Flush any expressions that were written as part of this type. 1505c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor FlushStmts(); 15062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 15072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 15084fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15094fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Declaration Serialization 15104fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15114fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 15122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \brief Write the block containing all of the declaration IDs 15132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// lexically declared within the given DeclContext. 15142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 15152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \returns the offset of the DECL_CONTEXT_LEXICAL block within the 15162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// bistream, or 0 if no block was written. 1517a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redluint64_t ASTWriter::WriteDeclContextLexicalBlock(ASTContext &Context, 15182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclContext *DC) { 151917945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis if (DC->decls_empty()) 15202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return 0; 15212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1522c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor uint64_t Offset = Stream.GetCurrentBitNo(); 15232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 15248538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_CONTEXT_LEXICAL); 1525eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis llvm::SmallVector<KindDeclIDPair, 64> Decls; 152617945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end(); 152717945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis D != DEnd; ++D) 1528eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis Decls.push_back(std::make_pair((*D)->getKind(), GetDeclRef(*D))); 15292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 15302512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor ++NumLexicalDeclContexts; 1531681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Stream.EmitRecordWithBlob(DeclContextLexicalAbbrev, Record, 1532eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis reinterpret_cast<char*>(Decls.data()), 1533eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis Decls.size() * sizeof(KindDeclIDPair)); 15342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return Offset; 15352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 15362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1537a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteTypeDeclOffsets() { 15381476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl using namespace llvm; 15391476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl RecordData Record; 15401476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15411476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the type offsets array 15421476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 15438538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(TYPE_OFFSET)); 15441476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of types 15451476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // types block 15461476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned TypeOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15471476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15488538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TYPE_OFFSET); 15491476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(TypeOffsets.size()); 15501476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, 1551ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(TypeOffsets), 15521476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl TypeOffsets.size() * sizeof(TypeOffsets[0])); 15531476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15541476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the declaration offsets array 15551476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev = new BitCodeAbbrev(); 15568538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(DECL_OFFSET)); 15571476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of declarations 15581476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // declarations block 15591476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned DeclOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15601476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15618538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_OFFSET); 15621476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(DeclOffsets.size()); 15631476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, 1564ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(DeclOffsets), 15651476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclOffsets.size() * sizeof(DeclOffsets[0])); 15661476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl} 15671476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Global Method Pool and Selector Serialization 15704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 15723251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregornamespace { 1573f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor// Trait used for the on-disk hash table used in the method pool. 15743397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTMethodPoolTrait { 1575a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 1576f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1577f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregorpublic: 1578f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef Selector key_type; 1579f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef key_type key_type_ref; 15801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15815d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl struct data_type { 15828538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID ID; 15835d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList Instance, Factory; 15845d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 1585f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef const data_type& data_type_ref; 1586f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 15873397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl explicit ASTMethodPoolTrait(ASTWriter &Writer) : Writer(Writer) { } 15881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1589f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor static unsigned ComputeHash(Selector Sel) { 15900eca89e9890db4d8336ce762a5b359a1d58ca02bArgyrios Kyrtzidis return serialization::ComputeHash(Sel); 1591f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 1594f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, Selector Sel, 1595f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor data_type_ref Methods) { 1596f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned KeyLen = 2 + (Sel.getNumArgs()? Sel.getNumArgs() * 4 : 4); 1597f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, KeyLen); 15985d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl unsigned DataLen = 4 + 2 + 2; // 2 bytes for each of the method counts 15995d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1600f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1601f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1602f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 16035d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1604f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1605f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1606f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 1607f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, DataLen); 1608f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor return std::make_pair(KeyLen, DataLen); 1609f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 16101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 161183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor void EmitKey(llvm::raw_ostream& Out, Selector Sel, unsigned) { 16121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump uint64_t Start = Out.tell(); 161383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert((Start >> 32) == 0 && "Selector key offset too large"); 161483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Writer.SetSelectorOffset(Sel, Start); 1615f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned N = Sel.getNumArgs(); 1616f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, N); 1617f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (N == 0) 1618f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor N = 1; 1619f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor for (unsigned I = 0; I != N; ++I) 16201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump clang::io::Emit32(Out, 1621f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Writer.getIdentifierRef(Sel.getIdentifierInfoForSlot(I))); 1622f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 16231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1624f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 1625a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor data_type_ref Methods, unsigned DataLen) { 1626a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor uint64_t Start = Out.tell(); (void)Start; 16275d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl clang::io::Emit32(Out, Methods.ID); 1628f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumInstanceMethods = 0; 16295d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1630f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1631f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1632f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumInstanceMethods; 1633f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1634f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumFactoryMethods = 0; 16355d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1636f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1637f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1638f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumFactoryMethods; 1639f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1640f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumInstanceMethods); 1641f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumFactoryMethods); 16425d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1643f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1644f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1645f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 16465d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1647f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1648f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1649f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 1650a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor 1651a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor assert(Out.tell() - Start == DataLen && "Data length is wrong"); 1652f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1653f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor}; 1654f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} // end anonymous namespace 1655f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1656059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// \brief Write ObjC data: selectors and the method pool. 1657f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// 1658f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// The method pool contains both instance and factory methods, stored 1659059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// in an on-disk hash table indexed by the selector. The hash table also 1660059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// contains an empty entry for every other selector known to Sema. 1661a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSelectors(Sema &SemaRef) { 1662f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor using namespace llvm; 1663f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1664059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Do we have to do anything at all? 16655d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (SemaRef.MethodPool.empty() && SelectorIDs.empty()) 1666059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl return; 1667e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl unsigned NumTableEntries = 0; 1668059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create and write out the blob that contains selectors and the method pool. 1669f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16703397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTMethodPoolTrait> Generator; 16715d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTMethodPoolTrait Trait(*this); 16721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1673059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create the on-disk hash table representation. We walk through every 1674059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // selector we've seen and look it up in the method pool. 1675e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets.resize(NextSelectorID - FirstSelectorID); 16768538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<Selector, SelectorID>::iterator 16775d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I = SelectorIDs.begin(), E = SelectorIDs.end(); 16785d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I != E; ++I) { 16795d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Selector S = I->first; 1680059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl Sema::GlobalMethodPool::iterator F = SemaRef.MethodPool.find(S); 16813397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait::data_type Data = { 16825d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I->second, 16835d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList(), 16845d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList() 16855d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 16865d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (F != SemaRef.MethodPool.end()) { 16875d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Instance = F->second.first; 16885d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Factory = F->second.second; 16895d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl } 16903397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only write this selector if it's not in an existing AST or something 1691e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // changed. 1692e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (Chain && I->second < FirstSelectorID) { 1693e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Selector already exists. Did it change? 1694e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl bool changed = false; 1695e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Instance; !changed && M && M->Method; 1696e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1697e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1698e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1699e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1700e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Factory; !changed && M && M->Method; 1701e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1702e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1703e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1704e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1705e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (!changed) 1706e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl continue; 1707fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl } else if (Data.Instance.Method || Data.Factory.Method) { 1708fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl // A new method pool entry. 1709fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl ++NumTableEntries; 1710e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 17115d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(S, Data, Trait); 1712f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1713f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1714f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create the on-disk hash table in a buffer. 17151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> MethodPool; 1716f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor uint32_t BucketOffset; 1717f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 17183397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait Trait(*this); 1719f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor llvm::raw_svector_ostream Out(MethodPool); 1720f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1721a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1722f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1723f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1724f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1725f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create a blob abbreviation 1726f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 17278538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(METHOD_POOL)); 1728f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 172983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 1730f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1731f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned MethodPoolAbbrev = Stream.EmitAbbrev(Abbrev); 1732f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 173383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the method pool 1734f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor RecordData Record; 17358538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(METHOD_POOL); 1736f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Record.push_back(BucketOffset); 1737e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Record.push_back(NumTableEntries); 1738ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool.str()); 173983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 174083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Create a blob abbreviation for the selector table offsets. 174183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev = new BitCodeAbbrev(); 17428538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SELECTOR_OFFSETS)); 17437c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // size 174483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 174583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned SelectorOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 174683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 174783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the selector offsets table. 174883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.clear(); 17498538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SELECTOR_OFFSETS); 175083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.push_back(SelectorOffsets.size()); 175183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record, 1752ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SelectorOffsets), 175383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor SelectorOffsets.size() * 4); 1754f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1755f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} 1756f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 17573397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the selectors referenced in @selector expression into AST file. 1758a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteReferencedSelectorsPool(Sema &SemaRef) { 1759320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian using namespace llvm; 1760320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian if (SemaRef.ReferencedSelectors.empty()) 1761320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian return; 1762725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 1763320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RecordData Record; 1764725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 17653397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Note: this writes out all references even for a dependent AST. But it is 1766a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // very tricky to fix, and given that @selector shouldn't really appear in 1767a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // headers, probably not worth it. It's not a correctness issue. 1768320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian for (DenseMap<Selector, SourceLocation>::iterator S = 1769320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SemaRef.ReferencedSelectors.begin(), 1770320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian E = SemaRef.ReferencedSelectors.end(); S != E; ++S) { 1771320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian Selector Sel = (*S).first; 1772320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SourceLocation Loc = (*S).second; 1773320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSelectorRef(Sel, Record); 1774320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSourceLocation(Loc, Record); 1775320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian } 17768538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REFERENCED_SELECTOR_POOL, Record); 1777320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian} 1778320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian 17794fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17804fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Identifier Table Serialization 17814fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17824fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 1783f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregornamespace { 17843397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTIdentifierTableTrait { 1785a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 178637e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Preprocessor &PP; 17873251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 1788a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// \brief Determines whether this is an "interesting" identifier 1789a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// that needs a full IdentifierInfo structure written into the hash 1790a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// table. 1791a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor static bool isInterestingIdentifier(const IdentifierInfo *II) { 1792a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return II->isPoisoned() || 1793a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->isExtensionToken() || 1794a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->hasMacroDefinition() || 1795a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getObjCOrBuiltinID() || 1796a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getFETokenInfo<void>(); 1797a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1798a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor 17993251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregorpublic: 18003251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef const IdentifierInfo* key_type; 18013251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef key_type key_type_ref; 18021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl typedef IdentID data_type; 18043251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef data_type data_type_ref; 18051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18063397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait(ASTWriter &Writer, Preprocessor &PP) 180737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor : Writer(Writer), PP(PP) { } 18083251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 18093251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor static unsigned ComputeHash(const IdentifierInfo* II) { 18102596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(II->getName()); 18113251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 18141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump EmitKeyDataLength(llvm::raw_ostream& Out, const IdentifierInfo* II, 18158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID) { 1816e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar unsigned KeyLen = II->getLength() + 1; 1817a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor unsigned DataLen = 4; // 4 bytes for the persistent ID << 1 1818a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (isInterestingIdentifier(II)) { 18195998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 2; // 2 bytes for builtin ID, flags 18201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (II->hasMacroDefinition() && 1821a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro()) 18225998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 4; 1823a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor for (IdentifierResolver::iterator D = IdentifierResolver::begin(II), 1824a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor DEnd = IdentifierResolver::end(); 1825a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor D != DEnd; ++D) 18268538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DataLen += sizeof(DeclID); 1827a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1828668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor clang::io::Emit16(Out, DataLen); 182902fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // We emit the key length after the data length so that every 183002fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // string is preceded by a 16-bit length. This matches the PTH 183102fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // format for storing identifiers. 1832d6595a40fe12e3d5ffe5ce48987b379d547439a4Douglas Gregor clang::io::Emit16(Out, KeyLen); 18333251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return std::make_pair(KeyLen, DataLen); 18343251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitKey(llvm::raw_ostream& Out, const IdentifierInfo* II, 18373251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor unsigned KeyLen) { 18383251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Record the location of the key data. This is used when generating 18393251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // the mapping from persistent IDs to strings. 18403251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Writer.SetIdentifierOffset(II, Out.tell()); 1841e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar Out.write(II->getNameStart(), KeyLen); 18423251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitData(llvm::raw_ostream& Out, const IdentifierInfo* II, 18458538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID, unsigned) { 1846a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (!isInterestingIdentifier(II)) { 1847a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, ID << 1); 1848a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return; 1849a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 18505998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor 1851a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, (ID << 1) | 0x01); 18523251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor uint32_t Bits = 0; 18531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool hasMacroDefinition = 18541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump II->hasMacroDefinition() && 185537e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro(); 18565998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor Bits = (uint32_t)II->getObjCOrBuiltinID(); 1857b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(hasMacroDefinition); 1858b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isExtensionToken()); 1859b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isPoisoned()); 1860646395bbcaa849c94bc2a3246c71d809ca719f01Argyrios Kyrtzidis Bits = (Bits << 1) | unsigned(II->hasRevertedTokenIDToIdentifier()); 1861b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isCPlusPlusOperatorKeyword()); 18625998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit16(Out, Bits); 18633251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 186437e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor if (hasMacroDefinition) 18655998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit32(Out, Writer.getMacroOffset(II)); 186637e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor 1867668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // Emit the declaration IDs in reverse order, because the 1868668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // IdentifierResolver provides the declarations as they would be 1869668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // visible (e.g., the function "stat" would come before the struct 1870668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // "stat"), but IdentifierResolver::AddDeclToIdentifierChain() 1871668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // adds declarations to the end of the list (so we need to see the 1872668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // struct "status" before the function "status"). 1873f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Only emit declarations that aren't from a chained PCH, though. 18741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallVector<Decl *, 16> Decls(IdentifierResolver::begin(II), 1875668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor IdentifierResolver::end()); 1876668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor for (llvm::SmallVector<Decl *, 16>::reverse_iterator D = Decls.rbegin(), 1877668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor DEnd = Decls.rend(); 18783251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor D != DEnd; ++D) 1879d8c5abb096a5f6babb3709180fe304be5462bcc1Sebastian Redl clang::io::Emit32(Out, Writer.getDeclID(*D)); 18803251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18813251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor}; 18823251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} // end anonymous namespace 18833251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 18843397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the identifier table into the AST file. 1885afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// 1886afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// The identifier table consists of a blob containing string data 1887afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// (the actual identifiers themselves) and a separate "offsets" index 1888afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// that maps identifier IDs to locations within the blob. 1889a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteIdentifierTable(Preprocessor &PP) { 1890afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor using namespace llvm; 1891afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1892afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create and write out the blob that contains the identifier 1893afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // strings. 1894afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor { 18953397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTIdentifierTableTrait> Generator; 18965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTIdentifierTableTrait Trait(*this, PP); 18971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 189892b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // Look for any identifiers that were named while processing the 189992b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // headers, but are otherwise not needed. We add these to the hash 190092b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // table to enable checking of the predefines buffer in the case 19013397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // where the user adds new macro definitions when building the AST 190292b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // file. 190392b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor for (IdentifierTable::iterator ID = PP.getIdentifierTable().begin(), 190492b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor IDEnd = PP.getIdentifierTable().end(); 190592b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor ID != IDEnd; ++ID) 190692b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor getIdentifierRef(ID->second); 190792b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor 1908f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Create the on-disk hash table representation. We only store offsets 1909f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // for identifiers that appear here for the first time. 1910f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets.resize(NextIdentID - FirstIdentID); 19118538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<const IdentifierInfo *, IdentID>::iterator 1912afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID = IdentifierIDs.begin(), IDEnd = IdentifierIDs.end(); 1913afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID != IDEnd; ++ID) { 1914afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor assert(ID->first && "NULL identifier in identifier table"); 19153c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl if (!Chain || !ID->first->isFromAST()) 19165d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(ID->first, ID->second, Trait); 19173251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 1918afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 19193251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Create the on-disk hash table in a buffer. 19201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> IdentifierTable; 1921668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor uint32_t BucketOffset; 19223251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor { 19233397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait Trait(*this, PP); 19243251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor llvm::raw_svector_ostream Out(IdentifierTable); 1925f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1926a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1927668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1928afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1929afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1930afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create a blob abbreviation 1931afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 19328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_TABLE)); 1933668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 19343251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1935c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor unsigned IDTableAbbrev = Stream.EmitAbbrev(Abbrev); 1936afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1937afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the identifier table 1938afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor RecordData Record; 19398538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_TABLE); 1940668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Record.push_back(BucketOffset); 1941ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable.str()); 1942afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1943afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1944afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the offsets table for identifier IDs. 19452b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 19468538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_OFFSET)); 19472b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of identifiers 19482b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 19492b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor unsigned IdentifierOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 19502b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor 19512b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor RecordData Record; 19528538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_OFFSET); 19532b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Record.push_back(IdentifierOffsets.size()); 19542b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Stream.EmitRecordWithBlob(IdentifierOffsetAbbrev, Record, 1955ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(IdentifierOffsets), 19562b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor IdentifierOffsets.size() * sizeof(uint32_t)); 1957afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor} 1958afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 19594fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 19605d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// DeclContext's Name Lookup Table Serialization 19615d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 19625d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisnamespace { 19645d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// Trait used for the on-disk hash table used in the method pool. 19655d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisclass ASTDeclContextNameLookupTrait { 19665d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTWriter &Writer; 19675d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19685d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidispublic: 19695d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclarationName key_type; 19705d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef key_type key_type_ref; 19715d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19725d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclContext::lookup_result data_type; 19735d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef const data_type& data_type_ref; 19745d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19755d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis explicit ASTDeclContextNameLookupTrait(ASTWriter &Writer) : Writer(Writer) { } 19765d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19775d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned ComputeHash(DeclarationName Name) { 19785d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis llvm::FoldingSetNodeID ID; 19795d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getNameKind()); 19805d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19815d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19825d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19835d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getAsIdentifierInfo()->getName()); 19845d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19855d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19865d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19875d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19885d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(serialization::ComputeHash(Name.getObjCSelector())); 19895d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19905d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19915d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19925d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19935d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Writer.GetOrCreateTypeID(Name.getCXXNameType())); 19945d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19955d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getCXXOverloadedOperator()); 19975d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19985d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19995d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getCXXLiteralIdentifier()->getName()); 20005d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 20015d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20025d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20035d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20045d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return ID.ComputeHash(); 20055d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20065d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20075d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis std::pair<unsigned,unsigned> 20085d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis EmitKeyDataLength(llvm::raw_ostream& Out, DeclarationName Name, 20095d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type_ref Lookup) { 20105d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned KeyLen = 1; 20115d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 20125d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 20135d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 20145d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 20155d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 20165d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 20175d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 20185d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 20195d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 20205d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 4; 20215d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20225d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 20235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 1; 20245d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20255d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 20265d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20275d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20285d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, KeyLen); 20295d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20305d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis // 2 bytes for num of decls and 4 for each DeclID. 20315d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned DataLen = 2 + 4 * (Lookup.second - Lookup.first); 20325d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, DataLen); 20335d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20345d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return std::make_pair(KeyLen, DataLen); 20355d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20365d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20375d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitKey(llvm::raw_ostream& Out, DeclarationName Name, unsigned) { 20385d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis using namespace clang::io; 20395d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20405d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getNameKind() < 0x100 && "Invalid name kind ?"); 20415d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getNameKind()); 20425d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 20435d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 20445d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getAsIdentifierInfo())); 20455d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20465d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 20475d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 20485d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 20495d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getSelectorRef(Name.getObjCSelector())); 20505d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20515d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 20525d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 20535d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 20545d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getTypeID(Name.getCXXNameType())); 20555d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20565d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 20575d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getCXXOverloadedOperator() < 0x100 && "Invalid operator ?"); 20585d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getCXXOverloadedOperator()); 20595d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20605d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 20615d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getCXXLiteralIdentifier())); 20625d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 20645d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20655d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20665d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20675d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20685d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitData(llvm::raw_ostream& Out, key_type_ref, 20695d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type Lookup, unsigned DataLen) { 20705d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis uint64_t Start = Out.tell(); (void)Start; 20715d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, Lookup.second - Lookup.first); 20725d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis for (; Lookup.first != Lookup.second; ++Lookup.first) 20735d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit32(Out, Writer.GetDeclRef(*Lookup.first)); 20745d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20755d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Out.tell() - Start == DataLen && "Data length is wrong"); 20765d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20775d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis}; 20785d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis} // end anonymous namespace 20795d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 2080074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \brief Write the block containing all of the declaration IDs 2081074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// visible from the given DeclContext. 2082074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// 2083074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \returns the offset of the DECL_CONTEXT_VISIBLE block within the 20841d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// bitstream, or 0 if no block was written. 2085074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidisuint64_t ASTWriter::WriteDeclContextVisibleBlock(ASTContext &Context, 2086074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext *DC) { 2087074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->getPrimaryContext() != DC) 2088074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2089074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2090074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Since there is no name lookup into functions or methods, don't bother to 2091074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // build a visible-declarations table for these entities. 2092074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isFunctionOrMethod()) 2093074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2094074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2095074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // If not in C++, we perform name lookup for the translation unit via the 2096074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // IdentifierInfo chains, don't bother to build a visible-declarations table. 2097074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // FIXME: In C++ we need the visible declarations in order to "see" the 2098074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // friend declarations, is there a way to do this without writing the table ? 2099074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isTranslationUnit() && !Context.getLangOptions().CPlusPlus) 2100074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2101074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2102074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Force the DeclContext to build a its name-lookup table. 2103a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis if (DC->hasExternalVisibleStorage()) 2104a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->MaterializeVisibleDeclsFromExternalStorage(); 2105a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis else 2106a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->lookup(DeclarationName()); 2107074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2108074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Serialize the contents of the mapping used for lookup. Note that, 2109074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // although we have two very different code paths, the serialized 2110074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // representation is the same for both cases: a declaration name, 2111074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // followed by a size, followed by references to the visible 2112074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // declarations that have that name. 2113074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint64_t Offset = Stream.GetCurrentBitNo(); 2114074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 2115074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (!Map || Map->empty()) 2116074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2117074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2118074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 2119074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ASTDeclContextNameLookupTrait Trait(*this); 2120074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2121074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table representation. 2122074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 2123074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis D != DEnd; ++D) { 2124074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclarationName Name = D->first; 2125074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext::lookup_result Result = D->second.getLookupResult(); 2126074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Generator.insert(Name, Result, Trait); 2127074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2128074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2129074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table in a buffer. 2130074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::SmallString<4096> LookupTable; 2131074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint32_t BucketOffset; 2132074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis { 2133074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::raw_svector_ostream Out(LookupTable); 2134074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Make sure that no bucket is at offset 0 2135074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis clang::io::Emit32(Out, 0); 2136074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis BucketOffset = Generator.Emit(Out, Trait); 2137074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2138074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2139074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Write the lookup table 2140074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis RecordData Record; 2141074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(DECL_CONTEXT_VISIBLE); 2142074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(BucketOffset); 2143074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecordWithBlob(DeclContextVisibleLookupAbbrev, Record, 2144074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis LookupTable.str()); 2145074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2146074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecord(DECL_CONTEXT_VISIBLE, Record); 2147074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ++NumVisibleDeclContexts; 2148074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return Offset; 2149074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis} 2150074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 21511d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// \brief Write an UPDATE_VISIBLE block for the given context. 21521d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// 21531d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// UPDATE_VISIBLE blocks contain the declarations that are added to an existing 21541d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// DeclContext in a dependent AST file. As such, they only exist for the TU 21551d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// (in C++) and for namespaces. 21561d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redlvoid ASTWriter::WriteDeclContextVisibleUpdate(const DeclContext *DC) { 21571d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make the context build its lookup table, but don't make it load external 21581d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // decls. 21591d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DC->lookup(DeclarationName()); 21601d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21611d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 21621d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl if (!Map || Map->empty()) 21631d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl return; 21641d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21651d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 21661d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl ASTDeclContextNameLookupTrait Trait(*this); 21671d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21681d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the hash table. 21691d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 21701d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl D != DEnd; ++D) { 21711d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclarationName Name = D->first; 21721d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclContext::lookup_result Result = D->second.getLookupResult(); 21735967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // For any name that appears in this table, the results are complete, i.e. 21745967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // they overwrite results from previous PCHs. Merging is always a mess. 21755967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl Generator.insert(Name, Result, Trait); 21761d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21771d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21781d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the on-disk hash table in a buffer. 21791d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::SmallString<4096> LookupTable; 21801d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl uint32_t BucketOffset; 21811d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl { 21821d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::raw_svector_ostream Out(LookupTable); 21831d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make sure that no bucket is at offset 0 21841d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl clang::io::Emit32(Out, 0); 21851d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl BucketOffset = Generator.Emit(Out, Trait); 21861d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21871d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21881d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Write the lookup table 21891d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl RecordData Record; 21901d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(UPDATE_VISIBLE); 21911d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(getDeclID(cast<Decl>(DC))); 21921d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(BucketOffset); 21931d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Stream.EmitRecordWithBlob(UpdateVisibleAbbrev, Record, LookupTable.str()); 21941d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl} 21951d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 21974fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// General Serialization Routines 21984fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 21994fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 220068a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor/// \brief Write a record containing the given attributes. 220189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::WriteAttributes(const AttrVec &Attrs, RecordDataImpl &Record) { 22024eb9fc0449ddbd5239ddc3ae6b6e52880f47dcf7Argyrios Kyrtzidis Record.push_back(Attrs.size()); 2203cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = Attrs.begin(), e = Attrs.end(); i != e; ++i){ 2204cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt const Attr * A = *i; 2205cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->getKind()); // FIXME: stable encoding, target attrs 2206cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt AddSourceLocation(A->getLocation(), Record); 2207cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->isInherited()); 220868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 2209cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt#include "clang/Serialization/AttrPCHWrite.inc" 22105b160927672440076aa53c31d84149f70fd8d40eFariborz Jahanian 221168a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor } 221268a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 221368a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 221489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddString(llvm::StringRef Str, RecordDataImpl &Record) { 221568a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.push_back(Str.size()); 221668a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.insert(Record.end(), Str.begin(), Str.end()); 221768a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 221868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 22193251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// \brief Note that the identifier II occurs at the given offset 22203251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// within the identifier table. 2221a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetIdentifierOffset(const IdentifierInfo *II, uint32_t Offset) { 22228538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID = IdentifierIDs[II]; 22233397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only store offsets new to this AST file. Other identifier names are looked 2224f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // up earlier in the chain and thus don't need an offset. 2225f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl if (ID >= FirstIdentID) 2226f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets[ID - FirstIdentID] = Offset; 22273251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 22283251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 222983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// \brief Note that the selector Sel occurs at the given offset 223083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// within the method pool/selector table. 2231a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { 223283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned ID = SelectorIDs[Sel]; 223383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert(ID && "Unknown selector"); 2234e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Don't record offsets for selectors that are also available in a different 2235e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // file. 2236e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (ID < FirstSelectorID) 2237e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl return; 2238e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets[ID - FirstSelectorID] = Offset; 223983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor} 224083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 2241a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::ASTWriter(llvm::BitstreamWriter &Stream) 2242e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl : Stream(Stream), Chain(0), FirstDeclID(1), NextDeclID(FirstDeclID), 22438538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FirstTypeID(NUM_PREDEF_TYPE_IDS), NextTypeID(FirstTypeID), 2244e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstIdentID(1), NextIdentID(FirstIdentID), FirstSelectorID(1), 224577424bc3794f569816dba52e423b57486a98e5baDouglas Gregor NextSelectorID(FirstSelectorID), FirstMacroID(1), NextMacroID(FirstMacroID), 224677424bc3794f569816dba52e423b57486a98e5baDouglas Gregor CollectedStmts(&StmtsToEmit), 2247e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumStatements(0), NumMacros(0), NumLexicalDeclContexts(0), 22487c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor NumVisibleDeclContexts(0), FirstCXXBaseSpecifiersID(1), 22497c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor NextCXXBaseSpecifiersID(1) 22507c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor{ 225130c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 22522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2253a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAST(Sema &SemaRef, MemorizeStatCalls *StatCalls, 225430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 22552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the file header. 2256c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2257c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'P', 8); 2258c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2259c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'H', 8); 22601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2261b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner WriteBlockInfoBlock(); 22622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22631dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (Chain) 2264a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTChain(SemaRef, StatCalls, isysroot); 22651dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 2266a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTCore(SemaRef, StatCalls, isysroot); 22671dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 22681dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2269a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTCore(Sema &SemaRef, MemorizeStatCalls *StatCalls, 22701dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const char *isysroot) { 22711dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 22721dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22731dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 22741dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 22751dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // The translation unit is the first declaration we'll emit. 22772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclIDs[Context.getTranslationUnitDecl()] = 1; 2278f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ++NextDeclID; 227961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(Context.getTranslationUnitDecl()); 22802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22812deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // Make sure that we emit IdentifierInfos (and any attached 22822deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // declarations) for builtins. 22832deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor { 22842deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor IdentifierTable &Table = PP.getIdentifierTable(); 22852deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor llvm::SmallVector<const char *, 32> BuiltinNames; 22862deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.BuiltinInfo.GetBuiltinNames(BuiltinNames, 22872deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.getLangOptions().NoBuiltin); 22882deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor for (unsigned I = 0, N = BuiltinNames.size(); I != N; ++I) 22892deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor getIdentifierRef(&Table.get(BuiltinNames[I])); 22902deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor } 22912deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 229263d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // Build a record containing all of the tentative definitions in this file, in 2293e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl // TentativeDefinitions order. Generally, this record will be empty for 229463d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // headers. 22954c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor RecordData TentativeDefinitions; 2296e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2297e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 229863d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner } 22994c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 230049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 230149b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 230249b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) 230349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 23044056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 230572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis RecordData WeakUndeclaredIdentifiers; 230672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 230772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back( 230872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis SemaRef.WeakUndeclaredIdentifiers.size()); 230972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 231072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis I = SemaRef.WeakUndeclaredIdentifiers.begin(), 231172b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 231272b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 231372b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 231472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 231572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 231672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 231772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 231811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 231914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Build a record containing all of the locally-scoped external 232014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // declarations in this header file. Generally, this record will be 232114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // empty. 232214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor RecordData LocallyScopedExternalDecls; 23233397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 232463d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // nondeterminstic! 23251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 232614c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD = SemaRef.LocallyScopedExternalDecls.begin(), 232714c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 232814c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD != TDEnd; ++TD) 232914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor AddDeclRef(TD->second, LocallyScopedExternalDecls); 233014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 2331b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Build a record containing all of the ext_vector declarations. 2332b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RecordData ExtVectorDecls; 2333b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) 2334b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2335b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2336d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of the VTable uses information. 2337d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData VTableUses; 2338be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis if (!SemaRef.VTableUses.empty()) { 2339be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTableUses.size()); 2340be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 2341be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 2342be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 2343be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 2344be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis } 2345d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis } 2346d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2347d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of dynamic classes declarations. 2348d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData DynamicClasses; 2349d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 2350d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 2351d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 23520e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Build a record containing all of pending implicit instantiations. 235362c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth RecordData PendingInstantiations; 23540e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis for (std::deque<Sema::PendingImplicitInstantiation>::iterator 235562c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth I = SemaRef.PendingInstantiations.begin(), 235662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth N = SemaRef.PendingInstantiations.end(); I != N; ++I) { 235762c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddDeclRef(I->first, PendingInstantiations); 235862c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddSourceLocation(I->second, PendingInstantiations); 23590e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis } 23600e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 23610e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis "There are local ones at end of translation unit!"); 23620e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 236376c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Build a record containing some declaration references. 236476c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis RecordData SemaDeclRefs; 236576c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 236676c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 236776c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 236876c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis } 236976c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 23703397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the remaining AST contents. 2371ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor RecordData Record; 23728538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 237330c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 23741dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteLanguageOptions(Context.getLangOptions()); 2375e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (StatCalls && !isysroot) 2376dd41ed59cf7aefabd40bf766d8fcc7ebd759c8e5Douglas Gregor WriteStatCache(*StatCalls); 2377e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 2378c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff // Write the record of special types. 2379c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff Record.clear(); 23801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2381c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getBuiltinVaListType(), Record); 2382c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCIdType(), Record); 2383c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCSelType(), Record); 2384c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCProtoType(), Record); 2385c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCClassType(), Record); 2386c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawCFConstantStringType(), Record); 2387c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawObjCFastEnumerationStateType(), Record); 2388c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getFILEType(), Record); 2389782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getjmp_bufType(), Record); 2390782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getsigjmp_bufType(), Record); 2391d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCIdRedefinitionType, Record); 2392d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCClassRedefinitionType, Record); 2393adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump AddTypeRef(Context.getRawBlockdescriptorType(), Record); 2394083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump AddTypeRef(Context.getRawBlockdescriptorExtendedType(), Record); 23952bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.ObjCSelRedefinitionType, Record); 23962bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.getRawNSConstantStringType(), Record); 2397006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis Record.push_back(Context.isInt128Installed()); 23988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SPECIAL_TYPES, Record); 23991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2400366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // Keep writing types and declarations until all types and 2401366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // declarations have been written. 24028538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 240361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDeclsBlockAbbrevs(); 240461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor while (!DeclTypesToEmit.empty()) { 240561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclOrType DOT = DeclTypesToEmit.front(); 240661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.pop(); 240761d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor if (DOT.isType()) 240861d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteType(DOT.getType()); 240961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor else 241061d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDecl(Context, DOT.getDecl()); 241161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor } 241261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor Stream.ExitBlock(); 241311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 2414813a97b3eee957eac3ac1fb111b8892fb9afd0d4Douglas Gregor WritePreprocessor(PP); 2415059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl WriteSelectors(SemaRef); 2416320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian WriteReferencedSelectorsPool(SemaRef); 241737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor WriteIdentifierTable(PP); 24188f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor 24191476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2420f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis WriteUserDiagnosticMappings(Context.getDiagnostics()); 2421ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor 24227c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor // Write the C++ base-specifier set offsets. 24237c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor if (!CXXBaseSpecifiersOffsets.empty()) { 24247c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor // Create a blob abbreviation for the C++ base specifiers offsets. 24257c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor using namespace llvm; 24267c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 24277c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 24287c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(CXX_BASE_SPECIFIER_OFFSETS)); 24297c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // size 24307c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 24317c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor unsigned BaseSpecifierOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 24327c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 24337c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor // Write the selector offsets table. 24347c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Record.clear(); 24357c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Record.push_back(CXX_BASE_SPECIFIER_OFFSETS); 24367c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Record.push_back(CXXBaseSpecifiersOffsets.size()); 24377c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Stream.EmitRecordWithBlob(BaseSpecifierOffsetAbbrev, Record, 24387c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor (const char *)CXXBaseSpecifiersOffsets.data(), 24397c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor CXXBaseSpecifiersOffsets.size() * sizeof(uint32_t)); 24407c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor } 24417c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 24424c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing external, unnamed definitions. 2443fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor if (!ExternalDefinitions.empty()) 24448538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 24454c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 24464c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing tentative definitions. 24474c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor if (!TentativeDefinitions.empty()) 24488538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 244914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 245049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 245149b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 24528538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 245311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 245472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis // Write the record containing weak undeclared identifiers. 245572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!WeakUndeclaredIdentifiers.empty()) 24568538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 245772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers); 245872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis 245914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Write the record containing locally-scoped external definitions. 246014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor if (!LocallyScopedExternalDecls.empty()) 24618538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 246214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor LocallyScopedExternalDecls); 2463b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2464b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Write the record containing ext_vector type names. 2465b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor if (!ExtVectorDecls.empty()) 24668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 24671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2468d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing VTable uses information. 2469d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!VTableUses.empty()) 24708538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 2471d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2472d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing dynamic classes declarations. 2473d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!DynamicClasses.empty()) 24748538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 2475d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 24760e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Write the record containing pending implicit instantiations. 247762c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth if (!PendingInstantiations.empty()) 247862c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); 24790e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 248076c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Write the record containing declaration references of Sema. 248176c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (!SemaDeclRefs.empty()) 24828538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 248376c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 24843e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor // Some simple statistics 2485ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor Record.clear(); 24863e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor Record.push_back(NumStatements); 248737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Record.push_back(NumMacros); 24882512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumLexicalDeclContexts); 24892512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumVisibleDeclContexts); 24908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 2491c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 24922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 24932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2494a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTChain(Sema &SemaRef, MemorizeStatCalls *StatCalls, 249530c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 24961dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 24971dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24981dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 24991dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 25001476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 25011dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl RecordData Record; 25028538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 250330c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 25041476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl if (StatCalls && !isysroot) 25051476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteStatCache(*StatCalls); 25061476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // FIXME: Source manager block should only write new stuff, which could be 25071476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // done by tracking the largest ID in the chain 25081476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 25091dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 25101dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // The special types are in the chained PCH. 25111dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 25121dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // We don't start with the translation unit, but with its decls that 25133c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl // don't come from the chained PCH. 25141dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const TranslationUnitDecl *TU = Context.getTranslationUnitDecl(); 2515eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis llvm::SmallVector<KindDeclIDPair, 64> NewGlobalDecls; 2516681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl for (DeclContext::decl_iterator I = TU->noload_decls_begin(), 2517681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl E = TU->noload_decls_end(); 25181dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl I != E; ++I) { 2519d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl if ((*I)->getPCHLevel() == 0) 2520eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis NewGlobalDecls.push_back(std::make_pair((*I)->getKind(), GetDeclRef(*I))); 25210b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl else if ((*I)->isChangedSinceDeserialization()) 25220b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl (void)GetDeclRef(*I); // Make sure it's written, but don't record it. 25231dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 2524681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl // We also need to write a lexical updates block for the TU. 2525d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl llvm::BitCodeAbbrev *Abv = new llvm::BitCodeAbbrev(); 25268538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(TU_UPDATE_LEXICAL)); 2527d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 2528d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl unsigned TuUpdateLexicalAbbrev = Stream.EmitAbbrev(Abv); 2529d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Record.clear(); 25308538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TU_UPDATE_LEXICAL); 2531d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record, 2532d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl reinterpret_cast<const char*>(NewGlobalDecls.data()), 2533eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis NewGlobalDecls.size() * sizeof(KindDeclIDPair)); 2534100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis // And a visible updates block for the DeclContexts. 2535100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv = new llvm::BitCodeAbbrev(); 2536100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv->Add(llvm::BitCodeAbbrevOp(UPDATE_VISIBLE)); 2537100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); 2538100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Fixed, 32)); 2539100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 2540100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis UpdateVisibleAbbrev = Stream.EmitAbbrev(Abv); 2541100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis WriteDeclContextVisibleUpdate(TU); 25421dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2543083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the new tentative definitions in this 2544083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // file, in TentativeDefinitions order. 2545083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData TentativeDefinitions; 2546083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2547083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.TentativeDefinitions[i]->getPCHLevel() == 0) 2548083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 2549083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2550083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 255149b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 255249b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 255349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) { 255449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (SemaRef.UnusedFileScopedDecls[i]->getPCHLevel() == 0) 255549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 2556083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2557083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 25584056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write the entire table, overwriting the tables from the chain. 25594056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData WeakUndeclaredIdentifiers; 25604056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 25614056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back( 25624056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl SemaRef.WeakUndeclaredIdentifiers.size()); 25634056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 25644056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl I = SemaRef.WeakUndeclaredIdentifiers.begin(), 25654056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 25664056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 25674056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 25684056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 25694056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 25704056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25714056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25724056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2573083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the locally-scoped external 2574083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // declarations in this header file. Generally, this record will be 2575083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // empty. 2576083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData LocallyScopedExternalDecls; 25773397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 2578083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // nondeterminstic! 2579083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 2580083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD = SemaRef.LocallyScopedExternalDecls.begin(), 2581083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 2582083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD != TDEnd; ++TD) { 2583083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (TD->second->getPCHLevel() == 0) 2584083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(TD->second, LocallyScopedExternalDecls); 2585083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2586083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2587083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the ext_vector declarations. 2588083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData ExtVectorDecls; 2589083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) { 2590083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.ExtVectorDecls[I]->getPCHLevel() == 0) 2591083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2592083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2593083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 25944056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of the VTable uses information. 25954056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write everything here, because it's too hard to determine whether 25964056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // a use is new to this part. 25974056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData VTableUses; 25984056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.VTableUses.empty()) { 25994056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTableUses.size()); 26004056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 26014056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 26024056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 26034056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 26044056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 26054056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 26064056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26074056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of dynamic classes declarations. 26084056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData DynamicClasses; 26094056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 26104056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.DynamicClasses[I]->getPCHLevel() == 0) 26114056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 26124056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26134056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of pending implicit instantiations. 261462c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth RecordData PendingInstantiations; 26154056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (std::deque<Sema::PendingImplicitInstantiation>::iterator 261662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth I = SemaRef.PendingInstantiations.begin(), 261762c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth N = SemaRef.PendingInstantiations.end(); I != N; ++I) { 26184056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (I->first->getPCHLevel() == 0) { 261962c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddDeclRef(I->first, PendingInstantiations); 262062c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddSourceLocation(I->second, PendingInstantiations); 26214056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 26224056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 26234056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 26244056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl "There are local ones at end of translation unit!"); 26254056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26264056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing some declaration references. 26274056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // It's not worth the effort to avoid duplication here. 26284056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData SemaDeclRefs; 26294056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 26304056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 26314056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 26324056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 26334056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 26351dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDeclsBlockAbbrevs(); 2636d3d0755a4220d3fa6c125eb3f8ce29fc1424eac3Argyrios Kyrtzidis for (DeclsToRewriteTy::iterator 2637d3d0755a4220d3fa6c125eb3f8ce29fc1424eac3Argyrios Kyrtzidis I = DeclsToRewrite.begin(), E = DeclsToRewrite.end(); I != E; ++I) 2638d3d0755a4220d3fa6c125eb3f8ce29fc1424eac3Argyrios Kyrtzidis DeclTypesToEmit.push(const_cast<Decl*>(*I)); 26391dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl while (!DeclTypesToEmit.empty()) { 26401dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclOrType DOT = DeclTypesToEmit.front(); 26411dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclTypesToEmit.pop(); 26421dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (DOT.isType()) 26431dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteType(DOT.getType()); 26441dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 26451dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDecl(Context, DOT.getDecl()); 26461dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 26471dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 26481dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2649083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl WritePreprocessor(PP); 2650a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteSelectors(SemaRef); 2651a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteReferencedSelectorsPool(SemaRef); 2652f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl WriteIdentifierTable(PP); 26531476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2654f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis // FIXME: For chained PCH only write the new mappings (we currently 2655f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis // write all of them again). 2656f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis WriteUserDiagnosticMappings(Context.getDiagnostics()); 2657083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2658a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis /// Build a record containing first declarations from a chained PCH and the 26593397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl /// most recent declarations in this AST that they point to. 2660a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis RecordData FirstLatestDeclIDs; 2661a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis for (FirstLatestDeclMap::iterator 2662a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis I = FirstLatestDecls.begin(), E = FirstLatestDecls.end(); I != E; ++I) { 2663a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis assert(I->first->getPCHLevel() > I->second->getPCHLevel() && 2664a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis "Expected first & second to be in different PCHs"); 2665a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->first, FirstLatestDeclIDs); 2666a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->second, FirstLatestDeclIDs); 2667a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis } 2668a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis if (!FirstLatestDeclIDs.empty()) 26698538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REDECLS_UPDATE_LATEST, FirstLatestDeclIDs); 2670a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis 2671083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing external, unnamed definitions. 2672083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExternalDefinitions.empty()) 26738538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 2674083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2675083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing tentative definitions. 2676083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!TentativeDefinitions.empty()) 26778538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 2678083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 267949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 268049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 26818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 2682083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26834056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing weak undeclared identifiers. 26844056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!WeakUndeclaredIdentifiers.empty()) 26858538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 26864056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers); 26874056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2688083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing locally-scoped external definitions. 2689083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!LocallyScopedExternalDecls.empty()) 26908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 2691083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl LocallyScopedExternalDecls); 2692083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2693083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing ext_vector type names. 2694083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExtVectorDecls.empty()) 26958538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 2696083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26974056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing VTable uses information. 26984056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!VTableUses.empty()) 26998538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 27004056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 27014056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing dynamic classes declarations. 27024056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!DynamicClasses.empty()) 27038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 27044056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 27054056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing pending implicit instantiations. 270662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth if (!PendingInstantiations.empty()) 270762c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); 27084056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 27094056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing declaration references of Sema. 27104056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaDeclRefs.empty()) 27118538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 2712083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2713100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis // Write the updates to DeclContexts. 2714100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis for (llvm::SmallPtrSet<const DeclContext *, 16>::iterator 2715100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis I = UpdatedDeclContexts.begin(), 2716100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis E = UpdatedDeclContexts.end(); 27171d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl I != E; ++I) 27181d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl WriteDeclContextVisibleUpdate(*I); 27191d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 2720aacdd02e5865aa410c1418d7ef77f445b5bb5cbaArgyrios Kyrtzidis WriteDeclUpdatesBlocks(); 27217b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 2722083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.clear(); 2723083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumStatements); 2724083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumMacros); 2725083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumLexicalDeclContexts); 2726083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumVisibleDeclContexts); 2727aacdd02e5865aa410c1418d7ef77f445b5bb5cbaArgyrios Kyrtzidis WriteDeclReplacementsBlock(); 27288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 27291dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 27301dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 27311dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2732aacdd02e5865aa410c1418d7ef77f445b5bb5cbaArgyrios Kyrtzidisvoid ASTWriter::WriteDeclUpdatesBlocks() { 27337b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis if (DeclUpdates.empty()) 27347b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis return; 27357b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 27367b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis RecordData OffsetsRecord; 27377b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis Stream.EnterSubblock(DECL_UPDATES_BLOCK_ID, 3); 27387b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis for (DeclUpdateMap::iterator 27397b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis I = DeclUpdates.begin(), E = DeclUpdates.end(); I != E; ++I) { 27407b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis const Decl *D = I->first; 27417b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis UpdateRecord &URec = I->second; 27427b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 2743ba901b507fc36408fe6f8478e8ac90b554f1d230Argyrios Kyrtzidis if (DeclsToRewrite.count(D)) 2744ba901b507fc36408fe6f8478e8ac90b554f1d230Argyrios Kyrtzidis continue; // The decl will be written completely,no need to store updates. 2745ba901b507fc36408fe6f8478e8ac90b554f1d230Argyrios Kyrtzidis 27467b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis uint64_t Offset = Stream.GetCurrentBitNo(); 27477b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis Stream.EmitRecord(DECL_UPDATES, URec); 27487b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 27497b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis OffsetsRecord.push_back(GetDeclRef(D)); 27507b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis OffsetsRecord.push_back(Offset); 27517b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis } 27527b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis Stream.ExitBlock(); 27537b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis Stream.EmitRecord(DECL_UPDATE_OFFSETS, OffsetsRecord); 27547b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis} 27557b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 2756aacdd02e5865aa410c1418d7ef77f445b5bb5cbaArgyrios Kyrtzidisvoid ASTWriter::WriteDeclReplacementsBlock() { 27570b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl if (ReplacedDecls.empty()) 27580b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl return; 27590b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 27600b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl RecordData Record; 27618538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::SmallVector<std::pair<DeclID, uint64_t>, 16>::iterator 27620b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl I = ReplacedDecls.begin(), E = ReplacedDecls.end(); I != E; ++I) { 27630b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->first); 27640b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->second); 27650b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } 27668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DECL_REPLACEMENTS, Record); 27670b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl} 27680b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 276989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddSourceLocation(SourceLocation Loc, RecordDataImpl &Record) { 27702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Loc.getRawEncoding()); 27712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 277389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddSourceRange(SourceRange Range, RecordDataImpl &Record) { 27746ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getBegin(), Record); 27756ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getEnd(), Record); 27766ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 27776ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 277889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddAPInt(const llvm::APInt &Value, RecordDataImpl &Record) { 27792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Value.getBitWidth()); 27804ea884b429445aa6f1af5bc6e51d0b65a4043e24Benjamin Kramer const uint64_t *Words = Value.getRawData(); 27814ea884b429445aa6f1af5bc6e51d0b65a4043e24Benjamin Kramer Record.append(Words, Words + Value.getNumWords()); 27822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 278489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddAPSInt(const llvm::APSInt &Value, RecordDataImpl &Record) { 27850a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor Record.push_back(Value.isUnsigned()); 27860a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor AddAPInt(Value, Record); 27870a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor} 27880a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor 278989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddAPFloat(const llvm::APFloat &Value, RecordDataImpl &Record) { 279017fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor AddAPInt(Value.bitcastToAPInt(), Record); 279117fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor} 279217fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor 279389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddIdentifierRef(const IdentifierInfo *II, RecordDataImpl &Record) { 27942deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Record.push_back(getIdentifierRef(II)); 27952deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor} 27962deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 27978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlIdentID ASTWriter::getIdentifierRef(const IdentifierInfo *II) { 27982deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor if (II == 0) 27992deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return 0; 2800afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 28018538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID &ID = IdentifierIDs[II]; 2802afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor if (ID == 0) 2803f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextIdentID++; 28042deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return ID; 28052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2807f73c93fea0d4b447585bc7459499ba6b822e045cSebastian RedlMacroID ASTWriter::getMacroDefinitionID(MacroDefinition *MD) { 28086a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MD == 0) 28096a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return 0; 2810f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl 2811f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl MacroID &ID = MacroDefinitions[MD]; 28126a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID == 0) 281377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor ID = NextMacroID++; 28146a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return ID; 28156a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor} 28166a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 281789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddSelectorRef(const Selector SelRef, RecordDataImpl &Record) { 28185d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Record.push_back(getSelectorRef(SelRef)); 28195d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 28205d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 28218538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlSelectorID ASTWriter::getSelectorRef(Selector Sel) { 28225d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (Sel.getAsOpaquePtr() == 0) { 28235d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return 0; 282490cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 282590cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 28268538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID &SID = SelectorIDs[Sel]; 2827e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (SID == 0 && Chain) { 2828e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // This might trigger a ReadSelector callback, which will set the ID for 2829e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // this selector. 2830e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Chain->LoadSelector(Sel); 2831e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 283290cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff if (SID == 0) { 2833e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SID = NextSelectorID++; 283490cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 28355d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return SID; 283690cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff} 283790cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 283889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddCXXTemporary(const CXXTemporary *Temp, RecordDataImpl &Record) { 2839d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner AddDeclRef(Temp->getDestructor(), Record); 2840d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner} 2841d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner 28427c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregorvoid ASTWriter::AddCXXBaseSpecifiersRef(CXXBaseSpecifier const *Bases, 28437c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor CXXBaseSpecifier const *BasesEnd, 28447c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor RecordDataImpl &Record) { 28457c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor assert(Bases != BasesEnd && "Empty base-specifier sets are not recorded"); 28467c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor CXXBaseSpecifiersToWrite.push_back( 28477c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor QueuedCXXBaseSpecifiers(NextCXXBaseSpecifiersID, 28487c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Bases, BasesEnd)); 28497c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Record.push_back(NextCXXBaseSpecifiersID++); 28507c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor} 28517c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 2852a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLocInfo(TemplateArgument::ArgKind Kind, 285344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis const TemplateArgumentLocInfo &Arg, 285489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 285544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis switch (Kind) { 2856833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Expression: 285744f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 2858833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2859833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Type: 286044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTypeSourceInfo(Arg.getAsTypeSourceInfo(), Record); 2861833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2862788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor case TemplateArgument::Template: 286317cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceRange(Arg.getTemplateQualifierRange(), Record); 286417cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceLocation(Arg.getTemplateNameLoc(), Record); 2865788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor break; 2866833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Null: 2867833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Integral: 2868833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Declaration: 2869833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Pack: 2870833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2871833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall } 2872833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall} 2873833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 2874a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLoc(const TemplateArgumentLoc &Arg, 287589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 287644f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgument(Arg.getArgument(), Record); 287717cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis 287817cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (Arg.getArgument().getKind() == TemplateArgument::Expression) { 287917cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis bool InfoHasSameExpr 288017cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis = Arg.getArgument().getAsExpr() == Arg.getLocInfo().getAsExpr(); 288117cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis Record.push_back(InfoHasSameExpr); 288217cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (InfoHasSameExpr) 288317cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis return; // Avoid storing the same expr twice. 288417cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis } 288544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgumentLocInfo(Arg.getArgument().getKind(), Arg.getLocInfo(), 288644f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Record); 288744f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis} 288844f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis 288989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddTypeSourceInfo(TypeSourceInfo *TInfo, RecordDataImpl &Record) { 2890a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall if (TInfo == 0) { 2891a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall AddTypeRef(QualType(), Record); 2892a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall return; 2893a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall } 2894a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2895a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall AddTypeRef(TInfo->getType(), Record); 2896a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall TypeLocWriter TLW(*this, Record); 2897a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall for (TypeLoc TL = TInfo->getTypeLoc(); !TL.isNull(); TL = TL.getNextTypeLoc()) 289811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam TLW.Visit(TL); 2899a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 2900a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 290189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddTypeRef(QualType T, RecordDataImpl &Record) { 29027fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis Record.push_back(GetOrCreateTypeID(T)); 29037fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis} 29047fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis 29057fb35182f43392cea4517c203bbabb22364a19fcArgyrios KyrtzidisTypeID ASTWriter::GetOrCreateTypeID(QualType T) { 2906eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2907eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::GetOrCreateTypeIdx), this)); 2908eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis} 29092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29105d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeID ASTWriter::getTypeID(QualType T) const { 2911eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2912eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::getTypeIdx), this)); 291326fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 291426fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 291526fca90786af17f97e1a5ecc310d4bf39b831595Argyrios KyrtzidisTypeIdx ASTWriter::GetOrCreateTypeIdx(QualType T) { 291626fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 291726fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 291826fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 291926fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 292001b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 2921c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) { 2922366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // We haven't seen this type before. Assign it a new ID and put it 29230953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // into the queue of types to emit. 2924c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 292561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(T); 2926366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor } 292726fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return Idx; 292826fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 29292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29305d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeIdx ASTWriter::getTypeIdx(QualType T) const { 293126fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 293226fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 293326fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 293426fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 29355d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis TypeIdxMap::const_iterator I = TypeIdxs.find(T); 29365d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(I != TypeIdxs.end() && "Type not emitted!"); 29375d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return I->second; 29382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 29392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29407b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidisvoid ASTWriter::AddDeclRef(const Decl *D, RecordDataImpl &Record) { 2941681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Record.push_back(GetDeclRef(D)); 2942681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl} 2943681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl 29448538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::GetDeclRef(const Decl *D) { 29452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (D == 0) { 2946681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return 0; 29472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 294897475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor assert(!(reinterpret_cast<uintptr_t>(D) & 0x01) && "Invalid decl pointer"); 29498538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DeclID &ID = DeclIDs[D]; 29501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (ID == 0) { 29512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // We haven't seen this declaration before. Give it a new ID and 29522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // enqueue it in the list of declarations to emit. 2953f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextDeclID++; 295461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(const_cast<Decl *>(D)); 29550b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } else if (ID < FirstDeclID && D->isChangedSinceDeserialization()) { 29560b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // We don't add it to the replacement collection here, because we don't 29570b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // have the offset yet. 29580b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl DeclTypesToEmit.push(const_cast<Decl *>(D)); 29590b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // Reset the flag, so that we don't add this decl multiple times. 29600b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl const_cast<Decl *>(D)->setChangedSinceDeserialization(false); 29612cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 29622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2963681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return ID; 29642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 29652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::getDeclID(const Decl *D) { 29673251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor if (D == 0) 29683251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return 0; 29693251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 29703251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor assert(DeclIDs.find(D) != DeclIDs.end() && "Declaration not emitted!"); 29713251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return DeclIDs[D]; 29723251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 29733251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 297489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddDeclarationName(DeclarationName Name, RecordDataImpl &Record) { 2975ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // FIXME: Emit a stable enum for NameKind. 0 = Identifier etc. 29762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getNameKind()); 29772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor switch (Name.getNameKind()) { 29782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::Identifier: 29792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddIdentifierRef(Name.getAsIdentifierInfo(), Record); 29802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 29832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCOneArgSelector: 29842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 298590cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff AddSelectorRef(Name.getObjCSelector(), Record); 29862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29872cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConstructorName: 29892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXDestructorName: 29902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConversionFunctionName: 29912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddTypeRef(Name.getCXXNameType(), Record); 29922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXOperatorName: 29952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getCXXOverloadedOperator()); 29962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29983e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 29993e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt AddIdentifierRef(Name.getCXXLiteralIdentifier(), Record); 30003e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 30013e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 30022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXUsingDirective: 30032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // No extra data to emit 30042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 30052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 30062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 30076ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30084045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddDeclarationNameLoc(const DeclarationNameLoc &DNLoc, 300989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis DeclarationName Name, RecordDataImpl &Record) { 30104045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis switch (Name.getNameKind()) { 30114045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 30124045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 30134045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 30144045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddTypeSourceInfo(DNLoc.NamedType.TInfo, Record); 30154045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 30164045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 30174045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 30184045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 30194045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXOperatorName.BeginOpNameLoc), 30204045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 30214045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 30224045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXOperatorName.EndOpNameLoc), 30234045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 30244045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 30254045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 30264045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 30274045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 30284045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXLiteralOperatorName.OpNameLoc), 30294045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 30304045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 30314045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 30324045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::Identifier: 30334045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 30344045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 30354045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 30364045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 30374045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 30384045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis } 30394045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 30404045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 30414045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddDeclarationNameInfo(const DeclarationNameInfo &NameInfo, 304289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 30434045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddDeclarationName(NameInfo.getName(), Record); 30444045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation(NameInfo.getLoc(), Record); 30454045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddDeclarationNameLoc(NameInfo.getInfo(), NameInfo.getName(), Record); 30464045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 30474045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 30484045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddQualifierInfo(const QualifierInfo &Info, 304989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 30504045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddNestedNameSpecifier(Info.NNS, Record); 30514045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceRange(Info.NNSRange, Record); 30524045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record.push_back(Info.NumTemplParamLists); 30534045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis for (unsigned i=0, e=Info.NumTemplParamLists; i != e; ++i) 30544045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddTemplateParameterList(Info.TemplParamLists[i], Record); 30554045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 30564045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 3057a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddNestedNameSpecifier(NestedNameSpecifier *NNS, 305889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 30596ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Nested name specifiers usually aren't too long. I think that 8 would 30606ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // typically accomodate the vast majority. 30616ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner llvm::SmallVector<NestedNameSpecifier *, 8> NestedNames; 30626ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30636ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Push each of the NNS's onto a stack for serialization in reverse order. 30646ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while (NNS) { 30656ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNames.push_back(NNS); 30666ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NNS->getPrefix(); 30676ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 30686ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30696ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(NestedNames.size()); 30706ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while(!NestedNames.empty()) { 30716ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NestedNames.pop_back_val(); 30726ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNameSpecifier::SpecifierKind Kind = NNS->getKind(); 30736ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind); 30746ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner switch (Kind) { 30756ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Identifier: 30766ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddIdentifierRef(NNS->getAsIdentifier(), Record); 30776ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30786ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30796ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Namespace: 30806ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddDeclRef(NNS->getAsNamespace(), Record); 30816ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30826ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30836ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpec: 30846ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpecWithTemplate: 30856ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddTypeRef(QualType(NNS->getAsType(), 0), Record); 30866ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind == NestedNameSpecifier::TypeSpecWithTemplate); 30876ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30886ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30896ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Global: 30906ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Don't need to write an associated value. 30916ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30926ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 30936ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 30946ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 309590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 309689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddTemplateName(TemplateName Name, RecordDataImpl &Record) { 309720249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer TemplateName::NameKind Kind = Name.getKind(); 309890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Kind); 309990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Kind) { 310090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::Template: 310190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Name.getAsTemplateDecl(), Record); 310290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 310390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 310490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::OverloadedTemplate: { 310590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis OverloadedTemplateStorage *OvT = Name.getAsOverloadedTemplate(); 310690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(OvT->size()); 310790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (OverloadedTemplateStorage::iterator I = OvT->begin(), E = OvT->end(); 310890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 310990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(*I, Record); 311090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 311190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 311220249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 311390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::QualifiedTemplate: { 311490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis QualifiedTemplateName *QualT = Name.getAsQualifiedTemplateName(); 311590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(QualT->getQualifier(), Record); 311690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(QualT->hasTemplateKeyword()); 311790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(QualT->getTemplateDecl(), Record); 311890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 311990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 312020249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 312190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::DependentTemplate: { 312290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis DependentTemplateName *DepT = Name.getAsDependentTemplateName(); 312390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(DepT->getQualifier(), Record); 312490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->isIdentifier()); 312590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (DepT->isIdentifier()) 312690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddIdentifierRef(DepT->getIdentifier(), Record); 312790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis else 312890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->getOperator()); 312990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 313090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 313190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 313290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 313390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 313420249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencervoid ASTWriter::AddTemplateArgument(const TemplateArgument &Arg, 313589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 313690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.getKind()); 313790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Arg.getKind()) { 313890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Null: 313990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 314090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Type: 314190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getAsType(), Record); 314290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 314390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Declaration: 314490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Arg.getAsDecl(), Record); 314590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 314690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Integral: 314790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddAPSInt(*Arg.getAsIntegral(), Record); 314890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getIntegralType(), Record); 314990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 315090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Template: 315190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateName(Arg.getAsTemplate(), Record); 315290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 315390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Expression: 315490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 315590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 315690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Pack: 315790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.pack_size()); 315890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateArgument::pack_iterator I=Arg.pack_begin(), E=Arg.pack_end(); 315990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 316090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateArgument(*I, Record); 316190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 316290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 316390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 3164dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3165dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3166a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateParameterList(const TemplateParameterList *TemplateParams, 316789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 3168dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateParams && "No TemplateParams!"); 3169dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getTemplateLoc(), Record); 3170dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getLAngleLoc(), Record); 3171dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getRAngleLoc(), Record); 3172dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateParams->size()); 3173dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (TemplateParameterList::const_iterator 3174dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P = TemplateParams->begin(), PEnd = TemplateParams->end(); 3175dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P != PEnd; ++P) 3176dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddDeclRef(*P, Record); 3177dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 3178dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3179dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis/// \brief Emit a template argument list. 3180dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3181a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateArgumentList(const TemplateArgumentList *TemplateArgs, 318289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 3183dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateArgs && "No TemplateArgs!"); 3184910f8008fea79120489a53593fe971b0b8a4a740Douglas Gregor Record.push_back(TemplateArgs->size()); 3185910f8008fea79120489a53593fe971b0b8a4a740Douglas Gregor for (int i=0, e = TemplateArgs->size(); i != e; ++i) 3186dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddTemplateArgument(TemplateArgs->get(i), Record); 3187dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 318837ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 318937ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 319037ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidisvoid 319189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios KyrtzidisASTWriter::AddUnresolvedSet(const UnresolvedSetImpl &Set, RecordDataImpl &Record) { 319237ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(Set.size()); 319337ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis for (UnresolvedSetImpl::const_iterator 319437ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis I = Set.begin(), E = Set.end(); I != E; ++I) { 319537ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis AddDeclRef(I.getDecl(), Record); 319637ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(I.getAccess()); 319737ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis } 319837ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis} 31990745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis 3200a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseSpecifier(const CXXBaseSpecifier &Base, 320189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 32020745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isVirtual()); 32030745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isBaseOfClass()); 32040745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.getAccessSpecifierAsWritten()); 32055606220447c7901ba8d80147ddab893bb7949dd5Nick Lewycky AddTypeSourceInfo(Base.getTypeSourceInfo(), Record); 32060745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis AddSourceRange(Base.getSourceRange(), Record); 32070745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis} 320830c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 32097c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregorvoid ASTWriter::FlushCXXBaseSpecifiers() { 32107c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor RecordData Record; 32117c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor for (unsigned I = 0, N = CXXBaseSpecifiersToWrite.size(); I != N; ++I) { 32127c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Record.clear(); 32137c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 32147c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor // Record the offset of this base-specifier set. 32157c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor unsigned Index = CXXBaseSpecifiersToWrite[I].ID - FirstCXXBaseSpecifiersID; 32167c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor if (Index == CXXBaseSpecifiersOffsets.size()) 32177c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor CXXBaseSpecifiersOffsets.push_back(Stream.GetCurrentBitNo()); 32187c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor else { 32197c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor if (Index > CXXBaseSpecifiersOffsets.size()) 32207c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor CXXBaseSpecifiersOffsets.resize(Index + 1); 32217c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor CXXBaseSpecifiersOffsets[Index] = Stream.GetCurrentBitNo(); 32227c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor } 32237c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 32247c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor const CXXBaseSpecifier *B = CXXBaseSpecifiersToWrite[I].Bases, 32257c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor *BEnd = CXXBaseSpecifiersToWrite[I].BasesEnd; 32267c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Record.push_back(BEnd - B); 32277c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor for (; B != BEnd; ++B) 32287c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor AddCXXBaseSpecifier(*B, Record); 32297c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Stream.EmitRecord(serialization::DECL_CXX_BASE_SPECIFIERS, Record); 3230acec34bda4a765fd05ed10e5aa83bc93dac072c1Douglas Gregor 3231acec34bda4a765fd05ed10e5aa83bc93dac072c1Douglas Gregor // Flush any expressions that were written as part of the base specifiers. 3232acec34bda4a765fd05ed10e5aa83bc93dac072c1Douglas Gregor FlushStmts(); 32337c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor } 32347c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 32357c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor CXXBaseSpecifiersToWrite.clear(); 32367c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor} 32377c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 3238a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseOrMemberInitializers( 32398e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer * const *BaseOrMembers, 324089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis unsigned NumBaseOrMembers, RecordDataImpl &Record) { 32418e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(NumBaseOrMembers); 32428e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0; i != NumBaseOrMembers; ++i) { 32438e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer *Init = BaseOrMembers[i]; 32448e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 32458e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseInitializer()); 32468e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isBaseInitializer()) { 32478e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddTypeSourceInfo(Init->getBaseClassInfo(), Record); 32488e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseVirtual()); 32498e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 32508e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getMember(), Record); 32518e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 32528e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getMemberLocation(), Record); 32538e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddStmt(Init->getInit()); 32548e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getAnonUnionMember(), Record); 32558e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getLParenLoc(), Record); 32568e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getRParenLoc(), Record); 32578e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isWritten()); 32588e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isWritten()) { 32598e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getSourceOrder()); 32608e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 32618e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getNumArrayIndices()); 32628e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0, e=Init->getNumArrayIndices(); i != e; ++i) 32638e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getArrayIndex(i), Record); 32648e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 32658e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 32668e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis} 32678e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 326889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddCXXDefinitionData(const CXXRecordDecl *D, RecordDataImpl &Record) { 326989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis assert(D->DefinitionData); 327089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis struct CXXRecordDecl::DefinitionData &Data = *D->DefinitionData; 327189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.UserDeclaredConstructor); 327289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.UserDeclaredCopyConstructor); 327389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.UserDeclaredCopyAssignment); 327489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.UserDeclaredDestructor); 327589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.Aggregate); 327689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.PlainOldData); 327789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.Empty); 327889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.Polymorphic); 327989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.Abstract); 328089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.HasTrivialConstructor); 328189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.HasTrivialCopyConstructor); 328289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.HasTrivialCopyAssignment); 328389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.HasTrivialDestructor); 328489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.ComputedVisibleConversions); 328589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.DeclaredDefaultConstructor); 328689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.DeclaredCopyConstructor); 328789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.DeclaredCopyAssignment); 328889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.DeclaredDestructor); 328989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis 329089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.NumBases); 32917c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor if (Data.NumBases > 0) 32927c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor AddCXXBaseSpecifiersRef(Data.getBases(), Data.getBases() + Data.NumBases, 32937c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Record); 32947c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor 329589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis // FIXME: Make VBases lazily computed when needed to avoid storing them. 329689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.NumVBases); 32977c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor if (Data.NumVBases > 0) 32987c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor AddCXXBaseSpecifiersRef(Data.getVBases(), Data.getVBases() + Data.NumVBases, 32997c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor Record); 330089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis 330189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis AddUnresolvedSet(Data.Conversions, Record); 330289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis AddUnresolvedSet(Data.VisibleConversions, Record); 330389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis // Data.Definition is the owning decl, no need to write it. 330489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis AddDeclRef(Data.FirstFriend, Record); 330589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis} 330689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis 33077b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidisvoid ASTWriter::ReaderInitialized(ASTReader *Reader) { 3308ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(Reader && "Cannot remove chain"); 33097b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis assert(!Chain && "Cannot replace chain"); 3310ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(FirstDeclID == NextDeclID && 3311ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID == NextTypeID && 3312ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID == NextIdentID && 3313e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID == NextSelectorID && 331477424bc3794f569816dba52e423b57486a98e5baDouglas Gregor FirstMacroID == NextMacroID && 33157c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor FirstCXXBaseSpecifiersID == NextCXXBaseSpecifiersID && 3316ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl "Setting chain after writing has started."); 3317ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Chain = Reader; 33187b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 33197b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstDeclID += Chain->getTotalNumDecls(); 33207b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstTypeID += Chain->getTotalNumTypes(); 33217b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstIdentID += Chain->getTotalNumIdentifiers(); 33227b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstSelectorID += Chain->getTotalNumSelectors(); 33237b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstMacroID += Chain->getTotalNumMacroDefinitions(); 33247c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor FirstCXXBaseSpecifiersID += Chain->getTotalNumCXXBaseSpecifiers(); 33257b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextDeclID = FirstDeclID; 33267b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextTypeID = FirstTypeID; 33277b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextIdentID = FirstIdentID; 33287b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextSelectorID = FirstSelectorID; 33297b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextMacroID = FirstMacroID; 33307c789c1a3f77f24032aa0bed2afacdb9e094e952Douglas Gregor NextCXXBaseSpecifiersID = FirstCXXBaseSpecifiersID; 3331ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl} 3332ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 33338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::IdentifierRead(IdentID ID, IdentifierInfo *II) { 3334f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierIDs[II] = ID; 3335f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl} 3336f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl 3337c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidisvoid ASTWriter::TypeRead(TypeIdx Idx, QualType T) { 333897475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // Always take the highest-numbered type index. This copes with an interesting 333997475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // case for chained AST writing where we schedule writing the type and then, 334020249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer // later, deserialize the type from another AST. In this case, we want to 334197475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // keep the higher-numbered entry so that we can properly write it out to 334297475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // the AST file. 334397475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor TypeIdx &StoredIdx = TypeIdxs[T]; 334497475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor if (Idx.getIndex() >= StoredIdx.getIndex()) 334597475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor StoredIdx = Idx; 334630c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 334730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 33488538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::DeclRead(DeclID ID, const Decl *D) { 33491476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclIDs[D] = ID; 335030c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 33515d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 33528538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::SelectorRead(SelectorID ID, Selector S) { 33535d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl SelectorIDs[S] = ID; 33545d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 335577424bc3794f569816dba52e423b57486a98e5baDouglas Gregor 335620249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencervoid ASTWriter::MacroDefinitionRead(serialization::MacroID ID, 335777424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinition *MD) { 335877424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitions[MD] = ID; 335977424bc3794f569816dba52e423b57486a98e5baDouglas Gregor} 3360565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis 3361565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidisvoid ASTWriter::CompletedTagDefinition(const TagDecl *D) { 3362565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis assert(D->isDefinition()); 3363565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis if (const CXXRecordDecl *RD = dyn_cast<CXXRecordDecl>(D)) { 3364565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // We are interested when a PCH decl is modified. 3365565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis if (RD->getPCHLevel() > 0) { 3366565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // A forward reference was mutated into a definition. Rewrite it. 3367565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // FIXME: This happens during template instantiation, should we 3368565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // have created a new definition decl instead ? 3369d3d0755a4220d3fa6c125eb3f8ce29fc1424eac3Argyrios Kyrtzidis RewriteDecl(RD); 3370565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis } 3371565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis 3372565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis for (CXXRecordDecl::redecl_iterator 3373565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis I = RD->redecls_begin(), E = RD->redecls_end(); I != E; ++I) { 3374565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis CXXRecordDecl *Redecl = cast<CXXRecordDecl>(*I); 3375565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis if (Redecl == RD) 3376565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis continue; 3377565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis 3378565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // We are interested when a PCH decl is modified. 3379565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis if (Redecl->getPCHLevel() > 0) { 3380565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis UpdateRecord &Record = DeclUpdates[Redecl]; 3381565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis Record.push_back(UPD_CXX_SET_DEFINITIONDATA); 3382565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis assert(Redecl->DefinitionData); 3383565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis assert(Redecl->DefinitionData->Definition == D); 3384565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis AddDeclRef(D, Record); // the DefinitionDecl 3385565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis } 3386565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis } 3387565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis } 3388565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis} 3389100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidisvoid ASTWriter::AddedVisibleDecl(const DeclContext *DC, const Decl *D) { 3390100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis // TU and namespaces are handled elsewhere. 3391100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis if (isa<TranslationUnitDecl>(DC) || isa<NamespaceDecl>(DC)) 3392100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis return; 3393100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis 3394100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis if (!(D->getPCHLevel() == 0 && cast<Decl>(DC)->getPCHLevel() > 0)) 3395100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis return; // Not a source decl added to a DeclContext from PCH. 3396100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis 3397100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis AddUpdatedDeclContext(DC); 3398100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis} 3399b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis 3400b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidisvoid ASTWriter::AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D) { 3401b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis assert(D->isImplicit()); 3402b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis if (!(D->getPCHLevel() == 0 && RD->getPCHLevel() > 0)) 3403b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis return; // Not a source member added to a class from PCH. 3404b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis if (!isa<CXXMethodDecl>(D)) 3405b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis return; // We are interested in lazily declared implicit methods. 3406b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis 3407b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis // A decl coming from PCH was modified. 3408b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis assert(RD->isDefinition()); 3409b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis UpdateRecord &Record = DeclUpdates[RD]; 3410b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis Record.push_back(UPD_CXX_ADDED_IMPLICIT_MEMBER); 3411b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis AddDeclRef(D, Record); 3412b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis} 3413bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis 3414bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidisvoid ASTWriter::AddedCXXTemplateSpecialization(const ClassTemplateDecl *TD, 3415bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis const ClassTemplateSpecializationDecl *D) { 34160f04f69acd0a86ff78961933c13fe5aeda94e1b6Argyrios Kyrtzidis // The specializations set is kept in the canonical template. 34170f04f69acd0a86ff78961933c13fe5aeda94e1b6Argyrios Kyrtzidis TD = TD->getCanonicalDecl(); 3418bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis if (!(D->getPCHLevel() == 0 && TD->getPCHLevel() > 0)) 3419bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis return; // Not a source specialization added to a template from PCH. 3420bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis 3421bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis UpdateRecord &Record = DeclUpdates[TD]; 3422bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis Record.push_back(UPD_CXX_ADDED_TEMPLATE_SPECIALIZATION); 3423bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis AddDeclRef(D, Record); 3424bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis} 3425