ASTWriter.cpp revision 100050bf643bcfe2d06bdcef491e387171249260
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" 333251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor#include "clang/Basic/OnDiskHashTable.h" 3414f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/SourceManager.h" 35bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor#include "clang/Basic/SourceManagerInternals.h" 362bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor#include "clang/Basic/TargetInfo.h" 37ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor#include "clang/Basic/Version.h" 3817fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APFloat.h" 3917fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APInt.h" 402596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar#include "llvm/ADT/StringExtras.h" 412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/Bitcode/BitstreamWriter.h" 4214f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "llvm/Support/MemoryBuffer.h" 43b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor#include "llvm/System/Path.h" 443c304bd9ec2b4611572d4cbae9e1727bbecb5dc9Chris Lattner#include <cstdio> 452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorusing namespace clang; 468538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlusing namespace clang::serialization; 472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 48ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 49ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian RedlT *data(std::vector<T, Allocator> &v) { 50ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 51ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 52ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 53ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redlconst T *data(const std::vector<T, Allocator> &v) { 54ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 55ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 56ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl 572cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 582cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// Type serialization 592cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 6012b1c7615d4f9a2edc544be499f895f16ac100edChris Lattner 612cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregornamespace { 623397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl class ASTTypeWriter { 63a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 6489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record; 652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor public: 672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Type code that corresponds to the record generated. 688538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl TypeCode Code; 692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 7089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTTypeWriter(ASTWriter &Writer, ASTWriter::RecordDataImpl &Record) 718538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl : Writer(Writer), Record(Record), Code(TYPE_EXT_QUAL) { } 722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitArrayType(const ArrayType *T); 742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitFunctionType(const FunctionType *T); 752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitTagType(const TagType *T); 762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) void Visit##Class##Type(const Class##Type *T); 782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor }; 812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 833397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBuiltinType(const BuiltinType *T) { 842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor assert(false && "Built-in types are never serialized"); 852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 873397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitComplexType(const ComplexType *T) { 882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_COMPLEX; 902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 923397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitPointerType(const PointerType *T) { 932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 948538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_POINTER; 952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 973397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBlockPointerType(const BlockPointerType *T) { 981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 998538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_BLOCK_POINTER; 1002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1023397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitLValueReferenceType(const LValueReferenceType *T) { 1032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_LVALUE_REFERENCE; 1052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1073397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRValueReferenceType(const RValueReferenceType *T) { 1082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1098538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_RVALUE_REFERENCE; 1102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1123397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitMemberPointerType(const MemberPointerType *T) { 1131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 1141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(QualType(T->getClass(), 0), Record); 1158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_MEMBER_POINTER; 1162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1183397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitArrayType(const ArrayType *T) { 1192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getSizeModifier()); // FIXME: stable values 1210953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(T->getIndexTypeCVRQualifiers()); // FIXME: stable values 1222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1243397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitConstantArrayType(const ConstantArrayType *T) { 1252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddAPInt(T->getSize(), Record); 1278538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_CONSTANT_ARRAY; 1282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1303397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitIncompleteArrayType(const IncompleteArrayType *T) { 1312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_INCOMPLETE_ARRAY; 1332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1353397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVariableArrayType(const VariableArrayType *T) { 1362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1377e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getLBracketLoc(), Record); 1387e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getRBracketLoc(), Record); 139c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getSizeExpr()); 1408538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_VARIABLE_ARRAY; 1412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1433397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVectorType(const VectorType *T) { 1442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumElements()); 146788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Record.push_back(T->getAltiVecSpecific()); 1478538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_VECTOR; 1482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1503397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitExtVectorType(const ExtVectorType *T) { 1512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitVectorType(T); 1528538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_EXT_VECTOR; 1532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1542cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1553397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionType(const FunctionType *T) { 1562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getResultType(), Record); 157264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola FunctionType::ExtInfo C = T->getExtInfo(); 158264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getNoReturn()); 159425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola Record.push_back(C.getRegParm()); 160ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor // FIXME: need to stabilize encoding of calling convention... 161264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getCC()); 1622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1643397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionNoProtoType(const FunctionNoProtoType *T) { 1652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_FUNCTION_NO_PROTO; 1672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1693397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionProtoType(const FunctionProtoType *T) { 1702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumArgs()); 1722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor for (unsigned I = 0, N = T->getNumArgs(); I != N; ++I) 1732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getArgType(I), Record); 1742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->isVariadic()); 1752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getTypeQuals()); 176465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasExceptionSpec()); 177465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasAnyExceptionSpec()); 178465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->getNumExceptions()); 179465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl for (unsigned I = 0, N = T->getNumExceptions(); I != N; ++I) 180465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Writer.AddTypeRef(T->getExceptionType(I), Record); 1818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_FUNCTION_PROTO; 1822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1843397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitUnresolvedUsingType(const UnresolvedUsingType *T) { 185ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddDeclRef(T->getDecl(), Record); 1868538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_UNRESOLVED_USING; 187ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 188ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1893397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypedefType(const TypedefType *T) { 1902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 1919763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis assert(!T->isCanonicalUnqualified() && "Invalid typedef ?"); 1929763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->getCanonicalTypeInternal(), Record); 1938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEDEF; 1942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1963397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfExprType(const TypeOfExprType *T) { 197c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getUnderlyingExpr()); 1988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEOF_EXPR; 1992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2013397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfType(const TypeOfType *T) { 2022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getUnderlyingType(), Record); 2038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEOF; 2042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2063397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitDecltypeType(const DecltypeType *T) { 207395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson Writer.AddStmt(T->getUnderlyingExpr()); 2088538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DECLTYPE; 209395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson} 210395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson 2113397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTagType(const TagType *T) { 212be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 2132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 2141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(!T->isBeingDefined() && 2152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor "Cannot serialize in the middle of a type definition"); 2162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2183397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRecordType(const RecordType *T) { 2192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2208538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_RECORD; 2212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2233397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitEnumType(const EnumType *T) { 2242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2258538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_ENUM; 2262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 2293397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitSubstTemplateTypeParmType( 23049a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall const SubstTemplateTypeParmType *T) { 23149a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(QualType(T->getReplacedParameter(), 0), Record); 23249a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(T->getReplacementType(), Record); 2338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_SUBST_TEMPLATE_TYPE_PARM; 23449a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 23549a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 23649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid 2373397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateSpecializationType( 2382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor const TemplateSpecializationType *T) { 239be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 24090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateName(T->getTemplateName(), Record); 24190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 24290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateSpecializationType::iterator ArgI = T->begin(), ArgE = T->end(); 24390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis ArgI != ArgE; ++ArgI) 24490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateArgument(*ArgI, Record); 2459763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 2469763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 2479763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Record); 2488538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TEMPLATE_SPECIALIZATION; 24990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 25090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 25190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2523397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedArrayType(const DependentSizedArrayType *T) { 253ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis VisitArrayType(T); 254ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddStmt(T->getSizeExpr()); 255ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddSourceRange(T->getBracketsRange(), Record); 2568538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_SIZED_ARRAY; 25790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 25890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 25990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2603397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedExtVectorType( 26190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentSizedExtVectorType *T) { 26290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis // FIXME: Serialize this type (C++ only) 26390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis assert(false && "Cannot serialize dependent sized extended vector types"); 26490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 26590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 26690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2673397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateTypeParmType(const TemplateTypeParmType *T) { 26890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getDepth()); 26990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getIndex()); 27090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->isParameterPack()); 27190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getName(), Record); 2728538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TEMPLATE_TYPE_PARM; 27390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 27490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 27590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2763397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentNameType(const DependentNameType *T) { 2778dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Record.push_back(T->getKeyword()); 2788dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2798dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 280f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 281f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 282f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Record); 2838538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_NAME; 28490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 28590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 28690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2873397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentTemplateSpecializationType( 28890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentTemplateSpecializationType *T) { 2893acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getKeyword()); 2903acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2913acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 2923acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 2933acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis for (DependentTemplateSpecializationType::iterator 2943acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis I = T->begin(), E = T->end(); I != E; ++I) 2953acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTemplateArgument(*I, Record); 2968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION; 2972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2993397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitElaboratedType(const ElaboratedType *T) { 300465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara Record.push_back(T->getKeyword()); 3013acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 3023acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTypeRef(T->getNamedType(), Record); 3038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_ELABORATED; 3042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3063397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitInjectedClassNameType(const InjectedClassNameType *T) { 3073cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddDeclRef(T->getDecl(), Record); 30831f17ecbef57b5679c017c375db330546b7b5145John McCall Writer.AddTypeRef(T->getInjectedSpecializationType(), Record); 3098538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_INJECTED_CLASS_NAME; 3103cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 3113cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 3123397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCInterfaceType(const ObjCInterfaceType *T) { 313deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 3148538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_INTERFACE; 315c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 316c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 3173397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCObjectType(const ObjCObjectType *T) { 318c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Writer.AddTypeRef(T->getBaseType(), Record); 3192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumProtocols()); 320c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall for (ObjCObjectType::qual_iterator I = T->qual_begin(), 321446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff E = T->qual_end(); I != E; ++I) 322446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff Writer.AddDeclRef(*I, Record); 3238538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_OBJECT; 3242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 326d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroffvoid 3273397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitObjCObjectPointerType(const ObjCObjectPointerType *T) { 3281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 3298538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_OBJECT_POINTER; 3302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 332a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallnamespace { 333a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 334a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallclass TypeLocWriter : public TypeLocVisitor<TypeLocWriter> { 335a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 33689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record; 337a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 338a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallpublic: 33989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis TypeLocWriter(ASTWriter &Writer, ASTWriter::RecordDataImpl &Record) 340a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall : Writer(Writer), Record(Record) { } 341a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34251bd803fbdade51d674598ed45da3d54190a656cJohn McCall#define ABSTRACT_TYPELOC(CLASS, PARENT) 343a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#define TYPELOC(CLASS, PARENT) \ 34451bd803fbdade51d674598ed45da3d54190a656cJohn McCall void Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc); 345a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocNodes.def" 346a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34751bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitArrayTypeLoc(ArrayTypeLoc TyLoc); 34851bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitFunctionTypeLoc(FunctionTypeLoc TyLoc); 349a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall}; 350a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 351a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 352a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 35351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { 35451bd803fbdade51d674598ed45da3d54190a656cJohn McCall // nothing to do 35551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 35651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 357ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Writer.AddSourceLocation(TL.getBuiltinLoc(), Record); 358ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor if (TL.needsExtraLocalData()) { 359ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenTypeSpec()); 360ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenSignSpec()); 361ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenWidthSpec()); 362ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.hasModeAttr()); 363ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor } 36451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitComplexTypeLoc(ComplexTypeLoc TL) { 36651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 36751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitPointerTypeLoc(PointerTypeLoc TL) { 36951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 37051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 37251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getCaretLoc(), Record); 37351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 37551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpLoc(), Record); 37651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 37851bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpAmpLoc(), Record); 37951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 38151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 38251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitArrayTypeLoc(ArrayTypeLoc TL) { 38451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLBracketLoc(), Record); 38551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRBracketLoc(), Record); 38651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Record.push_back(TL.getSizeExpr() ? 1 : 0); 38751bd803fbdade51d674598ed45da3d54190a656cJohn McCall if (TL.getSizeExpr()) 38851bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddStmt(TL.getSizeExpr()); 38951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { 39151bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { 39451bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { 39751bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedArrayTypeLoc( 40051bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedArrayTypeLoc TL) { 40151bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 40251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedExtVectorTypeLoc( 40451bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedExtVectorTypeLoc TL) { 40551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVectorTypeLoc(VectorTypeLoc TL) { 40851bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL) { 41151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 41251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 41451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 41551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 416dab60ad68a3a98d687305941a3852e793705f945Douglas Gregor Record.push_back(TL.getTrailingReturn()); 41751bd803fbdade51d674598ed45da3d54190a656cJohn McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 41851bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddDeclRef(TL.getArg(i), Record); 41951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 42051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { 42151bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 42251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 42351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { 42451bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 42551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 426ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid TypeLocWriter::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 427ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 428ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 42951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 43051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 43151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 433cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 434cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 435cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 43651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 438cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 439cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 440cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 441cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddTypeSourceInfo(TL.getUnderlyingTInfo(), Record); 44251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 44351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { 44451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 445a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRecordTypeLoc(RecordTypeLoc TL) { 44751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 448a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitEnumTypeLoc(EnumTypeLoc TL) { 45051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 451a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 45251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { 45351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 454a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 45549a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid TypeLocWriter::VisitSubstTemplateTypeParmTypeLoc( 45649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall SubstTemplateTypeParmTypeLoc TL) { 45749a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 45849a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 45951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateSpecializationTypeLoc( 46051bd803fbdade51d674598ed45da3d54190a656cJohn McCall TemplateSpecializationTypeLoc TL) { 461833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getTemplateNameLoc(), Record); 462833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 463833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 464833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 46544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(i).getArgument().getKind(), 46644f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(i).getLocInfo(), Record); 467a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 468465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnaravoid TypeLocWriter::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { 469e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 470e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 471a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 4723cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCallvoid TypeLocWriter::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { 4733cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 4743cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 4754714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid TypeLocWriter::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { 476e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 477e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 47851bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 479a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 48033500955d731c73717af52088b7fc0e7a85681e7John McCallvoid TypeLocWriter::VisitDependentTemplateSpecializationTypeLoc( 48133500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypeLoc TL) { 48233500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 48333500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceRange(TL.getQualifierRange(), Record); 48433500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 48533500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 48633500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 48733500955d731c73717af52088b7fc0e7a85681e7John McCall for (unsigned I = 0, E = TL.getNumArgs(); I != E; ++I) 48844f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(I).getArgument().getKind(), 48944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(I).getLocInfo(), Record); 49033500955d731c73717af52088b7fc0e7a85681e7John McCall} 49151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 49251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 493c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 494c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid TypeLocWriter::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 495c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Record.push_back(TL.hasBaseTypeAsWritten()); 49654e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 49754e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 49854e14c4db764c0636160d26c5bbf491637c83a76John McCall for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) 49954e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getProtocolLoc(i), Record); 500a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 50151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 50251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 503a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 504a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 5054dcf151a555ff51e4d643e8e6eeb80f121d11d1bChris Lattner//===----------------------------------------------------------------------===// 506a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl// ASTWriter Implementation 5072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 5082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 509b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitBlockID(unsigned ID, const char *Name, 510b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 51189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record) { 512b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 513b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 514b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETBID, Record); 515b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 516b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Emit the block name if present. 517b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner if (Name == 0 || Name[0] == 0) return; 518b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 519b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 520b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 521b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_BLOCKNAME, Record); 522b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 523b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 524b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitRecordID(unsigned ID, const char *Name, 525b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 52689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record) { 527b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 528b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 529b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 530b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 531b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETRECORDNAME, Record); 5320558df2da807646e65d4fa290f4e92114af1a746Chris Lattner} 5330558df2da807646e65d4fa290f4e92114af1a746Chris Lattner 5340558df2da807646e65d4fa290f4e92114af1a746Chris Lattnerstatic void AddStmtsExprs(llvm::BitstreamWriter &Stream, 53589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis ASTWriter::RecordDataImpl &Record) { 5368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 5370558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_STOP); 5380558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL_PTR); 5390558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL); 5400558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_COMPOUND); 5410558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CASE); 5420558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DEFAULT); 5430558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_LABEL); 5440558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_IF); 5450558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_SWITCH); 5460558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_WHILE); 5470558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DO); 5480558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_FOR); 5490558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_GOTO); 5500558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_INDIRECT_GOTO); 5510558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CONTINUE); 5520558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_BREAK); 5530558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_RETURN); 5540558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DECL); 5550558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_ASM); 5560558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PREDEFINED); 5570558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DECL_REF); 5580558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INTEGER_LITERAL); 5590558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_FLOATING_LITERAL); 5600558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMAGINARY_LITERAL); 5610558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STRING_LITERAL); 5620558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHARACTER_LITERAL); 5630558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PAREN); 5640558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_UNARY_OPERATOR); 5650558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SIZEOF_ALIGN_OF); 5660558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ARRAY_SUBSCRIPT); 5670558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CALL); 5680558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_MEMBER); 5690558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BINARY_OPERATOR); 5700558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_ASSIGN_OPERATOR); 5710558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CONDITIONAL_OPERATOR); 5720558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_CAST); 5730558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CSTYLE_CAST); 5740558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_LITERAL); 5750558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_EXT_VECTOR_ELEMENT); 5760558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INIT_LIST); 5770558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DESIGNATED_INIT); 5780558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_VALUE_INIT); 5790558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_VA_ARG); 5800558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ADDR_LABEL); 5810558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STMT); 5820558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_TYPES_COMPATIBLE); 5830558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHOOSE); 5840558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_GNU_NULL); 5850558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SHUFFLE_VECTOR); 5860558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK); 5870558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK_DECL_REF); 5880558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_STRING_LITERAL); 5890558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_ENCODE); 5900558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_SELECTOR_EXPR); 5910558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROTOCOL_EXPR); 5920558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_IVAR_REF_EXPR); 5930558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROPERTY_REF_EXPR); 5940558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_KVC_REF_EXPR); 5950558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_MESSAGE_EXPR); 5960558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FOR_COLLECTION); 5970558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_CATCH); 5980558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FINALLY); 5990558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_TRY); 6000558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_SYNCHRONIZED); 6010558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_THROW); 602eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_OPERATOR_CALL); 603eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONSTRUCT); 604eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_STATIC_CAST); 605eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_DYNAMIC_CAST); 606eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_REINTERPRET_CAST); 607eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONST_CAST); 608eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_FUNCTIONAL_CAST); 609eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_BOOL_LITERAL); 610eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_NULL_PTR_LITERAL); 6110558df2da807646e65d4fa290f4e92114af1a746Chris Lattner#undef RECORD 612b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 6131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 614a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteBlockInfoBlock() { 615b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RecordData Record; 616b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EnterSubblock(llvm::bitc::BLOCKINFO_BLOCK_ID, 3); 6171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define BLOCK(X) EmitBlockID(X ## _ID, #X, Stream, Record) 6198538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 6201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6213397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // AST Top-Level Block. 622f29f0a28c4d9599b389bbb6d186e14af753dc5a3Sebastian Redl BLOCK(AST_BLOCK); 62351e774d42269e3b22d746184c0b9076fc13b32e6Zhongxing Xu RECORD(ORIGINAL_FILE_NAME); 624b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OFFSET); 625b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_OFFSET); 626b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LANGUAGE_OPTIONS); 627ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor RECORD(METADATA); 628b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_OFFSET); 629b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_TABLE); 630b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(EXTERNAL_DEFINITIONS); 631b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SPECIAL_TYPES); 632b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(STATISTICS); 633b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TENTATIVE_DEFINITIONS); 63449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RECORD(UNUSED_FILESCOPED_DECLS); 635b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LOCALLY_SCOPED_EXTERNAL_DECLS); 636b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SELECTOR_OFFSETS); 637b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(METHOD_POOL); 638b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_COUNTER_VALUE); 6397f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_OFFSETS); 6407f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_PRELOADS); 6414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RECORD(STAT_CACHE); 642b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RECORD(EXT_VECTOR_DECLS); 6435b4ec636637c9d876102240127cc0dca9280e83aTed Kremenek RECORD(VERSION_CONTROL_BRANCH_REVISION); 6446a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(MACRO_DEFINITION_OFFSETS); 645a93e3b5bde9f0a7b59215f19f176f7d69881b81cSebastian Redl RECORD(CHAINED_METADATA); 646320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RECORD(REFERENCED_SELECTOR_POOL); 64720249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 648b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // SourceManager Block. 6492f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(SOURCE_MANAGER_BLOCK); 650b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_FILE_ENTRY); 651b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_ENTRY); 652b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_BLOB); 653b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_INSTANTIATION_ENTRY); 654b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_LINE_TABLE); 6551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 656b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Preprocessor Block. 6572f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(PREPROCESSOR_BLOCK); 658b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_OBJECT_LIKE); 659b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_FUNCTION_LIKE); 660b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_TOKEN); 6616a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_INSTANTIATION); 6626a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_DEFINITION); 66320249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 66461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Decls and Types block. 66561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor BLOCK(DECLTYPES_BLOCK); 666b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_QUAL); 667b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_COMPLEX); 668b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_POINTER); 669b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_BLOCK_POINTER); 670b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_LVALUE_REFERENCE); 671b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RVALUE_REFERENCE); 672b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_MEMBER_POINTER); 673b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_CONSTANT_ARRAY); 674b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_INCOMPLETE_ARRAY); 675b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VARIABLE_ARRAY); 676b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VECTOR); 677b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_VECTOR); 678b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_PROTO); 679b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_NO_PROTO); 680b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEDEF); 681b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF_EXPR); 682b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF); 683b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RECORD); 684b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_ENUM); 685b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OBJC_INTERFACE); 686a53d2cbe37e4be0d95b9d3e09f74eafae31fc940John McCall RECORD(TYPE_OBJC_OBJECT); 687d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff RECORD(TYPE_OBJC_OBJECT_POINTER); 6880ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TRANSLATION_UNIT); 6890ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TYPEDEF); 6900ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM); 6910ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_RECORD); 6920ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM_CONSTANT); 6930ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FUNCTION); 6940ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_METHOD); 6950ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_INTERFACE); 6960ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROTOCOL); 6970ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IVAR); 6980ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_AT_DEFS_FIELD); 6990ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CLASS); 7000ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_FORWARD_PROTOCOL); 7010ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY); 7020ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY_IMPL); 7030ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IMPLEMENTATION); 7040ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_COMPATIBLE_ALIAS); 7050ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY); 7060ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY_IMPL); 707b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_FIELD); 708b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_VAR); 7090ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_IMPLICIT_PARAM); 710b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_PARM_VAR); 7110ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FILE_SCOPE_ASM); 7120ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_BLOCK); 7130ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_LEXICAL); 7140ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_VISIBLE); 71561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Statements and Exprs can occur in the Decls and Types block. 7160558df2da807646e65d4fa290f4e92114af1a746Chris Lattner AddStmtsExprs(Stream, Record); 717b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef RECORD 718b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef BLOCK 719b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.ExitBlock(); 720b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 721b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 722e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \brief Adjusts the given filename to only write out the portion of the 723e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// filename that is not part of the system root directory. 7241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 725e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param Filename the file name to adjust. 726e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 727e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param isysroot When non-NULL, the PCH file is a relocatable PCH file and 728e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// the returned filename will be adjusted by this system root. 729e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 730e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \returns either the original filename (if it needs no adjustment) or the 731e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// adjusted filename (which points into the @p Filename parameter). 7321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpstatic const char * 733e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas GregoradjustFilenameForRelocatablePCH(const char *Filename, const char *isysroot) { 734e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor assert(Filename && "No file name to adjust?"); 7351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 736e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!isysroot) 737e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 739e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Verify that the filename and the system root have the same prefix. 740e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned Pos = 0; 741e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor for (; Filename[Pos] && isysroot[Pos]; ++Pos) 742e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] != isysroot[Pos]) 743e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; // Prefixes don't match. 7441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 745e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We hit the end of the filename before we hit the end of the system root. 746e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!Filename[Pos]) 747e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 749e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // If the file name has a '/' at the current position, skip over the '/'. 750e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We distinguish sysroot-based includes from absolute includes by the 751e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // absence of '/' at the beginning of sysroot-based includes. 752e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] == '/') 753e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor ++Pos; 7541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 755e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename + Pos; 756e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor} 757b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 7583397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the AST metadata (e.g., i686-apple-darwin9). 759a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteMetadata(ASTContext &Context, const char *isysroot) { 7602bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor using namespace llvm; 761b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 762e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Metadata 763e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const TargetInfo &Target = Context.Target; 764e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor BitCodeAbbrev *MetaAbbrev = new BitCodeAbbrev(); 76577f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp( 7668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Chain ? CHAINED_METADATA : METADATA)); 7673397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST major 7683397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST minor 769e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang major 770e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang minor 771e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Relocatable 77277f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // Target triple or chained PCH name 77377f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 774e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned MetaAbbrevCode = Stream.EmitAbbrev(MetaAbbrev); 7751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 776e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor RecordData Record; 7778538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(Chain ? CHAINED_METADATA : METADATA); 7788538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_MAJOR); 7798538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_MINOR); 780e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MAJOR); 781e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MINOR); 782e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(isysroot != 0); 78377f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // FIXME: This writes the absolute path for chained headers. 78477f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl const std::string &BlobStr = Chain ? Chain->getFileName() : Target.getTriple().getTriple(); 78577f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl Stream.EmitRecordWithBlob(MetaAbbrevCode, Record, BlobStr); 7861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 787b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor // Original file name 788b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor SourceManager &SM = Context.getSourceManager(); 789b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor if (const FileEntry *MainFile = SM.getFileEntryForID(SM.getMainFileID())) { 790b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor BitCodeAbbrev *FileAbbrev = new BitCodeAbbrev(); 7918538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FileAbbrev->Add(BitCodeAbbrevOp(ORIGINAL_FILE_NAME)); 792b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor FileAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 793b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor unsigned FileAbbrevCode = Stream.EmitAbbrev(FileAbbrev); 794b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 795b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor llvm::sys::Path MainFilePath(MainFile->getName()); 7961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 79711a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam MainFilePath.makeAbsolute(); 798b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 799aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam const char *MainFileNameStr = MainFilePath.c_str(); 8001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump MainFileNameStr = adjustFilenameForRelocatablePCH(MainFileNameStr, 801e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor isysroot); 802b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor RecordData Record; 8038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(ORIGINAL_FILE_NAME); 804ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(FileAbbrevCode, Record, MainFileNameStr); 805b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor } 80611a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 807f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek // Repository branch/version information. 808f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek BitCodeAbbrev *RepoAbbrev = new BitCodeAbbrev(); 8098538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl RepoAbbrev->Add(BitCodeAbbrevOp(VERSION_CONTROL_BRANCH_REVISION)); 810f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek RepoAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // SVN branch/tag 811f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek unsigned RepoAbbrevCode = Stream.EmitAbbrev(RepoAbbrev); 812445e23e9b909ec8e21303c7dd82c90b72fc09ac4Douglas Gregor Record.clear(); 8138538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_CONTROL_BRANCH_REVISION); 814f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek Stream.EmitRecordWithBlob(RepoAbbrevCode, Record, 815f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek getClangFullRepositoryVersion()); 8162bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor} 8172bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor 8182bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor/// \brief Write the LangOptions structure. 819a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteLanguageOptions(const LangOptions &LangOpts) { 8200a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor RecordData Record; 8210a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Trigraphs); 8220a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.BCPLComment); // BCPL-style '//' comments. 8230a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.DollarIdents); // '$' allowed in identifiers. 8240a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.AsmPreprocessor); // Preprocessor in asm mode. 8250a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUMode); // True in gnu99 mode false in c99 mode (etc) 826eb5d7b752651283de5abfcc2f91df7227582a08dChandler Carruth Record.push_back(LangOpts.GNUKeywords); // Allow GNU-extension keywords 8270a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ImplicitInt); // C89 implicit 'int'. 8280a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Digraphs); // C94, C99 and C++ 8290a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.HexFloats); // C99 Hexadecimal float constants. 8300a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.C99); // C99 Support 8310a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Microsoft); // Microsoft extensions. 832dae4ac4fe56ec60fc93b3e3c9f51e79e682084b9Michael J. Spencer // LangOpts.MSCVersion is ignored because all it does it set a macro, which is 833dae4ac4fe56ec60fc93b3e3c9f51e79e682084b9Michael J. Spencer // already saved elsewhere. 8340a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus); // C++ Support 8350a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus0x); // C++0x Support 8360a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CXXOperatorNames); // Treat C++ operator names as keywords. 8371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8380a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC1); // Objective-C 1 support enabled. 8390a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC2); // Objective-C 2 support enabled. 84011a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI); // Objective-C 841412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 84211a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI2); // Objective-C enhanced 843412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 8444c9d8d0eca5ca635d9a30222f690db9140e98325Fariborz Jahanian Record.push_back(LangOpts.NoConstantCFStrings); // non cfstring generation enabled.. 8451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8460a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PascalStrings); // Allow Pascal strings 8470a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.WritableStrings); // Allow writable strings 8480a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.LaxVectorConversions); 849b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.AltiVec); 8500a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Exceptions); // Support exception handling. 85173482884560be041d86eccbd7dd5a6918677393bDaniel Dunbar Record.push_back(LangOpts.SjLjExceptions); 8520a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8530a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NeXTRuntime); // Use NeXT runtime. 8540a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Freestanding); // Freestanding implementation 8550a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoBuiltin); // Do not use builtin functions (-fno-builtin) 8560a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 857ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // Whether static initializers are protected by locks. 858ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner Record.push_back(LangOpts.ThreadsafeStatics); 859972d954bd216c86a961bb7f81c53af85de17c2f0Douglas Gregor Record.push_back(LangOpts.POSIXThreads); 8600a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Blocks); // block extension to C 8610a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.EmitAllDecls); // Emit all declarations, even if 8620a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // they are unused. 8630a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.MathErrno); // Math functions must respect errno 8640a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // (modulo the platform support). 8650a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 866a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.getSignedOverflowBehavior()); 867a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.HeinousExtensions); 8680a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8690a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Optimize); // Whether __OPTIMIZE__ should be defined. 8701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Record.push_back(LangOpts.OptimizeSize); // Whether __OPTIMIZE_SIZE__ should be 8710a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // defined. 8720a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Static); // Should __STATIC__ be defined (as 8730a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // opposed to __DYNAMIC__). 8740a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PICLevel); // The value for __PIC__, if non-zero. 8750a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8760a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUInline); // Should GNU inline semantics be 8770a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // used (instead of C99 semantics). 8780a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoInline); // Should __NO_INLINE__ be defined. 879a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson Record.push_back(LangOpts.AccessControl); // Whether C++ access control should 880a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson // be enabled. 88115b91764d08e886391c865c4a444d7b51141c284Eli Friedman Record.push_back(LangOpts.CharIsSigned); // Whether char is a signed or 88215b91764d08e886391c865c4a444d7b51141c284Eli Friedman // unsigned type 883a6fda124bf380479529d6a80b84b62cacd3cb707John Thompson Record.push_back(LangOpts.ShortWChar); // force wchar_t to be unsigned short 8840a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getGCMode()); 8850a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getVisibilityMode()); 886ab8e281b32a3d3b9b18257d26844362bf806ecdcDaniel Dunbar Record.push_back(LangOpts.getStackProtectorMode()); 8870a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.InstantiationDepth); 888b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.OpenCL); 8899c276ae0f24d4cee8f7954069d4b8eae45d0447dMike Stump Record.push_back(LangOpts.CatchUndefined); 89092f5822df6a0d7571df44b5d279ed4f017fbb0e6Anders Carlsson Record.push_back(LangOpts.ElideConstructors); 891a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Record.push_back(LangOpts.SpellChecking); 8928538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LANGUAGE_OPTIONS, Record); 8930a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor} 8940a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 89514f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 8964fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// stat cache Serialization 8974fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 8984fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 8994fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregornamespace { 9004fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Trait used for the on-disk hash table of stat cache results. 9013397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTStatCacheTrait { 9024fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregorpublic: 9034fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const char * key_type; 9044fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef key_type key_type_ref; 9051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9064fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef std::pair<int, struct stat> data_type; 9074fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const data_type& data_type_ref; 9084fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9094fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor static unsigned ComputeHash(const char *path) { 9102596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(path); 9114fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 9144fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, const char *path, 9154fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data) { 9164fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StrLen = strlen(path); 9174fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit16(Out, StrLen); 9184fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned DataLen = 1; // result value 9194fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) 9204fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor DataLen += 4 + 4 + 2 + 8 + 8; 9214fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit8(Out, DataLen); 9224fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor return std::make_pair(StrLen + 1, DataLen); 9234fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9254fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitKey(llvm::raw_ostream& Out, const char *path, unsigned KeyLen) { 9264fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Out.write(path, KeyLen); 9274fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9294fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 9304fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data, unsigned DataLen) { 9314fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace clang::io; 9324fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint64_t Start = Out.tell(); (void)Start; 9331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9344fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Result of stat() 9354fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit8(Out, Data.first? 1 : 0); 9361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9374fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) { 9384fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_ino); 9394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_dev); 9404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit16(Out, (uint16_t) Data.second.st_mode); 9414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_mtime); 9424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_size); 9434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor assert(Out.tell() - Start == DataLen && "Wrong data length"); 9464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9474fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor}; 9484fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} // end anonymous namespace 9494fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9503397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the stat() system call cache to the AST file. 951a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteStatCache(MemorizeStatCalls &StatCalls) { 9524fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Build the on-disk hash table containing information about every 9534fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // stat() call. 9543397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTStatCacheTrait> Generator; 9554fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned NumStatEntries = 0; 9561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (MemorizeStatCalls::iterator Stat = StatCalls.begin(), 9574fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor StatEnd = StatCalls.end(); 958e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Stat != StatEnd; ++Stat, ++NumStatEntries) { 959e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Stat->first(); 960e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Generator.insert(Filename, Stat->second); 961e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor } 9621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9634fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create the on-disk hash table in a buffer. 9641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> StatCacheData; 9654fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint32_t BucketOffset; 9664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor { 9674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor llvm::raw_svector_ostream Out(StatCacheData); 9684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Make sure that no bucket is at offset 0 9694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit32(Out, 0); 9704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BucketOffset = Generator.Emit(Out); 9714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9724fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9734fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create a blob abbreviation 9744fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace llvm; 9754fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9768538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(STAT_CACHE)); 9774fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9784fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9794fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 9804fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StatCacheAbbrev = Stream.EmitAbbrev(Abbrev); 9814fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9824fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Write the stat cache 9834fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RecordData Record; 9848538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(STAT_CACHE); 9854fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(BucketOffset); 9864fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(NumStatEntries); 987ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(StatCacheAbbrev, Record, StatCacheData.str()); 9884fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} 9894fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9904fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 99114f79002e58556798e86168c63e48d533287eda5Douglas Gregor// Source Manager Serialization 99214f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 99314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 99414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 99514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// file. 996c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocFileAbbrev(llvm::BitstreamWriter &Stream) { 99714f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 99814f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9998538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_FILE_ENTRY)); 100014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 100114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 100214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 100314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 10042d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // FileEntry fields. 10052d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 12)); // Size 10062d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 32)); // Modification time 100712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // HeaderFileInfo fields. 100812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isImport 100912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // DirInfo 101012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // NumIncludes 101112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // ControllingMacro 101214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 1013c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 101414f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 101514f79002e58556798e86168c63e48d533287eda5Douglas Gregor 101614f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 101714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1018c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferAbbrev(llvm::BitstreamWriter &Stream) { 101914f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 102014f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10218538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_ENTRY)); 102214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 102314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 102414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 102514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 102614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Buffer name blob 1027c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 102814f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 102914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 103014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 103114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer's blob. 1032c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferBlobAbbrev(llvm::BitstreamWriter &Stream) { 103314f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 103414f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10358538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_BLOB)); 103614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Blob 1037c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 103814f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 103914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 104014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to an 104114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1042c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocInstantiationAbbrev(llvm::BitstreamWriter &Stream) { 104314f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 104414f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10458538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_INSTANTIATION_ENTRY)); 104614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 104714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Spelling location 104814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Start location 104914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // End location 1050f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Token length 1051c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 105214f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 105314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 105414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Writes the block containing the serialized form of the 105514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// source manager. 105614f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// 105714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// TODO: We should probably use an on-disk hash table (stored in a 105814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// blob), indexed based on the file name, so that we only create 105914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// entries for files that we actually need. In the common case (no 106014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// errors), we probably won't have to create file entries for any of 106114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// the files in the AST. 1062a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSourceManagerBlock(SourceManager &SourceMgr, 1063e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const Preprocessor &PP, 1064e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *isysroot) { 10657f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData Record; 10667f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 1067f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner // Enter the source manager block. 10688538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(SOURCE_MANAGER_BLOCK_ID, 3); 106914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 107014f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Abbreviations for the various kinds of source-location entries. 1071828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocFileAbbrv = CreateSLocFileAbbrev(Stream); 1072828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferAbbrv = CreateSLocBufferAbbrev(Stream); 1073828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferBlobAbbrv = CreateSLocBufferBlobAbbrev(Stream); 1074828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocInstantiationAbbrv = CreateSLocInstantiationAbbrev(Stream); 10757f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10767f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Write the line table. 10777f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SourceMgr.hasLineTable()) { 10787f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LineTableInfo &LineTable = SourceMgr.getLineTable(); 10797f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10807f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file names 10817f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LineTable.getNumFilenames()); 10827f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (unsigned I = 0, N = LineTable.getNumFilenames(); I != N; ++I) { 10837f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file name 10847f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor const char *Filename = LineTable.getFilename(I); 1085e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 10867f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned FilenameLen = Filename? strlen(Filename) : 0; 10877f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(FilenameLen); 10887f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (FilenameLen) 10897f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.insert(Record.end(), Filename, Filename + FilenameLen); 10907f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 10911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10927f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (LineTableInfo::iterator L = LineTable.begin(), LEnd = LineTable.end(); 10947f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor L != LEnd; ++L) { 10957f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file ID 10967f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->first); 10971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10987f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10997f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->second.size()); 11001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (std::vector<LineEntry>::iterator LE = L->second.begin(), 11017f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LEEnd = L->second.end(); 11027f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LE != LEEnd; ++LE) { 11037f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FileOffset); 11047f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->LineNo); 11057f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FilenameID); 11067f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back((unsigned)LE->FileKind); 11077f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->IncludeOffset); 11087f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11097f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11108538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SM_LINE_TABLE, Record); 11117f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11127f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 111314f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Write out the source location entry table. We skip the first 111414f79002e58556798e86168c63e48d533287eda5Douglas Gregor // entry, which is always the same dummy entry. 1115090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner std::vector<uint32_t> SLocEntryOffsets; 11167f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData PreloadSLocs; 11170fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl unsigned BaseSLocID = Chain ? Chain->getTotalNumSLocs() : 0; 11180fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl SLocEntryOffsets.reserve(SourceMgr.sloc_entry_size() - 1 - BaseSLocID); 11190fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl for (unsigned I = BaseSLocID + 1, N = SourceMgr.sloc_entry_size(); 11200fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl I != N; ++I) { 1121bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor // Get this source location entry. 1122bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor const SrcMgr::SLocEntry *SLoc = &SourceMgr.getSLocEntry(I); 112311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 11247f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Record the offset of this source-location entry. 11257f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor SLocEntryOffsets.push_back(Stream.GetCurrentBitNo()); 11267f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 112714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Figure out which record code to use. 112814f79002e58556798e86168c63e48d533287eda5Douglas Gregor unsigned Code; 112914f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 113014f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->getFile().getContentCache()->Entry) 11318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_FILE_ENTRY; 113214f79002e58556798e86168c63e48d533287eda5Douglas Gregor else 11338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_BUFFER_ENTRY; 113414f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else 11358538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_INSTANTIATION_ENTRY; 11367f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 113714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Code); 113814f79002e58556798e86168c63e48d533287eda5Douglas Gregor 113914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(SLoc->getOffset()); 114014f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 114114f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::FileInfo &File = SLoc->getFile(); 114214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getIncludeLoc().getRawEncoding()); 114314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getFileCharacteristic()); // FIXME: stable encoding 1144bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor Record.push_back(File.hasLineDirectives()); 114514f79002e58556798e86168c63e48d533287eda5Douglas Gregor 114614f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::ContentCache *Content = File.getContentCache(); 114714f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (Content->Entry) { 114814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a file. The blob associated 114914f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry is the file name. 11501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11512d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // Emit size/modification time for this file. 11522d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getSize()); 11532d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getModificationTime()); 11542d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor 115512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // Emit header-search information associated with this file. 115612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderFileInfo HFI; 115712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderSearch &HS = PP.getHeaderSearchInfo(); 115812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor if (Content->Entry->getUID() < HS.header_file_size()) 115912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HFI = HS.header_file_begin()[Content->Entry->getUID()]; 116012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.isImport); 116112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.DirInfo); 116212fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.NumIncludes); 116312fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor AddIdentifierRef(HFI.ControllingMacro, Record); 116412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor 1165e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Turn the file name into an absolute path, if it isn't already. 1166e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Content->Entry->getName(); 1167e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor llvm::sys::Path FilePath(Filename, strlen(Filename)); 116811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam FilePath.makeAbsolute(); 1169aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam Filename = FilePath.c_str(); 11701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1171e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 1172ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocFileAbbrv, Record, Filename); 11737f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11747f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // FIXME: For now, preload all file source locations, so that 11757f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // we get the appropriate File entries in the reader. This is 11767f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // a temporary measure. 11770fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 117814f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 117914f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a buffer. The blob associated 118014f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry contains the contents of the buffer. 118114f79002e58556798e86168c63e48d533287eda5Douglas Gregor 118214f79002e58556798e86168c63e48d533287eda5Douglas Gregor // We add one to the size so that we capture the trailing NULL 118314f79002e58556798e86168c63e48d533287eda5Douglas Gregor // that is required by llvm::MemoryBuffer::getMemBuffer (on 118414f79002e58556798e86168c63e48d533287eda5Douglas Gregor // the reader side). 118536c35ba0aca641e60e5dbee8efbc620c08b9bd61Douglas Gregor const llvm::MemoryBuffer *Buffer 1186e127a0d80155b45dafe77f2b4380e5fa111a3345Chris Lattner = Content->getBuffer(PP.getDiagnostics(), PP.getSourceManager()); 118714f79002e58556798e86168c63e48d533287eda5Douglas Gregor const char *Name = Buffer->getBufferIdentifier(); 1188ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocBufferAbbrv, Record, 1189ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Name, strlen(Name) + 1)); 119014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.clear(); 11918538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SM_SLOC_BUFFER_BLOB); 1192c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record, 1193ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Buffer->getBufferStart(), 1194ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Buffer->getBufferSize() + 1)); 11957f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11967f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (strcmp(Name, "<built-in>") == 0) 11970fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 119814f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 119914f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 120014f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is an instantiation. 120114f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::InstantiationInfo &Inst = SLoc->getInstantiation(); 120214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getSpellingLoc().getRawEncoding()); 120314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocStart().getRawEncoding()); 120414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocEnd().getRawEncoding()); 120514f79002e58556798e86168c63e48d533287eda5Douglas Gregor 1206f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor // Compute the token length for this macro expansion. 1207f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor unsigned NextOffset = SourceMgr.getNextOffset(); 1208bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor if (I + 1 != N) 1209bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor NextOffset = SourceMgr.getSLocEntry(I + 1).getOffset(); 1210f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Record.push_back(NextOffset - SLoc->getOffset() - 1); 1211c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithAbbrev(SLocInstantiationAbbrv, Record); 121214f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121314f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121414f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12157f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.ExitBlock(); 1216bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor 12177f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SLocEntryOffsets.empty()) 12187f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor return; 12192eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12203397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source-location offsets table into the AST block. This 12217f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // table is used for lazily loading source-location information. 12227f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor using namespace llvm; 12237f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 12248538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SOURCE_LOCATION_OFFSETS)); 12257f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // # of slocs 12267f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // next offset 12277f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // offsets 12287f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned SLocOffsetsAbbrev = Stream.EmitAbbrev(Abbrev); 12291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12307f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 12318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SOURCE_LOCATION_OFFSETS); 12327f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(SLocEntryOffsets.size()); 12338db9faed418ea743f55c31e1ccecadbb23bd55b7Sebastian Redl unsigned BaseOffset = Chain ? Chain->getNextSLocOffset() : 0; 12348db9faed418ea743f55c31e1ccecadbb23bd55b7Sebastian Redl Record.push_back(SourceMgr.getNextOffset() - BaseOffset); 12357f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record, 1236ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SLocEntryOffsets), 1237090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner SLocEntryOffsets.size()*sizeof(SLocEntryOffsets[0])); 12387f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 12393397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source location entry preloads array, telling the AST 12407f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // reader which source locations entries it should load eagerly. 12418538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SOURCE_LOCATION_PRELOADS, PreloadSLocs); 124214f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 124314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Preprocessor Serialization 12464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12474fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 12480b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// \brief Writes the block containing the serialized form of the 12490b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// preprocessor. 12500b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// 1251a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WritePreprocessor(const Preprocessor &PP) { 12527c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner RecordData Record; 12537c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 1254c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner // If the preprocessor __COUNTER__ value has been bumped, remember it. 1255c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner if (PP.getCounterValue() != 0) { 1256c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.push_back(PP.getCounterValue()); 12578538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_COUNTER_VALUE, Record); 1258c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.clear(); 12592eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor } 12602eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12612eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // Enter the preprocessor block. 1262ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Stream.EnterSubblock(PREPROCESSOR_BLOCK_ID, 3); 12631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12643397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // If the AST file contains __DATE__ or __TIME__ emit a warning about this. 12652eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // FIXME: use diagnostics subsystem for localization etc. 12662eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor if (PP.SawDateOrTime()) 12672eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor fprintf(stderr, "warning: precompiled header used __DATE__ or __TIME__.\n"); 12681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1269ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 12707c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // Loop over all the macro definitions that are live at the end of the file, 12717c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // emitting each to the PP section. 12726a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor PreprocessingRecord *PPRec = PP.getPreprocessingRecord(); 1273ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor unsigned InclusionAbbrev = 0; 1274ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (PPRec) { 1275ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor using namespace llvm; 1276ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 1277ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(PP_INCLUSION_DIRECTIVE)); 1278ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // index 1279ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // start location 1280ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // end location 1281ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // filename length 1282ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // in quotes 1283ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // kind 1284ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 128520249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer InclusionAbbrev = Stream.EmitAbbrev(Abbrev); 1286ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor } 128720249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 12887c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (Preprocessor::macro_iterator I = PP.macro_begin(), E = PP.macro_end(); 12897c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) { 129042d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // FIXME: This emits macros in hash table order, we should do it in a stable 129142d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // order so that output is reproducible. 12927c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner MacroInfo *MI = I->second; 12937c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12943397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Don't emit builtin macros like __LINE__ to the AST file unless they have 12957c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // been redefined by the header (in which case they are not isBuiltinMacro). 12963397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Also skip macros from a AST file if we're chaining. 1297ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor 1298ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // FIXME: There is a (probably minor) optimization we could do here, if 1299ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // the macro comes from the original PCH but the identifier comes from a 1300ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // chained PCH, by storing the offset into the original PCH rather than 1301ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // writing the macro definition a second time. 130220249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer if (MI->isBuiltinMacro() || 1303ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor (Chain && I->first->isFromAST() && MI->isFromAST())) 13047c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner continue; 13057c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 13067356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(I->first, Record); 130737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor MacroOffsets[I->first] = Stream.GetCurrentBitNo(); 13087c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getDefinitionLoc().getRawEncoding()); 13097c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isUsed()); 13101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13117c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner unsigned Code; 13127c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner if (MI->isObjectLike()) { 13138538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_OBJECT_LIKE; 13147c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } else { 13158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_FUNCTION_LIKE; 13161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13177c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isC99Varargs()); 13187c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isGNUVarargs()); 13197c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getNumArgs()); 13207c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (MacroInfo::arg_iterator I = MI->arg_begin(), E = MI->arg_end(); 13217c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) 13227356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(*I, Record); 13237c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 132420249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 13256a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If we have a detailed preprocessing record, record the macro definition 13266a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // ID that corresponds to this macro. 13276a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) 13286a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(PPRec->findMacroDefinition(MI))); 132920249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 1330c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(Code, Record); 13317c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.clear(); 1332f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner 1333df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Emit the tokens array. 1334df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner for (unsigned TokNo = 0, e = MI->getNumTokens(); TokNo != e; ++TokNo) { 1335df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Note that we know that the preprocessor does not have any annotation 1336df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // tokens in it because they are created by the parser, and thus can't be 1337df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // in a macro definition. 1338df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner const Token &Tok = MI->getReplacementToken(TokNo); 13391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1340df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLocation().getRawEncoding()); 1341df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLength()); 1342df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner 1343df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: When reading literal tokens, reconstruct the literal pointer if 1344df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // it is needed. 13457356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(Tok.getIdentifierInfo(), Record); 13461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1347df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token kind to a stable encoding. 1348df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getKind()); 1349df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token flags to a stable encoding. 1350df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getFlags()); 13511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13528538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_TOKEN, Record); 1353df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.clear(); 1354df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner } 135537e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor ++NumMacros; 13567c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 135720249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 13586a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If the preprocessor has a preprocessing record, emit it. 13596a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned NumPreprocessingRecords = 0; 13606a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) { 1361196f557741eeb346cc7cb6aa85f75dd9f82b4a06Sebastian Redl unsigned IndexBase = Chain ? PPRec->getNumPreallocatedEntities() : 0; 1362b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl for (PreprocessingRecord::iterator E = PPRec->begin(Chain), 1363b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl EEnd = PPRec->end(Chain); 13646a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor E != EEnd; ++E) { 13656a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 136620249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 13676a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 1368b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl Record.push_back(IndexBase + NumPreprocessingRecords++); 13696a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getBegin(), Record); 13706a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getEnd(), Record); 13716a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MI->getName(), Record); 13726a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(MI->getDefinition())); 13738538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_INSTANTIATION, Record); 13746a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13756a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 137620249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 13776a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 13786a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Record this macro definition's location. 1379f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl MacroID ID = getMacroDefinitionID(MD); 138020249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 138177424bc3794f569816dba52e423b57486a98e5baDouglas Gregor // Don't write the macro definition if it is from another AST file. 138277424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (ID < FirstMacroID) 138377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor continue; 138420249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 138577424bc3794f569816dba52e423b57486a98e5baDouglas Gregor unsigned Position = ID - FirstMacroID; 138677424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (Position != MacroDefinitionOffsets.size()) { 138777424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (Position > MacroDefinitionOffsets.size()) 138877424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitionOffsets.resize(Position + 1); 138920249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 139020249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer MacroDefinitionOffsets[Position] = Stream.GetCurrentBitNo(); 13916a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } else 13926a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.push_back(Stream.GetCurrentBitNo()); 139320249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 1394b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl Record.push_back(IndexBase + NumPreprocessingRecords++); 13956a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(ID); 13966a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getBegin(), Record); 13976a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getEnd(), Record); 13986a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MD->getName(), Record); 13996a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getLocation(), Record); 14008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_DEFINITION, Record); 14016a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 14026a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 140320249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 1404ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (InclusionDirective *ID = dyn_cast<InclusionDirective>(*E)) { 1405ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(PP_INCLUSION_DIRECTIVE); 1406ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(IndexBase + NumPreprocessingRecords++); 1407ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor AddSourceLocation(ID->getSourceRange().getBegin(), Record); 1408ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor AddSourceLocation(ID->getSourceRange().getEnd(), Record); 1409ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(ID->getFileName().size()); 1410ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(ID->wasInQuotes()); 1411ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Record.push_back(static_cast<unsigned>(ID->getKind())); 1412ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor llvm::SmallString<64> Buffer; 1413ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Buffer += ID->getFileName(); 1414ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Buffer += ID->getFile()->getName(); 1415ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor Stream.EmitRecordWithBlob(InclusionAbbrev, Record, Buffer); 1416ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor continue; 1417ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor } 14186a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 14196a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 142020249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 1421c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 142220249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 14236a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for the preprocessing record. 14246a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (NumPreprocessingRecords > 0) { 14256a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for identifier IDs. 14266a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor using namespace llvm; 14276a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 14288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(MACRO_DEFINITION_OFFSETS)); 14296a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of records 14306a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of macro defs 14316a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 14326a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned MacroDefOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 143320249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 14346a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 14358538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(MACRO_DEFINITION_OFFSETS); 14366a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords); 14376a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(MacroDefinitionOffsets.size()); 14386a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EmitRecordWithBlob(MacroDefOffsetAbbrev, Record, 1439ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(MacroDefinitionOffsets), 14406a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.size() * sizeof(uint32_t)); 14416a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 14420b1fb988012da21d996c43e36867787a7a07b889Chris Lattner} 14430b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 14444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Type Serialization 14464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14470b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 14483397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the representation of a type to the AST stream. 1449a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteType(QualType T) { 145001b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 1451c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) // we haven't seen this type before. 1452c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 14531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 145497475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor assert(Idx.getIndex() >= FirstTypeID && "Re-writing a type from a prior AST"); 145555f48de5f6b10b50f4d88a9f7235f4532f799550Douglas Gregor 14562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Record the offset for this type. 1457c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis unsigned Index = Idx.getIndex() - FirstTypeID; 1458681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl if (TypeOffsets.size() == Index) 1459c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor TypeOffsets.push_back(Stream.GetCurrentBitNo()); 1460681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl else if (TypeOffsets.size() < Index) { 1461681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets.resize(Index + 1); 1462681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets[Index] = Stream.GetCurrentBitNo(); 14632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the type's representation. 14683397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter W(*this, Record); 14690953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1470a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor if (T.hasLocalNonFastQualifiers()) { 1471a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor Qualifiers Qs = T.getLocalQualifiers(); 1472a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor AddTypeRef(T.getLocalUnqualifiedType(), Record); 14730953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(Qs.getAsOpaqueValue()); 14748538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl W.Code = TYPE_EXT_QUAL; 14750953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } else { 14760953e767ff7817f97b3ab20896b229891eeff45bJohn McCall switch (T->getTypeClass()) { 14770953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // For all of the concrete, non-dependent types, call the 14780953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // appropriate visitor function. 14792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) \ 1480b7166334d897e1e4e6a5b428fe2d0ec752ef187fMike Stump case Type::Class: W.Visit##Class##Type(cast<Class##Type>(T)); break; 14812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 14822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 14830953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the serialized record. 1487c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(W.Code, Record); 14880b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor 14890b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor // Flush any expressions that were written as part of this type. 1490c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor FlushStmts(); 14912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14934fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14944fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Declaration Serialization 14954fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14964fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 14972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \brief Write the block containing all of the declaration IDs 14982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// lexically declared within the given DeclContext. 14992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 15002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \returns the offset of the DECL_CONTEXT_LEXICAL block within the 15012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// bistream, or 0 if no block was written. 1502a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redluint64_t ASTWriter::WriteDeclContextLexicalBlock(ASTContext &Context, 15032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclContext *DC) { 150417945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis if (DC->decls_empty()) 15052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return 0; 15062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1507c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor uint64_t Offset = Stream.GetCurrentBitNo(); 15082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 15098538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_CONTEXT_LEXICAL); 1510eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis llvm::SmallVector<KindDeclIDPair, 64> Decls; 151117945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end(); 151217945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis D != DEnd; ++D) 1513eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis Decls.push_back(std::make_pair((*D)->getKind(), GetDeclRef(*D))); 15142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 15152512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor ++NumLexicalDeclContexts; 1516681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Stream.EmitRecordWithBlob(DeclContextLexicalAbbrev, Record, 1517eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis reinterpret_cast<char*>(Decls.data()), 1518eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis Decls.size() * sizeof(KindDeclIDPair)); 15192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return Offset; 15202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 15212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1522a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteTypeDeclOffsets() { 15231476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl using namespace llvm; 15241476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl RecordData Record; 15251476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15261476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the type offsets array 15271476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 15288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(TYPE_OFFSET)); 15291476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of types 15301476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // types block 15311476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned TypeOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15321476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TYPE_OFFSET); 15341476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(TypeOffsets.size()); 15351476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, 1536ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(TypeOffsets), 15371476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl TypeOffsets.size() * sizeof(TypeOffsets[0])); 15381476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15391476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the declaration offsets array 15401476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev = new BitCodeAbbrev(); 15418538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(DECL_OFFSET)); 15421476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of declarations 15431476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // declarations block 15441476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned DeclOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15451476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15468538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_OFFSET); 15471476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(DeclOffsets.size()); 15481476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, 1549ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(DeclOffsets), 15501476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclOffsets.size() * sizeof(DeclOffsets[0])); 15511476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl} 15521476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15534fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15544fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Global Method Pool and Selector Serialization 15554fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15564fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 15573251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregornamespace { 1558f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor// Trait used for the on-disk hash table used in the method pool. 15593397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTMethodPoolTrait { 1560a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 1561f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1562f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregorpublic: 1563f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef Selector key_type; 1564f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef key_type key_type_ref; 15651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15665d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl struct data_type { 15678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID ID; 15685d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList Instance, Factory; 15695d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 1570f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef const data_type& data_type_ref; 1571f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 15723397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl explicit ASTMethodPoolTrait(ASTWriter &Writer) : Writer(Writer) { } 15731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1574f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor static unsigned ComputeHash(Selector Sel) { 15750eca89e9890db4d8336ce762a5b359a1d58ca02bArgyrios Kyrtzidis return serialization::ComputeHash(Sel); 1576f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 1579f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, Selector Sel, 1580f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor data_type_ref Methods) { 1581f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned KeyLen = 2 + (Sel.getNumArgs()? Sel.getNumArgs() * 4 : 4); 1582f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, KeyLen); 15835d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl unsigned DataLen = 4 + 2 + 2; // 2 bytes for each of the method counts 15845d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1585f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1586f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1587f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 15885d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1589f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1590f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1591f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 1592f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, DataLen); 1593f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor return std::make_pair(KeyLen, DataLen); 1594f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 159683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor void EmitKey(llvm::raw_ostream& Out, Selector Sel, unsigned) { 15971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump uint64_t Start = Out.tell(); 159883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert((Start >> 32) == 0 && "Selector key offset too large"); 159983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Writer.SetSelectorOffset(Sel, Start); 1600f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned N = Sel.getNumArgs(); 1601f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, N); 1602f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (N == 0) 1603f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor N = 1; 1604f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor for (unsigned I = 0; I != N; ++I) 16051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump clang::io::Emit32(Out, 1606f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Writer.getIdentifierRef(Sel.getIdentifierInfoForSlot(I))); 1607f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 16081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1609f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 1610a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor data_type_ref Methods, unsigned DataLen) { 1611a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor uint64_t Start = Out.tell(); (void)Start; 16125d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl clang::io::Emit32(Out, Methods.ID); 1613f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumInstanceMethods = 0; 16145d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1615f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1616f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1617f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumInstanceMethods; 1618f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1619f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumFactoryMethods = 0; 16205d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1621f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1622f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1623f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumFactoryMethods; 1624f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1625f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumInstanceMethods); 1626f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumFactoryMethods); 16275d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1628f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1629f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1630f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 16315d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1632f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1633f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1634f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 1635a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor 1636a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor assert(Out.tell() - Start == DataLen && "Data length is wrong"); 1637f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1638f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor}; 1639f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} // end anonymous namespace 1640f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1641059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// \brief Write ObjC data: selectors and the method pool. 1642f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// 1643f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// The method pool contains both instance and factory methods, stored 1644059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// in an on-disk hash table indexed by the selector. The hash table also 1645059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// contains an empty entry for every other selector known to Sema. 1646a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSelectors(Sema &SemaRef) { 1647f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor using namespace llvm; 1648f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1649059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Do we have to do anything at all? 16505d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (SemaRef.MethodPool.empty() && SelectorIDs.empty()) 1651059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl return; 1652e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl unsigned NumTableEntries = 0; 1653059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create and write out the blob that contains selectors and the method pool. 1654f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16553397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTMethodPoolTrait> Generator; 16565d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTMethodPoolTrait Trait(*this); 16571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1658059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create the on-disk hash table representation. We walk through every 1659059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // selector we've seen and look it up in the method pool. 1660e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets.resize(NextSelectorID - FirstSelectorID); 16618538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<Selector, SelectorID>::iterator 16625d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I = SelectorIDs.begin(), E = SelectorIDs.end(); 16635d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I != E; ++I) { 16645d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Selector S = I->first; 1665059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl Sema::GlobalMethodPool::iterator F = SemaRef.MethodPool.find(S); 16663397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait::data_type Data = { 16675d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I->second, 16685d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList(), 16695d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList() 16705d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 16715d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (F != SemaRef.MethodPool.end()) { 16725d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Instance = F->second.first; 16735d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Factory = F->second.second; 16745d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl } 16753397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only write this selector if it's not in an existing AST or something 1676e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // changed. 1677e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (Chain && I->second < FirstSelectorID) { 1678e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Selector already exists. Did it change? 1679e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl bool changed = false; 1680e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Instance; !changed && M && M->Method; 1681e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1682e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1683e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1684e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1685e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Factory; !changed && M && M->Method; 1686e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1687e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1688e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1689e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1690e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (!changed) 1691e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl continue; 1692fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl } else if (Data.Instance.Method || Data.Factory.Method) { 1693fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl // A new method pool entry. 1694fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl ++NumTableEntries; 1695e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 16965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(S, Data, Trait); 1697f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1698f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1699f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create the on-disk hash table in a buffer. 17001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> MethodPool; 1701f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor uint32_t BucketOffset; 1702f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 17033397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait Trait(*this); 1704f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor llvm::raw_svector_ostream Out(MethodPool); 1705f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1706a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1707f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1708f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1709f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1710f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create a blob abbreviation 1711f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 17128538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(METHOD_POOL)); 1713f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 171483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 1715f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1716f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned MethodPoolAbbrev = Stream.EmitAbbrev(Abbrev); 1717f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 171883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the method pool 1719f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor RecordData Record; 17208538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(METHOD_POOL); 1721f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Record.push_back(BucketOffset); 1722e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Record.push_back(NumTableEntries); 1723ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool.str()); 172483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 172583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Create a blob abbreviation for the selector table offsets. 172683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev = new BitCodeAbbrev(); 17278538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SELECTOR_OFFSETS)); 172883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // index 172983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 173083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned SelectorOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 173183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 173283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the selector offsets table. 173383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.clear(); 17348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SELECTOR_OFFSETS); 173583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.push_back(SelectorOffsets.size()); 173683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record, 1737ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SelectorOffsets), 173883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor SelectorOffsets.size() * 4); 1739f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1740f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} 1741f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 17423397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the selectors referenced in @selector expression into AST file. 1743a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteReferencedSelectorsPool(Sema &SemaRef) { 1744320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian using namespace llvm; 1745320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian if (SemaRef.ReferencedSelectors.empty()) 1746320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian return; 1747725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 1748320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RecordData Record; 1749725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 17503397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Note: this writes out all references even for a dependent AST. But it is 1751a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // very tricky to fix, and given that @selector shouldn't really appear in 1752a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // headers, probably not worth it. It's not a correctness issue. 1753320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian for (DenseMap<Selector, SourceLocation>::iterator S = 1754320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SemaRef.ReferencedSelectors.begin(), 1755320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian E = SemaRef.ReferencedSelectors.end(); S != E; ++S) { 1756320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian Selector Sel = (*S).first; 1757320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SourceLocation Loc = (*S).second; 1758320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSelectorRef(Sel, Record); 1759320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSourceLocation(Loc, Record); 1760320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian } 17618538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REFERENCED_SELECTOR_POOL, Record); 1762320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian} 1763320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian 17644fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17654fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Identifier Table Serialization 17664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 1768f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregornamespace { 17693397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTIdentifierTableTrait { 1770a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 177137e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Preprocessor &PP; 17723251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 1773a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// \brief Determines whether this is an "interesting" identifier 1774a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// that needs a full IdentifierInfo structure written into the hash 1775a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// table. 1776a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor static bool isInterestingIdentifier(const IdentifierInfo *II) { 1777a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return II->isPoisoned() || 1778a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->isExtensionToken() || 1779a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->hasMacroDefinition() || 1780a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getObjCOrBuiltinID() || 1781a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getFETokenInfo<void>(); 1782a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1783a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor 17843251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregorpublic: 17853251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef const IdentifierInfo* key_type; 17863251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef key_type key_type_ref; 17871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17888538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl typedef IdentID data_type; 17893251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef data_type data_type_ref; 17901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17913397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait(ASTWriter &Writer, Preprocessor &PP) 179237e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor : Writer(Writer), PP(PP) { } 17933251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 17943251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor static unsigned ComputeHash(const IdentifierInfo* II) { 17952596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(II->getName()); 17963251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 17991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump EmitKeyDataLength(llvm::raw_ostream& Out, const IdentifierInfo* II, 18008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID) { 1801e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar unsigned KeyLen = II->getLength() + 1; 1802a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor unsigned DataLen = 4; // 4 bytes for the persistent ID << 1 1803a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (isInterestingIdentifier(II)) { 18045998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 2; // 2 bytes for builtin ID, flags 18051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (II->hasMacroDefinition() && 1806a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro()) 18075998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 4; 1808a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor for (IdentifierResolver::iterator D = IdentifierResolver::begin(II), 1809a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor DEnd = IdentifierResolver::end(); 1810a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor D != DEnd; ++D) 18118538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DataLen += sizeof(DeclID); 1812a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1813668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor clang::io::Emit16(Out, DataLen); 181402fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // We emit the key length after the data length so that every 181502fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // string is preceded by a 16-bit length. This matches the PTH 181602fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // format for storing identifiers. 1817d6595a40fe12e3d5ffe5ce48987b379d547439a4Douglas Gregor clang::io::Emit16(Out, KeyLen); 18183251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return std::make_pair(KeyLen, DataLen); 18193251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitKey(llvm::raw_ostream& Out, const IdentifierInfo* II, 18223251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor unsigned KeyLen) { 18233251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Record the location of the key data. This is used when generating 18243251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // the mapping from persistent IDs to strings. 18253251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Writer.SetIdentifierOffset(II, Out.tell()); 1826e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar Out.write(II->getNameStart(), KeyLen); 18273251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitData(llvm::raw_ostream& Out, const IdentifierInfo* II, 18308538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID, unsigned) { 1831a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (!isInterestingIdentifier(II)) { 1832a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, ID << 1); 1833a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return; 1834a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 18355998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor 1836a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, (ID << 1) | 0x01); 18373251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor uint32_t Bits = 0; 18381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool hasMacroDefinition = 18391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump II->hasMacroDefinition() && 184037e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro(); 18415998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor Bits = (uint32_t)II->getObjCOrBuiltinID(); 1842b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(hasMacroDefinition); 1843b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isExtensionToken()); 1844b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isPoisoned()); 1845646395bbcaa849c94bc2a3246c71d809ca719f01Argyrios Kyrtzidis Bits = (Bits << 1) | unsigned(II->hasRevertedTokenIDToIdentifier()); 1846b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isCPlusPlusOperatorKeyword()); 18475998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit16(Out, Bits); 18483251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 184937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor if (hasMacroDefinition) 18505998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit32(Out, Writer.getMacroOffset(II)); 185137e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor 1852668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // Emit the declaration IDs in reverse order, because the 1853668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // IdentifierResolver provides the declarations as they would be 1854668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // visible (e.g., the function "stat" would come before the struct 1855668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // "stat"), but IdentifierResolver::AddDeclToIdentifierChain() 1856668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // adds declarations to the end of the list (so we need to see the 1857668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // struct "status" before the function "status"). 1858f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Only emit declarations that aren't from a chained PCH, though. 18591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallVector<Decl *, 16> Decls(IdentifierResolver::begin(II), 1860668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor IdentifierResolver::end()); 1861668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor for (llvm::SmallVector<Decl *, 16>::reverse_iterator D = Decls.rbegin(), 1862668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor DEnd = Decls.rend(); 18633251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor D != DEnd; ++D) 1864d8c5abb096a5f6babb3709180fe304be5462bcc1Sebastian Redl clang::io::Emit32(Out, Writer.getDeclID(*D)); 18653251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18663251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor}; 18673251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} // end anonymous namespace 18683251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 18693397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the identifier table into the AST file. 1870afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// 1871afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// The identifier table consists of a blob containing string data 1872afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// (the actual identifiers themselves) and a separate "offsets" index 1873afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// that maps identifier IDs to locations within the blob. 1874a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteIdentifierTable(Preprocessor &PP) { 1875afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor using namespace llvm; 1876afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1877afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create and write out the blob that contains the identifier 1878afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // strings. 1879afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor { 18803397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTIdentifierTableTrait> Generator; 18815d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTIdentifierTableTrait Trait(*this, PP); 18821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 188392b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // Look for any identifiers that were named while processing the 188492b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // headers, but are otherwise not needed. We add these to the hash 188592b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // table to enable checking of the predefines buffer in the case 18863397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // where the user adds new macro definitions when building the AST 188792b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // file. 188892b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor for (IdentifierTable::iterator ID = PP.getIdentifierTable().begin(), 188992b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor IDEnd = PP.getIdentifierTable().end(); 189092b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor ID != IDEnd; ++ID) 189192b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor getIdentifierRef(ID->second); 189292b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor 1893f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Create the on-disk hash table representation. We only store offsets 1894f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // for identifiers that appear here for the first time. 1895f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets.resize(NextIdentID - FirstIdentID); 18968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<const IdentifierInfo *, IdentID>::iterator 1897afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID = IdentifierIDs.begin(), IDEnd = IdentifierIDs.end(); 1898afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID != IDEnd; ++ID) { 1899afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor assert(ID->first && "NULL identifier in identifier table"); 19003c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl if (!Chain || !ID->first->isFromAST()) 19015d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(ID->first, ID->second, Trait); 19023251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 1903afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 19043251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Create the on-disk hash table in a buffer. 19051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> IdentifierTable; 1906668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor uint32_t BucketOffset; 19073251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor { 19083397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait Trait(*this, PP); 19093251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor llvm::raw_svector_ostream Out(IdentifierTable); 1910f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1911a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1912668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1913afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1914afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1915afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create a blob abbreviation 1916afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 19178538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_TABLE)); 1918668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 19193251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1920c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor unsigned IDTableAbbrev = Stream.EmitAbbrev(Abbrev); 1921afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1922afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the identifier table 1923afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor RecordData Record; 19248538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_TABLE); 1925668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Record.push_back(BucketOffset); 1926ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable.str()); 1927afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1928afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1929afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the offsets table for identifier IDs. 19302b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 19318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_OFFSET)); 19322b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of identifiers 19332b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 19342b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor unsigned IdentifierOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 19352b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor 19362b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor RecordData Record; 19378538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_OFFSET); 19382b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Record.push_back(IdentifierOffsets.size()); 19392b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Stream.EmitRecordWithBlob(IdentifierOffsetAbbrev, Record, 1940ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(IdentifierOffsets), 19412b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor IdentifierOffsets.size() * sizeof(uint32_t)); 1942afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor} 1943afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 19444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 19455d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// DeclContext's Name Lookup Table Serialization 19465d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 19475d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19485d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisnamespace { 19495d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// Trait used for the on-disk hash table used in the method pool. 19505d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisclass ASTDeclContextNameLookupTrait { 19515d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTWriter &Writer; 19525d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19535d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidispublic: 19545d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclarationName key_type; 19555d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef key_type key_type_ref; 19565d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19575d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclContext::lookup_result data_type; 19585d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef const data_type& data_type_ref; 19595d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19605d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis explicit ASTDeclContextNameLookupTrait(ASTWriter &Writer) : Writer(Writer) { } 19615d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19625d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned ComputeHash(DeclarationName Name) { 19635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis llvm::FoldingSetNodeID ID; 19645d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getNameKind()); 19655d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19665d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19675d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19685d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getAsIdentifierInfo()->getName()); 19695d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19705d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19715d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19725d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19735d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(serialization::ComputeHash(Name.getObjCSelector())); 19745d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19755d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19765d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19775d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19785d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Writer.GetOrCreateTypeID(Name.getCXXNameType())); 19795d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19805d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19815d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getCXXOverloadedOperator()); 19825d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19835d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19845d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getCXXLiteralIdentifier()->getName()); 19855d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 19865d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19875d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19885d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19895d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return ID.ComputeHash(); 19905d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19915d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19925d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis std::pair<unsigned,unsigned> 19935d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis EmitKeyDataLength(llvm::raw_ostream& Out, DeclarationName Name, 19945d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type_ref Lookup) { 19955d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned KeyLen = 1; 19965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19975d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19985d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19995d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 20005d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 20015d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 20025d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 20035d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 20045d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 20055d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 4; 20065d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20075d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 20085d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 1; 20095d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20105d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 20115d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20125d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20135d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, KeyLen); 20145d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20155d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis // 2 bytes for num of decls and 4 for each DeclID. 20165d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned DataLen = 2 + 4 * (Lookup.second - Lookup.first); 20175d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, DataLen); 20185d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20195d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return std::make_pair(KeyLen, DataLen); 20205d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20215d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20225d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitKey(llvm::raw_ostream& Out, DeclarationName Name, unsigned) { 20235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis using namespace clang::io; 20245d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20255d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getNameKind() < 0x100 && "Invalid name kind ?"); 20265d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getNameKind()); 20275d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 20285d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 20295d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getAsIdentifierInfo())); 20305d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20315d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 20325d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 20335d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 20345d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getSelectorRef(Name.getObjCSelector())); 20355d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20365d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 20375d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 20385d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 20395d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getTypeID(Name.getCXXNameType())); 20405d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20415d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 20425d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getCXXOverloadedOperator() < 0x100 && "Invalid operator ?"); 20435d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getCXXOverloadedOperator()); 20445d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20455d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 20465d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getCXXLiteralIdentifier())); 20475d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20485d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 20495d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20505d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20515d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20525d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20535d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitData(llvm::raw_ostream& Out, key_type_ref, 20545d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type Lookup, unsigned DataLen) { 20555d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis uint64_t Start = Out.tell(); (void)Start; 20565d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, Lookup.second - Lookup.first); 20575d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis for (; Lookup.first != Lookup.second; ++Lookup.first) 20585d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit32(Out, Writer.GetDeclRef(*Lookup.first)); 20595d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20605d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Out.tell() - Start == DataLen && "Data length is wrong"); 20615d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20625d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis}; 20635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis} // end anonymous namespace 20645d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 2065074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \brief Write the block containing all of the declaration IDs 2066074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// visible from the given DeclContext. 2067074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// 2068074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \returns the offset of the DECL_CONTEXT_VISIBLE block within the 20691d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// bitstream, or 0 if no block was written. 2070074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidisuint64_t ASTWriter::WriteDeclContextVisibleBlock(ASTContext &Context, 2071074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext *DC) { 2072074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->getPrimaryContext() != DC) 2073074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2074074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2075074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Since there is no name lookup into functions or methods, don't bother to 2076074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // build a visible-declarations table for these entities. 2077074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isFunctionOrMethod()) 2078074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2079074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2080074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // If not in C++, we perform name lookup for the translation unit via the 2081074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // IdentifierInfo chains, don't bother to build a visible-declarations table. 2082074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // FIXME: In C++ we need the visible declarations in order to "see" the 2083074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // friend declarations, is there a way to do this without writing the table ? 2084074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isTranslationUnit() && !Context.getLangOptions().CPlusPlus) 2085074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2086074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2087074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Force the DeclContext to build a its name-lookup table. 2088a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis if (DC->hasExternalVisibleStorage()) 2089a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->MaterializeVisibleDeclsFromExternalStorage(); 2090a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis else 2091a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->lookup(DeclarationName()); 2092074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2093074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Serialize the contents of the mapping used for lookup. Note that, 2094074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // although we have two very different code paths, the serialized 2095074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // representation is the same for both cases: a declaration name, 2096074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // followed by a size, followed by references to the visible 2097074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // declarations that have that name. 2098074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint64_t Offset = Stream.GetCurrentBitNo(); 2099074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 2100074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (!Map || Map->empty()) 2101074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2102074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2103074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 2104074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ASTDeclContextNameLookupTrait Trait(*this); 2105074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2106074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table representation. 2107074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 2108074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis D != DEnd; ++D) { 2109074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclarationName Name = D->first; 2110074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext::lookup_result Result = D->second.getLookupResult(); 2111074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Generator.insert(Name, Result, Trait); 2112074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2113074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2114074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table in a buffer. 2115074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::SmallString<4096> LookupTable; 2116074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint32_t BucketOffset; 2117074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis { 2118074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::raw_svector_ostream Out(LookupTable); 2119074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Make sure that no bucket is at offset 0 2120074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis clang::io::Emit32(Out, 0); 2121074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis BucketOffset = Generator.Emit(Out, Trait); 2122074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2123074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2124074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Write the lookup table 2125074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis RecordData Record; 2126074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(DECL_CONTEXT_VISIBLE); 2127074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(BucketOffset); 2128074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecordWithBlob(DeclContextVisibleLookupAbbrev, Record, 2129074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis LookupTable.str()); 2130074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2131074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecord(DECL_CONTEXT_VISIBLE, Record); 2132074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ++NumVisibleDeclContexts; 2133074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return Offset; 2134074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis} 2135074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 21361d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// \brief Write an UPDATE_VISIBLE block for the given context. 21371d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// 21381d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// UPDATE_VISIBLE blocks contain the declarations that are added to an existing 21391d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// DeclContext in a dependent AST file. As such, they only exist for the TU 21401d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// (in C++) and for namespaces. 21411d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redlvoid ASTWriter::WriteDeclContextVisibleUpdate(const DeclContext *DC) { 21421d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make the context build its lookup table, but don't make it load external 21431d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // decls. 21441d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DC->lookup(DeclarationName()); 21451d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21461d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 21471d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl if (!Map || Map->empty()) 21481d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl return; 21491d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21501d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 21511d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl ASTDeclContextNameLookupTrait Trait(*this); 21521d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21531d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the hash table. 21541d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 21551d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl D != DEnd; ++D) { 21561d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclarationName Name = D->first; 21571d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclContext::lookup_result Result = D->second.getLookupResult(); 21585967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // For any name that appears in this table, the results are complete, i.e. 21595967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // they overwrite results from previous PCHs. Merging is always a mess. 21605967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl Generator.insert(Name, Result, Trait); 21611d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21621d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21631d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the on-disk hash table in a buffer. 21641d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::SmallString<4096> LookupTable; 21651d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl uint32_t BucketOffset; 21661d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl { 21671d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::raw_svector_ostream Out(LookupTable); 21681d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make sure that no bucket is at offset 0 21691d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl clang::io::Emit32(Out, 0); 21701d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl BucketOffset = Generator.Emit(Out, Trait); 21711d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21721d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21731d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Write the lookup table 21741d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl RecordData Record; 21751d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(UPDATE_VISIBLE); 21761d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(getDeclID(cast<Decl>(DC))); 21771d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(BucketOffset); 21781d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Stream.EmitRecordWithBlob(UpdateVisibleAbbrev, Record, LookupTable.str()); 21791d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl} 21801d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21815d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 21824fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// General Serialization Routines 21834fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 21844fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 218568a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor/// \brief Write a record containing the given attributes. 218689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::WriteAttributes(const AttrVec &Attrs, RecordDataImpl &Record) { 21874eb9fc0449ddbd5239ddc3ae6b6e52880f47dcf7Argyrios Kyrtzidis Record.push_back(Attrs.size()); 2188cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = Attrs.begin(), e = Attrs.end(); i != e; ++i){ 2189cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt const Attr * A = *i; 2190cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->getKind()); // FIXME: stable encoding, target attrs 2191cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt AddSourceLocation(A->getLocation(), Record); 2192cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->isInherited()); 219368a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 2194cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt#include "clang/Serialization/AttrPCHWrite.inc" 21955b160927672440076aa53c31d84149f70fd8d40eFariborz Jahanian 219668a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor } 219768a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 219868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 219989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddString(llvm::StringRef Str, RecordDataImpl &Record) { 220068a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.push_back(Str.size()); 220168a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.insert(Record.end(), Str.begin(), Str.end()); 220268a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 220368a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 22043251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// \brief Note that the identifier II occurs at the given offset 22053251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// within the identifier table. 2206a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetIdentifierOffset(const IdentifierInfo *II, uint32_t Offset) { 22078538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID = IdentifierIDs[II]; 22083397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only store offsets new to this AST file. Other identifier names are looked 2209f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // up earlier in the chain and thus don't need an offset. 2210f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl if (ID >= FirstIdentID) 2211f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets[ID - FirstIdentID] = Offset; 22123251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 22133251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 221483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// \brief Note that the selector Sel occurs at the given offset 221583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// within the method pool/selector table. 2216a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { 221783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned ID = SelectorIDs[Sel]; 221883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert(ID && "Unknown selector"); 2219e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Don't record offsets for selectors that are also available in a different 2220e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // file. 2221e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (ID < FirstSelectorID) 2222e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl return; 2223e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets[ID - FirstSelectorID] = Offset; 222483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor} 222583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 2226a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::ASTWriter(llvm::BitstreamWriter &Stream) 2227e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl : Stream(Stream), Chain(0), FirstDeclID(1), NextDeclID(FirstDeclID), 22288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FirstTypeID(NUM_PREDEF_TYPE_IDS), NextTypeID(FirstTypeID), 2229e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstIdentID(1), NextIdentID(FirstIdentID), FirstSelectorID(1), 223077424bc3794f569816dba52e423b57486a98e5baDouglas Gregor NextSelectorID(FirstSelectorID), FirstMacroID(1), NextMacroID(FirstMacroID), 223177424bc3794f569816dba52e423b57486a98e5baDouglas Gregor CollectedStmts(&StmtsToEmit), 2232e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumStatements(0), NumMacros(0), NumLexicalDeclContexts(0), 2233e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumVisibleDeclContexts(0) { 223430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 22352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2236a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAST(Sema &SemaRef, MemorizeStatCalls *StatCalls, 223730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 22382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the file header. 2239c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2240c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'P', 8); 2241c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2242c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'H', 8); 22431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2244b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner WriteBlockInfoBlock(); 22452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22461dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (Chain) 2247a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTChain(SemaRef, StatCalls, isysroot); 22481dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 2249a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTCore(SemaRef, StatCalls, isysroot); 22501dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 22511dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2252a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTCore(Sema &SemaRef, MemorizeStatCalls *StatCalls, 22531dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const char *isysroot) { 22541dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 22551dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22561dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 22571dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 22581dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22592cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // The translation unit is the first declaration we'll emit. 22602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclIDs[Context.getTranslationUnitDecl()] = 1; 2261f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ++NextDeclID; 226261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(Context.getTranslationUnitDecl()); 22632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22642deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // Make sure that we emit IdentifierInfos (and any attached 22652deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // declarations) for builtins. 22662deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor { 22672deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor IdentifierTable &Table = PP.getIdentifierTable(); 22682deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor llvm::SmallVector<const char *, 32> BuiltinNames; 22692deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.BuiltinInfo.GetBuiltinNames(BuiltinNames, 22702deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.getLangOptions().NoBuiltin); 22712deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor for (unsigned I = 0, N = BuiltinNames.size(); I != N; ++I) 22722deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor getIdentifierRef(&Table.get(BuiltinNames[I])); 22732deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor } 22742deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 227563d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // Build a record containing all of the tentative definitions in this file, in 2276e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl // TentativeDefinitions order. Generally, this record will be empty for 227763d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // headers. 22784c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor RecordData TentativeDefinitions; 2279e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2280e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 228163d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner } 22824c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 228349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 228449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 228549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) 228649b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 22874056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 228872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis RecordData WeakUndeclaredIdentifiers; 228972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 229072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back( 229172b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis SemaRef.WeakUndeclaredIdentifiers.size()); 229272b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 229372b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis I = SemaRef.WeakUndeclaredIdentifiers.begin(), 229472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 229572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 229672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 229772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 229872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 229972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 230072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 230111a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 230214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Build a record containing all of the locally-scoped external 230314c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // declarations in this header file. Generally, this record will be 230414c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // empty. 230514c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor RecordData LocallyScopedExternalDecls; 23063397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 230763d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // nondeterminstic! 23081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 230914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD = SemaRef.LocallyScopedExternalDecls.begin(), 231014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 231114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD != TDEnd; ++TD) 231214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor AddDeclRef(TD->second, LocallyScopedExternalDecls); 231314c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 2314b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Build a record containing all of the ext_vector declarations. 2315b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RecordData ExtVectorDecls; 2316b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) 2317b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2318b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2319d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of the VTable uses information. 2320d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData VTableUses; 2321be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis if (!SemaRef.VTableUses.empty()) { 2322be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTableUses.size()); 2323be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 2324be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 2325be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 2326be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 2327be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis } 2328d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis } 2329d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2330d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of dynamic classes declarations. 2331d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData DynamicClasses; 2332d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 2333d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 2334d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 23350e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Build a record containing all of pending implicit instantiations. 233662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth RecordData PendingInstantiations; 23370e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis for (std::deque<Sema::PendingImplicitInstantiation>::iterator 233862c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth I = SemaRef.PendingInstantiations.begin(), 233962c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth N = SemaRef.PendingInstantiations.end(); I != N; ++I) { 234062c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddDeclRef(I->first, PendingInstantiations); 234162c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddSourceLocation(I->second, PendingInstantiations); 23420e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis } 23430e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 23440e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis "There are local ones at end of translation unit!"); 23450e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 234676c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Build a record containing some declaration references. 234776c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis RecordData SemaDeclRefs; 234876c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 234976c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 235076c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 235176c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis } 235276c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 23533397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the remaining AST contents. 2354ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor RecordData Record; 23558538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 235630c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 23571dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteLanguageOptions(Context.getLangOptions()); 2358e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (StatCalls && !isysroot) 2359dd41ed59cf7aefabd40bf766d8fcc7ebd759c8e5Douglas Gregor WriteStatCache(*StatCalls); 2360e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 2361c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff // Write the record of special types. 2362c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff Record.clear(); 23631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2364c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getBuiltinVaListType(), Record); 2365c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCIdType(), Record); 2366c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCSelType(), Record); 2367c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCProtoType(), Record); 2368c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCClassType(), Record); 2369c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawCFConstantStringType(), Record); 2370c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawObjCFastEnumerationStateType(), Record); 2371c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getFILEType(), Record); 2372782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getjmp_bufType(), Record); 2373782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getsigjmp_bufType(), Record); 2374d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCIdRedefinitionType, Record); 2375d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCClassRedefinitionType, Record); 2376adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump AddTypeRef(Context.getRawBlockdescriptorType(), Record); 2377083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump AddTypeRef(Context.getRawBlockdescriptorExtendedType(), Record); 23782bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.ObjCSelRedefinitionType, Record); 23792bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.getRawNSConstantStringType(), Record); 2380006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis Record.push_back(Context.isInt128Installed()); 23818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SPECIAL_TYPES, Record); 23821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2383366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // Keep writing types and declarations until all types and 2384366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // declarations have been written. 23858538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 238661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDeclsBlockAbbrevs(); 238761d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor while (!DeclTypesToEmit.empty()) { 238861d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclOrType DOT = DeclTypesToEmit.front(); 238961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.pop(); 239061d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor if (DOT.isType()) 239161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteType(DOT.getType()); 239261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor else 239361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDecl(Context, DOT.getDecl()); 239461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor } 239561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor Stream.ExitBlock(); 239611a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 2397813a97b3eee957eac3ac1fb111b8892fb9afd0d4Douglas Gregor WritePreprocessor(PP); 2398059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl WriteSelectors(SemaRef); 2399320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian WriteReferencedSelectorsPool(SemaRef); 240037e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor WriteIdentifierTable(PP); 24018f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor 24021476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2403ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor 24044c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing external, unnamed definitions. 2405fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor if (!ExternalDefinitions.empty()) 24068538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 24074c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 24084c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing tentative definitions. 24094c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor if (!TentativeDefinitions.empty()) 24108538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 241114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 241249b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 241349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 24148538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 241511a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 241672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis // Write the record containing weak undeclared identifiers. 241772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!WeakUndeclaredIdentifiers.empty()) 24188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 241972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers); 242072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis 242114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Write the record containing locally-scoped external definitions. 242214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor if (!LocallyScopedExternalDecls.empty()) 24238538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 242414c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor LocallyScopedExternalDecls); 2425b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2426b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Write the record containing ext_vector type names. 2427b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor if (!ExtVectorDecls.empty()) 24288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 24291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2430d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing VTable uses information. 2431d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!VTableUses.empty()) 24328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 2433d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2434d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing dynamic classes declarations. 2435d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!DynamicClasses.empty()) 24368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 2437d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 24380e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Write the record containing pending implicit instantiations. 243962c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth if (!PendingInstantiations.empty()) 244062c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); 24410e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 244276c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Write the record containing declaration references of Sema. 244376c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (!SemaDeclRefs.empty()) 24448538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 244576c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 24463e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor // Some simple statistics 2447ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor Record.clear(); 24483e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor Record.push_back(NumStatements); 244937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Record.push_back(NumMacros); 24502512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumLexicalDeclContexts); 24512512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumVisibleDeclContexts); 24528538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 2453c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 24542cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 24552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2456a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTChain(Sema &SemaRef, MemorizeStatCalls *StatCalls, 245730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 24581dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 24591dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24601dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 24611dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 24621476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 24631dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl RecordData Record; 24648538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 246530c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 24661476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl if (StatCalls && !isysroot) 24671476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteStatCache(*StatCalls); 24681476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // FIXME: Source manager block should only write new stuff, which could be 24691476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // done by tracking the largest ID in the chain 24701476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 24711dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24721dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // The special types are in the chained PCH. 24731dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24741dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // We don't start with the translation unit, but with its decls that 24753c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl // don't come from the chained PCH. 24761dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const TranslationUnitDecl *TU = Context.getTranslationUnitDecl(); 2477eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis llvm::SmallVector<KindDeclIDPair, 64> NewGlobalDecls; 2478681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl for (DeclContext::decl_iterator I = TU->noload_decls_begin(), 2479681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl E = TU->noload_decls_end(); 24801dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl I != E; ++I) { 2481d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl if ((*I)->getPCHLevel() == 0) 2482eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis NewGlobalDecls.push_back(std::make_pair((*I)->getKind(), GetDeclRef(*I))); 24830b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl else if ((*I)->isChangedSinceDeserialization()) 24840b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl (void)GetDeclRef(*I); // Make sure it's written, but don't record it. 24851dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 2486681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl // We also need to write a lexical updates block for the TU. 2487d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl llvm::BitCodeAbbrev *Abv = new llvm::BitCodeAbbrev(); 24888538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(TU_UPDATE_LEXICAL)); 2489d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 2490d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl unsigned TuUpdateLexicalAbbrev = Stream.EmitAbbrev(Abv); 2491d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Record.clear(); 24928538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TU_UPDATE_LEXICAL); 2493d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record, 2494d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl reinterpret_cast<const char*>(NewGlobalDecls.data()), 2495eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis NewGlobalDecls.size() * sizeof(KindDeclIDPair)); 2496100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis // And a visible updates block for the DeclContexts. 2497100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv = new llvm::BitCodeAbbrev(); 2498100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv->Add(llvm::BitCodeAbbrevOp(UPDATE_VISIBLE)); 2499100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); 2500100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Fixed, 32)); 2501100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 2502100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis UpdateVisibleAbbrev = Stream.EmitAbbrev(Abv); 2503100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis WriteDeclContextVisibleUpdate(TU); 25041dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2505083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the new tentative definitions in this 2506083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // file, in TentativeDefinitions order. 2507083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData TentativeDefinitions; 2508083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2509083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.TentativeDefinitions[i]->getPCHLevel() == 0) 2510083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 2511083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2512083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 251349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 251449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 251549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) { 251649b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (SemaRef.UnusedFileScopedDecls[i]->getPCHLevel() == 0) 251749b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 2518083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2519083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 25204056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write the entire table, overwriting the tables from the chain. 25214056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData WeakUndeclaredIdentifiers; 25224056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 25234056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back( 25244056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl SemaRef.WeakUndeclaredIdentifiers.size()); 25254056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 25264056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl I = SemaRef.WeakUndeclaredIdentifiers.begin(), 25274056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 25284056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 25294056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 25304056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 25314056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 25324056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25334056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25344056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2535083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the locally-scoped external 2536083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // declarations in this header file. Generally, this record will be 2537083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // empty. 2538083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData LocallyScopedExternalDecls; 25393397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 2540083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // nondeterminstic! 2541083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 2542083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD = SemaRef.LocallyScopedExternalDecls.begin(), 2543083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 2544083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD != TDEnd; ++TD) { 2545083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (TD->second->getPCHLevel() == 0) 2546083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(TD->second, LocallyScopedExternalDecls); 2547083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2548083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2549083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the ext_vector declarations. 2550083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData ExtVectorDecls; 2551083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) { 2552083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.ExtVectorDecls[I]->getPCHLevel() == 0) 2553083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2554083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2555083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 25564056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of the VTable uses information. 25574056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write everything here, because it's too hard to determine whether 25584056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // a use is new to this part. 25594056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData VTableUses; 25604056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.VTableUses.empty()) { 25614056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTableUses.size()); 25624056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 25634056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 25644056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 25654056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 25664056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25674056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25684056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25694056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of dynamic classes declarations. 25704056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData DynamicClasses; 25714056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 25724056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.DynamicClasses[I]->getPCHLevel() == 0) 25734056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 25744056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25754056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of pending implicit instantiations. 257662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth RecordData PendingInstantiations; 25774056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (std::deque<Sema::PendingImplicitInstantiation>::iterator 257862c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth I = SemaRef.PendingInstantiations.begin(), 257962c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth N = SemaRef.PendingInstantiations.end(); I != N; ++I) { 25804056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (I->first->getPCHLevel() == 0) { 258162c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddDeclRef(I->first, PendingInstantiations); 258262c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddSourceLocation(I->second, PendingInstantiations); 25834056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25844056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25854056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 25864056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl "There are local ones at end of translation unit!"); 25874056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25884056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing some declaration references. 25894056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // It's not worth the effort to avoid duplication here. 25904056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData SemaDeclRefs; 25914056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 25924056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 25934056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 25944056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25954056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 25971dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDeclsBlockAbbrevs(); 2598d3d0755a4220d3fa6c125eb3f8ce29fc1424eac3Argyrios Kyrtzidis for (DeclsToRewriteTy::iterator 2599d3d0755a4220d3fa6c125eb3f8ce29fc1424eac3Argyrios Kyrtzidis I = DeclsToRewrite.begin(), E = DeclsToRewrite.end(); I != E; ++I) 2600d3d0755a4220d3fa6c125eb3f8ce29fc1424eac3Argyrios Kyrtzidis DeclTypesToEmit.push(const_cast<Decl*>(*I)); 26011dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl while (!DeclTypesToEmit.empty()) { 26021dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclOrType DOT = DeclTypesToEmit.front(); 26031dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclTypesToEmit.pop(); 26041dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (DOT.isType()) 26051dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteType(DOT.getType()); 26061dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 26071dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDecl(Context, DOT.getDecl()); 26081dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 26091dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 26101dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2611083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl WritePreprocessor(PP); 2612a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteSelectors(SemaRef); 2613a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteReferencedSelectorsPool(SemaRef); 2614f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl WriteIdentifierTable(PP); 26151476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2616083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2617a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis /// Build a record containing first declarations from a chained PCH and the 26183397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl /// most recent declarations in this AST that they point to. 2619a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis RecordData FirstLatestDeclIDs; 2620a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis for (FirstLatestDeclMap::iterator 2621a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis I = FirstLatestDecls.begin(), E = FirstLatestDecls.end(); I != E; ++I) { 2622a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis assert(I->first->getPCHLevel() > I->second->getPCHLevel() && 2623a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis "Expected first & second to be in different PCHs"); 2624a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->first, FirstLatestDeclIDs); 2625a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->second, FirstLatestDeclIDs); 2626a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis } 2627a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis if (!FirstLatestDeclIDs.empty()) 26288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REDECLS_UPDATE_LATEST, FirstLatestDeclIDs); 2629a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis 2630083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing external, unnamed definitions. 2631083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExternalDefinitions.empty()) 26328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 2633083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2634083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing tentative definitions. 2635083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!TentativeDefinitions.empty()) 26368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 2637083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 263849b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 263949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 26408538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 2641083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26424056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing weak undeclared identifiers. 26434056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!WeakUndeclaredIdentifiers.empty()) 26448538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 26454056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers); 26464056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2647083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing locally-scoped external definitions. 2648083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!LocallyScopedExternalDecls.empty()) 26498538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 2650083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl LocallyScopedExternalDecls); 2651083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2652083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing ext_vector type names. 2653083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExtVectorDecls.empty()) 26548538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 2655083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26564056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing VTable uses information. 26574056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!VTableUses.empty()) 26588538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 26594056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26604056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing dynamic classes declarations. 26614056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!DynamicClasses.empty()) 26628538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 26634056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26644056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing pending implicit instantiations. 266562c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth if (!PendingInstantiations.empty()) 266662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); 26674056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26684056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing declaration references of Sema. 26694056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaDeclRefs.empty()) 26708538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 2671083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2672100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis // Write the updates to DeclContexts. 2673100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis for (llvm::SmallPtrSet<const DeclContext *, 16>::iterator 2674100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis I = UpdatedDeclContexts.begin(), 2675100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis E = UpdatedDeclContexts.end(); 26761d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl I != E; ++I) 26771d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl WriteDeclContextVisibleUpdate(*I); 26781d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 2679aacdd02e5865aa410c1418d7ef77f445b5bb5cbaArgyrios Kyrtzidis WriteDeclUpdatesBlocks(); 26807b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 2681083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.clear(); 2682083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumStatements); 2683083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumMacros); 2684083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumLexicalDeclContexts); 2685083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumVisibleDeclContexts); 2686aacdd02e5865aa410c1418d7ef77f445b5bb5cbaArgyrios Kyrtzidis WriteDeclReplacementsBlock(); 26878538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 26881dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 26891dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 26901dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2691aacdd02e5865aa410c1418d7ef77f445b5bb5cbaArgyrios Kyrtzidisvoid ASTWriter::WriteDeclUpdatesBlocks() { 26927b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis if (DeclUpdates.empty()) 26937b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis return; 26947b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 26957b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis RecordData OffsetsRecord; 26967b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis Stream.EnterSubblock(DECL_UPDATES_BLOCK_ID, 3); 26977b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis for (DeclUpdateMap::iterator 26987b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis I = DeclUpdates.begin(), E = DeclUpdates.end(); I != E; ++I) { 26997b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis const Decl *D = I->first; 27007b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis UpdateRecord &URec = I->second; 27017b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 2702ba901b507fc36408fe6f8478e8ac90b554f1d230Argyrios Kyrtzidis if (DeclsToRewrite.count(D)) 2703ba901b507fc36408fe6f8478e8ac90b554f1d230Argyrios Kyrtzidis continue; // The decl will be written completely,no need to store updates. 2704ba901b507fc36408fe6f8478e8ac90b554f1d230Argyrios Kyrtzidis 27057b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis uint64_t Offset = Stream.GetCurrentBitNo(); 27067b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis Stream.EmitRecord(DECL_UPDATES, URec); 27077b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 27087b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis OffsetsRecord.push_back(GetDeclRef(D)); 27097b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis OffsetsRecord.push_back(Offset); 27107b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis } 27117b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis Stream.ExitBlock(); 27127b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis Stream.EmitRecord(DECL_UPDATE_OFFSETS, OffsetsRecord); 27137b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis} 27147b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 2715aacdd02e5865aa410c1418d7ef77f445b5bb5cbaArgyrios Kyrtzidisvoid ASTWriter::WriteDeclReplacementsBlock() { 27160b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl if (ReplacedDecls.empty()) 27170b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl return; 27180b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 27190b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl RecordData Record; 27208538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::SmallVector<std::pair<DeclID, uint64_t>, 16>::iterator 27210b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl I = ReplacedDecls.begin(), E = ReplacedDecls.end(); I != E; ++I) { 27220b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->first); 27230b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->second); 27240b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } 27258538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DECL_REPLACEMENTS, Record); 27260b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl} 27270b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 272889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddSourceLocation(SourceLocation Loc, RecordDataImpl &Record) { 27292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Loc.getRawEncoding()); 27302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 273289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddSourceRange(SourceRange Range, RecordDataImpl &Record) { 27336ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getBegin(), Record); 27346ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getEnd(), Record); 27356ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 27366ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 273789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddAPInt(const llvm::APInt &Value, RecordDataImpl &Record) { 27382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Value.getBitWidth()); 27394ea884b429445aa6f1af5bc6e51d0b65a4043e24Benjamin Kramer const uint64_t *Words = Value.getRawData(); 27404ea884b429445aa6f1af5bc6e51d0b65a4043e24Benjamin Kramer Record.append(Words, Words + Value.getNumWords()); 27412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 274389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddAPSInt(const llvm::APSInt &Value, RecordDataImpl &Record) { 27440a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor Record.push_back(Value.isUnsigned()); 27450a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor AddAPInt(Value, Record); 27460a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor} 27470a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor 274889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddAPFloat(const llvm::APFloat &Value, RecordDataImpl &Record) { 274917fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor AddAPInt(Value.bitcastToAPInt(), Record); 275017fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor} 275117fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor 275289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddIdentifierRef(const IdentifierInfo *II, RecordDataImpl &Record) { 27532deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Record.push_back(getIdentifierRef(II)); 27542deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor} 27552deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 27568538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlIdentID ASTWriter::getIdentifierRef(const IdentifierInfo *II) { 27572deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor if (II == 0) 27582deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return 0; 2759afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 27608538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID &ID = IdentifierIDs[II]; 2761afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor if (ID == 0) 2762f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextIdentID++; 27632deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return ID; 27642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2766f73c93fea0d4b447585bc7459499ba6b822e045cSebastian RedlMacroID ASTWriter::getMacroDefinitionID(MacroDefinition *MD) { 27676a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MD == 0) 27686a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return 0; 2769f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl 2770f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl MacroID &ID = MacroDefinitions[MD]; 27716a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID == 0) 277277424bc3794f569816dba52e423b57486a98e5baDouglas Gregor ID = NextMacroID++; 27736a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return ID; 27746a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor} 27756a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 277689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddSelectorRef(const Selector SelRef, RecordDataImpl &Record) { 27775d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Record.push_back(getSelectorRef(SelRef)); 27785d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 27795d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 27808538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlSelectorID ASTWriter::getSelectorRef(Selector Sel) { 27815d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (Sel.getAsOpaquePtr() == 0) { 27825d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return 0; 278390cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 278490cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 27858538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID &SID = SelectorIDs[Sel]; 2786e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (SID == 0 && Chain) { 2787e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // This might trigger a ReadSelector callback, which will set the ID for 2788e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // this selector. 2789e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Chain->LoadSelector(Sel); 2790e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 279190cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff if (SID == 0) { 2792e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SID = NextSelectorID++; 279390cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 27945d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return SID; 279590cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff} 279690cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 279789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddCXXTemporary(const CXXTemporary *Temp, RecordDataImpl &Record) { 2798d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner AddDeclRef(Temp->getDestructor(), Record); 2799d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner} 2800d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner 2801a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLocInfo(TemplateArgument::ArgKind Kind, 280244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis const TemplateArgumentLocInfo &Arg, 280389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 280444f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis switch (Kind) { 2805833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Expression: 280644f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 2807833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2808833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Type: 280944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTypeSourceInfo(Arg.getAsTypeSourceInfo(), Record); 2810833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2811788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor case TemplateArgument::Template: 281217cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceRange(Arg.getTemplateQualifierRange(), Record); 281317cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceLocation(Arg.getTemplateNameLoc(), Record); 2814788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor break; 2815833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Null: 2816833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Integral: 2817833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Declaration: 2818833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Pack: 2819833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2820833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall } 2821833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall} 2822833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 2823a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLoc(const TemplateArgumentLoc &Arg, 282489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 282544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgument(Arg.getArgument(), Record); 282617cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis 282717cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (Arg.getArgument().getKind() == TemplateArgument::Expression) { 282817cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis bool InfoHasSameExpr 282917cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis = Arg.getArgument().getAsExpr() == Arg.getLocInfo().getAsExpr(); 283017cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis Record.push_back(InfoHasSameExpr); 283117cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (InfoHasSameExpr) 283217cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis return; // Avoid storing the same expr twice. 283317cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis } 283444f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgumentLocInfo(Arg.getArgument().getKind(), Arg.getLocInfo(), 283544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Record); 283644f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis} 283744f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis 283889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddTypeSourceInfo(TypeSourceInfo *TInfo, RecordDataImpl &Record) { 2839a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall if (TInfo == 0) { 2840a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall AddTypeRef(QualType(), Record); 2841a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall return; 2842a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall } 2843a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2844a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall AddTypeRef(TInfo->getType(), Record); 2845a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall TypeLocWriter TLW(*this, Record); 2846a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall for (TypeLoc TL = TInfo->getTypeLoc(); !TL.isNull(); TL = TL.getNextTypeLoc()) 284711a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam TLW.Visit(TL); 2848a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 2849a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 285089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddTypeRef(QualType T, RecordDataImpl &Record) { 28517fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis Record.push_back(GetOrCreateTypeID(T)); 28527fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis} 28537fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis 28547fb35182f43392cea4517c203bbabb22364a19fcArgyrios KyrtzidisTypeID ASTWriter::GetOrCreateTypeID(QualType T) { 2855eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2856eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::GetOrCreateTypeIdx), this)); 2857eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis} 28582cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28595d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeID ASTWriter::getTypeID(QualType T) const { 2860eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2861eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::getTypeIdx), this)); 286226fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 286326fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 286426fca90786af17f97e1a5ecc310d4bf39b831595Argyrios KyrtzidisTypeIdx ASTWriter::GetOrCreateTypeIdx(QualType T) { 286526fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 286626fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 286726fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 286826fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 286901b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 2870c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) { 2871366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // We haven't seen this type before. Assign it a new ID and put it 28720953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // into the queue of types to emit. 2873c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 287461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(T); 2875366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor } 287626fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return Idx; 287726fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 28782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28795d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeIdx ASTWriter::getTypeIdx(QualType T) const { 288026fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 288126fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 288226fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 288326fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 28845d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis TypeIdxMap::const_iterator I = TypeIdxs.find(T); 28855d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(I != TypeIdxs.end() && "Type not emitted!"); 28865d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return I->second; 28872cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28897b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidisvoid ASTWriter::AddDeclRef(const Decl *D, RecordDataImpl &Record) { 2890681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Record.push_back(GetDeclRef(D)); 2891681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl} 2892681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl 28938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::GetDeclRef(const Decl *D) { 28942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (D == 0) { 2895681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return 0; 28962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 289797475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor assert(!(reinterpret_cast<uintptr_t>(D) & 0x01) && "Invalid decl pointer"); 28988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DeclID &ID = DeclIDs[D]; 28991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (ID == 0) { 29002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // We haven't seen this declaration before. Give it a new ID and 29012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // enqueue it in the list of declarations to emit. 2902f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextDeclID++; 290361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(const_cast<Decl *>(D)); 29040b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } else if (ID < FirstDeclID && D->isChangedSinceDeserialization()) { 29050b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // We don't add it to the replacement collection here, because we don't 29060b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // have the offset yet. 29070b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl DeclTypesToEmit.push(const_cast<Decl *>(D)); 29080b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // Reset the flag, so that we don't add this decl multiple times. 29090b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl const_cast<Decl *>(D)->setChangedSinceDeserialization(false); 29102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 29112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2912681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return ID; 29132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 29142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::getDeclID(const Decl *D) { 29163251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor if (D == 0) 29173251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return 0; 29183251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 29193251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor assert(DeclIDs.find(D) != DeclIDs.end() && "Declaration not emitted!"); 29203251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return DeclIDs[D]; 29213251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 29223251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 292389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddDeclarationName(DeclarationName Name, RecordDataImpl &Record) { 2924ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // FIXME: Emit a stable enum for NameKind. 0 = Identifier etc. 29252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getNameKind()); 29262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor switch (Name.getNameKind()) { 29272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::Identifier: 29282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddIdentifierRef(Name.getAsIdentifierInfo(), Record); 29292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 29322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCOneArgSelector: 29332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 293490cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff AddSelectorRef(Name.getObjCSelector(), Record); 29352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29372cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConstructorName: 29382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXDestructorName: 29392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConversionFunctionName: 29402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddTypeRef(Name.getCXXNameType(), Record); 29412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXOperatorName: 29442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getCXXOverloadedOperator()); 29452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29473e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 29483e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt AddIdentifierRef(Name.getCXXLiteralIdentifier(), Record); 29493e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 29503e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 29512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXUsingDirective: 29522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // No extra data to emit 29532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29542cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 29552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 29566ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29574045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddDeclarationNameLoc(const DeclarationNameLoc &DNLoc, 295889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis DeclarationName Name, RecordDataImpl &Record) { 29594045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis switch (Name.getNameKind()) { 29604045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 29614045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 29624045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 29634045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddTypeSourceInfo(DNLoc.NamedType.TInfo, Record); 29644045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 29654045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29664045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 29674045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 29684045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXOperatorName.BeginOpNameLoc), 29694045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 29704045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 29714045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXOperatorName.EndOpNameLoc), 29724045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 29734045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 29744045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29754045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 29764045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 29774045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXLiteralOperatorName.OpNameLoc), 29784045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 29794045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 29804045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29814045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::Identifier: 29824045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 29834045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 29844045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 29854045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 29864045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 29874045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis } 29884045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 29894045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29904045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddDeclarationNameInfo(const DeclarationNameInfo &NameInfo, 299189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 29924045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddDeclarationName(NameInfo.getName(), Record); 29934045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation(NameInfo.getLoc(), Record); 29944045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddDeclarationNameLoc(NameInfo.getInfo(), NameInfo.getName(), Record); 29954045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 29964045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29974045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddQualifierInfo(const QualifierInfo &Info, 299889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 29994045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddNestedNameSpecifier(Info.NNS, Record); 30004045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceRange(Info.NNSRange, Record); 30014045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record.push_back(Info.NumTemplParamLists); 30024045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis for (unsigned i=0, e=Info.NumTemplParamLists; i != e; ++i) 30034045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddTemplateParameterList(Info.TemplParamLists[i], Record); 30044045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 30054045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 3006a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddNestedNameSpecifier(NestedNameSpecifier *NNS, 300789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 30086ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Nested name specifiers usually aren't too long. I think that 8 would 30096ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // typically accomodate the vast majority. 30106ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner llvm::SmallVector<NestedNameSpecifier *, 8> NestedNames; 30116ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30126ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Push each of the NNS's onto a stack for serialization in reverse order. 30136ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while (NNS) { 30146ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNames.push_back(NNS); 30156ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NNS->getPrefix(); 30166ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 30176ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30186ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(NestedNames.size()); 30196ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while(!NestedNames.empty()) { 30206ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NestedNames.pop_back_val(); 30216ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNameSpecifier::SpecifierKind Kind = NNS->getKind(); 30226ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind); 30236ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner switch (Kind) { 30246ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Identifier: 30256ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddIdentifierRef(NNS->getAsIdentifier(), Record); 30266ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30276ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30286ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Namespace: 30296ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddDeclRef(NNS->getAsNamespace(), Record); 30306ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30316ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30326ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpec: 30336ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpecWithTemplate: 30346ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddTypeRef(QualType(NNS->getAsType(), 0), Record); 30356ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind == NestedNameSpecifier::TypeSpecWithTemplate); 30366ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30376ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30386ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Global: 30396ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Don't need to write an associated value. 30406ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30416ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 30426ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 30436ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 304490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 304589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddTemplateName(TemplateName Name, RecordDataImpl &Record) { 304620249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer TemplateName::NameKind Kind = Name.getKind(); 304790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Kind); 304890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Kind) { 304990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::Template: 305090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Name.getAsTemplateDecl(), Record); 305190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 305290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 305390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::OverloadedTemplate: { 305490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis OverloadedTemplateStorage *OvT = Name.getAsOverloadedTemplate(); 305590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(OvT->size()); 305690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (OverloadedTemplateStorage::iterator I = OvT->begin(), E = OvT->end(); 305790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 305890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(*I, Record); 305990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 306090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 306120249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 306290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::QualifiedTemplate: { 306390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis QualifiedTemplateName *QualT = Name.getAsQualifiedTemplateName(); 306490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(QualT->getQualifier(), Record); 306590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(QualT->hasTemplateKeyword()); 306690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(QualT->getTemplateDecl(), Record); 306790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 306890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 306920249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer 307090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::DependentTemplate: { 307190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis DependentTemplateName *DepT = Name.getAsDependentTemplateName(); 307290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(DepT->getQualifier(), Record); 307390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->isIdentifier()); 307490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (DepT->isIdentifier()) 307590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddIdentifierRef(DepT->getIdentifier(), Record); 307690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis else 307790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->getOperator()); 307890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 307990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 308090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 308190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 308290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 308320249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencervoid ASTWriter::AddTemplateArgument(const TemplateArgument &Arg, 308489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 308590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.getKind()); 308690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Arg.getKind()) { 308790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Null: 308890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 308990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Type: 309090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getAsType(), Record); 309190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 309290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Declaration: 309390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Arg.getAsDecl(), Record); 309490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 309590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Integral: 309690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddAPSInt(*Arg.getAsIntegral(), Record); 309790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getIntegralType(), Record); 309890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 309990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Template: 310090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateName(Arg.getAsTemplate(), Record); 310190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 310290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Expression: 310390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 310490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 310590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Pack: 310690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.pack_size()); 310790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateArgument::pack_iterator I=Arg.pack_begin(), E=Arg.pack_end(); 310890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 310990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateArgument(*I, Record); 311090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 311190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 311290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 3113dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3114dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3115a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateParameterList(const TemplateParameterList *TemplateParams, 311689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 3117dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateParams && "No TemplateParams!"); 3118dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getTemplateLoc(), Record); 3119dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getLAngleLoc(), Record); 3120dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getRAngleLoc(), Record); 3121dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateParams->size()); 3122dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (TemplateParameterList::const_iterator 3123dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P = TemplateParams->begin(), PEnd = TemplateParams->end(); 3124dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P != PEnd; ++P) 3125dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddDeclRef(*P, Record); 3126dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 3127dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3128dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis/// \brief Emit a template argument list. 3129dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3130a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateArgumentList(const TemplateArgumentList *TemplateArgs, 313189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 3132dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateArgs && "No TemplateArgs!"); 3133dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateArgs->flat_size()); 3134dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (int i=0, e = TemplateArgs->flat_size(); i != e; ++i) 3135dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddTemplateArgument(TemplateArgs->get(i), Record); 3136dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 313737ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 313837ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 313937ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidisvoid 314089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios KyrtzidisASTWriter::AddUnresolvedSet(const UnresolvedSetImpl &Set, RecordDataImpl &Record) { 314137ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(Set.size()); 314237ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis for (UnresolvedSetImpl::const_iterator 314337ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis I = Set.begin(), E = Set.end(); I != E; ++I) { 314437ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis AddDeclRef(I.getDecl(), Record); 314537ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(I.getAccess()); 314637ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis } 314737ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis} 31480745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis 3149a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseSpecifier(const CXXBaseSpecifier &Base, 315089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis RecordDataImpl &Record) { 31510745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isVirtual()); 31520745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isBaseOfClass()); 31530745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.getAccessSpecifierAsWritten()); 31545606220447c7901ba8d80147ddab893bb7949dd5Nick Lewycky AddTypeSourceInfo(Base.getTypeSourceInfo(), Record); 31550745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis AddSourceRange(Base.getSourceRange(), Record); 31560745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis} 315730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 3158a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseOrMemberInitializers( 31598e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer * const *BaseOrMembers, 316089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis unsigned NumBaseOrMembers, RecordDataImpl &Record) { 31618e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(NumBaseOrMembers); 31628e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0; i != NumBaseOrMembers; ++i) { 31638e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer *Init = BaseOrMembers[i]; 31648e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 31658e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseInitializer()); 31668e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isBaseInitializer()) { 31678e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddTypeSourceInfo(Init->getBaseClassInfo(), Record); 31688e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseVirtual()); 31698e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 31708e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getMember(), Record); 31718e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31728e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getMemberLocation(), Record); 31738e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddStmt(Init->getInit()); 31748e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getAnonUnionMember(), Record); 31758e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getLParenLoc(), Record); 31768e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getRParenLoc(), Record); 31778e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isWritten()); 31788e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isWritten()) { 31798e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getSourceOrder()); 31808e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 31818e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getNumArrayIndices()); 31828e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0, e=Init->getNumArrayIndices(); i != e; ++i) 31838e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getArrayIndex(i), Record); 31848e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31858e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31868e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis} 31878e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 318889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidisvoid ASTWriter::AddCXXDefinitionData(const CXXRecordDecl *D, RecordDataImpl &Record) { 318989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis assert(D->DefinitionData); 319089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis struct CXXRecordDecl::DefinitionData &Data = *D->DefinitionData; 319189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.UserDeclaredConstructor); 319289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.UserDeclaredCopyConstructor); 319389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.UserDeclaredCopyAssignment); 319489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.UserDeclaredDestructor); 319589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.Aggregate); 319689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.PlainOldData); 319789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.Empty); 319889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.Polymorphic); 319989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.Abstract); 320089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.HasTrivialConstructor); 320189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.HasTrivialCopyConstructor); 320289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.HasTrivialCopyAssignment); 320389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.HasTrivialDestructor); 320489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.ComputedVisibleConversions); 320589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.DeclaredDefaultConstructor); 320689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.DeclaredCopyConstructor); 320789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.DeclaredCopyAssignment); 320889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.DeclaredDestructor); 320989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis 321089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.NumBases); 321189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis for (unsigned i = 0; i != Data.NumBases; ++i) 321289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis AddCXXBaseSpecifier(Data.Bases[i], Record); 321389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis 321489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis // FIXME: Make VBases lazily computed when needed to avoid storing them. 321589eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis Record.push_back(Data.NumVBases); 321689eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis for (unsigned i = 0; i != Data.NumVBases; ++i) 321789eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis AddCXXBaseSpecifier(Data.VBases[i], Record); 321889eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis 321989eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis AddUnresolvedSet(Data.Conversions, Record); 322089eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis AddUnresolvedSet(Data.VisibleConversions, Record); 322189eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis // Data.Definition is the owning decl, no need to write it. 322289eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis AddDeclRef(Data.FirstFriend, Record); 322389eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis} 322489eaf3af92c72c0c1aae807644e39cabc461d685Argyrios Kyrtzidis 32257b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidisvoid ASTWriter::ReaderInitialized(ASTReader *Reader) { 3226ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(Reader && "Cannot remove chain"); 32277b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis assert(!Chain && "Cannot replace chain"); 3228ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(FirstDeclID == NextDeclID && 3229ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID == NextTypeID && 3230ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID == NextIdentID && 3231e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID == NextSelectorID && 323277424bc3794f569816dba52e423b57486a98e5baDouglas Gregor FirstMacroID == NextMacroID && 3233ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl "Setting chain after writing has started."); 3234ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Chain = Reader; 32357b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis 32367b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstDeclID += Chain->getTotalNumDecls(); 32377b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstTypeID += Chain->getTotalNumTypes(); 32387b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstIdentID += Chain->getTotalNumIdentifiers(); 32397b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstSelectorID += Chain->getTotalNumSelectors(); 32407b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis FirstMacroID += Chain->getTotalNumMacroDefinitions(); 32417b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextDeclID = FirstDeclID; 32427b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextTypeID = FirstTypeID; 32437b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextIdentID = FirstIdentID; 32447b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextSelectorID = FirstSelectorID; 32457b90340c9c7d07aef4e301e72b5e8a30d5f4f0c8Argyrios Kyrtzidis NextMacroID = FirstMacroID; 3246ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl} 3247ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 32488538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::IdentifierRead(IdentID ID, IdentifierInfo *II) { 3249f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierIDs[II] = ID; 3250f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl} 3251f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl 3252c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidisvoid ASTWriter::TypeRead(TypeIdx Idx, QualType T) { 325397475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // Always take the highest-numbered type index. This copes with an interesting 325497475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // case for chained AST writing where we schedule writing the type and then, 325520249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencer // later, deserialize the type from another AST. In this case, we want to 325697475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // keep the higher-numbered entry so that we can properly write it out to 325797475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // the AST file. 325897475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor TypeIdx &StoredIdx = TypeIdxs[T]; 325997475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor if (Idx.getIndex() >= StoredIdx.getIndex()) 326097475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor StoredIdx = Idx; 326130c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 326230c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 32638538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::DeclRead(DeclID ID, const Decl *D) { 32641476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclIDs[D] = ID; 326530c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 32665d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 32678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::SelectorRead(SelectorID ID, Selector S) { 32685d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl SelectorIDs[S] = ID; 32695d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 327077424bc3794f569816dba52e423b57486a98e5baDouglas Gregor 327120249a1af2e462dcafdd6a350f1c7967b264ff25Michael J. Spencervoid ASTWriter::MacroDefinitionRead(serialization::MacroID ID, 327277424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinition *MD) { 327377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitions[MD] = ID; 327477424bc3794f569816dba52e423b57486a98e5baDouglas Gregor} 3275565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis 3276565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidisvoid ASTWriter::CompletedTagDefinition(const TagDecl *D) { 3277565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis assert(D->isDefinition()); 3278565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis if (const CXXRecordDecl *RD = dyn_cast<CXXRecordDecl>(D)) { 3279565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // We are interested when a PCH decl is modified. 3280565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis if (RD->getPCHLevel() > 0) { 3281565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // A forward reference was mutated into a definition. Rewrite it. 3282565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // FIXME: This happens during template instantiation, should we 3283565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // have created a new definition decl instead ? 3284d3d0755a4220d3fa6c125eb3f8ce29fc1424eac3Argyrios Kyrtzidis RewriteDecl(RD); 3285565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis } 3286565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis 3287565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis for (CXXRecordDecl::redecl_iterator 3288565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis I = RD->redecls_begin(), E = RD->redecls_end(); I != E; ++I) { 3289565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis CXXRecordDecl *Redecl = cast<CXXRecordDecl>(*I); 3290565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis if (Redecl == RD) 3291565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis continue; 3292565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis 3293565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis // We are interested when a PCH decl is modified. 3294565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis if (Redecl->getPCHLevel() > 0) { 3295565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis UpdateRecord &Record = DeclUpdates[Redecl]; 3296565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis Record.push_back(UPD_CXX_SET_DEFINITIONDATA); 3297565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis assert(Redecl->DefinitionData); 3298565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis assert(Redecl->DefinitionData->Definition == D); 3299565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis AddDeclRef(D, Record); // the DefinitionDecl 3300565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis } 3301565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis } 3302565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis } 3303565bf30bf5607b9740d288d8d9c45cf38ea75298Argyrios Kyrtzidis} 3304100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidisvoid ASTWriter::AddedVisibleDecl(const DeclContext *DC, const Decl *D) { 3305100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis // TU and namespaces are handled elsewhere. 3306100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis if (isa<TranslationUnitDecl>(DC) || isa<NamespaceDecl>(DC)) 3307100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis return; 3308100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis 3309100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis if (!(D->getPCHLevel() == 0 && cast<Decl>(DC)->getPCHLevel() > 0)) 3310100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis return; // Not a source decl added to a DeclContext from PCH. 3311100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis 3312100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis AddUpdatedDeclContext(DC); 3313100050bf643bcfe2d06bdcef491e387171249260Argyrios Kyrtzidis} 3314b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis 3315b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidisvoid ASTWriter::AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D) { 3316b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis assert(D->isImplicit()); 3317b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis if (!(D->getPCHLevel() == 0 && RD->getPCHLevel() > 0)) 3318b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis return; // Not a source member added to a class from PCH. 3319b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis if (!isa<CXXMethodDecl>(D)) 3320b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis return; // We are interested in lazily declared implicit methods. 3321b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis 3322b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis // A decl coming from PCH was modified. 3323b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis assert(RD->isDefinition()); 3324b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis UpdateRecord &Record = DeclUpdates[RD]; 3325b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis Record.push_back(UPD_CXX_ADDED_IMPLICIT_MEMBER); 3326b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis AddDeclRef(D, Record); 3327b6cc0e1a789c3f33e3f4b1ee768e679a9beab941Argyrios Kyrtzidis} 3328bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis 3329bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidisvoid ASTWriter::AddedCXXTemplateSpecialization(const ClassTemplateDecl *TD, 3330bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis const ClassTemplateSpecializationDecl *D) { 33310f04f69acd0a86ff78961933c13fe5aeda94e1b6Argyrios Kyrtzidis // The specializations set is kept in the canonical template. 33320f04f69acd0a86ff78961933c13fe5aeda94e1b6Argyrios Kyrtzidis TD = TD->getCanonicalDecl(); 3333bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis if (!(D->getPCHLevel() == 0 && TD->getPCHLevel() > 0)) 3334bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis return; // Not a source specialization added to a template from PCH. 3335bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis 3336bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis UpdateRecord &Record = DeclUpdates[TD]; 3337bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis Record.push_back(UPD_CXX_ADDED_TEMPLATE_SPECIALIZATION); 3338bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis AddDeclRef(D, Record); 3339bef1a7b9c175d37e4a727e6ce68bd05232fa6970Argyrios Kyrtzidis} 3340