ASTWriter.cpp revision 4045107b7384fd68eed5e3e2f06fc2a47e7be0a6
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" 220b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor#include "clang/AST/Expr.h" 237a1fad38256eb4c5129359be85ba1ea1678eb5c9John McCall#include "clang/AST/ExprCXX.h" 242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/Type.h" 25a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocVisitor.h" 266ab7cd853e9c15cf986a8a7c3db1f8d20e275409Sebastian Redl#include "clang/Serialization/ASTReader.h" 277c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner#include "clang/Lex/MacroInfo.h" 286a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor#include "clang/Lex/PreprocessingRecord.h" 297c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner#include "clang/Lex/Preprocessor.h" 3083d63c78810556d26b62ac4cbae2eda6cdd2570cSteve Naroff#include "clang/Lex/HeaderSearch.h" 3114f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/FileManager.h" 323251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor#include "clang/Basic/OnDiskHashTable.h" 3314f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/SourceManager.h" 34bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor#include "clang/Basic/SourceManagerInternals.h" 352bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor#include "clang/Basic/TargetInfo.h" 36ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor#include "clang/Basic/Version.h" 3717fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APFloat.h" 3817fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APInt.h" 392596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar#include "llvm/ADT/StringExtras.h" 402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/Bitcode/BitstreamWriter.h" 4114f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "llvm/Support/MemoryBuffer.h" 42b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor#include "llvm/System/Path.h" 433c304bd9ec2b4611572d4cbae9e1727bbecb5dc9Chris Lattner#include <cstdio> 442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorusing namespace clang; 458538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlusing namespace clang::serialization; 462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 47ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 48ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian RedlT *data(std::vector<T, Allocator> &v) { 49ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 50ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 51ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 52ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redlconst T *data(const std::vector<T, Allocator> &v) { 53ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 54ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 55ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl 562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 572cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// Type serialization 582cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 5912b1c7615d4f9a2edc544be499f895f16ac100edChris Lattner 602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregornamespace { 613397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl class ASTTypeWriter { 62a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 63a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record; 642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor public: 662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Type code that corresponds to the record generated. 678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl TypeCode Code; 682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 693397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter(ASTWriter &Writer, ASTWriter::RecordData &Record) 708538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl : Writer(Writer), Record(Record), Code(TYPE_EXT_QUAL) { } 712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitArrayType(const ArrayType *T); 732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitFunctionType(const FunctionType *T); 742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitTagType(const TagType *T); 752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) void Visit##Class##Type(const Class##Type *T); 772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor }; 802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 823397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBuiltinType(const BuiltinType *T) { 832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor assert(false && "Built-in types are never serialized"); 842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 863397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitComplexType(const ComplexType *T) { 872cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 888538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_COMPLEX; 892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 913397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitPointerType(const PointerType *T) { 922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_POINTER; 942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 963397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBlockPointerType(const BlockPointerType *T) { 971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_BLOCK_POINTER; 992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1013397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitLValueReferenceType(const LValueReferenceType *T) { 1022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_LVALUE_REFERENCE; 1042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1063397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRValueReferenceType(const RValueReferenceType *T) { 1072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1088538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_RVALUE_REFERENCE; 1092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1113397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitMemberPointerType(const MemberPointerType *T) { 1121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 1131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(QualType(T->getClass(), 0), Record); 1148538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_MEMBER_POINTER; 1152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1173397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitArrayType(const ArrayType *T) { 1182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getSizeModifier()); // FIXME: stable values 1200953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(T->getIndexTypeCVRQualifiers()); // FIXME: stable values 1212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1233397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitConstantArrayType(const ConstantArrayType *T) { 1242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddAPInt(T->getSize(), Record); 1268538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_CONSTANT_ARRAY; 1272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1293397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitIncompleteArrayType(const IncompleteArrayType *T) { 1302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_INCOMPLETE_ARRAY; 1322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1343397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVariableArrayType(const VariableArrayType *T) { 1352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1367e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getLBracketLoc(), Record); 1377e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getRBracketLoc(), Record); 138c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getSizeExpr()); 1398538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_VARIABLE_ARRAY; 1402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1423397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVectorType(const VectorType *T) { 1432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumElements()); 145788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Record.push_back(T->getAltiVecSpecific()); 1468538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_VECTOR; 1472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1493397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitExtVectorType(const ExtVectorType *T) { 1502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitVectorType(T); 1518538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_EXT_VECTOR; 1522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1543397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionType(const FunctionType *T) { 1552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getResultType(), Record); 156264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola FunctionType::ExtInfo C = T->getExtInfo(); 157264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getNoReturn()); 158425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola Record.push_back(C.getRegParm()); 159ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor // FIXME: need to stabilize encoding of calling convention... 160264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getCC()); 1612cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1633397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionNoProtoType(const FunctionNoProtoType *T) { 1642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1658538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_FUNCTION_NO_PROTO; 1662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1683397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionProtoType(const FunctionProtoType *T) { 1692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumArgs()); 1712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor for (unsigned I = 0, N = T->getNumArgs(); I != N; ++I) 1722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getArgType(I), Record); 1732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->isVariadic()); 1742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getTypeQuals()); 175465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasExceptionSpec()); 176465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasAnyExceptionSpec()); 177465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->getNumExceptions()); 178465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl for (unsigned I = 0, N = T->getNumExceptions(); I != N; ++I) 179465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Writer.AddTypeRef(T->getExceptionType(I), Record); 1808538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_FUNCTION_PROTO; 1812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1833397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitUnresolvedUsingType(const UnresolvedUsingType *T) { 184ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddDeclRef(T->getDecl(), Record); 1858538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_UNRESOLVED_USING; 186ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 187ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1883397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypedefType(const TypedefType *T) { 1892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 1909763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis assert(!T->isCanonicalUnqualified() && "Invalid typedef ?"); 1919763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->getCanonicalTypeInternal(), Record); 1928538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEDEF; 1932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1953397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfExprType(const TypeOfExprType *T) { 196c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getUnderlyingExpr()); 1978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEOF_EXPR; 1982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2003397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfType(const TypeOfType *T) { 2012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getUnderlyingType(), Record); 2028538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEOF; 2032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2053397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitDecltypeType(const DecltypeType *T) { 206395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson Writer.AddStmt(T->getUnderlyingExpr()); 2078538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DECLTYPE; 208395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson} 209395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson 2103397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTagType(const TagType *T) { 211be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 2122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 2131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(!T->isBeingDefined() && 2142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor "Cannot serialize in the middle of a type definition"); 2152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2173397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRecordType(const RecordType *T) { 2182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2198538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_RECORD; 2202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2223397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitEnumType(const EnumType *T) { 2232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2248538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_ENUM; 2252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 2283397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitSubstTemplateTypeParmType( 22949a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall const SubstTemplateTypeParmType *T) { 23049a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(QualType(T->getReplacedParameter(), 0), Record); 23149a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(T->getReplacementType(), Record); 2328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_SUBST_TEMPLATE_TYPE_PARM; 23349a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 23449a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 23549a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid 2363397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateSpecializationType( 2372cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor const TemplateSpecializationType *T) { 238be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 23990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateName(T->getTemplateName(), Record); 24090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 24190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateSpecializationType::iterator ArgI = T->begin(), ArgE = T->end(); 24290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis ArgI != ArgE; ++ArgI) 24390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateArgument(*ArgI, Record); 2449763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 2459763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 2469763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Record); 2478538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TEMPLATE_SPECIALIZATION; 24890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 24990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 25090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2513397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedArrayType(const DependentSizedArrayType *T) { 252ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis VisitArrayType(T); 253ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddStmt(T->getSizeExpr()); 254ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddSourceRange(T->getBracketsRange(), Record); 2558538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_SIZED_ARRAY; 25690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 25790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 25890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2593397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedExtVectorType( 26090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentSizedExtVectorType *T) { 26190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis // FIXME: Serialize this type (C++ only) 26290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis assert(false && "Cannot serialize dependent sized extended vector types"); 26390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 26490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 26590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2663397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateTypeParmType(const TemplateTypeParmType *T) { 26790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getDepth()); 26890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getIndex()); 26990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->isParameterPack()); 27090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getName(), Record); 2718538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TEMPLATE_TYPE_PARM; 27290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 27390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 27490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2753397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentNameType(const DependentNameType *T) { 2768dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Record.push_back(T->getKeyword()); 2778dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2788dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 279f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 280f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 281f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Record); 2828538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_NAME; 28390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 28490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 28590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2863397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentTemplateSpecializationType( 28790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentTemplateSpecializationType *T) { 2883acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getKeyword()); 2893acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2903acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 2913acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 2923acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis for (DependentTemplateSpecializationType::iterator 2933acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis I = T->begin(), E = T->end(); I != E; ++I) 2943acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTemplateArgument(*I, Record); 2958538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION; 2962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2983397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitElaboratedType(const ElaboratedType *T) { 299465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara Record.push_back(T->getKeyword()); 3003acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 3013acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTypeRef(T->getNamedType(), Record); 3028538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_ELABORATED; 3032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3053397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitInjectedClassNameType(const InjectedClassNameType *T) { 3063cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddDeclRef(T->getDecl(), Record); 30731f17ecbef57b5679c017c375db330546b7b5145John McCall Writer.AddTypeRef(T->getInjectedSpecializationType(), Record); 3088538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_INJECTED_CLASS_NAME; 3093cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 3103cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 3113397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCInterfaceType(const ObjCInterfaceType *T) { 312deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 3138538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_INTERFACE; 314c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 315c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 3163397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCObjectType(const ObjCObjectType *T) { 317c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Writer.AddTypeRef(T->getBaseType(), Record); 3182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumProtocols()); 319c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall for (ObjCObjectType::qual_iterator I = T->qual_begin(), 320446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff E = T->qual_end(); I != E; ++I) 321446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff Writer.AddDeclRef(*I, Record); 3228538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_OBJECT; 3232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 325d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroffvoid 3263397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitObjCObjectPointerType(const ObjCObjectPointerType *T) { 3271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 3288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_OBJECT_POINTER; 3292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 331a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallnamespace { 332a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 333a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallclass TypeLocWriter : public TypeLocVisitor<TypeLocWriter> { 334a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 335a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record; 336a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 337a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallpublic: 338a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl TypeLocWriter(ASTWriter &Writer, ASTWriter::RecordData &Record) 339a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall : Writer(Writer), Record(Record) { } 340a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34151bd803fbdade51d674598ed45da3d54190a656cJohn McCall#define ABSTRACT_TYPELOC(CLASS, PARENT) 342a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#define TYPELOC(CLASS, PARENT) \ 34351bd803fbdade51d674598ed45da3d54190a656cJohn McCall void Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc); 344a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocNodes.def" 345a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34651bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitArrayTypeLoc(ArrayTypeLoc TyLoc); 34751bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitFunctionTypeLoc(FunctionTypeLoc TyLoc); 348a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall}; 349a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 350a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 351a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 35251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { 35351bd803fbdade51d674598ed45da3d54190a656cJohn McCall // nothing to do 35451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 35551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 356ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Writer.AddSourceLocation(TL.getBuiltinLoc(), Record); 357ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor if (TL.needsExtraLocalData()) { 358ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenTypeSpec()); 359ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenSignSpec()); 360ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenWidthSpec()); 361ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.hasModeAttr()); 362ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor } 36351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitComplexTypeLoc(ComplexTypeLoc TL) { 36551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 36651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitPointerTypeLoc(PointerTypeLoc TL) { 36851bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 36951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 37151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getCaretLoc(), Record); 37251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 37451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpLoc(), Record); 37551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 37751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpAmpLoc(), Record); 37851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 38051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 38151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitArrayTypeLoc(ArrayTypeLoc TL) { 38351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLBracketLoc(), Record); 38451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRBracketLoc(), Record); 38551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Record.push_back(TL.getSizeExpr() ? 1 : 0); 38651bd803fbdade51d674598ed45da3d54190a656cJohn McCall if (TL.getSizeExpr()) 38751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddStmt(TL.getSizeExpr()); 38851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { 39051bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { 39351bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { 39651bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedArrayTypeLoc( 39951bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedArrayTypeLoc TL) { 40051bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 40151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedExtVectorTypeLoc( 40351bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedExtVectorTypeLoc TL) { 40451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVectorTypeLoc(VectorTypeLoc TL) { 40751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL) { 41051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 41151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 41351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 41451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 415dab60ad68a3a98d687305941a3852e793705f945Douglas Gregor Record.push_back(TL.getTrailingReturn()); 41651bd803fbdade51d674598ed45da3d54190a656cJohn McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 41751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddDeclRef(TL.getArg(i), Record); 41851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { 42051bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 42151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 42251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { 42351bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 42451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 425ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid TypeLocWriter::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 426ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 427ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 42851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 42951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 43051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 432cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 433cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 434cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 43551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 437cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 438cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 439cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 440cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddTypeSourceInfo(TL.getUnderlyingTInfo(), Record); 44151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 44251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { 44351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 444a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRecordTypeLoc(RecordTypeLoc TL) { 44651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 447a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitEnumTypeLoc(EnumTypeLoc TL) { 44951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 450a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 45151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { 45251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 453a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 45449a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid TypeLocWriter::VisitSubstTemplateTypeParmTypeLoc( 45549a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall SubstTemplateTypeParmTypeLoc TL) { 45649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 45749a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 45851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateSpecializationTypeLoc( 45951bd803fbdade51d674598ed45da3d54190a656cJohn McCall TemplateSpecializationTypeLoc TL) { 460833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getTemplateNameLoc(), Record); 461833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 462833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 463833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 46444f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(i).getArgument().getKind(), 46544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(i).getLocInfo(), Record); 466a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 467465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnaravoid TypeLocWriter::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { 468e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 469e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 470a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 4713cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCallvoid TypeLocWriter::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { 4723cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 4733cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 4744714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid TypeLocWriter::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { 475e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 476e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 47751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 478a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 47933500955d731c73717af52088b7fc0e7a85681e7John McCallvoid TypeLocWriter::VisitDependentTemplateSpecializationTypeLoc( 48033500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypeLoc TL) { 48133500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 48233500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceRange(TL.getQualifierRange(), Record); 48333500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 48433500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 48533500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 48633500955d731c73717af52088b7fc0e7a85681e7John McCall for (unsigned I = 0, E = TL.getNumArgs(); I != E; ++I) 48744f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(I).getArgument().getKind(), 48844f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(I).getLocInfo(), Record); 48933500955d731c73717af52088b7fc0e7a85681e7John McCall} 49051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 49151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 492c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 493c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid TypeLocWriter::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 494c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Record.push_back(TL.hasBaseTypeAsWritten()); 49554e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 49654e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 49754e14c4db764c0636160d26c5bbf491637c83a76John McCall for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) 49854e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getProtocolLoc(i), Record); 499a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 50051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 50151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 502a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 503a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 5044dcf151a555ff51e4d643e8e6eeb80f121d11d1bChris Lattner//===----------------------------------------------------------------------===// 505a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl// ASTWriter Implementation 5062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 5072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 508b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitBlockID(unsigned ID, const char *Name, 509b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 510a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 511b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 512b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 513b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETBID, Record); 514b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 515b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Emit the block name if present. 516b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner if (Name == 0 || Name[0] == 0) return; 517b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 518b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 519b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 520b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_BLOCKNAME, Record); 521b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 522b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 523b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitRecordID(unsigned ID, const char *Name, 524b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 525a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 526b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 527b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 528b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 529b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 530b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETRECORDNAME, Record); 5310558df2da807646e65d4fa290f4e92114af1a746Chris Lattner} 5320558df2da807646e65d4fa290f4e92114af1a746Chris Lattner 5330558df2da807646e65d4fa290f4e92114af1a746Chris Lattnerstatic void AddStmtsExprs(llvm::BitstreamWriter &Stream, 534a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 5358538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 5360558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_STOP); 5370558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL_PTR); 5380558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL); 5390558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_COMPOUND); 5400558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CASE); 5410558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DEFAULT); 5420558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_LABEL); 5430558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_IF); 5440558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_SWITCH); 5450558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_WHILE); 5460558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DO); 5470558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_FOR); 5480558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_GOTO); 5490558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_INDIRECT_GOTO); 5500558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CONTINUE); 5510558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_BREAK); 5520558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_RETURN); 5530558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DECL); 5540558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_ASM); 5550558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PREDEFINED); 5560558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DECL_REF); 5570558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INTEGER_LITERAL); 5580558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_FLOATING_LITERAL); 5590558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMAGINARY_LITERAL); 5600558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STRING_LITERAL); 5610558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHARACTER_LITERAL); 5620558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PAREN); 5630558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_UNARY_OPERATOR); 5640558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SIZEOF_ALIGN_OF); 5650558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ARRAY_SUBSCRIPT); 5660558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CALL); 5670558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_MEMBER); 5680558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BINARY_OPERATOR); 5690558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_ASSIGN_OPERATOR); 5700558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CONDITIONAL_OPERATOR); 5710558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_CAST); 5720558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CSTYLE_CAST); 5730558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_LITERAL); 5740558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_EXT_VECTOR_ELEMENT); 5750558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INIT_LIST); 5760558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DESIGNATED_INIT); 5770558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_VALUE_INIT); 5780558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_VA_ARG); 5790558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ADDR_LABEL); 5800558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STMT); 5810558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_TYPES_COMPATIBLE); 5820558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHOOSE); 5830558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_GNU_NULL); 5840558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SHUFFLE_VECTOR); 5850558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK); 5860558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK_DECL_REF); 5870558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_STRING_LITERAL); 5880558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_ENCODE); 5890558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_SELECTOR_EXPR); 5900558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROTOCOL_EXPR); 5910558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_IVAR_REF_EXPR); 5920558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROPERTY_REF_EXPR); 5930558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_KVC_REF_EXPR); 5940558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_MESSAGE_EXPR); 5950558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FOR_COLLECTION); 5960558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_CATCH); 5970558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FINALLY); 5980558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_TRY); 5990558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_SYNCHRONIZED); 6000558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_THROW); 601eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_OPERATOR_CALL); 602eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONSTRUCT); 603eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_STATIC_CAST); 604eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_DYNAMIC_CAST); 605eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_REINTERPRET_CAST); 606eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONST_CAST); 607eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_FUNCTIONAL_CAST); 608eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_BOOL_LITERAL); 609eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_NULL_PTR_LITERAL); 6100558df2da807646e65d4fa290f4e92114af1a746Chris Lattner#undef RECORD 611b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 6121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 613a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteBlockInfoBlock() { 614b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RecordData Record; 615b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EnterSubblock(llvm::bitc::BLOCKINFO_BLOCK_ID, 3); 6161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6178538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define BLOCK(X) EmitBlockID(X ## _ID, #X, Stream, Record) 6188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 6191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6203397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // AST Top-Level Block. 621f29f0a28c4d9599b389bbb6d186e14af753dc5a3Sebastian Redl BLOCK(AST_BLOCK); 62251e774d42269e3b22d746184c0b9076fc13b32e6Zhongxing Xu RECORD(ORIGINAL_FILE_NAME); 623b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OFFSET); 624b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_OFFSET); 625b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LANGUAGE_OPTIONS); 626ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor RECORD(METADATA); 627b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_OFFSET); 628b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_TABLE); 629b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(EXTERNAL_DEFINITIONS); 630b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SPECIAL_TYPES); 631b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(STATISTICS); 632b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TENTATIVE_DEFINITIONS); 63349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RECORD(UNUSED_FILESCOPED_DECLS); 634b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LOCALLY_SCOPED_EXTERNAL_DECLS); 635b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SELECTOR_OFFSETS); 636b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(METHOD_POOL); 637b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_COUNTER_VALUE); 6387f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_OFFSETS); 6397f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_PRELOADS); 6404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RECORD(STAT_CACHE); 641b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RECORD(EXT_VECTOR_DECLS); 6425b4ec636637c9d876102240127cc0dca9280e83aTed Kremenek RECORD(VERSION_CONTROL_BRANCH_REVISION); 6436a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(MACRO_DEFINITION_OFFSETS); 644a93e3b5bde9f0a7b59215f19f176f7d69881b81cSebastian Redl RECORD(CHAINED_METADATA); 645320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RECORD(REFERENCED_SELECTOR_POOL); 6466a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 647b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // SourceManager Block. 6482f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(SOURCE_MANAGER_BLOCK); 649b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_FILE_ENTRY); 650b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_ENTRY); 651b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_BLOB); 652b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_INSTANTIATION_ENTRY); 653b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_LINE_TABLE); 6541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 655b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Preprocessor Block. 6562f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(PREPROCESSOR_BLOCK); 657b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_OBJECT_LIKE); 658b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_FUNCTION_LIKE); 659b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_TOKEN); 6606a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_INSTANTIATION); 6616a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_DEFINITION); 6626a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 66361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Decls and Types block. 66461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor BLOCK(DECLTYPES_BLOCK); 665b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_QUAL); 666b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_COMPLEX); 667b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_POINTER); 668b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_BLOCK_POINTER); 669b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_LVALUE_REFERENCE); 670b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RVALUE_REFERENCE); 671b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_MEMBER_POINTER); 672b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_CONSTANT_ARRAY); 673b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_INCOMPLETE_ARRAY); 674b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VARIABLE_ARRAY); 675b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VECTOR); 676b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_VECTOR); 677b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_PROTO); 678b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_NO_PROTO); 679b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEDEF); 680b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF_EXPR); 681b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF); 682b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RECORD); 683b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_ENUM); 684b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OBJC_INTERFACE); 685a53d2cbe37e4be0d95b9d3e09f74eafae31fc940John McCall RECORD(TYPE_OBJC_OBJECT); 686d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff RECORD(TYPE_OBJC_OBJECT_POINTER); 6870ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ATTR); 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. 8320a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus); // C++ Support 8330a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus0x); // C++0x Support 8340a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CXXOperatorNames); // Treat C++ operator names as keywords. 8351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8360a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC1); // Objective-C 1 support enabled. 8370a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC2); // Objective-C 2 support enabled. 83811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI); // Objective-C 839412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 84011a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI2); // Objective-C enhanced 841412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 8424c9d8d0eca5ca635d9a30222f690db9140e98325Fariborz Jahanian Record.push_back(LangOpts.NoConstantCFStrings); // non cfstring generation enabled.. 8431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8440a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PascalStrings); // Allow Pascal strings 8450a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.WritableStrings); // Allow writable strings 8460a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.LaxVectorConversions); 847b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.AltiVec); 8480a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Exceptions); // Support exception handling. 84973482884560be041d86eccbd7dd5a6918677393bDaniel Dunbar Record.push_back(LangOpts.SjLjExceptions); 8500a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8510a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NeXTRuntime); // Use NeXT runtime. 8520a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Freestanding); // Freestanding implementation 8530a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoBuiltin); // Do not use builtin functions (-fno-builtin) 8540a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 855ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // Whether static initializers are protected by locks. 856ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner Record.push_back(LangOpts.ThreadsafeStatics); 857972d954bd216c86a961bb7f81c53af85de17c2f0Douglas Gregor Record.push_back(LangOpts.POSIXThreads); 8580a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Blocks); // block extension to C 8590a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.EmitAllDecls); // Emit all declarations, even if 8600a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // they are unused. 8610a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.MathErrno); // Math functions must respect errno 8620a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // (modulo the platform support). 8630a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 864a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.getSignedOverflowBehavior()); 865a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.HeinousExtensions); 8660a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8670a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Optimize); // Whether __OPTIMIZE__ should be defined. 8681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Record.push_back(LangOpts.OptimizeSize); // Whether __OPTIMIZE_SIZE__ should be 8690a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // defined. 8700a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Static); // Should __STATIC__ be defined (as 8710a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // opposed to __DYNAMIC__). 8720a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PICLevel); // The value for __PIC__, if non-zero. 8730a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8740a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUInline); // Should GNU inline semantics be 8750a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // used (instead of C99 semantics). 8760a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoInline); // Should __NO_INLINE__ be defined. 877a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson Record.push_back(LangOpts.AccessControl); // Whether C++ access control should 878a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson // be enabled. 87915b91764d08e886391c865c4a444d7b51141c284Eli Friedman Record.push_back(LangOpts.CharIsSigned); // Whether char is a signed or 88015b91764d08e886391c865c4a444d7b51141c284Eli Friedman // unsigned type 881a6fda124bf380479529d6a80b84b62cacd3cb707John Thompson Record.push_back(LangOpts.ShortWChar); // force wchar_t to be unsigned short 8820a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getGCMode()); 8830a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getVisibilityMode()); 884ab8e281b32a3d3b9b18257d26844362bf806ecdcDaniel Dunbar Record.push_back(LangOpts.getStackProtectorMode()); 8850a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.InstantiationDepth); 886b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.OpenCL); 8879c276ae0f24d4cee8f7954069d4b8eae45d0447dMike Stump Record.push_back(LangOpts.CatchUndefined); 88892f5822df6a0d7571df44b5d279ed4f017fbb0e6Anders Carlsson Record.push_back(LangOpts.ElideConstructors); 889a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Record.push_back(LangOpts.SpellChecking); 8908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LANGUAGE_OPTIONS, Record); 8910a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor} 8920a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 89314f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 8944fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// stat cache Serialization 8954fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 8964fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 8974fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregornamespace { 8984fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Trait used for the on-disk hash table of stat cache results. 8993397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTStatCacheTrait { 9004fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregorpublic: 9014fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const char * key_type; 9024fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef key_type key_type_ref; 9031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9044fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef std::pair<int, struct stat> data_type; 9054fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const data_type& data_type_ref; 9064fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9074fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor static unsigned ComputeHash(const char *path) { 9082596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(path); 9094fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 9124fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, const char *path, 9134fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data) { 9144fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StrLen = strlen(path); 9154fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit16(Out, StrLen); 9164fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned DataLen = 1; // result value 9174fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) 9184fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor DataLen += 4 + 4 + 2 + 8 + 8; 9194fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit8(Out, DataLen); 9204fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor return std::make_pair(StrLen + 1, DataLen); 9214fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9234fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitKey(llvm::raw_ostream& Out, const char *path, unsigned KeyLen) { 9244fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Out.write(path, KeyLen); 9254fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9274fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 9284fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data, unsigned DataLen) { 9294fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace clang::io; 9304fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint64_t Start = Out.tell(); (void)Start; 9311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9324fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Result of stat() 9334fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit8(Out, Data.first? 1 : 0); 9341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9354fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) { 9364fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_ino); 9374fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_dev); 9384fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit16(Out, (uint16_t) Data.second.st_mode); 9394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_mtime); 9404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_size); 9414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor assert(Out.tell() - Start == DataLen && "Wrong data length"); 9444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor}; 9464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} // end anonymous namespace 9474fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9483397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the stat() system call cache to the AST file. 949a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteStatCache(MemorizeStatCalls &StatCalls) { 9504fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Build the on-disk hash table containing information about every 9514fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // stat() call. 9523397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTStatCacheTrait> Generator; 9534fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned NumStatEntries = 0; 9541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (MemorizeStatCalls::iterator Stat = StatCalls.begin(), 9554fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor StatEnd = StatCalls.end(); 956e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Stat != StatEnd; ++Stat, ++NumStatEntries) { 957e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Stat->first(); 958e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Generator.insert(Filename, Stat->second); 959e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor } 9601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9614fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create the on-disk hash table in a buffer. 9621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> StatCacheData; 9634fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint32_t BucketOffset; 9644fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor { 9654fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor llvm::raw_svector_ostream Out(StatCacheData); 9664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Make sure that no bucket is at offset 0 9674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit32(Out, 0); 9684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BucketOffset = Generator.Emit(Out); 9694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create a blob abbreviation 9724fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace llvm; 9734fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9748538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(STAT_CACHE)); 9754fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9764fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9774fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 9784fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StatCacheAbbrev = Stream.EmitAbbrev(Abbrev); 9794fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9804fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Write the stat cache 9814fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RecordData Record; 9828538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(STAT_CACHE); 9834fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(BucketOffset); 9844fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(NumStatEntries); 985ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(StatCacheAbbrev, Record, StatCacheData.str()); 9864fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} 9874fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9884fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 98914f79002e58556798e86168c63e48d533287eda5Douglas Gregor// Source Manager Serialization 99014f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 99114f79002e58556798e86168c63e48d533287eda5Douglas Gregor 99214f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 99314f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// file. 994c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocFileAbbrev(llvm::BitstreamWriter &Stream) { 99514f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 99614f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_FILE_ENTRY)); 99814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 99914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 100014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 100114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 10022d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // FileEntry fields. 10032d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 12)); // Size 10042d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 32)); // Modification time 100512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // HeaderFileInfo fields. 100612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isImport 100712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // DirInfo 100812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // NumIncludes 100912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // ControllingMacro 101014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 1011c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 101214f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 101314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 101414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 101514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1016c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferAbbrev(llvm::BitstreamWriter &Stream) { 101714f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 101814f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10198538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_ENTRY)); 102014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 102114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 102214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 102314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 102414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Buffer name blob 1025c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 102614f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 102714f79002e58556798e86168c63e48d533287eda5Douglas Gregor 102814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 102914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer's blob. 1030c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferBlobAbbrev(llvm::BitstreamWriter &Stream) { 103114f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 103214f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_BLOB)); 103414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Blob 1035c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 103614f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 103714f79002e58556798e86168c63e48d533287eda5Douglas Gregor 103814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to an 103914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1040c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocInstantiationAbbrev(llvm::BitstreamWriter &Stream) { 104114f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 104214f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10438538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_INSTANTIATION_ENTRY)); 104414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 104514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Spelling location 104614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Start location 104714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // End location 1048f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Token length 1049c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 105014f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 105114f79002e58556798e86168c63e48d533287eda5Douglas Gregor 105214f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Writes the block containing the serialized form of the 105314f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// source manager. 105414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// 105514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// TODO: We should probably use an on-disk hash table (stored in a 105614f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// blob), indexed based on the file name, so that we only create 105714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// entries for files that we actually need. In the common case (no 105814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// errors), we probably won't have to create file entries for any of 105914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// the files in the AST. 1060a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSourceManagerBlock(SourceManager &SourceMgr, 1061e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const Preprocessor &PP, 1062e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *isysroot) { 10637f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData Record; 10647f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 1065f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner // Enter the source manager block. 10668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(SOURCE_MANAGER_BLOCK_ID, 3); 106714f79002e58556798e86168c63e48d533287eda5Douglas Gregor 106814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Abbreviations for the various kinds of source-location entries. 1069828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocFileAbbrv = CreateSLocFileAbbrev(Stream); 1070828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferAbbrv = CreateSLocBufferAbbrev(Stream); 1071828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferBlobAbbrv = CreateSLocBufferBlobAbbrev(Stream); 1072828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocInstantiationAbbrv = CreateSLocInstantiationAbbrev(Stream); 10737f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10747f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Write the line table. 10757f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SourceMgr.hasLineTable()) { 10767f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LineTableInfo &LineTable = SourceMgr.getLineTable(); 10777f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10787f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file names 10797f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LineTable.getNumFilenames()); 10807f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (unsigned I = 0, N = LineTable.getNumFilenames(); I != N; ++I) { 10817f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file name 10827f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor const char *Filename = LineTable.getFilename(I); 1083e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 10847f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned FilenameLen = Filename? strlen(Filename) : 0; 10857f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(FilenameLen); 10867f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (FilenameLen) 10877f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.insert(Record.end(), Filename, Filename + FilenameLen); 10887f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 10891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10907f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10917f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (LineTableInfo::iterator L = LineTable.begin(), LEnd = LineTable.end(); 10927f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor L != LEnd; ++L) { 10937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file ID 10947f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->first); 10951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10967f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10977f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->second.size()); 10981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (std::vector<LineEntry>::iterator LE = L->second.begin(), 10997f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LEEnd = L->second.end(); 11007f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LE != LEEnd; ++LE) { 11017f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FileOffset); 11027f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->LineNo); 11037f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FilenameID); 11047f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back((unsigned)LE->FileKind); 11057f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->IncludeOffset); 11067f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11077f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11088538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SM_LINE_TABLE, Record); 11097f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11107f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 111114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Write out the source location entry table. We skip the first 111214f79002e58556798e86168c63e48d533287eda5Douglas Gregor // entry, which is always the same dummy entry. 1113090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner std::vector<uint32_t> SLocEntryOffsets; 11147f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData PreloadSLocs; 11150fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl unsigned BaseSLocID = Chain ? Chain->getTotalNumSLocs() : 0; 11160fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl SLocEntryOffsets.reserve(SourceMgr.sloc_entry_size() - 1 - BaseSLocID); 11170fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl for (unsigned I = BaseSLocID + 1, N = SourceMgr.sloc_entry_size(); 11180fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl I != N; ++I) { 1119bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor // Get this source location entry. 1120bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor const SrcMgr::SLocEntry *SLoc = &SourceMgr.getSLocEntry(I); 112111a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 11227f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Record the offset of this source-location entry. 11237f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor SLocEntryOffsets.push_back(Stream.GetCurrentBitNo()); 11247f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 112514f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Figure out which record code to use. 112614f79002e58556798e86168c63e48d533287eda5Douglas Gregor unsigned Code; 112714f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 112814f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->getFile().getContentCache()->Entry) 11298538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_FILE_ENTRY; 113014f79002e58556798e86168c63e48d533287eda5Douglas Gregor else 11318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_BUFFER_ENTRY; 113214f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else 11338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_INSTANTIATION_ENTRY; 11347f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 113514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Code); 113614f79002e58556798e86168c63e48d533287eda5Douglas Gregor 113714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(SLoc->getOffset()); 113814f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 113914f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::FileInfo &File = SLoc->getFile(); 114014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getIncludeLoc().getRawEncoding()); 114114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getFileCharacteristic()); // FIXME: stable encoding 1142bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor Record.push_back(File.hasLineDirectives()); 114314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 114414f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::ContentCache *Content = File.getContentCache(); 114514f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (Content->Entry) { 114614f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a file. The blob associated 114714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry is the file name. 11481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11492d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // Emit size/modification time for this file. 11502d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getSize()); 11512d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getModificationTime()); 11522d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor 115312fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // Emit header-search information associated with this file. 115412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderFileInfo HFI; 115512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderSearch &HS = PP.getHeaderSearchInfo(); 115612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor if (Content->Entry->getUID() < HS.header_file_size()) 115712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HFI = HS.header_file_begin()[Content->Entry->getUID()]; 115812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.isImport); 115912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.DirInfo); 116012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.NumIncludes); 116112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor AddIdentifierRef(HFI.ControllingMacro, Record); 116212fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor 1163e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Turn the file name into an absolute path, if it isn't already. 1164e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Content->Entry->getName(); 1165e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor llvm::sys::Path FilePath(Filename, strlen(Filename)); 116611a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam FilePath.makeAbsolute(); 1167aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam Filename = FilePath.c_str(); 11681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1169e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 1170ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocFileAbbrv, Record, Filename); 11717f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11727f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // FIXME: For now, preload all file source locations, so that 11737f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // we get the appropriate File entries in the reader. This is 11747f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // a temporary measure. 11750fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 117614f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 117714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a buffer. The blob associated 117814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry contains the contents of the buffer. 117914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 118014f79002e58556798e86168c63e48d533287eda5Douglas Gregor // We add one to the size so that we capture the trailing NULL 118114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // that is required by llvm::MemoryBuffer::getMemBuffer (on 118214f79002e58556798e86168c63e48d533287eda5Douglas Gregor // the reader side). 118336c35ba0aca641e60e5dbee8efbc620c08b9bd61Douglas Gregor const llvm::MemoryBuffer *Buffer 1184e127a0d80155b45dafe77f2b4380e5fa111a3345Chris Lattner = Content->getBuffer(PP.getDiagnostics(), PP.getSourceManager()); 118514f79002e58556798e86168c63e48d533287eda5Douglas Gregor const char *Name = Buffer->getBufferIdentifier(); 1186ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocBufferAbbrv, Record, 1187ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Name, strlen(Name) + 1)); 118814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.clear(); 11898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SM_SLOC_BUFFER_BLOB); 1190c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record, 1191ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Buffer->getBufferStart(), 1192ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Buffer->getBufferSize() + 1)); 11937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11947f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (strcmp(Name, "<built-in>") == 0) 11950fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 119614f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 119714f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 119814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is an instantiation. 119914f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::InstantiationInfo &Inst = SLoc->getInstantiation(); 120014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getSpellingLoc().getRawEncoding()); 120114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocStart().getRawEncoding()); 120214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocEnd().getRawEncoding()); 120314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 1204f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor // Compute the token length for this macro expansion. 1205f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor unsigned NextOffset = SourceMgr.getNextOffset(); 1206bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor if (I + 1 != N) 1207bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor NextOffset = SourceMgr.getSLocEntry(I + 1).getOffset(); 1208f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Record.push_back(NextOffset - SLoc->getOffset() - 1); 1209c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithAbbrev(SLocInstantiationAbbrv, Record); 121014f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121114f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12137f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.ExitBlock(); 1214bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor 12157f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SLocEntryOffsets.empty()) 12167f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor return; 12172eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12183397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source-location offsets table into the AST block. This 12197f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // table is used for lazily loading source-location information. 12207f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor using namespace llvm; 12217f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 12228538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SOURCE_LOCATION_OFFSETS)); 12237f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // # of slocs 12247f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // next offset 12257f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // offsets 12267f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned SLocOffsetsAbbrev = Stream.EmitAbbrev(Abbrev); 12271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12287f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 12298538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SOURCE_LOCATION_OFFSETS); 12307f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(SLocEntryOffsets.size()); 12318db9faed418ea743f55c31e1ccecadbb23bd55b7Sebastian Redl unsigned BaseOffset = Chain ? Chain->getNextSLocOffset() : 0; 12328db9faed418ea743f55c31e1ccecadbb23bd55b7Sebastian Redl Record.push_back(SourceMgr.getNextOffset() - BaseOffset); 12337f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record, 1234ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SLocEntryOffsets), 1235090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner SLocEntryOffsets.size()*sizeof(SLocEntryOffsets[0])); 12367f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 12373397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source location entry preloads array, telling the AST 12387f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // reader which source locations entries it should load eagerly. 12398538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SOURCE_LOCATION_PRELOADS, PreloadSLocs); 124014f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 124114f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Preprocessor Serialization 12444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 12460b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// \brief Writes the block containing the serialized form of the 12470b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// preprocessor. 12480b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// 1249a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WritePreprocessor(const Preprocessor &PP) { 12507c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner RecordData Record; 12517c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 1252c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner // If the preprocessor __COUNTER__ value has been bumped, remember it. 1253c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner if (PP.getCounterValue() != 0) { 1254c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.push_back(PP.getCounterValue()); 12558538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_COUNTER_VALUE, Record); 1256c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.clear(); 12572eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor } 12582eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12592eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // Enter the preprocessor block. 12608538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(PREPROCESSOR_BLOCK_ID, 2); 12611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12623397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // If the AST file contains __DATE__ or __TIME__ emit a warning about this. 12632eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // FIXME: use diagnostics subsystem for localization etc. 12642eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor if (PP.SawDateOrTime()) 12652eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor fprintf(stderr, "warning: precompiled header used __DATE__ or __TIME__.\n"); 12661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12677c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // Loop over all the macro definitions that are live at the end of the file, 12687c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // emitting each to the PP section. 12696a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor PreprocessingRecord *PPRec = PP.getPreprocessingRecord(); 12707c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (Preprocessor::macro_iterator I = PP.macro_begin(), E = PP.macro_end(); 12717c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) { 127242d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // FIXME: This emits macros in hash table order, we should do it in a stable 127342d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // order so that output is reproducible. 12747c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner MacroInfo *MI = I->second; 12757c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12763397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Don't emit builtin macros like __LINE__ to the AST file unless they have 12777c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // been redefined by the header (in which case they are not isBuiltinMacro). 12783397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Also skip macros from a AST file if we're chaining. 1279ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor 1280ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // FIXME: There is a (probably minor) optimization we could do here, if 1281ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // the macro comes from the original PCH but the identifier comes from a 1282ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // chained PCH, by storing the offset into the original PCH rather than 1283ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // writing the macro definition a second time. 1284ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor if (MI->isBuiltinMacro() || 1285ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor (Chain && I->first->isFromAST() && MI->isFromAST())) 12867c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner continue; 12877c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12887356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(I->first, Record); 128937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor MacroOffsets[I->first] = Stream.GetCurrentBitNo(); 12907c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getDefinitionLoc().getRawEncoding()); 12917c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isUsed()); 12921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12937c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner unsigned Code; 12947c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner if (MI->isObjectLike()) { 12958538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_OBJECT_LIKE; 12967c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } else { 12978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_FUNCTION_LIKE; 12981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12997c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isC99Varargs()); 13007c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isGNUVarargs()); 13017c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getNumArgs()); 13027c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (MacroInfo::arg_iterator I = MI->arg_begin(), E = MI->arg_end(); 13037c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) 13047356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(*I, Record); 13057c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 13066a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13076a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If we have a detailed preprocessing record, record the macro definition 13086a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // ID that corresponds to this macro. 13096a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) 13106a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(PPRec->findMacroDefinition(MI))); 13116a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1312c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(Code, Record); 13137c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.clear(); 1314f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner 1315df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Emit the tokens array. 1316df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner for (unsigned TokNo = 0, e = MI->getNumTokens(); TokNo != e; ++TokNo) { 1317df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Note that we know that the preprocessor does not have any annotation 1318df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // tokens in it because they are created by the parser, and thus can't be 1319df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // in a macro definition. 1320df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner const Token &Tok = MI->getReplacementToken(TokNo); 13211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1322df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLocation().getRawEncoding()); 1323df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLength()); 1324df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner 1325df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: When reading literal tokens, reconstruct the literal pointer if 1326df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // it is needed. 13277356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(Tok.getIdentifierInfo(), Record); 13281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1329df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token kind to a stable encoding. 1330df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getKind()); 1331df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token flags to a stable encoding. 1332df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getFlags()); 13331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_TOKEN, Record); 1335df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.clear(); 1336df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner } 133737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor ++NumMacros; 13387c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 13396a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13406a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If the preprocessor has a preprocessing record, emit it. 13416a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned NumPreprocessingRecords = 0; 13426a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) { 1343196f557741eeb346cc7cb6aa85f75dd9f82b4a06Sebastian Redl unsigned IndexBase = Chain ? PPRec->getNumPreallocatedEntities() : 0; 1344b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl for (PreprocessingRecord::iterator E = PPRec->begin(Chain), 1345b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl EEnd = PPRec->end(Chain); 13466a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor E != EEnd; ++E) { 13476a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 13486a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13496a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 1350b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl Record.push_back(IndexBase + NumPreprocessingRecords++); 13516a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getBegin(), Record); 13526a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getEnd(), Record); 13536a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MI->getName(), Record); 13546a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(MI->getDefinition())); 13558538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_INSTANTIATION, Record); 13566a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13576a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13586a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13596a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 13606a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Record this macro definition's location. 1361f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl MacroID ID = getMacroDefinitionID(MD); 136277424bc3794f569816dba52e423b57486a98e5baDouglas Gregor 136377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor // Don't write the macro definition if it is from another AST file. 136477424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (ID < FirstMacroID) 136577424bc3794f569816dba52e423b57486a98e5baDouglas Gregor continue; 136677424bc3794f569816dba52e423b57486a98e5baDouglas Gregor 136777424bc3794f569816dba52e423b57486a98e5baDouglas Gregor unsigned Position = ID - FirstMacroID; 136877424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (Position != MacroDefinitionOffsets.size()) { 136977424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (Position > MacroDefinitionOffsets.size()) 137077424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitionOffsets.resize(Position + 1); 13716a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 137277424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitionOffsets[Position] = Stream.GetCurrentBitNo(); 13736a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } else 13746a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.push_back(Stream.GetCurrentBitNo()); 13756a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1376b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl Record.push_back(IndexBase + NumPreprocessingRecords++); 13776a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(ID); 13786a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getBegin(), Record); 13796a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getEnd(), Record); 13806a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MD->getName(), Record); 13816a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getLocation(), Record); 13828538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_DEFINITION, Record); 13836a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13846a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13856a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13866a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13876a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1388c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 13896a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13906a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for the preprocessing record. 13916a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (NumPreprocessingRecords > 0) { 13926a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for identifier IDs. 13936a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor using namespace llvm; 13946a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 13958538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(MACRO_DEFINITION_OFFSETS)); 13966a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of records 13976a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of macro defs 13986a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 13996a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned MacroDefOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 14006a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 14016a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 14028538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(MACRO_DEFINITION_OFFSETS); 14036a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords); 14046a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(MacroDefinitionOffsets.size()); 14056a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EmitRecordWithBlob(MacroDefOffsetAbbrev, Record, 1406ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(MacroDefinitionOffsets), 14076a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.size() * sizeof(uint32_t)); 14086a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 14090b1fb988012da21d996c43e36867787a7a07b889Chris Lattner} 14100b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 14114fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14124fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Type Serialization 14134fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14140b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 14153397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the representation of a type to the AST stream. 1416a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteType(QualType T) { 141701b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 1418c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) // we haven't seen this type before. 1419c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 14201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 142197475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor assert(Idx.getIndex() >= FirstTypeID && "Re-writing a type from a prior AST"); 142255f48de5f6b10b50f4d88a9f7235f4532f799550Douglas Gregor 14232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Record the offset for this type. 1424c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis unsigned Index = Idx.getIndex() - FirstTypeID; 1425681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl if (TypeOffsets.size() == Index) 1426c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor TypeOffsets.push_back(Stream.GetCurrentBitNo()); 1427681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl else if (TypeOffsets.size() < Index) { 1428681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets.resize(Index + 1); 1429681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets[Index] = Stream.GetCurrentBitNo(); 14302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the type's representation. 14353397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter W(*this, Record); 14360953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1437a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor if (T.hasLocalNonFastQualifiers()) { 1438a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor Qualifiers Qs = T.getLocalQualifiers(); 1439a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor AddTypeRef(T.getLocalUnqualifiedType(), Record); 14400953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(Qs.getAsOpaqueValue()); 14418538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl W.Code = TYPE_EXT_QUAL; 14420953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } else { 14430953e767ff7817f97b3ab20896b229891eeff45bJohn McCall switch (T->getTypeClass()) { 14440953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // For all of the concrete, non-dependent types, call the 14450953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // appropriate visitor function. 14462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) \ 1447b7166334d897e1e4e6a5b428fe2d0ec752ef187fMike Stump case Type::Class: W.Visit##Class##Type(cast<Class##Type>(T)); break; 14482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 14492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 14500953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the serialized record. 1454c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(W.Code, Record); 14550b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor 14560b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor // Flush any expressions that were written as part of this type. 1457c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor FlushStmts(); 14582cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14592cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14604fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14614fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Declaration Serialization 14624fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14634fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 14642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \brief Write the block containing all of the declaration IDs 14652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// lexically declared within the given DeclContext. 14662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 14672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \returns the offset of the DECL_CONTEXT_LEXICAL block within the 14682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// bistream, or 0 if no block was written. 1469a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redluint64_t ASTWriter::WriteDeclContextLexicalBlock(ASTContext &Context, 14702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclContext *DC) { 147117945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis if (DC->decls_empty()) 14722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return 0; 14732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1474c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor uint64_t Offset = Stream.GetCurrentBitNo(); 14752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14768538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_CONTEXT_LEXICAL); 1477eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis llvm::SmallVector<KindDeclIDPair, 64> Decls; 147817945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end(); 147917945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis D != DEnd; ++D) 1480eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis Decls.push_back(std::make_pair((*D)->getKind(), GetDeclRef(*D))); 14812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14822512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor ++NumLexicalDeclContexts; 1483681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Stream.EmitRecordWithBlob(DeclContextLexicalAbbrev, Record, 1484eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis reinterpret_cast<char*>(Decls.data()), 1485eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis Decls.size() * sizeof(KindDeclIDPair)); 14862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return Offset; 14872cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1489a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteTypeDeclOffsets() { 14901476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl using namespace llvm; 14911476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl RecordData Record; 14921476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 14931476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the type offsets array 14941476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 14958538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(TYPE_OFFSET)); 14961476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of types 14971476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // types block 14981476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned TypeOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 14991476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TYPE_OFFSET); 15011476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(TypeOffsets.size()); 15021476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, 1503ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(TypeOffsets), 15041476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl TypeOffsets.size() * sizeof(TypeOffsets[0])); 15051476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15061476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the declaration offsets array 15071476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev = new BitCodeAbbrev(); 15088538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(DECL_OFFSET)); 15091476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of declarations 15101476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // declarations block 15111476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned DeclOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15121476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15138538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_OFFSET); 15141476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(DeclOffsets.size()); 15151476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, 1516ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(DeclOffsets), 15171476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclOffsets.size() * sizeof(DeclOffsets[0])); 15181476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl} 15191476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15204fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15214fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Global Method Pool and Selector Serialization 15224fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15234fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 15243251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregornamespace { 1525f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor// Trait used for the on-disk hash table used in the method pool. 15263397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTMethodPoolTrait { 1527a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 1528f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1529f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregorpublic: 1530f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef Selector key_type; 1531f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef key_type key_type_ref; 15321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15335d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl struct data_type { 15348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID ID; 15355d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList Instance, Factory; 15365d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 1537f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef const data_type& data_type_ref; 1538f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 15393397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl explicit ASTMethodPoolTrait(ASTWriter &Writer) : Writer(Writer) { } 15401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1541f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor static unsigned ComputeHash(Selector Sel) { 15420eca89e9890db4d8336ce762a5b359a1d58ca02bArgyrios Kyrtzidis return serialization::ComputeHash(Sel); 1543f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 1546f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, Selector Sel, 1547f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor data_type_ref Methods) { 1548f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned KeyLen = 2 + (Sel.getNumArgs()? Sel.getNumArgs() * 4 : 4); 1549f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, KeyLen); 15505d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl unsigned DataLen = 4 + 2 + 2; // 2 bytes for each of the method counts 15515d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1552f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1553f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1554f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 15555d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1556f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1557f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1558f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 1559f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, DataLen); 1560f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor return std::make_pair(KeyLen, DataLen); 1561f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 156383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor void EmitKey(llvm::raw_ostream& Out, Selector Sel, unsigned) { 15641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump uint64_t Start = Out.tell(); 156583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert((Start >> 32) == 0 && "Selector key offset too large"); 156683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Writer.SetSelectorOffset(Sel, Start); 1567f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned N = Sel.getNumArgs(); 1568f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, N); 1569f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (N == 0) 1570f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor N = 1; 1571f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor for (unsigned I = 0; I != N; ++I) 15721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump clang::io::Emit32(Out, 1573f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Writer.getIdentifierRef(Sel.getIdentifierInfoForSlot(I))); 1574f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1576f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 1577a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor data_type_ref Methods, unsigned DataLen) { 1578a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor uint64_t Start = Out.tell(); (void)Start; 15795d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl clang::io::Emit32(Out, Methods.ID); 1580f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumInstanceMethods = 0; 15815d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1582f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1583f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1584f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumInstanceMethods; 1585f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1586f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumFactoryMethods = 0; 15875d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1588f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1589f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1590f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumFactoryMethods; 1591f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1592f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumInstanceMethods); 1593f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumFactoryMethods); 15945d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1595f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1596f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1597f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 15985d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1599f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1600f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1601f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 1602a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor 1603a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor assert(Out.tell() - Start == DataLen && "Data length is wrong"); 1604f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1605f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor}; 1606f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} // end anonymous namespace 1607f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1608059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// \brief Write ObjC data: selectors and the method pool. 1609f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// 1610f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// The method pool contains both instance and factory methods, stored 1611059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// in an on-disk hash table indexed by the selector. The hash table also 1612059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// contains an empty entry for every other selector known to Sema. 1613a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSelectors(Sema &SemaRef) { 1614f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor using namespace llvm; 1615f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1616059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Do we have to do anything at all? 16175d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (SemaRef.MethodPool.empty() && SelectorIDs.empty()) 1618059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl return; 1619e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl unsigned NumTableEntries = 0; 1620059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create and write out the blob that contains selectors and the method pool. 1621f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16223397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTMethodPoolTrait> Generator; 16235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTMethodPoolTrait Trait(*this); 16241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1625059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create the on-disk hash table representation. We walk through every 1626059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // selector we've seen and look it up in the method pool. 1627e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets.resize(NextSelectorID - FirstSelectorID); 16288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<Selector, SelectorID>::iterator 16295d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I = SelectorIDs.begin(), E = SelectorIDs.end(); 16305d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I != E; ++I) { 16315d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Selector S = I->first; 1632059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl Sema::GlobalMethodPool::iterator F = SemaRef.MethodPool.find(S); 16333397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait::data_type Data = { 16345d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I->second, 16355d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList(), 16365d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList() 16375d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 16385d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (F != SemaRef.MethodPool.end()) { 16395d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Instance = F->second.first; 16405d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Factory = F->second.second; 16415d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl } 16423397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only write this selector if it's not in an existing AST or something 1643e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // changed. 1644e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (Chain && I->second < FirstSelectorID) { 1645e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Selector already exists. Did it change? 1646e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl bool changed = false; 1647e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Instance; !changed && M && M->Method; 1648e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1649e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1650e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1651e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1652e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Factory; !changed && M && M->Method; 1653e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1654e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1655e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1656e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1657e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (!changed) 1658e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl continue; 1659fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl } else if (Data.Instance.Method || Data.Factory.Method) { 1660fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl // A new method pool entry. 1661fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl ++NumTableEntries; 1662e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 16635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(S, Data, Trait); 1664f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1665f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1666f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create the on-disk hash table in a buffer. 16671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> MethodPool; 1668f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor uint32_t BucketOffset; 1669f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16703397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait Trait(*this); 1671f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor llvm::raw_svector_ostream Out(MethodPool); 1672f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1673a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1674f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1675f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1676f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1677f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create a blob abbreviation 1678f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 16798538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(METHOD_POOL)); 1680f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 168183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 1682f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1683f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned MethodPoolAbbrev = Stream.EmitAbbrev(Abbrev); 1684f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 168583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the method pool 1686f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor RecordData Record; 16878538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(METHOD_POOL); 1688f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Record.push_back(BucketOffset); 1689e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Record.push_back(NumTableEntries); 1690ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool.str()); 169183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 169283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Create a blob abbreviation for the selector table offsets. 169383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev = new BitCodeAbbrev(); 16948538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SELECTOR_OFFSETS)); 169583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // index 169683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 169783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned SelectorOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 169883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 169983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the selector offsets table. 170083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.clear(); 17018538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SELECTOR_OFFSETS); 170283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.push_back(SelectorOffsets.size()); 170383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record, 1704ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SelectorOffsets), 170583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor SelectorOffsets.size() * 4); 1706f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1707f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} 1708f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 17093397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the selectors referenced in @selector expression into AST file. 1710a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteReferencedSelectorsPool(Sema &SemaRef) { 1711320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian using namespace llvm; 1712320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian if (SemaRef.ReferencedSelectors.empty()) 1713320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian return; 1714725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 1715320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RecordData Record; 1716725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 17173397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Note: this writes out all references even for a dependent AST. But it is 1718a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // very tricky to fix, and given that @selector shouldn't really appear in 1719a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // headers, probably not worth it. It's not a correctness issue. 1720320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian for (DenseMap<Selector, SourceLocation>::iterator S = 1721320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SemaRef.ReferencedSelectors.begin(), 1722320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian E = SemaRef.ReferencedSelectors.end(); S != E; ++S) { 1723320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian Selector Sel = (*S).first; 1724320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SourceLocation Loc = (*S).second; 1725320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSelectorRef(Sel, Record); 1726320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSourceLocation(Loc, Record); 1727320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian } 17288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REFERENCED_SELECTOR_POOL, Record); 1729320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian} 1730320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian 17314fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17324fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Identifier Table Serialization 17334fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17344fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 1735f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregornamespace { 17363397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTIdentifierTableTrait { 1737a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 173837e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Preprocessor &PP; 17393251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 1740a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// \brief Determines whether this is an "interesting" identifier 1741a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// that needs a full IdentifierInfo structure written into the hash 1742a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// table. 1743a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor static bool isInterestingIdentifier(const IdentifierInfo *II) { 1744a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return II->isPoisoned() || 1745a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->isExtensionToken() || 1746a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->hasMacroDefinition() || 1747a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getObjCOrBuiltinID() || 1748a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getFETokenInfo<void>(); 1749a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1750a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor 17513251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregorpublic: 17523251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef const IdentifierInfo* key_type; 17533251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef key_type key_type_ref; 17541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17558538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl typedef IdentID data_type; 17563251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef data_type data_type_ref; 17571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17583397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait(ASTWriter &Writer, Preprocessor &PP) 175937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor : Writer(Writer), PP(PP) { } 17603251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 17613251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor static unsigned ComputeHash(const IdentifierInfo* II) { 17622596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(II->getName()); 17633251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 17661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump EmitKeyDataLength(llvm::raw_ostream& Out, const IdentifierInfo* II, 17678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID) { 1768e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar unsigned KeyLen = II->getLength() + 1; 1769a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor unsigned DataLen = 4; // 4 bytes for the persistent ID << 1 1770a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (isInterestingIdentifier(II)) { 17715998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 2; // 2 bytes for builtin ID, flags 17721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (II->hasMacroDefinition() && 1773a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro()) 17745998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 4; 1775a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor for (IdentifierResolver::iterator D = IdentifierResolver::begin(II), 1776a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor DEnd = IdentifierResolver::end(); 1777a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor D != DEnd; ++D) 17788538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DataLen += sizeof(DeclID); 1779a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1780668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor clang::io::Emit16(Out, DataLen); 178102fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // We emit the key length after the data length so that every 178202fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // string is preceded by a 16-bit length. This matches the PTH 178302fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // format for storing identifiers. 1784d6595a40fe12e3d5ffe5ce48987b379d547439a4Douglas Gregor clang::io::Emit16(Out, KeyLen); 17853251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return std::make_pair(KeyLen, DataLen); 17863251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitKey(llvm::raw_ostream& Out, const IdentifierInfo* II, 17893251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor unsigned KeyLen) { 17903251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Record the location of the key data. This is used when generating 17913251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // the mapping from persistent IDs to strings. 17923251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Writer.SetIdentifierOffset(II, Out.tell()); 1793e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar Out.write(II->getNameStart(), KeyLen); 17943251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitData(llvm::raw_ostream& Out, const IdentifierInfo* II, 17978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID, unsigned) { 1798a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (!isInterestingIdentifier(II)) { 1799a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, ID << 1); 1800a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return; 1801a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 18025998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor 1803a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, (ID << 1) | 0x01); 18043251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor uint32_t Bits = 0; 18051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool hasMacroDefinition = 18061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump II->hasMacroDefinition() && 180737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro(); 18085998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor Bits = (uint32_t)II->getObjCOrBuiltinID(); 1809b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(hasMacroDefinition); 1810b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isExtensionToken()); 1811b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isPoisoned()); 1812646395bbcaa849c94bc2a3246c71d809ca719f01Argyrios Kyrtzidis Bits = (Bits << 1) | unsigned(II->hasRevertedTokenIDToIdentifier()); 1813b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isCPlusPlusOperatorKeyword()); 18145998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit16(Out, Bits); 18153251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 181637e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor if (hasMacroDefinition) 18175998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit32(Out, Writer.getMacroOffset(II)); 181837e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor 1819668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // Emit the declaration IDs in reverse order, because the 1820668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // IdentifierResolver provides the declarations as they would be 1821668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // visible (e.g., the function "stat" would come before the struct 1822668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // "stat"), but IdentifierResolver::AddDeclToIdentifierChain() 1823668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // adds declarations to the end of the list (so we need to see the 1824668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // struct "status" before the function "status"). 1825f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Only emit declarations that aren't from a chained PCH, though. 18261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallVector<Decl *, 16> Decls(IdentifierResolver::begin(II), 1827668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor IdentifierResolver::end()); 1828668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor for (llvm::SmallVector<Decl *, 16>::reverse_iterator D = Decls.rbegin(), 1829668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor DEnd = Decls.rend(); 18303251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor D != DEnd; ++D) 1831d8c5abb096a5f6babb3709180fe304be5462bcc1Sebastian Redl clang::io::Emit32(Out, Writer.getDeclID(*D)); 18323251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18333251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor}; 18343251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} // end anonymous namespace 18353251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 18363397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the identifier table into the AST file. 1837afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// 1838afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// The identifier table consists of a blob containing string data 1839afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// (the actual identifiers themselves) and a separate "offsets" index 1840afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// that maps identifier IDs to locations within the blob. 1841a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteIdentifierTable(Preprocessor &PP) { 1842afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor using namespace llvm; 1843afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1844afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create and write out the blob that contains the identifier 1845afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // strings. 1846afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor { 18473397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTIdentifierTableTrait> Generator; 18485d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTIdentifierTableTrait Trait(*this, PP); 18491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 185092b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // Look for any identifiers that were named while processing the 185192b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // headers, but are otherwise not needed. We add these to the hash 185292b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // table to enable checking of the predefines buffer in the case 18533397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // where the user adds new macro definitions when building the AST 185492b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // file. 185592b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor for (IdentifierTable::iterator ID = PP.getIdentifierTable().begin(), 185692b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor IDEnd = PP.getIdentifierTable().end(); 185792b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor ID != IDEnd; ++ID) 185892b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor getIdentifierRef(ID->second); 185992b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor 1860f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Create the on-disk hash table representation. We only store offsets 1861f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // for identifiers that appear here for the first time. 1862f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets.resize(NextIdentID - FirstIdentID); 18638538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<const IdentifierInfo *, IdentID>::iterator 1864afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID = IdentifierIDs.begin(), IDEnd = IdentifierIDs.end(); 1865afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID != IDEnd; ++ID) { 1866afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor assert(ID->first && "NULL identifier in identifier table"); 18673c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl if (!Chain || !ID->first->isFromAST()) 18685d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(ID->first, ID->second, Trait); 18693251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 1870afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 18713251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Create the on-disk hash table in a buffer. 18721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> IdentifierTable; 1873668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor uint32_t BucketOffset; 18743251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor { 18753397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait Trait(*this, PP); 18763251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor llvm::raw_svector_ostream Out(IdentifierTable); 1877f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1878a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1879668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1880afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1881afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1882afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create a blob abbreviation 1883afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 18848538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_TABLE)); 1885668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 18863251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1887c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor unsigned IDTableAbbrev = Stream.EmitAbbrev(Abbrev); 1888afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1889afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the identifier table 1890afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor RecordData Record; 18918538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_TABLE); 1892668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Record.push_back(BucketOffset); 1893ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable.str()); 1894afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1895afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1896afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the offsets table for identifier IDs. 18972b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 18988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_OFFSET)); 18992b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of identifiers 19002b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 19012b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor unsigned IdentifierOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 19022b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor 19032b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor RecordData Record; 19048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_OFFSET); 19052b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Record.push_back(IdentifierOffsets.size()); 19062b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Stream.EmitRecordWithBlob(IdentifierOffsetAbbrev, Record, 1907ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(IdentifierOffsets), 19082b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor IdentifierOffsets.size() * sizeof(uint32_t)); 1909afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor} 1910afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 19114fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 19125d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// DeclContext's Name Lookup Table Serialization 19135d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 19145d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19155d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisnamespace { 19165d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// Trait used for the on-disk hash table used in the method pool. 19175d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisclass ASTDeclContextNameLookupTrait { 19185d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTWriter &Writer; 19195d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19205d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidispublic: 19215d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclarationName key_type; 19225d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef key_type key_type_ref; 19235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19245d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclContext::lookup_result data_type; 19255d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef const data_type& data_type_ref; 19265d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19275d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis explicit ASTDeclContextNameLookupTrait(ASTWriter &Writer) : Writer(Writer) { } 19285d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19295d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned ComputeHash(DeclarationName Name) { 19305d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis llvm::FoldingSetNodeID ID; 19315d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getNameKind()); 19325d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19335d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19345d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19355d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getAsIdentifierInfo()->getName()); 19365d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19375d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19385d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19395d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19405d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(serialization::ComputeHash(Name.getObjCSelector())); 19415d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19425d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19435d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19445d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19455d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Writer.GetOrCreateTypeID(Name.getCXXNameType())); 19465d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19475d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19485d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getCXXOverloadedOperator()); 19495d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19505d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19515d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getCXXLiteralIdentifier()->getName()); 19525d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 19535d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19545d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19555d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19565d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return ID.ComputeHash(); 19575d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19585d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19595d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis std::pair<unsigned,unsigned> 19605d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis EmitKeyDataLength(llvm::raw_ostream& Out, DeclarationName Name, 19615d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type_ref Lookup) { 19625d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned KeyLen = 1; 19635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19645d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19655d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19665d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19675d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19685d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19695d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19705d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19715d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19725d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 4; 19735d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19745d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19755d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 1; 19765d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19775d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 19785d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19795d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19805d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, KeyLen); 19815d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19825d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis // 2 bytes for num of decls and 4 for each DeclID. 19835d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned DataLen = 2 + 4 * (Lookup.second - Lookup.first); 19845d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, DataLen); 19855d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19865d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return std::make_pair(KeyLen, DataLen); 19875d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19885d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19895d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitKey(llvm::raw_ostream& Out, DeclarationName Name, unsigned) { 19905d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis using namespace clang::io; 19915d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19925d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getNameKind() < 0x100 && "Invalid name kind ?"); 19935d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getNameKind()); 19945d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19955d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getAsIdentifierInfo())); 19975d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19985d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19995d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 20005d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 20015d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getSelectorRef(Name.getObjCSelector())); 20025d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20035d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 20045d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 20055d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 20065d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getTypeID(Name.getCXXNameType())); 20075d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20085d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 20095d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getCXXOverloadedOperator() < 0x100 && "Invalid operator ?"); 20105d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getCXXOverloadedOperator()); 20115d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20125d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 20135d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getCXXLiteralIdentifier())); 20145d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20155d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 20165d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20175d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20185d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20195d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20205d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitData(llvm::raw_ostream& Out, key_type_ref, 20215d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type Lookup, unsigned DataLen) { 20225d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis uint64_t Start = Out.tell(); (void)Start; 20235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, Lookup.second - Lookup.first); 20245d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis for (; Lookup.first != Lookup.second; ++Lookup.first) 20255d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit32(Out, Writer.GetDeclRef(*Lookup.first)); 20265d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20275d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Out.tell() - Start == DataLen && "Data length is wrong"); 20285d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20295d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis}; 20305d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis} // end anonymous namespace 20315d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 2032074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \brief Write the block containing all of the declaration IDs 2033074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// visible from the given DeclContext. 2034074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// 2035074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \returns the offset of the DECL_CONTEXT_VISIBLE block within the 20361d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// bitstream, or 0 if no block was written. 2037074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidisuint64_t ASTWriter::WriteDeclContextVisibleBlock(ASTContext &Context, 2038074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext *DC) { 2039074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->getPrimaryContext() != DC) 2040074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2041074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2042074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Since there is no name lookup into functions or methods, don't bother to 2043074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // build a visible-declarations table for these entities. 2044074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isFunctionOrMethod()) 2045074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2046074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2047074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // If not in C++, we perform name lookup for the translation unit via the 2048074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // IdentifierInfo chains, don't bother to build a visible-declarations table. 2049074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // FIXME: In C++ we need the visible declarations in order to "see" the 2050074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // friend declarations, is there a way to do this without writing the table ? 2051074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isTranslationUnit() && !Context.getLangOptions().CPlusPlus) 2052074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2053074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2054074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Force the DeclContext to build a its name-lookup table. 2055a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis if (DC->hasExternalVisibleStorage()) 2056a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->MaterializeVisibleDeclsFromExternalStorage(); 2057a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis else 2058a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->lookup(DeclarationName()); 2059074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2060074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Serialize the contents of the mapping used for lookup. Note that, 2061074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // although we have two very different code paths, the serialized 2062074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // representation is the same for both cases: a declaration name, 2063074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // followed by a size, followed by references to the visible 2064074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // declarations that have that name. 2065074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint64_t Offset = Stream.GetCurrentBitNo(); 2066074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 2067074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (!Map || Map->empty()) 2068074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2069074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2070074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 2071074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ASTDeclContextNameLookupTrait Trait(*this); 2072074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2073074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table representation. 2074074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 2075074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis D != DEnd; ++D) { 2076074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclarationName Name = D->first; 2077074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext::lookup_result Result = D->second.getLookupResult(); 2078074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Generator.insert(Name, Result, Trait); 2079074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2080074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2081074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table in a buffer. 2082074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::SmallString<4096> LookupTable; 2083074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint32_t BucketOffset; 2084074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis { 2085074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::raw_svector_ostream Out(LookupTable); 2086074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Make sure that no bucket is at offset 0 2087074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis clang::io::Emit32(Out, 0); 2088074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis BucketOffset = Generator.Emit(Out, Trait); 2089074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2090074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2091074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Write the lookup table 2092074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis RecordData Record; 2093074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(DECL_CONTEXT_VISIBLE); 2094074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(BucketOffset); 2095074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecordWithBlob(DeclContextVisibleLookupAbbrev, Record, 2096074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis LookupTable.str()); 2097074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2098074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecord(DECL_CONTEXT_VISIBLE, Record); 2099074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ++NumVisibleDeclContexts; 2100074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return Offset; 2101074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis} 2102074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 21031d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// \brief Write an UPDATE_VISIBLE block for the given context. 21041d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// 21051d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// UPDATE_VISIBLE blocks contain the declarations that are added to an existing 21061d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// DeclContext in a dependent AST file. As such, they only exist for the TU 21071d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// (in C++) and for namespaces. 21081d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redlvoid ASTWriter::WriteDeclContextVisibleUpdate(const DeclContext *DC) { 21091d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl assert((DC->isTranslationUnit() || DC->isNamespace()) && 21101d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl "Only TU and namespaces should have visible decl updates."); 21111d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21121d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make the context build its lookup table, but don't make it load external 21131d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // decls. 21141d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DC->lookup(DeclarationName()); 21151d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21161d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 21171d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl if (!Map || Map->empty()) 21181d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl return; 21191d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21201d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 21211d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl ASTDeclContextNameLookupTrait Trait(*this); 21221d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21231d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the hash table. 21241d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 21251d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl D != DEnd; ++D) { 21261d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclarationName Name = D->first; 21271d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclContext::lookup_result Result = D->second.getLookupResult(); 21285967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // For any name that appears in this table, the results are complete, i.e. 21295967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // they overwrite results from previous PCHs. Merging is always a mess. 21305967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl Generator.insert(Name, Result, Trait); 21311d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21321d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21331d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the on-disk hash table in a buffer. 21341d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::SmallString<4096> LookupTable; 21351d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl uint32_t BucketOffset; 21361d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl { 21371d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::raw_svector_ostream Out(LookupTable); 21381d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make sure that no bucket is at offset 0 21391d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl clang::io::Emit32(Out, 0); 21401d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl BucketOffset = Generator.Emit(Out, Trait); 21411d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21421d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21431d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Write the lookup table 21441d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl RecordData Record; 21451d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(UPDATE_VISIBLE); 21461d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(getDeclID(cast<Decl>(DC))); 21471d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(BucketOffset); 21481d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Stream.EmitRecordWithBlob(UpdateVisibleAbbrev, Record, LookupTable.str()); 21491d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl} 21501d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21514153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl/// \brief Write ADDITIONAL_TEMPLATE_SPECIALIZATIONS blocks for all templates 21524153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl/// that have new specializations in the current AST file. 21534153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redlvoid ASTWriter::WriteAdditionalTemplateSpecializations() { 21544153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl RecordData Record; 21554153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl for (AdditionalTemplateSpecializationsMap::iterator 21564153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl I = AdditionalTemplateSpecializations.begin(), 21574153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl E = AdditionalTemplateSpecializations.end(); 21584153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl I != E; ++I) { 21594153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl Record.clear(); 21604153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl Record.push_back(I->first); 21614153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl Record.insert(Record.end(), I->second.begin(), I->second.end()); 21624153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl Stream.EmitRecord(ADDITIONAL_TEMPLATE_SPECIALIZATIONS, Record); 21634153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl } 21644153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl} 21654153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl 21665d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 21674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// General Serialization Routines 21684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 21694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 217068a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor/// \brief Write a record containing the given attributes. 2171a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAttributeRecord(const AttrVec &Attrs) { 217268a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor RecordData Record; 2173cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = Attrs.begin(), e = Attrs.end(); i != e; ++i){ 2174cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt const Attr * A = *i; 2175cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->getKind()); // FIXME: stable encoding, target attrs 2176cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt AddSourceLocation(A->getLocation(), Record); 2177cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->isInherited()); 217868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 2179cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt#include "clang/Serialization/AttrPCHWrite.inc" 21805b160927672440076aa53c31d84149f70fd8d40eFariborz Jahanian 218168a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor } 218268a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 21838538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DECL_ATTR, Record); 218468a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 218568a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 21861d6107c30194f10cb2c634e9d8f8740d660b1644Benjamin Kramervoid ASTWriter::AddString(llvm::StringRef Str, RecordData &Record) { 218768a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.push_back(Str.size()); 218868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.insert(Record.end(), Str.begin(), Str.end()); 218968a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 219068a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 21913251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// \brief Note that the identifier II occurs at the given offset 21923251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// within the identifier table. 2193a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetIdentifierOffset(const IdentifierInfo *II, uint32_t Offset) { 21948538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID = IdentifierIDs[II]; 21953397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only store offsets new to this AST file. Other identifier names are looked 2196f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // up earlier in the chain and thus don't need an offset. 2197f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl if (ID >= FirstIdentID) 2198f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets[ID - FirstIdentID] = Offset; 21993251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 22003251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 220183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// \brief Note that the selector Sel occurs at the given offset 220283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// within the method pool/selector table. 2203a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { 220483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned ID = SelectorIDs[Sel]; 220583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert(ID && "Unknown selector"); 2206e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Don't record offsets for selectors that are also available in a different 2207e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // file. 2208e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (ID < FirstSelectorID) 2209e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl return; 2210e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets[ID - FirstSelectorID] = Offset; 221183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor} 221283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 2213a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::ASTWriter(llvm::BitstreamWriter &Stream) 2214e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl : Stream(Stream), Chain(0), FirstDeclID(1), NextDeclID(FirstDeclID), 22158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FirstTypeID(NUM_PREDEF_TYPE_IDS), NextTypeID(FirstTypeID), 2216e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstIdentID(1), NextIdentID(FirstIdentID), FirstSelectorID(1), 221777424bc3794f569816dba52e423b57486a98e5baDouglas Gregor NextSelectorID(FirstSelectorID), FirstMacroID(1), NextMacroID(FirstMacroID), 221877424bc3794f569816dba52e423b57486a98e5baDouglas Gregor CollectedStmts(&StmtsToEmit), 2219e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumStatements(0), NumMacros(0), NumLexicalDeclContexts(0), 2220e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumVisibleDeclContexts(0) { 222130c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 22222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2223a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAST(Sema &SemaRef, MemorizeStatCalls *StatCalls, 222430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 22252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the file header. 2226c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2227c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'P', 8); 2228c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2229c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'H', 8); 22301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2231b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner WriteBlockInfoBlock(); 22322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22331dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (Chain) 2234a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTChain(SemaRef, StatCalls, isysroot); 22351dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 2236a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTCore(SemaRef, StatCalls, isysroot); 22371dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 22381dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2239a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTCore(Sema &SemaRef, MemorizeStatCalls *StatCalls, 22401dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const char *isysroot) { 22411dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 22421dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22431dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 22441dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 22451dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // The translation unit is the first declaration we'll emit. 22472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclIDs[Context.getTranslationUnitDecl()] = 1; 2248f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ++NextDeclID; 224961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(Context.getTranslationUnitDecl()); 22502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22512deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // Make sure that we emit IdentifierInfos (and any attached 22522deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // declarations) for builtins. 22532deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor { 22542deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor IdentifierTable &Table = PP.getIdentifierTable(); 22552deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor llvm::SmallVector<const char *, 32> BuiltinNames; 22562deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.BuiltinInfo.GetBuiltinNames(BuiltinNames, 22572deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.getLangOptions().NoBuiltin); 22582deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor for (unsigned I = 0, N = BuiltinNames.size(); I != N; ++I) 22592deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor getIdentifierRef(&Table.get(BuiltinNames[I])); 22602deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor } 22612deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 226263d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // Build a record containing all of the tentative definitions in this file, in 2263e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl // TentativeDefinitions order. Generally, this record will be empty for 226463d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // headers. 22654c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor RecordData TentativeDefinitions; 2266e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2267e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 226863d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner } 22694c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 227049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 227149b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 227249b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) 227349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 22744056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 227572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis RecordData WeakUndeclaredIdentifiers; 227672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 227772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back( 227872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis SemaRef.WeakUndeclaredIdentifiers.size()); 227972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 228072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis I = SemaRef.WeakUndeclaredIdentifiers.begin(), 228172b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 228272b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 228372b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 228472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 228572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 228672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 228772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 228811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 228914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Build a record containing all of the locally-scoped external 229014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // declarations in this header file. Generally, this record will be 229114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // empty. 229214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor RecordData LocallyScopedExternalDecls; 22933397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 229463d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // nondeterminstic! 22951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 229614c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD = SemaRef.LocallyScopedExternalDecls.begin(), 229714c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 229814c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD != TDEnd; ++TD) 229914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor AddDeclRef(TD->second, LocallyScopedExternalDecls); 230014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 2301b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Build a record containing all of the ext_vector declarations. 2302b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RecordData ExtVectorDecls; 2303b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) 2304b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2305b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2306d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of the VTable uses information. 2307d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData VTableUses; 2308be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis if (!SemaRef.VTableUses.empty()) { 2309be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTableUses.size()); 2310be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 2311be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 2312be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 2313be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 2314be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis } 2315d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis } 2316d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2317d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of dynamic classes declarations. 2318d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData DynamicClasses; 2319d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 2320d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 2321d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 23220e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Build a record containing all of pending implicit instantiations. 232362c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth RecordData PendingInstantiations; 23240e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis for (std::deque<Sema::PendingImplicitInstantiation>::iterator 232562c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth I = SemaRef.PendingInstantiations.begin(), 232662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth N = SemaRef.PendingInstantiations.end(); I != N; ++I) { 232762c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddDeclRef(I->first, PendingInstantiations); 232862c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddSourceLocation(I->second, PendingInstantiations); 23290e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis } 23300e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 23310e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis "There are local ones at end of translation unit!"); 23320e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 233376c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Build a record containing some declaration references. 233476c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis RecordData SemaDeclRefs; 233576c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 233676c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 233776c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 233876c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis } 233976c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 23403397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the remaining AST contents. 2341ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor RecordData Record; 23428538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 234330c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 23441dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteLanguageOptions(Context.getLangOptions()); 2345e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (StatCalls && !isysroot) 2346dd41ed59cf7aefabd40bf766d8fcc7ebd759c8e5Douglas Gregor WriteStatCache(*StatCalls); 2347e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 2348c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff // Write the record of special types. 2349c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff Record.clear(); 23501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2351c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getBuiltinVaListType(), Record); 2352c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCIdType(), Record); 2353c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCSelType(), Record); 2354c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCProtoType(), Record); 2355c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCClassType(), Record); 2356c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawCFConstantStringType(), Record); 2357c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawObjCFastEnumerationStateType(), Record); 2358c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getFILEType(), Record); 2359782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getjmp_bufType(), Record); 2360782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getsigjmp_bufType(), Record); 2361d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCIdRedefinitionType, Record); 2362d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCClassRedefinitionType, Record); 2363adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump AddTypeRef(Context.getRawBlockdescriptorType(), Record); 2364083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump AddTypeRef(Context.getRawBlockdescriptorExtendedType(), Record); 23652bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.ObjCSelRedefinitionType, Record); 23662bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.getRawNSConstantStringType(), Record); 2367006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis Record.push_back(Context.isInt128Installed()); 23688538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SPECIAL_TYPES, Record); 23691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2370366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // Keep writing types and declarations until all types and 2371366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // declarations have been written. 23728538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 237361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDeclsBlockAbbrevs(); 237461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor while (!DeclTypesToEmit.empty()) { 237561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclOrType DOT = DeclTypesToEmit.front(); 237661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.pop(); 237761d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor if (DOT.isType()) 237861d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteType(DOT.getType()); 237961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor else 238061d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDecl(Context, DOT.getDecl()); 238161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor } 238261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor Stream.ExitBlock(); 238311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 2384813a97b3eee957eac3ac1fb111b8892fb9afd0d4Douglas Gregor WritePreprocessor(PP); 2385059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl WriteSelectors(SemaRef); 2386320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian WriteReferencedSelectorsPool(SemaRef); 238737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor WriteIdentifierTable(PP); 23888f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor 23891476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2390ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor 23914c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing external, unnamed definitions. 2392fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor if (!ExternalDefinitions.empty()) 23938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 23944c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 23954c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing tentative definitions. 23964c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor if (!TentativeDefinitions.empty()) 23978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 239814c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 239949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 240049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 24018538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 240211a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 240372b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis // Write the record containing weak undeclared identifiers. 240472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!WeakUndeclaredIdentifiers.empty()) 24058538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 240672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers); 240772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis 240814c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Write the record containing locally-scoped external definitions. 240914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor if (!LocallyScopedExternalDecls.empty()) 24108538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 241114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor LocallyScopedExternalDecls); 2412b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2413b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Write the record containing ext_vector type names. 2414b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor if (!ExtVectorDecls.empty()) 24158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 24161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2417d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing VTable uses information. 2418d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!VTableUses.empty()) 24198538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 2420d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2421d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing dynamic classes declarations. 2422d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!DynamicClasses.empty()) 24238538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 2424d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 24250e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Write the record containing pending implicit instantiations. 242662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth if (!PendingInstantiations.empty()) 242762c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); 24280e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 242976c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Write the record containing declaration references of Sema. 243076c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (!SemaDeclRefs.empty()) 24318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 243276c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 24333e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor // Some simple statistics 2434ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor Record.clear(); 24353e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor Record.push_back(NumStatements); 243637e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Record.push_back(NumMacros); 24372512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumLexicalDeclContexts); 24382512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumVisibleDeclContexts); 24398538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 2440c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 24412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 24422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2443a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTChain(Sema &SemaRef, MemorizeStatCalls *StatCalls, 244430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 24451dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 24461dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2447ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstDeclID += Chain->getTotalNumDecls(); 2448ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID += Chain->getTotalNumTypes(); 2449ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID += Chain->getTotalNumIdentifiers(); 2450e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID += Chain->getTotalNumSelectors(); 245177424bc3794f569816dba52e423b57486a98e5baDouglas Gregor FirstMacroID += Chain->getTotalNumMacroDefinitions(); 2452ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextDeclID = FirstDeclID; 2453ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextTypeID = FirstTypeID; 2454ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextIdentID = FirstIdentID; 2455e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NextSelectorID = FirstSelectorID; 245677424bc3794f569816dba52e423b57486a98e5baDouglas Gregor NextMacroID = FirstMacroID; 2457ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 24581dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 24591dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 24601476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 24611dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl RecordData Record; 24628538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 246330c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 24641476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl if (StatCalls && !isysroot) 24651476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteStatCache(*StatCalls); 24661476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // FIXME: Source manager block should only write new stuff, which could be 24671476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // done by tracking the largest ID in the chain 24681476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 24691dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24701dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // The special types are in the chained PCH. 24711dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24721dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // We don't start with the translation unit, but with its decls that 24733c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl // don't come from the chained PCH. 24741dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const TranslationUnitDecl *TU = Context.getTranslationUnitDecl(); 2475eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis llvm::SmallVector<KindDeclIDPair, 64> NewGlobalDecls; 2476681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl for (DeclContext::decl_iterator I = TU->noload_decls_begin(), 2477681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl E = TU->noload_decls_end(); 24781dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl I != E; ++I) { 2479d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl if ((*I)->getPCHLevel() == 0) 2480eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis NewGlobalDecls.push_back(std::make_pair((*I)->getKind(), GetDeclRef(*I))); 24810b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl else if ((*I)->isChangedSinceDeserialization()) 24820b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl (void)GetDeclRef(*I); // Make sure it's written, but don't record it. 24831dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 2484681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl // We also need to write a lexical updates block for the TU. 2485d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl llvm::BitCodeAbbrev *Abv = new llvm::BitCodeAbbrev(); 24868538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(TU_UPDATE_LEXICAL)); 2487d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 2488d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl unsigned TuUpdateLexicalAbbrev = Stream.EmitAbbrev(Abv); 2489d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Record.clear(); 24908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TU_UPDATE_LEXICAL); 2491d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record, 2492d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl reinterpret_cast<const char*>(NewGlobalDecls.data()), 2493eb5e9986e577b1e2bff3cca5973a2494fb593fbbArgyrios Kyrtzidis NewGlobalDecls.size() * sizeof(KindDeclIDPair)); 24941d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // And in C++, a visible updates block for the TU. 24951d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl if (Context.getLangOptions().CPlusPlus) { 24961d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv = new llvm::BitCodeAbbrev(); 24971d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(UPDATE_VISIBLE)); 24981d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); 24991d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Fixed, 32)); 25001d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 25011d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl UpdateVisibleAbbrev = Stream.EmitAbbrev(Abv); 25021d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl WriteDeclContextVisibleUpdate(TU); 25031d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 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(); 25981dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl while (!DeclTypesToEmit.empty()) { 25991dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclOrType DOT = DeclTypesToEmit.front(); 26001dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclTypesToEmit.pop(); 26011dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (DOT.isType()) 26021dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteType(DOT.getType()); 26031dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 26041dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDecl(Context, DOT.getDecl()); 26051dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 26061dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 26071dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2608083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl WritePreprocessor(PP); 2609a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteSelectors(SemaRef); 2610a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteReferencedSelectorsPool(SemaRef); 2611f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl WriteIdentifierTable(PP); 26121476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2613083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2614a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis /// Build a record containing first declarations from a chained PCH and the 26153397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl /// most recent declarations in this AST that they point to. 2616a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis RecordData FirstLatestDeclIDs; 2617a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis for (FirstLatestDeclMap::iterator 2618a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis I = FirstLatestDecls.begin(), E = FirstLatestDecls.end(); I != E; ++I) { 2619a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis assert(I->first->getPCHLevel() > I->second->getPCHLevel() && 2620a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis "Expected first & second to be in different PCHs"); 2621a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->first, FirstLatestDeclIDs); 2622a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->second, FirstLatestDeclIDs); 2623a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis } 2624a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis if (!FirstLatestDeclIDs.empty()) 26258538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REDECLS_UPDATE_LATEST, FirstLatestDeclIDs); 2626a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis 2627083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing external, unnamed definitions. 2628083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExternalDefinitions.empty()) 26298538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 2630083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2631083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing tentative definitions. 2632083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!TentativeDefinitions.empty()) 26338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 2634083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 263549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 263649b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 26378538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 2638083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26394056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing weak undeclared identifiers. 26404056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!WeakUndeclaredIdentifiers.empty()) 26418538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 26424056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers); 26434056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2644083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing locally-scoped external definitions. 2645083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!LocallyScopedExternalDecls.empty()) 26468538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 2647083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl LocallyScopedExternalDecls); 2648083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2649083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing ext_vector type names. 2650083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExtVectorDecls.empty()) 26518538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 2652083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26534056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing VTable uses information. 26544056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!VTableUses.empty()) 26558538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 26564056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26574056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing dynamic classes declarations. 26584056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!DynamicClasses.empty()) 26598538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 26604056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26614056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing pending implicit instantiations. 266262c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth if (!PendingInstantiations.empty()) 266362c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); 26644056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26654056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing declaration references of Sema. 26664056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaDeclRefs.empty()) 26678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 2668083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26691d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Write the updates to C++ namespaces. 26701d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl for (llvm::SmallPtrSet<const NamespaceDecl *, 16>::iterator 26711d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl I = UpdatedNamespaces.begin(), 26721d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl E = UpdatedNamespaces.end(); 26731d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl I != E; ++I) 26741d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl WriteDeclContextVisibleUpdate(*I); 26751d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 26764153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl // Write the updates to C++ template specialization lists. 26774153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl if (!AdditionalTemplateSpecializations.empty()) 26784153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl WriteAdditionalTemplateSpecializations(); 26794153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl 2680083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.clear(); 2681083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumStatements); 2682083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumMacros); 2683083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumLexicalDeclContexts); 2684083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumVisibleDeclContexts); 26850b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl WriteDeclUpdateBlock(); 26868538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 26871dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 26881dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 26891dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2690a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteDeclUpdateBlock() { 26910b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl if (ReplacedDecls.empty()) 26920b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl return; 26930b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 26940b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl RecordData Record; 26958538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::SmallVector<std::pair<DeclID, uint64_t>, 16>::iterator 26960b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl I = ReplacedDecls.begin(), E = ReplacedDecls.end(); I != E; ++I) { 26970b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->first); 26980b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->second); 26990b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } 27008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DECL_REPLACEMENTS, Record); 27010b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl} 27020b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 2703a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSourceLocation(SourceLocation Loc, RecordData &Record) { 27042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Loc.getRawEncoding()); 27052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2707a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSourceRange(SourceRange Range, RecordData &Record) { 27086ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getBegin(), Record); 27096ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getEnd(), Record); 27106ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 27116ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 2712a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPInt(const llvm::APInt &Value, RecordData &Record) { 27132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Value.getBitWidth()); 27144ea884b429445aa6f1af5bc6e51d0b65a4043e24Benjamin Kramer const uint64_t *Words = Value.getRawData(); 27154ea884b429445aa6f1af5bc6e51d0b65a4043e24Benjamin Kramer Record.append(Words, Words + Value.getNumWords()); 27162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2718a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPSInt(const llvm::APSInt &Value, RecordData &Record) { 27190a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor Record.push_back(Value.isUnsigned()); 27200a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor AddAPInt(Value, Record); 27210a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor} 27220a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor 2723a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPFloat(const llvm::APFloat &Value, RecordData &Record) { 272417fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor AddAPInt(Value.bitcastToAPInt(), Record); 272517fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor} 272617fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor 2727a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddIdentifierRef(const IdentifierInfo *II, RecordData &Record) { 27282deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Record.push_back(getIdentifierRef(II)); 27292deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor} 27302deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 27318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlIdentID ASTWriter::getIdentifierRef(const IdentifierInfo *II) { 27322deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor if (II == 0) 27332deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return 0; 2734afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 27358538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID &ID = IdentifierIDs[II]; 2736afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor if (ID == 0) 2737f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextIdentID++; 27382deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return ID; 27392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2741f73c93fea0d4b447585bc7459499ba6b822e045cSebastian RedlMacroID ASTWriter::getMacroDefinitionID(MacroDefinition *MD) { 27426a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MD == 0) 27436a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return 0; 2744f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl 2745f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl MacroID &ID = MacroDefinitions[MD]; 27466a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID == 0) 274777424bc3794f569816dba52e423b57486a98e5baDouglas Gregor ID = NextMacroID++; 27486a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return ID; 27496a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor} 27506a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 2751a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSelectorRef(const Selector SelRef, RecordData &Record) { 27525d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Record.push_back(getSelectorRef(SelRef)); 27535d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 27545d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 27558538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlSelectorID ASTWriter::getSelectorRef(Selector Sel) { 27565d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (Sel.getAsOpaquePtr() == 0) { 27575d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return 0; 275890cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 275990cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 27608538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID &SID = SelectorIDs[Sel]; 2761e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (SID == 0 && Chain) { 2762e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // This might trigger a ReadSelector callback, which will set the ID for 2763e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // this selector. 2764e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Chain->LoadSelector(Sel); 2765e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 276690cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff if (SID == 0) { 2767e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SID = NextSelectorID++; 276890cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 27695d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return SID; 277090cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff} 277190cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 2772a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXTemporary(const CXXTemporary *Temp, RecordData &Record) { 2773d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner AddDeclRef(Temp->getDestructor(), Record); 2774d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner} 2775d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner 2776a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLocInfo(TemplateArgument::ArgKind Kind, 277744f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis const TemplateArgumentLocInfo &Arg, 277844f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis RecordData &Record) { 277944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis switch (Kind) { 2780833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Expression: 278144f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 2782833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2783833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Type: 278444f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTypeSourceInfo(Arg.getAsTypeSourceInfo(), Record); 2785833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2786788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor case TemplateArgument::Template: 278717cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceRange(Arg.getTemplateQualifierRange(), Record); 278817cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceLocation(Arg.getTemplateNameLoc(), Record); 2789788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor break; 2790833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Null: 2791833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Integral: 2792833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Declaration: 2793833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Pack: 2794833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2795833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall } 2796833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall} 2797833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 2798a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLoc(const TemplateArgumentLoc &Arg, 279944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis RecordData &Record) { 280044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgument(Arg.getArgument(), Record); 280117cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis 280217cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (Arg.getArgument().getKind() == TemplateArgument::Expression) { 280317cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis bool InfoHasSameExpr 280417cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis = Arg.getArgument().getAsExpr() == Arg.getLocInfo().getAsExpr(); 280517cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis Record.push_back(InfoHasSameExpr); 280617cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (InfoHasSameExpr) 280717cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis return; // Avoid storing the same expr twice. 280817cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis } 280944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgumentLocInfo(Arg.getArgument().getKind(), Arg.getLocInfo(), 281044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Record); 281144f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis} 281244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis 2813a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTypeSourceInfo(TypeSourceInfo *TInfo, RecordData &Record) { 2814a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall if (TInfo == 0) { 2815a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall AddTypeRef(QualType(), Record); 2816a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall return; 2817a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall } 2818a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2819a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall AddTypeRef(TInfo->getType(), Record); 2820a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall TypeLocWriter TLW(*this, Record); 2821a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall for (TypeLoc TL = TInfo->getTypeLoc(); !TL.isNull(); TL = TL.getNextTypeLoc()) 282211a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam TLW.Visit(TL); 2823a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 2824a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2825a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTypeRef(QualType T, RecordData &Record) { 28267fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis Record.push_back(GetOrCreateTypeID(T)); 28277fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis} 28287fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis 28297fb35182f43392cea4517c203bbabb22364a19fcArgyrios KyrtzidisTypeID ASTWriter::GetOrCreateTypeID(QualType T) { 2830eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2831eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::GetOrCreateTypeIdx), this)); 2832eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis} 28332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28345d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeID ASTWriter::getTypeID(QualType T) const { 2835eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2836eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::getTypeIdx), this)); 283726fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 283826fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 283926fca90786af17f97e1a5ecc310d4bf39b831595Argyrios KyrtzidisTypeIdx ASTWriter::GetOrCreateTypeIdx(QualType T) { 284026fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 284126fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 284226fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 284326fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 284401b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 2845c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) { 2846366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // We haven't seen this type before. Assign it a new ID and put it 28470953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // into the queue of types to emit. 2848c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 284961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(T); 2850366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor } 285126fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return Idx; 285226fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 28532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28545d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeIdx ASTWriter::getTypeIdx(QualType T) const { 285526fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 285626fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 285726fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 285826fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 28595d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis TypeIdxMap::const_iterator I = TypeIdxs.find(T); 28605d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(I != TypeIdxs.end() && "Type not emitted!"); 28615d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return I->second; 28622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2864a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddDeclRef(const Decl *D, RecordData &Record) { 2865681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Record.push_back(GetDeclRef(D)); 2866681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl} 2867681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl 28688538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::GetDeclRef(const Decl *D) { 28692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (D == 0) { 2870681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return 0; 28712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 287297475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor assert(!(reinterpret_cast<uintptr_t>(D) & 0x01) && "Invalid decl pointer"); 28738538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DeclID &ID = DeclIDs[D]; 28741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (ID == 0) { 28752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // We haven't seen this declaration before. Give it a new ID and 28762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // enqueue it in the list of declarations to emit. 2877f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextDeclID++; 287861d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(const_cast<Decl *>(D)); 28790b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } else if (ID < FirstDeclID && D->isChangedSinceDeserialization()) { 28800b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // We don't add it to the replacement collection here, because we don't 28810b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // have the offset yet. 28820b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl DeclTypesToEmit.push(const_cast<Decl *>(D)); 28830b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // Reset the flag, so that we don't add this decl multiple times. 28840b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl const_cast<Decl *>(D)->setChangedSinceDeserialization(false); 28852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 28862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2887681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return ID; 28882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::getDeclID(const Decl *D) { 28913251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor if (D == 0) 28923251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return 0; 28933251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 28943251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor assert(DeclIDs.find(D) != DeclIDs.end() && "Declaration not emitted!"); 28953251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return DeclIDs[D]; 28963251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 28973251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 2898a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddDeclarationName(DeclarationName Name, RecordData &Record) { 2899ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // FIXME: Emit a stable enum for NameKind. 0 = Identifier etc. 29002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getNameKind()); 29012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor switch (Name.getNameKind()) { 29022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::Identifier: 29032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddIdentifierRef(Name.getAsIdentifierInfo(), Record); 29042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 29072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCOneArgSelector: 29082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 290990cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff AddSelectorRef(Name.getObjCSelector(), Record); 29102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConstructorName: 29132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXDestructorName: 29142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConversionFunctionName: 29152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddTypeRef(Name.getCXXNameType(), Record); 29162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXOperatorName: 29192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getCXXOverloadedOperator()); 29202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29223e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 29233e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt AddIdentifierRef(Name.getCXXLiteralIdentifier(), Record); 29243e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 29253e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 29262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXUsingDirective: 29272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // No extra data to emit 29282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 29302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 29316ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29324045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddDeclarationNameLoc(const DeclarationNameLoc &DNLoc, 29334045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis DeclarationName Name, RecordData &Record) { 29344045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis switch (Name.getNameKind()) { 29354045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 29364045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 29374045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 29384045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddTypeSourceInfo(DNLoc.NamedType.TInfo, Record); 29394045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 29404045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29414045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 29424045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 29434045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXOperatorName.BeginOpNameLoc), 29444045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 29454045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 29464045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXOperatorName.EndOpNameLoc), 29474045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 29484045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 29494045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29504045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 29514045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation( 29524045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis SourceLocation::getFromRawEncoding(DNLoc.CXXLiteralOperatorName.OpNameLoc), 29534045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record); 29544045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 29554045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29564045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::Identifier: 29574045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 29584045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 29594045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 29604045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 29614045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis break; 29624045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis } 29634045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 29644045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29654045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddDeclarationNameInfo(const DeclarationNameInfo &NameInfo, 29664045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis RecordData &Record) { 29674045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddDeclarationName(NameInfo.getName(), Record); 29684045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceLocation(NameInfo.getLoc(), Record); 29694045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddDeclarationNameLoc(NameInfo.getInfo(), NameInfo.getName(), Record); 29704045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 29714045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 29724045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidisvoid ASTWriter::AddQualifierInfo(const QualifierInfo &Info, 29734045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis RecordData &Record) { 29744045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddNestedNameSpecifier(Info.NNS, Record); 29754045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddSourceRange(Info.NNSRange, Record); 29764045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis Record.push_back(Info.NumTemplParamLists); 29774045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis for (unsigned i=0, e=Info.NumTemplParamLists; i != e; ++i) 29784045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis AddTemplateParameterList(Info.TemplParamLists[i], Record); 29794045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis} 29804045107b7384fd68eed5e3e2f06fc2a47e7be0a6Argyrios Kyrtzidis 2981a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddNestedNameSpecifier(NestedNameSpecifier *NNS, 29826ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner RecordData &Record) { 29836ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Nested name specifiers usually aren't too long. I think that 8 would 29846ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // typically accomodate the vast majority. 29856ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner llvm::SmallVector<NestedNameSpecifier *, 8> NestedNames; 29866ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29876ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Push each of the NNS's onto a stack for serialization in reverse order. 29886ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while (NNS) { 29896ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNames.push_back(NNS); 29906ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NNS->getPrefix(); 29916ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 29926ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29936ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(NestedNames.size()); 29946ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while(!NestedNames.empty()) { 29956ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NestedNames.pop_back_val(); 29966ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNameSpecifier::SpecifierKind Kind = NNS->getKind(); 29976ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind); 29986ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner switch (Kind) { 29996ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Identifier: 30006ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddIdentifierRef(NNS->getAsIdentifier(), Record); 30016ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30026ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30036ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Namespace: 30046ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddDeclRef(NNS->getAsNamespace(), Record); 30056ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30066ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30076ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpec: 30086ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpecWithTemplate: 30096ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddTypeRef(QualType(NNS->getAsType(), 0), Record); 30106ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind == NestedNameSpecifier::TypeSpecWithTemplate); 30116ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30126ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 30136ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Global: 30146ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Don't need to write an associated value. 30156ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 30166ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 30176ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 30186ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 301990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 3020a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateName(TemplateName Name, RecordData &Record) { 302190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis TemplateName::NameKind Kind = Name.getKind(); 302290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Kind); 302390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Kind) { 302490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::Template: 302590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Name.getAsTemplateDecl(), Record); 302690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 302790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 302890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::OverloadedTemplate: { 302990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis OverloadedTemplateStorage *OvT = Name.getAsOverloadedTemplate(); 303090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(OvT->size()); 303190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (OverloadedTemplateStorage::iterator I = OvT->begin(), E = OvT->end(); 303290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 303390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(*I, Record); 303490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 303590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 303690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 303790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::QualifiedTemplate: { 303890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis QualifiedTemplateName *QualT = Name.getAsQualifiedTemplateName(); 303990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(QualT->getQualifier(), Record); 304090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(QualT->hasTemplateKeyword()); 304190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(QualT->getTemplateDecl(), Record); 304290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 304390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 304490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 304590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::DependentTemplate: { 304690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis DependentTemplateName *DepT = Name.getAsDependentTemplateName(); 304790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(DepT->getQualifier(), Record); 304890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->isIdentifier()); 304990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (DepT->isIdentifier()) 305090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddIdentifierRef(DepT->getIdentifier(), Record); 305190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis else 305290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->getOperator()); 305390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 305490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 305590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 305690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 305790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 3058a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgument(const TemplateArgument &Arg, 305990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis RecordData &Record) { 306090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.getKind()); 306190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Arg.getKind()) { 306290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Null: 306390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 306490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Type: 306590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getAsType(), Record); 306690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 306790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Declaration: 306890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Arg.getAsDecl(), Record); 306990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 307090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Integral: 307190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddAPSInt(*Arg.getAsIntegral(), Record); 307290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getIntegralType(), Record); 307390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 307490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Template: 307590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateName(Arg.getAsTemplate(), Record); 307690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 307790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Expression: 307890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 307990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 308090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Pack: 308190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.pack_size()); 308290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateArgument::pack_iterator I=Arg.pack_begin(), E=Arg.pack_end(); 308390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 308490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateArgument(*I, Record); 308590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 308690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 308790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 3088dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3089dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3090a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateParameterList(const TemplateParameterList *TemplateParams, 3091dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis RecordData &Record) { 3092dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateParams && "No TemplateParams!"); 3093dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getTemplateLoc(), Record); 3094dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getLAngleLoc(), Record); 3095dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getRAngleLoc(), Record); 3096dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateParams->size()); 3097dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (TemplateParameterList::const_iterator 3098dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P = TemplateParams->begin(), PEnd = TemplateParams->end(); 3099dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P != PEnd; ++P) 3100dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddDeclRef(*P, Record); 3101dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 3102dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3103dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis/// \brief Emit a template argument list. 3104dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3105a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateArgumentList(const TemplateArgumentList *TemplateArgs, 3106dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis RecordData &Record) { 3107dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateArgs && "No TemplateArgs!"); 3108dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateArgs->flat_size()); 3109dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (int i=0, e = TemplateArgs->flat_size(); i != e; ++i) 3110dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddTemplateArgument(TemplateArgs->get(i), Record); 3111dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 311237ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 311337ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 311437ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidisvoid 3115a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddUnresolvedSet(const UnresolvedSetImpl &Set, RecordData &Record) { 311637ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(Set.size()); 311737ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis for (UnresolvedSetImpl::const_iterator 311837ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis I = Set.begin(), E = Set.end(); I != E; ++I) { 311937ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis AddDeclRef(I.getDecl(), Record); 312037ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(I.getAccess()); 312137ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis } 312237ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis} 31230745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis 3124a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseSpecifier(const CXXBaseSpecifier &Base, 31250745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis RecordData &Record) { 31260745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isVirtual()); 31270745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isBaseOfClass()); 31280745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.getAccessSpecifierAsWritten()); 31295606220447c7901ba8d80147ddab893bb7949dd5Nick Lewycky AddTypeSourceInfo(Base.getTypeSourceInfo(), Record); 31300745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis AddSourceRange(Base.getSourceRange(), Record); 31310745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis} 313230c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 3133a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseOrMemberInitializers( 31348e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer * const *BaseOrMembers, 31358e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis unsigned NumBaseOrMembers, RecordData &Record) { 31368e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(NumBaseOrMembers); 31378e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0; i != NumBaseOrMembers; ++i) { 31388e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer *Init = BaseOrMembers[i]; 31398e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 31408e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseInitializer()); 31418e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isBaseInitializer()) { 31428e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddTypeSourceInfo(Init->getBaseClassInfo(), Record); 31438e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseVirtual()); 31448e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 31458e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getMember(), Record); 31468e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31478e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getMemberLocation(), Record); 31488e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddStmt(Init->getInit()); 31498e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getAnonUnionMember(), Record); 31508e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getLParenLoc(), Record); 31518e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getRParenLoc(), Record); 31528e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isWritten()); 31538e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isWritten()) { 31548e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getSourceOrder()); 31558e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 31568e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getNumArrayIndices()); 31578e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0, e=Init->getNumArrayIndices(); i != e; ++i) 31588e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getArrayIndex(i), Record); 31598e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31608e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31618e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis} 31628e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 3163c43b54cbc10654ed59de797898042e1a05265246Sebastian Redlvoid ASTWriter::SetReader(ASTReader *Reader) { 3164ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(Reader && "Cannot remove chain"); 3165ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(FirstDeclID == NextDeclID && 3166ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID == NextTypeID && 3167ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID == NextIdentID && 3168e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID == NextSelectorID && 316977424bc3794f569816dba52e423b57486a98e5baDouglas Gregor FirstMacroID == NextMacroID && 3170ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl "Setting chain after writing has started."); 3171ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Chain = Reader; 3172ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl} 3173ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 31748538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::IdentifierRead(IdentID ID, IdentifierInfo *II) { 3175f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierIDs[II] = ID; 3176f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl} 3177f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl 3178c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidisvoid ASTWriter::TypeRead(TypeIdx Idx, QualType T) { 317997475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // Always take the highest-numbered type index. This copes with an interesting 318097475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // case for chained AST writing where we schedule writing the type and then, 318197475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // later, deserialize the type from another AST. In this case, we want to 318297475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // keep the higher-numbered entry so that we can properly write it out to 318397475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor // the AST file. 318497475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor TypeIdx &StoredIdx = TypeIdxs[T]; 318597475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor if (Idx.getIndex() >= StoredIdx.getIndex()) 318697475834207bf5abb5b58534f783c9b71d4b9df1Douglas Gregor StoredIdx = Idx; 318730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 318830c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 31898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::DeclRead(DeclID ID, const Decl *D) { 31901476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclIDs[D] = ID; 319130c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 31925d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 31938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::SelectorRead(SelectorID ID, Selector S) { 31945d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl SelectorIDs[S] = ID; 31955d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 319677424bc3794f569816dba52e423b57486a98e5baDouglas Gregor 319777424bc3794f569816dba52e423b57486a98e5baDouglas Gregorvoid ASTWriter::MacroDefinitionRead(serialization::MacroID ID, 319877424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinition *MD) { 319977424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitions[MD] = ID; 320077424bc3794f569816dba52e423b57486a98e5baDouglas Gregor} 3201