ASTWriter.cpp revision 55f48de5f6b10b50f4d88a9f7235f4532f799550
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(EXPR_OBJC_SUPER_EXPR); 5960558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FOR_COLLECTION); 5970558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_CATCH); 5980558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FINALLY); 5990558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_TRY); 6000558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_SYNCHRONIZED); 6010558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_THROW); 602eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_OPERATOR_CALL); 603eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONSTRUCT); 604eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_STATIC_CAST); 605eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_DYNAMIC_CAST); 606eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_REINTERPRET_CAST); 607eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONST_CAST); 608eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_FUNCTIONAL_CAST); 609eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_BOOL_LITERAL); 610eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_NULL_PTR_LITERAL); 6110558df2da807646e65d4fa290f4e92114af1a746Chris Lattner#undef RECORD 612b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 6131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 614a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteBlockInfoBlock() { 615b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RecordData Record; 616b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EnterSubblock(llvm::bitc::BLOCKINFO_BLOCK_ID, 3); 6171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define BLOCK(X) EmitBlockID(X ## _ID, #X, Stream, Record) 6198538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 6201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6213397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // AST Top-Level Block. 622f29f0a28c4d9599b389bbb6d186e14af753dc5a3Sebastian Redl BLOCK(AST_BLOCK); 62351e774d42269e3b22d746184c0b9076fc13b32e6Zhongxing Xu RECORD(ORIGINAL_FILE_NAME); 624b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OFFSET); 625b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_OFFSET); 626b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LANGUAGE_OPTIONS); 627ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor RECORD(METADATA); 628b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_OFFSET); 629b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_TABLE); 630b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(EXTERNAL_DEFINITIONS); 631b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SPECIAL_TYPES); 632b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(STATISTICS); 633b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TENTATIVE_DEFINITIONS); 63449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RECORD(UNUSED_FILESCOPED_DECLS); 635b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LOCALLY_SCOPED_EXTERNAL_DECLS); 636b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SELECTOR_OFFSETS); 637b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(METHOD_POOL); 638b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_COUNTER_VALUE); 6397f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_OFFSETS); 6407f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_PRELOADS); 6414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RECORD(STAT_CACHE); 642b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RECORD(EXT_VECTOR_DECLS); 6435b4ec636637c9d876102240127cc0dca9280e83aTed Kremenek RECORD(VERSION_CONTROL_BRANCH_REVISION); 6446a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(MACRO_DEFINITION_OFFSETS); 645a93e3b5bde9f0a7b59215f19f176f7d69881b81cSebastian Redl RECORD(CHAINED_METADATA); 646320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RECORD(REFERENCED_SELECTOR_POOL); 6476a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 648b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // SourceManager Block. 6492f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(SOURCE_MANAGER_BLOCK); 650b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_FILE_ENTRY); 651b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_ENTRY); 652b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_BLOB); 653b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_INSTANTIATION_ENTRY); 654b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_LINE_TABLE); 6551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 656b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Preprocessor Block. 6572f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(PREPROCESSOR_BLOCK); 658b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_OBJECT_LIKE); 659b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_FUNCTION_LIKE); 660b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_TOKEN); 6616a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_INSTANTIATION); 6626a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_DEFINITION); 6636a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 66461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Decls and Types block. 66561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor BLOCK(DECLTYPES_BLOCK); 666b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_QUAL); 667b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_COMPLEX); 668b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_POINTER); 669b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_BLOCK_POINTER); 670b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_LVALUE_REFERENCE); 671b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RVALUE_REFERENCE); 672b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_MEMBER_POINTER); 673b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_CONSTANT_ARRAY); 674b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_INCOMPLETE_ARRAY); 675b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VARIABLE_ARRAY); 676b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VECTOR); 677b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_VECTOR); 678b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_PROTO); 679b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_NO_PROTO); 680b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEDEF); 681b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF_EXPR); 682b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF); 683b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RECORD); 684b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_ENUM); 685b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OBJC_INTERFACE); 686a53d2cbe37e4be0d95b9d3e09f74eafae31fc940John McCall RECORD(TYPE_OBJC_OBJECT); 687d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff RECORD(TYPE_OBJC_OBJECT_POINTER); 6880ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ATTR); 6890ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TRANSLATION_UNIT); 6900ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TYPEDEF); 6910ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM); 6920ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_RECORD); 6930ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM_CONSTANT); 6940ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FUNCTION); 6950ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_METHOD); 6960ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_INTERFACE); 6970ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROTOCOL); 6980ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IVAR); 6990ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_AT_DEFS_FIELD); 7000ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CLASS); 7010ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_FORWARD_PROTOCOL); 7020ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY); 7030ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY_IMPL); 7040ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IMPLEMENTATION); 7050ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_COMPATIBLE_ALIAS); 7060ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY); 7070ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY_IMPL); 708b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_FIELD); 709b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_VAR); 7100ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_IMPLICIT_PARAM); 711b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_PARM_VAR); 7120ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FILE_SCOPE_ASM); 7130ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_BLOCK); 7140ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_LEXICAL); 7150ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_VISIBLE); 71661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Statements and Exprs can occur in the Decls and Types block. 7170558df2da807646e65d4fa290f4e92114af1a746Chris Lattner AddStmtsExprs(Stream, Record); 718b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef RECORD 719b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef BLOCK 720b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.ExitBlock(); 721b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 722b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 723e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \brief Adjusts the given filename to only write out the portion of the 724e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// filename that is not part of the system root directory. 7251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 726e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param Filename the file name to adjust. 727e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 728e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param isysroot When non-NULL, the PCH file is a relocatable PCH file and 729e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// the returned filename will be adjusted by this system root. 730e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 731e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \returns either the original filename (if it needs no adjustment) or the 732e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// adjusted filename (which points into the @p Filename parameter). 7331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpstatic const char * 734e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas GregoradjustFilenameForRelocatablePCH(const char *Filename, const char *isysroot) { 735e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor assert(Filename && "No file name to adjust?"); 7361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 737e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!isysroot) 738e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 740e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Verify that the filename and the system root have the same prefix. 741e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned Pos = 0; 742e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor for (; Filename[Pos] && isysroot[Pos]; ++Pos) 743e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] != isysroot[Pos]) 744e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; // Prefixes don't match. 7451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 746e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We hit the end of the filename before we hit the end of the system root. 747e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!Filename[Pos]) 748e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 750e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // If the file name has a '/' at the current position, skip over the '/'. 751e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We distinguish sysroot-based includes from absolute includes by the 752e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // absence of '/' at the beginning of sysroot-based includes. 753e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] == '/') 754e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor ++Pos; 7551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 756e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename + Pos; 757e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor} 758b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 7593397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the AST metadata (e.g., i686-apple-darwin9). 760a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteMetadata(ASTContext &Context, const char *isysroot) { 7612bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor using namespace llvm; 762b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 763e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Metadata 764e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const TargetInfo &Target = Context.Target; 765e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor BitCodeAbbrev *MetaAbbrev = new BitCodeAbbrev(); 76677f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp( 7678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Chain ? CHAINED_METADATA : METADATA)); 7683397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST major 7693397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST minor 770e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang major 771e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang minor 772e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Relocatable 77377f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // Target triple or chained PCH name 77477f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 775e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned MetaAbbrevCode = Stream.EmitAbbrev(MetaAbbrev); 7761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 777e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor RecordData Record; 7788538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(Chain ? CHAINED_METADATA : METADATA); 7798538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_MAJOR); 7808538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_MINOR); 781e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MAJOR); 782e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MINOR); 783e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(isysroot != 0); 78477f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // FIXME: This writes the absolute path for chained headers. 78577f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl const std::string &BlobStr = Chain ? Chain->getFileName() : Target.getTriple().getTriple(); 78677f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl Stream.EmitRecordWithBlob(MetaAbbrevCode, Record, BlobStr); 7871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 788b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor // Original file name 789b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor SourceManager &SM = Context.getSourceManager(); 790b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor if (const FileEntry *MainFile = SM.getFileEntryForID(SM.getMainFileID())) { 791b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor BitCodeAbbrev *FileAbbrev = new BitCodeAbbrev(); 7928538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FileAbbrev->Add(BitCodeAbbrevOp(ORIGINAL_FILE_NAME)); 793b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor FileAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 794b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor unsigned FileAbbrevCode = Stream.EmitAbbrev(FileAbbrev); 795b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 796b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor llvm::sys::Path MainFilePath(MainFile->getName()); 7971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 79811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam MainFilePath.makeAbsolute(); 799b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 800aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam const char *MainFileNameStr = MainFilePath.c_str(); 8011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump MainFileNameStr = adjustFilenameForRelocatablePCH(MainFileNameStr, 802e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor isysroot); 803b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor RecordData Record; 8048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(ORIGINAL_FILE_NAME); 805ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(FileAbbrevCode, Record, MainFileNameStr); 806b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor } 80711a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 808f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek // Repository branch/version information. 809f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek BitCodeAbbrev *RepoAbbrev = new BitCodeAbbrev(); 8108538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl RepoAbbrev->Add(BitCodeAbbrevOp(VERSION_CONTROL_BRANCH_REVISION)); 811f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek RepoAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // SVN branch/tag 812f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek unsigned RepoAbbrevCode = Stream.EmitAbbrev(RepoAbbrev); 813445e23e9b909ec8e21303c7dd82c90b72fc09ac4Douglas Gregor Record.clear(); 8148538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_CONTROL_BRANCH_REVISION); 815f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek Stream.EmitRecordWithBlob(RepoAbbrevCode, Record, 816f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek getClangFullRepositoryVersion()); 8172bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor} 8182bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor 8192bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor/// \brief Write the LangOptions structure. 820a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteLanguageOptions(const LangOptions &LangOpts) { 8210a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor RecordData Record; 8220a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Trigraphs); 8230a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.BCPLComment); // BCPL-style '//' comments. 8240a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.DollarIdents); // '$' allowed in identifiers. 8250a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.AsmPreprocessor); // Preprocessor in asm mode. 8260a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUMode); // True in gnu99 mode false in c99 mode (etc) 827eb5d7b752651283de5abfcc2f91df7227582a08dChandler Carruth Record.push_back(LangOpts.GNUKeywords); // Allow GNU-extension keywords 8280a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ImplicitInt); // C89 implicit 'int'. 8290a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Digraphs); // C94, C99 and C++ 8300a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.HexFloats); // C99 Hexadecimal float constants. 8310a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.C99); // C99 Support 8320a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Microsoft); // Microsoft extensions. 8330a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus); // C++ Support 8340a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus0x); // C++0x Support 8350a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CXXOperatorNames); // Treat C++ operator names as keywords. 8361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8370a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC1); // Objective-C 1 support enabled. 8380a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC2); // Objective-C 2 support enabled. 83911a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI); // Objective-C 840412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 84111a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI2); // Objective-C enhanced 842412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 8434c9d8d0eca5ca635d9a30222f690db9140e98325Fariborz Jahanian Record.push_back(LangOpts.NoConstantCFStrings); // non cfstring generation enabled.. 8441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8450a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PascalStrings); // Allow Pascal strings 8460a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.WritableStrings); // Allow writable strings 8470a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.LaxVectorConversions); 848b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.AltiVec); 8490a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Exceptions); // Support exception handling. 85073482884560be041d86eccbd7dd5a6918677393bDaniel Dunbar Record.push_back(LangOpts.SjLjExceptions); 8510a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8520a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NeXTRuntime); // Use NeXT runtime. 8530a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Freestanding); // Freestanding implementation 8540a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoBuiltin); // Do not use builtin functions (-fno-builtin) 8550a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 856ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // Whether static initializers are protected by locks. 857ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner Record.push_back(LangOpts.ThreadsafeStatics); 858972d954bd216c86a961bb7f81c53af85de17c2f0Douglas Gregor Record.push_back(LangOpts.POSIXThreads); 8590a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Blocks); // block extension to C 8600a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.EmitAllDecls); // Emit all declarations, even if 8610a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // they are unused. 8620a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.MathErrno); // Math functions must respect errno 8630a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // (modulo the platform support). 8640a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 865a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.getSignedOverflowBehavior()); 866a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.HeinousExtensions); 8670a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8680a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Optimize); // Whether __OPTIMIZE__ should be defined. 8691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Record.push_back(LangOpts.OptimizeSize); // Whether __OPTIMIZE_SIZE__ should be 8700a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // defined. 8710a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Static); // Should __STATIC__ be defined (as 8720a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // opposed to __DYNAMIC__). 8730a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PICLevel); // The value for __PIC__, if non-zero. 8740a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8750a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUInline); // Should GNU inline semantics be 8760a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // used (instead of C99 semantics). 8770a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoInline); // Should __NO_INLINE__ be defined. 878a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson Record.push_back(LangOpts.AccessControl); // Whether C++ access control should 879a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson // be enabled. 88015b91764d08e886391c865c4a444d7b51141c284Eli Friedman Record.push_back(LangOpts.CharIsSigned); // Whether char is a signed or 88115b91764d08e886391c865c4a444d7b51141c284Eli Friedman // unsigned type 882a6fda124bf380479529d6a80b84b62cacd3cb707John Thompson Record.push_back(LangOpts.ShortWChar); // force wchar_t to be unsigned short 8830a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getGCMode()); 8840a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getVisibilityMode()); 885ab8e281b32a3d3b9b18257d26844362bf806ecdcDaniel Dunbar Record.push_back(LangOpts.getStackProtectorMode()); 8860a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.InstantiationDepth); 887b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.OpenCL); 8889c276ae0f24d4cee8f7954069d4b8eae45d0447dMike Stump Record.push_back(LangOpts.CatchUndefined); 88992f5822df6a0d7571df44b5d279ed4f017fbb0e6Anders Carlsson Record.push_back(LangOpts.ElideConstructors); 890a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Record.push_back(LangOpts.SpellChecking); 8918538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LANGUAGE_OPTIONS, Record); 8920a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor} 8930a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 89414f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 8954fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// stat cache Serialization 8964fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 8974fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 8984fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregornamespace { 8994fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Trait used for the on-disk hash table of stat cache results. 9003397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTStatCacheTrait { 9014fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregorpublic: 9024fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const char * key_type; 9034fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef key_type key_type_ref; 9041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9054fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef std::pair<int, struct stat> data_type; 9064fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const data_type& data_type_ref; 9074fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9084fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor static unsigned ComputeHash(const char *path) { 9092596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(path); 9104fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 9134fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, const char *path, 9144fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data) { 9154fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StrLen = strlen(path); 9164fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit16(Out, StrLen); 9174fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned DataLen = 1; // result value 9184fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) 9194fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor DataLen += 4 + 4 + 2 + 8 + 8; 9204fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit8(Out, DataLen); 9214fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor return std::make_pair(StrLen + 1, DataLen); 9224fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9244fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitKey(llvm::raw_ostream& Out, const char *path, unsigned KeyLen) { 9254fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Out.write(path, KeyLen); 9264fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9284fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 9294fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data, unsigned DataLen) { 9304fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace clang::io; 9314fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint64_t Start = Out.tell(); (void)Start; 9321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9334fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Result of stat() 9344fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit8(Out, Data.first? 1 : 0); 9351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9364fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) { 9374fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_ino); 9384fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_dev); 9394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit16(Out, (uint16_t) Data.second.st_mode); 9404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_mtime); 9414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_size); 9424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor assert(Out.tell() - Start == DataLen && "Wrong data length"); 9454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor}; 9474fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} // end anonymous namespace 9484fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9493397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the stat() system call cache to the AST file. 950a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteStatCache(MemorizeStatCalls &StatCalls) { 9514fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Build the on-disk hash table containing information about every 9524fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // stat() call. 9533397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTStatCacheTrait> Generator; 9544fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned NumStatEntries = 0; 9551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (MemorizeStatCalls::iterator Stat = StatCalls.begin(), 9564fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor StatEnd = StatCalls.end(); 957e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Stat != StatEnd; ++Stat, ++NumStatEntries) { 958e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Stat->first(); 959e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Generator.insert(Filename, Stat->second); 960e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor } 9611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9624fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create the on-disk hash table in a buffer. 9631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> StatCacheData; 9644fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint32_t BucketOffset; 9654fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor { 9664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor llvm::raw_svector_ostream Out(StatCacheData); 9674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Make sure that no bucket is at offset 0 9684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit32(Out, 0); 9694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BucketOffset = Generator.Emit(Out); 9704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9724fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create a blob abbreviation 9734fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace llvm; 9744fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9758538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(STAT_CACHE)); 9764fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9774fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9784fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 9794fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StatCacheAbbrev = Stream.EmitAbbrev(Abbrev); 9804fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9814fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Write the stat cache 9824fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RecordData Record; 9838538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(STAT_CACHE); 9844fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(BucketOffset); 9854fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(NumStatEntries); 986ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(StatCacheAbbrev, Record, StatCacheData.str()); 9874fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} 9884fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9894fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 99014f79002e58556798e86168c63e48d533287eda5Douglas Gregor// Source Manager Serialization 99114f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 99214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 99314f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 99414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// file. 995c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocFileAbbrev(llvm::BitstreamWriter &Stream) { 99614f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 99714f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_FILE_ENTRY)); 99914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 100014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 100114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 100214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 10032d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // FileEntry fields. 10042d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 12)); // Size 10052d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 32)); // Modification time 100612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // HeaderFileInfo fields. 100712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isImport 100812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // DirInfo 100912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // NumIncludes 101012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // ControllingMacro 101114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 1012c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 101314f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 101414f79002e58556798e86168c63e48d533287eda5Douglas Gregor 101514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 101614f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1017c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferAbbrev(llvm::BitstreamWriter &Stream) { 101814f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 101914f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10208538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_ENTRY)); 102114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 102214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 102314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 102414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 102514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Buffer name blob 1026c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 102714f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 102814f79002e58556798e86168c63e48d533287eda5Douglas Gregor 102914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 103014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer's blob. 1031c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferBlobAbbrev(llvm::BitstreamWriter &Stream) { 103214f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 103314f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_BLOB)); 103514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Blob 1036c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 103714f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 103814f79002e58556798e86168c63e48d533287eda5Douglas Gregor 103914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to an 104014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1041c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocInstantiationAbbrev(llvm::BitstreamWriter &Stream) { 104214f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 104314f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10448538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_INSTANTIATION_ENTRY)); 104514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 104614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Spelling location 104714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Start location 104814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // End location 1049f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Token length 1050c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 105114f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 105214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 105314f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Writes the block containing the serialized form of the 105414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// source manager. 105514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// 105614f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// TODO: We should probably use an on-disk hash table (stored in a 105714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// blob), indexed based on the file name, so that we only create 105814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// entries for files that we actually need. In the common case (no 105914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// errors), we probably won't have to create file entries for any of 106014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// the files in the AST. 1061a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSourceManagerBlock(SourceManager &SourceMgr, 1062e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const Preprocessor &PP, 1063e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *isysroot) { 10647f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData Record; 10657f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 1066f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner // Enter the source manager block. 10678538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(SOURCE_MANAGER_BLOCK_ID, 3); 106814f79002e58556798e86168c63e48d533287eda5Douglas Gregor 106914f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Abbreviations for the various kinds of source-location entries. 1070828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocFileAbbrv = CreateSLocFileAbbrev(Stream); 1071828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferAbbrv = CreateSLocBufferAbbrev(Stream); 1072828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferBlobAbbrv = CreateSLocBufferBlobAbbrev(Stream); 1073828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocInstantiationAbbrv = CreateSLocInstantiationAbbrev(Stream); 10747f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10757f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Write the line table. 10767f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SourceMgr.hasLineTable()) { 10777f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LineTableInfo &LineTable = SourceMgr.getLineTable(); 10787f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10797f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file names 10807f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LineTable.getNumFilenames()); 10817f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (unsigned I = 0, N = LineTable.getNumFilenames(); I != N; ++I) { 10827f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file name 10837f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor const char *Filename = LineTable.getFilename(I); 1084e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 10857f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned FilenameLen = Filename? strlen(Filename) : 0; 10867f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(FilenameLen); 10877f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (FilenameLen) 10887f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.insert(Record.end(), Filename, Filename + FilenameLen); 10897f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 10901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10917f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10927f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (LineTableInfo::iterator L = LineTable.begin(), LEnd = LineTable.end(); 10937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor L != LEnd; ++L) { 10947f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file ID 10957f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->first); 10961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10977f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10987f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->second.size()); 10991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (std::vector<LineEntry>::iterator LE = L->second.begin(), 11007f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LEEnd = L->second.end(); 11017f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LE != LEEnd; ++LE) { 11027f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FileOffset); 11037f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->LineNo); 11047f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FilenameID); 11057f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back((unsigned)LE->FileKind); 11067f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->IncludeOffset); 11077f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11087f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11098538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SM_LINE_TABLE, Record); 11107f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11117f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 111214f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Write out the source location entry table. We skip the first 111314f79002e58556798e86168c63e48d533287eda5Douglas Gregor // entry, which is always the same dummy entry. 1114090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner std::vector<uint32_t> SLocEntryOffsets; 11157f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData PreloadSLocs; 11160fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl unsigned BaseSLocID = Chain ? Chain->getTotalNumSLocs() : 0; 11170fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl SLocEntryOffsets.reserve(SourceMgr.sloc_entry_size() - 1 - BaseSLocID); 11180fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl for (unsigned I = BaseSLocID + 1, N = SourceMgr.sloc_entry_size(); 11190fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl I != N; ++I) { 1120bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor // Get this source location entry. 1121bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor const SrcMgr::SLocEntry *SLoc = &SourceMgr.getSLocEntry(I); 112211a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 11237f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Record the offset of this source-location entry. 11247f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor SLocEntryOffsets.push_back(Stream.GetCurrentBitNo()); 11257f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 112614f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Figure out which record code to use. 112714f79002e58556798e86168c63e48d533287eda5Douglas Gregor unsigned Code; 112814f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 112914f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->getFile().getContentCache()->Entry) 11308538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_FILE_ENTRY; 113114f79002e58556798e86168c63e48d533287eda5Douglas Gregor else 11328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_BUFFER_ENTRY; 113314f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else 11348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_INSTANTIATION_ENTRY; 11357f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 113614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Code); 113714f79002e58556798e86168c63e48d533287eda5Douglas Gregor 113814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(SLoc->getOffset()); 113914f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 114014f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::FileInfo &File = SLoc->getFile(); 114114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getIncludeLoc().getRawEncoding()); 114214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getFileCharacteristic()); // FIXME: stable encoding 1143bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor Record.push_back(File.hasLineDirectives()); 114414f79002e58556798e86168c63e48d533287eda5Douglas Gregor 114514f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::ContentCache *Content = File.getContentCache(); 114614f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (Content->Entry) { 114714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a file. The blob associated 114814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry is the file name. 11491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11502d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // Emit size/modification time for this file. 11512d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getSize()); 11522d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getModificationTime()); 11532d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor 115412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // Emit header-search information associated with this file. 115512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderFileInfo HFI; 115612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderSearch &HS = PP.getHeaderSearchInfo(); 115712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor if (Content->Entry->getUID() < HS.header_file_size()) 115812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HFI = HS.header_file_begin()[Content->Entry->getUID()]; 115912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.isImport); 116012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.DirInfo); 116112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.NumIncludes); 116212fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor AddIdentifierRef(HFI.ControllingMacro, Record); 116312fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor 1164e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Turn the file name into an absolute path, if it isn't already. 1165e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Content->Entry->getName(); 1166e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor llvm::sys::Path FilePath(Filename, strlen(Filename)); 116711a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam FilePath.makeAbsolute(); 1168aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam Filename = FilePath.c_str(); 11691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1170e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 1171ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocFileAbbrv, Record, Filename); 11727f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11737f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // FIXME: For now, preload all file source locations, so that 11747f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // we get the appropriate File entries in the reader. This is 11757f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // a temporary measure. 11760fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 117714f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 117814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a buffer. The blob associated 117914f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry contains the contents of the buffer. 118014f79002e58556798e86168c63e48d533287eda5Douglas Gregor 118114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // We add one to the size so that we capture the trailing NULL 118214f79002e58556798e86168c63e48d533287eda5Douglas Gregor // that is required by llvm::MemoryBuffer::getMemBuffer (on 118314f79002e58556798e86168c63e48d533287eda5Douglas Gregor // the reader side). 118436c35ba0aca641e60e5dbee8efbc620c08b9bd61Douglas Gregor const llvm::MemoryBuffer *Buffer 1185e127a0d80155b45dafe77f2b4380e5fa111a3345Chris Lattner = Content->getBuffer(PP.getDiagnostics(), PP.getSourceManager()); 118614f79002e58556798e86168c63e48d533287eda5Douglas Gregor const char *Name = Buffer->getBufferIdentifier(); 1187ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocBufferAbbrv, Record, 1188ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Name, strlen(Name) + 1)); 118914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.clear(); 11908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SM_SLOC_BUFFER_BLOB); 1191c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record, 1192ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Buffer->getBufferStart(), 1193ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Buffer->getBufferSize() + 1)); 11947f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11957f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (strcmp(Name, "<built-in>") == 0) 11960fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 119714f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 119814f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 119914f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is an instantiation. 120014f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::InstantiationInfo &Inst = SLoc->getInstantiation(); 120114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getSpellingLoc().getRawEncoding()); 120214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocStart().getRawEncoding()); 120314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocEnd().getRawEncoding()); 120414f79002e58556798e86168c63e48d533287eda5Douglas Gregor 1205f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor // Compute the token length for this macro expansion. 1206f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor unsigned NextOffset = SourceMgr.getNextOffset(); 1207bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor if (I + 1 != N) 1208bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor NextOffset = SourceMgr.getSLocEntry(I + 1).getOffset(); 1209f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Record.push_back(NextOffset - SLoc->getOffset() - 1); 1210c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithAbbrev(SLocInstantiationAbbrv, Record); 121114f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121214f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12147f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.ExitBlock(); 1215bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor 12167f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SLocEntryOffsets.empty()) 12177f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor return; 12182eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12193397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source-location offsets table into the AST block. This 12207f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // table is used for lazily loading source-location information. 12217f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor using namespace llvm; 12227f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 12238538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SOURCE_LOCATION_OFFSETS)); 12247f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // # of slocs 12257f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // next offset 12267f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // offsets 12277f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned SLocOffsetsAbbrev = Stream.EmitAbbrev(Abbrev); 12281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12297f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 12308538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SOURCE_LOCATION_OFFSETS); 12317f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(SLocEntryOffsets.size()); 12328db9faed418ea743f55c31e1ccecadbb23bd55b7Sebastian Redl unsigned BaseOffset = Chain ? Chain->getNextSLocOffset() : 0; 12338db9faed418ea743f55c31e1ccecadbb23bd55b7Sebastian Redl Record.push_back(SourceMgr.getNextOffset() - BaseOffset); 12347f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record, 1235ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SLocEntryOffsets), 1236090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner SLocEntryOffsets.size()*sizeof(SLocEntryOffsets[0])); 12377f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 12383397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source location entry preloads array, telling the AST 12397f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // reader which source locations entries it should load eagerly. 12408538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SOURCE_LOCATION_PRELOADS, PreloadSLocs); 124114f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 124214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Preprocessor Serialization 12454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 12470b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// \brief Writes the block containing the serialized form of the 12480b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// preprocessor. 12490b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// 1250a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WritePreprocessor(const Preprocessor &PP) { 12517c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner RecordData Record; 12527c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 1253c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner // If the preprocessor __COUNTER__ value has been bumped, remember it. 1254c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner if (PP.getCounterValue() != 0) { 1255c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.push_back(PP.getCounterValue()); 12568538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_COUNTER_VALUE, Record); 1257c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.clear(); 12582eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor } 12592eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12602eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // Enter the preprocessor block. 12618538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(PREPROCESSOR_BLOCK_ID, 2); 12621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12633397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // If the AST file contains __DATE__ or __TIME__ emit a warning about this. 12642eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // FIXME: use diagnostics subsystem for localization etc. 12652eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor if (PP.SawDateOrTime()) 12662eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor fprintf(stderr, "warning: precompiled header used __DATE__ or __TIME__.\n"); 12671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12687c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // Loop over all the macro definitions that are live at the end of the file, 12697c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // emitting each to the PP section. 12706a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor PreprocessingRecord *PPRec = PP.getPreprocessingRecord(); 12717c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (Preprocessor::macro_iterator I = PP.macro_begin(), E = PP.macro_end(); 12727c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) { 127342d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // FIXME: This emits macros in hash table order, we should do it in a stable 127442d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // order so that output is reproducible. 12757c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner MacroInfo *MI = I->second; 12767c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12773397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Don't emit builtin macros like __LINE__ to the AST file unless they have 12787c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // been redefined by the header (in which case they are not isBuiltinMacro). 12793397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Also skip macros from a AST file if we're chaining. 1280ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor 1281ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // FIXME: There is a (probably minor) optimization we could do here, if 1282ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // the macro comes from the original PCH but the identifier comes from a 1283ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // chained PCH, by storing the offset into the original PCH rather than 1284ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor // writing the macro definition a second time. 1285ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor if (MI->isBuiltinMacro() || 1286ee9b0ba29094eb177a285e726ab96e979e5b9c61Douglas Gregor (Chain && I->first->isFromAST() && MI->isFromAST())) 12877c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner continue; 12887c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12897356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(I->first, Record); 129037e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor MacroOffsets[I->first] = Stream.GetCurrentBitNo(); 12917c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getDefinitionLoc().getRawEncoding()); 12927c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isUsed()); 12931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12947c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner unsigned Code; 12957c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner if (MI->isObjectLike()) { 12968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_OBJECT_LIKE; 12977c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } else { 12988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_FUNCTION_LIKE; 12991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13007c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isC99Varargs()); 13017c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isGNUVarargs()); 13027c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getNumArgs()); 13037c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (MacroInfo::arg_iterator I = MI->arg_begin(), E = MI->arg_end(); 13047c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) 13057356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(*I, Record); 13067c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 13076a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13086a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If we have a detailed preprocessing record, record the macro definition 13096a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // ID that corresponds to this macro. 13106a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) 13116a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(PPRec->findMacroDefinition(MI))); 13126a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1313c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(Code, Record); 13147c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.clear(); 1315f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner 1316df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Emit the tokens array. 1317df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner for (unsigned TokNo = 0, e = MI->getNumTokens(); TokNo != e; ++TokNo) { 1318df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Note that we know that the preprocessor does not have any annotation 1319df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // tokens in it because they are created by the parser, and thus can't be 1320df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // in a macro definition. 1321df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner const Token &Tok = MI->getReplacementToken(TokNo); 13221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1323df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLocation().getRawEncoding()); 1324df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLength()); 1325df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner 1326df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: When reading literal tokens, reconstruct the literal pointer if 1327df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // it is needed. 13287356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(Tok.getIdentifierInfo(), Record); 13291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1330df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token kind to a stable encoding. 1331df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getKind()); 1332df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token flags to a stable encoding. 1333df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getFlags()); 13341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13358538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_TOKEN, Record); 1336df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.clear(); 1337df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner } 133837e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor ++NumMacros; 13397c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 13406a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13416a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If the preprocessor has a preprocessing record, emit it. 13426a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned NumPreprocessingRecords = 0; 13436a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) { 1344196f557741eeb346cc7cb6aa85f75dd9f82b4a06Sebastian Redl unsigned IndexBase = Chain ? PPRec->getNumPreallocatedEntities() : 0; 1345b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl for (PreprocessingRecord::iterator E = PPRec->begin(Chain), 1346b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl EEnd = PPRec->end(Chain); 13476a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor E != EEnd; ++E) { 13486a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 13496a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13506a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 1351b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl Record.push_back(IndexBase + NumPreprocessingRecords++); 13526a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getBegin(), Record); 13536a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getEnd(), Record); 13546a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MI->getName(), Record); 13556a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(MI->getDefinition())); 13568538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_INSTANTIATION, Record); 13576a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13586a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13596a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13606a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 13616a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Record this macro definition's location. 1362f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl MacroID ID = getMacroDefinitionID(MD); 136377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor 136477424bc3794f569816dba52e423b57486a98e5baDouglas Gregor // Don't write the macro definition if it is from another AST file. 136577424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (ID < FirstMacroID) 136677424bc3794f569816dba52e423b57486a98e5baDouglas Gregor continue; 136777424bc3794f569816dba52e423b57486a98e5baDouglas Gregor 136877424bc3794f569816dba52e423b57486a98e5baDouglas Gregor unsigned Position = ID - FirstMacroID; 136977424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (Position != MacroDefinitionOffsets.size()) { 137077424bc3794f569816dba52e423b57486a98e5baDouglas Gregor if (Position > MacroDefinitionOffsets.size()) 137177424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitionOffsets.resize(Position + 1); 13726a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 137377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitionOffsets[Position] = Stream.GetCurrentBitNo(); 13746a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } else 13756a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.push_back(Stream.GetCurrentBitNo()); 13766a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1377b57a624f22b1efa873e0abac78128b69fba3d486Sebastian Redl Record.push_back(IndexBase + NumPreprocessingRecords++); 13786a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(ID); 13796a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getBegin(), Record); 13806a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getEnd(), Record); 13816a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MD->getName(), Record); 13826a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getLocation(), Record); 13838538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_DEFINITION, Record); 13846a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13856a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13866a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13876a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13886a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1389c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 13906a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13916a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for the preprocessing record. 13926a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (NumPreprocessingRecords > 0) { 13936a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for identifier IDs. 13946a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor using namespace llvm; 13956a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 13968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(MACRO_DEFINITION_OFFSETS)); 13976a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of records 13986a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of macro defs 13996a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 14006a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned MacroDefOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 14016a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 14026a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 14038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(MACRO_DEFINITION_OFFSETS); 14046a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords); 14056a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(MacroDefinitionOffsets.size()); 14066a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EmitRecordWithBlob(MacroDefOffsetAbbrev, Record, 1407ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(MacroDefinitionOffsets), 14086a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.size() * sizeof(uint32_t)); 14096a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 14100b1fb988012da21d996c43e36867787a7a07b889Chris Lattner} 14110b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 14124fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14134fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Type Serialization 14144fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14150b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 14163397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the representation of a type to the AST stream. 1417a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteType(QualType T) { 141801b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 1419c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) // we haven't seen this type before. 1420c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 14211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 142255f48de5f6b10b50f4d88a9f7235f4532f799550Douglas Gregor // If this type comes from a previously-loaded PCH/AST file, don't try to 142355f48de5f6b10b50f4d88a9f7235f4532f799550Douglas Gregor // write the type again. 142455f48de5f6b10b50f4d88a9f7235f4532f799550Douglas Gregor if (Idx.getIndex() < FirstTypeID) 142555f48de5f6b10b50f4d88a9f7235f4532f799550Douglas Gregor return; 142655f48de5f6b10b50f4d88a9f7235f4532f799550Douglas Gregor 14272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Record the offset for this type. 1428c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis unsigned Index = Idx.getIndex() - FirstTypeID; 1429681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl if (TypeOffsets.size() == Index) 1430c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor TypeOffsets.push_back(Stream.GetCurrentBitNo()); 1431681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl else if (TypeOffsets.size() < Index) { 1432681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets.resize(Index + 1); 1433681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets[Index] = Stream.GetCurrentBitNo(); 14342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the type's representation. 14393397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter W(*this, Record); 14400953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1441a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor if (T.hasLocalNonFastQualifiers()) { 1442a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor Qualifiers Qs = T.getLocalQualifiers(); 1443a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor AddTypeRef(T.getLocalUnqualifiedType(), Record); 14440953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(Qs.getAsOpaqueValue()); 14458538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl W.Code = TYPE_EXT_QUAL; 14460953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } else { 14470953e767ff7817f97b3ab20896b229891eeff45bJohn McCall switch (T->getTypeClass()) { 14480953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // For all of the concrete, non-dependent types, call the 14490953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // appropriate visitor function. 14502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) \ 1451b7166334d897e1e4e6a5b428fe2d0ec752ef187fMike Stump case Type::Class: W.Visit##Class##Type(cast<Class##Type>(T)); break; 14522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 14532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 14540953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14572cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the serialized record. 1458c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(W.Code, Record); 14590b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor 14600b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor // Flush any expressions that were written as part of this type. 1461c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor FlushStmts(); 14622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14644fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14654fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Declaration Serialization 14664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 14682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \brief Write the block containing all of the declaration IDs 14692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// lexically declared within the given DeclContext. 14702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 14712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \returns the offset of the DECL_CONTEXT_LEXICAL block within the 14722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// bistream, or 0 if no block was written. 1473a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redluint64_t ASTWriter::WriteDeclContextLexicalBlock(ASTContext &Context, 14742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclContext *DC) { 147517945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis if (DC->decls_empty()) 14762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return 0; 14772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1478c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor uint64_t Offset = Stream.GetCurrentBitNo(); 14792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14808538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_CONTEXT_LEXICAL); 14818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl llvm::SmallVector<DeclID, 64> Decls; 148217945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end(); 148317945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis D != DEnd; ++D) 1484681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Decls.push_back(GetDeclRef(*D)); 14852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14862512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor ++NumLexicalDeclContexts; 1487681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Stream.EmitRecordWithBlob(DeclContextLexicalAbbrev, Record, 14888538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl reinterpret_cast<char*>(Decls.data()), Decls.size() * sizeof(DeclID)); 14892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return Offset; 14902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1492a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteTypeDeclOffsets() { 14931476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl using namespace llvm; 14941476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl RecordData Record; 14951476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 14961476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the type offsets array 14971476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 14988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(TYPE_OFFSET)); 14991476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of types 15001476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // types block 15011476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned TypeOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15021476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TYPE_OFFSET); 15041476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(TypeOffsets.size()); 15051476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, 1506ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(TypeOffsets), 15071476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl TypeOffsets.size() * sizeof(TypeOffsets[0])); 15081476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15091476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the declaration offsets array 15101476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev = new BitCodeAbbrev(); 15118538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(DECL_OFFSET)); 15121476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of declarations 15131476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // declarations block 15141476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned DeclOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15151476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15168538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_OFFSET); 15171476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(DeclOffsets.size()); 15181476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, 1519ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(DeclOffsets), 15201476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclOffsets.size() * sizeof(DeclOffsets[0])); 15211476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl} 15221476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15234fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15244fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Global Method Pool and Selector Serialization 15254fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15264fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 15273251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregornamespace { 1528f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor// Trait used for the on-disk hash table used in the method pool. 15293397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTMethodPoolTrait { 1530a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 1531f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1532f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregorpublic: 1533f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef Selector key_type; 1534f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef key_type key_type_ref; 15351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15365d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl struct data_type { 15378538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID ID; 15385d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList Instance, Factory; 15395d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 1540f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef const data_type& data_type_ref; 1541f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 15423397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl explicit ASTMethodPoolTrait(ASTWriter &Writer) : Writer(Writer) { } 15431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1544f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor static unsigned ComputeHash(Selector Sel) { 15450eca89e9890db4d8336ce762a5b359a1d58ca02bArgyrios Kyrtzidis return serialization::ComputeHash(Sel); 1546f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 1549f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, Selector Sel, 1550f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor data_type_ref Methods) { 1551f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned KeyLen = 2 + (Sel.getNumArgs()? Sel.getNumArgs() * 4 : 4); 1552f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, KeyLen); 15535d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl unsigned DataLen = 4 + 2 + 2; // 2 bytes for each of the method counts 15545d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1555f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1556f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1557f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 15585d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1559f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1560f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1561f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 1562f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, DataLen); 1563f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor return std::make_pair(KeyLen, DataLen); 1564f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 156683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor void EmitKey(llvm::raw_ostream& Out, Selector Sel, unsigned) { 15671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump uint64_t Start = Out.tell(); 156883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert((Start >> 32) == 0 && "Selector key offset too large"); 156983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Writer.SetSelectorOffset(Sel, Start); 1570f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned N = Sel.getNumArgs(); 1571f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, N); 1572f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (N == 0) 1573f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor N = 1; 1574f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor for (unsigned I = 0; I != N; ++I) 15751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump clang::io::Emit32(Out, 1576f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Writer.getIdentifierRef(Sel.getIdentifierInfoForSlot(I))); 1577f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1579f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 1580a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor data_type_ref Methods, unsigned DataLen) { 1581a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor uint64_t Start = Out.tell(); (void)Start; 15825d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl clang::io::Emit32(Out, Methods.ID); 1583f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumInstanceMethods = 0; 15845d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1585f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1586f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1587f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumInstanceMethods; 1588f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1589f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumFactoryMethods = 0; 15905d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1591f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1592f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1593f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumFactoryMethods; 1594f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1595f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumInstanceMethods); 1596f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumFactoryMethods); 15975d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1598f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1599f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1600f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 16015d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1602f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1603f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1604f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 1605a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor 1606a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor assert(Out.tell() - Start == DataLen && "Data length is wrong"); 1607f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1608f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor}; 1609f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} // end anonymous namespace 1610f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1611059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// \brief Write ObjC data: selectors and the method pool. 1612f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// 1613f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// The method pool contains both instance and factory methods, stored 1614059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// in an on-disk hash table indexed by the selector. The hash table also 1615059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// contains an empty entry for every other selector known to Sema. 1616a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSelectors(Sema &SemaRef) { 1617f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor using namespace llvm; 1618f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1619059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Do we have to do anything at all? 16205d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (SemaRef.MethodPool.empty() && SelectorIDs.empty()) 1621059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl return; 1622e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl unsigned NumTableEntries = 0; 1623059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create and write out the blob that contains selectors and the method pool. 1624f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16253397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTMethodPoolTrait> Generator; 16265d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTMethodPoolTrait Trait(*this); 16271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1628059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create the on-disk hash table representation. We walk through every 1629059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // selector we've seen and look it up in the method pool. 1630e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets.resize(NextSelectorID - FirstSelectorID); 16318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<Selector, SelectorID>::iterator 16325d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I = SelectorIDs.begin(), E = SelectorIDs.end(); 16335d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I != E; ++I) { 16345d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Selector S = I->first; 1635059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl Sema::GlobalMethodPool::iterator F = SemaRef.MethodPool.find(S); 16363397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait::data_type Data = { 16375d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I->second, 16385d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList(), 16395d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList() 16405d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 16415d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (F != SemaRef.MethodPool.end()) { 16425d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Instance = F->second.first; 16435d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Factory = F->second.second; 16445d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl } 16453397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only write this selector if it's not in an existing AST or something 1646e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // changed. 1647e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (Chain && I->second < FirstSelectorID) { 1648e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Selector already exists. Did it change? 1649e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl bool changed = false; 1650e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Instance; !changed && M && M->Method; 1651e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1652e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1653e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1654e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1655e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Factory; !changed && M && M->Method; 1656e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1657e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1658e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1659e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1660e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (!changed) 1661e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl continue; 1662fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl } else if (Data.Instance.Method || Data.Factory.Method) { 1663fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl // A new method pool entry. 1664fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl ++NumTableEntries; 1665e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 16665d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(S, Data, Trait); 1667f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1668f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1669f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create the on-disk hash table in a buffer. 16701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> MethodPool; 1671f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor uint32_t BucketOffset; 1672f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16733397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait Trait(*this); 1674f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor llvm::raw_svector_ostream Out(MethodPool); 1675f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1676a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1677f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1678f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1679f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1680f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create a blob abbreviation 1681f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 16828538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(METHOD_POOL)); 1683f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 168483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 1685f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1686f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned MethodPoolAbbrev = Stream.EmitAbbrev(Abbrev); 1687f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 168883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the method pool 1689f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor RecordData Record; 16908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(METHOD_POOL); 1691f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Record.push_back(BucketOffset); 1692e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Record.push_back(NumTableEntries); 1693ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool.str()); 169483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 169583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Create a blob abbreviation for the selector table offsets. 169683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev = new BitCodeAbbrev(); 16978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SELECTOR_OFFSETS)); 169883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // index 169983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 170083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned SelectorOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 170183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 170283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the selector offsets table. 170383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.clear(); 17048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SELECTOR_OFFSETS); 170583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.push_back(SelectorOffsets.size()); 170683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record, 1707ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SelectorOffsets), 170883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor SelectorOffsets.size() * 4); 1709f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1710f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} 1711f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 17123397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the selectors referenced in @selector expression into AST file. 1713a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteReferencedSelectorsPool(Sema &SemaRef) { 1714320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian using namespace llvm; 1715320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian if (SemaRef.ReferencedSelectors.empty()) 1716320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian return; 1717725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 1718320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RecordData Record; 1719725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 17203397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Note: this writes out all references even for a dependent AST. But it is 1721a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // very tricky to fix, and given that @selector shouldn't really appear in 1722a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // headers, probably not worth it. It's not a correctness issue. 1723320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian for (DenseMap<Selector, SourceLocation>::iterator S = 1724320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SemaRef.ReferencedSelectors.begin(), 1725320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian E = SemaRef.ReferencedSelectors.end(); S != E; ++S) { 1726320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian Selector Sel = (*S).first; 1727320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SourceLocation Loc = (*S).second; 1728320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSelectorRef(Sel, Record); 1729320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSourceLocation(Loc, Record); 1730320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian } 17318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REFERENCED_SELECTOR_POOL, Record); 1732320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian} 1733320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian 17344fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17354fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Identifier Table Serialization 17364fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17374fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 1738f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregornamespace { 17393397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTIdentifierTableTrait { 1740a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 174137e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Preprocessor &PP; 17423251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 1743a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// \brief Determines whether this is an "interesting" identifier 1744a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// that needs a full IdentifierInfo structure written into the hash 1745a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// table. 1746a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor static bool isInterestingIdentifier(const IdentifierInfo *II) { 1747a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return II->isPoisoned() || 1748a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->isExtensionToken() || 1749a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->hasMacroDefinition() || 1750a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getObjCOrBuiltinID() || 1751a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getFETokenInfo<void>(); 1752a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1753a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor 17543251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregorpublic: 17553251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef const IdentifierInfo* key_type; 17563251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef key_type key_type_ref; 17571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17588538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl typedef IdentID data_type; 17593251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef data_type data_type_ref; 17601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17613397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait(ASTWriter &Writer, Preprocessor &PP) 176237e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor : Writer(Writer), PP(PP) { } 17633251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 17643251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor static unsigned ComputeHash(const IdentifierInfo* II) { 17652596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(II->getName()); 17663251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 17691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump EmitKeyDataLength(llvm::raw_ostream& Out, const IdentifierInfo* II, 17708538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID) { 1771e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar unsigned KeyLen = II->getLength() + 1; 1772a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor unsigned DataLen = 4; // 4 bytes for the persistent ID << 1 1773a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (isInterestingIdentifier(II)) { 17745998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 2; // 2 bytes for builtin ID, flags 17751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (II->hasMacroDefinition() && 1776a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro()) 17775998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 4; 1778a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor for (IdentifierResolver::iterator D = IdentifierResolver::begin(II), 1779a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor DEnd = IdentifierResolver::end(); 1780a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor D != DEnd; ++D) 17818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DataLen += sizeof(DeclID); 1782a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1783668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor clang::io::Emit16(Out, DataLen); 178402fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // We emit the key length after the data length so that every 178502fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // string is preceded by a 16-bit length. This matches the PTH 178602fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // format for storing identifiers. 1787d6595a40fe12e3d5ffe5ce48987b379d547439a4Douglas Gregor clang::io::Emit16(Out, KeyLen); 17883251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return std::make_pair(KeyLen, DataLen); 17893251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitKey(llvm::raw_ostream& Out, const IdentifierInfo* II, 17923251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor unsigned KeyLen) { 17933251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Record the location of the key data. This is used when generating 17943251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // the mapping from persistent IDs to strings. 17953251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Writer.SetIdentifierOffset(II, Out.tell()); 1796e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar Out.write(II->getNameStart(), KeyLen); 17973251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitData(llvm::raw_ostream& Out, const IdentifierInfo* II, 18008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID, unsigned) { 1801a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (!isInterestingIdentifier(II)) { 1802a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, ID << 1); 1803a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return; 1804a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 18055998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor 1806a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, (ID << 1) | 0x01); 18073251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor uint32_t Bits = 0; 18081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool hasMacroDefinition = 18091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump II->hasMacroDefinition() && 181037e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro(); 18115998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor Bits = (uint32_t)II->getObjCOrBuiltinID(); 1812b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(hasMacroDefinition); 1813b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isExtensionToken()); 1814b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isPoisoned()); 1815646395bbcaa849c94bc2a3246c71d809ca719f01Argyrios Kyrtzidis Bits = (Bits << 1) | unsigned(II->hasRevertedTokenIDToIdentifier()); 1816b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isCPlusPlusOperatorKeyword()); 18175998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit16(Out, Bits); 18183251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 181937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor if (hasMacroDefinition) 18205998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit32(Out, Writer.getMacroOffset(II)); 182137e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor 1822668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // Emit the declaration IDs in reverse order, because the 1823668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // IdentifierResolver provides the declarations as they would be 1824668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // visible (e.g., the function "stat" would come before the struct 1825668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // "stat"), but IdentifierResolver::AddDeclToIdentifierChain() 1826668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // adds declarations to the end of the list (so we need to see the 1827668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // struct "status" before the function "status"). 1828f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Only emit declarations that aren't from a chained PCH, though. 18291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallVector<Decl *, 16> Decls(IdentifierResolver::begin(II), 1830668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor IdentifierResolver::end()); 1831668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor for (llvm::SmallVector<Decl *, 16>::reverse_iterator D = Decls.rbegin(), 1832668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor DEnd = Decls.rend(); 18333251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor D != DEnd; ++D) 1834d8c5abb096a5f6babb3709180fe304be5462bcc1Sebastian Redl clang::io::Emit32(Out, Writer.getDeclID(*D)); 18353251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18363251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor}; 18373251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} // end anonymous namespace 18383251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 18393397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the identifier table into the AST file. 1840afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// 1841afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// The identifier table consists of a blob containing string data 1842afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// (the actual identifiers themselves) and a separate "offsets" index 1843afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// that maps identifier IDs to locations within the blob. 1844a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteIdentifierTable(Preprocessor &PP) { 1845afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor using namespace llvm; 1846afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1847afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create and write out the blob that contains the identifier 1848afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // strings. 1849afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor { 18503397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTIdentifierTableTrait> Generator; 18515d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTIdentifierTableTrait Trait(*this, PP); 18521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 185392b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // Look for any identifiers that were named while processing the 185492b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // headers, but are otherwise not needed. We add these to the hash 185592b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // table to enable checking of the predefines buffer in the case 18563397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // where the user adds new macro definitions when building the AST 185792b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // file. 185892b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor for (IdentifierTable::iterator ID = PP.getIdentifierTable().begin(), 185992b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor IDEnd = PP.getIdentifierTable().end(); 186092b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor ID != IDEnd; ++ID) 186192b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor getIdentifierRef(ID->second); 186292b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor 1863f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Create the on-disk hash table representation. We only store offsets 1864f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // for identifiers that appear here for the first time. 1865f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets.resize(NextIdentID - FirstIdentID); 18668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<const IdentifierInfo *, IdentID>::iterator 1867afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID = IdentifierIDs.begin(), IDEnd = IdentifierIDs.end(); 1868afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID != IDEnd; ++ID) { 1869afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor assert(ID->first && "NULL identifier in identifier table"); 18703c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl if (!Chain || !ID->first->isFromAST()) 18715d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(ID->first, ID->second, Trait); 18723251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 1873afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 18743251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Create the on-disk hash table in a buffer. 18751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> IdentifierTable; 1876668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor uint32_t BucketOffset; 18773251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor { 18783397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait Trait(*this, PP); 18793251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor llvm::raw_svector_ostream Out(IdentifierTable); 1880f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1881a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1882668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1883afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1884afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1885afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create a blob abbreviation 1886afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 18878538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_TABLE)); 1888668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 18893251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1890c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor unsigned IDTableAbbrev = Stream.EmitAbbrev(Abbrev); 1891afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1892afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the identifier table 1893afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor RecordData Record; 18948538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_TABLE); 1895668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Record.push_back(BucketOffset); 1896ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable.str()); 1897afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1898afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1899afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the offsets table for identifier IDs. 19002b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 19018538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_OFFSET)); 19022b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of identifiers 19032b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 19042b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor unsigned IdentifierOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 19052b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor 19062b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor RecordData Record; 19078538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_OFFSET); 19082b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Record.push_back(IdentifierOffsets.size()); 19092b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Stream.EmitRecordWithBlob(IdentifierOffsetAbbrev, Record, 1910ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(IdentifierOffsets), 19112b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor IdentifierOffsets.size() * sizeof(uint32_t)); 1912afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor} 1913afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 19144fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 19155d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// DeclContext's Name Lookup Table Serialization 19165d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 19175d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19185d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisnamespace { 19195d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// Trait used for the on-disk hash table used in the method pool. 19205d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisclass ASTDeclContextNameLookupTrait { 19215d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTWriter &Writer; 19225d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidispublic: 19245d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclarationName key_type; 19255d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef key_type key_type_ref; 19265d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19275d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclContext::lookup_result data_type; 19285d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef const data_type& data_type_ref; 19295d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19305d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis explicit ASTDeclContextNameLookupTrait(ASTWriter &Writer) : Writer(Writer) { } 19315d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19325d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned ComputeHash(DeclarationName Name) { 19335d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis llvm::FoldingSetNodeID ID; 19345d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getNameKind()); 19355d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19365d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19375d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19385d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getAsIdentifierInfo()->getName()); 19395d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19405d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19415d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19425d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19435d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(serialization::ComputeHash(Name.getObjCSelector())); 19445d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19455d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19465d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19475d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19485d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Writer.GetOrCreateTypeID(Name.getCXXNameType())); 19495d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19505d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19515d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getCXXOverloadedOperator()); 19525d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19535d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19545d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getCXXLiteralIdentifier()->getName()); 19555d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 19565d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19575d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19585d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19595d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return ID.ComputeHash(); 19605d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19615d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19625d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis std::pair<unsigned,unsigned> 19635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis EmitKeyDataLength(llvm::raw_ostream& Out, DeclarationName Name, 19645d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type_ref Lookup) { 19655d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned KeyLen = 1; 19665d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19675d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19685d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19695d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19705d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19715d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19725d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19735d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19745d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19755d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 4; 19765d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19775d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19785d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 1; 19795d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19805d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 19815d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19825d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19835d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, KeyLen); 19845d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19855d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis // 2 bytes for num of decls and 4 for each DeclID. 19865d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned DataLen = 2 + 4 * (Lookup.second - Lookup.first); 19875d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, DataLen); 19885d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19895d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return std::make_pair(KeyLen, DataLen); 19905d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19915d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19925d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitKey(llvm::raw_ostream& Out, DeclarationName Name, unsigned) { 19935d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis using namespace clang::io; 19945d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19955d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getNameKind() < 0x100 && "Invalid name kind ?"); 19965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getNameKind()); 19975d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19985d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19995d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getAsIdentifierInfo())); 20005d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20015d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 20025d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 20035d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 20045d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getSelectorRef(Name.getObjCSelector())); 20055d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20065d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 20075d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 20085d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 20095d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getTypeID(Name.getCXXNameType())); 20105d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20115d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 20125d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getCXXOverloadedOperator() < 0x100 && "Invalid operator ?"); 20135d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getCXXOverloadedOperator()); 20145d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20155d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 20165d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getCXXLiteralIdentifier())); 20175d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20185d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 20195d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 20205d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20215d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20225d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitData(llvm::raw_ostream& Out, key_type_ref, 20245d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type Lookup, unsigned DataLen) { 20255d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis uint64_t Start = Out.tell(); (void)Start; 20265d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, Lookup.second - Lookup.first); 20275d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis for (; Lookup.first != Lookup.second; ++Lookup.first) 20285d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit32(Out, Writer.GetDeclRef(*Lookup.first)); 20295d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20305d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Out.tell() - Start == DataLen && "Data length is wrong"); 20315d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20325d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis}; 20335d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis} // end anonymous namespace 20345d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 2035074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \brief Write the block containing all of the declaration IDs 2036074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// visible from the given DeclContext. 2037074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// 2038074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \returns the offset of the DECL_CONTEXT_VISIBLE block within the 20391d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// bitstream, or 0 if no block was written. 2040074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidisuint64_t ASTWriter::WriteDeclContextVisibleBlock(ASTContext &Context, 2041074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext *DC) { 2042074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->getPrimaryContext() != DC) 2043074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2044074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2045074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Since there is no name lookup into functions or methods, don't bother to 2046074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // build a visible-declarations table for these entities. 2047074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isFunctionOrMethod()) 2048074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2049074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2050074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // If not in C++, we perform name lookup for the translation unit via the 2051074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // IdentifierInfo chains, don't bother to build a visible-declarations table. 2052074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // FIXME: In C++ we need the visible declarations in order to "see" the 2053074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // friend declarations, is there a way to do this without writing the table ? 2054074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isTranslationUnit() && !Context.getLangOptions().CPlusPlus) 2055074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2056074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2057074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Force the DeclContext to build a its name-lookup table. 2058a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis if (DC->hasExternalVisibleStorage()) 2059a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->MaterializeVisibleDeclsFromExternalStorage(); 2060a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis else 2061a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->lookup(DeclarationName()); 2062074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2063074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Serialize the contents of the mapping used for lookup. Note that, 2064074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // although we have two very different code paths, the serialized 2065074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // representation is the same for both cases: a declaration name, 2066074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // followed by a size, followed by references to the visible 2067074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // declarations that have that name. 2068074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint64_t Offset = Stream.GetCurrentBitNo(); 2069074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 2070074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (!Map || Map->empty()) 2071074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2072074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2073074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 2074074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ASTDeclContextNameLookupTrait Trait(*this); 2075074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2076074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table representation. 2077074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 2078074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis D != DEnd; ++D) { 2079074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclarationName Name = D->first; 2080074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext::lookup_result Result = D->second.getLookupResult(); 2081074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Generator.insert(Name, Result, Trait); 2082074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2083074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2084074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table in a buffer. 2085074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::SmallString<4096> LookupTable; 2086074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint32_t BucketOffset; 2087074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis { 2088074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::raw_svector_ostream Out(LookupTable); 2089074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Make sure that no bucket is at offset 0 2090074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis clang::io::Emit32(Out, 0); 2091074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis BucketOffset = Generator.Emit(Out, Trait); 2092074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2093074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2094074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Write the lookup table 2095074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis RecordData Record; 2096074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(DECL_CONTEXT_VISIBLE); 2097074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(BucketOffset); 2098074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecordWithBlob(DeclContextVisibleLookupAbbrev, Record, 2099074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis LookupTable.str()); 2100074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2101074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecord(DECL_CONTEXT_VISIBLE, Record); 2102074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ++NumVisibleDeclContexts; 2103074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return Offset; 2104074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis} 2105074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 21061d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// \brief Write an UPDATE_VISIBLE block for the given context. 21071d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// 21081d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// UPDATE_VISIBLE blocks contain the declarations that are added to an existing 21091d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// DeclContext in a dependent AST file. As such, they only exist for the TU 21101d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// (in C++) and for namespaces. 21111d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redlvoid ASTWriter::WriteDeclContextVisibleUpdate(const DeclContext *DC) { 21121d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl assert((DC->isTranslationUnit() || DC->isNamespace()) && 21131d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl "Only TU and namespaces should have visible decl updates."); 21141d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21151d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make the context build its lookup table, but don't make it load external 21161d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // decls. 21171d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DC->lookup(DeclarationName()); 21181d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21191d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 21201d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl if (!Map || Map->empty()) 21211d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl return; 21221d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21231d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 21241d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl ASTDeclContextNameLookupTrait Trait(*this); 21251d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21261d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the hash table. 21271d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 21281d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl D != DEnd; ++D) { 21291d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclarationName Name = D->first; 21301d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclContext::lookup_result Result = D->second.getLookupResult(); 21315967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // For any name that appears in this table, the results are complete, i.e. 21325967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // they overwrite results from previous PCHs. Merging is always a mess. 21335967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl Generator.insert(Name, Result, Trait); 21341d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21351d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21361d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the on-disk hash table in a buffer. 21371d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::SmallString<4096> LookupTable; 21381d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl uint32_t BucketOffset; 21391d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl { 21401d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::raw_svector_ostream Out(LookupTable); 21411d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make sure that no bucket is at offset 0 21421d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl clang::io::Emit32(Out, 0); 21431d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl BucketOffset = Generator.Emit(Out, Trait); 21441d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21451d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21461d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Write the lookup table 21471d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl RecordData Record; 21481d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(UPDATE_VISIBLE); 21491d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(getDeclID(cast<Decl>(DC))); 21501d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(BucketOffset); 21511d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Stream.EmitRecordWithBlob(UpdateVisibleAbbrev, Record, LookupTable.str()); 21521d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl} 21531d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21544153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl/// \brief Write ADDITIONAL_TEMPLATE_SPECIALIZATIONS blocks for all templates 21554153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl/// that have new specializations in the current AST file. 21564153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redlvoid ASTWriter::WriteAdditionalTemplateSpecializations() { 21574153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl RecordData Record; 21584153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl for (AdditionalTemplateSpecializationsMap::iterator 21594153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl I = AdditionalTemplateSpecializations.begin(), 21604153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl E = AdditionalTemplateSpecializations.end(); 21614153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl I != E; ++I) { 21624153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl Record.clear(); 21634153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl Record.push_back(I->first); 21644153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl Record.insert(Record.end(), I->second.begin(), I->second.end()); 21654153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl Stream.EmitRecord(ADDITIONAL_TEMPLATE_SPECIALIZATIONS, Record); 21664153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl } 21674153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl} 21684153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl 21695d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 21704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// General Serialization Routines 21714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 21724fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 217368a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor/// \brief Write a record containing the given attributes. 2174a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAttributeRecord(const AttrVec &Attrs) { 217568a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor RecordData Record; 2176cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = Attrs.begin(), e = Attrs.end(); i != e; ++i){ 2177cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt const Attr * A = *i; 2178cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->getKind()); // FIXME: stable encoding, target attrs 2179cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt AddSourceLocation(A->getLocation(), Record); 2180cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->isInherited()); 218168a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 2182cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt#include "clang/Serialization/AttrPCHWrite.inc" 21835b160927672440076aa53c31d84149f70fd8d40eFariborz Jahanian 218468a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor } 218568a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 21868538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DECL_ATTR, Record); 218768a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 218868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 21891d6107c30194f10cb2c634e9d8f8740d660b1644Benjamin Kramervoid ASTWriter::AddString(llvm::StringRef Str, RecordData &Record) { 219068a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.push_back(Str.size()); 219168a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.insert(Record.end(), Str.begin(), Str.end()); 219268a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 219368a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 21943251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// \brief Note that the identifier II occurs at the given offset 21953251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// within the identifier table. 2196a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetIdentifierOffset(const IdentifierInfo *II, uint32_t Offset) { 21978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID = IdentifierIDs[II]; 21983397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only store offsets new to this AST file. Other identifier names are looked 2199f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // up earlier in the chain and thus don't need an offset. 2200f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl if (ID >= FirstIdentID) 2201f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets[ID - FirstIdentID] = Offset; 22023251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 22033251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 220483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// \brief Note that the selector Sel occurs at the given offset 220583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// within the method pool/selector table. 2206a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { 220783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned ID = SelectorIDs[Sel]; 220883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert(ID && "Unknown selector"); 2209e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Don't record offsets for selectors that are also available in a different 2210e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // file. 2211e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (ID < FirstSelectorID) 2212e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl return; 2213e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets[ID - FirstSelectorID] = Offset; 221483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor} 221583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 2216a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::ASTWriter(llvm::BitstreamWriter &Stream) 2217e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl : Stream(Stream), Chain(0), FirstDeclID(1), NextDeclID(FirstDeclID), 22188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FirstTypeID(NUM_PREDEF_TYPE_IDS), NextTypeID(FirstTypeID), 2219e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstIdentID(1), NextIdentID(FirstIdentID), FirstSelectorID(1), 222077424bc3794f569816dba52e423b57486a98e5baDouglas Gregor NextSelectorID(FirstSelectorID), FirstMacroID(1), NextMacroID(FirstMacroID), 222177424bc3794f569816dba52e423b57486a98e5baDouglas Gregor CollectedStmts(&StmtsToEmit), 2222e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumStatements(0), NumMacros(0), NumLexicalDeclContexts(0), 2223e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumVisibleDeclContexts(0) { 222430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 22252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2226a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAST(Sema &SemaRef, MemorizeStatCalls *StatCalls, 222730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 22282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the file header. 2229c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2230c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'P', 8); 2231c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2232c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'H', 8); 22331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2234b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner WriteBlockInfoBlock(); 22352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22361dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (Chain) 2237a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTChain(SemaRef, StatCalls, isysroot); 22381dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 2239a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTCore(SemaRef, StatCalls, isysroot); 22401dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 22411dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2242a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTCore(Sema &SemaRef, MemorizeStatCalls *StatCalls, 22431dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const char *isysroot) { 22441dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 22451dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22461dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 22471dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 22481dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // The translation unit is the first declaration we'll emit. 22502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclIDs[Context.getTranslationUnitDecl()] = 1; 2251f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ++NextDeclID; 225261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(Context.getTranslationUnitDecl()); 22532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22542deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // Make sure that we emit IdentifierInfos (and any attached 22552deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // declarations) for builtins. 22562deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor { 22572deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor IdentifierTable &Table = PP.getIdentifierTable(); 22582deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor llvm::SmallVector<const char *, 32> BuiltinNames; 22592deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.BuiltinInfo.GetBuiltinNames(BuiltinNames, 22602deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.getLangOptions().NoBuiltin); 22612deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor for (unsigned I = 0, N = BuiltinNames.size(); I != N; ++I) 22622deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor getIdentifierRef(&Table.get(BuiltinNames[I])); 22632deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor } 22642deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 226563d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // Build a record containing all of the tentative definitions in this file, in 2266e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl // TentativeDefinitions order. Generally, this record will be empty for 226763d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // headers. 22684c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor RecordData TentativeDefinitions; 2269e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2270e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 227163d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner } 22724c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 227349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 227449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 227549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) 227649b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 22774056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 227872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis RecordData WeakUndeclaredIdentifiers; 227972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 228072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back( 228172b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis SemaRef.WeakUndeclaredIdentifiers.size()); 228272b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 228372b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis I = SemaRef.WeakUndeclaredIdentifiers.begin(), 228472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 228572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 228672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 228772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 228872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 228972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 229072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 229111a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 229214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Build a record containing all of the locally-scoped external 229314c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // declarations in this header file. Generally, this record will be 229414c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // empty. 229514c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor RecordData LocallyScopedExternalDecls; 22963397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 229763d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // nondeterminstic! 22981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 229914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD = SemaRef.LocallyScopedExternalDecls.begin(), 230014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 230114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD != TDEnd; ++TD) 230214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor AddDeclRef(TD->second, LocallyScopedExternalDecls); 230314c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 2304b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Build a record containing all of the ext_vector declarations. 2305b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RecordData ExtVectorDecls; 2306b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) 2307b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2308b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2309d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of the VTable uses information. 2310d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData VTableUses; 2311be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis if (!SemaRef.VTableUses.empty()) { 2312be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTableUses.size()); 2313be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 2314be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 2315be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 2316be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 2317be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis } 2318d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis } 2319d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2320d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of dynamic classes declarations. 2321d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData DynamicClasses; 2322d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 2323d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 2324d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 23250e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Build a record containing all of pending implicit instantiations. 232662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth RecordData PendingInstantiations; 23270e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis for (std::deque<Sema::PendingImplicitInstantiation>::iterator 232862c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth I = SemaRef.PendingInstantiations.begin(), 232962c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth N = SemaRef.PendingInstantiations.end(); I != N; ++I) { 233062c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddDeclRef(I->first, PendingInstantiations); 233162c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddSourceLocation(I->second, PendingInstantiations); 23320e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis } 23330e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 23340e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis "There are local ones at end of translation unit!"); 23350e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 233676c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Build a record containing some declaration references. 233776c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis RecordData SemaDeclRefs; 233876c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 233976c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 234076c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 234176c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis } 234276c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 23433397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the remaining AST contents. 2344ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor RecordData Record; 23458538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 234630c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 23471dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteLanguageOptions(Context.getLangOptions()); 2348e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (StatCalls && !isysroot) 2349dd41ed59cf7aefabd40bf766d8fcc7ebd759c8e5Douglas Gregor WriteStatCache(*StatCalls); 2350e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 2351c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff // Write the record of special types. 2352c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff Record.clear(); 23531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2354c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getBuiltinVaListType(), Record); 2355c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCIdType(), Record); 2356c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCSelType(), Record); 2357c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCProtoType(), Record); 2358c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCClassType(), Record); 2359c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawCFConstantStringType(), Record); 2360c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawObjCFastEnumerationStateType(), Record); 2361c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getFILEType(), Record); 2362782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getjmp_bufType(), Record); 2363782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getsigjmp_bufType(), Record); 2364d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCIdRedefinitionType, Record); 2365d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCClassRedefinitionType, Record); 2366adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump AddTypeRef(Context.getRawBlockdescriptorType(), Record); 2367083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump AddTypeRef(Context.getRawBlockdescriptorExtendedType(), Record); 23682bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.ObjCSelRedefinitionType, Record); 23692bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.getRawNSConstantStringType(), Record); 2370006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis Record.push_back(Context.isInt128Installed()); 23718538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SPECIAL_TYPES, Record); 23721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2373366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // Keep writing types and declarations until all types and 2374366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // declarations have been written. 23758538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 237661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDeclsBlockAbbrevs(); 237761d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor while (!DeclTypesToEmit.empty()) { 237861d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclOrType DOT = DeclTypesToEmit.front(); 237961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.pop(); 238061d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor if (DOT.isType()) 238161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteType(DOT.getType()); 238261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor else 238361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDecl(Context, DOT.getDecl()); 238461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor } 238561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor Stream.ExitBlock(); 238611a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 2387813a97b3eee957eac3ac1fb111b8892fb9afd0d4Douglas Gregor WritePreprocessor(PP); 2388059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl WriteSelectors(SemaRef); 2389320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian WriteReferencedSelectorsPool(SemaRef); 239037e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor WriteIdentifierTable(PP); 23918f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor 23921476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2393ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor 23944c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing external, unnamed definitions. 2395fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor if (!ExternalDefinitions.empty()) 23968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 23974c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 23984c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing tentative definitions. 23994c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor if (!TentativeDefinitions.empty()) 24008538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 240114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 240249b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 240349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 24048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 240511a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 240672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis // Write the record containing weak undeclared identifiers. 240772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!WeakUndeclaredIdentifiers.empty()) 24088538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 240972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers); 241072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis 241114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Write the record containing locally-scoped external definitions. 241214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor if (!LocallyScopedExternalDecls.empty()) 24138538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 241414c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor LocallyScopedExternalDecls); 2415b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2416b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Write the record containing ext_vector type names. 2417b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor if (!ExtVectorDecls.empty()) 24188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 24191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2420d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing VTable uses information. 2421d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!VTableUses.empty()) 24228538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 2423d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2424d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing dynamic classes declarations. 2425d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!DynamicClasses.empty()) 24268538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 2427d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 24280e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Write the record containing pending implicit instantiations. 242962c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth if (!PendingInstantiations.empty()) 243062c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); 24310e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 243276c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Write the record containing declaration references of Sema. 243376c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (!SemaDeclRefs.empty()) 24348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 243576c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 24363e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor // Some simple statistics 2437ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor Record.clear(); 24383e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor Record.push_back(NumStatements); 243937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Record.push_back(NumMacros); 24402512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumLexicalDeclContexts); 24412512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumVisibleDeclContexts); 24428538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 2443c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 24442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 24452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2446a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTChain(Sema &SemaRef, MemorizeStatCalls *StatCalls, 244730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 24481dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 24491dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2450ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstDeclID += Chain->getTotalNumDecls(); 2451ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID += Chain->getTotalNumTypes(); 2452ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID += Chain->getTotalNumIdentifiers(); 2453e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID += Chain->getTotalNumSelectors(); 245477424bc3794f569816dba52e423b57486a98e5baDouglas Gregor FirstMacroID += Chain->getTotalNumMacroDefinitions(); 2455ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextDeclID = FirstDeclID; 2456ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextTypeID = FirstTypeID; 2457ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextIdentID = FirstIdentID; 2458e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NextSelectorID = FirstSelectorID; 245977424bc3794f569816dba52e423b57486a98e5baDouglas Gregor NextMacroID = FirstMacroID; 2460ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 24611dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 24621dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 24631476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 24641dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl RecordData Record; 24658538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 246630c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 24671476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl if (StatCalls && !isysroot) 24681476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteStatCache(*StatCalls); 24691476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // FIXME: Source manager block should only write new stuff, which could be 24701476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // done by tracking the largest ID in the chain 24711476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 24721dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24731dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // The special types are in the chained PCH. 24741dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24751dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // We don't start with the translation unit, but with its decls that 24763c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl // don't come from the chained PCH. 24771dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const TranslationUnitDecl *TU = Context.getTranslationUnitDecl(); 24788538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl llvm::SmallVector<DeclID, 64> NewGlobalDecls; 2479681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl for (DeclContext::decl_iterator I = TU->noload_decls_begin(), 2480681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl E = TU->noload_decls_end(); 24811dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl I != E; ++I) { 2482d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl if ((*I)->getPCHLevel() == 0) 2483d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl NewGlobalDecls.push_back(GetDeclRef(*I)); 24840b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl else if ((*I)->isChangedSinceDeserialization()) 24850b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl (void)GetDeclRef(*I); // Make sure it's written, but don't record it. 24861dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 2487681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl // We also need to write a lexical updates block for the TU. 2488d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl llvm::BitCodeAbbrev *Abv = new llvm::BitCodeAbbrev(); 24898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(TU_UPDATE_LEXICAL)); 2490d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 2491d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl unsigned TuUpdateLexicalAbbrev = Stream.EmitAbbrev(Abv); 2492d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Record.clear(); 24938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TU_UPDATE_LEXICAL); 2494d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record, 2495d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl reinterpret_cast<const char*>(NewGlobalDecls.data()), 24968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl NewGlobalDecls.size() * sizeof(DeclID)); 24971d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // And in C++, a visible updates block for the TU. 24981d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl if (Context.getLangOptions().CPlusPlus) { 24991d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv = new llvm::BitCodeAbbrev(); 25001d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(UPDATE_VISIBLE)); 25011d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); 25021d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Fixed, 32)); 25031d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 25041d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl UpdateVisibleAbbrev = Stream.EmitAbbrev(Abv); 25051d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl WriteDeclContextVisibleUpdate(TU); 25061d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 25071dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2508083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the new tentative definitions in this 2509083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // file, in TentativeDefinitions order. 2510083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData TentativeDefinitions; 2511083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2512083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.TentativeDefinitions[i]->getPCHLevel() == 0) 2513083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 2514083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2515083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 251649b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 251749b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 251849b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) { 251949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (SemaRef.UnusedFileScopedDecls[i]->getPCHLevel() == 0) 252049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 2521083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2522083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 25234056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write the entire table, overwriting the tables from the chain. 25244056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData WeakUndeclaredIdentifiers; 25254056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 25264056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back( 25274056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl SemaRef.WeakUndeclaredIdentifiers.size()); 25284056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 25294056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl I = SemaRef.WeakUndeclaredIdentifiers.begin(), 25304056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 25314056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 25324056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 25334056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 25344056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 25354056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25364056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25374056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2538083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the locally-scoped external 2539083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // declarations in this header file. Generally, this record will be 2540083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // empty. 2541083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData LocallyScopedExternalDecls; 25423397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 2543083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // nondeterminstic! 2544083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 2545083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD = SemaRef.LocallyScopedExternalDecls.begin(), 2546083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 2547083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD != TDEnd; ++TD) { 2548083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (TD->second->getPCHLevel() == 0) 2549083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(TD->second, LocallyScopedExternalDecls); 2550083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2551083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2552083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the ext_vector declarations. 2553083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData ExtVectorDecls; 2554083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) { 2555083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.ExtVectorDecls[I]->getPCHLevel() == 0) 2556083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2557083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2558083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 25594056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of the VTable uses information. 25604056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write everything here, because it's too hard to determine whether 25614056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // a use is new to this part. 25624056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData VTableUses; 25634056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.VTableUses.empty()) { 25644056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTableUses.size()); 25654056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 25664056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 25674056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 25684056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 25694056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25704056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25714056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25724056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of dynamic classes declarations. 25734056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData DynamicClasses; 25744056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 25754056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.DynamicClasses[I]->getPCHLevel() == 0) 25764056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 25774056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25784056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of pending implicit instantiations. 257962c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth RecordData PendingInstantiations; 25804056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (std::deque<Sema::PendingImplicitInstantiation>::iterator 258162c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth I = SemaRef.PendingInstantiations.begin(), 258262c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth N = SemaRef.PendingInstantiations.end(); I != N; ++I) { 25834056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (I->first->getPCHLevel() == 0) { 258462c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddDeclRef(I->first, PendingInstantiations); 258562c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth AddSourceLocation(I->second, PendingInstantiations); 25864056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25874056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25884056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 25894056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl "There are local ones at end of translation unit!"); 25904056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25914056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing some declaration references. 25924056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // It's not worth the effort to avoid duplication here. 25934056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData SemaDeclRefs; 25944056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 25954056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 25964056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 25974056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25984056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25998538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 26001dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDeclsBlockAbbrevs(); 26011dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl while (!DeclTypesToEmit.empty()) { 26021dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclOrType DOT = DeclTypesToEmit.front(); 26031dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclTypesToEmit.pop(); 26041dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (DOT.isType()) 26051dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteType(DOT.getType()); 26061dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 26071dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDecl(Context, DOT.getDecl()); 26081dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 26091dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 26101dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2611083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl WritePreprocessor(PP); 2612a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteSelectors(SemaRef); 2613a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteReferencedSelectorsPool(SemaRef); 2614f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl WriteIdentifierTable(PP); 26151476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2616083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2617a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis /// Build a record containing first declarations from a chained PCH and the 26183397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl /// most recent declarations in this AST that they point to. 2619a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis RecordData FirstLatestDeclIDs; 2620a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis for (FirstLatestDeclMap::iterator 2621a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis I = FirstLatestDecls.begin(), E = FirstLatestDecls.end(); I != E; ++I) { 2622a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis assert(I->first->getPCHLevel() > I->second->getPCHLevel() && 2623a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis "Expected first & second to be in different PCHs"); 2624a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->first, FirstLatestDeclIDs); 2625a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->second, FirstLatestDeclIDs); 2626a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis } 2627a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis if (!FirstLatestDeclIDs.empty()) 26288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REDECLS_UPDATE_LATEST, FirstLatestDeclIDs); 2629a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis 2630083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing external, unnamed definitions. 2631083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExternalDefinitions.empty()) 26328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 2633083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2634083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing tentative definitions. 2635083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!TentativeDefinitions.empty()) 26368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 2637083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 263849b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 263949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 26408538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 2641083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26424056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing weak undeclared identifiers. 26434056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!WeakUndeclaredIdentifiers.empty()) 26448538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 26454056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers); 26464056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2647083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing locally-scoped external definitions. 2648083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!LocallyScopedExternalDecls.empty()) 26498538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 2650083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl LocallyScopedExternalDecls); 2651083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2652083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing ext_vector type names. 2653083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExtVectorDecls.empty()) 26548538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 2655083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26564056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing VTable uses information. 26574056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!VTableUses.empty()) 26588538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 26594056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26604056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing dynamic classes declarations. 26614056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!DynamicClasses.empty()) 26628538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 26634056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26644056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing pending implicit instantiations. 266562c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth if (!PendingInstantiations.empty()) 266662c78d54bee499dd87f768f48b21c9b5ec15e516Chandler Carruth Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); 26674056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26684056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing declaration references of Sema. 26694056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaDeclRefs.empty()) 26708538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 2671083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26721d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Write the updates to C++ namespaces. 26731d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl for (llvm::SmallPtrSet<const NamespaceDecl *, 16>::iterator 26741d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl I = UpdatedNamespaces.begin(), 26751d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl E = UpdatedNamespaces.end(); 26761d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl I != E; ++I) 26771d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl WriteDeclContextVisibleUpdate(*I); 26781d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 26794153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl // Write the updates to C++ template specialization lists. 26804153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl if (!AdditionalTemplateSpecializations.empty()) 26814153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl WriteAdditionalTemplateSpecializations(); 26824153a060f4cd03e9db1349328a158e9d898a2610Sebastian Redl 2683083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.clear(); 2684083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumStatements); 2685083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumMacros); 2686083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumLexicalDeclContexts); 2687083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumVisibleDeclContexts); 26880b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl WriteDeclUpdateBlock(); 26898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 26901dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 26911dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 26921dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2693a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteDeclUpdateBlock() { 26940b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl if (ReplacedDecls.empty()) 26950b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl return; 26960b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 26970b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl RecordData Record; 26988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::SmallVector<std::pair<DeclID, uint64_t>, 16>::iterator 26990b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl I = ReplacedDecls.begin(), E = ReplacedDecls.end(); I != E; ++I) { 27000b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->first); 27010b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->second); 27020b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } 27038538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DECL_REPLACEMENTS, Record); 27040b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl} 27050b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 2706a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSourceLocation(SourceLocation Loc, RecordData &Record) { 27072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Loc.getRawEncoding()); 27082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2710a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSourceRange(SourceRange Range, RecordData &Record) { 27116ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getBegin(), Record); 27126ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getEnd(), Record); 27136ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 27146ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 2715a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPInt(const llvm::APInt &Value, RecordData &Record) { 27162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Value.getBitWidth()); 27174ea884b429445aa6f1af5bc6e51d0b65a4043e24Benjamin Kramer const uint64_t *Words = Value.getRawData(); 27184ea884b429445aa6f1af5bc6e51d0b65a4043e24Benjamin Kramer Record.append(Words, Words + Value.getNumWords()); 27192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2721a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPSInt(const llvm::APSInt &Value, RecordData &Record) { 27220a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor Record.push_back(Value.isUnsigned()); 27230a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor AddAPInt(Value, Record); 27240a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor} 27250a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor 2726a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPFloat(const llvm::APFloat &Value, RecordData &Record) { 272717fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor AddAPInt(Value.bitcastToAPInt(), Record); 272817fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor} 272917fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor 2730a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddIdentifierRef(const IdentifierInfo *II, RecordData &Record) { 27312deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Record.push_back(getIdentifierRef(II)); 27322deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor} 27332deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 27348538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlIdentID ASTWriter::getIdentifierRef(const IdentifierInfo *II) { 27352deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor if (II == 0) 27362deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return 0; 2737afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 27388538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID &ID = IdentifierIDs[II]; 2739afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor if (ID == 0) 2740f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextIdentID++; 27412deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return ID; 27422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2744f73c93fea0d4b447585bc7459499ba6b822e045cSebastian RedlMacroID ASTWriter::getMacroDefinitionID(MacroDefinition *MD) { 27456a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MD == 0) 27466a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return 0; 2747f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl 2748f73c93fea0d4b447585bc7459499ba6b822e045cSebastian Redl MacroID &ID = MacroDefinitions[MD]; 27496a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID == 0) 275077424bc3794f569816dba52e423b57486a98e5baDouglas Gregor ID = NextMacroID++; 27516a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return ID; 27526a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor} 27536a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 2754a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSelectorRef(const Selector SelRef, RecordData &Record) { 27555d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Record.push_back(getSelectorRef(SelRef)); 27565d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 27575d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 27588538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlSelectorID ASTWriter::getSelectorRef(Selector Sel) { 27595d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (Sel.getAsOpaquePtr() == 0) { 27605d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return 0; 276190cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 276290cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 27638538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID &SID = SelectorIDs[Sel]; 2764e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (SID == 0 && Chain) { 2765e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // This might trigger a ReadSelector callback, which will set the ID for 2766e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // this selector. 2767e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Chain->LoadSelector(Sel); 2768e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 276990cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff if (SID == 0) { 2770e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SID = NextSelectorID++; 277190cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 27725d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return SID; 277390cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff} 277490cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 2775a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXTemporary(const CXXTemporary *Temp, RecordData &Record) { 2776d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner AddDeclRef(Temp->getDestructor(), Record); 2777d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner} 2778d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner 2779a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLocInfo(TemplateArgument::ArgKind Kind, 278044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis const TemplateArgumentLocInfo &Arg, 278144f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis RecordData &Record) { 278244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis switch (Kind) { 2783833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Expression: 278444f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 2785833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2786833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Type: 278744f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTypeSourceInfo(Arg.getAsTypeSourceInfo(), Record); 2788833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2789788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor case TemplateArgument::Template: 279017cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceRange(Arg.getTemplateQualifierRange(), Record); 279117cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceLocation(Arg.getTemplateNameLoc(), Record); 2792788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor break; 2793833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Null: 2794833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Integral: 2795833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Declaration: 2796833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Pack: 2797833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2798833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall } 2799833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall} 2800833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 2801a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLoc(const TemplateArgumentLoc &Arg, 280244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis RecordData &Record) { 280344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgument(Arg.getArgument(), Record); 280417cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis 280517cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (Arg.getArgument().getKind() == TemplateArgument::Expression) { 280617cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis bool InfoHasSameExpr 280717cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis = Arg.getArgument().getAsExpr() == Arg.getLocInfo().getAsExpr(); 280817cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis Record.push_back(InfoHasSameExpr); 280917cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (InfoHasSameExpr) 281017cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis return; // Avoid storing the same expr twice. 281117cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis } 281244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgumentLocInfo(Arg.getArgument().getKind(), Arg.getLocInfo(), 281344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Record); 281444f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis} 281544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis 2816a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTypeSourceInfo(TypeSourceInfo *TInfo, RecordData &Record) { 2817a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall if (TInfo == 0) { 2818a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall AddTypeRef(QualType(), Record); 2819a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall return; 2820a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall } 2821a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2822a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall AddTypeRef(TInfo->getType(), Record); 2823a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall TypeLocWriter TLW(*this, Record); 2824a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall for (TypeLoc TL = TInfo->getTypeLoc(); !TL.isNull(); TL = TL.getNextTypeLoc()) 282511a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam TLW.Visit(TL); 2826a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 2827a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2828a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTypeRef(QualType T, RecordData &Record) { 28297fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis Record.push_back(GetOrCreateTypeID(T)); 28307fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis} 28317fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis 28327fb35182f43392cea4517c203bbabb22364a19fcArgyrios KyrtzidisTypeID ASTWriter::GetOrCreateTypeID(QualType T) { 2833eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2834eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::GetOrCreateTypeIdx), this)); 2835eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis} 28362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28375d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeID ASTWriter::getTypeID(QualType T) const { 2838eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2839eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::getTypeIdx), this)); 284026fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 284126fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 284226fca90786af17f97e1a5ecc310d4bf39b831595Argyrios KyrtzidisTypeIdx ASTWriter::GetOrCreateTypeIdx(QualType T) { 284326fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 284426fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 284526fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 284626fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 284701b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 2848c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) { 2849366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // We haven't seen this type before. Assign it a new ID and put it 28500953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // into the queue of types to emit. 2851c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 285261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(T); 2853366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor } 285426fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return Idx; 285526fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 28562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28575d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeIdx ASTWriter::getTypeIdx(QualType T) const { 285826fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 285926fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 286026fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 286126fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 28625d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis TypeIdxMap::const_iterator I = TypeIdxs.find(T); 28635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(I != TypeIdxs.end() && "Type not emitted!"); 28645d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return I->second; 28652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2867a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddDeclRef(const Decl *D, RecordData &Record) { 2868681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Record.push_back(GetDeclRef(D)); 2869681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl} 2870681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl 28718538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::GetDeclRef(const Decl *D) { 28722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (D == 0) { 2873681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return 0; 28742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 28752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28768538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DeclID &ID = DeclIDs[D]; 28771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (ID == 0) { 28782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // We haven't seen this declaration before. Give it a new ID and 28792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // enqueue it in the list of declarations to emit. 2880f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextDeclID++; 288161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(const_cast<Decl *>(D)); 28820b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } else if (ID < FirstDeclID && D->isChangedSinceDeserialization()) { 28830b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // We don't add it to the replacement collection here, because we don't 28840b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // have the offset yet. 28850b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl DeclTypesToEmit.push(const_cast<Decl *>(D)); 28860b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // Reset the flag, so that we don't add this decl multiple times. 28870b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl const_cast<Decl *>(D)->setChangedSinceDeserialization(false); 28882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 28892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2890681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return ID; 28912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::getDeclID(const Decl *D) { 28943251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor if (D == 0) 28953251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return 0; 28963251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 28973251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor assert(DeclIDs.find(D) != DeclIDs.end() && "Declaration not emitted!"); 28983251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return DeclIDs[D]; 28993251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 29003251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 2901a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddDeclarationName(DeclarationName Name, RecordData &Record) { 2902ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // FIXME: Emit a stable enum for NameKind. 0 = Identifier etc. 29032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getNameKind()); 29042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor switch (Name.getNameKind()) { 29052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::Identifier: 29062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddIdentifierRef(Name.getAsIdentifierInfo(), Record); 29072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 29102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCOneArgSelector: 29112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 291290cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff AddSelectorRef(Name.getObjCSelector(), Record); 29132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConstructorName: 29162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXDestructorName: 29172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConversionFunctionName: 29182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddTypeRef(Name.getCXXNameType(), Record); 29192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXOperatorName: 29222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getCXXOverloadedOperator()); 29232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 29253e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 29263e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt AddIdentifierRef(Name.getCXXLiteralIdentifier(), Record); 29273e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 29283e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 29292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXUsingDirective: 29302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // No extra data to emit 29312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 29322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 29332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 29346ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 2935a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddNestedNameSpecifier(NestedNameSpecifier *NNS, 29366ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner RecordData &Record) { 29376ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Nested name specifiers usually aren't too long. I think that 8 would 29386ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // typically accomodate the vast majority. 29396ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner llvm::SmallVector<NestedNameSpecifier *, 8> NestedNames; 29406ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29416ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Push each of the NNS's onto a stack for serialization in reverse order. 29426ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while (NNS) { 29436ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNames.push_back(NNS); 29446ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NNS->getPrefix(); 29456ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 29466ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29476ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(NestedNames.size()); 29486ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while(!NestedNames.empty()) { 29496ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NestedNames.pop_back_val(); 29506ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNameSpecifier::SpecifierKind Kind = NNS->getKind(); 29516ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind); 29526ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner switch (Kind) { 29536ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Identifier: 29546ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddIdentifierRef(NNS->getAsIdentifier(), Record); 29556ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 29566ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29576ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Namespace: 29586ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddDeclRef(NNS->getAsNamespace(), Record); 29596ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 29606ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29616ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpec: 29626ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpecWithTemplate: 29636ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddTypeRef(QualType(NNS->getAsType(), 0), Record); 29646ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind == NestedNameSpecifier::TypeSpecWithTemplate); 29656ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 29666ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29676ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Global: 29686ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Don't need to write an associated value. 29696ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 29706ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 29716ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 29726ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 297390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 2974a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateName(TemplateName Name, RecordData &Record) { 297590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis TemplateName::NameKind Kind = Name.getKind(); 297690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Kind); 297790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Kind) { 297890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::Template: 297990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Name.getAsTemplateDecl(), Record); 298090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 298190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 298290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::OverloadedTemplate: { 298390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis OverloadedTemplateStorage *OvT = Name.getAsOverloadedTemplate(); 298490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(OvT->size()); 298590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (OverloadedTemplateStorage::iterator I = OvT->begin(), E = OvT->end(); 298690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 298790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(*I, Record); 298890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 298990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 299090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 299190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::QualifiedTemplate: { 299290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis QualifiedTemplateName *QualT = Name.getAsQualifiedTemplateName(); 299390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(QualT->getQualifier(), Record); 299490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(QualT->hasTemplateKeyword()); 299590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(QualT->getTemplateDecl(), Record); 299690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 299790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 299890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 299990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::DependentTemplate: { 300090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis DependentTemplateName *DepT = Name.getAsDependentTemplateName(); 300190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(DepT->getQualifier(), Record); 300290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->isIdentifier()); 300390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (DepT->isIdentifier()) 300490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddIdentifierRef(DepT->getIdentifier(), Record); 300590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis else 300690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->getOperator()); 300790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 300890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 300990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 301090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 301190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 3012a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgument(const TemplateArgument &Arg, 301390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis RecordData &Record) { 301490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.getKind()); 301590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Arg.getKind()) { 301690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Null: 301790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 301890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Type: 301990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getAsType(), Record); 302090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 302190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Declaration: 302290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Arg.getAsDecl(), Record); 302390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 302490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Integral: 302590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddAPSInt(*Arg.getAsIntegral(), Record); 302690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getIntegralType(), Record); 302790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 302890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Template: 302990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateName(Arg.getAsTemplate(), Record); 303090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 303190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Expression: 303290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 303390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 303490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Pack: 303590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.pack_size()); 303690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateArgument::pack_iterator I=Arg.pack_begin(), E=Arg.pack_end(); 303790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 303890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateArgument(*I, Record); 303990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 304090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 304190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 3042dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3043dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3044a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateParameterList(const TemplateParameterList *TemplateParams, 3045dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis RecordData &Record) { 3046dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateParams && "No TemplateParams!"); 3047dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getTemplateLoc(), Record); 3048dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getLAngleLoc(), Record); 3049dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getRAngleLoc(), Record); 3050dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateParams->size()); 3051dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (TemplateParameterList::const_iterator 3052dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P = TemplateParams->begin(), PEnd = TemplateParams->end(); 3053dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P != PEnd; ++P) 3054dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddDeclRef(*P, Record); 3055dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 3056dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3057dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis/// \brief Emit a template argument list. 3058dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3059a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateArgumentList(const TemplateArgumentList *TemplateArgs, 3060dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis RecordData &Record) { 3061dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateArgs && "No TemplateArgs!"); 3062dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateArgs->flat_size()); 3063dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (int i=0, e = TemplateArgs->flat_size(); i != e; ++i) 3064dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddTemplateArgument(TemplateArgs->get(i), Record); 3065dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 306637ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 306737ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 306837ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidisvoid 3069a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddUnresolvedSet(const UnresolvedSetImpl &Set, RecordData &Record) { 307037ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(Set.size()); 307137ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis for (UnresolvedSetImpl::const_iterator 307237ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis I = Set.begin(), E = Set.end(); I != E; ++I) { 307337ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis AddDeclRef(I.getDecl(), Record); 307437ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(I.getAccess()); 307537ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis } 307637ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis} 30770745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis 3078a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseSpecifier(const CXXBaseSpecifier &Base, 30790745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis RecordData &Record) { 30800745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isVirtual()); 30810745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isBaseOfClass()); 30820745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.getAccessSpecifierAsWritten()); 30835606220447c7901ba8d80147ddab893bb7949dd5Nick Lewycky AddTypeSourceInfo(Base.getTypeSourceInfo(), Record); 30840745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis AddSourceRange(Base.getSourceRange(), Record); 30850745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis} 308630c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 3087a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseOrMemberInitializers( 30888e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer * const *BaseOrMembers, 30898e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis unsigned NumBaseOrMembers, RecordData &Record) { 30908e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(NumBaseOrMembers); 30918e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0; i != NumBaseOrMembers; ++i) { 30928e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer *Init = BaseOrMembers[i]; 30938e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 30948e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseInitializer()); 30958e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isBaseInitializer()) { 30968e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddTypeSourceInfo(Init->getBaseClassInfo(), Record); 30978e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseVirtual()); 30988e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 30998e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getMember(), Record); 31008e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31018e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getMemberLocation(), Record); 31028e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddStmt(Init->getInit()); 31038e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getAnonUnionMember(), Record); 31048e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getLParenLoc(), Record); 31058e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getRParenLoc(), Record); 31068e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isWritten()); 31078e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isWritten()) { 31088e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getSourceOrder()); 31098e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 31108e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getNumArrayIndices()); 31118e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0, e=Init->getNumArrayIndices(); i != e; ++i) 31128e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getArrayIndex(i), Record); 31138e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31148e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 31158e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis} 31168e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 3117c43b54cbc10654ed59de797898042e1a05265246Sebastian Redlvoid ASTWriter::SetReader(ASTReader *Reader) { 3118ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(Reader && "Cannot remove chain"); 3119ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(FirstDeclID == NextDeclID && 3120ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID == NextTypeID && 3121ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID == NextIdentID && 3122e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID == NextSelectorID && 312377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor FirstMacroID == NextMacroID && 3124ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl "Setting chain after writing has started."); 3125ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Chain = Reader; 3126ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl} 3127ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 31288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::IdentifierRead(IdentID ID, IdentifierInfo *II) { 3129f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierIDs[II] = ID; 3130f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl} 3131f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl 3132c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidisvoid ASTWriter::TypeRead(TypeIdx Idx, QualType T) { 313301b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdxs[T] = Idx; 313430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 313530c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 31368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::DeclRead(DeclID ID, const Decl *D) { 31371476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclIDs[D] = ID; 313830c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 31395d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 31408538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::SelectorRead(SelectorID ID, Selector S) { 31415d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl SelectorIDs[S] = ID; 31425d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 314377424bc3794f569816dba52e423b57486a98e5baDouglas Gregor 314477424bc3794f569816dba52e423b57486a98e5baDouglas Gregorvoid ASTWriter::MacroDefinitionRead(serialization::MacroID ID, 314577424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinition *MD) { 314677424bc3794f569816dba52e423b57486a98e5baDouglas Gregor MacroDefinitions[MD] = ID; 314777424bc3794f569816dba52e423b57486a98e5baDouglas Gregor} 3148