ASTWriter.cpp revision 7a1fad38256eb4c5129359be85ba1ea1678eb5c9
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" 210b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor#include "clang/AST/Expr.h" 227a1fad38256eb4c5129359be85ba1ea1678eb5c9John McCall#include "clang/AST/ExprCXX.h" 232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/Type.h" 24a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocVisitor.h" 256ab7cd853e9c15cf986a8a7c3db1f8d20e275409Sebastian Redl#include "clang/Serialization/ASTReader.h" 267c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner#include "clang/Lex/MacroInfo.h" 276a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor#include "clang/Lex/PreprocessingRecord.h" 287c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner#include "clang/Lex/Preprocessor.h" 2983d63c78810556d26b62ac4cbae2eda6cdd2570cSteve Naroff#include "clang/Lex/HeaderSearch.h" 3014f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/FileManager.h" 313251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor#include "clang/Basic/OnDiskHashTable.h" 3214f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/SourceManager.h" 33bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor#include "clang/Basic/SourceManagerInternals.h" 342bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor#include "clang/Basic/TargetInfo.h" 35ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor#include "clang/Basic/Version.h" 3617fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APFloat.h" 3717fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APInt.h" 382596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar#include "llvm/ADT/StringExtras.h" 392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/Bitcode/BitstreamWriter.h" 4014f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "llvm/Support/MemoryBuffer.h" 41b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor#include "llvm/System/Path.h" 423c304bd9ec2b4611572d4cbae9e1727bbecb5dc9Chris Lattner#include <cstdio> 432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorusing namespace clang; 448538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlusing namespace clang::serialization; 452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 46ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 47ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian RedlT *data(std::vector<T, Allocator> &v) { 48ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 49ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 50ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 51ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redlconst T *data(const std::vector<T, Allocator> &v) { 52ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 53ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 54ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl 552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// Type serialization 572cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 5812b1c7615d4f9a2edc544be499f895f16ac100edChris Lattner 592cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregornamespace { 603397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl class ASTTypeWriter { 61a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 62a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record; 632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor public: 652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Type code that corresponds to the record generated. 668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl TypeCode Code; 672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 683397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter(ASTWriter &Writer, ASTWriter::RecordData &Record) 698538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl : Writer(Writer), Record(Record), Code(TYPE_EXT_QUAL) { } 702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitArrayType(const ArrayType *T); 722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitFunctionType(const FunctionType *T); 732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitTagType(const TagType *T); 742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) void Visit##Class##Type(const Class##Type *T); 762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor }; 792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 813397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBuiltinType(const BuiltinType *T) { 822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor assert(false && "Built-in types are never serialized"); 832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 853397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitComplexType(const ComplexType *T) { 862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 878538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_COMPLEX; 882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 903397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitPointerType(const PointerType *T) { 912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 928538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_POINTER; 932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 953397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBlockPointerType(const BlockPointerType *T) { 961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_BLOCK_POINTER; 982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1003397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitLValueReferenceType(const LValueReferenceType *T) { 1012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1028538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_LVALUE_REFERENCE; 1032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1053397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRValueReferenceType(const RValueReferenceType *T) { 1062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1078538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_RVALUE_REFERENCE; 1082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1103397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitMemberPointerType(const MemberPointerType *T) { 1111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 1121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(QualType(T->getClass(), 0), Record); 1138538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_MEMBER_POINTER; 1142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1163397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitArrayType(const ArrayType *T) { 1172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getSizeModifier()); // FIXME: stable values 1190953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(T->getIndexTypeCVRQualifiers()); // FIXME: stable values 1202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1223397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitConstantArrayType(const ConstantArrayType *T) { 1232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddAPInt(T->getSize(), Record); 1258538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_CONSTANT_ARRAY; 1262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1283397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitIncompleteArrayType(const IncompleteArrayType *T) { 1292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1308538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_INCOMPLETE_ARRAY; 1312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1333397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVariableArrayType(const VariableArrayType *T) { 1342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1357e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getLBracketLoc(), Record); 1367e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getRBracketLoc(), Record); 137c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getSizeExpr()); 1388538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_VARIABLE_ARRAY; 1392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1413397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVectorType(const VectorType *T) { 1422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumElements()); 144788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Record.push_back(T->getAltiVecSpecific()); 1458538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_VECTOR; 1462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1483397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitExtVectorType(const ExtVectorType *T) { 1492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitVectorType(T); 1508538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_EXT_VECTOR; 1512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1533397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionType(const FunctionType *T) { 1542cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getResultType(), Record); 155264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola FunctionType::ExtInfo C = T->getExtInfo(); 156264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getNoReturn()); 157425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola Record.push_back(C.getRegParm()); 158ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor // FIXME: need to stabilize encoding of calling convention... 159264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getCC()); 1602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1612cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1623397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionNoProtoType(const FunctionNoProtoType *T) { 1632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1648538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_FUNCTION_NO_PROTO; 1652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1673397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionProtoType(const FunctionProtoType *T) { 1682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumArgs()); 1702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor for (unsigned I = 0, N = T->getNumArgs(); I != N; ++I) 1712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getArgType(I), Record); 1722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->isVariadic()); 1732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getTypeQuals()); 174465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasExceptionSpec()); 175465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasAnyExceptionSpec()); 176465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->getNumExceptions()); 177465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl for (unsigned I = 0, N = T->getNumExceptions(); I != N; ++I) 178465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Writer.AddTypeRef(T->getExceptionType(I), Record); 1798538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_FUNCTION_PROTO; 1802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1823397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitUnresolvedUsingType(const UnresolvedUsingType *T) { 183ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddDeclRef(T->getDecl(), Record); 1848538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_UNRESOLVED_USING; 185ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 186ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1873397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypedefType(const TypedefType *T) { 1882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 1899763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis assert(!T->isCanonicalUnqualified() && "Invalid typedef ?"); 1909763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->getCanonicalTypeInternal(), Record); 1918538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEDEF; 1922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1943397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfExprType(const TypeOfExprType *T) { 195c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getUnderlyingExpr()); 1968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEOF_EXPR; 1972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1993397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfType(const TypeOfType *T) { 2002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getUnderlyingType(), Record); 2018538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TYPEOF; 2022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2043397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitDecltypeType(const DecltypeType *T) { 205395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson Writer.AddStmt(T->getUnderlyingExpr()); 2068538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DECLTYPE; 207395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson} 208395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson 2093397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTagType(const TagType *T) { 210be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 2112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 2121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(!T->isBeingDefined() && 2132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor "Cannot serialize in the middle of a type definition"); 2142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2163397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRecordType(const RecordType *T) { 2172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_RECORD; 2192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2213397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitEnumType(const EnumType *T) { 2222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2238538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_ENUM; 2242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 2273397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitSubstTemplateTypeParmType( 22849a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall const SubstTemplateTypeParmType *T) { 22949a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(QualType(T->getReplacedParameter(), 0), Record); 23049a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(T->getReplacementType(), Record); 2318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_SUBST_TEMPLATE_TYPE_PARM; 23249a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 23349a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 23449a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid 2353397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateSpecializationType( 2362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor const TemplateSpecializationType *T) { 237be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 23890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateName(T->getTemplateName(), Record); 23990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 24090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateSpecializationType::iterator ArgI = T->begin(), ArgE = T->end(); 24190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis ArgI != ArgE; ++ArgI) 24290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateArgument(*ArgI, Record); 2439763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 2449763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 2459763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Record); 2468538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TEMPLATE_SPECIALIZATION; 24790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 24890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 24990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2503397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedArrayType(const DependentSizedArrayType *T) { 251ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis VisitArrayType(T); 252ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddStmt(T->getSizeExpr()); 253ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddSourceRange(T->getBracketsRange(), Record); 2548538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_SIZED_ARRAY; 25590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 25690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 25790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2583397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedExtVectorType( 25990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentSizedExtVectorType *T) { 26090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis // FIXME: Serialize this type (C++ only) 26190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis assert(false && "Cannot serialize dependent sized extended vector types"); 26290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 26390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 26490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2653397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateTypeParmType(const TemplateTypeParmType *T) { 26690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getDepth()); 26790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getIndex()); 26890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->isParameterPack()); 26990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getName(), Record); 2708538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_TEMPLATE_TYPE_PARM; 27190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 27290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 27390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2743397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentNameType(const DependentNameType *T) { 2758dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Record.push_back(T->getKeyword()); 2768dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2778dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 278f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 279f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 280f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Record); 2818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_NAME; 28290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 28390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 28490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2853397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentTemplateSpecializationType( 28690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentTemplateSpecializationType *T) { 2873acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getKeyword()); 2883acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2893acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 2903acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 2913acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis for (DependentTemplateSpecializationType::iterator 2923acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis I = T->begin(), E = T->end(); I != E; ++I) 2933acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTemplateArgument(*I, Record); 2948538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION; 2952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2973397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitElaboratedType(const ElaboratedType *T) { 298465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara Record.push_back(T->getKeyword()); 2993acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 3003acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTypeRef(T->getNamedType(), Record); 3018538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_ELABORATED; 3022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3043397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitInjectedClassNameType(const InjectedClassNameType *T) { 3053cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddDeclRef(T->getDecl(), Record); 30631f17ecbef57b5679c017c375db330546b7b5145John McCall Writer.AddTypeRef(T->getInjectedSpecializationType(), Record); 3078538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_INJECTED_CLASS_NAME; 3083cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 3093cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 3103397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCInterfaceType(const ObjCInterfaceType *T) { 311deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 3128538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_INTERFACE; 313c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 314c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 3153397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCObjectType(const ObjCObjectType *T) { 316c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Writer.AddTypeRef(T->getBaseType(), Record); 3172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumProtocols()); 318c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall for (ObjCObjectType::qual_iterator I = T->qual_begin(), 319446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff E = T->qual_end(); I != E; ++I) 320446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff Writer.AddDeclRef(*I, Record); 3218538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_OBJECT; 3222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 324d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroffvoid 3253397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitObjCObjectPointerType(const ObjCObjectPointerType *T) { 3261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 3278538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = TYPE_OBJC_OBJECT_POINTER; 3282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 330a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallnamespace { 331a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 332a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallclass TypeLocWriter : public TypeLocVisitor<TypeLocWriter> { 333a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 334a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record; 335a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 336a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallpublic: 337a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl TypeLocWriter(ASTWriter &Writer, ASTWriter::RecordData &Record) 338a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall : Writer(Writer), Record(Record) { } 339a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34051bd803fbdade51d674598ed45da3d54190a656cJohn McCall#define ABSTRACT_TYPELOC(CLASS, PARENT) 341a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#define TYPELOC(CLASS, PARENT) \ 34251bd803fbdade51d674598ed45da3d54190a656cJohn McCall void Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc); 343a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocNodes.def" 344a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34551bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitArrayTypeLoc(ArrayTypeLoc TyLoc); 34651bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitFunctionTypeLoc(FunctionTypeLoc TyLoc); 347a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall}; 348a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 349a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 350a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 35151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { 35251bd803fbdade51d674598ed45da3d54190a656cJohn McCall // nothing to do 35351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 35451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 355ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Writer.AddSourceLocation(TL.getBuiltinLoc(), Record); 356ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor if (TL.needsExtraLocalData()) { 357ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenTypeSpec()); 358ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenSignSpec()); 359ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenWidthSpec()); 360ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.hasModeAttr()); 361ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor } 36251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitComplexTypeLoc(ComplexTypeLoc TL) { 36451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 36551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitPointerTypeLoc(PointerTypeLoc TL) { 36751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 36851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 37051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getCaretLoc(), Record); 37151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 37351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpLoc(), Record); 37451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 37651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpAmpLoc(), Record); 37751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 37951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 38051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitArrayTypeLoc(ArrayTypeLoc TL) { 38251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLBracketLoc(), Record); 38351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRBracketLoc(), Record); 38451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Record.push_back(TL.getSizeExpr() ? 1 : 0); 38551bd803fbdade51d674598ed45da3d54190a656cJohn McCall if (TL.getSizeExpr()) 38651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddStmt(TL.getSizeExpr()); 38751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { 38951bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { 39251bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { 39551bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedArrayTypeLoc( 39851bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedArrayTypeLoc TL) { 39951bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 40051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedExtVectorTypeLoc( 40251bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedExtVectorTypeLoc TL) { 40351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVectorTypeLoc(VectorTypeLoc TL) { 40651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL) { 40951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 41051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 41251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 41351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 41451bd803fbdade51d674598ed45da3d54190a656cJohn McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 41551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddDeclRef(TL.getArg(i), Record); 41651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { 41851bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 41951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 42051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { 42151bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 42251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 423ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid TypeLocWriter::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 424ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 425ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 42651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 42751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 42851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 42951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 430cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 431cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 432cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 43351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 435cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 436cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 437cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 438cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddTypeSourceInfo(TL.getUnderlyingTInfo(), Record); 43951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 44051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { 44151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 442a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRecordTypeLoc(RecordTypeLoc TL) { 44451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 445a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitEnumTypeLoc(EnumTypeLoc TL) { 44751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 448a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { 45051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 451a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 45249a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid TypeLocWriter::VisitSubstTemplateTypeParmTypeLoc( 45349a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall SubstTemplateTypeParmTypeLoc TL) { 45449a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 45549a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 45651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateSpecializationTypeLoc( 45751bd803fbdade51d674598ed45da3d54190a656cJohn McCall TemplateSpecializationTypeLoc TL) { 458833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getTemplateNameLoc(), Record); 459833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 460833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 461833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 46244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(i).getArgument().getKind(), 46344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(i).getLocInfo(), Record); 464a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 465465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnaravoid TypeLocWriter::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { 466e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 467e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 468a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 4693cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCallvoid TypeLocWriter::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { 4703cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 4713cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 4724714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid TypeLocWriter::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { 473e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 474e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 47551bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 476a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 47733500955d731c73717af52088b7fc0e7a85681e7John McCallvoid TypeLocWriter::VisitDependentTemplateSpecializationTypeLoc( 47833500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypeLoc TL) { 47933500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 48033500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceRange(TL.getQualifierRange(), Record); 48133500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 48233500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 48333500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 48433500955d731c73717af52088b7fc0e7a85681e7John McCall for (unsigned I = 0, E = TL.getNumArgs(); I != E; ++I) 48544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(I).getArgument().getKind(), 48644f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(I).getLocInfo(), Record); 48733500955d731c73717af52088b7fc0e7a85681e7John McCall} 48851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 48951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 490c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 491c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid TypeLocWriter::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 492c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Record.push_back(TL.hasBaseTypeAsWritten()); 49354e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 49454e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 49554e14c4db764c0636160d26c5bbf491637c83a76John McCall for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) 49654e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getProtocolLoc(i), Record); 497a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 49851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 49951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 500a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 501a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 5024dcf151a555ff51e4d643e8e6eeb80f121d11d1bChris Lattner//===----------------------------------------------------------------------===// 503a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl// ASTWriter Implementation 5042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 5052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 506b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitBlockID(unsigned ID, const char *Name, 507b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 508a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 509b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 510b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 511b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETBID, Record); 512b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 513b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Emit the block name if present. 514b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner if (Name == 0 || Name[0] == 0) return; 515b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 516b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 517b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 518b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_BLOCKNAME, Record); 519b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 520b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 521b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitRecordID(unsigned ID, const char *Name, 522b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 523a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 524b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 525b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 526b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 527b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 528b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETRECORDNAME, Record); 5290558df2da807646e65d4fa290f4e92114af1a746Chris Lattner} 5300558df2da807646e65d4fa290f4e92114af1a746Chris Lattner 5310558df2da807646e65d4fa290f4e92114af1a746Chris Lattnerstatic void AddStmtsExprs(llvm::BitstreamWriter &Stream, 532a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 5338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 5340558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_STOP); 5350558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL_PTR); 5360558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL); 5370558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_COMPOUND); 5380558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CASE); 5390558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DEFAULT); 5400558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_LABEL); 5410558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_IF); 5420558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_SWITCH); 5430558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_WHILE); 5440558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DO); 5450558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_FOR); 5460558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_GOTO); 5470558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_INDIRECT_GOTO); 5480558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CONTINUE); 5490558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_BREAK); 5500558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_RETURN); 5510558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DECL); 5520558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_ASM); 5530558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PREDEFINED); 5540558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DECL_REF); 5550558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INTEGER_LITERAL); 5560558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_FLOATING_LITERAL); 5570558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMAGINARY_LITERAL); 5580558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STRING_LITERAL); 5590558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHARACTER_LITERAL); 5600558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PAREN); 5610558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_UNARY_OPERATOR); 5620558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SIZEOF_ALIGN_OF); 5630558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ARRAY_SUBSCRIPT); 5640558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CALL); 5650558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_MEMBER); 5660558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BINARY_OPERATOR); 5670558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_ASSIGN_OPERATOR); 5680558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CONDITIONAL_OPERATOR); 5690558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_CAST); 5700558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CSTYLE_CAST); 5710558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_LITERAL); 5720558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_EXT_VECTOR_ELEMENT); 5730558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INIT_LIST); 5740558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DESIGNATED_INIT); 5750558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_VALUE_INIT); 5760558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_VA_ARG); 5770558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ADDR_LABEL); 5780558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STMT); 5790558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_TYPES_COMPATIBLE); 5800558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHOOSE); 5810558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_GNU_NULL); 5820558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SHUFFLE_VECTOR); 5830558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK); 5840558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK_DECL_REF); 5850558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_STRING_LITERAL); 5860558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_ENCODE); 5870558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_SELECTOR_EXPR); 5880558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROTOCOL_EXPR); 5890558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_IVAR_REF_EXPR); 5900558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROPERTY_REF_EXPR); 5910558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_KVC_REF_EXPR); 5920558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_MESSAGE_EXPR); 5930558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_SUPER_EXPR); 5940558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FOR_COLLECTION); 5950558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_CATCH); 5960558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FINALLY); 5970558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_TRY); 5980558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_SYNCHRONIZED); 5990558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_THROW); 600eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_OPERATOR_CALL); 601eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONSTRUCT); 602eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_STATIC_CAST); 603eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_DYNAMIC_CAST); 604eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_REINTERPRET_CAST); 605eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONST_CAST); 606eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_FUNCTIONAL_CAST); 607eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_BOOL_LITERAL); 608eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_NULL_PTR_LITERAL); 6090558df2da807646e65d4fa290f4e92114af1a746Chris Lattner#undef RECORD 610b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 6111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 612a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteBlockInfoBlock() { 613b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RecordData Record; 614b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EnterSubblock(llvm::bitc::BLOCKINFO_BLOCK_ID, 3); 6151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6168538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define BLOCK(X) EmitBlockID(X ## _ID, #X, Stream, Record) 6178538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl#define RECORD(X) EmitRecordID(X, #X, Stream, Record) 6181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6193397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // AST Top-Level Block. 620f29f0a28c4d9599b389bbb6d186e14af753dc5a3Sebastian Redl BLOCK(AST_BLOCK); 62151e774d42269e3b22d746184c0b9076fc13b32e6Zhongxing Xu RECORD(ORIGINAL_FILE_NAME); 622b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OFFSET); 623b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_OFFSET); 624b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LANGUAGE_OPTIONS); 625ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor RECORD(METADATA); 626b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_OFFSET); 627b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_TABLE); 628b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(EXTERNAL_DEFINITIONS); 629b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SPECIAL_TYPES); 630b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(STATISTICS); 631b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TENTATIVE_DEFINITIONS); 63249b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RECORD(UNUSED_FILESCOPED_DECLS); 633b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LOCALLY_SCOPED_EXTERNAL_DECLS); 634b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SELECTOR_OFFSETS); 635b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(METHOD_POOL); 636b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_COUNTER_VALUE); 6377f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_OFFSETS); 6387f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_PRELOADS); 6394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RECORD(STAT_CACHE); 640b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RECORD(EXT_VECTOR_DECLS); 6415b4ec636637c9d876102240127cc0dca9280e83aTed Kremenek RECORD(VERSION_CONTROL_BRANCH_REVISION); 6426a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(MACRO_DEFINITION_OFFSETS); 643a93e3b5bde9f0a7b59215f19f176f7d69881b81cSebastian Redl RECORD(CHAINED_METADATA); 644320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RECORD(REFERENCED_SELECTOR_POOL); 6456a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 646b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // SourceManager Block. 6472f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(SOURCE_MANAGER_BLOCK); 648b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_FILE_ENTRY); 649b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_ENTRY); 650b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_BLOB); 651b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_INSTANTIATION_ENTRY); 652b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_LINE_TABLE); 6531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 654b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Preprocessor Block. 6552f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(PREPROCESSOR_BLOCK); 656b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_OBJECT_LIKE); 657b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_FUNCTION_LIKE); 658b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_TOKEN); 6596a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_INSTANTIATION); 6606a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_DEFINITION); 6616a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 66261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Decls and Types block. 66361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor BLOCK(DECLTYPES_BLOCK); 664b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_QUAL); 665b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_COMPLEX); 666b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_POINTER); 667b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_BLOCK_POINTER); 668b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_LVALUE_REFERENCE); 669b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RVALUE_REFERENCE); 670b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_MEMBER_POINTER); 671b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_CONSTANT_ARRAY); 672b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_INCOMPLETE_ARRAY); 673b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VARIABLE_ARRAY); 674b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VECTOR); 675b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_VECTOR); 676b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_PROTO); 677b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_NO_PROTO); 678b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEDEF); 679b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF_EXPR); 680b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF); 681b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RECORD); 682b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_ENUM); 683b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OBJC_INTERFACE); 684a53d2cbe37e4be0d95b9d3e09f74eafae31fc940John McCall RECORD(TYPE_OBJC_OBJECT); 685d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff RECORD(TYPE_OBJC_OBJECT_POINTER); 6860ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ATTR); 6870ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TRANSLATION_UNIT); 6880ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TYPEDEF); 6890ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM); 6900ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_RECORD); 6910ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM_CONSTANT); 6920ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FUNCTION); 6930ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_METHOD); 6940ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_INTERFACE); 6950ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROTOCOL); 6960ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IVAR); 6970ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_AT_DEFS_FIELD); 6980ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CLASS); 6990ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_FORWARD_PROTOCOL); 7000ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY); 7010ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY_IMPL); 7020ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IMPLEMENTATION); 7030ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_COMPATIBLE_ALIAS); 7040ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY); 7050ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY_IMPL); 706b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_FIELD); 707b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_VAR); 7080ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_IMPLICIT_PARAM); 709b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_PARM_VAR); 7100ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FILE_SCOPE_ASM); 7110ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_BLOCK); 7120ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_LEXICAL); 7130ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_VISIBLE); 71461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Statements and Exprs can occur in the Decls and Types block. 7150558df2da807646e65d4fa290f4e92114af1a746Chris Lattner AddStmtsExprs(Stream, Record); 716b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef RECORD 717b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef BLOCK 718b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.ExitBlock(); 719b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 720b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 721e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \brief Adjusts the given filename to only write out the portion of the 722e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// filename that is not part of the system root directory. 7231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 724e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param Filename the file name to adjust. 725e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 726e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param isysroot When non-NULL, the PCH file is a relocatable PCH file and 727e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// the returned filename will be adjusted by this system root. 728e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 729e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \returns either the original filename (if it needs no adjustment) or the 730e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// adjusted filename (which points into the @p Filename parameter). 7311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpstatic const char * 732e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas GregoradjustFilenameForRelocatablePCH(const char *Filename, const char *isysroot) { 733e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor assert(Filename && "No file name to adjust?"); 7341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 735e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!isysroot) 736e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 738e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Verify that the filename and the system root have the same prefix. 739e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned Pos = 0; 740e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor for (; Filename[Pos] && isysroot[Pos]; ++Pos) 741e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] != isysroot[Pos]) 742e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; // Prefixes don't match. 7431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 744e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We hit the end of the filename before we hit the end of the system root. 745e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!Filename[Pos]) 746e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 748e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // If the file name has a '/' at the current position, skip over the '/'. 749e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We distinguish sysroot-based includes from absolute includes by the 750e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // absence of '/' at the beginning of sysroot-based includes. 751e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] == '/') 752e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor ++Pos; 7531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 754e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename + Pos; 755e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor} 756b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 7573397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the AST metadata (e.g., i686-apple-darwin9). 758a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteMetadata(ASTContext &Context, const char *isysroot) { 7592bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor using namespace llvm; 760b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 761e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Metadata 762e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const TargetInfo &Target = Context.Target; 763e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor BitCodeAbbrev *MetaAbbrev = new BitCodeAbbrev(); 76477f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp( 7658538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Chain ? CHAINED_METADATA : METADATA)); 7663397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST major 7673397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST minor 768e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang major 769e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang minor 770e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Relocatable 77177f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // Target triple or chained PCH name 77277f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 773e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned MetaAbbrevCode = Stream.EmitAbbrev(MetaAbbrev); 7741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 775e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor RecordData Record; 7768538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(Chain ? CHAINED_METADATA : METADATA); 7778538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_MAJOR); 7788538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_MINOR); 779e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MAJOR); 780e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MINOR); 781e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(isysroot != 0); 78277f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // FIXME: This writes the absolute path for chained headers. 78377f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl const std::string &BlobStr = Chain ? Chain->getFileName() : Target.getTriple().getTriple(); 78477f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl Stream.EmitRecordWithBlob(MetaAbbrevCode, Record, BlobStr); 7851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 786b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor // Original file name 787b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor SourceManager &SM = Context.getSourceManager(); 788b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor if (const FileEntry *MainFile = SM.getFileEntryForID(SM.getMainFileID())) { 789b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor BitCodeAbbrev *FileAbbrev = new BitCodeAbbrev(); 7908538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FileAbbrev->Add(BitCodeAbbrevOp(ORIGINAL_FILE_NAME)); 791b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor FileAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 792b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor unsigned FileAbbrevCode = Stream.EmitAbbrev(FileAbbrev); 793b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 794b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor llvm::sys::Path MainFilePath(MainFile->getName()); 7951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 79611a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam MainFilePath.makeAbsolute(); 797b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 798aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam const char *MainFileNameStr = MainFilePath.c_str(); 7991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump MainFileNameStr = adjustFilenameForRelocatablePCH(MainFileNameStr, 800e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor isysroot); 801b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor RecordData Record; 8028538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(ORIGINAL_FILE_NAME); 803ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(FileAbbrevCode, Record, MainFileNameStr); 804b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor } 80511a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 806f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek // Repository branch/version information. 807f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek BitCodeAbbrev *RepoAbbrev = new BitCodeAbbrev(); 8088538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl RepoAbbrev->Add(BitCodeAbbrevOp(VERSION_CONTROL_BRANCH_REVISION)); 809f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek RepoAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // SVN branch/tag 810f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek unsigned RepoAbbrevCode = Stream.EmitAbbrev(RepoAbbrev); 811445e23e9b909ec8e21303c7dd82c90b72fc09ac4Douglas Gregor Record.clear(); 8128538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(VERSION_CONTROL_BRANCH_REVISION); 813f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek Stream.EmitRecordWithBlob(RepoAbbrevCode, Record, 814f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek getClangFullRepositoryVersion()); 8152bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor} 8162bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor 8172bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor/// \brief Write the LangOptions structure. 818a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteLanguageOptions(const LangOptions &LangOpts) { 8190a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor RecordData Record; 8200a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Trigraphs); 8210a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.BCPLComment); // BCPL-style '//' comments. 8220a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.DollarIdents); // '$' allowed in identifiers. 8230a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.AsmPreprocessor); // Preprocessor in asm mode. 8240a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUMode); // True in gnu99 mode false in c99 mode (etc) 825eb5d7b752651283de5abfcc2f91df7227582a08dChandler Carruth Record.push_back(LangOpts.GNUKeywords); // Allow GNU-extension keywords 8260a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ImplicitInt); // C89 implicit 'int'. 8270a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Digraphs); // C94, C99 and C++ 8280a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.HexFloats); // C99 Hexadecimal float constants. 8290a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.C99); // C99 Support 8300a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Microsoft); // Microsoft extensions. 8310a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus); // C++ Support 8320a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus0x); // C++0x Support 8330a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CXXOperatorNames); // Treat C++ operator names as keywords. 8341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8350a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC1); // Objective-C 1 support enabled. 8360a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC2); // Objective-C 2 support enabled. 83711a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI); // Objective-C 838412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 83911a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI2); // Objective-C enhanced 840412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 8414c9d8d0eca5ca635d9a30222f690db9140e98325Fariborz Jahanian Record.push_back(LangOpts.NoConstantCFStrings); // non cfstring generation enabled.. 8421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8430a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PascalStrings); // Allow Pascal strings 8440a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.WritableStrings); // Allow writable strings 8450a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.LaxVectorConversions); 846b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.AltiVec); 8470a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Exceptions); // Support exception handling. 84873482884560be041d86eccbd7dd5a6918677393bDaniel Dunbar Record.push_back(LangOpts.SjLjExceptions); 8490a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8500a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NeXTRuntime); // Use NeXT runtime. 8510a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Freestanding); // Freestanding implementation 8520a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoBuiltin); // Do not use builtin functions (-fno-builtin) 8530a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 854ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // Whether static initializers are protected by locks. 855ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner Record.push_back(LangOpts.ThreadsafeStatics); 856972d954bd216c86a961bb7f81c53af85de17c2f0Douglas Gregor Record.push_back(LangOpts.POSIXThreads); 8570a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Blocks); // block extension to C 8580a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.EmitAllDecls); // Emit all declarations, even if 8590a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // they are unused. 8600a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.MathErrno); // Math functions must respect errno 8610a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // (modulo the platform support). 8620a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 863a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.getSignedOverflowBehavior()); 864a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.HeinousExtensions); 8650a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8660a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Optimize); // Whether __OPTIMIZE__ should be defined. 8671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Record.push_back(LangOpts.OptimizeSize); // Whether __OPTIMIZE_SIZE__ should be 8680a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // defined. 8690a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Static); // Should __STATIC__ be defined (as 8700a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // opposed to __DYNAMIC__). 8710a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PICLevel); // The value for __PIC__, if non-zero. 8720a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8730a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUInline); // Should GNU inline semantics be 8740a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // used (instead of C99 semantics). 8750a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoInline); // Should __NO_INLINE__ be defined. 876a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson Record.push_back(LangOpts.AccessControl); // Whether C++ access control should 877a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson // be enabled. 87815b91764d08e886391c865c4a444d7b51141c284Eli Friedman Record.push_back(LangOpts.CharIsSigned); // Whether char is a signed or 87915b91764d08e886391c865c4a444d7b51141c284Eli Friedman // unsigned type 880a6fda124bf380479529d6a80b84b62cacd3cb707John Thompson Record.push_back(LangOpts.ShortWChar); // force wchar_t to be unsigned short 8810a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getGCMode()); 8820a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getVisibilityMode()); 883ab8e281b32a3d3b9b18257d26844362bf806ecdcDaniel Dunbar Record.push_back(LangOpts.getStackProtectorMode()); 8840a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.InstantiationDepth); 885b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.OpenCL); 8869c276ae0f24d4cee8f7954069d4b8eae45d0447dMike Stump Record.push_back(LangOpts.CatchUndefined); 88792f5822df6a0d7571df44b5d279ed4f017fbb0e6Anders Carlsson Record.push_back(LangOpts.ElideConstructors); 888a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Record.push_back(LangOpts.SpellChecking); 8898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LANGUAGE_OPTIONS, Record); 8900a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor} 8910a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 89214f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 8934fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// stat cache Serialization 8944fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 8954fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 8964fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregornamespace { 8974fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Trait used for the on-disk hash table of stat cache results. 8983397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTStatCacheTrait { 8994fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregorpublic: 9004fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const char * key_type; 9014fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef key_type key_type_ref; 9021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9034fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef std::pair<int, struct stat> data_type; 9044fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const data_type& data_type_ref; 9054fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9064fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor static unsigned ComputeHash(const char *path) { 9072596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(path); 9084fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 9114fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, const char *path, 9124fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data) { 9134fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StrLen = strlen(path); 9144fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit16(Out, StrLen); 9154fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned DataLen = 1; // result value 9164fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) 9174fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor DataLen += 4 + 4 + 2 + 8 + 8; 9184fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit8(Out, DataLen); 9194fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor return std::make_pair(StrLen + 1, DataLen); 9204fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9224fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitKey(llvm::raw_ostream& Out, const char *path, unsigned KeyLen) { 9234fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Out.write(path, KeyLen); 9244fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9264fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 9274fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data, unsigned DataLen) { 9284fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace clang::io; 9294fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint64_t Start = Out.tell(); (void)Start; 9301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9314fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Result of stat() 9324fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit8(Out, Data.first? 1 : 0); 9331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9344fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) { 9354fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_ino); 9364fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_dev); 9374fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit16(Out, (uint16_t) Data.second.st_mode); 9384fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_mtime); 9394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_size); 9404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor assert(Out.tell() - Start == DataLen && "Wrong data length"); 9434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor}; 9454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} // end anonymous namespace 9464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9473397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the stat() system call cache to the AST file. 948a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteStatCache(MemorizeStatCalls &StatCalls) { 9494fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Build the on-disk hash table containing information about every 9504fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // stat() call. 9513397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTStatCacheTrait> Generator; 9524fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned NumStatEntries = 0; 9531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (MemorizeStatCalls::iterator Stat = StatCalls.begin(), 9544fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor StatEnd = StatCalls.end(); 955e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Stat != StatEnd; ++Stat, ++NumStatEntries) { 956e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Stat->first(); 957e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Generator.insert(Filename, Stat->second); 958e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor } 9591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9604fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create the on-disk hash table in a buffer. 9611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> StatCacheData; 9624fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint32_t BucketOffset; 9634fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor { 9644fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor llvm::raw_svector_ostream Out(StatCacheData); 9654fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Make sure that no bucket is at offset 0 9664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit32(Out, 0); 9674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BucketOffset = Generator.Emit(Out); 9684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create a blob abbreviation 9714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace llvm; 9724fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9738538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(STAT_CACHE)); 9744fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9754fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9764fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 9774fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StatCacheAbbrev = Stream.EmitAbbrev(Abbrev); 9784fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9794fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Write the stat cache 9804fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RecordData Record; 9818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(STAT_CACHE); 9824fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(BucketOffset); 9834fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(NumStatEntries); 984ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(StatCacheAbbrev, Record, StatCacheData.str()); 9854fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} 9864fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9874fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 98814f79002e58556798e86168c63e48d533287eda5Douglas Gregor// Source Manager Serialization 98914f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 99014f79002e58556798e86168c63e48d533287eda5Douglas Gregor 99114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 99214f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// file. 993c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocFileAbbrev(llvm::BitstreamWriter &Stream) { 99414f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 99514f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9968538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_FILE_ENTRY)); 99714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 99814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 99914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 100014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 10012d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // FileEntry fields. 10022d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 12)); // Size 10032d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 32)); // Modification time 100412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // HeaderFileInfo fields. 100512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isImport 100612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // DirInfo 100712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // NumIncludes 100812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // ControllingMacro 100914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 1010c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 101114f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 101214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 101314f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 101414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1015c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferAbbrev(llvm::BitstreamWriter &Stream) { 101614f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 101714f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_ENTRY)); 101914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 102014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 102114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 102214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 102314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Buffer name blob 1024c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 102514f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 102614f79002e58556798e86168c63e48d533287eda5Douglas Gregor 102714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 102814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer's blob. 1029c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferBlobAbbrev(llvm::BitstreamWriter &Stream) { 103014f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 103114f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_BLOB)); 103314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Blob 1034c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 103514f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 103614f79002e58556798e86168c63e48d533287eda5Douglas Gregor 103714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to an 103814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1039c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocInstantiationAbbrev(llvm::BitstreamWriter &Stream) { 104014f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 104114f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 10428538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_INSTANTIATION_ENTRY)); 104314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 104414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Spelling location 104514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Start location 104614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // End location 1047f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Token length 1048c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 104914f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 105014f79002e58556798e86168c63e48d533287eda5Douglas Gregor 105114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Writes the block containing the serialized form of the 105214f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// source manager. 105314f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// 105414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// TODO: We should probably use an on-disk hash table (stored in a 105514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// blob), indexed based on the file name, so that we only create 105614f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// entries for files that we actually need. In the common case (no 105714f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// errors), we probably won't have to create file entries for any of 105814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// the files in the AST. 1059a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSourceManagerBlock(SourceManager &SourceMgr, 1060e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const Preprocessor &PP, 1061e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *isysroot) { 10627f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData Record; 10637f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 1064f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner // Enter the source manager block. 10658538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(SOURCE_MANAGER_BLOCK_ID, 3); 106614f79002e58556798e86168c63e48d533287eda5Douglas Gregor 106714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Abbreviations for the various kinds of source-location entries. 1068828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocFileAbbrv = CreateSLocFileAbbrev(Stream); 1069828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferAbbrv = CreateSLocBufferAbbrev(Stream); 1070828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferBlobAbbrv = CreateSLocBufferBlobAbbrev(Stream); 1071828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocInstantiationAbbrv = CreateSLocInstantiationAbbrev(Stream); 10727f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10737f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Write the line table. 10747f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SourceMgr.hasLineTable()) { 10757f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LineTableInfo &LineTable = SourceMgr.getLineTable(); 10767f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10777f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file names 10787f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LineTable.getNumFilenames()); 10797f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (unsigned I = 0, N = LineTable.getNumFilenames(); I != N; ++I) { 10807f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file name 10817f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor const char *Filename = LineTable.getFilename(I); 1082e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 10837f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned FilenameLen = Filename? strlen(Filename) : 0; 10847f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(FilenameLen); 10857f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (FilenameLen) 10867f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.insert(Record.end(), Filename, Filename + FilenameLen); 10877f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 10881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10897f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10907f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (LineTableInfo::iterator L = LineTable.begin(), LEnd = LineTable.end(); 10917f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor L != LEnd; ++L) { 10927f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file ID 10937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->first); 10941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10957f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10967f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->second.size()); 10971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (std::vector<LineEntry>::iterator LE = L->second.begin(), 10987f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LEEnd = L->second.end(); 10997f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LE != LEEnd; ++LE) { 11007f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FileOffset); 11017f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->LineNo); 11027f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FilenameID); 11037f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back((unsigned)LE->FileKind); 11047f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->IncludeOffset); 11057f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11067f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11078538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SM_LINE_TABLE, Record); 11087f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11097f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 111014f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Write out the source location entry table. We skip the first 111114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // entry, which is always the same dummy entry. 1112090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner std::vector<uint32_t> SLocEntryOffsets; 11137f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData PreloadSLocs; 11140fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl unsigned BaseSLocID = Chain ? Chain->getTotalNumSLocs() : 0; 11150fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl SLocEntryOffsets.reserve(SourceMgr.sloc_entry_size() - 1 - BaseSLocID); 11160fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl for (unsigned I = BaseSLocID + 1, N = SourceMgr.sloc_entry_size(); 11170fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl I != N; ++I) { 1118bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor // Get this source location entry. 1119bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor const SrcMgr::SLocEntry *SLoc = &SourceMgr.getSLocEntry(I); 112011a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 11217f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Record the offset of this source-location entry. 11227f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor SLocEntryOffsets.push_back(Stream.GetCurrentBitNo()); 11237f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 112414f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Figure out which record code to use. 112514f79002e58556798e86168c63e48d533287eda5Douglas Gregor unsigned Code; 112614f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 112714f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->getFile().getContentCache()->Entry) 11288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_FILE_ENTRY; 112914f79002e58556798e86168c63e48d533287eda5Douglas Gregor else 11308538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_BUFFER_ENTRY; 113114f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else 11328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = SM_SLOC_INSTANTIATION_ENTRY; 11337f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 113414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Code); 113514f79002e58556798e86168c63e48d533287eda5Douglas Gregor 113614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(SLoc->getOffset()); 113714f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 113814f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::FileInfo &File = SLoc->getFile(); 113914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getIncludeLoc().getRawEncoding()); 114014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getFileCharacteristic()); // FIXME: stable encoding 1141bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor Record.push_back(File.hasLineDirectives()); 114214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 114314f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::ContentCache *Content = File.getContentCache(); 114414f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (Content->Entry) { 114514f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a file. The blob associated 114614f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry is the file name. 11471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11482d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // Emit size/modification time for this file. 11492d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getSize()); 11502d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getModificationTime()); 11512d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor 115212fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // Emit header-search information associated with this file. 115312fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderFileInfo HFI; 115412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderSearch &HS = PP.getHeaderSearchInfo(); 115512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor if (Content->Entry->getUID() < HS.header_file_size()) 115612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HFI = HS.header_file_begin()[Content->Entry->getUID()]; 115712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.isImport); 115812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.DirInfo); 115912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.NumIncludes); 116012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor AddIdentifierRef(HFI.ControllingMacro, Record); 116112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor 1162e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Turn the file name into an absolute path, if it isn't already. 1163e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Content->Entry->getName(); 1164e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor llvm::sys::Path FilePath(Filename, strlen(Filename)); 116511a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam FilePath.makeAbsolute(); 1166aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam Filename = FilePath.c_str(); 11671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1168e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 1169ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocFileAbbrv, Record, Filename); 11707f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11717f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // FIXME: For now, preload all file source locations, so that 11727f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // we get the appropriate File entries in the reader. This is 11737f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // a temporary measure. 11740fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 117514f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 117614f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a buffer. The blob associated 117714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry contains the contents of the buffer. 117814f79002e58556798e86168c63e48d533287eda5Douglas Gregor 117914f79002e58556798e86168c63e48d533287eda5Douglas Gregor // We add one to the size so that we capture the trailing NULL 118014f79002e58556798e86168c63e48d533287eda5Douglas Gregor // that is required by llvm::MemoryBuffer::getMemBuffer (on 118114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // the reader side). 118236c35ba0aca641e60e5dbee8efbc620c08b9bd61Douglas Gregor const llvm::MemoryBuffer *Buffer 1183e127a0d80155b45dafe77f2b4380e5fa111a3345Chris Lattner = Content->getBuffer(PP.getDiagnostics(), PP.getSourceManager()); 118414f79002e58556798e86168c63e48d533287eda5Douglas Gregor const char *Name = Buffer->getBufferIdentifier(); 1185ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocBufferAbbrv, Record, 1186ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Name, strlen(Name) + 1)); 118714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.clear(); 11888538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SM_SLOC_BUFFER_BLOB); 1189c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record, 1190ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Buffer->getBufferStart(), 1191ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Buffer->getBufferSize() + 1)); 11927f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (strcmp(Name, "<built-in>") == 0) 11940fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 119514f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 119614f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 119714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is an instantiation. 119814f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::InstantiationInfo &Inst = SLoc->getInstantiation(); 119914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getSpellingLoc().getRawEncoding()); 120014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocStart().getRawEncoding()); 120114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocEnd().getRawEncoding()); 120214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 1203f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor // Compute the token length for this macro expansion. 1204f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor unsigned NextOffset = SourceMgr.getNextOffset(); 1205bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor if (I + 1 != N) 1206bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor NextOffset = SourceMgr.getSLocEntry(I + 1).getOffset(); 1207f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Record.push_back(NextOffset - SLoc->getOffset() - 1); 1208c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithAbbrev(SLocInstantiationAbbrv, Record); 120914f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121014f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 121114f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12127f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.ExitBlock(); 1213bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor 12147f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SLocEntryOffsets.empty()) 12157f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor return; 12162eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12173397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source-location offsets table into the AST block. This 12187f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // table is used for lazily loading source-location information. 12197f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor using namespace llvm; 12207f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 12218538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SOURCE_LOCATION_OFFSETS)); 12227f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // # of slocs 12237f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // next offset 12247f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // offsets 12257f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned SLocOffsetsAbbrev = Stream.EmitAbbrev(Abbrev); 12261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12277f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 12288538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SOURCE_LOCATION_OFFSETS); 12297f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(SLocEntryOffsets.size()); 12307f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(SourceMgr.getNextOffset()); 12317f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record, 1232ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SLocEntryOffsets), 1233090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner SLocEntryOffsets.size()*sizeof(SLocEntryOffsets[0])); 12347f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 12353397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source location entry preloads array, telling the AST 12367f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // reader which source locations entries it should load eagerly. 12378538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SOURCE_LOCATION_PRELOADS, PreloadSLocs); 123814f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 123914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Preprocessor Serialization 12424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 12440b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// \brief Writes the block containing the serialized form of the 12450b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// preprocessor. 12460b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// 1247a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WritePreprocessor(const Preprocessor &PP) { 12487c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner RecordData Record; 12497c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 1250c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner // If the preprocessor __COUNTER__ value has been bumped, remember it. 1251c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner if (PP.getCounterValue() != 0) { 1252c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.push_back(PP.getCounterValue()); 12538538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_COUNTER_VALUE, Record); 1254c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.clear(); 12552eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor } 12562eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12572eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // Enter the preprocessor block. 12588538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(PREPROCESSOR_BLOCK_ID, 2); 12591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12603397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // If the AST file contains __DATE__ or __TIME__ emit a warning about this. 12612eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // FIXME: use diagnostics subsystem for localization etc. 12622eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor if (PP.SawDateOrTime()) 12632eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor fprintf(stderr, "warning: precompiled header used __DATE__ or __TIME__.\n"); 12641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12657c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // Loop over all the macro definitions that are live at the end of the file, 12667c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // emitting each to the PP section. 12676a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor PreprocessingRecord *PPRec = PP.getPreprocessingRecord(); 12687c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (Preprocessor::macro_iterator I = PP.macro_begin(), E = PP.macro_end(); 12697c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) { 127042d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // FIXME: This emits macros in hash table order, we should do it in a stable 127142d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // order so that output is reproducible. 12727c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner MacroInfo *MI = I->second; 12737c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12743397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Don't emit builtin macros like __LINE__ to the AST file unless they have 12757c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // been redefined by the header (in which case they are not isBuiltinMacro). 12763397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Also skip macros from a AST file if we're chaining. 12773c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl if (MI->isBuiltinMacro() || (Chain && MI->isFromAST())) 12787c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner continue; 12797c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12807356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(I->first, Record); 128137e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor MacroOffsets[I->first] = Stream.GetCurrentBitNo(); 12827c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getDefinitionLoc().getRawEncoding()); 12837c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isUsed()); 12841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12857c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner unsigned Code; 12867c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner if (MI->isObjectLike()) { 12878538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_OBJECT_LIKE; 12887c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } else { 12898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Code = PP_MACRO_FUNCTION_LIKE; 12901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12917c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isC99Varargs()); 12927c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isGNUVarargs()); 12937c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getNumArgs()); 12947c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (MacroInfo::arg_iterator I = MI->arg_begin(), E = MI->arg_end(); 12957c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) 12967356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(*I, Record); 12977c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 12986a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 12996a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If we have a detailed preprocessing record, record the macro definition 13006a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // ID that corresponds to this macro. 13016a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) 13026a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(PPRec->findMacroDefinition(MI))); 13036a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1304c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(Code, Record); 13057c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.clear(); 1306f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner 1307df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Emit the tokens array. 1308df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner for (unsigned TokNo = 0, e = MI->getNumTokens(); TokNo != e; ++TokNo) { 1309df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Note that we know that the preprocessor does not have any annotation 1310df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // tokens in it because they are created by the parser, and thus can't be 1311df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // in a macro definition. 1312df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner const Token &Tok = MI->getReplacementToken(TokNo); 13131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1314df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLocation().getRawEncoding()); 1315df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLength()); 1316df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner 1317df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: When reading literal tokens, reconstruct the literal pointer if 1318df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // it is needed. 13197356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(Tok.getIdentifierInfo(), Record); 13201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1321df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token kind to a stable encoding. 1322df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getKind()); 1323df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token flags to a stable encoding. 1324df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getFlags()); 13251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13268538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_TOKEN, Record); 1327df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.clear(); 1328df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner } 132937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor ++NumMacros; 13307c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 13316a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13326a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If the preprocessor has a preprocessing record, emit it. 13336a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned NumPreprocessingRecords = 0; 13346a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) { 13356a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor for (PreprocessingRecord::iterator E = PPRec->begin(), EEnd = PPRec->end(); 13366a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor E != EEnd; ++E) { 13376a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 13386a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13396a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 13406a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords++); 13416a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getBegin(), Record); 13426a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getEnd(), Record); 13436a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MI->getName(), Record); 13446a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(MI->getDefinition())); 13458538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_INSTANTIATION, Record); 13466a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13476a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13486a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13496a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 13506a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Record this macro definition's location. 13518538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID = getMacroDefinitionID(MD); 13526a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID != MacroDefinitionOffsets.size()) { 13536a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID > MacroDefinitionOffsets.size()) 13546a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.resize(ID + 1); 13556a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13566a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets[ID] = Stream.GetCurrentBitNo(); 13576a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } else 13586a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.push_back(Stream.GetCurrentBitNo()); 13596a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13606a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords++); 13616a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(ID); 13626a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getBegin(), Record); 13636a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getEnd(), Record); 13646a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MD->getName(), Record); 13656a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getLocation(), Record); 13668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PP_MACRO_DEFINITION, Record); 13676a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13686a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13696a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13706a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13716a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1372c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 13736a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13746a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for the preprocessing record. 13756a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (NumPreprocessingRecords > 0) { 13766a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for identifier IDs. 13776a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor using namespace llvm; 13786a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 13798538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(MACRO_DEFINITION_OFFSETS)); 13806a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of records 13816a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of macro defs 13826a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 13836a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned MacroDefOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 13846a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13856a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 13868538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(MACRO_DEFINITION_OFFSETS); 13876a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords); 13886a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(MacroDefinitionOffsets.size()); 13896a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EmitRecordWithBlob(MacroDefOffsetAbbrev, Record, 1390ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(MacroDefinitionOffsets), 13916a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.size() * sizeof(uint32_t)); 13926a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13930b1fb988012da21d996c43e36867787a7a07b889Chris Lattner} 13940b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 13954fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 13964fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Type Serialization 13974fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 13980b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 13993397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the representation of a type to the AST stream. 1400a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteType(QualType T) { 140101b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 1402c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) // we haven't seen this type before. 1403c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 14041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Record the offset for this type. 1406c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis unsigned Index = Idx.getIndex() - FirstTypeID; 1407681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl if (TypeOffsets.size() == Index) 1408c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor TypeOffsets.push_back(Stream.GetCurrentBitNo()); 1409681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl else if (TypeOffsets.size() < Index) { 1410681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets.resize(Index + 1); 1411681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets[Index] = Stream.GetCurrentBitNo(); 14122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the type's representation. 14173397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter W(*this, Record); 14180953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1419a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor if (T.hasLocalNonFastQualifiers()) { 1420a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor Qualifiers Qs = T.getLocalQualifiers(); 1421a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor AddTypeRef(T.getLocalUnqualifiedType(), Record); 14220953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(Qs.getAsOpaqueValue()); 14238538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl W.Code = TYPE_EXT_QUAL; 14240953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } else { 14250953e767ff7817f97b3ab20896b229891eeff45bJohn McCall switch (T->getTypeClass()) { 14260953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // For all of the concrete, non-dependent types, call the 14270953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // appropriate visitor function. 14282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) \ 1429b7166334d897e1e4e6a5b428fe2d0ec752ef187fMike Stump case Type::Class: W.Visit##Class##Type(cast<Class##Type>(T)); break; 14302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 14312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 14320953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the serialized record. 1436c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(W.Code, Record); 14370b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor 14380b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor // Flush any expressions that were written as part of this type. 1439c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor FlushStmts(); 14402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Declaration Serialization 14444fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14454fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 14462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \brief Write the block containing all of the declaration IDs 14472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// lexically declared within the given DeclContext. 14482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 14492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \returns the offset of the DECL_CONTEXT_LEXICAL block within the 14502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// bistream, or 0 if no block was written. 1451a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redluint64_t ASTWriter::WriteDeclContextLexicalBlock(ASTContext &Context, 14522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclContext *DC) { 145317945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis if (DC->decls_empty()) 14542cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return 0; 14552cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1456c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor uint64_t Offset = Stream.GetCurrentBitNo(); 14572cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14588538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_CONTEXT_LEXICAL); 14598538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl llvm::SmallVector<DeclID, 64> Decls; 146017945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end(); 146117945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis D != DEnd; ++D) 1462681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Decls.push_back(GetDeclRef(*D)); 14632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14642512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor ++NumLexicalDeclContexts; 1465681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Stream.EmitRecordWithBlob(DeclContextLexicalAbbrev, Record, 14668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl reinterpret_cast<char*>(Decls.data()), Decls.size() * sizeof(DeclID)); 14672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return Offset; 14682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1470a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteTypeDeclOffsets() { 14711476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl using namespace llvm; 14721476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl RecordData Record; 14731476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 14741476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the type offsets array 14751476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 14768538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(TYPE_OFFSET)); 14771476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of types 14781476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // types block 14791476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned TypeOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 14801476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 14818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TYPE_OFFSET); 14821476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(TypeOffsets.size()); 14831476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, 1484ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(TypeOffsets), 14851476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl TypeOffsets.size() * sizeof(TypeOffsets[0])); 14861476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 14871476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the declaration offsets array 14881476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev = new BitCodeAbbrev(); 14898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(DECL_OFFSET)); 14901476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of declarations 14911476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // declarations block 14921476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned DeclOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 14931476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 14948538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(DECL_OFFSET); 14951476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(DeclOffsets.size()); 14961476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, 1497ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(DeclOffsets), 14981476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclOffsets.size() * sizeof(DeclOffsets[0])); 14991476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl} 15001476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15014fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15024fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Global Method Pool and Selector Serialization 15034fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15044fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 15053251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregornamespace { 1506f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor// Trait used for the on-disk hash table used in the method pool. 15073397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTMethodPoolTrait { 1508a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 1509f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1510f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregorpublic: 1511f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef Selector key_type; 1512f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef key_type key_type_ref; 15131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15145d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl struct data_type { 15158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID ID; 15165d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList Instance, Factory; 15175d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 1518f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef const data_type& data_type_ref; 1519f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 15203397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl explicit ASTMethodPoolTrait(ASTWriter &Writer) : Writer(Writer) { } 15211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1522f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor static unsigned ComputeHash(Selector Sel) { 15230eca89e9890db4d8336ce762a5b359a1d58ca02bArgyrios Kyrtzidis return serialization::ComputeHash(Sel); 1524f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 1527f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, Selector Sel, 1528f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor data_type_ref Methods) { 1529f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned KeyLen = 2 + (Sel.getNumArgs()? Sel.getNumArgs() * 4 : 4); 1530f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, KeyLen); 15315d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl unsigned DataLen = 4 + 2 + 2; // 2 bytes for each of the method counts 15325d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1533f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1534f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1535f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 15365d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1537f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1538f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1539f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 1540f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, DataLen); 1541f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor return std::make_pair(KeyLen, DataLen); 1542f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 154483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor void EmitKey(llvm::raw_ostream& Out, Selector Sel, unsigned) { 15451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump uint64_t Start = Out.tell(); 154683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert((Start >> 32) == 0 && "Selector key offset too large"); 154783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Writer.SetSelectorOffset(Sel, Start); 1548f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned N = Sel.getNumArgs(); 1549f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, N); 1550f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (N == 0) 1551f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor N = 1; 1552f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor for (unsigned I = 0; I != N; ++I) 15531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump clang::io::Emit32(Out, 1554f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Writer.getIdentifierRef(Sel.getIdentifierInfoForSlot(I))); 1555f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1557f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 1558a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor data_type_ref Methods, unsigned DataLen) { 1559a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor uint64_t Start = Out.tell(); (void)Start; 15605d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl clang::io::Emit32(Out, Methods.ID); 1561f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumInstanceMethods = 0; 15625d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1563f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1564f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1565f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumInstanceMethods; 1566f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1567f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumFactoryMethods = 0; 15685d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1569f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1570f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1571f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumFactoryMethods; 1572f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1573f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumInstanceMethods); 1574f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumFactoryMethods); 15755d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1576f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1577f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1578f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 15795d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1580f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1581f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1582f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 1583a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor 1584a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor assert(Out.tell() - Start == DataLen && "Data length is wrong"); 1585f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1586f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor}; 1587f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} // end anonymous namespace 1588f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1589059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// \brief Write ObjC data: selectors and the method pool. 1590f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// 1591f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// The method pool contains both instance and factory methods, stored 1592059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// in an on-disk hash table indexed by the selector. The hash table also 1593059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// contains an empty entry for every other selector known to Sema. 1594a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSelectors(Sema &SemaRef) { 1595f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor using namespace llvm; 1596f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1597059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Do we have to do anything at all? 15985d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (SemaRef.MethodPool.empty() && SelectorIDs.empty()) 1599059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl return; 1600e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl unsigned NumTableEntries = 0; 1601059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create and write out the blob that contains selectors and the method pool. 1602f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16033397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTMethodPoolTrait> Generator; 16045d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTMethodPoolTrait Trait(*this); 16051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1606059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create the on-disk hash table representation. We walk through every 1607059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // selector we've seen and look it up in the method pool. 1608e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets.resize(NextSelectorID - FirstSelectorID); 16098538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<Selector, SelectorID>::iterator 16105d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I = SelectorIDs.begin(), E = SelectorIDs.end(); 16115d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I != E; ++I) { 16125d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Selector S = I->first; 1613059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl Sema::GlobalMethodPool::iterator F = SemaRef.MethodPool.find(S); 16143397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait::data_type Data = { 16155d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I->second, 16165d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList(), 16175d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList() 16185d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 16195d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (F != SemaRef.MethodPool.end()) { 16205d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Instance = F->second.first; 16215d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Factory = F->second.second; 16225d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl } 16233397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only write this selector if it's not in an existing AST or something 1624e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // changed. 1625e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (Chain && I->second < FirstSelectorID) { 1626e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Selector already exists. Did it change? 1627e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl bool changed = false; 1628e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Instance; !changed && M && M->Method; 1629e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1630e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1631e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1632e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1633e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Factory; !changed && M && M->Method; 1634e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1635e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1636e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1637e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1638e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (!changed) 1639e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl continue; 1640fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl } else if (Data.Instance.Method || Data.Factory.Method) { 1641fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl // A new method pool entry. 1642fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl ++NumTableEntries; 1643e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 16445d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(S, Data, Trait); 1645f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1646f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1647f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create the on-disk hash table in a buffer. 16481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> MethodPool; 1649f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor uint32_t BucketOffset; 1650f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16513397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait Trait(*this); 1652f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor llvm::raw_svector_ostream Out(MethodPool); 1653f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1654a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1655f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1656f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1657f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1658f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create a blob abbreviation 1659f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 16608538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(METHOD_POOL)); 1661f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 166283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 1663f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1664f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned MethodPoolAbbrev = Stream.EmitAbbrev(Abbrev); 1665f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 166683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the method pool 1667f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor RecordData Record; 16688538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(METHOD_POOL); 1669f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Record.push_back(BucketOffset); 1670e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Record.push_back(NumTableEntries); 1671ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool.str()); 167283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 167383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Create a blob abbreviation for the selector table offsets. 167483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev = new BitCodeAbbrev(); 16758538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(SELECTOR_OFFSETS)); 167683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // index 167783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 167883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned SelectorOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 167983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 168083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the selector offsets table. 168183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.clear(); 16828538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(SELECTOR_OFFSETS); 168383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.push_back(SelectorOffsets.size()); 168483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record, 1685ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SelectorOffsets), 168683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor SelectorOffsets.size() * 4); 1687f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1688f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} 1689f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 16903397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the selectors referenced in @selector expression into AST file. 1691a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteReferencedSelectorsPool(Sema &SemaRef) { 1692320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian using namespace llvm; 1693320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian if (SemaRef.ReferencedSelectors.empty()) 1694320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian return; 1695725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 1696320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RecordData Record; 1697725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 16983397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Note: this writes out all references even for a dependent AST. But it is 1699a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // very tricky to fix, and given that @selector shouldn't really appear in 1700a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // headers, probably not worth it. It's not a correctness issue. 1701320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian for (DenseMap<Selector, SourceLocation>::iterator S = 1702320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SemaRef.ReferencedSelectors.begin(), 1703320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian E = SemaRef.ReferencedSelectors.end(); S != E; ++S) { 1704320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian Selector Sel = (*S).first; 1705320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SourceLocation Loc = (*S).second; 1706320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSelectorRef(Sel, Record); 1707320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSourceLocation(Loc, Record); 1708320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian } 17098538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REFERENCED_SELECTOR_POOL, Record); 1710320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian} 1711320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian 17124fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17134fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Identifier Table Serialization 17144fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17154fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 1716f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregornamespace { 17173397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTIdentifierTableTrait { 1718a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 171937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Preprocessor &PP; 17203251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 1721a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// \brief Determines whether this is an "interesting" identifier 1722a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// that needs a full IdentifierInfo structure written into the hash 1723a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// table. 1724a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor static bool isInterestingIdentifier(const IdentifierInfo *II) { 1725a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return II->isPoisoned() || 1726a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->isExtensionToken() || 1727a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->hasMacroDefinition() || 1728a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getObjCOrBuiltinID() || 1729a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getFETokenInfo<void>(); 1730a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1731a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor 17323251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregorpublic: 17333251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef const IdentifierInfo* key_type; 17343251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef key_type key_type_ref; 17351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl typedef IdentID data_type; 17373251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef data_type data_type_ref; 17381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17393397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait(ASTWriter &Writer, Preprocessor &PP) 174037e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor : Writer(Writer), PP(PP) { } 17413251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 17423251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor static unsigned ComputeHash(const IdentifierInfo* II) { 17432596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(II->getName()); 17443251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 17471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump EmitKeyDataLength(llvm::raw_ostream& Out, const IdentifierInfo* II, 17488538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID) { 1749e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar unsigned KeyLen = II->getLength() + 1; 1750a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor unsigned DataLen = 4; // 4 bytes for the persistent ID << 1 1751a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (isInterestingIdentifier(II)) { 17525998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 2; // 2 bytes for builtin ID, flags 17531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (II->hasMacroDefinition() && 1754a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro()) 17555998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 4; 1756a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor for (IdentifierResolver::iterator D = IdentifierResolver::begin(II), 1757a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor DEnd = IdentifierResolver::end(); 1758a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor D != DEnd; ++D) 17598538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DataLen += sizeof(DeclID); 1760a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1761668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor clang::io::Emit16(Out, DataLen); 176202fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // We emit the key length after the data length so that every 176302fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // string is preceded by a 16-bit length. This matches the PTH 176402fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // format for storing identifiers. 1765d6595a40fe12e3d5ffe5ce48987b379d547439a4Douglas Gregor clang::io::Emit16(Out, KeyLen); 17663251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return std::make_pair(KeyLen, DataLen); 17673251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitKey(llvm::raw_ostream& Out, const IdentifierInfo* II, 17703251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor unsigned KeyLen) { 17713251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Record the location of the key data. This is used when generating 17723251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // the mapping from persistent IDs to strings. 17733251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Writer.SetIdentifierOffset(II, Out.tell()); 1774e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar Out.write(II->getNameStart(), KeyLen); 17753251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 17761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitData(llvm::raw_ostream& Out, const IdentifierInfo* II, 17788538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID, unsigned) { 1779a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (!isInterestingIdentifier(II)) { 1780a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, ID << 1); 1781a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return; 1782a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 17835998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor 1784a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, (ID << 1) | 0x01); 17853251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor uint32_t Bits = 0; 17861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool hasMacroDefinition = 17871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump II->hasMacroDefinition() && 178837e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro(); 17895998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor Bits = (uint32_t)II->getObjCOrBuiltinID(); 1790b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(hasMacroDefinition); 1791b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isExtensionToken()); 1792b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isPoisoned()); 1793646395bbcaa849c94bc2a3246c71d809ca719f01Argyrios Kyrtzidis Bits = (Bits << 1) | unsigned(II->hasRevertedTokenIDToIdentifier()); 1794b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isCPlusPlusOperatorKeyword()); 17955998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit16(Out, Bits); 17963251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 179737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor if (hasMacroDefinition) 17985998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit32(Out, Writer.getMacroOffset(II)); 179937e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor 1800668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // Emit the declaration IDs in reverse order, because the 1801668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // IdentifierResolver provides the declarations as they would be 1802668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // visible (e.g., the function "stat" would come before the struct 1803668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // "stat"), but IdentifierResolver::AddDeclToIdentifierChain() 1804668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // adds declarations to the end of the list (so we need to see the 1805668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // struct "status" before the function "status"). 1806f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Only emit declarations that aren't from a chained PCH, though. 18071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallVector<Decl *, 16> Decls(IdentifierResolver::begin(II), 1808668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor IdentifierResolver::end()); 1809668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor for (llvm::SmallVector<Decl *, 16>::reverse_iterator D = Decls.rbegin(), 1810668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor DEnd = Decls.rend(); 18113251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor D != DEnd; ++D) 1812d8c5abb096a5f6babb3709180fe304be5462bcc1Sebastian Redl clang::io::Emit32(Out, Writer.getDeclID(*D)); 18133251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18143251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor}; 18153251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} // end anonymous namespace 18163251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 18173397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the identifier table into the AST file. 1818afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// 1819afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// The identifier table consists of a blob containing string data 1820afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// (the actual identifiers themselves) and a separate "offsets" index 1821afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// that maps identifier IDs to locations within the blob. 1822a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteIdentifierTable(Preprocessor &PP) { 1823afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor using namespace llvm; 1824afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1825afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create and write out the blob that contains the identifier 1826afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // strings. 1827afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor { 18283397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTIdentifierTableTrait> Generator; 18295d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTIdentifierTableTrait Trait(*this, PP); 18301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 183192b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // Look for any identifiers that were named while processing the 183292b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // headers, but are otherwise not needed. We add these to the hash 183392b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // table to enable checking of the predefines buffer in the case 18343397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // where the user adds new macro definitions when building the AST 183592b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // file. 183692b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor for (IdentifierTable::iterator ID = PP.getIdentifierTable().begin(), 183792b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor IDEnd = PP.getIdentifierTable().end(); 183892b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor ID != IDEnd; ++ID) 183992b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor getIdentifierRef(ID->second); 184092b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor 1841f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Create the on-disk hash table representation. We only store offsets 1842f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // for identifiers that appear here for the first time. 1843f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets.resize(NextIdentID - FirstIdentID); 18448538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::DenseMap<const IdentifierInfo *, IdentID>::iterator 1845afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID = IdentifierIDs.begin(), IDEnd = IdentifierIDs.end(); 1846afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID != IDEnd; ++ID) { 1847afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor assert(ID->first && "NULL identifier in identifier table"); 18483c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl if (!Chain || !ID->first->isFromAST()) 18495d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Generator.insert(ID->first, ID->second, Trait); 18503251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 1851afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 18523251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Create the on-disk hash table in a buffer. 18531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> IdentifierTable; 1854668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor uint32_t BucketOffset; 18553251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor { 18563397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait Trait(*this, PP); 18573251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor llvm::raw_svector_ostream Out(IdentifierTable); 1858f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1859a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1860668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1861afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1862afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1863afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create a blob abbreviation 1864afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 18658538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_TABLE)); 1866668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 18673251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1868c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor unsigned IDTableAbbrev = Stream.EmitAbbrev(Abbrev); 1869afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1870afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the identifier table 1871afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor RecordData Record; 18728538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_TABLE); 1873668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Record.push_back(BucketOffset); 1874ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable.str()); 1875afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1876afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1877afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the offsets table for identifier IDs. 18782b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 18798538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_OFFSET)); 18802b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of identifiers 18812b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 18822b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor unsigned IdentifierOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 18832b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor 18842b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor RecordData Record; 18858538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(IDENTIFIER_OFFSET); 18862b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Record.push_back(IdentifierOffsets.size()); 18872b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Stream.EmitRecordWithBlob(IdentifierOffsetAbbrev, Record, 1888ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(IdentifierOffsets), 18892b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor IdentifierOffsets.size() * sizeof(uint32_t)); 1890afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor} 1891afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 18924fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 18935d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// DeclContext's Name Lookup Table Serialization 18945d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 18955d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 18965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisnamespace { 18975d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis// Trait used for the on-disk hash table used in the method pool. 18985d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidisclass ASTDeclContextNameLookupTrait { 18995d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ASTWriter &Writer; 19005d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19015d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidispublic: 19025d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclarationName key_type; 19035d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef key_type key_type_ref; 19045d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19055d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef DeclContext::lookup_result data_type; 19065d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis typedef const data_type& data_type_ref; 19075d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19085d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis explicit ASTDeclContextNameLookupTrait(ASTWriter &Writer) : Writer(Writer) { } 19095d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19105d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned ComputeHash(DeclarationName Name) { 19115d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis llvm::FoldingSetNodeID ID; 19125d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getNameKind()); 19135d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19145d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19155d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19165d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getAsIdentifierInfo()->getName()); 19175d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19185d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19195d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19205d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19215d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(serialization::ComputeHash(Name.getObjCSelector())); 19225d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19245d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19255d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19265d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Writer.GetOrCreateTypeID(Name.getCXXNameType())); 19275d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19285d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19295d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddInteger(Name.getCXXOverloadedOperator()); 19305d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19315d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19325d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis ID.AddString(Name.getCXXLiteralIdentifier()->getName()); 19335d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 19345d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19355d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19365d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19375d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return ID.ComputeHash(); 19385d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19395d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19405d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis std::pair<unsigned,unsigned> 19415d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis EmitKeyDataLength(llvm::raw_ostream& Out, DeclarationName Name, 19425d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type_ref Lookup) { 19435d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned KeyLen = 1; 19445d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19455d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19465d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19475d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19485d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19495d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19505d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19515d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19525d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19535d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 4; 19545d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19555d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19565d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis KeyLen += 1; 19575d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19585d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 19595d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19605d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19615d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, KeyLen); 19625d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19635d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis // 2 bytes for num of decls and 4 for each DeclID. 19645d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis unsigned DataLen = 2 + 4 * (Lookup.second - Lookup.first); 19655d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, DataLen); 19665d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19675d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return std::make_pair(KeyLen, DataLen); 19685d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19695d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19705d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitKey(llvm::raw_ostream& Out, DeclarationName Name, unsigned) { 19715d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis using namespace clang::io; 19725d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 19735d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getNameKind() < 0x100 && "Invalid name kind ?"); 19745d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getNameKind()); 19755d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis switch (Name.getNameKind()) { 19765d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::Identifier: 19775d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getAsIdentifierInfo())); 19785d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19795d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCZeroArgSelector: 19805d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCOneArgSelector: 19815d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::ObjCMultiArgSelector: 19825d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getSelectorRef(Name.getObjCSelector())); 19835d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19845d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConstructorName: 19855d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXDestructorName: 19865d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXConversionFunctionName: 19875d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getTypeID(Name.getCXXNameType())); 19885d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19895d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXOperatorName: 19905d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Name.getCXXOverloadedOperator() < 0x100 && "Invalid operator ?"); 19915d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit8(Out, Name.getCXXOverloadedOperator()); 19925d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19935d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXLiteralOperatorName: 19945d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis Emit32(Out, Writer.getIdentifierRef(Name.getCXXLiteralIdentifier())); 19955d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19965d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis case DeclarationName::CXXUsingDirective: 19975d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis break; 19985d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 19995d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20005d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20015d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis void EmitData(llvm::raw_ostream& Out, key_type_ref, 20025d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis data_type Lookup, unsigned DataLen) { 20035d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis uint64_t Start = Out.tell(); (void)Start; 20045d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit16(Out, Lookup.second - Lookup.first); 20055d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis for (; Lookup.first != Lookup.second; ++Lookup.first) 20065d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis clang::io::Emit32(Out, Writer.GetDeclRef(*Lookup.first)); 20075d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 20085d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(Out.tell() - Start == DataLen && "Data length is wrong"); 20095d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis } 20105d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis}; 20115d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis} // end anonymous namespace 20125d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis 2013074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \brief Write the block containing all of the declaration IDs 2014074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// visible from the given DeclContext. 2015074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// 2016074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis/// \returns the offset of the DECL_CONTEXT_VISIBLE block within the 20171d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// bitstream, or 0 if no block was written. 2018074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidisuint64_t ASTWriter::WriteDeclContextVisibleBlock(ASTContext &Context, 2019074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext *DC) { 2020074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->getPrimaryContext() != DC) 2021074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2022074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2023074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Since there is no name lookup into functions or methods, don't bother to 2024074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // build a visible-declarations table for these entities. 2025074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isFunctionOrMethod()) 2026074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2027074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2028074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // If not in C++, we perform name lookup for the translation unit via the 2029074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // IdentifierInfo chains, don't bother to build a visible-declarations table. 2030074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // FIXME: In C++ we need the visible declarations in order to "see" the 2031074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // friend declarations, is there a way to do this without writing the table ? 2032074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (DC->isTranslationUnit() && !Context.getLangOptions().CPlusPlus) 2033074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2034074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2035074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Force the DeclContext to build a its name-lookup table. 2036a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis if (DC->hasExternalVisibleStorage()) 2037a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->MaterializeVisibleDeclsFromExternalStorage(); 2038a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis else 2039a60786b46eaa4766bb57fb3ca4e0191b3f73e42aArgyrios Kyrtzidis DC->lookup(DeclarationName()); 2040074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2041074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Serialize the contents of the mapping used for lookup. Note that, 2042074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // although we have two very different code paths, the serialized 2043074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // representation is the same for both cases: a declaration name, 2044074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // followed by a size, followed by references to the visible 2045074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // declarations that have that name. 2046074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint64_t Offset = Stream.GetCurrentBitNo(); 2047074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 2048074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis if (!Map || Map->empty()) 2049074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return 0; 2050074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2051074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 2052074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ASTDeclContextNameLookupTrait Trait(*this); 2053074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2054074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table representation. 2055074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 2056074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis D != DEnd; ++D) { 2057074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclarationName Name = D->first; 2058074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis DeclContext::lookup_result Result = D->second.getLookupResult(); 2059074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Generator.insert(Name, Result, Trait); 2060074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2061074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2062074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Create the on-disk hash table in a buffer. 2063074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::SmallString<4096> LookupTable; 2064074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis uint32_t BucketOffset; 2065074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis { 2066074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis llvm::raw_svector_ostream Out(LookupTable); 2067074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Make sure that no bucket is at offset 0 2068074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis clang::io::Emit32(Out, 0); 2069074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis BucketOffset = Generator.Emit(Out, Trait); 2070074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis } 2071074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2072074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis // Write the lookup table 2073074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis RecordData Record; 2074074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(DECL_CONTEXT_VISIBLE); 2075074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Record.push_back(BucketOffset); 2076074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecordWithBlob(DeclContextVisibleLookupAbbrev, Record, 2077074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis LookupTable.str()); 2078074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 2079074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis Stream.EmitRecord(DECL_CONTEXT_VISIBLE, Record); 2080074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis ++NumVisibleDeclContexts; 2081074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis return Offset; 2082074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis} 2083074dcc8ef8c5df7a155c85648e8eae786bee6cabArgyrios Kyrtzidis 20841d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// \brief Write an UPDATE_VISIBLE block for the given context. 20851d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// 20861d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// UPDATE_VISIBLE blocks contain the declarations that are added to an existing 20871d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// DeclContext in a dependent AST file. As such, they only exist for the TU 20881d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl/// (in C++) and for namespaces. 20891d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redlvoid ASTWriter::WriteDeclContextVisibleUpdate(const DeclContext *DC) { 20901d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl assert((DC->isTranslationUnit() || DC->isNamespace()) && 20911d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl "Only TU and namespaces should have visible decl updates."); 20921d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 20931d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make the context build its lookup table, but don't make it load external 20941d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // decls. 20951d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DC->lookup(DeclarationName()); 20961d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 20971d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 20981d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl if (!Map || Map->empty()) 20991d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl return; 21001d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21011d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl OnDiskChainedHashTableGenerator<ASTDeclContextNameLookupTrait> Generator; 21021d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl ASTDeclContextNameLookupTrait Trait(*this); 21031d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21041d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the hash table. 21051d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 21061d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl D != DEnd; ++D) { 21071d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclarationName Name = D->first; 21081d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl DeclContext::lookup_result Result = D->second.getLookupResult(); 21095967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // For any name that appears in this table, the results are complete, i.e. 21105967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl // they overwrite results from previous PCHs. Merging is always a mess. 21115967d6228f183a5fa384f2f1918df679ed2d8666Sebastian Redl Generator.insert(Name, Result, Trait); 21121d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21131d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21141d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Create the on-disk hash table in a buffer. 21151d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::SmallString<4096> LookupTable; 21161d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl uint32_t BucketOffset; 21171d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl { 21181d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl llvm::raw_svector_ostream Out(LookupTable); 21191d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Make sure that no bucket is at offset 0 21201d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl clang::io::Emit32(Out, 0); 21211d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl BucketOffset = Generator.Emit(Out, Trait); 21221d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 21231d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21241d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Write the lookup table 21251d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl RecordData Record; 21261d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(UPDATE_VISIBLE); 21271d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(getDeclID(cast<Decl>(DC))); 21281d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Record.push_back(BucketOffset); 21291d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Stream.EmitRecordWithBlob(UpdateVisibleAbbrev, Record, LookupTable.str()); 21301d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl} 21311d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 21325d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 21334fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// General Serialization Routines 21344fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 21354fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 213668a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor/// \brief Write a record containing the given attributes. 2137a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAttributeRecord(const AttrVec &Attrs) { 213868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor RecordData Record; 2139cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = Attrs.begin(), e = Attrs.end(); i != e; ++i){ 2140cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt const Attr * A = *i; 2141cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->getKind()); // FIXME: stable encoding, target attrs 2142cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt AddSourceLocation(A->getLocation(), Record); 2143cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->isInherited()); 214468a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 2145cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt#include "clang/Serialization/AttrPCHWrite.inc" 21465b160927672440076aa53c31d84149f70fd8d40eFariborz Jahanian 214768a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor } 214868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 21498538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DECL_ATTR, Record); 215068a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 215168a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 2152a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddString(const std::string &Str, RecordData &Record) { 215368a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.push_back(Str.size()); 215468a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.insert(Record.end(), Str.begin(), Str.end()); 215568a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 215668a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 21573251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// \brief Note that the identifier II occurs at the given offset 21583251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// within the identifier table. 2159a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetIdentifierOffset(const IdentifierInfo *II, uint32_t Offset) { 21608538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID ID = IdentifierIDs[II]; 21613397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only store offsets new to this AST file. Other identifier names are looked 2162f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // up earlier in the chain and thus don't need an offset. 2163f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl if (ID >= FirstIdentID) 2164f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets[ID - FirstIdentID] = Offset; 21653251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 21663251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 216783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// \brief Note that the selector Sel occurs at the given offset 216883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// within the method pool/selector table. 2169a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { 217083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned ID = SelectorIDs[Sel]; 217183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert(ID && "Unknown selector"); 2172e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Don't record offsets for selectors that are also available in a different 2173e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // file. 2174e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (ID < FirstSelectorID) 2175e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl return; 2176e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets[ID - FirstSelectorID] = Offset; 217783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor} 217883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 2179a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::ASTWriter(llvm::BitstreamWriter &Stream) 2180e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl : Stream(Stream), Chain(0), FirstDeclID(1), NextDeclID(FirstDeclID), 21818538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl FirstTypeID(NUM_PREDEF_TYPE_IDS), NextTypeID(FirstTypeID), 2182e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstIdentID(1), NextIdentID(FirstIdentID), FirstSelectorID(1), 2183e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NextSelectorID(FirstSelectorID), CollectedStmts(&StmtsToEmit), 2184e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumStatements(0), NumMacros(0), NumLexicalDeclContexts(0), 2185e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumVisibleDeclContexts(0) { 218630c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 21872cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2188a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAST(Sema &SemaRef, MemorizeStatCalls *StatCalls, 218930c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 21902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the file header. 2191c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2192c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'P', 8); 2193c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2194c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'H', 8); 21951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2196b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner WriteBlockInfoBlock(); 21972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 21981dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (Chain) 2199a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTChain(SemaRef, StatCalls, isysroot); 22001dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 2201a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTCore(SemaRef, StatCalls, isysroot); 22021dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 22031dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2204a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTCore(Sema &SemaRef, MemorizeStatCalls *StatCalls, 22051dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const char *isysroot) { 22061dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 22071dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22081dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 22091dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 22101dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // The translation unit is the first declaration we'll emit. 22122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclIDs[Context.getTranslationUnitDecl()] = 1; 2213f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ++NextDeclID; 221461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(Context.getTranslationUnitDecl()); 22152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 22162deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // Make sure that we emit IdentifierInfos (and any attached 22172deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // declarations) for builtins. 22182deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor { 22192deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor IdentifierTable &Table = PP.getIdentifierTable(); 22202deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor llvm::SmallVector<const char *, 32> BuiltinNames; 22212deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.BuiltinInfo.GetBuiltinNames(BuiltinNames, 22222deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.getLangOptions().NoBuiltin); 22232deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor for (unsigned I = 0, N = BuiltinNames.size(); I != N; ++I) 22242deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor getIdentifierRef(&Table.get(BuiltinNames[I])); 22252deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor } 22262deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 222763d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // Build a record containing all of the tentative definitions in this file, in 2228e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl // TentativeDefinitions order. Generally, this record will be empty for 222963d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // headers. 22304c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor RecordData TentativeDefinitions; 2231e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2232e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 223363d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner } 22344c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 223549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 223649b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 223749b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) 223849b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 22394056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 224072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis RecordData WeakUndeclaredIdentifiers; 224172b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 224272b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back( 224372b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis SemaRef.WeakUndeclaredIdentifiers.size()); 224472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 224572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis I = SemaRef.WeakUndeclaredIdentifiers.begin(), 224672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 224772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 224872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 224972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 225072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 225172b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 225272b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 225311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 225414c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Build a record containing all of the locally-scoped external 225514c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // declarations in this header file. Generally, this record will be 225614c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // empty. 225714c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor RecordData LocallyScopedExternalDecls; 22583397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 225963d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // nondeterminstic! 22601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 226114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD = SemaRef.LocallyScopedExternalDecls.begin(), 226214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 226314c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD != TDEnd; ++TD) 226414c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor AddDeclRef(TD->second, LocallyScopedExternalDecls); 226514c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 2266b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Build a record containing all of the ext_vector declarations. 2267b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RecordData ExtVectorDecls; 2268b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) 2269b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2270b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2271d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of the VTable uses information. 2272d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData VTableUses; 2273be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis if (!SemaRef.VTableUses.empty()) { 2274be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTableUses.size()); 2275be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 2276be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 2277be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 2278be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 2279be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis } 2280d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis } 2281d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2282d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of dynamic classes declarations. 2283d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData DynamicClasses; 2284d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 2285d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 2286d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 22870e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Build a record containing all of pending implicit instantiations. 22880e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis RecordData PendingImplicitInstantiations; 22890e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis for (std::deque<Sema::PendingImplicitInstantiation>::iterator 22900e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis I = SemaRef.PendingImplicitInstantiations.begin(), 22910e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis N = SemaRef.PendingImplicitInstantiations.end(); I != N; ++I) { 22920e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis AddDeclRef(I->first, PendingImplicitInstantiations); 22930e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis AddSourceLocation(I->second, PendingImplicitInstantiations); 22940e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis } 22950e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 22960e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis "There are local ones at end of translation unit!"); 22970e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 229876c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Build a record containing some declaration references. 229976c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis RecordData SemaDeclRefs; 230076c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 230176c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 230276c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 230376c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis } 230476c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 23053397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the remaining AST contents. 2306ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor RecordData Record; 23078538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 230830c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 23091dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteLanguageOptions(Context.getLangOptions()); 2310e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (StatCalls && !isysroot) 2311dd41ed59cf7aefabd40bf766d8fcc7ebd759c8e5Douglas Gregor WriteStatCache(*StatCalls); 2312e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 2313c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff // Write the record of special types. 2314c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff Record.clear(); 23151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2316c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getBuiltinVaListType(), Record); 2317c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCIdType(), Record); 2318c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCSelType(), Record); 2319c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCProtoType(), Record); 2320c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCClassType(), Record); 2321c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawCFConstantStringType(), Record); 2322c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawObjCFastEnumerationStateType(), Record); 2323c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getFILEType(), Record); 2324782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getjmp_bufType(), Record); 2325782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getsigjmp_bufType(), Record); 2326d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCIdRedefinitionType, Record); 2327d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCClassRedefinitionType, Record); 2328adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump AddTypeRef(Context.getRawBlockdescriptorType(), Record); 2329083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump AddTypeRef(Context.getRawBlockdescriptorExtendedType(), Record); 23302bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.ObjCSelRedefinitionType, Record); 23312bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.getRawNSConstantStringType(), Record); 2332006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis Record.push_back(Context.isInt128Installed()); 23338538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SPECIAL_TYPES, Record); 23341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2335366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // Keep writing types and declarations until all types and 2336366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // declarations have been written. 23378538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 233861d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDeclsBlockAbbrevs(); 233961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor while (!DeclTypesToEmit.empty()) { 234061d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclOrType DOT = DeclTypesToEmit.front(); 234161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.pop(); 234261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor if (DOT.isType()) 234361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteType(DOT.getType()); 234461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor else 234561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDecl(Context, DOT.getDecl()); 234661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor } 234761d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor Stream.ExitBlock(); 234811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 2349813a97b3eee957eac3ac1fb111b8892fb9afd0d4Douglas Gregor WritePreprocessor(PP); 2350059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl WriteSelectors(SemaRef); 2351320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian WriteReferencedSelectorsPool(SemaRef); 235237e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor WriteIdentifierTable(PP); 23538f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor 23541476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2355ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor 23564c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing external, unnamed definitions. 2357fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor if (!ExternalDefinitions.empty()) 23588538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 23594c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 23604c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing tentative definitions. 23614c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor if (!TentativeDefinitions.empty()) 23628538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 236314c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 236449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 236549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 23668538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 236711a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 236872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis // Write the record containing weak undeclared identifiers. 236972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!WeakUndeclaredIdentifiers.empty()) 23708538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 237172b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers); 237272b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis 237314c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Write the record containing locally-scoped external definitions. 237414c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor if (!LocallyScopedExternalDecls.empty()) 23758538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 237614c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor LocallyScopedExternalDecls); 2377b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2378b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Write the record containing ext_vector type names. 2379b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor if (!ExtVectorDecls.empty()) 23808538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 23811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2382d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing VTable uses information. 2383d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!VTableUses.empty()) 23848538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 2385d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2386d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing dynamic classes declarations. 2387d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!DynamicClasses.empty()) 23888538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 2389d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 23900e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Write the record containing pending implicit instantiations. 23910e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis if (!PendingImplicitInstantiations.empty()) 23928538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, 23930e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis PendingImplicitInstantiations); 23940e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 239576c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Write the record containing declaration references of Sema. 239676c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (!SemaDeclRefs.empty()) 23978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 239876c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 23993e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor // Some simple statistics 2400ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor Record.clear(); 24013e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor Record.push_back(NumStatements); 240237e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Record.push_back(NumMacros); 24032512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumLexicalDeclContexts); 24042512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumVisibleDeclContexts); 24058538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 2406c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 24072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 24082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2409a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTChain(Sema &SemaRef, MemorizeStatCalls *StatCalls, 241030c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 24111dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 24121dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2413ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstDeclID += Chain->getTotalNumDecls(); 2414ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID += Chain->getTotalNumTypes(); 2415ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID += Chain->getTotalNumIdentifiers(); 2416e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID += Chain->getTotalNumSelectors(); 2417ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextDeclID = FirstDeclID; 2418ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextTypeID = FirstTypeID; 2419ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextIdentID = FirstIdentID; 2420e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NextSelectorID = FirstSelectorID; 2421ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 24221dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 24231dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 24241476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 24251dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl RecordData Record; 24268538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(AST_BLOCK_ID, 5); 242730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 24281476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl if (StatCalls && !isysroot) 24291476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteStatCache(*StatCalls); 24301476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // FIXME: Source manager block should only write new stuff, which could be 24311476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // done by tracking the largest ID in the chain 24321476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 24331dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24341dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // The special types are in the chained PCH. 24351dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 24361dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // We don't start with the translation unit, but with its decls that 24373c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl // don't come from the chained PCH. 24381dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const TranslationUnitDecl *TU = Context.getTranslationUnitDecl(); 24398538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl llvm::SmallVector<DeclID, 64> NewGlobalDecls; 2440681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl for (DeclContext::decl_iterator I = TU->noload_decls_begin(), 2441681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl E = TU->noload_decls_end(); 24421dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl I != E; ++I) { 2443d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl if ((*I)->getPCHLevel() == 0) 2444d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl NewGlobalDecls.push_back(GetDeclRef(*I)); 24450b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl else if ((*I)->isChangedSinceDeserialization()) 24460b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl (void)GetDeclRef(*I); // Make sure it's written, but don't record it. 24471dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 2448681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl // We also need to write a lexical updates block for the TU. 2449d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl llvm::BitCodeAbbrev *Abv = new llvm::BitCodeAbbrev(); 24508538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(TU_UPDATE_LEXICAL)); 2451d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 2452d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl unsigned TuUpdateLexicalAbbrev = Stream.EmitAbbrev(Abv); 2453d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Record.clear(); 24548538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Record.push_back(TU_UPDATE_LEXICAL); 2455d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record, 2456d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl reinterpret_cast<const char*>(NewGlobalDecls.data()), 24578538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl NewGlobalDecls.size() * sizeof(DeclID)); 24581d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // And in C++, a visible updates block for the TU. 24591d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl if (Context.getLangOptions().CPlusPlus) { 24601d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv = new llvm::BitCodeAbbrev(); 24611d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(UPDATE_VISIBLE)); 24621d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); 24631d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Fixed, 32)); 24641d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 24651d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl UpdateVisibleAbbrev = Stream.EmitAbbrev(Abv); 24661d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl WriteDeclContextVisibleUpdate(TU); 24671d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl } 24681dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2469083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the new tentative definitions in this 2470083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // file, in TentativeDefinitions order. 2471083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData TentativeDefinitions; 2472083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2473083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.TentativeDefinitions[i]->getPCHLevel() == 0) 2474083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 2475083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2476083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 247749b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 247849b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 247949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) { 248049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (SemaRef.UnusedFileScopedDecls[i]->getPCHLevel() == 0) 248149b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 2482083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2483083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 24844056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write the entire table, overwriting the tables from the chain. 24854056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData WeakUndeclaredIdentifiers; 24864056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 24874056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back( 24884056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl SemaRef.WeakUndeclaredIdentifiers.size()); 24894056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 24904056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl I = SemaRef.WeakUndeclaredIdentifiers.begin(), 24914056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 24924056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 24934056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 24944056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 24954056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 24964056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 24974056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 24984056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2499083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the locally-scoped external 2500083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // declarations in this header file. Generally, this record will be 2501083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // empty. 2502083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData LocallyScopedExternalDecls; 25033397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 2504083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // nondeterminstic! 2505083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 2506083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD = SemaRef.LocallyScopedExternalDecls.begin(), 2507083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 2508083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD != TDEnd; ++TD) { 2509083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (TD->second->getPCHLevel() == 0) 2510083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(TD->second, LocallyScopedExternalDecls); 2511083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2512083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2513083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the ext_vector declarations. 2514083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData ExtVectorDecls; 2515083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) { 2516083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.ExtVectorDecls[I]->getPCHLevel() == 0) 2517083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2518083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2519083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 25204056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of the VTable uses information. 25214056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write everything here, because it's too hard to determine whether 25224056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // a use is new to this part. 25234056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData VTableUses; 25244056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.VTableUses.empty()) { 25254056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTableUses.size()); 25264056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 25274056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 25284056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 25294056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 25304056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25314056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25324056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25334056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of dynamic classes declarations. 25344056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData DynamicClasses; 25354056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 25364056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.DynamicClasses[I]->getPCHLevel() == 0) 25374056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 25384056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25394056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of pending implicit instantiations. 25404056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData PendingImplicitInstantiations; 25414056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (std::deque<Sema::PendingImplicitInstantiation>::iterator 25424056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl I = SemaRef.PendingImplicitInstantiations.begin(), 25434056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl N = SemaRef.PendingImplicitInstantiations.end(); I != N; ++I) { 25444056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (I->first->getPCHLevel() == 0) { 25454056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(I->first, PendingImplicitInstantiations); 25464056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(I->second, PendingImplicitInstantiations); 25474056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25484056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25494056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 25504056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl "There are local ones at end of translation unit!"); 25514056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25524056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing some declaration references. 25534056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // It's not worth the effort to avoid duplication here. 25544056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData SemaDeclRefs; 25554056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 25564056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 25574056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 25584056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 25594056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 25608538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EnterSubblock(DECLTYPES_BLOCK_ID, 3); 25611dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDeclsBlockAbbrevs(); 25621dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl while (!DeclTypesToEmit.empty()) { 25631dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclOrType DOT = DeclTypesToEmit.front(); 25641dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclTypesToEmit.pop(); 25651dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (DOT.isType()) 25661dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteType(DOT.getType()); 25671dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 25681dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDecl(Context, DOT.getDecl()); 25691dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 25701dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 25711dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2572083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl WritePreprocessor(PP); 2573a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteSelectors(SemaRef); 2574a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteReferencedSelectorsPool(SemaRef); 2575f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl WriteIdentifierTable(PP); 25761476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2577083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2578a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis /// Build a record containing first declarations from a chained PCH and the 25793397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl /// most recent declarations in this AST that they point to. 2580a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis RecordData FirstLatestDeclIDs; 2581a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis for (FirstLatestDeclMap::iterator 2582a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis I = FirstLatestDecls.begin(), E = FirstLatestDecls.end(); I != E; ++I) { 2583a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis assert(I->first->getPCHLevel() > I->second->getPCHLevel() && 2584a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis "Expected first & second to be in different PCHs"); 2585a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->first, FirstLatestDeclIDs); 2586a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->second, FirstLatestDeclIDs); 2587a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis } 2588a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis if (!FirstLatestDeclIDs.empty()) 25898538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(REDECLS_UPDATE_LATEST, FirstLatestDeclIDs); 2590a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis 2591083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing external, unnamed definitions. 2592083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExternalDefinitions.empty()) 25938538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXTERNAL_DEFINITIONS, ExternalDefinitions); 2594083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2595083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing tentative definitions. 2596083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!TentativeDefinitions.empty()) 25978538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); 2598083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 259949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 260049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 26018538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 2602083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26034056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing weak undeclared identifiers. 26044056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!WeakUndeclaredIdentifiers.empty()) 26058538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, 26064056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers); 26074056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2608083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing locally-scoped external definitions. 2609083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!LocallyScopedExternalDecls.empty()) 26108538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(LOCALLY_SCOPED_EXTERNAL_DECLS, 2611083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl LocallyScopedExternalDecls); 2612083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2613083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing ext_vector type names. 2614083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExtVectorDecls.empty()) 26158538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); 2616083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26174056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing VTable uses information. 26184056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!VTableUses.empty()) 26198538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(VTABLE_USES, VTableUses); 26204056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26214056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing dynamic classes declarations. 26224056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!DynamicClasses.empty()) 26238538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DYNAMIC_CLASSES, DynamicClasses); 26244056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26254056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing pending implicit instantiations. 26264056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!PendingImplicitInstantiations.empty()) 26278538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, 26284056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl PendingImplicitInstantiations); 26294056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 26304056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing declaration references of Sema. 26314056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaDeclRefs.empty()) 26328538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); 2633083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 26341d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl // Write the updates to C++ namespaces. 26351d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl for (llvm::SmallPtrSet<const NamespaceDecl *, 16>::iterator 26361d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl I = UpdatedNamespaces.begin(), 26371d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl E = UpdatedNamespaces.end(); 26381d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl I != E; ++I) 26391d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl WriteDeclContextVisibleUpdate(*I); 26401d1e42b17da6a53391d50b08068ecde04311e368Sebastian Redl 2641083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.clear(); 2642083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumStatements); 2643083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumMacros); 2644083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumLexicalDeclContexts); 2645083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumVisibleDeclContexts); 26460b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl WriteDeclUpdateBlock(); 26478538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(STATISTICS, Record); 26481dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 26491dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 26501dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2651a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteDeclUpdateBlock() { 26520b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl if (ReplacedDecls.empty()) 26530b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl return; 26540b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 26550b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl RecordData Record; 26568538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl for (llvm::SmallVector<std::pair<DeclID, uint64_t>, 16>::iterator 26570b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl I = ReplacedDecls.begin(), E = ReplacedDecls.end(); I != E; ++I) { 26580b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->first); 26590b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->second); 26600b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } 26618538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl Stream.EmitRecord(DECL_REPLACEMENTS, Record); 26620b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl} 26630b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 2664a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSourceLocation(SourceLocation Loc, RecordData &Record) { 26652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Loc.getRawEncoding()); 26662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 26672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2668a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSourceRange(SourceRange Range, RecordData &Record) { 26696ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getBegin(), Record); 26706ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getEnd(), Record); 26716ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 26726ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 2673a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPInt(const llvm::APInt &Value, RecordData &Record) { 26742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Value.getBitWidth()); 26752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor unsigned N = Value.getNumWords(); 26762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor const uint64_t* Words = Value.getRawData(); 26772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor for (unsigned I = 0; I != N; ++I) 26782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Words[I]); 26792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 26802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2681a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPSInt(const llvm::APSInt &Value, RecordData &Record) { 26820a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor Record.push_back(Value.isUnsigned()); 26830a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor AddAPInt(Value, Record); 26840a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor} 26850a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor 2686a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPFloat(const llvm::APFloat &Value, RecordData &Record) { 268717fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor AddAPInt(Value.bitcastToAPInt(), Record); 268817fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor} 268917fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor 2690a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddIdentifierRef(const IdentifierInfo *II, RecordData &Record) { 26912deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Record.push_back(getIdentifierRef(II)); 26922deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor} 26932deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 26948538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlIdentID ASTWriter::getIdentifierRef(const IdentifierInfo *II) { 26952deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor if (II == 0) 26962deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return 0; 2697afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 26988538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID &ID = IdentifierIDs[II]; 2699afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor if (ID == 0) 2700f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextIdentID++; 27012deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return ID; 27022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 27048538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlIdentID ASTWriter::getMacroDefinitionID(MacroDefinition *MD) { 27056a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MD == 0) 27066a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return 0; 27076a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 27088538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl IdentID &ID = MacroDefinitions[MD]; 27096a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID == 0) 27106a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor ID = MacroDefinitions.size(); 27116a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return ID; 27126a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor} 27136a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 2714a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSelectorRef(const Selector SelRef, RecordData &Record) { 27155d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Record.push_back(getSelectorRef(SelRef)); 27165d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 27175d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 27188538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlSelectorID ASTWriter::getSelectorRef(Selector Sel) { 27195d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (Sel.getAsOpaquePtr() == 0) { 27205d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return 0; 272190cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 272290cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 27238538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl SelectorID &SID = SelectorIDs[Sel]; 2724e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (SID == 0 && Chain) { 2725e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // This might trigger a ReadSelector callback, which will set the ID for 2726e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // this selector. 2727e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Chain->LoadSelector(Sel); 2728e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 272990cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff if (SID == 0) { 2730e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SID = NextSelectorID++; 273190cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 27325d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return SID; 273390cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff} 273490cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 2735a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXTemporary(const CXXTemporary *Temp, RecordData &Record) { 2736d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner AddDeclRef(Temp->getDestructor(), Record); 2737d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner} 2738d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner 2739a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLocInfo(TemplateArgument::ArgKind Kind, 274044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis const TemplateArgumentLocInfo &Arg, 274144f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis RecordData &Record) { 274244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis switch (Kind) { 2743833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Expression: 274444f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 2745833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2746833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Type: 274744f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTypeSourceInfo(Arg.getAsTypeSourceInfo(), Record); 2748833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2749788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor case TemplateArgument::Template: 275017cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceRange(Arg.getTemplateQualifierRange(), Record); 275117cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceLocation(Arg.getTemplateNameLoc(), Record); 2752788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor break; 2753833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Null: 2754833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Integral: 2755833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Declaration: 2756833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Pack: 2757833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2758833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall } 2759833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall} 2760833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 2761a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLoc(const TemplateArgumentLoc &Arg, 276244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis RecordData &Record) { 276344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgument(Arg.getArgument(), Record); 276417cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis 276517cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (Arg.getArgument().getKind() == TemplateArgument::Expression) { 276617cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis bool InfoHasSameExpr 276717cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis = Arg.getArgument().getAsExpr() == Arg.getLocInfo().getAsExpr(); 276817cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis Record.push_back(InfoHasSameExpr); 276917cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (InfoHasSameExpr) 277017cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis return; // Avoid storing the same expr twice. 277117cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis } 277244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgumentLocInfo(Arg.getArgument().getKind(), Arg.getLocInfo(), 277344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Record); 277444f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis} 277544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis 2776a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTypeSourceInfo(TypeSourceInfo *TInfo, RecordData &Record) { 2777a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall if (TInfo == 0) { 2778a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall AddTypeRef(QualType(), Record); 2779a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall return; 2780a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall } 2781a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2782a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall AddTypeRef(TInfo->getType(), Record); 2783a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall TypeLocWriter TLW(*this, Record); 2784a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall for (TypeLoc TL = TInfo->getTypeLoc(); !TL.isNull(); TL = TL.getNextTypeLoc()) 278511a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam TLW.Visit(TL); 2786a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 2787a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2788a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTypeRef(QualType T, RecordData &Record) { 27897fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis Record.push_back(GetOrCreateTypeID(T)); 27907fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis} 27917fb35182f43392cea4517c203bbabb22364a19fcArgyrios Kyrtzidis 27927fb35182f43392cea4517c203bbabb22364a19fcArgyrios KyrtzidisTypeID ASTWriter::GetOrCreateTypeID(QualType T) { 2793eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2794eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::GetOrCreateTypeIdx), this)); 2795eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis} 27962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 27975d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeID ASTWriter::getTypeID(QualType T) const { 2798eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis return MakeTypeID(T, 2799eb3f04e60fa17dba27344ed89fd1b9134bb6839cArgyrios Kyrtzidis std::bind1st(std::mem_fun(&ASTWriter::getTypeIdx), this)); 280026fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 280126fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 280226fca90786af17f97e1a5ecc310d4bf39b831595Argyrios KyrtzidisTypeIdx ASTWriter::GetOrCreateTypeIdx(QualType T) { 280326fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 280426fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 280526fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 280626fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 280701b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdx &Idx = TypeIdxs[T]; 2808c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis if (Idx.getIndex() == 0) { 2809366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // We haven't seen this type before. Assign it a new ID and put it 28100953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // into the queue of types to emit. 2811c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidis Idx = TypeIdx(NextTypeID++); 281261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(T); 2813366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor } 281426fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return Idx; 281526fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis} 28162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28175d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios KyrtzidisTypeIdx ASTWriter::getTypeIdx(QualType T) const { 281826fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis if (T.isNull()) 281926fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis return TypeIdx(); 282026fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis assert(!T.getLocalFastQualifiers()); 282126fca90786af17f97e1a5ecc310d4bf39b831595Argyrios Kyrtzidis 28225d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis TypeIdxMap::const_iterator I = TypeIdxs.find(T); 28235d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis assert(I != TypeIdxs.end() && "Type not emitted!"); 28245d26768e2661faa7ce0b55ffff4be8b3969fbbf5Argyrios Kyrtzidis return I->second; 28252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2827a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddDeclRef(const Decl *D, RecordData &Record) { 2828681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Record.push_back(GetDeclRef(D)); 2829681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl} 2830681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl 28318538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::GetDeclRef(const Decl *D) { 28322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (D == 0) { 2833681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return 0; 28342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 28352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28368538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redl DeclID &ID = DeclIDs[D]; 28371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (ID == 0) { 28382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // We haven't seen this declaration before. Give it a new ID and 28392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // enqueue it in the list of declarations to emit. 2840f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextDeclID++; 284161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(const_cast<Decl *>(D)); 28420b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } else if (ID < FirstDeclID && D->isChangedSinceDeserialization()) { 28430b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // We don't add it to the replacement collection here, because we don't 28440b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // have the offset yet. 28450b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl DeclTypesToEmit.push(const_cast<Decl *>(D)); 28460b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // Reset the flag, so that we don't add this decl multiple times. 28470b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl const_cast<Decl *>(D)->setChangedSinceDeserialization(false); 28482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 28492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2850681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return ID; 28512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28538538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian RedlDeclID ASTWriter::getDeclID(const Decl *D) { 28543251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor if (D == 0) 28553251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return 0; 28563251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 28573251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor assert(DeclIDs.find(D) != DeclIDs.end() && "Declaration not emitted!"); 28583251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return DeclIDs[D]; 28593251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 28603251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 2861a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddDeclarationName(DeclarationName Name, RecordData &Record) { 2862ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // FIXME: Emit a stable enum for NameKind. 0 = Identifier etc. 28632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getNameKind()); 28642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor switch (Name.getNameKind()) { 28652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::Identifier: 28662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddIdentifierRef(Name.getAsIdentifierInfo(), Record); 28672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 28682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 28702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCOneArgSelector: 28712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 287290cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff AddSelectorRef(Name.getObjCSelector(), Record); 28732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 28742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConstructorName: 28762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXDestructorName: 28772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConversionFunctionName: 28782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddTypeRef(Name.getCXXNameType(), Record); 28792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 28802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXOperatorName: 28822cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getCXXOverloadedOperator()); 28832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 28842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 28853e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 28863e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt AddIdentifierRef(Name.getCXXLiteralIdentifier(), Record); 28873e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 28883e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 28892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXUsingDirective: 28902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // No extra data to emit 28912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 28922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 28932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 28946ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 2895a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddNestedNameSpecifier(NestedNameSpecifier *NNS, 28966ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner RecordData &Record) { 28976ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Nested name specifiers usually aren't too long. I think that 8 would 28986ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // typically accomodate the vast majority. 28996ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner llvm::SmallVector<NestedNameSpecifier *, 8> NestedNames; 29006ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29016ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Push each of the NNS's onto a stack for serialization in reverse order. 29026ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while (NNS) { 29036ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNames.push_back(NNS); 29046ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NNS->getPrefix(); 29056ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 29066ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29076ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(NestedNames.size()); 29086ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while(!NestedNames.empty()) { 29096ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NestedNames.pop_back_val(); 29106ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNameSpecifier::SpecifierKind Kind = NNS->getKind(); 29116ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind); 29126ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner switch (Kind) { 29136ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Identifier: 29146ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddIdentifierRef(NNS->getAsIdentifier(), Record); 29156ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 29166ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29176ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Namespace: 29186ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddDeclRef(NNS->getAsNamespace(), Record); 29196ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 29206ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29216ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpec: 29226ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpecWithTemplate: 29236ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddTypeRef(QualType(NNS->getAsType(), 0), Record); 29246ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind == NestedNameSpecifier::TypeSpecWithTemplate); 29256ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 29266ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 29276ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Global: 29286ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Don't need to write an associated value. 29296ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 29306ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 29316ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 29326ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 293390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 2934a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateName(TemplateName Name, RecordData &Record) { 293590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis TemplateName::NameKind Kind = Name.getKind(); 293690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Kind); 293790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Kind) { 293890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::Template: 293990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Name.getAsTemplateDecl(), Record); 294090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 294190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 294290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::OverloadedTemplate: { 294390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis OverloadedTemplateStorage *OvT = Name.getAsOverloadedTemplate(); 294490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(OvT->size()); 294590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (OverloadedTemplateStorage::iterator I = OvT->begin(), E = OvT->end(); 294690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 294790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(*I, Record); 294890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 294990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 295090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 295190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::QualifiedTemplate: { 295290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis QualifiedTemplateName *QualT = Name.getAsQualifiedTemplateName(); 295390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(QualT->getQualifier(), Record); 295490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(QualT->hasTemplateKeyword()); 295590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(QualT->getTemplateDecl(), Record); 295690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 295790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 295890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 295990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::DependentTemplate: { 296090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis DependentTemplateName *DepT = Name.getAsDependentTemplateName(); 296190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(DepT->getQualifier(), Record); 296290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->isIdentifier()); 296390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (DepT->isIdentifier()) 296490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddIdentifierRef(DepT->getIdentifier(), Record); 296590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis else 296690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->getOperator()); 296790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 296890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 296990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 297090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 297190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 2972a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgument(const TemplateArgument &Arg, 297390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis RecordData &Record) { 297490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.getKind()); 297590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Arg.getKind()) { 297690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Null: 297790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 297890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Type: 297990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getAsType(), Record); 298090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 298190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Declaration: 298290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Arg.getAsDecl(), Record); 298390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 298490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Integral: 298590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddAPSInt(*Arg.getAsIntegral(), Record); 298690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getIntegralType(), Record); 298790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 298890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Template: 298990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateName(Arg.getAsTemplate(), Record); 299090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 299190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Expression: 299290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 299390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 299490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Pack: 299590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.pack_size()); 299690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateArgument::pack_iterator I=Arg.pack_begin(), E=Arg.pack_end(); 299790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 299890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateArgument(*I, Record); 299990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 300090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 300190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 3002dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3003dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3004a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateParameterList(const TemplateParameterList *TemplateParams, 3005dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis RecordData &Record) { 3006dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateParams && "No TemplateParams!"); 3007dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getTemplateLoc(), Record); 3008dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getLAngleLoc(), Record); 3009dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getRAngleLoc(), Record); 3010dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateParams->size()); 3011dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (TemplateParameterList::const_iterator 3012dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P = TemplateParams->begin(), PEnd = TemplateParams->end(); 3013dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P != PEnd; ++P) 3014dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddDeclRef(*P, Record); 3015dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 3016dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 3017dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis/// \brief Emit a template argument list. 3018dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 3019a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateArgumentList(const TemplateArgumentList *TemplateArgs, 3020dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis RecordData &Record) { 3021dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateArgs && "No TemplateArgs!"); 3022dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateArgs->flat_size()); 3023dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (int i=0, e = TemplateArgs->flat_size(); i != e; ++i) 3024dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddTemplateArgument(TemplateArgs->get(i), Record); 3025dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 302637ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 302737ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 302837ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidisvoid 3029a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddUnresolvedSet(const UnresolvedSetImpl &Set, RecordData &Record) { 303037ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(Set.size()); 303137ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis for (UnresolvedSetImpl::const_iterator 303237ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis I = Set.begin(), E = Set.end(); I != E; ++I) { 303337ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis AddDeclRef(I.getDecl(), Record); 303437ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(I.getAccess()); 303537ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis } 303637ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis} 30370745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis 3038a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseSpecifier(const CXXBaseSpecifier &Base, 30390745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis RecordData &Record) { 30400745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isVirtual()); 30410745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isBaseOfClass()); 30420745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.getAccessSpecifierAsWritten()); 30435606220447c7901ba8d80147ddab893bb7949dd5Nick Lewycky AddTypeSourceInfo(Base.getTypeSourceInfo(), Record); 30440745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis AddSourceRange(Base.getSourceRange(), Record); 30450745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis} 304630c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 3047a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseOrMemberInitializers( 30488e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer * const *BaseOrMembers, 30498e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis unsigned NumBaseOrMembers, RecordData &Record) { 30508e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(NumBaseOrMembers); 30518e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0; i != NumBaseOrMembers; ++i) { 30528e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer *Init = BaseOrMembers[i]; 30538e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 30548e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseInitializer()); 30558e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isBaseInitializer()) { 30568e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddTypeSourceInfo(Init->getBaseClassInfo(), Record); 30578e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseVirtual()); 30588e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 30598e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getMember(), Record); 30608e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 30618e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getMemberLocation(), Record); 30628e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddStmt(Init->getInit()); 30638e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getAnonUnionMember(), Record); 30648e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getLParenLoc(), Record); 30658e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getRParenLoc(), Record); 30668e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isWritten()); 30678e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isWritten()) { 30688e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getSourceOrder()); 30698e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 30708e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getNumArrayIndices()); 30718e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0, e=Init->getNumArrayIndices(); i != e; ++i) 30728e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getArrayIndex(i), Record); 30738e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 30748e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 30758e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis} 30768e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 3077c43b54cbc10654ed59de797898042e1a05265246Sebastian Redlvoid ASTWriter::SetReader(ASTReader *Reader) { 3078ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(Reader && "Cannot remove chain"); 3079ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(FirstDeclID == NextDeclID && 3080ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID == NextTypeID && 3081ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID == NextIdentID && 3082e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID == NextSelectorID && 3083ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl "Setting chain after writing has started."); 3084ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Chain = Reader; 3085ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl} 3086ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 30878538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::IdentifierRead(IdentID ID, IdentifierInfo *II) { 3088f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierIDs[II] = ID; 3089f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl} 3090f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl 3091c8e5d51f51e46c6f7717761537c6609ef9daf57cArgyrios Kyrtzidisvoid ASTWriter::TypeRead(TypeIdx Idx, QualType T) { 309201b81c4d074bba9c18372d521405dfe32fc4f552Argyrios Kyrtzidis TypeIdxs[T] = Idx; 309330c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 309430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 30958538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::DeclRead(DeclID ID, const Decl *D) { 30961476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclIDs[D] = ID; 309730c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 30985d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 30998538e8d43a3a9bd439c987c0de37bcbf035dd391Sebastian Redlvoid ASTWriter::SelectorRead(SelectorID ID, Selector S) { 31005d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl SelectorIDs[S] = ID; 31015d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 3102